almost first rendering, fixing renderer issues

third_party/glm/gtx/perpendicular.hpp

@@ -0,0 +1,41 @@
+/// @ref gtx_perpendicular
+/// @file glm/gtx/perpendicular.hpp
+///
+/// @see core (dependence)
+/// @see gtx_projection (dependence)
+///
+/// @defgroup gtx_perpendicular GLM_GTX_perpendicular
+/// @ingroup gtx
+///
+/// Include <glm/gtx/perpendicular.hpp> to use the features of this extension.
+///
+/// Perpendicular of a vector from other one
+
+#pragma once
+
+// Dependency:
+#include "../glm.hpp"
+#include "../gtx/projection.hpp"
+
+#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_perpendicular is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	else
+#		pragma message("GLM: GLM_GTX_perpendicular extension included")
+#	endif
+#endif
+
+namespace glm
+{
+	/// @addtogroup gtx_perpendicular
+	/// @{
+
+	//! Projects x a perpendicular axis of Normal.
+	//! From GLM_GTX_perpendicular extension.
+	template<typename genType>
+	GLM_FUNC_DECL genType perp(genType const& x, genType const& Normal);
+
+	/// @}
+}//namespace glm
+
+#include "perpendicular.inl"