| /* |
| * Copyright (C) 2019 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #import "config.h" |
| #import "GPUComputePipeline.h" |
| |
| #if ENABLE(WEBGPU) |
| |
| #import "GPUComputePipelineDescriptor.h" |
| #import "GPUDevice.h" |
| #import "Logging.h" |
| #import <Metal/Metal.h> |
| #import <wtf/BlockObjCExceptions.h> |
| |
| OBJC_PROTOCOL(MTLFunction); |
| |
| namespace WebCore { |
| |
| static RetainPtr<MTLFunction> tryCreateMtlComputeFunction(const GPUPipelineStageDescriptor& stage) |
| { |
| if (!stage.module->platformShaderModule() || stage.entryPoint.isNull()) { |
| LOG(WebGPU, "GPUComputePipeline::tryCreate(): Invalid GPUShaderModule!"); |
| return nullptr; |
| } |
| |
| RetainPtr<MTLFunction> function; |
| |
| BEGIN_BLOCK_OBJC_EXCEPTIONS; |
| function = adoptNS([stage.module->platformShaderModule() newFunctionWithName:stage.entryPoint]); |
| END_BLOCK_OBJC_EXCEPTIONS; |
| |
| if (!function) |
| LOG(WebGPU, "GPUComputePipeline::tryCreate(): Cannot create compute MTLFunction \"%s\"!", stage.entryPoint.utf8().data()); |
| |
| return function; |
| } |
| |
| static RetainPtr<MTLComputePipelineState> tryCreateMTLComputePipelineState(const GPUDevice& device, const GPUComputePipelineDescriptor& descriptor) |
| { |
| if (!device.platformDevice()) { |
| LOG(WebGPU, "GPUComputePipeline::tryCreate(): Invalid GPUDevice!"); |
| return nullptr; |
| } |
| |
| auto computeFunction = tryCreateMtlComputeFunction(descriptor.computeStage); |
| if (!computeFunction) |
| return nullptr; |
| |
| RetainPtr<MTLComputePipelineState> pipelineState; |
| NSError *error = nil; |
| |
| BEGIN_BLOCK_OBJC_EXCEPTIONS; |
| pipelineState = adoptNS([device.platformDevice() newComputePipelineStateWithFunction:computeFunction.get() error:&error]); |
| END_BLOCK_OBJC_EXCEPTIONS; |
| |
| if (!pipelineState) |
| LOG(WebGPU, "GPUComputePipeline::tryCreate(): %s!", error ? error.localizedDescription.UTF8String : "Unable to create MTLComputePipelineState!"); |
| |
| return pipelineState; |
| } |
| |
| RefPtr<GPUComputePipeline> GPUComputePipeline::tryCreate(const GPUDevice& device, const GPUComputePipelineDescriptor& descriptor) |
| { |
| auto mtlPipeline = tryCreateMTLComputePipelineState(device, descriptor); |
| if (!mtlPipeline) |
| return nullptr; |
| |
| return adoptRef(new GPUComputePipeline(WTFMove(mtlPipeline))); |
| } |
| |
| GPUComputePipeline::GPUComputePipeline(RetainPtr<MTLComputePipelineState>&& pipeline) |
| : m_platformComputePipeline(WTFMove(pipeline)) |
| { |
| } |
| |
| } // namespace WebCore |
| |
| #endif // ENABLE(WEBGPU) |