Commit 5d75c28a authored by Patrik Huber's avatar Patrik Huber

Added glm-0.9.7.0 headers

The OpenGL mathematics library (http://glm.g-truc.net/) - it'll be used for its 3D rendering related functions
parent 5183e1aa
================================================================================
OpenGL Mathematics (GLM)
--------------------------------------------------------------------------------
GLM can be distributed and/or modified under the terms of either
a) The Happy Bunny License, or b) the MIT License.
================================================================================
The Happy Bunny License (Modified MIT License)
--------------------------------------------------------------------------------
Copyright (c) 2005 - 2015 G-Truc Creation
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.
Restrictions: By making use of the Software for military purposes, you choose
to make a Bunny unhappy.
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.
================================================================================
The MIT License
--------------------------------------------------------------------------------
Copyright (c) 2005 - 2015 G-Truc Creation
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.
set(NAME glm_dummy)
file(GLOB ROOT_SOURCE *.cpp)
file(GLOB ROOT_INLINE *.inl)
file(GLOB ROOT_HEADER *.hpp)
file(GLOB ROOT_TEXT ../*.txt)
file(GLOB ROOT_MD ../*.md)
file(GLOB ROOT_NAT ../util/glm.natvis)
file(GLOB_RECURSE CORE_SOURCE ./detail/*.cpp)
file(GLOB_RECURSE CORE_INLINE ./detail/*.inl)
file(GLOB_RECURSE CORE_HEADER ./detail/*.hpp)
file(GLOB_RECURSE GTC_SOURCE ./gtc/*.cpp)
file(GLOB_RECURSE GTC_INLINE ./gtc/*.inl)
file(GLOB_RECURSE GTC_HEADER ./gtc/*.hpp)
file(GLOB_RECURSE GTX_SOURCE ./gtx/*.cpp)
file(GLOB_RECURSE GTX_INLINE ./gtx/*.inl)
file(GLOB_RECURSE GTX_HEADER ./gtx/*.hpp)
source_group("Text Files" FILES ${ROOT_TEXT} ${ROOT_MD})
source_group("Core Files" FILES ${CORE_SOURCE})
source_group("Core Files" FILES ${CORE_INLINE})
source_group("Core Files" FILES ${CORE_HEADER})
source_group("GTC Files" FILES ${GTC_SOURCE})
source_group("GTC Files" FILES ${GTC_INLINE})
source_group("GTC Files" FILES ${GTC_HEADER})
source_group("GTX Files" FILES ${GTX_SOURCE})
source_group("GTX Files" FILES ${GTX_INLINE})
source_group("GTX Files" FILES ${GTX_HEADER})
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/..)
if(GLM_TEST_ENABLE)
add_executable(${NAME} ${ROOT_TEXT} ${ROOT_MD} ${ROOT_NAT}
${ROOT_SOURCE} ${ROOT_INLINE} ${ROOT_HEADER}
${CORE_SOURCE} ${CORE_INLINE} ${CORE_HEADER}
${GTC_SOURCE} ${GTC_INLINE} ${GTC_HEADER}
${GTX_SOURCE} ${GTX_INLINE} ${GTX_HEADER})
endif(GLM_TEST_ENABLE)
#add_library(glm STATIC glm.cpp)
#add_library(glm_shared SHARED glm.cpp)
///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/common.hpp
/// @date 2013-12-24 / 2013-12-24
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
#pragma once
#include "detail/func_common.hpp"
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///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/detail/_fixes.hpp
/// @date 2011-02-21 / 2011-11-22
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
#include <cmath>
//! Workaround for compatibility with other libraries
#ifdef max
#undef max
#endif
//! Workaround for compatibility with other libraries
#ifdef min
#undef min
#endif
//! Workaround for Android
#ifdef isnan
#undef isnan
#endif
//! Workaround for Android
#ifdef isinf
#undef isinf
#endif
//! Workaround for Chrone Native Client
#ifdef log2
#undef log2
#endif
///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/detail/_noise.hpp
/// @date 2013-12-24 / 2013-12-24
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
#pragma once
#include "../vec2.hpp"
#include "../vec3.hpp"
#include "../vec4.hpp"
#include "../common.hpp"
namespace glm{
namespace detail
{
template <typename T>
GLM_FUNC_QUALIFIER T mod289(T const & x)
{
return x - floor(x * static_cast<T>(1.0) / static_cast<T>(289.0)) * static_cast<T>(289.0);
}
template <typename T>
GLM_FUNC_QUALIFIER T permute(T const & x)
{
return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);
}
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec2<T, P> permute(tvec2<T, P> const & x)
{
return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);
}
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec3<T, P> permute(tvec3<T, P> const & x)
{
return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);
}
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec4<T, P> permute(tvec4<T, P> const & x)
{
return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);
}
/*
template <typename T, precision P, template<typename> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> permute(vecType<T, P> const & x)
{
return mod289(((x * T(34)) + T(1)) * x);
}
*/
template <typename T>
GLM_FUNC_QUALIFIER T taylorInvSqrt(T const & r)
{
return T(1.79284291400159) - T(0.85373472095314) * r;
}
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec2<T, P> taylorInvSqrt(tvec2<T, P> const & r)
{
return T(1.79284291400159) - T(0.85373472095314) * r;
}
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec3<T, P> taylorInvSqrt(tvec3<T, P> const & r)
{
return T(1.79284291400159) - T(0.85373472095314) * r;
}
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec4<T, P> taylorInvSqrt(tvec4<T, P> const & r)
{
return T(1.79284291400159) - T(0.85373472095314) * r;
}
/*
template <typename T, precision P, template<typename> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> taylorInvSqrt(vecType<T, P> const & r)
{
return T(1.79284291400159) - T(0.85373472095314) * r;
}
*/
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec2<T, P> fade(tvec2<T, P> const & t)
{
return (t * t * t) * (t * (t * T(6) - T(15)) + T(10));
}
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec3<T, P> fade(tvec3<T, P> const & t)
{
return (t * t * t) * (t * (t * T(6) - T(15)) + T(10));
}
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec4<T, P> fade(tvec4<T, P> const & t)
{
return (t * t * t) * (t * (t * T(6) - T(15)) + T(10));
}
/*
template <typename T, precision P, template <typename> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> fade(vecType<T, P> const & t)
{
return (t * t * t) * (t * (t * T(6) - T(15)) + T(10));
}
*/
}//namespace detail
}//namespace glm
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///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/detail/_vectorize.hpp
/// @date 2011-10-14 / 2011-10-14
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
#pragma once
#include "type_vec1.hpp"
#include "type_vec2.hpp"
#include "type_vec3.hpp"
#include "type_vec4.hpp"
namespace glm{
namespace detail
{
template <typename R, typename T, precision P, template <typename, precision> class vecType>
struct functor1{};
template <typename R, typename T, precision P>
struct functor1<R, T, P, tvec1>
{
GLM_FUNC_QUALIFIER static tvec1<R, P> call(R (*Func) (T x), tvec1<T, P> const & v)
{
return tvec1<R, P>(Func(v.x));
}
};
template <typename R, typename T, precision P>
struct functor1<R, T, P, tvec2>
{
GLM_FUNC_QUALIFIER static tvec2<R, P> call(R (*Func) (T x), tvec2<T, P> const & v)
{
return tvec2<R, P>(Func(v.x), Func(v.y));
}
};
template <typename R, typename T, precision P>
struct functor1<R, T, P, tvec3>
{
GLM_FUNC_QUALIFIER static tvec3<R, P> call(R (*Func) (T x), tvec3<T, P> const & v)
{
return tvec3<R, P>(Func(v.x), Func(v.y), Func(v.z));
}
};
template <typename R, typename T, precision P>
struct functor1<R, T, P, tvec4>
{
GLM_FUNC_QUALIFIER static tvec4<R, P> call(R (*Func) (T x), tvec4<T, P> const & v)
{
return tvec4<R, P>(Func(v.x), Func(v.y), Func(v.z), Func(v.w));
}
};
template <typename T, precision P, template <typename, precision> class vecType>
struct functor2{};
template <typename T, precision P>
struct functor2<T, P, tvec1>
{
GLM_FUNC_QUALIFIER static tvec1<T, P> call(T (*Func) (T x, T y), tvec1<T, P> const & a, tvec1<T, P> const & b)
{
return tvec1<T, P>(Func(a.x, b.x));
}
};
template <typename T, precision P>
struct functor2<T, P, tvec2>
{
GLM_FUNC_QUALIFIER static tvec2<T, P> call(T (*Func) (T x, T y), tvec2<T, P> const & a, tvec2<T, P> const & b)
{
return tvec2<T, P>(Func(a.x, b.x), Func(a.y, b.y));
}
};
template <typename T, precision P>
struct functor2<T, P, tvec3>
{
GLM_FUNC_QUALIFIER static tvec3<T, P> call(T (*Func) (T x, T y), tvec3<T, P> const & a, tvec3<T, P> const & b)
{
return tvec3<T, P>(Func(a.x, b.x), Func(a.y, b.y), Func(a.z, b.z));
}
};
template <typename T, precision P>
struct functor2<T, P, tvec4>
{
GLM_FUNC_QUALIFIER static tvec4<T, P> call(T (*Func) (T x, T y), tvec4<T, P> const & a, tvec4<T, P> const & b)
{
return tvec4<T, P>(Func(a.x, b.x), Func(a.y, b.y), Func(a.z, b.z), Func(a.w, b.w));
}
};
template <typename T, precision P, template <typename, precision> class vecType>
struct functor2_vec_sca{};
template <typename T, precision P>
struct functor2_vec_sca<T, P, tvec1>
{
GLM_FUNC_QUALIFIER static tvec1<T, P> call(T (*Func) (T x, T y), tvec1<T, P> const & a, T b)
{
return tvec1<T, P>(Func(a.x, b));
}
};
template <typename T, precision P>
struct functor2_vec_sca<T, P, tvec2>
{
GLM_FUNC_QUALIFIER static tvec2<T, P> call(T (*Func) (T x, T y), tvec2<T, P> const & a, T b)
{
return tvec2<T, P>(Func(a.x, b), Func(a.y, b));
}
};
template <typename T, precision P>
struct functor2_vec_sca<T, P, tvec3>
{
GLM_FUNC_QUALIFIER static tvec3<T, P> call(T (*Func) (T x, T y), tvec3<T, P> const & a, T b)
{
return tvec3<T, P>(Func(a.x, b), Func(a.y, b), Func(a.z, b));
}
};
template <typename T, precision P>
struct functor2_vec_sca<T, P, tvec4>
{
GLM_FUNC_QUALIFIER static tvec4<T, P> call(T (*Func) (T x, T y), tvec4<T, P> const & a, T b)
{
return tvec4<T, P>(Func(a.x, b), Func(a.y, b), Func(a.z, b), Func(a.w, b));
}
};
}//namespace detail
}//namespace glm
///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/core/dummy.cpp
/// @date 2011-01-19 / 2011-06-15
/// @author Christophe Riccio
///
/// GLM is a header only library. There is nothing to compile.
/// dummy.cpp exist only a wordaround for CMake file.
///////////////////////////////////////////////////////////////////////////////////
#define GLM_MESSAGES
#include <glm/glm.hpp>
#include <glm/ext.hpp>
#include <limits>
struct material
{
glm::vec4 emission; // Ecm
glm::vec4 ambient; // Acm
glm::vec4 diffuse; // Dcm
glm::vec4 specular; // Scm
float shininess; // Srm
};
struct light
{
glm::vec4 ambient; // Acli
glm::vec4 diffuse; // Dcli
glm::vec4 specular; // Scli
glm::vec4 position; // Ppli
glm::vec4 halfVector; // Derived: Hi
glm::vec3 spotDirection; // Sdli
float spotExponent; // Srli
float spotCutoff; // Crli
// (range: [0.0,90.0], 180.0)
float spotCosCutoff; // Derived: cos(Crli)
// (range: [1.0,0.0],-1.0)
float constantAttenuation; // K0
float linearAttenuation; // K1
float quadraticAttenuation;// K2
};
// Sample 1
#include <glm/vec3.hpp>// glm::vec3
#include <glm/geometric.hpp>// glm::cross, glm::normalize
glm::vec3 computeNormal
(
glm::vec3 const & a,
glm::vec3 const & b,
glm::vec3 const & c
)
{
return glm::normalize(glm::cross(c - a, b - a));
}
typedef unsigned int GLuint;
#define GL_FALSE 0
void glUniformMatrix4fv(GLuint, int, int, float*){}
// Sample 2
#include <glm/vec3.hpp> // glm::vec3
#include <glm/vec4.hpp> // glm::vec4, glm::ivec4
#include <glm/mat4x4.hpp> // glm::mat4
#include <glm/gtc/matrix_transform.hpp> // glm::translate, glm::rotate, glm::scale, glm::perspective
#include <glm/gtc/type_ptr.hpp> // glm::value_ptr
void func(GLuint LocationMVP, float Translate, glm::vec2 const & Rotate)
{
glm::mat4 Projection = glm::perspective(45.0f, 4.0f / 3.0f, 0.1f, 100.f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Translate));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Rotate.y, glm::vec3(-1.0f, 0.0f, 0.0f));
glm::mat4 View = glm::rotate(ViewRotateX, Rotate.x, glm::vec3(0.0f, 1.0f, 0.0f));
glm::mat4 Model = glm::scale(glm::mat4(1.0f), glm::vec3(0.5f));
glm::mat4 MVP = Projection * View * Model;
glUniformMatrix4fv(LocationMVP, 1, GL_FALSE, glm::value_ptr(MVP));
}
// Sample 3
#include <glm/vec2.hpp>// glm::vec2
#include <glm/packing.hpp>// glm::packUnorm2x16
#include <glm/integer.hpp>// glm::uint
#include <glm/gtc/type_precision.hpp>// glm::i8vec2, glm::i32vec2
std::size_t const VertexCount = 4;
// Float quad geometry
std::size_t const PositionSizeF32 = VertexCount * sizeof(glm::vec2);
glm::vec2 const PositionDataF32[VertexCount] =
{
glm::vec2(-1.0f,-1.0f),
glm::vec2( 1.0f,-1.0f),
glm::vec2( 1.0f, 1.0f),
glm::vec2(-1.0f, 1.0f)
};
// Half-float quad geometry
std::size_t const PositionSizeF16 = VertexCount * sizeof(glm::uint);
glm::uint const PositionDataF16[VertexCount] =
{
glm::uint(glm::packUnorm2x16(glm::vec2(-1.0f, -1.0f))),
glm::uint(glm::packUnorm2x16(glm::vec2( 1.0f, -1.0f))),
glm::uint(glm::packUnorm2x16(glm::vec2( 1.0f, 1.0f))),
glm::uint(glm::packUnorm2x16(glm::vec2(-1.0f, 1.0f)))
};
// 8 bits signed integer quad geometry
std::size_t const PositionSizeI8 = VertexCount * sizeof(glm::i8vec2);
glm::i8vec2 const PositionDataI8[VertexCount] =
{
glm::i8vec2(-1,-1),
glm::i8vec2( 1,-1),
glm::i8vec2( 1, 1),
glm::i8vec2(-1, 1)
};
// 32 bits signed integer quad geometry
std::size_t const PositionSizeI32 = VertexCount * sizeof(glm::i32vec2);
glm::i32vec2 const PositionDataI32[VertexCount] =
{
glm::i32vec2 (-1,-1),
glm::i32vec2 ( 1,-1),
glm::i32vec2 ( 1, 1),
glm::i32vec2 (-1, 1)
};
struct intersection
{
glm::vec4 position;
glm::vec3 normal;
};
/*
// Sample 4
#include <glm/vec3.hpp>// glm::vec3
#include <glm/geometric.hpp>// glm::normalize, glm::dot, glm::reflect
#include <glm/exponential.hpp>// glm::pow
#include <glm/gtc/random.hpp>// glm::vecRand3
glm::vec3 lighting
(
intersection const & Intersection,
material const & Material,
light const & Light,
glm::vec3 const & View
)
{
glm::vec3 Color(0.0f);
glm::vec3 LightVertor(glm::normalize(
Light.position - Intersection.position +
glm::vecRand3(0.0f, Light.inaccuracy));
if(!shadow(Intersection.position, Light.position, LightVertor))
{
float Diffuse = glm::dot(Intersection.normal, LightVector);
if(Diffuse <= 0.0f)
return Color;
if(Material.isDiffuse())
Color += Light.color() * Material.diffuse * Diffuse;
if(Material.isSpecular())
{
glm::vec3 Reflect(glm::reflect(
glm::normalize(-LightVector),
glm::normalize(Intersection.normal)));
float Dot = glm::dot(Reflect, View);
float Base = Dot > 0.0f ? Dot : 0.0f;
float Specular = glm::pow(Base, Material.exponent);
Color += Material.specular * Specular;
}
}
return Color;
}
*/
template <typename T, glm::precision P, template<typename, glm::precision> class vecType>
T normalizeDotA(vecType<T, P> const & x, vecType<T, P> const & y)
{
return glm::dot(x, y) * glm::inversesqrt(glm::dot(x, x) * glm::dot(y, y));
}
#define GLM_TEMPLATE_GENTYPE typename T, glm::precision P, template<typename, glm::precision> class
template <GLM_TEMPLATE_GENTYPE vecType>
T normalizeDotB(vecType<T, P> const & x, vecType<T, P> const & y)
{
return glm::dot(x, y) * glm::inversesqrt(glm::dot(x, x) * glm::dot(y, y));
}
template <typename vecType>
typename vecType::value_type normalizeDotC(vecType const & a, vecType const & b)
{
return glm::dot(a, b) * glm::inversesqrt(glm::dot(a, a) * glm::dot(b, b));
}
int main()
{
glm::vec1 o(1);
glm::vec2 a(1);
glm::vec3 b(1);
glm::vec4 c(1);
glm::quat q;
glm::dualquat p;
glm::mat4 m(1);
float a0 = normalizeDotA(a, a);
float b0 = normalizeDotB(b, b);
float c0 = normalizeDotC(c, c);
return 0;
}
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///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/detail/func_exponential.hpp
/// @date 2008-08-08 / 2011-06-14
/// @author Christophe Riccio
///
/// @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>
///
/// @defgroup core_func_exponential Exponential functions
/// @ingroup core
///
/// These all operate component-wise. The description is per component.
///////////////////////////////////////////////////////////////////////////////////
#pragma once
#include "type_vec1.hpp"
#include "type_vec2.hpp"
#include "type_vec3.hpp"
#include "type_vec4.hpp"
#include <cmath>
namespace glm
{
/// @addtogroup core_func_exponential
/// @{
/// Returns 'base' raised to the power 'exponent'.
///
/// @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 precision.
/// @param exponent Floating point value representing the 'exponent'.
/// @tparam genType Floating-point scalar or vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/pow.xml">GLSL pow man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> pow(vecType<T, P> const & base, vecType<T, P> const & exponent);
/// Returns the natural exponentiation of x, i.e., e^x.
///
/// @param v exp function is defined for input values of v defined in the range (inf-, inf+) in the limit of the type precision.
/// @tparam genType Floating-point scalar or vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/exp.xml">GLSL exp man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> exp(vecType<T, P> const & v);
/// Returns the natural logarithm of v, i.e.,
/// returns the value y which satisfies the equation x = e^y.
/// Results are undefined if v <= 0.
///
/// @param v log function is defined for input values of v defined in the range (0, inf+) in the limit of the type precision.
/// @tparam genType Floating-point scalar or vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/log.xml">GLSL log man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> log(vecType<T, P> const & v);
/// Returns 2 raised to the v power.
///
/// @param v exp2 function is defined for input values of v defined in the range (inf-, inf+) in the limit of the type precision.
/// @tparam genType Floating-point scalar or vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/exp2.xml">GLSL exp2 man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> exp2(vecType<T, P> const & v);
/// Returns the base 2 log of x, i.e., returns the value y,
/// which satisfies the equation x = 2 ^ y.
///
/// @param v log2 function is defined for input values of v defined in the range (0, inf+) in the limit of the type precision.
/// @tparam genType Floating-point scalar or vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/log2.xml">GLSL log2 man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> log2(vecType<T, P> const & v);
/// Returns the positive square root of v.
///
/// @param v sqrt function is defined for input values of v defined in the range [0, inf+) in the limit of the type precision.
/// @tparam genType Floating-point scalar or vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/sqrt.xml">GLSL sqrt man page</a>
/// @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>
//template <typename genType>
//GLM_FUNC_DECL genType sqrt(genType const & x);
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> sqrt(vecType<T, P> const & v);
/// Returns the reciprocal of the positive square root of v.
///
/// @param v inversesqrt function is defined for input values of v defined in the range [0, inf+) in the limit of the type precision.
/// @tparam genType Floating-point scalar or vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/inversesqrt.xml">GLSL inversesqrt man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> inversesqrt(vecType<T, P> const & v);
/// @}
}//namespace glm
#include "func_exponential.inl"
///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/detail/func_exponential.inl
/// @date 2008-08-03 / 2011-06-15
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
#include "func_vector_relational.hpp"
#include "_vectorize.hpp"
#include <limits>
#include <cmath>
#include <cassert>
namespace glm{
namespace detail
{
# if GLM_HAS_CXX11_STL
using std::log2;
# else
template <typename genType>
genType log2(genType Value)
{
return std::log(Value) * static_cast<genType>(1.4426950408889634073599246810019);
}
# endif
template <typename T, precision P, template <class, precision> class vecType, bool isFloat = true>
struct compute_log2
{
GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & vec)
{
return detail::functor1<T, T, P, vecType>::call(log2, vec);
}
};
template <template <class, precision> class vecType, typename T, precision P>
struct compute_inversesqrt
{
GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & x)
{
return static_cast<T>(1) / sqrt(x);
}
};
template <template <class, precision> class vecType>
struct compute_inversesqrt<vecType, float, lowp>
{
GLM_FUNC_QUALIFIER static vecType<float, lowp> call(vecType<float, lowp> const & x)
{
vecType<float, lowp> tmp(x);
vecType<float, lowp> xhalf(tmp * 0.5f);
vecType<uint, lowp>* p = reinterpret_cast<vecType<uint, lowp>*>(const_cast<vecType<float, lowp>*>(&x));
vecType<uint, lowp> i = vecType<uint, lowp>(0x5f375a86) - (*p >> vecType<uint, lowp>(1));
vecType<float, lowp>* ptmp = reinterpret_cast<vecType<float, lowp>*>(&i);
tmp = *ptmp;
tmp = tmp * (1.5f - xhalf * tmp * tmp);
return tmp;
}
};
}//namespace detail
// pow
using std::pow;
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> pow(vecType<T, P> const & base, vecType<T, P> const & exponent)
{
return detail::functor2<T, P, vecType>::call(pow, base, exponent);
}
// exp
using std::exp;
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> exp(vecType<T, P> const & x)
{
return detail::functor1<T, T, P, vecType>::call(exp, x);
}
// log
using std::log;
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> log(vecType<T, P> const & x)
{
return detail::functor1<T, T, P, vecType>::call(log, x);
}
//exp2, ln2 = 0.69314718055994530941723212145818f
template <typename genType>
GLM_FUNC_QUALIFIER genType exp2(genType x)
{
GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'exp2' only accept floating-point inputs");
return std::exp(static_cast<genType>(0.69314718055994530941723212145818) * x);
}
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> exp2(vecType<T, P> const & x)
{
return detail::functor1<T, T, P, vecType>::call(exp2, x);
}
// log2, ln2 = 0.69314718055994530941723212145818f
template <typename genType>
GLM_FUNC_QUALIFIER genType log2(genType x)
{
return log2(tvec1<genType>(x)).x;
}
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> log2(vecType<T, P> const & x)
{
return detail::compute_log2<T, P, vecType, std::numeric_limits<T>::is_iec559>::call(x);
}
// sqrt
using std::sqrt;
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> sqrt(vecType<T, P> const & x)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'sqrt' only accept floating-point inputs");
return detail::functor1<T, T, P, vecType>::call(sqrt, x);
}
// inversesqrt
template <typename genType>
GLM_FUNC_QUALIFIER genType inversesqrt(genType x)
{
return static_cast<genType>(1) / sqrt(x);
}
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> inversesqrt(vecType<T, P> const & x)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'inversesqrt' only accept floating-point inputs");
return detail::compute_inversesqrt<vecType, T, P>::call(x);
}
}//namespace glm
///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/detail/func_geometric.hpp
/// @date 2008-08-03 / 2011-06-14
/// @author Christophe Riccio
///
/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
///
/// @defgroup core_func_geometric Geometric functions
/// @ingroup core
///
/// These operate on vectors as vectors, not component-wise.
///////////////////////////////////////////////////////////////////////////////////
#pragma once
#include "type_vec3.hpp"
namespace glm
{
/// @addtogroup core_func_geometric
/// @{
/// Returns the length of x, i.e., sqrt(x * x).
///
/// @tparam genType Floating-point vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/length.xml">GLSL length man page</a>
/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL T length(
vecType<T, P> const & x);
/// Returns the distance betwwen p0 and p1, i.e., length(p0 - p1).
///
/// @tparam genType Floating-point vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/distance.xml">GLSL distance man page</a>
/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL T distance(
vecType<T, P> const & p0,
vecType<T, P> const & p1);
/// Returns the dot product of x and y, i.e., result = x * y.
///
/// @tparam genType Floating-point vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/dot.xml">GLSL dot man page</a>
/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL T dot(
vecType<T, P> const & x,
vecType<T, P> const & y);
/// Returns the cross product of x and y.
///
/// @tparam valType Floating-point scalar types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/cross.xml">GLSL cross man page</a>
/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
template <typename T, precision P>
GLM_FUNC_DECL tvec3<T, P> cross(
tvec3<T, P> const & x,
tvec3<T, P> const & y);
/// Returns a vector in the same direction as x but with length of 1.
/// According to issue 10 GLSL 1.10 specification, if length(x) == 0 then result is undefined and generate an error.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/normalize.xml">GLSL normalize man page</a>
/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> normalize(
vecType<T, P> const & x);
/// If dot(Nref, I) < 0.0, return N, otherwise, return -N.
///
/// @tparam genType Floating-point vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/faceforward.xml">GLSL faceforward man page</a>
/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> faceforward(
vecType<T, P> const & N,
vecType<T, P> const & I,
vecType<T, P> const & Nref);
/// For the incident vector I and surface orientation N,
/// returns the reflection direction : result = I - 2.0 * dot(N, I) * N.
///
/// @tparam genType Floating-point vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/reflect.xml">GLSL reflect man page</a>
/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
template <typename genType>
GLM_FUNC_DECL genType reflect(
genType const & I,
genType const & N);
/// For the incident vector I and surface normal N,
/// and the ratio of indices of refraction eta,
/// return the refraction vector.
///
/// @tparam genType Floating-point vector types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/refract.xml">GLSL refract man page</a>
/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_DECL vecType<T, P> refract(
vecType<T, P> const & I,
vecType<T, P> const & N,
T eta);
/// @}
}//namespace glm
#include "func_geometric.inl"
///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/detail/func_geometric.inl
/// @date 2008-08-03 / 2011-06-15
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
#include "func_exponential.hpp"
#include "func_common.hpp"
#include "type_vec2.hpp"
#include "type_vec4.hpp"
#include "type_float.hpp"
namespace glm{
namespace detail
{
template <template <class, precision> class vecType, typename T, precision P>
struct compute_dot{};
template <typename T, precision P>
struct compute_dot<tvec1, T, P>
{
GLM_FUNC_QUALIFIER static T call(tvec1<T, P> const & a, tvec1<T, P> const & b)
{
return a.x * b.x;
}
};
template <typename T, precision P>
struct compute_dot<tvec2, T, P>
{
GLM_FUNC_QUALIFIER static T call(tvec2<T, P> const & x, tvec2<T, P> const & y)
{
tvec2<T, P> tmp(x * y);
return tmp.x + tmp.y;
}
};
template <typename T, precision P>
struct compute_dot<tvec3, T, P>
{
GLM_FUNC_QUALIFIER static T call(tvec3<T, P> const & x, tvec3<T, P> const & y)
{
tvec3<T, P> tmp(x * y);
return tmp.x + tmp.y + tmp.z;
}
};
template <typename T, precision P>
struct compute_dot<tvec4, T, P>
{
GLM_FUNC_QUALIFIER static T call(tvec4<T, P> const & x, tvec4<T, P> const & y)
{
tvec4<T, P> tmp(x * y);
return (tmp.x + tmp.y) + (tmp.z + tmp.w);
}
};
}//namespace detail
// length
template <typename genType>
GLM_FUNC_QUALIFIER genType length(genType x)
{
GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'length' only accept floating-point inputs");
return abs(x);
}
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER T length(vecType<T, P> const & v)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'length' only accept floating-point inputs");
return sqrt(dot(v, v));
}
// distance
template <typename genType>
GLM_FUNC_QUALIFIER genType distance(genType const & p0, genType const & p1)
{
GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'distance' only accept floating-point inputs");
return length(p1 - p0);
}
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER T distance(vecType<T, P> const & p0, vecType<T, P> const & p1)
{
return length(p1 - p0);
}
// dot
template <typename T>
GLM_FUNC_QUALIFIER T dot(T x, T y)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'dot' only accept floating-point inputs");
return x * y;
}
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER T dot(vecType<T, P> const & x, vecType<T, P> const & y)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'dot' only accept floating-point inputs");
return detail::compute_dot<vecType, T, P>::call(x, y);
}
// cross
template <typename T, precision P>
GLM_FUNC_QUALIFIER tvec3<T, P> cross(tvec3<T, P> const & x, tvec3<T, P> const & y)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'cross' only accept floating-point inputs");
return tvec3<T, P>(
x.y * y.z - y.y * x.z,
x.z * y.x - y.z * x.x,
x.x * y.y - y.x * x.y);
}
// normalize
template <typename genType>
GLM_FUNC_QUALIFIER genType normalize(genType const & x)
{
GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'normalize' only accept floating-point inputs");
return x < genType(0) ? genType(-1) : genType(1);
}
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> normalize(vecType<T, P> const & x)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'normalize' only accept floating-point inputs");
return x * inversesqrt(dot(x, x));
}
// faceforward
template <typename genType>
GLM_FUNC_QUALIFIER genType faceforward(genType const & N, genType const & I, genType const & Nref)
{
return dot(Nref, I) < static_cast<genType>(0) ? N : -N;
}
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> faceforward(vecType<T, P> const & N, vecType<T, P> const & I, vecType<T, P> const & Nref)
{
return dot(Nref, I) < static_cast<T>(0) ? N : -N;
}
// reflect
template <typename genType>
GLM_FUNC_QUALIFIER genType reflect(genType const & I, genType const & N)
{
return I - N * dot(N, I) * static_cast<genType>(2);
}
// refract
template <typename genType>
GLM_FUNC_QUALIFIER genType refract(genType const & I, genType const & N, genType const & eta)
{
GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'refract' only accept floating-point inputs");
genType const dotValue(dot(N, I));
genType const k(static_cast<genType>(1) - eta * eta * (static_cast<genType>(1) - dotValue * dotValue));
return (eta * I - (eta * dotValue + sqrt(k)) * N) * static_cast<genType>(k >= static_cast<genType>(0));
}
template <typename T, precision P, template <typename, precision> class vecType>
GLM_FUNC_QUALIFIER vecType<T, P> refract(vecType<T, P> const & I, vecType<T, P> const & N, T eta)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'refract' only accept floating-point inputs");
T const dotValue(dot(N, I));
T const k(static_cast<T>(1) - eta * eta * (static_cast<T>(1) - dotValue * dotValue));
return (eta * I - (eta * dotValue + std::sqrt(k)) * N) * static_cast<T>(k >= static_cast<T>(0));
}
}//namespace glm
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///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// 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.
///
/// @ref core
/// @file glm/detail/func_matrix.hpp
/// @date 2008-08-03 / 2011-06-15
/// @author Christophe Riccio
///
/// @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>
///
/// @defgroup core_func_matrix Matrix functions
/// @ingroup core
///
/// For each of the following built-in matrix functions, there is both a
/// single-precision floating point version, where all arguments and return values
/// are single precision, and a double-precision floating version, where all
/// arguments and return values are double precision. Only the single-precision
/// floating point version is shown.
///////////////////////////////////////////////////////////////////////////////////
#pragma once
// Dependencies
#include "../detail/precision.hpp"
#include "../detail/setup.hpp"
#include "../detail/type_mat.hpp"
#include "../vec2.hpp"
#include "../vec3.hpp"
#include "../vec4.hpp"
#include "../mat2x2.hpp"
#include "../mat2x3.hpp"
#include "../mat2x4.hpp"
#include "../mat3x2.hpp"
#include "../mat3x3.hpp"
#include "../mat3x4.hpp"
#include "../mat4x2.hpp"
#include "../mat4x3.hpp"
#include "../mat4x4.hpp"
namespace glm{
namespace detail
{
template <typename T, precision P>
struct outerProduct_trait<T, P, tvec2, tvec2>
{
typedef tmat2x2<T, P> type;
};
template <typename T, precision P>
struct outerProduct_trait<T, P, tvec2, tvec3>
{
typedef tmat2x3<T, P> type;
};
template <typename T, precision P>
struct outerProduct_trait<T, P, tvec2, tvec4>
{
typedef tmat2x4<T, P> type;
};
template <typename T, precision P>
struct outerProduct_trait<T, P, tvec3, tvec2>
{
typedef tmat3x2<T, P> type;
};
template <typename T, precision P>
struct outerProduct_trait<T, P, tvec3, tvec3>
{
typedef tmat3x3<T, P> type;
};
template <typename T, precision P>
struct outerProduct_trait<T, P, tvec3, tvec4>
{
typedef tmat3x4<T, P> type;
};
template <typename T, precision P>
struct outerProduct_trait<T, P, tvec4, tvec2>
{
typedef tmat4x2<T, P> type;
};
template <typename T, precision P>
struct outerProduct_trait<T, P, tvec4, tvec3>
{
typedef tmat4x3<T, P> type;
};
template <typename T, precision P>
struct outerProduct_trait<T, P, tvec4, tvec4>
{
typedef tmat4x4<T, P> type;
};
}//namespace detail
/// @addtogroup core_func_matrix
/// @{
/// Multiply matrix x by matrix y component-wise, i.e.,
/// result[i][j] is the scalar product of x[i][j] and y[i][j].
///
/// @tparam matType Floating-point matrix types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/matrixCompMult.xml">GLSL matrixCompMult man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class matType>
GLM_FUNC_DECL matType<T, P> matrixCompMult(matType<T, P> const & x, matType<T, P> const & y);
/// Treats the first parameter c as a column vector
/// and the second parameter r as a row vector
/// and does a linear algebraic matrix multiply c * r.
///
/// @tparam matType Floating-point matrix types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/outerProduct.xml">GLSL outerProduct man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class vecTypeA, template <typename, precision> class vecTypeB>
GLM_FUNC_DECL typename detail::outerProduct_trait<T, P, vecTypeA, vecTypeB>::type outerProduct(vecTypeA<T, P> const & c, vecTypeB<T, P> const & r);
/// Returns the transposed matrix of x
///
/// @tparam matType Floating-point matrix types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/transpose.xml">GLSL transpose man page</a>
/// @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>
# if((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2012))
template <typename T, precision P, template <typename, precision> class matType>
GLM_FUNC_DECL typename matType<T, P>::transpose_type transpose(matType<T, P> const & x);
# endif
/// Return the determinant of a squared matrix.
///
/// @tparam valType Floating-point scalar types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/determinant.xml">GLSL determinant man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class matType>
GLM_FUNC_DECL T determinant(matType<T, P> const & m);
/// Return the inverse of a squared matrix.
///
/// @tparam valType Floating-point scalar types.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/inverse.xml">GLSL inverse man page</a>
/// @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>
template <typename T, precision P, template <typename, precision> class matType>
GLM_FUNC_DECL matType<T, P> inverse(matType<T, P> const & m);
/// @}
}//namespace glm
#include "func_matrix.inl"
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///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
/// 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.
///
/// @ref core
/// @file glm/detail/intrinsic_exponential.inl
/// @date 2011-06-15 / 2011-06-15
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
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