111 lines
5.5 KiB
C++
111 lines
5.5 KiB
C++
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/// @ref core
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/// @file glm/exponential.hpp
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///
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/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a>
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///
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/// @defgroup core_func_exponential Exponential functions
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/// @ingroup core
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///
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/// Provides GLSL exponential functions
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///
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/// These all operate component-wise. The description is per component.
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///
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/// Include <glm/exponential.hpp> to use these core features.
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#pragma once
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#include "detail/type_vec1.hpp"
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#include "detail/type_vec2.hpp"
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#include "detail/type_vec3.hpp"
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#include "detail/type_vec4.hpp"
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#include <cmath>
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namespace glm
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{
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/// @addtogroup core_func_exponential
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/// @{
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/// Returns 'base' raised to the power 'exponent'.
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///
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/// @param base Floating point value. pow function is defined for input values of 'base' defined in the range (inf-, inf+) in the limit of the type qualifier.
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/// @param exponent Floating point value representing the 'exponent'.
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/pow.xml">GLSL pow 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 8.2 Exponential Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> pow(vec<L, T, Q> const& base, vec<L, T, Q> const& exponent);
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/// Returns the natural exponentiation of x, i.e., e^x.
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///
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/// @param v exp function is defined for input values of v defined in the range (inf-, inf+) in the limit of the type qualifier.
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/// @tparam L An integer between 1 and 4 included that qualify the dimension of the vector.
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/// @tparam T Floating-point scalar types.
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/exp.xml">GLSL exp 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 8.2 Exponential Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> exp(vec<L, T, Q> const& v);
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/// Returns the natural logarithm of v, i.e.,
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/// returns the value y which satisfies the equation x = e^y.
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/// Results are undefined if v <= 0.
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///
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/// @param v log function is defined for input values of v defined in the range (0, inf+) in the limit of the type qualifier.
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/// @tparam L An integer between 1 and 4 included that qualify the dimension of the vector.
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/// @tparam T Floating-point scalar types.
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/log.xml">GLSL log 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 8.2 Exponential Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> log(vec<L, T, Q> const& v);
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/// Returns 2 raised to the v power.
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///
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/// @param v exp2 function is defined for input values of v defined in the range (inf-, inf+) in the limit of the type qualifier.
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/// @tparam L An integer between 1 and 4 included that qualify the dimension of the vector.
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/// @tparam T Floating-point scalar types.
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/exp2.xml">GLSL exp2 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 8.2 Exponential Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> exp2(vec<L, T, Q> const& v);
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/// Returns the base 2 log of x, i.e., returns the value y,
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/// which satisfies the equation x = 2 ^ y.
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///
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/// @param v log2 function is defined for input values of v defined in the range (0, inf+) in the limit of the type qualifier.
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/// @tparam L An integer between 1 and 4 included that qualify the dimension of the vector.
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/// @tparam T Floating-point scalar types.
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/log2.xml">GLSL log2 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 8.2 Exponential Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> log2(vec<L, T, Q> const& v);
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/// Returns the positive square root of v.
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///
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/// @param v sqrt function is defined for input values of v defined in the range [0, inf+) in the limit of the type qualifier.
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/// @tparam L An integer between 1 and 4 included that qualify the dimension of the vector.
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/// @tparam T Floating-point scalar types.
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/sqrt.xml">GLSL sqrt 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 8.2 Exponential Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> sqrt(vec<L, T, Q> const& v);
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/// Returns the reciprocal of the positive square root of v.
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///
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/// @param v inversesqrt function is defined for input values of v defined in the range [0, inf+) in the limit of the type qualifier.
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/// @tparam L An integer between 1 and 4 included that qualify the dimension of the vector.
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/// @tparam T Floating-point scalar types.
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///
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/inversesqrt.xml">GLSL inversesqrt 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 8.2 Exponential Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> inversesqrt(vec<L, T, Q> const& v);
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/// @}
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}//namespace glm
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#include "detail/func_exponential.inl"
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