| GL_EXT_draw_instanced | |
| http://developer.download.nvidia.com/opengl/specs/GL_EXT_draw_instanced.txt | |
| void glDrawArraysInstancedEXT (GLenum mode, GLint start, GLsizei count, GLsizei primcount) | |
| void glDrawElementsInstancedEXT (GLenum mode, GLsizei count, GLenum type, const GLvoid *indices, GLsizei primcount) |