GL_ATI_pn_triangles
http://www.opengl.org/registry/specs/ATI/pn_triangles.txt
GL_ATI_pn_triangles
GL_PN_TRIANGLES_ATI 0x87F0
GL_MAX_PN_TRIANGLES_TESSELATION_LEVEL_ATI 0x87F1
GL_PN_TRIANGLES_POINT_MODE_ATI 0x87F2
GL_PN_TRIANGLES_NORMAL_MODE_ATI 0x87F3
GL_PN_TRIANGLES_TESSELATION_LEVEL_ATI 0x87F4
GL_PN_TRIANGLES_POINT_MODE_LINEAR_ATI 0x87F5
GL_PN_TRIANGLES_POINT_MODE_CUBIC_ATI 0x87F6
GL_PN_TRIANGLES_NORMAL_MODE_LINEAR_ATI 0x87F7
GL_PN_TRIANGLES_NORMAL_MODE_QUADRATIC_ATI 0x87F8
void glPNTrianglesiATI (GLenum pname, GLint param)
void glPNTrianglesfATI (GLenum pname, GLfloat param)