First runnable render loop

cmake/FindGLM.cmake

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+#
+# Find GLM
+#
+# Try to find GLM library.
+# This module defines the following variables:
+# - GLM_INCLUDE_DIRS
+# - GLM_LIBRARIES
+# - GLM_FOUND
+#
+# The following variables can be set as arguments for the module.
+# - GLM_ROOT : Root library directory of GLM
+# - GLM_USE_STATIC_LIBS : Specifies to use static version of GLM library (Windows only)
+#
+# References:
+# - https://github.com/progschj/OpenGL-Examples/blob/master/cmake_modules/FindGLM.cmake
+# - https://bitbucket.org/Ident8/cegui-mk2-opengl3-renderer/src/befd47200265/cmake/FindGLM.cmake
+#
+
+# Additional modules
+include(FindPackageHandleStandardArgs)
+
+if (WIN32)
+	# Find include files
+	find_path(
+		GLM_INCLUDE_DIR
+		NAMES GLM/glm.hpp
+		PATHS
+			$ENV{PROGRAMFILES}/include
+			${GLM_ROOT}
+		DOC "The directory where GLM/glm.h resides")
+else()
+	# Find include files
+	find_path(
+		GLM_INCLUDE_DIR
+		NAMES GLM/glfw.h
+		PATHS
+			/usr/include
+			/usr/local/include
+			/sw/include
+			/opt/local/include
+		DOC "The directory where GLM/glm.h resides")
+endif()
+
+# Handle REQUIRD argument, define *_FOUND variable
+find_package_handle_standard_args(GLM DEFAULT_MSG GLM_INCLUDE_DIR)
+
+# Define GLM_LIBRARIES and GLM_INCLUDE_DIRS
+if (GLM_FOUND)
+	set(GLM_INCLUDE_DIRS ${GLM_INCLUDE_DIR})
+endif()
+
+# Hide some variables
+mark_as_advanced(GLM_INCLUDE_DIR)