iOSDC 2017

Shuichi Tsutsumi shu223

WWDC 2014

Swift Metal

WWDC2014 Metal

WWDC2014 Swift

Metal

Metal

WWDC 2014

Swift Metal

WWDC2014 Metal

WWDC2014 Swift

Metal

Metal

Swift Metal

WWDC2014 Metal

WWDC2014 Swift

Metal

Metal

WWDC2014 Metal

WWDC2014 Swift

Metal

Metal

WWDC2014 Swift

Metal

Metal

Metal

Metal

Metal

Metal

GPU

bull Core MLbull Visionbull Core Imagebull SceneKitbull SpriteKitbull MapKit

Metal

GPU

bull Core MLbull Visionbull Core Imagebull SceneKitbull SpriteKitbull MapKit

bull Core Animationbull UIKit

143000Metal API

143000

17000000Metal API

Metal API

Metal

Metal

Metal

Metal

imageViewimage = image

CPU GPU

CPUbull

bull

GPUbull

bull CPU

bull CPU

- 100

bull GPU GPU

-

-

-

-

1 60

bull CPUbull

OK

1

1 60

bull CPUbull

OK

GPU

1

GPU GPU

GPU

GPU

GPU

Your app

OpenGL

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imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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bull Metal - Metal OpenGL

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Metal

GPU

bull Core MLbull Visionbull Core Imagebull SceneKitbull SpriteKitbull MapKit

bull Core Animationbull UIKit

143000Metal API

143000

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Metal API

Metal

Metal

Metal

Metal

imageViewimage = image

CPU GPU

CPUbull

bull

GPUbull

bull CPU

bull CPU

- 100

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-

-

-

-

1 60

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OK

1

1 60

bull CPUbull

OK

GPU

1

GPU GPU

GPU

GPU

GPU

Your app

OpenGL

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imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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GPU

GPU

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Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

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17000000Metal API

Metal API

Metal

Metal

Metal

Metal

imageViewimage = image

CPU GPU

CPUbull

bull

GPUbull

bull CPU

bull CPU

- 100

bull GPU GPU

-

-

-

-

1 60

bull CPUbull

OK

1

1 60

bull CPUbull

OK

GPU

1

GPU GPU

GPU

GPU

GPU

Your app

OpenGL

OpenGLbull API

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bull Apple

Metalbull Apple

bull Apple

bull OpenGL 10

bull OpenGL Metal

imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

Powered by

GPU

GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

143000

17000000Metal API

Metal API

Metal

Metal

Metal

Metal

imageViewimage = image

CPU GPU

CPUbull

bull

GPUbull

bull CPU

bull CPU

- 100

bull GPU GPU

-

-

-

-

1 60

bull CPUbull

OK

1

1 60

bull CPUbull

OK

GPU

1

GPU GPU

GPU

GPU

GPU

Your app

OpenGL

OpenGLbull API

bull

bull Apple

Metalbull Apple

bull Apple

bull OpenGL 10

bull OpenGL Metal

imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

Powered by

GPU

GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

Metal

Metal

Metal

Metal

imageViewimage = image

CPU GPU

CPUbull

bull

GPUbull

bull CPU

bull CPU

- 100

bull GPU GPU

-

-

-

-

1 60

bull CPUbull

OK

1

1 60

bull CPUbull

OK

GPU

1

GPU GPU

GPU

GPU

GPU

Your app

OpenGL

OpenGLbull API

bull

bull Apple

Metalbull Apple

bull Apple

bull OpenGL 10

bull OpenGL Metal

imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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rarr

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

Powered by

GPU

GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

Metal

Metal

Metal

imageViewimage = image

CPU GPU

CPUbull

bull

GPUbull

bull CPU

bull CPU

- 100

bull GPU GPU

-

-

-

-

1 60

bull CPUbull

OK

1

1 60

bull CPUbull

OK

GPU

1

GPU GPU

GPU

GPU

GPU

Your app

OpenGL

OpenGLbull API

bull

bull Apple

Metalbull Apple

bull Apple

bull OpenGL 10

bull OpenGL Metal

imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

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MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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imageViewimage = image

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imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

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-

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1

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OK

GPU

1

GPU GPU

GPU

GPU

GPU

Your app

OpenGL

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imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

Powered by

GPU

GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

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OK

GPU

1

GPU GPU

GPU

GPU

GPU

Your app

OpenGL

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imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandEncoder

MTLCommandBuffer

MTLTexture

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MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

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MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandEncoder

MTLCommandBuffer

MTLTexture

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MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

Powered by

GPU

GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

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imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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imageViewimage = image

Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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Metal API

func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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GPU

Your app

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

Powered by

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GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

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commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

Powered by

GPU

GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

Powered by

GPU

GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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bull Metal - Metal OpenGL

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MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTLCommandEncoder

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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GPU

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GPU Metal

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bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

MTLCommandBuffer

MTLTexture

MTLDevice

MTLCommandQueue

MTKTextureLoader

MTLCommandEncoder

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

MTLDevice

let device = MTLCreateSystemDefaultDevice()

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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GPU

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GPU Metal

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bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

MTLTexture MTKTextureLoader

loader = MTKTextureLoader(device device) texture = try loadernewTexture( name ldquohoge scaleFactor viewcontentScaleFactor bundle nil)

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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GPU

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GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

MTLCommandQueue MTLCommandBuffer

let commandBuffer = commandQueuemakeCommandBuffer()

hellip

commandBuffercommit()

commandQueue = devicemakeCommandQueue()

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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GPU

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bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

MTLCommandEncoderbull

MTLRenderCommandEncoder

MTLComputeCommandEncoder

MTLBlitCommandEncode

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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GPU

Your app

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bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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MTLCommandEncoder (MTLBlitCommandEncoder)

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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let commandBuffer = commandQueuemakeCommandBuffer()

let blitEncoder = commandBuffermakeBlitCommandEncoder() blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin srcOrigin sourceSize srcSize to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigindstOrigin) blitEncoderendEncoding()

commandBuffercommit()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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private let device = MTLCreateSystemDefaultDevice() private func setup() commandQueue = devicemakeCommandQueue() let textureLoader = MTKTextureLoader(device device) texture = try textureLoadernewTexture(name highsierra scaleFactor viewcontentScaleFactor bundle nil) mtkViewdevice = device mtkViewdelegate = self mtkViewcolorPixelFormat = texturepixelFormat

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func draw(in view MTKView) guard let drawable = viewcurrentDrawable else return guard let commandBuffer = commandQueuemakeCommandBuffer() else fatalError() guard let blitEncoder = commandBuffermakeBlitCommandEncoder() else fatalError() let targetW = min(texturewidth drawabletexturewidth) let targetH = min(textureheight drawabletextureheight) blitEncodercopy(from texture sourceSlice 0 sourceLevel 0 sourceOrigin MTLOrigin(x 0 y 0 z 0) sourceSize MTLSizeMake(targetW targetH texturedepth) to drawabletexture destinationSlice 0 destinationLevel 0 destinationOrigin MTLOrigin(x 0 y 0 z 0)) blitEncoderendEncoding() commandBufferpresent(drawable) commandBuffercommit() commandBufferwaitUntilCompleted()

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Powered by

GPU

GPU

Your app

Metalbull ARKit

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GPU Metal

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httpsgithubcomshu223

GPU

GPU

Your app

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

Metalbull ARKit

bull MPS CNN RNN

bull Core Image

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

GPU Metal

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

bull Metal - UIKit

bull GPU GPU

bull Metal - Metal OpenGL

bull Metal -

httpsgithubcomshu223

httpsgithubcomshu223