92 lines
4.1 KiB
C++
92 lines
4.1 KiB
C++
/// @ref ext_matrix_integer
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/// @file glm/ext/matrix_integer.hpp
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///
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/// @defgroup ext_matrix_integer GLM_EXT_matrix_integer
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/// @ingroup ext
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///
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/// Defines functions that generate common transformation matrices.
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///
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/// The matrices generated by this extension use standard OpenGL fixed-function
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/// conventions. For example, the lookAt function generates a transform from world
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/// space into the specific eye space that the projective matrix functions
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/// (perspective, ortho, etc) are designed to expect. The OpenGL compatibility
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/// specifications defines the particular layout of this eye space.
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///
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/// Include <glm/ext/matrix_integer.hpp> to use the features of this extension.
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///
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/// @see ext_matrix_projection
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/// @see ext_matrix_clip_space
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#pragma once
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// Dependencies
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#include "../gtc/constants.hpp"
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#include "../geometric.hpp"
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#include "../trigonometric.hpp"
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#include "../matrix.hpp"
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#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
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# pragma message("GLM: GLM_EXT_matrix_integer extension included")
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#endif
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namespace glm
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{
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/// @addtogroup ext_matrix_integer
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/// @{
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/// Multiply matrix x by matrix y component-wise, i.e.,
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/// result[i][j] is the scalar product of x[i][j] and y[i][j].
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///
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/// @tparam C Integer between 1 and 4 included that qualify the number a column
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/// @tparam R Integer between 1 and 4 included that qualify the number a row
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/// @tparam T Floating-point or signed integer scalar types
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/// @tparam Q Value from qualifier enum
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/matrixCompMult.xml">GLSL matrixCompMult man page</a>
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/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a>
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template<length_t C, length_t R, typename T, qualifier Q>
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GLM_FUNC_DECL mat<C, R, T, Q> matrixCompMult(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y);
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/// Treats the first parameter c as a column vector
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/// and the second parameter r as a row vector
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/// and does a linear algebraic matrix multiply c * r.
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///
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/// @tparam C Integer between 1 and 4 included that qualify the number a column
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/// @tparam R Integer between 1 and 4 included that qualify the number a row
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/// @tparam T Floating-point or signed integer scalar types
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/// @tparam Q Value from qualifier enum
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/outerProduct.xml">GLSL outerProduct man page</a>
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/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a>
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template<length_t C, length_t R, typename T, qualifier Q>
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GLM_FUNC_DECL typename detail::outerProduct_trait<C, R, T, Q>::type outerProduct(vec<C, T, Q> const& c, vec<R, T, Q> const& r);
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/// Returns the transposed matrix of x
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///
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/// @tparam C Integer between 1 and 4 included that qualify the number a column
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/// @tparam R Integer between 1 and 4 included that qualify the number a row
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/// @tparam T Floating-point or signed integer scalar types
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/// @tparam Q Value from qualifier enum
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/transpose.xml">GLSL transpose man page</a>
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/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a>
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template<length_t C, length_t R, typename T, qualifier Q>
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GLM_FUNC_DECL typename mat<C, R, T, Q>::transpose_type transpose(mat<C, R, T, Q> const& x);
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/// Return the determinant of a squared matrix.
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///
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/// @tparam C Integer between 1 and 4 included that qualify the number a column
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/// @tparam R Integer between 1 and 4 included that qualify the number a row
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/// @tparam T Floating-point or signed integer scalar types
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/// @tparam Q Value from qualifier enum
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/determinant.xml">GLSL determinant man page</a>
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/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a>
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template<length_t C, length_t R, typename T, qualifier Q>
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GLM_FUNC_DECL T determinant(mat<C, R, T, Q> const& m);
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/// @}
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}//namespace glm
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#include "matrix_integer.inl"
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