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ComputePipeline.h
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ComputePipeline.h
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/*
* Copyright (c) 2021-2023 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. ``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
* 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
#import "BindGroupLayout.h"
#import <wtf/FastMalloc.h>
#import <wtf/HashMap.h>
#import <wtf/HashTraits.h>
#import <wtf/Ref.h>
#import <wtf/RefCounted.h>
struct WGPUComputePipelineImpl {
};
namespace WebGPU {
class BindGroupLayout;
class Device;
class PipelineLayout;
// https://gpuweb.github.io/gpuweb/#gpucomputepipeline
class ComputePipeline : public WGPUComputePipelineImpl, public RefCounted<ComputePipeline> {
WTF_MAKE_FAST_ALLOCATED;
public:
static Ref<ComputePipeline> create(id<MTLComputePipelineState> computePipelineState, const PipelineLayout& pipelineLayout, MTLSize threadsPerThreadgroup, Device& device)
{
return adoptRef(*new ComputePipeline(computePipelineState, pipelineLayout, threadsPerThreadgroup, device));
}
static Ref<ComputePipeline> create(id<MTLComputePipelineState> computePipelineState, MTLComputePipelineReflection* reflection, MTLSize threadsPerThreadgroup, Device& device)
{
return adoptRef(*new ComputePipeline(computePipelineState, reflection, threadsPerThreadgroup, device));
}
static Ref<ComputePipeline> createInvalid(Device& device)
{
return adoptRef(*new ComputePipeline(device));
}
~ComputePipeline();
RefPtr<BindGroupLayout> getBindGroupLayout(uint32_t groupIndex);
void setLabel(String&&);
bool isValid() const { return m_computePipelineState; }
id<MTLComputePipelineState> computePipelineState() const { return m_computePipelineState; }
Device& device() const { return m_device; }
MTLSize threadsPerThreadgroup() const { return m_threadsPerThreadgroup; }
private:
ComputePipeline(id<MTLComputePipelineState>, const PipelineLayout&, MTLSize, Device&);
ComputePipeline(id<MTLComputePipelineState>, MTLComputePipelineReflection*, MTLSize, Device&);
ComputePipeline(Device&);
const id<MTLComputePipelineState> m_computePipelineState { nil };
#if HAVE(METAL_BUFFER_BINDING_REFLECTION)
MTLComputePipelineReflection *m_reflection { nil };
#endif
const PipelineLayout *m_pipelineLayout { nullptr };
const Ref<Device> m_device;
HashMap<uint32_t, Ref<BindGroupLayout>, WTF::DefaultHash<uint32_t>, WTF::UnsignedWithZeroKeyHashTraits<uint32_t>> m_cachedBindGroupLayouts;
const MTLSize m_threadsPerThreadgroup;
};
} // namespace WebGPU