Merge pull request #4 from FOSSEE/develop

merging dev into master

1 files changed, 176 insertions, 0 deletions

diff --git a/include/gal/opengl/glm/gtx/compatibility.hpp b/include/gal/opengl/glm/gtx/compatibility.hpp
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+///////////////////////////////////////////////////////////////////////////////////
+/// OpenGL Mathematics (glm.g-truc.net)
+///
+/// Copyright (c) 2005 - 2013 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 gtx_compatibility
+/// @file glm/gtx/compatibility.hpp
+/// @date 2007-01-24 / 2011-06-07
+/// @author Christophe Riccio
+///
+/// @see core (dependence)
+/// @see gtc_half_float (dependence)
+///
+/// @defgroup gtx_compatibility GLM_GTX_compatibility
+/// @ingroup gtx
+/// 
+/// @brief Provide functions to increase the compatibility with Cg and HLSL languages
+/// 
+/// <glm/gtx/compatibility.hpp> need to be included to use these functionalities.
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef GLM_GTX_compatibility
+#define GLM_GTX_compatibility GLM_VERSION
+
+// Dependency:
+#include "../glm.hpp"  
+#include "../gtc/half_float.hpp"
+#include "../gtc/quaternion.hpp"
+
+#if(defined(GLM_MESSAGES) && !defined(glm_ext))
+#	pragma message("GLM: GLM_GTX_compatibility extension included")
+#endif
+
+#if(GLM_COMPILER & GLM_COMPILER_VC)
+#	include <cfloat>
+#elif(GLM_COMPILER & GLM_COMPILER_GCC)
+#	include <cmath>
+#	if(GLM_PLATFORM & GLM_PLATFORM_ANDROID)
+#		undef isfinite
+#	endif
+#endif//GLM_COMPILER
+
+namespace glm
+{
+	/// @addtogroup gtx_compatibility
+	/// @{
+
+	template <typename T> GLM_FUNC_QUALIFIER T lerp(T x, T y, T a){return mix(x, y, a);}																					//!< \brief Returns x * (1.0 - a) + y * a, i.e., the linear blend of x and y using the floating-point value a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec2<T> lerp(const detail::tvec2<T>& x, const detail::tvec2<T>& y, T a){return mix(x, y, a);}							//!< \brief Returns x * (1.0 - a) + y * a, i.e., the linear blend of x and y using the floating-point value a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec3<T> lerp(const detail::tvec3<T>& x, const detail::tvec3<T>& y, T a){return mix(x, y, a);}							//!< \brief Returns x * (1.0 - a) + y * a, i.e., the linear blend of x and y using the floating-point value a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec4<T> lerp(const detail::tvec4<T>& x, const detail::tvec4<T>& y, T a){return mix(x, y, a);}							//!< \brief Returns x * (1.0 - a) + y * a, i.e., the linear blend of x and y using the floating-point value a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec2<T> lerp(const detail::tvec2<T>& x, const detail::tvec2<T>& y, const detail::tvec2<T>& a){return mix(x, y, a);}	//!< \brief Returns the component-wise result of x * (1.0 - a) + y * a, i.e., the linear blend of x and y using vector a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec3<T> lerp(const detail::tvec3<T>& x, const detail::tvec3<T>& y, const detail::tvec3<T>& a){return mix(x, y, a);}	//!< \brief Returns the component-wise result of x * (1.0 - a) + y * a, i.e., the linear blend of x and y using vector a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec4<T> lerp(const detail::tvec4<T>& x, const detail::tvec4<T>& y, const detail::tvec4<T>& a){return mix(x, y, a);}	//!< \brief Returns the component-wise result of x * (1.0 - a) + y * a, i.e., the linear blend of x and y using vector a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility)
+
+	template <typename T> GLM_FUNC_QUALIFIER T slerp(detail::tquat<T> const & x, detail::tquat<T> const & y, T const & a){return mix(x, y, a);} //!< \brief Returns the slurp interpolation between two quaternions.
+
+	template <typename T> GLM_FUNC_QUALIFIER T saturate(T x){return clamp(x, T(0), T(1));}														//!< \brief Returns clamp(x, 0, 1) for each component in x. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec2<T> saturate(const detail::tvec2<T>& x){return clamp(x, T(0), T(1));}					//!< \brief Returns clamp(x, 0, 1) for each component in x. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec3<T> saturate(const detail::tvec3<T>& x){return clamp(x, T(0), T(1));}					//!< \brief Returns clamp(x, 0, 1) for each component in x. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec4<T> saturate(const detail::tvec4<T>& x){return clamp(x, T(0), T(1));}					//!< \brief Returns clamp(x, 0, 1) for each component in x. (From GLM_GTX_compatibility)
+
+	template <typename T> GLM_FUNC_QUALIFIER T atan2(T x, T y){return atan(x, y);}																//!< \brief Arc tangent. Returns an angle whose tangent is y/x. The signs of x and y are used to determine what quadrant the angle is in. The range of values returned by this function is [-PI, PI]. Results are undefined if x and y are both 0. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec2<T> atan2(const detail::tvec2<T>& x, const detail::tvec2<T>& y){return atan(x, y);}	//!< \brief Arc tangent. Returns an angle whose tangent is y/x. The signs of x and y are used to determine what quadrant the angle is in. The range of values returned by this function is [-PI, PI]. Results are undefined if x and y are both 0. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec3<T> atan2(const detail::tvec3<T>& x, const detail::tvec3<T>& y){return atan(x, y);}	//!< \brief Arc tangent. Returns an angle whose tangent is y/x. The signs of x and y are used to determine what quadrant the angle is in. The range of values returned by this function is [-PI, PI]. Results are undefined if x and y are both 0. (From GLM_GTX_compatibility)
+	template <typename T> GLM_FUNC_QUALIFIER detail::tvec4<T> atan2(const detail::tvec4<T>& x, const detail::tvec4<T>& y){return atan(x, y);}	//!< \brief Arc tangent. Returns an angle whose tangent is y/x. The signs of x and y are used to determine what quadrant the angle is in. The range of values returned by this function is [-PI, PI]. Results are undefined if x and y are both 0. (From GLM_GTX_compatibility)
+
+	template <typename genType> bool isfinite(genType const & x);											//!< \brief Test whether or not a scalar or each vector component is a finite value. (From GLM_GTX_compatibility)
+	template <typename valType> detail::tvec2<bool> isfinite(const detail::tvec2<valType>& x);				//!< \brief Test whether or not a scalar or each vector component is a finite value. (From GLM_GTX_compatibility)
+	template <typename valType> detail::tvec3<bool> isfinite(const detail::tvec3<valType>& x);				//!< \brief Test whether or not a scalar or each vector component is a finite value. (From GLM_GTX_compatibility)
+	template <typename valType> detail::tvec4<bool> isfinite(const detail::tvec4<valType>& x);				//!< \brief Test whether or not a scalar or each vector component is a finite value. (From GLM_GTX_compatibility)
+
+	typedef bool						bool1;			//!< \brief boolean type with 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec2<bool>			bool2;			//!< \brief boolean type with 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec3<bool>			bool3;			//!< \brief boolean type with 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec4<bool>			bool4;			//!< \brief boolean type with 4 components. (From GLM_GTX_compatibility extension)
+
+	typedef bool						bool1x1;		//!< \brief boolean matrix with 1 x 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x2<bool>		bool2x2;		//!< \brief boolean matrix with 2 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x3<bool>		bool2x3;		//!< \brief boolean matrix with 2 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x4<bool>		bool2x4;		//!< \brief boolean matrix with 2 x 4 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x2<bool>		bool3x2;		//!< \brief boolean matrix with 3 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x3<bool>		bool3x3;		//!< \brief boolean matrix with 3 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x4<bool>		bool3x4;		//!< \brief boolean matrix with 3 x 4 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x2<bool>		bool4x2;		//!< \brief boolean matrix with 4 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x3<bool>		bool4x3;		//!< \brief boolean matrix with 4 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x4<bool>		bool4x4;		//!< \brief boolean matrix with 4 x 4 components. (From GLM_GTX_compatibility extension)
+
+	typedef int							int1;			//!< \brief integer vector with 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec2<int>			int2;			//!< \brief integer vector with 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec3<int>			int3;			//!< \brief integer vector with 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec4<int>			int4;			//!< \brief integer vector with 4 components. (From GLM_GTX_compatibility extension)
+
+	typedef int							int1x1;			//!< \brief integer matrix with 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x2<int>		int2x2;			//!< \brief integer matrix with 2 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x3<int>		int2x3;			//!< \brief integer matrix with 2 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x4<int>		int2x4;			//!< \brief integer matrix with 2 x 4 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x2<int>		int3x2;			//!< \brief integer matrix with 3 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x3<int>		int3x3;			//!< \brief integer matrix with 3 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x4<int>		int3x4;			//!< \brief integer matrix with 3 x 4 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x2<int>		int4x2;			//!< \brief integer matrix with 4 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x3<int>		int4x3;			//!< \brief integer matrix with 4 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x4<int>		int4x4;			//!< \brief integer matrix with 4 x 4 components. (From GLM_GTX_compatibility extension)
+
+	typedef detail::half					half1;			//!< \brief half-precision floating-point vector with 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec2<detail::half>	half2;			//!< \brief half-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec3<detail::half>	half3;			//!< \brief half-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec4<detail::half>	half4;			//!< \brief half-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension)
+
+	typedef detail::half					half1x1;		//!< \brief half-precision floating-point matrix with 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x2<detail::half>	half2x2;		//!< \brief half-precision floating-point matrix with 2 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x3<detail::half>	half2x3;		//!< \brief half-precision floating-point matrix with 2 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x4<detail::half>	half2x4;		//!< \brief half-precision floating-point matrix with 2 x 4 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x2<detail::half>	half3x2;		//!< \brief half-precision floating-point matrix with 3 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x3<detail::half>	half3x3;		//!< \brief half-precision floating-point matrix with 3 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x4<detail::half>	half3x4;		//!< \brief half-precision floating-point matrix with 3 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x2<detail::half>	half4x2;		//!< \brief half-precision floating-point matrix with 4 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x3<detail::half>	half4x3;		//!< \brief half-precision floating-point matrix with 4 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x4<detail::half>	half4x4;		//!< \brief half-precision floating-point matrix with 4 x 4 components. (From GLM_GTX_compatibility extension)
+
+	typedef float						float1;			//!< \brief single-precision floating-point vector with 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec2<float>		float2;			//!< \brief single-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec3<float>		float3;			//!< \brief single-precision floating-point vector with 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec4<float>		float4;			//!< \brief single-precision floating-point vector with 4 components. (From GLM_GTX_compatibility extension)
+
+	typedef float						float1x1;		//!< \brief single-precision floating-point matrix with 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x2<float>		float2x2;		//!< \brief single-precision floating-point matrix with 2 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x3<float>		float2x3;		//!< \brief single-precision floating-point matrix with 2 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x4<float>		float2x4;		//!< \brief single-precision floating-point matrix with 2 x 4 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x2<float>		float3x2;		//!< \brief single-precision floating-point matrix with 3 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x3<float>		float3x3;		//!< \brief single-precision floating-point matrix with 3 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x4<float>		float3x4;		//!< \brief single-precision floating-point matrix with 3 x 4 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x2<float>		float4x2;		//!< \brief single-precision floating-point matrix with 4 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x3<float>		float4x3;		//!< \brief single-precision floating-point matrix with 4 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x4<float>		float4x4;		//!< \brief single-precision floating-point matrix with 4 x 4 components. (From GLM_GTX_compatibility extension)
+
+	typedef double						double1;		//!< \brief double-precision floating-point vector with 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec2<double>		double2;		//!< \brief double-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec3<double>		double3;		//!< \brief double-precision floating-point vector with 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tvec4<double>		double4;		//!< \brief double-precision floating-point vector with 4 components. (From GLM_GTX_compatibility extension)
+
+	typedef double						double1x1;		//!< \brief double-precision floating-point matrix with 1 component. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x2<double>		double2x2;		//!< \brief double-precision floating-point matrix with 2 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x3<double>		double2x3;		//!< \brief double-precision floating-point matrix with 2 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat2x4<double>		double2x4;		//!< \brief double-precision floating-point matrix with 2 x 4 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x2<double>		double3x2;		//!< \brief double-precision floating-point matrix with 3 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x3<double>		double3x3;		//!< \brief double-precision floating-point matrix with 3 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat3x4<double>		double3x4;		//!< \brief double-precision floating-point matrix with 3 x 4 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x2<double>		double4x2;		//!< \brief double-precision floating-point matrix with 4 x 2 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x3<double>		double4x3;		//!< \brief double-precision floating-point matrix with 4 x 3 components. (From GLM_GTX_compatibility extension)
+	typedef detail::tmat4x4<double>		double4x4;		//!< \brief double-precision floating-point matrix with 4 x 4 components. (From GLM_GTX_compatibility extension)
+
+	/// @}
+}//namespace glm
+
+#include "compatibility.inl"
+
+#endif//GLM_GTX_compatibility
+