material/node.h
| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | // SPDX-License-Identifier: BSD-3-Clause | ||
| 2 | #pragma once | ||
| 3 | |||
| 4 | #include <cstdint> | ||
| 5 | #include <memory> | ||
| 6 | #include <string> | ||
| 7 | #include <string_view> | ||
| 8 | #include <vector> | ||
| 9 | |||
| 10 | namespace chrono::batch_render::material { | ||
| 11 | |||
| 12 | enum class MaterialInputType { Bool, Int, Float, Float2, Float3, Float4, Spectral }; | ||
| 13 | |||
| 14 | struct MaterialInputInfo { | ||
| 15 | std::string_view cellType; | ||
| 16 | std::string_view slangType; | ||
| 17 | uint32_t bytes = 4; | ||
| 18 | }; | ||
| 19 | |||
| 20 | inline constexpr MaterialInputInfo kMaterialInputs[] = { | ||
| 21 | {"uint", "bool", 4}, | ||
| 22 | {"int", "int", 4}, | ||
| 23 | {"float", "float", 4}, | ||
| 24 | {"Float2", "float2", 8}, | ||
| 25 | {"Float3", "float3", 12}, | ||
| 26 | {"Float4", "float4", 16}, | ||
| 27 | {"Float3", "SpectralValue", 16}, | ||
| 28 | }; | ||
| 29 | |||
| 30 | 85 | inline const MaterialInputInfo& InputInfo(MaterialInputType type) { | |
| 31 | 85 | return kMaterialInputs[uint32_t(type)]; | |
| 32 | } | ||
| 33 | |||
| 34 | 232 | struct MaterialNodeInput { | |
| 35 | std::string name; | ||
| 36 | MaterialInputType type = MaterialInputType::Float; | ||
| 37 | }; | ||
| 38 | |||
| 39 | enum class MaterialNodeRole { Material, Surface, Pattern }; | ||
| 40 | |||
| 41 | struct MaterialNodeParameter { | ||
| 42 | enum class Source { Input, Context, Point }; | ||
| 43 | |||
| 44 | Source source = Source::Input; | ||
| 45 | uint32_t input = 0; | ||
| 46 | }; | ||
| 47 | |||
| 48 | struct MaterialNodeDefinition { | ||
| 49 | std::string name; | ||
| 50 | MaterialNodeRole role = MaterialNodeRole::Material; | ||
| 51 | uint32_t schema = 0; | ||
| 52 | std::string file; | ||
| 53 | std::string module; | ||
| 54 | std::string source; | ||
| 55 | std::vector<MaterialNodeInput> inputs; | ||
| 56 | MaterialInputType result = MaterialInputType::Float; | ||
| 57 | std::vector<MaterialNodeParameter> parameters; | ||
| 58 | bool detail = false; | ||
| 59 | uint32_t detailAlbedo = 0xFFFFFFFF; | ||
| 60 | }; | ||
| 61 | |||
| 62 | void RegisterMaterialNode(MaterialNodeDefinition node); | ||
| 63 | |||
| 64 | std::shared_ptr<const MaterialNodeDefinition> FindMaterialNode(std::string_view name); | ||
| 65 | |||
| 66 | std::vector<std::shared_ptr<const MaterialNodeDefinition>> MaterialNodes(); | ||
| 67 | |||
| 68 | uint64_t MaterialNodeVersion(); | ||
| 69 | |||
| 70 | inline constexpr uint32_t kFirstPrimitiveLobe = 7; | ||
| 71 | |||
| 72 | struct ClosurePrimitive { | ||
| 73 | std::string name; | ||
| 74 | uint32_t kind = 0; | ||
| 75 | std::string file; | ||
| 76 | std::string module; | ||
| 77 | std::string source; | ||
| 78 | }; | ||
| 79 | |||
| 80 | using ClosurePrimitiveList = std::vector<std::shared_ptr<const ClosurePrimitive>>; | ||
| 81 | |||
| 82 | ClosurePrimitiveList WithClosurePrimitive(ClosurePrimitiveList primitives, | ||
| 83 | ClosurePrimitive primitive); | ||
| 84 | |||
| 85 | void RegisterClosurePrimitive(ClosurePrimitive primitive); | ||
| 86 | |||
| 87 | ClosurePrimitiveList ClosurePrimitives(); | ||
| 88 | |||
| 89 | } | ||
| 90 |