public unsafe MTLShader(ref ShaderDescription description, MTLGraphicsDevice gd) : base(description.Stage) { _device = gd; if (description.ShaderBytes.Length > 4 && description.ShaderBytes[0] == 0x4d && description.ShaderBytes[1] == 0x54 && description.ShaderBytes[2] == 0x4c && description.ShaderBytes[3] == 0x42) { DispatchQueue queue = Dispatch.dispatch_get_global_queue(QualityOfServiceLevel.QOS_CLASS_USER_INTERACTIVE, 0); fixed(byte *shaderBytesPtr = description.ShaderBytes) { DispatchData dispatchData = Dispatch.dispatch_data_create( shaderBytesPtr, (UIntPtr)description.ShaderBytes.Length, queue, IntPtr.Zero); try { Library = gd.Device.newLibraryWithData(dispatchData); } finally { Dispatch.dispatch_release(dispatchData.NativePtr); } } } else { string source = Encoding.UTF8.GetString(description.ShaderBytes); MTLCompileOptions compileOptions = MTLCompileOptions.New(); Library = gd.Device.newLibraryWithSource(source, compileOptions); ObjectiveCRuntime.release(compileOptions); } Function = Library.newFunctionWithName(description.EntryPoint); if (Function.NativePtr == IntPtr.Zero) { throw new VeldridException( $"Failed to create Metal {description.Stage} Shader. The given entry point \"{description.EntryPoint}\" was not found."); } if (Function.functionConstantsDictionary.count != UIntPtr.Zero) { // Need to create specialized MTLFunction. ObjectiveCRuntime.release(Function.NativePtr); MTLFunctionConstantValues constantValues = MTLFunctionConstantValues.New(); Function = Library.newFunctionWithNameConstantValues(description.EntryPoint, constantValues); ObjectiveCRuntime.release(constantValues.NativePtr); Debug.Assert(Function.NativePtr != IntPtr.Zero, "Failed to create specialized MTLFunction"); } }
private unsafe MTLFunctionConstantValues CreateConstantValues(SpecializationConstant[] specializations) { MTLFunctionConstantValues ret = MTLFunctionConstantValues.New(); if (specializations != null) { foreach (SpecializationConstant sc in specializations) { MTLDataType mtlType = MTLFormats.VdVoMTLShaderConstantType(sc.Type); ret.setConstantValuetypeatIndex(&sc.Data, mtlType, (UIntPtr)sc.ID); } } return(ret); }
public MTLPipeline(ref GraphicsPipelineDescription description, MTLGraphicsDevice gd) : base(ref description) { PrimitiveType = MTLFormats.VdToMTLPrimitiveTopology(description.PrimitiveTopology); ResourceLayouts = new MTLResourceLayout[description.ResourceLayouts.Length]; NonVertexBufferCount = 0; for (int i = 0; i < ResourceLayouts.Length; i++) { ResourceLayouts[i] = Util.AssertSubtype <ResourceLayout, MTLResourceLayout>(description.ResourceLayouts[i]); NonVertexBufferCount += ResourceLayouts[i].BufferCount; } ResourceBindingModel = description.ResourceBindingModel ?? gd.ResourceBindingModel; CullMode = MTLFormats.VdToMTLCullMode(description.RasterizerState.CullMode); FrontFace = MTLFormats.VdVoMTLFrontFace(description.RasterizerState.FrontFace); FillMode = MTLFormats.VdToMTLFillMode(description.RasterizerState.FillMode); ScissorTestEnabled = description.RasterizerState.ScissorTestEnabled; MTLRenderPipelineDescriptor mtlDesc = MTLRenderPipelineDescriptor.New(); foreach (Shader shader in description.ShaderSet.Shaders) { MTLShader mtlShader = Util.AssertSubtype <Shader, MTLShader>(shader); MTLFunction specializedFunction; if (mtlShader.HasFunctionConstants) { // Need to create specialized MTLFunction. MTLFunctionConstantValues constantValues = CreateConstantValues(description.ShaderSet.Specializations); specializedFunction = mtlShader.Library.newFunctionWithNameConstantValues(mtlShader.EntryPoint, constantValues); AddSpecializedFunction(specializedFunction); ObjectiveCRuntime.release(constantValues.NativePtr); Debug.Assert(specializedFunction.NativePtr != IntPtr.Zero, "Failed to create specialized MTLFunction"); } else { specializedFunction = mtlShader.Function; } if (shader.Stage == ShaderStages.Vertex) { mtlDesc.vertexFunction = specializedFunction; } else if (shader.Stage == ShaderStages.Fragment) { mtlDesc.fragmentFunction = specializedFunction; } } // Vertex layouts VertexLayoutDescription[] vdVertexLayouts = description.ShaderSet.VertexLayouts; MTLVertexDescriptor vertexDescriptor = mtlDesc.vertexDescriptor; for (uint i = 0; i < vdVertexLayouts.Length; i++) { uint layoutIndex = ResourceBindingModel == ResourceBindingModel.Improved ? NonVertexBufferCount + i : i; MTLVertexBufferLayoutDescriptor mtlLayout = vertexDescriptor.layouts[layoutIndex]; mtlLayout.stride = (UIntPtr)vdVertexLayouts[i].Stride; uint stepRate = vdVertexLayouts[i].InstanceStepRate; mtlLayout.stepFunction = stepRate == 0 ? MTLVertexStepFunction.PerVertex : MTLVertexStepFunction.PerInstance; mtlLayout.stepRate = (UIntPtr)Math.Max(1, stepRate); } uint element = 0; for (uint i = 0; i < vdVertexLayouts.Length; i++) { uint offset = 0; VertexLayoutDescription vdDesc = vdVertexLayouts[i]; for (uint j = 0; j < vdDesc.Elements.Length; j++) { VertexElementDescription elementDesc = vdDesc.Elements[j]; MTLVertexAttributeDescriptor mtlAttribute = vertexDescriptor.attributes[element]; mtlAttribute.bufferIndex = (UIntPtr)(ResourceBindingModel == ResourceBindingModel.Improved ? NonVertexBufferCount + i : i); mtlAttribute.format = MTLFormats.VdToMTLVertexFormat(elementDesc.Format); mtlAttribute.offset = elementDesc.Offset != 0 ? (UIntPtr)elementDesc.Offset : (UIntPtr)offset; offset += FormatHelpers.GetSizeInBytes(elementDesc.Format); element += 1; } } VertexBufferCount = (uint)vdVertexLayouts.Length; // Outputs OutputDescription outputs = description.Outputs; BlendStateDescription blendStateDesc = description.BlendState; BlendColor = blendStateDesc.BlendFactor; if (outputs.SampleCount != TextureSampleCount.Count1) { mtlDesc.sampleCount = (UIntPtr)FormatHelpers.GetSampleCountUInt32(outputs.SampleCount); } if (outputs.DepthAttachment != null) { PixelFormat depthFormat = outputs.DepthAttachment.Value.Format; MTLPixelFormat mtlDepthFormat = MTLFormats.VdToMTLPixelFormat(depthFormat, true); mtlDesc.depthAttachmentPixelFormat = mtlDepthFormat; if ((FormatHelpers.IsStencilFormat(depthFormat))) { HasStencil = true; mtlDesc.stencilAttachmentPixelFormat = mtlDepthFormat; } } for (uint i = 0; i < outputs.ColorAttachments.Length; i++) { BlendAttachmentDescription attachmentBlendDesc = blendStateDesc.AttachmentStates[i]; MTLRenderPipelineColorAttachmentDescriptor colorDesc = mtlDesc.colorAttachments[i]; colorDesc.pixelFormat = MTLFormats.VdToMTLPixelFormat(outputs.ColorAttachments[i].Format, false); colorDesc.blendingEnabled = attachmentBlendDesc.BlendEnabled; colorDesc.alphaBlendOperation = MTLFormats.VdToMTLBlendOp(attachmentBlendDesc.AlphaFunction); colorDesc.sourceAlphaBlendFactor = MTLFormats.VdToMTLBlendFactor(attachmentBlendDesc.SourceAlphaFactor); colorDesc.destinationAlphaBlendFactor = MTLFormats.VdToMTLBlendFactor(attachmentBlendDesc.DestinationAlphaFactor); colorDesc.rgbBlendOperation = MTLFormats.VdToMTLBlendOp(attachmentBlendDesc.ColorFunction); colorDesc.sourceRGBBlendFactor = MTLFormats.VdToMTLBlendFactor(attachmentBlendDesc.SourceColorFactor); colorDesc.destinationRGBBlendFactor = MTLFormats.VdToMTLBlendFactor(attachmentBlendDesc.DestinationColorFactor); } RenderPipelineState = gd.Device.newRenderPipelineStateWithDescriptor(mtlDesc); ObjectiveCRuntime.release(mtlDesc.NativePtr); if (outputs.DepthAttachment != null) { MTLDepthStencilDescriptor depthDescriptor = MTLUtil.AllocInit <MTLDepthStencilDescriptor>( nameof(MTLDepthStencilDescriptor)); depthDescriptor.depthCompareFunction = MTLFormats.VdToMTLCompareFunction( description.DepthStencilState.DepthComparison); depthDescriptor.depthWriteEnabled = description.DepthStencilState.DepthWriteEnabled; bool stencilEnabled = description.DepthStencilState.StencilTestEnabled; if (stencilEnabled) { StencilReference = description.DepthStencilState.StencilReference; StencilBehaviorDescription vdFrontDesc = description.DepthStencilState.StencilFront; MTLStencilDescriptor front = MTLUtil.AllocInit <MTLStencilDescriptor>(nameof(MTLStencilDescriptor)); front.readMask = stencilEnabled ? description.DepthStencilState.StencilReadMask : 0u; front.writeMask = stencilEnabled ? description.DepthStencilState.StencilWriteMask : 0u; front.depthFailureOperation = MTLFormats.VdToMTLStencilOperation(vdFrontDesc.DepthFail); front.stencilFailureOperation = MTLFormats.VdToMTLStencilOperation(vdFrontDesc.Fail); front.depthStencilPassOperation = MTLFormats.VdToMTLStencilOperation(vdFrontDesc.Pass); front.stencilCompareFunction = MTLFormats.VdToMTLCompareFunction(vdFrontDesc.Comparison); depthDescriptor.frontFaceStencil = front; StencilBehaviorDescription vdBackDesc = description.DepthStencilState.StencilBack; MTLStencilDescriptor back = MTLUtil.AllocInit <MTLStencilDescriptor>(nameof(MTLStencilDescriptor)); back.readMask = stencilEnabled ? description.DepthStencilState.StencilReadMask : 0u; back.writeMask = stencilEnabled ? description.DepthStencilState.StencilWriteMask : 0u; back.depthFailureOperation = MTLFormats.VdToMTLStencilOperation(vdBackDesc.DepthFail); back.stencilFailureOperation = MTLFormats.VdToMTLStencilOperation(vdBackDesc.Fail); back.depthStencilPassOperation = MTLFormats.VdToMTLStencilOperation(vdBackDesc.Pass); back.stencilCompareFunction = MTLFormats.VdToMTLCompareFunction(vdBackDesc.Comparison); depthDescriptor.backFaceStencil = back; ObjectiveCRuntime.release(front.NativePtr); ObjectiveCRuntime.release(back.NativePtr); } DepthStencilState = gd.Device.newDepthStencilStateWithDescriptor(depthDescriptor); ObjectiveCRuntime.release(depthDescriptor.NativePtr); } DepthClipMode = description.DepthStencilState.DepthTestEnabled ? MTLDepthClipMode.Clip : MTLDepthClipMode.Clamp; }
public MTLPipeline(ref ComputePipelineDescription description, MTLGraphicsDevice gd) : base(ref description) { IsComputePipeline = true; ResourceLayouts = new MTLResourceLayout[description.ResourceLayouts.Length]; for (int i = 0; i < ResourceLayouts.Length; i++) { ResourceLayouts[i] = Util.AssertSubtype <ResourceLayout, MTLResourceLayout>(description.ResourceLayouts[i]); } ThreadsPerThreadgroup = new MTLSize( description.ThreadGroupSizeX, description.ThreadGroupSizeY, description.ThreadGroupSizeZ); MTLComputePipelineDescriptor mtlDesc = MTLUtil.AllocInit <MTLComputePipelineDescriptor>( nameof(MTLComputePipelineDescriptor)); MTLShader mtlShader = Util.AssertSubtype <Shader, MTLShader>(description.ComputeShader); MTLFunction specializedFunction; if (mtlShader.HasFunctionConstants) { // Need to create specialized MTLFunction. MTLFunctionConstantValues constantValues = CreateConstantValues(description.Specializations); specializedFunction = mtlShader.Library.newFunctionWithNameConstantValues(mtlShader.EntryPoint, constantValues); AddSpecializedFunction(specializedFunction); ObjectiveCRuntime.release(constantValues.NativePtr); Debug.Assert(specializedFunction.NativePtr != IntPtr.Zero, "Failed to create specialized MTLFunction"); } else { specializedFunction = mtlShader.Function; } mtlDesc.computeFunction = specializedFunction; MTLPipelineBufferDescriptorArray buffers = mtlDesc.buffers; uint bufferIndex = 0; foreach (MTLResourceLayout layout in ResourceLayouts) { foreach (ResourceKind kind in layout.ResourceKinds) { if (kind == ResourceKind.UniformBuffer || kind == ResourceKind.StructuredBufferReadOnly) { MTLPipelineBufferDescriptor bufferDesc = buffers[bufferIndex]; bufferDesc.mutability = MTLMutability.Immutable; bufferIndex += 1; } else if (kind == ResourceKind.StructuredBufferReadWrite) { MTLPipelineBufferDescriptor bufferDesc = buffers[bufferIndex]; bufferDesc.mutability = MTLMutability.Mutable; bufferIndex += 1; } } } ComputePipelineState = gd.Device.newComputePipelineStateWithDescriptor(mtlDesc); ObjectiveCRuntime.release(mtlDesc.NativePtr); }
public void ReturnReleaseTest() { // This test tries to exercise all the Metal API that has a // ReturnRelease attribute. To test that the attribute does the // right thing: run the test app using instruments, run the test // several times by tapping on it, and do a heap mark between each // test. Then verify that there's at least one heap shot with 0 // memory increase, which means that nothing is leaking. var device = MTLDevice.SystemDefault; IntPtr buffer_mem; int buffer_length; bool freed; byte [] buffer_bytes; // some older hardware won't have a default if (device == null) { Assert.Inconclusive("Metal is not supported"); } // Apple claims that "Indirect command buffers" are available with MTLGPUFamilyCommon2, but it crashes on at least one machine. // Log what the current device supports, just to have it in the log. foreach (MTLFeatureSet fs in Enum.GetValues(typeof(MTLFeatureSet))) { Console.WriteLine($"This device supports feature set: {fs}: {device.SupportsFeatureSet (fs)}"); } if (TestRuntime.CheckXcodeVersion(11, 0)) { foreach (MTLGpuFamily gf in Enum.GetValues(typeof(MTLGpuFamily))) { Console.WriteLine($"This device supports Gpu family: {gf}: {device.SupportsFamily (gf)}"); } } string metal_code = File.ReadAllText(Path.Combine(NSBundle.MainBundle.ResourcePath, "metal-sample.metal")); string metallib_path = Path.Combine(NSBundle.MainBundle.ResourcePath, "default.metallib"); string fragmentshader_path = Path.Combine(NSBundle.MainBundle.ResourcePath, "fragmentShader.metallib"); #if !__MACOS__ && !__MACCATALYST__ if (Runtime.Arch == Arch.SIMULATOR) { Assert.Ignore("Metal isn't available in the simulator"); } #endif using (var hd = new MTLHeapDescriptor()) { hd.CpuCacheMode = MTLCpuCacheMode.DefaultCache; hd.StorageMode = MTLStorageMode.Private; using (var txt = MTLTextureDescriptor.CreateTexture2DDescriptor(MTLPixelFormat.RGBA8Unorm, 40, 40, false)) { var sa = device.GetHeapTextureSizeAndAlign(txt); hd.Size = sa.Size; using (var heap = device.CreateHeap(hd)) { Assert.IsNotNull(heap, $"NonNullHeap"); } } } using (var queue = device.CreateCommandQueue()) { Assert.IsNotNull(queue, "Queue: NonNull 1"); } #if __MACOS__ if (TestRuntime.CheckXcodeVersion(10, 0) && device.SupportsFeatureSet(MTLFeatureSet.macOS_GPUFamily2_v1)) { using (var descriptor = MTLTextureDescriptor.CreateTexture2DDescriptor(MTLPixelFormat.RGBA8Unorm, 64, 64, false)) { descriptor.StorageMode = MTLStorageMode.Private; using (var texture = device.CreateSharedTexture(descriptor)) { Assert.IsNotNull(texture, "CreateSharedTexture (MTLTextureDescriptor): NonNull"); using (var handle = texture.CreateSharedTextureHandle()) using (var shared = device.CreateSharedTexture(handle)) Assert.IsNotNull(texture, "CreateSharedTexture (MTLSharedTextureHandle): NonNull"); } } } #endif using (var queue = device.CreateCommandQueue(10)) { Assert.IsNotNull(queue, "Queue: NonNull 2"); } using (var buffer = device.CreateBuffer(1024, MTLResourceOptions.CpuCacheModeDefault)) { Assert.IsNotNull(buffer, "CreateBuffer: NonNull 1"); } buffer_mem = AllocPageAligned(1, out buffer_length); using (var buffer = device.CreateBuffer(buffer_mem, (nuint)buffer_length, MTLResourceOptions.CpuCacheModeDefault)) { Assert.IsNotNull(buffer, "CreateBuffer: NonNull 2"); } FreePageAligned(buffer_mem, buffer_length); buffer_bytes = new byte [getpagesize()]; using (var buffer = device.CreateBuffer(buffer_bytes, MTLResourceOptions.CpuCacheModeDefault)) { Assert.IsNotNull(buffer, "CreateBuffer: NonNull 3"); } buffer_mem = AllocPageAligned(1, out buffer_length); freed = false; #if __MACOS__ var resourceOptions7 = MTLResourceOptions.StorageModeManaged; #else var resourceOptions7 = MTLResourceOptions.CpuCacheModeDefault; #endif using (var buffer = device.CreateBufferNoCopy(buffer_mem, (nuint)buffer_length, resourceOptions7, (pointer, length) => { FreePageAligned(pointer, (int)length); freed = true; })) { Assert.IsNotNull(buffer, "CreateBufferNoCopy: NonNull 1"); } Assert.IsTrue(freed, "CreateBufferNoCopy: Freed 1"); using (var descriptor = new MTLDepthStencilDescriptor()) using (var dss = device.CreateDepthStencilState(descriptor)) { Assert.IsNotNull(dss, "CreateDepthStencilState: NonNull 1"); } using (var descriptor = MTLTextureDescriptor.CreateTexture2DDescriptor(MTLPixelFormat.RGBA8Unorm, 64, 64, false)) { using (var texture = device.CreateTexture(descriptor)) Assert.NotNull(texture, "CreateTexture: NonNull 1"); using (var surface = new IOSurface.IOSurface(new IOSurface.IOSurfaceOptions { Width = 64, Height = 64, BytesPerElement = 4, })) { using (var texture = device.CreateTexture(descriptor, surface, 0)) Assert.NotNull(texture, "CreateTexture: NonNull 2"); } } using (var descriptor = new MTLSamplerDescriptor()) using (var sampler = device.CreateSamplerState(descriptor)) Assert.IsNotNull(sampler, "CreateSamplerState: NonNull 1"); using (var library = device.CreateDefaultLibrary()) Assert.IsNotNull(library, "CreateDefaultLibrary: NonNull 1"); using (var library = device.CreateLibrary(metallib_path, out var error)) { Assert.IsNotNull(library, "CreateLibrary: NonNull 1"); Assert.IsNull(error, "CreateLibrary: NonNull error 1"); } using (var data = DispatchData.FromByteBuffer(File.ReadAllBytes(metallib_path))) using (var library = device.CreateLibrary(data, out var error)) { Assert.IsNotNull(library, "CreateLibrary: NonNull 2"); Assert.IsNull(error, "CreateLibrary: NonNull error 2"); } using (var compile_options = new MTLCompileOptions()) using (var library = device.CreateLibrary(metal_code, compile_options, out var error)) { Assert.IsNotNull(library, "CreateLibrary: NonNull 3"); Assert.IsNull(error, "CreateLibrary: NonNull error 3"); } using (var compile_options = new MTLCompileOptions()) { device.CreateLibrary(metal_code, compile_options, (library, error) => { Assert.IsNotNull(library, "CreateLibrary: NonNull 4"); Assert.IsNull(error, "CreateLibrary: NonNull error 4"); }); } using (var library = device.CreateDefaultLibrary(NSBundle.MainBundle, out var error)) { Assert.IsNotNull(library, "CreateDefaultLibrary: NonNull 2"); Assert.IsNull(error, "CreateDefaultLibrary: NonNull error 2"); } using (var descriptor = new MTLRenderPipelineDescriptor()) using (var library = device.CreateDefaultLibrary()) using (var func = library.CreateFunction("vertexShader")) { descriptor.VertexFunction = func; descriptor.ColorAttachments [0].PixelFormat = MTLPixelFormat.BGRA8Unorm_sRGB; using (var rps = device.CreateRenderPipelineState(descriptor, out var error)) { Assert.IsNotNull(rps, "CreateRenderPipelineState: NonNull 1"); Assert.IsNull(error, "CreateRenderPipelineState: NonNull error 1"); } } using (var descriptor = new MTLRenderPipelineDescriptor()) using (var library = device.CreateDefaultLibrary()) using (var func = library.CreateFunction("vertexShader")) { descriptor.VertexFunction = func; descriptor.ColorAttachments [0].PixelFormat = MTLPixelFormat.BGRA8Unorm_sRGB; using (var rps = device.CreateRenderPipelineState(descriptor, MTLPipelineOption.BufferTypeInfo, out var reflection, out var error)) { Assert.IsNotNull(rps, "CreateRenderPipelineState: NonNull 2"); Assert.IsNull(error, "CreateRenderPipelineState: NonNull error 2"); Assert.IsNotNull(reflection, "CreateRenderPipelineState: NonNull reflection 2"); } } using (var library = device.CreateDefaultLibrary()) using (var func = library.CreateFunction("grayscaleKernel")) using (var cps = device.CreateComputePipelineState(func, MTLPipelineOption.ArgumentInfo, out var reflection, out var error)) { Assert.IsNotNull(cps, "CreateComputePipelineState: NonNull 1"); Assert.IsNull(error, "CreateComputePipelineState: NonNull error 1"); Assert.IsNotNull(reflection, "CreateComputePipelineState: NonNull reflection 1"); } using (var library = device.CreateDefaultLibrary()) using (var func = library.CreateFunction("grayscaleKernel")) using (var cps = device.CreateComputePipelineState(func, out var error)) { Assert.IsNotNull(cps, "CreateComputePipelineState: NonNull 2"); Assert.IsNull(error, "CreateComputePipelineState: NonNull error 2"); } using (var descriptor = new MTLComputePipelineDescriptor()) using (var library = device.CreateDefaultLibrary()) using (var func = library.CreateFunction("grayscaleKernel")) { descriptor.ComputeFunction = func; using (var cps = device.CreateComputePipelineState(descriptor, MTLPipelineOption.BufferTypeInfo, out var reflection, out var error)) { Assert.IsNotNull(cps, "CreateComputePipelineState: NonNull 3"); Assert.IsNull(error, "CreateComputePipelineState: NonNull error 3"); Assert.IsNotNull(reflection, "CreateComputePipelineState: NonNull reflection 3"); } } using (var fence = device.CreateFence()) { Assert.IsNotNull(fence, "CreateFence 1: NonNull"); } var url = "file://" + metallib_path; url = url.Replace(" ", "%20"); // url encode! using (var library = device.CreateLibrary(new NSUrl(url), out var error)) { #if NET // Looks like creating a library with a url always fails: https://forums.developer.apple.com/thread/110416 Assert.IsNotNull(library, "CreateLibrary (NSUrl, NSError): Null"); Assert.IsNull(error, "CreateLibrary (NSUrl, NSError): NonNull error"); #else // Looks like creating a library with a url always fails: https://forums.developer.apple.com/thread/110416 Assert.IsNull(library, "CreateLibrary (NSUrl, NSError): Null"); Assert.IsNotNull(error, "CreateLibrary (NSUrl, NSError): NonNull error"); #endif } using (var library = device.CreateArgumentEncoder(new MTLArgumentDescriptor [] { new MTLArgumentDescriptor() { DataType = MTLDataType.Int } })) { Assert.IsNotNull(library, "CreateArgumentEncoder (MTLArgumentDescriptor[]): NonNull"); } // Apple's charts say that "Indirect command buffers" are supported with MTLGpuFamilyCommon2 var supportsIndirectCommandBuffers = TestRuntime.CheckXcodeVersion(11, 0) && device.SupportsFamily(MTLGpuFamily.Common2); #if __MACOS__ // but something's not quite right somewhere, so on macOS verify that the device supports a bit more than what Apple says. supportsIndirectCommandBuffers &= device.SupportsFeatureSet(MTLFeatureSet.macOS_GPUFamily2_v1); #endif if (supportsIndirectCommandBuffers) { using (var descriptor = new MTLIndirectCommandBufferDescriptor()) { using (var library = device.CreateIndirectCommandBuffer(descriptor, 1, MTLResourceOptions.CpuCacheModeDefault)) { Assert.IsNotNull(library, "CreateIndirectCommandBuffer: NonNull"); } } using (var evt = device.CreateEvent()) { Assert.IsNotNull(evt, "CreateEvent: NonNull"); } using (var evt = device.CreateSharedEvent()) { Assert.IsNotNull(evt, "CreateSharedEvent: NonNull"); } using (var evt1 = device.CreateSharedEvent()) using (var evt_handle = evt1.CreateSharedEventHandle()) using (var evt = device.CreateSharedEvent(evt_handle)) { Assert.IsNotNull(evt, "CreateSharedEvent (MTLSharedEventHandle): NonNull"); } } using (var descriptor = new MTLRenderPipelineDescriptor()) using (var library = device.CreateDefaultLibrary()) using (var func = library.CreateFunction("vertexShader")) { descriptor.VertexFunction = func; descriptor.ColorAttachments [0].PixelFormat = MTLPixelFormat.BGRA8Unorm_sRGB; using (var rps = device.CreateRenderPipelineState(descriptor, MTLPipelineOption.ArgumentInfo, out var reflection, out var error)) { Assert.IsNotNull(rps, "CreateRenderPipelineState (MTLTileRenderPipelineDescriptor, MTLPipelineOption, MTLRenderPipelineReflection, NSError): NonNull"); Assert.IsNull(error, "CreateRenderPipelineState (MTLTileRenderPipelineDescriptor, MTLPipelineOption, MTLRenderPipelineReflection, NSError: NonNull error"); Assert.IsNotNull(reflection, "CreateRenderPipelineState (MTLTileRenderPipelineDescriptor, MTLPipelineOption, MTLRenderPipelineReflection, NSError): NonNull reflection"); } } using (var buffer = device.CreateBuffer(1024, MTLResourceOptions.CpuCacheModeDefault)) using (var descriptor = new MTLTextureDescriptor()) using (var texture = buffer.CreateTexture(descriptor, 0, 256)) { Assert.IsNotNull(buffer, "MTLBuffer.CreateTexture (MTLTextureDescriptor, nuint, nuint): NonNull"); } using (var descriptor = MTLTextureDescriptor.CreateTexture2DDescriptor(MTLPixelFormat.RGBA8Unorm, 64, 64, false)) using (var texture = device.CreateTexture(descriptor)) { using (var view = texture.CreateTextureView(MTLPixelFormat.RGBA8Unorm)) { Assert.IsNotNull(view, "MTLTexture.CreateTextureView (MTLPixelFormat): nonnull"); } using (var view = texture.CreateTextureView(MTLPixelFormat.RGBA8Unorm, MTLTextureType.k2D, new NSRange(0, 1), new NSRange(0, 1))) { Assert.IsNotNull(view, "MTLTexture.CreateTextureView (MTLPixelFormat, MTLTextureType, NSRange, NSRange): nonnull"); } } using (var library = device.CreateLibrary(fragmentshader_path, out var error)) { Assert.IsNull(error, "MTLFunction.CreateArgumentEncoder: library creation failure"); using (var func = library.CreateFunction("fragmentShader2")) { using (var enc = func.CreateArgumentEncoder(0)) { Assert.IsNotNull(enc, "MTLFunction.CreateArgumentEncoder (nuint): NonNull"); } using (var enc = func.CreateArgumentEncoder(0, out var reflection)) { Assert.IsNotNull(enc, "MTLFunction.CreateArgumentEncoder (nuint, MTLArgument): NonNull"); Assert.IsNotNull(reflection, "MTLFunction.CreateArgumentEncoder (nuint, MTLArgument): NonNull reflection"); } } } using (var library = device.CreateDefaultLibrary()) { using (var func = library.CreateFunction("grayscaleKernel")) { Assert.IsNotNull(func, "CreateFunction (string): nonnull"); } if (TestRuntime.CheckXcodeVersion(9, 0)) // MTLFunctionConstantValues didn't have a default ctor until Xcode 9. { using (var constants = new MTLFunctionConstantValues()) using (var func = library.CreateFunction("grayscaleKernel", constants, out var error)) { Assert.IsNotNull(func, "CreateFunction (string, MTLFunctionConstantValues, NSError): nonnull"); Assert.IsNull(error, "CreateFunction (string, MTLFunctionConstantValues, NSError): null error"); } } } using (var hd = new MTLHeapDescriptor()) { hd.CpuCacheMode = MTLCpuCacheMode.DefaultCache; hd.StorageMode = MTLStorageMode.Private; using (var txt = MTLTextureDescriptor.CreateTexture2DDescriptor(MTLPixelFormat.RGBA8Unorm, 40, 40, false)) { var sa = device.GetHeapTextureSizeAndAlign(txt); hd.Size = sa.Size; using (var heap = device.CreateHeap(hd)) using (var buffer = heap.CreateBuffer(1024, MTLResourceOptions.StorageModePrivate)) { Assert.IsNotNull(buffer, "MTLHeap.CreateBuffer (nuint, MTLResourceOptions): nonnull"); } } } using (var hd = new MTLHeapDescriptor()) { hd.CpuCacheMode = MTLCpuCacheMode.DefaultCache; #if __MACOS__ || __MACCATALYST__ hd.StorageMode = MTLStorageMode.Private; #else hd.StorageMode = MTLStorageMode.Shared; #endif using (var txt = MTLTextureDescriptor.CreateTexture2DDescriptor(MTLPixelFormat.RGBA8Unorm, 40, 40, false)) { var sa = device.GetHeapTextureSizeAndAlign(txt); hd.Size = sa.Size; using (var heap = device.CreateHeap(hd)) { #if __MACOS__ || __MACCATALYST__ txt.StorageMode = MTLStorageMode.Private; #endif using (var texture = heap.CreateTexture(txt)) { Assert.IsNotNull(texture, "MTLHeap.CreateTexture (MTLTextureDescriptor): nonnull"); } } } } using (var scope = MTLCaptureManager.Shared.CreateNewCaptureScope(device)) { Assert.IsNotNull(scope, "MTLCaptureManager.CreateNewCaptureScope (MTLDevice): nonnull"); } using (var queue = device.CreateCommandQueue()) using (var scope = MTLCaptureManager.Shared.CreateNewCaptureScope(queue)) { Assert.IsNotNull(scope, "MTLCaptureManager.CreateNewCaptureScope (MTLCommandQueue): nonnull"); } TestRuntime.AssertXcodeVersion(10, 0); using (var evt = device.CreateSharedEvent()) using (var shared = evt.CreateSharedEventHandle()) { Assert.IsNotNull(shared, "MTLSharedEvent.CreateSharedEvent: NonNull"); } }