63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
/* SPDX-FileCopyrightText: 2022 NVIDIA Corporation
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* SPDX-FileCopyrightText: 2022 Blender Foundation
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*
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* SPDX-License-Identifier: Apache-2.0 */
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#pragma once
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#include "hydra/config.h"
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#include <pxr/imaging/hd/material.h>
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HDCYCLES_NAMESPACE_OPEN_SCOPE
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class HdCyclesMaterial final : public PXR_NS::HdMaterial {
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public:
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HdCyclesMaterial(const PXR_NS::SdfPath &sprimId);
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~HdCyclesMaterial() override;
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PXR_NS::HdDirtyBits GetInitialDirtyBitsMask() const override;
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void Sync(PXR_NS::HdSceneDelegate *sceneDelegate,
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PXR_NS::HdRenderParam *renderParam,
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PXR_NS::HdDirtyBits *dirtyBits) override;
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#if PXR_VERSION < 2011
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void Reload() override {}
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#endif
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void Finalize(PXR_NS::HdRenderParam *renderParam) override;
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CCL_NS::Shader *GetCyclesShader() const
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{
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return _shader;
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}
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private:
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struct NodeDesc {
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CCL_NS::ShaderNode *node;
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const class UsdToCyclesMapping *mapping;
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};
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void Initialize(PXR_NS::HdRenderParam *renderParam);
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void UpdateParameters(NodeDesc &nodeDesc,
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const std::map<PXR_NS::TfToken, PXR_NS::VtValue> ¶meters,
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const PXR_NS::SdfPath &nodePath);
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void UpdateParameters(const PXR_NS::HdMaterialNetwork &network);
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void UpdateParameters(const PXR_NS::HdMaterialNetwork2 &network);
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void UpdateConnections(NodeDesc &nodeDesc,
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const PXR_NS::HdMaterialNode2 &matNode,
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const PXR_NS::SdfPath &nodePath,
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CCL_NS::ShaderGraph *shaderGraph);
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void PopulateShaderGraph(const PXR_NS::HdMaterialNetwork2 &network);
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CCL_NS::Shader *_shader = nullptr;
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std::unordered_map<PXR_NS::SdfPath, NodeDesc, PXR_NS::SdfPath::Hash> _nodes;
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};
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HDCYCLES_NAMESPACE_CLOSE_SCOPE
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