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#include "GraphicsTags.hpp"
#include <robin_hood.h>
#include <cstddef>
#include <cstdint>
using namespace std::literals;
std::string_view Tags::NameOf(VertexElementSemantic semantic) {
switch (semantic) {
case VES_Position: return "Position"sv;
case VES_BlendWeights: return "BlendWeights"sv;
case VES_BlendIndices: return "BlendIndices"sv;
case VES_Normal: return "Normal"sv;
case VES_Color1: return "Color1"sv;
case VES_Color2: return "Color2"sv;
case VES_Color3: return "Color3"sv;
case VES_TexCoords1: return "TexCoords1"sv;
case VES_TexCoords2: return "TexCoords2"sv;
case VES_TexCoords3: return "TexCoords3"sv;
case VES_Binormal: return "Binormal"sv;
case VES_Tangent: return "Tangent"sv;
case VES_Generic: return "Generic"sv;
case VES_COUNT: break;
}
return std::string_view();
}
Tags::VertexElementSemantic Tags::FindVertexElementSemantic(std::string_view name) {
if (name == "Position"sv) return VES_Position;
if (name == "BlendWeights"sv) return VES_BlendWeights;
if (name == "BlendIndices"sv) return VES_BlendIndices;
if (name == "Normal"sv) return VES_Normal;
if (name == "Color1"sv) return VES_Color1;
if (name == "Color2"sv) return VES_Color2;
if (name == "Color3"sv) return VES_Color3;
if (name == "TexCoords1"sv) return VES_TexCoords1;
if (name == "TexCoords2"sv) return VES_TexCoords2;
if (name == "TexCoords3"sv) return VES_TexCoords3;
if (name == "Binormal"sv) return VES_Binormal;
if (name == "Tangent"sv) return VES_Tangent;
if (name == "Generic"sv) return VES_Generic;
return VES_COUNT;
}
int Tags::SizeOf(VertexElementType type) {
switch (type) {
case VET_Float1:
return sizeof(float);
case VET_Float2:
return sizeof(float) * 2;
case VET_Float3:
return sizeof(float) * 3;
case VET_Float4:
return sizeof(float) * 4;
case VET_Double1:
return sizeof(double);
case VET_Double2:
return sizeof(double) * 2;
case VET_Double3:
return sizeof(double) * 3;
case VET_Double4:
return sizeof(double) * 4;
case VET_Short2:
case VET_Short2Norm:
case VET_Ushort2:
case VET_Ushort2Norm:
return sizeof(short) * 2;
case VET_Short4:
case VET_Short4Norm:
case VET_Ushort4:
case VET_Ushort4Norm:
return sizeof(short) * 4;
case VET_Int1:
case VET_Uint1:
return sizeof(int);
case VET_Int2:
case VET_Uint2:
return sizeof(int) * 2;
case VET_Int3:
case VET_Uint3:
return sizeof(int) * 3;
case VET_Int4:
case VET_Uint4:
return sizeof(int) * 4;
case VET_Byte4:
case VET_Byte4Norm:
case VET_Ubyte4:
case VET_Ubyte4Norm:
return sizeof(char) * 4;
}
return 0;
}
int Tags::VectorLenOf(VertexElementType type) {
switch (type) {
case VET_Float1:
case VET_Double1:
case VET_Int1:
case VET_Uint1:
return 1;
case VET_Float2:
case VET_Double2:
case VET_Short2:
case VET_Short2Norm:
case VET_Ushort2:
case VET_Ushort2Norm:
case VET_Int2:
case VET_Uint2:
return 2;
case VET_Float3:
case VET_Double3:
case VET_Int3:
case VET_Uint3:
return 3;
case VET_Float4:
case VET_Double4:
case VET_Short4:
case VET_Short4Norm:
case VET_Ushort4:
case VET_Ushort4Norm:
case VET_Int4:
case VET_Uint4:
case VET_Byte4:
case VET_Byte4Norm:
case VET_Ubyte4:
case VET_Ubyte4Norm:
return 4;
}
return 0;
}
GLenum Tags::FindGLType(VertexElementType type) {
switch (type) {
case VET_Float1:
case VET_Float2:
case VET_Float3:
case VET_Float4:
return GL_FLOAT;
case VET_Double1:
case VET_Double2:
case VET_Double3:
case VET_Double4:
return GL_DOUBLE;
case VET_Short2:
case VET_Short2Norm:
case VET_Short4:
case VET_Short4Norm:
return GL_SHORT;
case VET_Ushort2:
case VET_Ushort2Norm:
case VET_Ushort4:
case VET_Ushort4Norm:
return GL_UNSIGNED_SHORT;
case VET_Int1:
case VET_Int2:
case VET_Int3:
case VET_Int4:
return GL_INT;
case VET_Uint1:
case VET_Uint2:
case VET_Uint3:
case VET_Uint4:
return GL_UNSIGNED_INT;
case VET_Byte4:
case VET_Byte4Norm:
return GL_BYTE;
case VET_Ubyte4:
case VET_Ubyte4Norm:
return GL_UNSIGNED_BYTE;
}
return 0;
}
bool Tags::IsNormalized(VertexElementType type) {
return type >= VET_NORM_BEGIN && type <= VET_NORM_END;
}
int Tags::SizeOf(IndexType type) {
switch (type) {
case IT_16Bit: return sizeof(uint16_t);
case IT_32Bit: return sizeof(uint32_t);
}
return 0;
}
GLenum Tags::FindGLType(IndexType type) {
switch (type) {
case IT_16Bit: return GL_UNSIGNED_SHORT;
case IT_32Bit: return GL_UNSIGNED_BYTE;
}
return GL_NONE;
}
namespace ProjectBrussel_UNITY_ID {
struct GLTypeInfo {
robin_hood::unordered_flat_map<GLenum, std::string_view> enum2Name;
robin_hood::unordered_flat_map<std::string_view, GLenum> name2Enum;
GLTypeInfo() {
InsertEntry("float"sv, GL_FLOAT);
InsertEntry("double"sv, GL_DOUBLE);
InsertEntry("int"sv, GL_INT);
InsertEntry("uint"sv, GL_UNSIGNED_INT);
InsertEntry("bool"sv, GL_BOOL);
InsertEntry("vec2"sv, GL_FLOAT_VEC2);
InsertEntry("vec3"sv, GL_FLOAT_VEC3);
InsertEntry("vec4"sv, GL_FLOAT_VEC4);
InsertEntry("dvec2"sv, GL_DOUBLE_VEC2);
InsertEntry("dvec3"sv, GL_DOUBLE_VEC3);
InsertEntry("dvec4"sv, GL_DOUBLE_VEC4);
InsertEntry("ivec2"sv, GL_INT_VEC2);
InsertEntry("ivec3"sv, GL_INT_VEC3);
InsertEntry("ivec4"sv, GL_INT_VEC4);
InsertEntry("uvec2"sv, GL_UNSIGNED_INT_VEC2);
InsertEntry("uvec3"sv, GL_UNSIGNED_INT_VEC3);
InsertEntry("uvec4"sv, GL_UNSIGNED_INT_VEC4);
InsertEntry("bvec2"sv, GL_BOOL_VEC2);
InsertEntry("bvec3"sv, GL_BOOL_VEC3);
InsertEntry("bvec4"sv, GL_BOOL_VEC4);
InsertEntry("mat2"sv, GL_FLOAT_MAT2);
InsertEntry("mat3"sv, GL_FLOAT_MAT3);
InsertEntry("mat4"sv, GL_FLOAT_MAT4);
InsertEntry("mat2x3"sv, GL_FLOAT_MAT2x3);
InsertEntry("mat2x4"sv, GL_FLOAT_MAT2x4);
InsertEntry("mat3x2"sv, GL_FLOAT_MAT3x2);
InsertEntry("mat3x4"sv, GL_FLOAT_MAT3x4);
InsertEntry("mat4x2"sv, GL_FLOAT_MAT4x2);
InsertEntry("mat4x3"sv, GL_FLOAT_MAT4x3);
InsertEntry("dmat2"sv, GL_DOUBLE_MAT2);
InsertEntry("dmat3"sv, GL_DOUBLE_MAT3);
InsertEntry("dmat4"sv, GL_DOUBLE_MAT4);
InsertEntry("dmat2x3"sv, GL_DOUBLE_MAT2x3);
InsertEntry("dmat2x4"sv, GL_DOUBLE_MAT2x4);
InsertEntry("dmat3x2"sv, GL_DOUBLE_MAT3x2);
InsertEntry("dmat3x4"sv, GL_DOUBLE_MAT3x4);
InsertEntry("dmat4x2"sv, GL_DOUBLE_MAT4x2);
InsertEntry("dmat4x3"sv, GL_DOUBLE_MAT4x3);
InsertEntry("sampler1D"sv, GL_SAMPLER_1D);
InsertEntry("sampler2D"sv, GL_SAMPLER_2D);
InsertEntry("sampler3D"sv, GL_SAMPLER_3D);
InsertEntry("samplerCube"sv, GL_SAMPLER_CUBE);
InsertEntry("sampler1DShadow"sv, GL_SAMPLER_1D_SHADOW);
InsertEntry("sampler2DShadow"sv, GL_SAMPLER_2D_SHADOW);
InsertEntry("sampler1DArray"sv, GL_SAMPLER_1D_ARRAY);
InsertEntry("sampler2DArray"sv, GL_SAMPLER_2D_ARRAY);
InsertEntry("sampler1DArrayShadow"sv, GL_SAMPLER_1D_ARRAY_SHADOW);
InsertEntry("sampler2DArrayShadow"sv, GL_SAMPLER_2D_ARRAY_SHADOW);
InsertEntry("sampler2DMultisample"sv, GL_SAMPLER_2D_MULTISAMPLE);
InsertEntry("sampler2DMultisampleArray"sv, GL_SAMPLER_2D_MULTISAMPLE_ARRAY);
InsertEntry("samplerCubeShadow"sv, GL_SAMPLER_CUBE_SHADOW);
InsertEntry("samplerBuffer"sv, GL_SAMPLER_BUFFER);
InsertEntry("sampler2DRect"sv, GL_SAMPLER_2D_RECT);
InsertEntry("sampler2DRectShadow"sv, GL_SAMPLER_2D_RECT_SHADOW);
InsertEntry("isampler1D"sv, GL_INT_SAMPLER_1D);
InsertEntry("isampler2D"sv, GL_INT_SAMPLER_2D);
InsertEntry("isampler3D"sv, GL_INT_SAMPLER_3D);
InsertEntry("isamplerCube"sv, GL_INT_SAMPLER_CUBE);
InsertEntry("isampler1DArray"sv, GL_INT_SAMPLER_1D_ARRAY);
InsertEntry("isampler2DArray"sv, GL_INT_SAMPLER_2D_ARRAY);
InsertEntry("isampler2DMultisample"sv, GL_INT_SAMPLER_2D_MULTISAMPLE);
InsertEntry("isampler2DMultisampleArray"sv, GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY);
InsertEntry("isamplerBuffer"sv, GL_INT_SAMPLER_BUFFER);
InsertEntry("isampler2DRect"sv, GL_INT_SAMPLER_2D_RECT);
InsertEntry("usampler1D"sv, GL_UNSIGNED_INT_SAMPLER_1D);
InsertEntry("usampler2D"sv, GL_UNSIGNED_INT_SAMPLER_2D);
InsertEntry("usampler3D"sv, GL_UNSIGNED_INT_SAMPLER_3D);
InsertEntry("usamplerCube"sv, GL_UNSIGNED_INT_SAMPLER_CUBE);
InsertEntry("usampler1DArray"sv, GL_UNSIGNED_INT_SAMPLER_1D_ARRAY);
InsertEntry("usampler2DArray"sv, GL_UNSIGNED_INT_SAMPLER_2D_ARRAY);
InsertEntry("usampler2DMultisample"sv, GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE);
InsertEntry("usampler2DMultisampleArray"sv, GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY);
InsertEntry("usamplerBuffer"sv, GL_UNSIGNED_INT_SAMPLER_BUFFER);
InsertEntry("usampler2DRect"sv, GL_UNSIGNED_INT_SAMPLER_2D_RECT);
}
void InsertEntry(std::string_view name, GLenum value) {
enum2Name.try_emplace(value, name);
name2Enum.try_emplace(name, value);
}
} const kGLTypeInfo;
} // namespace ProjectBrussel_UNITY_ID
std::string_view Tags::NameOfGLType(GLenum value) {
using namespace ProjectBrussel_UNITY_ID;
auto iter = kGLTypeInfo.enum2Name.find(value);
if (iter != kGLTypeInfo.enum2Name.end()) {
return iter->second;
} else {
return std::string_view();
}
}
GLenum Tags::FindGLType(std::string_view name) {
using namespace ProjectBrussel_UNITY_ID;
auto iter = kGLTypeInfo.name2Enum.find(name);
if (iter != kGLTypeInfo.name2Enum.end()) {
return iter->second;
} else {
return GL_NONE;
}
}
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