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PodmogilnyjIvan
2021-12-03 03:34:31 -08:00
commit ff4acf84be
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214
Thirdparty/Pangolin/include/pangolin/gl/glformattraits.h vendored Normal file
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/* This file is part of the Pangolin Project.
* http://github.com/stevenlovegrove/Pangolin
*
* Copyright (c) 2014 Steven Lovegrove
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#pragma once
#include <pangolin/gl/glplatform.h>
#ifdef HAVE_EIGEN
# include <Eigen/Core>
#endif
namespace pangolin
{
template<typename T>
struct GlFormatTraits;
//{
// static const GLint glinternalformat = 0;
// static const GLenum glformat = 0;
// static const GLenum gltype = 0;
// static const T glmin = 0;
// static const T glmax = 0;
//};
template<>
struct GlFormatTraits<unsigned char>
{
static const GLint glinternalformat = GL_LUMINANCE8;
static const GLenum glformat = GL_LUMINANCE;
static const GLenum gltype = GL_UNSIGNED_BYTE;
static const size_t components = 1;
};
template<>
struct GlFormatTraits<unsigned short>
{
static const GLint glinternalformat = GL_LUMINANCE16;
static const GLenum glformat = GL_LUMINANCE;
static const GLenum gltype = GL_UNSIGNED_SHORT;
static const size_t components = 1;
};
template<>
struct GlFormatTraits<unsigned int>
{
static const GLint glinternalformat = GL_LUMINANCE32I_EXT;
static const GLenum glformat = GL_LUMINANCE;
static const GLenum gltype = GL_UNSIGNED_INT;
static const size_t components = 1;
};
template<>
struct GlFormatTraits<int>
{
static const GLint glinternalformat = GL_LUMINANCE32I_EXT;
static const GLenum glformat = GL_LUMINANCE;
static const GLenum gltype = GL_INT;
static const size_t components = 1;
};
template<>
struct GlFormatTraits<float>
{
static const GLint glinternalformat = GL_LUMINANCE32F_ARB;
static const GLenum glformat = GL_LUMINANCE;
static const GLenum gltype = GL_FLOAT;
static const size_t components = 1;
};
template<>
struct GlFormatTraits<double>
{
static const GLint glinternalformat = GL_LUMINANCE32F_ARB;
static const GLenum glformat = GL_LUMINANCE;
static const GLenum gltype = GL_DOUBLE;
static const size_t components = 1;
};
#ifdef HAVE_EIGEN
//////////////////////////////////////////////////////////////////
template <>
struct GlFormatTraits<Eigen::Vector2i>
{
static const GLint glinternalformat = GL_RG32I;
static const GLenum glformat = GL_RG;
static const GLenum gltype = GL_INT;
static const size_t components = 2;
};
template <>
struct GlFormatTraits<Eigen::Vector2f>
{
static const GLint glinternalformat = GL_RG32F;
static const GLenum glformat = GL_RG;
static const GLenum gltype = GL_FLOAT;
static const size_t components = 2;
};
template <>
struct GlFormatTraits<Eigen::Vector2d>
{
static const GLint glinternalformat = GL_RG32F;
static const GLenum glformat = GL_RG;
static const GLenum gltype = GL_DOUBLE;
static const size_t components = 2;
};
//////////////////////////////////////////////////////////////////
template <>
struct GlFormatTraits<Eigen::Matrix<unsigned char,3,1>>
{
static const GLint glinternalformat = GL_RGB8;
static const GLenum glformat = GL_RGB;
static const GLenum gltype = GL_UNSIGNED_BYTE;
static const size_t components = 3;
};
template <>
struct GlFormatTraits<Eigen::Matrix<unsigned short,3,1>>
{
static const GLint glinternalformat = GL_RGBA16;
static const GLenum glformat = GL_RGB;
static const GLenum gltype = GL_UNSIGNED_SHORT;
static const size_t components = 3;
};
template <>
struct GlFormatTraits<Eigen::Vector3f>
{
static const GLint glinternalformat = GL_RGB32F;
static const GLenum glformat = GL_RGB;
static const GLenum gltype = GL_FLOAT;
static const size_t components = 3;
};
template <>
struct GlFormatTraits<Eigen::Vector3d>
{
static const GLint glinternalformat = GL_RGB32F;
static const GLenum glformat = GL_RGB;
static const GLenum gltype = GL_DOUBLE;
static const size_t components = 3;
};
//////////////////////////////////////////////////////////////////
template <>
struct GlFormatTraits<Eigen::Matrix<unsigned char,4,1>>
{
static const GLint glinternalformat = GL_RGBA8;
static const GLenum glformat = GL_RGBA;
static const GLenum gltype = GL_UNSIGNED_BYTE;
static const size_t components = 4;
};
template <>
struct GlFormatTraits<Eigen::Matrix<unsigned short,4,1>>
{
static const GLint glinternalformat = GL_RGBA16;
static const GLenum glformat = GL_RGBA;
static const GLenum gltype = GL_UNSIGNED_SHORT;
static const size_t components = 4;
};
template <>
struct GlFormatTraits<Eigen::Vector4f>
{
static const GLint glinternalformat = GL_RGBA32F;
static const GLenum glformat = GL_RGBA;
static const GLenum gltype = GL_FLOAT;
static const size_t components = 4;
};
template <>
struct GlFormatTraits<Eigen::Vector4d>
{
static const GLint glinternalformat = GL_RGBA32F;
static const GLenum glformat = GL_RGBA;
static const GLenum gltype = GL_DOUBLE;
static const size_t components = 4;
};
#endif // HAVE_EIGEN
}