Added explicit swizzle functions

CMakeLists.txt

@@ -7,7 +7,7 @@ enable_testing()
 add_definitions(-D_CRT_SECURE_NO_WARNINGS)
 
 if(CMAKE_COMPILER_IS_GNUCXX)
-	#add_definitions(/Za)
+	add_definitions(/Za)
 	#add_definitions(-pedantic)
 	#add_definitions(-S)
 	#add_definitions(-s)

glm/core/_swizzle.hpp

@@ -29,6 +29,8 @@
 #ifndef glm_core_swizzle
 #define glm_core_swizzle
 
+#include "_swizzle_func.hpp"
+
 namespace glm
 {
 	enum comp

glm/core/_swizzle_func.hpp

@@ -30,20 +30,38 @@
 #define glm_core_swizzle_func
 
 #define GLM_SWIZZLE_GEN_VEC2_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, CONST, A, B) \
+	SWIZZLED_TYPE<TMPL_TYPE> A ## B() CONST \
+	{ \
+		return SWIZZLED_TYPE<TMPL_TYPE>(this->A, this->B); \
+	}
+
+#define GLM_SWIZZLE_GEN_VEC3_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, CONST, A, B, C) \
+	SWIZZLED_TYPE<TMPL_TYPE> A ## B ## C() CONST \
+	{ \
+		return SWIZZLED_TYPE<TMPL_TYPE>(this->A, this->B, this->B); \
+	}
+
+#define GLM_SWIZZLE_GEN_VEC4_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, CONST, A, B, C, D) \
+	SWIZZLED_TYPE<TMPL_TYPE> A ## B ## C ## D() CONST \
+	{ \
+		return SWIZZLED_TYPE<TMPL_TYPE>(this->A, this->B, this->C, this->D); \
+	}
+
+#define GLM_SWIZZLE_GEN_VEC2_ENTRY_DEF(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, CONST, A, B) \
 	template <typename TMPL_TYPE> \
 	SWIZZLED_TYPE<TMPL_TYPE> CLASS_TYPE<TMPL_TYPE>::A ## B() CONST \
 	{ \
 		return SWIZZLED_TYPE<TMPL_TYPE>(this->A, this->B); \
 	}
 
-#define GLM_SWIZZLE_GEN_VEC3_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, CONST, A, B, C) \
+#define GLM_SWIZZLE_GEN_VEC3_ENTRY_DEF(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, CONST, A, B, C) \
 	template <typename TMPL_TYPE> \
 	SWIZZLED_TYPE<TMPL_TYPE> CLASS_TYPE<TMPL_TYPE>::A ## B ## C() CONST \
 	{ \
 		return SWIZZLED_TYPE<TMPL_TYPE>(this->A, this->B, this->B); \
 	}
 
-#define GLM_SWIZZLE_GEN_VEC4_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, CONST, A, B, C, D) \
+#define GLM_SWIZZLE_GEN_VEC4_ENTRY_DEF(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, CONST, A, B, C, D) \
 	template <typename TMPL_TYPE> \
 	SWIZZLED_TYPE<TMPL_TYPE> CLASS_TYPE<TMPL_TYPE>::A ## B ## C ## D() CONST \
 	{ \
@@ -252,7 +270,7 @@
 	GLM_SWIZZLE_GEN_VEC3_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, const, C, C, B) \
 	GLM_SWIZZLE_GEN_VEC3_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, const, C, C, C)
 
-#define GLM_SWIZZLE_GEN_VEC3_FROM_VEC4_SWIZZLE(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, A, B, C) \
+#define GLM_SWIZZLE_GEN_VEC4_FROM_VEC3_SWIZZLE(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, A, B, C) \
 	GLM_SWIZZLE_GEN_VEC4_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, const, A, A, A, A) \
 	GLM_SWIZZLE_GEN_VEC4_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, const, A, A, A, B) \
 	GLM_SWIZZLE_GEN_VEC4_ENTRY(TMPL_TYPE, CLASS_TYPE, SWIZZLED_TYPE, const, A, A, A, C) \

glm/core/setup.hpp

@@ -308,12 +308,18 @@
 
 #define GLM_LANG_CXX			0
 #define GLM_LANG_CXX98			1
-#define GLM_LANG_CXX0X			2
+#define GLM_LANG_CXX03			2
-#define GLM_LANG_CXXMS			3
+#define GLM_LANG_CXX0X			3
-#define GLM_LANG_CXXGNU			4
+#define GLM_LANG_CXX11			4
+#define GLM_LANG_CXXMS			5
+#define GLM_LANG_CXXGNU			6
 
 #if(defined(GLM_FORCE_CXX98))
 #	define GLM_LANG GLM_LANG_CXX98
+#elif(defined(GLM_FORCE_CXX03))
+#	define GLM_LANG GLM_LANG_CXX03
+#elif(defined(GLM_FORCE_CXX11))
+#	define GLM_LANG GLM_LANG_CXX11
 #elif(((GLM_COMPILER & GLM_COMPILER_GCC) == GLM_COMPILER_GCC) && defined(__GXX_EXPERIMENTAL_CXX0X__)) // -std=c++0x or -std=gnu++0x
 #	define GLM_LANG GLM_LANG_CXX0X
 #elif(GLM_COMPILER == GLM_COMPILER_VC2010) //_MSC_EXTENSIONS for MS language extensions
@@ -330,8 +336,12 @@
 #	define GLM_MESSAGE_LANG_DISPLAYED
 #	if(GLM_LANG == GLM_LANG_CXX98)
 #		pragma message("GLM: C++98")
+#	elif(GLM_LANG == GLM_LANG_CXX03)
+#		pragma message("GLM: C++03")
 #	elif(GLM_LANG == GLM_LANG_CXX0X)
 #		pragma message("GLM: C++0x")
+#	elif(GLM_LANG == GLM_LANG_CXX11)
+#		pragma message("GLM: C++11")
 #	endif//GLM_MODEL
 #endif//GLM_MESSAGE
 

glm/core/type_vec2.hpp

@@ -84,6 +84,10 @@ namespace detail
 #	else//(GLM_COMPONENT == GLM_COMPONENT_GLSL_NAMES)
 		union {value_type x, r, s;};
 		union {value_type y, g, t;};
+
+		// Defines all he swizzle operator as functions
+		GLM_SWIZZLE_GEN_REF_FROM_VEC2(T, detail::ref2, detail::vec2)
+		GLM_SWIZZLE_GEN_VEC_FROM_VEC2(T, detail::vec4, detail::vec2, detail::vec3, detail::vec4)
 #	endif//GLM_COMPONENT
 
 		//////////////////////////////////////

glm/core/type_vec3.hpp

@@ -85,6 +85,10 @@ namespace detail
 		union {value_type x, r, s;};
 		union {value_type y, g, t;};
 		union {value_type z, b, p;};
+
+		// Defines all he swizzle operator as functions
+		GLM_SWIZZLE_GEN_REF_FROM_VEC3(T, detail::ref3, detail::vec2, detail::vec3)
+		GLM_SWIZZLE_GEN_VEC_FROM_VEC3(T, detail::vec4, detail::vec2, detail::vec3, detail::vec4)
 #	endif//GLM_COMPONENT
 
 		//////////////////////////////////////

glm/core/type_vec4.hpp

@@ -86,6 +86,10 @@ namespace detail
 		union {value_type y, g, t;};
 		union {value_type z, b, p;};
 		union {value_type w, a, q;};
+
+		// Defines all he swizzle operator as functions
+		GLM_SWIZZLE_GEN_REF_FROM_VEC4(T, detail::ref4, detail::vec2, detail::vec3, detail::vec4)
+		GLM_SWIZZLE_GEN_VEC_FROM_VEC4(T, detail::vec4, detail::vec2, detail::vec3, detail::vec4)
 #	endif//GLM_COMPONENT
 
 		//////////////////////////////////////

glm/glm.hpp

@@ -80,6 +80,8 @@
 #ifndef glm_glm
 #define glm_glm
 
+#define GLM_FORCE_CXX98
+
 #include <cmath>
 #include <climits>
 #include <cfloat>

test/core/CMakeLists.txt

@@ -24,6 +24,7 @@ glmCreateTestGTC(core_func_noise)
 glmCreateTestGTC(core_func_packing)
 glmCreateTestGTC(core_func_trigonometric)
 glmCreateTestGTC(core_func_vector_relational)
+glmCreateTestGTC(core_func_swizzle)
 glmCreateTestGTC(core_setup_message)
 glmCreateTestGTC(core_setup_precision)
 

test/core/core_func_swizzle.cpp

@@ -0,0 +1,35 @@
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// Created : 2011-10-16
+// Updated : 2011-10-16
+// Licence : This source is under MIT License
+// File    : test/core/core_func_swizzle.cpp
+///////////////////////////////////////////////////////////////////////////////////////////////////
+
+#define GLM_FORCE_CXX98
+#include <glm/glm.hpp>
+
+int test_vec4_swizzle()
+{
+	int Error = 0;
+
+    glm::ivec4 A(1, 2, 3, 4);
+	glm::ivec4 B = A.xyzw();
+
+	Error += A == B ? 0 : 1;
+
+	return Error;
+}
+
+int main()
+{
+    int Error = 0;
+    
+    Error += test_vec4_swizzle();
+        
+	return Error;
+}
+
+
+