[WebGPU] Add Dawn implementation skeleton

https://bugs.webkit.org/show_bug.cgi?id=217982

Reviewed by Myles C. Maxfield.

Add an empty implementation of the WebGPU types. This gets WebGPU built and linking
using Dawn.

* PlatformWinCairo.cmake:
* platform/Dawn.cmake: Added.
* platform/graphics/gpu/GPUPlatformTypes.h:
* platform/graphics/gpu/dawn/GPUBindGroupAllocatorDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUBindGroupAllocator::create):
(WebCore::GPUBindGroupAllocator::GPUBindGroupAllocator):
(WebCore::GPUBindGroupAllocator::reallocate):
(WebCore::GPUBindGroupAllocator::tryReset):
* platform/graphics/gpu/dawn/GPUBindGroupDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUBindGroup::tryCreate):
(WebCore::GPUBindGroup::GPUBindGroup):
(WebCore::GPUBindGroup::~GPUBindGroup):
* platform/graphics/gpu/dawn/GPUBindGroupLayoutDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUBindGroupLayout::tryCreate):
* platform/graphics/gpu/dawn/GPUBufferDawn.cpp: Added.
(WebCore::GPUBuffer::tryCreate):
(WebCore::GPUBuffer::GPUBuffer):
(WebCore::GPUBuffer::~GPUBuffer):
(WebCore::GPUBuffer::isReadOnly const):
(WebCore::GPUBuffer::state const):
(WebCore::GPUBuffer::mapOnCreation):
(WebCore::GPUBuffer::registerMappingCallback):
(WebCore::GPUBuffer::runMappingCallback):
(WebCore::GPUBuffer::stagingBufferForRead):
(WebCore::GPUBuffer::stagingBufferForWrite):
(WebCore::GPUBuffer::copyStagingBufferToGPU):
(WebCore::GPUBuffer::unmap):
(WebCore::GPUBuffer::destroy):
* platform/graphics/gpu/dawn/GPUCommandBufferDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUCommandBuffer::tryCreate):
(WebCore::GPUCommandBuffer::GPUCommandBuffer):
(WebCore::GPUCommandBuffer::copyBufferToBuffer):
(WebCore::GPUCommandBuffer::copyBufferToTexture):
(WebCore::GPUCommandBuffer::copyTextureToBuffer):
(WebCore::GPUCommandBuffer::copyTextureToTexture):
* platform/graphics/gpu/dawn/GPUComputePassEncoderDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUComputePassEncoder::tryCreate):
(WebCore::GPUComputePassEncoder::GPUComputePassEncoder):
(WebCore::GPUComputePassEncoder::setPipeline):
(WebCore::GPUComputePassEncoder::dispatch):
(WebCore::GPUComputePassEncoder::platformPassEncoder const):
* platform/graphics/gpu/dawn/GPUComputePipelineDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUComputePipeline::tryCreate):
(WebCore::GPUComputePipeline::recompile):
* platform/graphics/gpu/dawn/GPUDeviceDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUDevice::tryCreate):
(WebCore::GPUDevice::GPUDevice):
* platform/graphics/gpu/dawn/GPUPlatformTypesDawn.h: Added.
(WebCore::HandleDeleter<PlatformBuffer>::operator()):
(WebCore::HandleDeleter<PlatformCommandBuffer>::operator()):
(WebCore::HandleDeleter<PlatformComputePassEncoder>::operator()):
(WebCore::HandleDeleter<PlatformComputePipeline>::operator()):
(WebCore::HandleDeleter<PlatformDevice>::operator()):
(WebCore::HandleDeleter<PlatformDrawable>::operator()):
(WebCore::HandleDeleter<PlatformProgrammablePassEncoder>::operator()):
(WebCore::HandleDeleter<PlatformQueue>::operator()):
(WebCore::HandleDeleter<PlatformRenderPassEncoder>::operator()):
(WebCore::HandleDeleter<PlatformRenderPipeline>::operator()):
(WebCore::HandleDeleter<PlatformSampler>::operator()):
(WebCore::HandleDeleter<PlatformShaderModule>::operator()):
(WebCore::HandleDeleter<PlatformSwapLayer>::operator()):
(WebCore::HandleDeleter<PlatformTexture>::operator()):
* platform/graphics/gpu/dawn/GPUProgrammablePassEncoderDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUProgrammablePassEncoder::endPass):
(WebCore::GPUProgrammablePassEncoder::setBindGroup):
* platform/graphics/gpu/dawn/GPUQueueDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUQueue::tryCreate):
(WebCore::GPUQueue::GPUQueue):
(WebCore::GPUQueue::submit):
(WebCore::GPUQueue::label const):
(WebCore::GPUQueue::setLabel const):
* platform/graphics/gpu/dawn/GPURenderPassEncoderDawn.cpp: Added.
(WebCore::GPURenderPassEncoder::tryCreate):
(WebCore::GPURenderPassEncoder::GPURenderPassEncoder):
(WebCore::GPURenderPassEncoder::platformPassEncoder const):
(WebCore::GPURenderPassEncoder::setPipeline):
(WebCore::GPURenderPassEncoder::setBlendColor):
(WebCore::GPURenderPassEncoder::setViewport):
(WebCore::GPURenderPassEncoder::setScissorRect):
(WebCore::GPURenderPassEncoder::setIndexBuffer):
(WebCore::GPURenderPassEncoder::setVertexBuffers):
(WebCore::GPURenderPassEncoder::draw):
(WebCore::GPURenderPassEncoder::drawIndexed):
* platform/graphics/gpu/dawn/GPURenderPipelineDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPURenderPipeline::tryCreate):
(WebCore::GPURenderPipeline::recompile):
* platform/graphics/gpu/dawn/GPUSamplerDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUSampler::tryCreate):
(WebCore::GPUSampler::GPUSampler):
* platform/graphics/gpu/dawn/GPUShaderModuleDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUShaderModule::tryCreate):
(WebCore::GPUShaderModule::GPUShaderModule):
* platform/graphics/gpu/dawn/GPUSwapChainDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUSwapChain::tryCreate):
(WebCore::GPUSwapChain::GPUSwapChain):
(WebCore::GPUSwapChain::tryGetCurrentTexture):
(WebCore::GPUSwapChain::present):
(WebCore::GPUSwapChain::reshape):
(WebCore::GPUSwapChain::platformLayer const):
* platform/graphics/gpu/dawn/GPUTextureDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
(WebCore::GPUTexture::tryCreate):
(WebCore::GPUTexture::create):
(WebCore::GPUTexture::GPUTexture):
(WebCore::GPUTexture::tryCreateDefaultTextureView):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@268869 268f45cc-cd09-0410-ab3c-d52691b4dbfc

Author: [email protected]

Source/WebCore/ChangeLog

@@ -1,3 +1,118 @@
+2020-10-22  Don Olmstead  <[email protected]>
+
+        [WebGPU] Add Dawn implementation skeleton
+        https://bugs.webkit.org/show_bug.cgi?id=217982
+
+        Reviewed by Myles C. Maxfield.
+
+        Add an empty implementation of the WebGPU types. This gets WebGPU built and linking
+        using Dawn.
+
+        * PlatformWinCairo.cmake:
+        * platform/Dawn.cmake: Added.
+        * platform/graphics/gpu/GPUPlatformTypes.h:
+        * platform/graphics/gpu/dawn/GPUBindGroupAllocatorDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUBindGroupAllocator::create):
+        (WebCore::GPUBindGroupAllocator::GPUBindGroupAllocator):
+        (WebCore::GPUBindGroupAllocator::reallocate):
+        (WebCore::GPUBindGroupAllocator::tryReset):
+        * platform/graphics/gpu/dawn/GPUBindGroupDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUBindGroup::tryCreate):
+        (WebCore::GPUBindGroup::GPUBindGroup):
+        (WebCore::GPUBindGroup::~GPUBindGroup):
+        * platform/graphics/gpu/dawn/GPUBindGroupLayoutDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUBindGroupLayout::tryCreate):
+        * platform/graphics/gpu/dawn/GPUBufferDawn.cpp: Added.
+        (WebCore::GPUBuffer::tryCreate):
+        (WebCore::GPUBuffer::GPUBuffer):
+        (WebCore::GPUBuffer::~GPUBuffer):
+        (WebCore::GPUBuffer::isReadOnly const):
+        (WebCore::GPUBuffer::state const):
+        (WebCore::GPUBuffer::mapOnCreation):
+        (WebCore::GPUBuffer::registerMappingCallback):
+        (WebCore::GPUBuffer::runMappingCallback):
+        (WebCore::GPUBuffer::stagingBufferForRead):
+        (WebCore::GPUBuffer::stagingBufferForWrite):
+        (WebCore::GPUBuffer::copyStagingBufferToGPU):
+        (WebCore::GPUBuffer::unmap):
+        (WebCore::GPUBuffer::destroy):
+        * platform/graphics/gpu/dawn/GPUCommandBufferDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUCommandBuffer::tryCreate):
+        (WebCore::GPUCommandBuffer::GPUCommandBuffer):
+        (WebCore::GPUCommandBuffer::copyBufferToBuffer):
+        (WebCore::GPUCommandBuffer::copyBufferToTexture):
+        (WebCore::GPUCommandBuffer::copyTextureToBuffer):
+        (WebCore::GPUCommandBuffer::copyTextureToTexture):
+        * platform/graphics/gpu/dawn/GPUComputePassEncoderDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUComputePassEncoder::tryCreate):
+        (WebCore::GPUComputePassEncoder::GPUComputePassEncoder):
+        (WebCore::GPUComputePassEncoder::setPipeline):
+        (WebCore::GPUComputePassEncoder::dispatch):
+        (WebCore::GPUComputePassEncoder::platformPassEncoder const):
+        * platform/graphics/gpu/dawn/GPUComputePipelineDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUComputePipeline::tryCreate):
+        (WebCore::GPUComputePipeline::recompile):
+        * platform/graphics/gpu/dawn/GPUDeviceDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUDevice::tryCreate):
+        (WebCore::GPUDevice::GPUDevice):
+        * platform/graphics/gpu/dawn/GPUPlatformTypesDawn.h: Added.
+        (WebCore::HandleDeleter<PlatformBuffer>::operator()):
+        (WebCore::HandleDeleter<PlatformCommandBuffer>::operator()):
+        (WebCore::HandleDeleter<PlatformComputePassEncoder>::operator()):
+        (WebCore::HandleDeleter<PlatformComputePipeline>::operator()):
+        (WebCore::HandleDeleter<PlatformDevice>::operator()):
+        (WebCore::HandleDeleter<PlatformDrawable>::operator()):
+        (WebCore::HandleDeleter<PlatformProgrammablePassEncoder>::operator()):
+        (WebCore::HandleDeleter<PlatformQueue>::operator()):
+        (WebCore::HandleDeleter<PlatformRenderPassEncoder>::operator()):
+        (WebCore::HandleDeleter<PlatformRenderPipeline>::operator()):
+        (WebCore::HandleDeleter<PlatformSampler>::operator()):
+        (WebCore::HandleDeleter<PlatformShaderModule>::operator()):
+        (WebCore::HandleDeleter<PlatformSwapLayer>::operator()):
+        (WebCore::HandleDeleter<PlatformTexture>::operator()):
+        * platform/graphics/gpu/dawn/GPUProgrammablePassEncoderDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUProgrammablePassEncoder::endPass):
+        (WebCore::GPUProgrammablePassEncoder::setBindGroup):
+        * platform/graphics/gpu/dawn/GPUQueueDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUQueue::tryCreate):
+        (WebCore::GPUQueue::GPUQueue):
+        (WebCore::GPUQueue::submit):
+        (WebCore::GPUQueue::label const):
+        (WebCore::GPUQueue::setLabel const):
+        * platform/graphics/gpu/dawn/GPURenderPassEncoderDawn.cpp: Added.
+        (WebCore::GPURenderPassEncoder::tryCreate):
+        (WebCore::GPURenderPassEncoder::GPURenderPassEncoder):
+        (WebCore::GPURenderPassEncoder::platformPassEncoder const):
+        (WebCore::GPURenderPassEncoder::setPipeline):
+        (WebCore::GPURenderPassEncoder::setBlendColor):
+        (WebCore::GPURenderPassEncoder::setViewport):
+        (WebCore::GPURenderPassEncoder::setScissorRect):
+        (WebCore::GPURenderPassEncoder::setIndexBuffer):
+        (WebCore::GPURenderPassEncoder::setVertexBuffers):
+        (WebCore::GPURenderPassEncoder::draw):
+        (WebCore::GPURenderPassEncoder::drawIndexed):
+        * platform/graphics/gpu/dawn/GPURenderPipelineDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPURenderPipeline::tryCreate):
+        (WebCore::GPURenderPipeline::recompile):
+        * platform/graphics/gpu/dawn/GPUSamplerDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUSampler::tryCreate):
+        (WebCore::GPUSampler::GPUSampler):
+        * platform/graphics/gpu/dawn/GPUShaderModuleDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUShaderModule::tryCreate):
+        (WebCore::GPUShaderModule::GPUShaderModule):
+        * platform/graphics/gpu/dawn/GPUSwapChainDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUSwapChain::tryCreate):
+        (WebCore::GPUSwapChain::GPUSwapChain):
+        (WebCore::GPUSwapChain::tryGetCurrentTexture):
+        (WebCore::GPUSwapChain::present):
+        (WebCore::GPUSwapChain::reshape):
+        (WebCore::GPUSwapChain::platformLayer const):
+        * platform/graphics/gpu/dawn/GPUTextureDawn.cpp: Copied from Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h.
+        (WebCore::GPUTexture::tryCreate):
+        (WebCore::GPUTexture::create):
+        (WebCore::GPUTexture::GPUTexture):
+        (WebCore::GPUTexture::tryCreateDefaultTextureView):
+
 2020-10-22  Chris Dumez  <[email protected]>
 
         Turn ScriptExecutionContext::vm() into a pure virtual function

Source/WebCore/PlatformWinCairo.cmake

@@ -4,6 +4,10 @@ include(platform/ImageDecoders.cmake)
 include(platform/OpenSSL.cmake)
 include(platform/TextureMapper.cmake)
 
+if (USE_DAWN)
+    include(platform/Dawn.cmake)
+endif ()
+
 list(APPEND WebCore_PRIVATE_INCLUDE_DIRECTORIES
     "${WEBKIT_LIBRARIES_DIR}/include"
     "${WEBCORE_DIR}/loader/archive/cf"

Source/WebCore/platform/Dawn.cmake

@@ -0,0 +1,27 @@
+list(APPEND WebCore_PRIVATE_INCLUDE_DIRECTORIES
+    "${WEBCORE_DIR}/platform/graphics/gpu/dawn"
+)
+
+list(APPEND WebCore_SOURCES
+    platform/graphics/gpu/dawn/GPUBindGroupAllocatorDawn.cpp
+    platform/graphics/gpu/dawn/GPUBindGroupDawn.cpp
+    platform/graphics/gpu/dawn/GPUBindGroupLayoutDawn.cpp
+    platform/graphics/gpu/dawn/GPUBufferDawn.cpp
+    platform/graphics/gpu/dawn/GPUCommandBufferDawn.cpp
+    platform/graphics/gpu/dawn/GPUComputePassEncoderDawn.cpp
+    platform/graphics/gpu/dawn/GPUComputePipelineDawn.cpp
+    platform/graphics/gpu/dawn/GPUDeviceDawn.cpp
+    platform/graphics/gpu/dawn/GPUProgrammablePassEncoderDawn.cpp
+    platform/graphics/gpu/dawn/GPUQueueDawn.cpp
+    platform/graphics/gpu/dawn/GPURenderPassEncoderDawn.cpp
+    platform/graphics/gpu/dawn/GPURenderPipelineDawn.cpp
+    platform/graphics/gpu/dawn/GPUSamplerDawn.cpp
+    platform/graphics/gpu/dawn/GPUShaderModuleDawn.cpp
+    platform/graphics/gpu/dawn/GPUSwapChainDawn.cpp
+    platform/graphics/gpu/dawn/GPUTextureDawn.cpp
+)
+
+list(APPEND WebCore_PRIVATE_LIBRARIES
+    Dawn::dawn
+    Dawn::native
+)

Source/WebCore/platform/graphics/gpu/GPUPlatformTypes.h

@@ -27,6 +27,8 @@
 
 #if USE(METAL)
 #include "GPUPlatformTypesMetal.h"
+#elif USE(DAWN)
+#include "GPUPlatformTypesDawn.h"
 #else
 #error "Unsupported platform for WebGPU"
 #endif

Source/WebCore/platform/graphics/gpu/dawn/GPUBindGroupAllocatorDawn.cpp

@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2020 Sony Interactive Entertainment Inc.
+ *
+ * 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.
+ */
+
+#include "config.h"
+#include "GPUBindGroupAllocator.h"
+
+#if ENABLE(WEBGPU)
+
+#include "GPUErrorScopes.h"
+
+namespace WebCore {
+
+Ref<GPUBindGroupAllocator> GPUBindGroupAllocator::create(GPUErrorScopes& errors)
+{
+    return adoptRef(*new GPUBindGroupAllocator(errors));
+}
+
+GPUBindGroupAllocator::GPUBindGroupAllocator(GPUErrorScopes& errors)
+    : m_errorScopes(makeRef(errors))
+{
+}
+
+bool GPUBindGroupAllocator::reallocate(PlatformGPUBufferOffset newOffset)
+{
+    return false;
+}
+
+void GPUBindGroupAllocator::tryReset()
+{
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(WEBGPU)

Source/WebCore/platform/graphics/gpu/dawn/GPUBindGroupDawn.cpp

@@ -0,0 +1,56 @@
+/*
+ * 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.
+ */
+
+#include "config.h"
+#include "GPUBindGroup.h"
+
+#if ENABLE(WEBGPU)
+
+#include "GPUBindGroupAllocator.h"
+#include "GPUErrorScopes.h"
+#include <webgpu/webgpu.h>
+
+namespace WebCore {
+
+RefPtr<GPUBindGroup> GPUBindGroup::tryCreate(const GPUBindGroupDescriptor& descriptor, GPUBindGroupAllocator& allocator)
+{
+    return nullptr;
+}
+
+GPUBindGroup::GPUBindGroup(GPUBindGroupAllocator::ArgumentBufferOffsets&& offsets, GPUBindGroupAllocator& allocator, HashSet<Ref<GPUBuffer>>&& buffers, HashSet<Ref<GPUTexture>>&& textures)
+    : m_argumentBufferOffsets(WTFMove(offsets))
+    , m_allocator(makeRef(allocator))
+    , m_boundBuffers(WTFMove(buffers))
+    , m_boundTextures(WTFMove(textures))
+{
+}
+
+GPUBindGroup::~GPUBindGroup()
+{
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(WEBGPU)

Source/WebCore/platform/graphics/gpu/dawn/GPUBindGroupLayoutDawn.cpp

@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+#include "config.h"
+#include "GPUBindGroupLayout.h"
+
+#if ENABLE(WEBGPU)
+
+#include "GPUDevice.h"
+#include <webgpu/webgpu.h>
+
+namespace WebCore {
+
+RefPtr<GPUBindGroupLayout> GPUBindGroupLayout::tryCreate(const GPUDevice& device, const GPUBindGroupLayoutDescriptor& descriptor)
+{
+    return nullptr;
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(WEBGPU)