Steve Pham
38261d0800
* Updated all copyright headers to split the longer original copyright line into 2 shorter lines Signed-off-by: Steve Pham <spham@amazon.com>
57 lines
2.0 KiB
C++
57 lines
2.0 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include <Atom/RPI.Reflect/Shader/ShaderAssetVariantCreator.h>
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#include <AzCore/Utils/TypeHash.h>
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namespace AZ
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{
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namespace RPI
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{
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ShaderAssetVariantCreator::ShaderAssetVariantCreator(ShaderVariantId id)
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{
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m_variant.m_shaderVariantId = AZStd::move(id);
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}
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ShaderAssetVariant ShaderAssetVariantCreator::End()
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{
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const uint8_t* functionIdData = reinterpret_cast<const uint8_t*>(m_variant.m_functionIdsByStage.data());
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const size_t functionIdDataSize = m_variant.m_functionIdsByStage.size() * sizeof(RHI::ShaderStageFunctionId);
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HashValue64 hash = HashValue64{ 0 };
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hash = TypeHash64(functionIdData, functionIdDataSize, hash);
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hash = TypeHash64(m_variant.m_inputContract.GetHash(), hash);
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hash = TypeHash64(m_variant.m_outputContract.GetHash(), hash);
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hash = m_variant.m_renderStates.GetHash(hash);
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m_variant.m_hash = hash;
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return m_variant;
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}
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void ShaderAssetVariantCreator::SetShaderFunctionId(RHI::ShaderStage shaderStage, RHI::ShaderStageFunctionId functionId)
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{
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m_variant.m_functionIdsByStage[static_cast<size_t>(shaderStage)] = functionId;
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}
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void ShaderAssetVariantCreator::SetInputContract(const ShaderInputContract& contract)
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{
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m_variant.m_inputContract = contract;
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}
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void ShaderAssetVariantCreator::SetOutputContract(const ShaderOutputContract& contract)
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{
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m_variant.m_outputContract = contract;
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}
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void ShaderAssetVariantCreator::SetRenderStates(const RHI::RenderStates& renderStates)
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{
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m_variant.m_renderStates = renderStates;
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}
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} // namespace RPI
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} // namespace AZ
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