1GL_ATI_pn_triangles 2http://www.opengl.org/registry/specs/ATI/pn_triangles.txt 3GL_ATI_pn_triangles 4 5 GL_PN_TRIANGLES_ATI 0x87F0 6 GL_MAX_PN_TRIANGLES_TESSELATION_LEVEL_ATI 0x87F1 7 GL_PN_TRIANGLES_POINT_MODE_ATI 0x87F2 8 GL_PN_TRIANGLES_NORMAL_MODE_ATI 0x87F3 9 GL_PN_TRIANGLES_TESSELATION_LEVEL_ATI 0x87F4 10 GL_PN_TRIANGLES_POINT_MODE_LINEAR_ATI 0x87F5 11 GL_PN_TRIANGLES_POINT_MODE_CUBIC_ATI 0x87F6 12 GL_PN_TRIANGLES_NORMAL_MODE_LINEAR_ATI 0x87F7 13 GL_PN_TRIANGLES_NORMAL_MODE_QUADRATIC_ATI 0x87F8 14 void glPNTrianglesiATI (GLenum pname, GLint param) 15 void glPNTrianglesfATI (GLenum pname, GLfloat param) 16