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/*
* 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.
*/
#pragma once
#if ENABLE(WEBGPU)
#include "GPUPipeline.h"
#include "GPUProgrammableStageDescriptor.h"
#include "GPURenderPipelineDescriptor.h"
#include <wtf/Optional.h>
#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>
#include <wtf/RetainPtr.h>
#if USE(METAL)
OBJC_PROTOCOL(MTLDepthStencilState);
OBJC_PROTOCOL(MTLRenderPipelineState);
#endif // USE(METAL)
namespace WebCore {
class GPUDevice;
class GPUErrorScopes;
using PlatformRenderPipeline = MTLRenderPipelineState;
using PlatformRenderPipelineSmartPtr = RetainPtr<MTLRenderPipelineState>;
class GPURenderPipeline final : public GPUPipeline {
public:
virtual ~GPURenderPipeline();
static RefPtr<GPURenderPipeline> tryCreate(const GPUDevice&, const GPURenderPipelineDescriptor&, GPUErrorScopes&);
bool isRenderPipeline() const { return true; }
bool recompile(const GPUDevice&, GPUProgrammableStageDescriptor&& vertexStage, Optional<GPUProgrammableStageDescriptor>&& fragmentStage);
#if USE(METAL)
MTLDepthStencilState *depthStencilState() const { return m_depthStencilState.get(); }
#endif
PlatformRenderPipeline* platformRenderPipeline() const { return m_platformRenderPipeline.get(); }
GPUPrimitiveTopology primitiveTopology() const { return m_primitiveTopology; }
Optional<GPUIndexFormat> indexFormat() const { return m_indexFormat; }
private:
#if USE(METAL)
GPURenderPipeline(RetainPtr<MTLDepthStencilState>&&, PlatformRenderPipelineSmartPtr&&, GPUPrimitiveTopology, Optional<GPUIndexFormat>, const RefPtr<GPUPipelineLayout>&, const GPURenderPipelineDescriptorBase&);
RetainPtr<MTLDepthStencilState> m_depthStencilState;
#endif // USE(METAL)
PlatformRenderPipelineSmartPtr m_platformRenderPipeline;
GPUPrimitiveTopology m_primitiveTopology;
Optional<GPUIndexFormat> m_indexFormat;
// Preserved for Web Inspector recompilation.
RefPtr<GPUPipelineLayout> m_layout;
GPURenderPipelineDescriptorBase m_renderDescriptorBase;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_GPUPIPELINE(WebCore::GPURenderPipeline, isRenderPipeline())
#endif // ENABLE(WEBGPU)