matrix_projection.hpp

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#pragma once
 
// Dependencies
#include "../gtc/constants.hpp"
#include "../geometric.hpp"
#include "../trigonometric.hpp"
#include "../matrix.hpp"
 
#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
#   pragma message("GLM: GLM_EXT_matrix_projection extension included")
#endif
 
namespace glm
{
 
    template<typename T, typename U, qualifier Q>
    GLM_FUNC_DECL vec<3, T, Q> projectZO(
        vec<3, T, Q> const& obj, mat<4, 4, T, Q> const& model, mat<4, 4, T, Q> const& proj, vec<4, U, Q> const& viewport);
 
    template<typename T, typename U, qualifier Q>
    GLM_FUNC_DECL vec<3, T, Q> projectNO(
        vec<3, T, Q> const& obj, mat<4, 4, T, Q> const& model, mat<4, 4, T, Q> const& proj, vec<4, U, Q> const& viewport);
 
    template<typename T, typename U, qualifier Q>
    GLM_FUNC_DECL vec<3, T, Q> project(
        vec<3, T, Q> const& obj, mat<4, 4, T, Q> const& model, mat<4, 4, T, Q> const& proj, vec<4, U, Q> const& viewport);
 
    template<typename T, typename U, qualifier Q>
    GLM_FUNC_DECL vec<3, T, Q> unProjectZO(
        vec<3, T, Q> const& win, mat<4, 4, T, Q> const& model, mat<4, 4, T, Q> const& proj, vec<4, U, Q> const& viewport);
 
    template<typename T, typename U, qualifier Q>
    GLM_FUNC_DECL vec<3, T, Q> unProjectNO(
        vec<3, T, Q> const& win, mat<4, 4, T, Q> const& model, mat<4, 4, T, Q> const& proj, vec<4, U, Q> const& viewport);
 
    template<typename T, typename U, qualifier Q>
    GLM_FUNC_DECL vec<3, T, Q> unProject(
        vec<3, T, Q> const& win, mat<4, 4, T, Q> const& model, mat<4, 4, T, Q> const& proj, vec<4, U, Q> const& viewport);
 
    template<typename T, qualifier Q, typename U>
    GLM_FUNC_DECL mat<4, 4, T, Q> pickMatrix(
        vec<2, T, Q> const& center, vec<2, T, Q> const& delta, vec<4, U, Q> const& viewport);
 
}//namespace glm
 
#include "matrix_projection.inl"