glm: glm (OpenGL Mathematics) glm: glm: OpenGL Mathematics (GLM) is a header only C++ mathematics library for glm: graphics software based on the OpenGL Shading Language (GLSL) glm: specification. glm: GLM provides classes and functions designed and implemented with the glm: same naming conventions and functionalities than GLSL so that when a glm: programmer knows GLSL, he knows GLM as well which makes it really easy glm: to use. glm: glm: homepage: http://glm.g-truc.net/