Merge pull request #1026 from manylegged/master

make GLM_CONFIG_XYZW_ONLY work with GLM_SWIZZLE_FUNCTION #1026

glm/detail/setup.hpp

@@ -447,16 +447,12 @@
 #define GLM_SWIZZLE_OPERATOR		1
 #define GLM_SWIZZLE_FUNCTION		2
 
-#if defined(GLM_FORCE_XYZW_ONLY)
-#	undef GLM_FORCE_SWIZZLE
-#endif
-
 #if defined(GLM_SWIZZLE)
 #	pragma message("GLM: GLM_SWIZZLE is deprecated, use GLM_FORCE_SWIZZLE instead.")
 #	define GLM_FORCE_SWIZZLE
 #endif
 
-#if defined(GLM_FORCE_SWIZZLE) && (GLM_LANG & GLM_LANG_CXXMS_FLAG)
+#if defined(GLM_FORCE_SWIZZLE) && (GLM_LANG & GLM_LANG_CXXMS_FLAG) && !defined(GLM_FORCE_XYZW_ONLY)
 #	define GLM_CONFIG_SWIZZLE GLM_SWIZZLE_OPERATOR
 #elif defined(GLM_FORCE_SWIZZLE)
 #	define GLM_CONFIG_SWIZZLE GLM_SWIZZLE_FUNCTION

glm/detail/type_vec2.hpp

@@ -40,6 +40,9 @@ namespace glm
 
 #		if GLM_CONFIG_XYZW_ONLY
 			T x, y;
+#			if GLM_CONFIG_SWIZZLE == GLM_SWIZZLE_FUNCTION
+			GLM_SWIZZLE_GEN_VEC_FROM_VEC2_COMP(T, Q, x, y)
+#			endif//GLM_CONFIG_SWIZZLE
 #		elif GLM_CONFIG_ANONYMOUS_STRUCT == GLM_ENABLE
 			union
 			{

glm/detail/type_vec3.hpp

@@ -43,6 +43,9 @@ namespace glm
 
 #		if GLM_CONFIG_XYZW_ONLY
 			T x, y, z;
+#			if GLM_CONFIG_SWIZZLE == GLM_SWIZZLE_FUNCTION
+			GLM_SWIZZLE_GEN_VEC_FROM_VEC3_COMP(T, Q, x, y, z)
+#			endif//GLM_CONFIG_SWIZZLE
 #		elif GLM_CONFIG_ANONYMOUS_STRUCT == GLM_ENABLE
 			union
 			{

glm/detail/type_vec4.hpp

@@ -40,6 +40,9 @@ namespace glm
 
 #		if GLM_CONFIG_XYZW_ONLY
 			T x, y, z, w;
+#			if GLM_CONFIG_SWIZZLE == GLM_SWIZZLE_FUNCTION
+			GLM_SWIZZLE_GEN_VEC_FROM_VEC4_COMP(T, Q, x, y, z, w)
+#			endif//GLM_CONFIG_SWIZZLE
 #		elif GLM_CONFIG_ANONYMOUS_STRUCT == GLM_ENABLE
 			union
 			{