116 lines
4.4 KiB
C++
116 lines
4.4 KiB
C++
#include<hgl/shadergen/ShaderDescriptorInfo.h>
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#include<hgl/CompOperator.h>
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namespace hgl{namespace graph
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{
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using ParamPreciseFlagBits=uint8;
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using PPFB=ParamPreciseFlagBits;
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constexpr const PPFB PPFB_None =0x00; ///<参数没有出现在任何地方
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constexpr const PPFB PPFB_Global =0x01; ///<参数出现在全局(使用一个const值处理)
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constexpr const PPFB PPFB_Vertex =0x02; ///<参数出现在顶点(在vertex shader使用一个顶点值处理)
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constexpr const PPFB PPFB_Texture =0x04; ///<参数出现在纹理(在fragment shader使用一个纹理处理)
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using TextureComponentFlagBits=uint8;
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using TCFB=TextureComponentFlagBits;
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constexpr const TCFB TCFB_Luminance =0x01; ///<亮度
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constexpr const TCFB TCFB_Alpha =0x02; ///<透明度
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constexpr const TCFB TCFB_Red =0x04; ///<红色
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constexpr const TCFB TCFB_Green =0x08; ///<绿色
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constexpr const TCFB TCFB_Blue =0x10; ///<蓝色
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constexpr const TCFB TCFB_Cb =0x20; ///<Cb
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constexpr const TCFB TCFB_Cr =0x40; ///<Cr
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//constexpr const TCFB TCFB_NormalX =0x80;
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//constexpr const TCFB TCFB_NormalY =0x100;
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//constexpr const TCFB TCFB_NormalZ =0x200;
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//constexpr const TCFB TCFB_Metallic =0x400;
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//constexpr const TCFB TCFB_Roughness =0x800;
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//constexpr const TCFB TCFB_AO =0x1000;
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//constexpr const TCFB TCFB_Emissive =0x2000;
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//constexpr const TCFB TCFB_Specular =0x4000;
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//constexpr const TCFB TCFB_SpecularPower =0x8000;
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constexpr const TCFB TCFB_RGB =TCFB_Red|TCFB_Green|TCFB_Blue;
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constexpr const TCFB TCFB_RGBA =TCFB_RGB|TCFB_Alpha;
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constexpr const TCFB TCFB_YCbCr =TCFB_Luminance|TCFB_Cb|TCFB_Cr;
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constexpr const TCFB TCFB_YCbCrAlpha =TCFB_YCbCr|TCFB_Alpha;
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constexpr const TCFB TCFB_LumAlpha =TCFB_Luminance|TCFB_Alpha;
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constexpr const TCFB TCFB_LumRGB =TCFB_Luminance|TCFB_RGB;
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//constexpr const TCFB TCFB_Normal2C =TCFB_NormalX|TCFB_NormalY;
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//constexpr const TCFB TCFB_Normal =TCFB_Normal2C|TCFB_NormalZ;
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/**
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* 标准材质，依赖内建的Shader自动生成器
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*/
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struct StandardMaterial
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{
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};//struct StandardMaterial
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/**
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* 标准2D材质
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*/
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struct Standard2DMaterial:public StandardMaterial
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{
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union
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{
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struct
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{
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bool z_test :1; ///<是否进行Z测试
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bool z_write :1; ///<是否写入Z值
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bool ortho_matrix :1; ///<是否使用ortho坐标系
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bool position_matrix:1; ///<是否包含pos变换矩阵
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bool color_uv :1; ///<是否包含颜色纹理坐标
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bool color_uv_matrix:1; ///<是否包含颜色纹理坐标变换矩阵
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bool alpha_uv :1; ///<是否包含透明纹理坐标
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bool alpha_uv_matrix:1; ///<是否包含透明纹理坐标变换矩阵
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};
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uint8 flags;
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}vert;
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union
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{
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struct
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{
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bool discard:1; ///<是否使用discard
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bool blur:1; ///<是否模糊
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};
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}frag;
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TCFB color_texture; ///<颜色纹理格式
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TCFB alpha_texture; ///<透明纹理格式(即便颜色纹理包含Alpha，也有可能存在独立的alpha纹理)
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PPFB color; ///<是否包含颜色缩放系数
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PPFB alpha; ///<是否包含alpha缩放系数
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uint8 color_format;
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PPFB lum; ///<是否包含亮度调整
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PPFB hue; ///<是否包含色调调整
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PPFB contrast; ///<是否包含对比度调整
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PPFB outline; ///<是否描边
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public:
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CompOperatorMemcmp(const Standard2DMaterial &);
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void Reset()
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{
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hgl_zero(*this);
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}
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};//struct Standard2DMaterial:public StandardMaterial
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struct Vertex2DNDCMaterial:public Standard2DMaterial
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{
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Vertex2DNDCMaterial()
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{
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Reset();
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color=PPFB_Vertex;
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}
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};
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}}//namespace hgl::graph
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