GL_EXT_coordinate_frame http://www.opengl.org/registry/specs/gl/EXT/coordinate_frame.txt GL_EXT_coordinate_frame GL_TANGENT_ARRAY_EXT 0x8439 GL_BINORMAL_ARRAY_EXT 0x843A GL_CURRENT_TANGENT_EXT 0x843B GL_CURRENT_BINORMAL_EXT 0x843C GL_TANGENT_ARRAY_TYPE_EXT 0x843E GL_TANGENT_ARRAY_STRIDE_EXT 0x843F GL_BINORMAL_ARRAY_TYPE_EXT 0x8440 GL_BINORMAL_ARRAY_STRIDE_EXT 0x8441 GL_TANGENT_ARRAY_POINTER_EXT 0x8442 GL_BINORMAL_ARRAY_POINTER_EXT 0x8443 GL_MAP1_TANGENT_EXT 0x8444 GL_MAP2_TANGENT_EXT 0x8445 GL_MAP1_BINORMAL_EXT 0x8446 GL_MAP2_BINORMAL_EXT 0x8447 void glBinormalPointerEXT (GLenum type, GLsizei stride, GLvoid *pointer) void glTangentPointerEXT (GLenum type, GLsizei stride, GLvoid *pointer)