131 lines
3.3 KiB
C++
131 lines
3.3 KiB
C++
#pragma once
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#include<hgl/graph/mtl/MaterialConfig.h>
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#include<hgl/graph/CoordinateSystem.h>
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#include<hgl/graph/VertexAttrib.h>
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STD_MTL_NAMESPACE_BEGIN
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enum class LightingModel:uint8
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{
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Unlit,
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Gizmo, ///<Gizmo专用(Blinnphong的特定版本，内置假的太阳光方向、高光系数等，使其不需要外部UBO传入)
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Blinnphong, ///<Blinnphong光照模型
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FakePBR, ///<假PBR(使用Blinnphong+HalfLambert模拟)
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MicroPBR, ///<微型PBR(只有BaseColor/Normal/Metallic/Roughness四个基础数据的PBR)
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WebPBR, ///<Khronos为WebGL提供的PBR
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FilamentPBR, ///<Filament引擎所使用的PBR
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AMDPBR, ///<AMD Caulrdon框架所使用的PBR
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BlenderPBR, ///<Blender所使用的PBR
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ENUM_CLASS_RANGE(Unlit,BlenderPBR)
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};
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constexpr const char *LightingModelName[]=
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{
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"Unlit",
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"Gizmo",
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"Blinnphong",
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"FakePBR",
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"MicroPBR",
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"WebPBR",
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"FilamentPBR",
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"AMDPBR",
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"BlenderPBR"
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};
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/**
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* 天光来源
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*/
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enum class SkyLightSource:uint8
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{
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PureColor, ///<纯色
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Simplest, ///<极简(一行代码)
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Cubemap, ///<立方体贴图
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IBL, ///<IBL立方体贴图
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ENUM_CLASS_RANGE(PureColor,IBL)
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};
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struct Material3DCreateConfig:public MaterialCreateConfig
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{
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bool camera; ///<包含摄像机矩阵信息
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bool local_to_world; ///<包含LocalToWorld矩阵
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VAType position_format; ///<position格式
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// bool reverse_depth; ///<使用反向深度
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public:
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Material3DCreateConfig(const GPUDeviceAttribute *da,const AnsiString &name,const Prim &p):MaterialCreateConfig(da,name,p)
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{
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rt_output.color=1; //输出一个颜色
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rt_output.depth=true; //不输出深度
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rt_output.stencil=false; //不输出stencil
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camera=true;
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local_to_world=false;
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position_format=VAT_VEC3;
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// reverse_depth=false;
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}
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int Comp(const Material3DCreateConfig &cfg)const
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{
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int off=MaterialCreateConfig::Comp(cfg);
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if(off)return off;
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off=camera-cfg.camera;
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if(off)return off;
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off=local_to_world-cfg.local_to_world;
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if(off)return off;
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off=position_format.Comp(cfg.position_format);
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return off;
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}
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CompOperator(const Material3DCreateConfig &,Comp)
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};//struct Material3DCreateConfig:public MaterialCreateConfig
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MaterialCreateInfo *CreateVertexColor3D(const Material3DCreateConfig *);
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MaterialCreateInfo *CreateVertexLuminance3D(const Material3DCreateConfig *);
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MaterialCreateInfo *CreateMaterialGizmo3D(const Material3DCreateConfig *cfg);
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struct BillboardMaterialCreateConfig:public Material3DCreateConfig
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{
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bool fixed_size; ///<固定大小(指像素尺寸)
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Vector2u pixel_size; ///<像素尺寸
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public:
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using Material3DCreateConfig::Material3DCreateConfig;
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};
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MaterialCreateInfo *CreateBillboard2D(mtl::BillboardMaterialCreateConfig *);
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/**
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* 从文件加载材质
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* @param mtl_name 材质名称
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* @param cfg 材质创建参数
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* @return 材质创建信息
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*/
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MaterialCreateInfo *LoadMaterialFromFile(const AnsiString &name,Material3DCreateConfig *cfg);
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STD_MTL_NAMESPACE_END
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