/* * 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. */ #pragma once #if ENABLE(WEBGPU) #include "GPUComputePipeline.h" #include "GPUProgrammablePassEncoder.h" #include <wtf/RefCounted.h> #include <wtf/RefPtr.h> #include <wtf/RetainPtr.h> OBJC_PROTOCOL(MTLComputeCommandEncoder); namespace WebCore { using PlatformComputePassEncoder = MTLComputeCommandEncoder; using PlatformComputePassEncoderSmartPtr = RetainPtr<MTLComputeCommandEncoder>; class GPUComputePassEncoder : public GPUProgrammablePassEncoder { public: static RefPtr<GPUComputePassEncoder> tryCreate(Ref<GPUCommandBuffer>&&); void setPipeline(Ref<const GPUComputePipeline>&&); void dispatch(unsigned x, unsigned y, unsigned z); private: GPUComputePassEncoder(Ref<GPUCommandBuffer>&&, PlatformComputePassEncoderSmartPtr&&); ~GPUComputePassEncoder() { endPass(); } // GPUProgrammablePassEncoder const PlatformProgrammablePassEncoder* platformPassEncoder() const final; void invalidateEncoder() final { m_platformComputePassEncoder = nullptr; } #if USE(METAL) void useResource(const MTLResource *, unsigned usage) final; void setComputeBuffer(const MTLBuffer *, NSUInteger offset, unsigned index) final; #endif PlatformComputePassEncoderSmartPtr m_platformComputePassEncoder; RefPtr<const GPUComputePipeline> m_pipeline; }; } // namespace WebCore #endif // ENABLE(WEBGPU)