52 #ifndef ELT
53 #define ELT(x) x  macro
86          RENDER_LINE( ELT(j-1), ELT(j) );  in TAG()
88          RENDER_LINE( ELT(j), ELT(j-1) );  in TAG()
111          RENDER_LINE( ELT(j-1), ELT(j) );  in TAG()
113          RENDER_LINE( ELT(j), ELT(j-1) );  in TAG()
135             RENDER_LINE( ELT(start), ELT(start+1) );  in TAG()
137             RENDER_LINE( ELT(start+1), ELT(start) );  in TAG()
142             RENDER_LINE( ELT(i-1), ELT(i) );  in TAG()
144             RENDER_LINE( ELT(i), ELT(i-1) );  in TAG()
149             RENDER_LINE( ELT(count-1), ELT(start) );  in TAG()
151             RENDER_LINE( ELT(start), ELT(count-1) );  in TAG()
175             RENDER_TRI( ELT(j-2), ELT(j-1), ELT(j) );  in TAG()
177             RENDER_TRI( ELT(j-1), ELT(j), ELT(j-2) );  in TAG()
182             RENDER_TRI( ELT(j-2), ELT(j-1), ELT(j) );  in TAG()
184             RENDER_TRI( ELT(j-1), ELT(j), ELT(j-2) );  in TAG()
207             ej2 = ELT(j-2+parity);  in TAG()
208             ej1 = ELT(j-1-parity);  in TAG()
209             ej = ELT(j);  in TAG()
212             ej2 = ELT(j-1+parity);  in TAG()
213             ej1 = ELT(j-parity);  in TAG()
214             ej = ELT(j-2);  in TAG()
233             RENDER_TRI( ELT(j-2+parity), ELT(j-1-parity), ELT(j) );  in TAG()
235             RENDER_TRI( ELT(j-1+parity), ELT(j-parity), ELT(j-2) );  in TAG()
256 	 GLuint ejs = ELT(start);  in TAG()
257 	 GLuint ej1 = ELT(j-1);  in TAG()
258 	 GLuint ej = ELT(j);  in TAG()
279             RENDER_TRI( ELT(start), ELT(j-1), ELT(j) );  in TAG()
281             RENDER_TRI( ELT(j), ELT(start), ELT(j-1) );  in TAG()
300       GLboolean efstart = EDGEFLAG_GET( ELT(start) );  in TAG()
301       GLboolean efcount = EDGEFLAG_GET( ELT(count-1) );  in TAG()
307 	 EDGEFLAG_SET( ELT(start), GL_FALSE );  in TAG()
316 	 EDGEFLAG_SET( ELT(count-1), GL_FALSE );  in TAG()
321 	 GLboolean ef = EDGEFLAG_GET( ELT(j) );  in TAG()
322 	 EDGEFLAG_SET( ELT(j), GL_FALSE );  in TAG()
323 	 RENDER_TRI( ELT(j-1), ELT(j), ELT(start) );  in TAG()
324 	 EDGEFLAG_SET( ELT(j), ef );  in TAG()
329 	 EDGEFLAG_SET( ELT(start), GL_FALSE );  in TAG()
332 	    GLboolean efj = EDGEFLAG_GET( ELT(j) );  in TAG()
333 	    EDGEFLAG_SET( ELT(j), GL_FALSE );  in TAG()
334 	    RENDER_TRI( ELT(j-1), ELT(j), ELT(start) );  in TAG()
335 	    EDGEFLAG_SET( ELT(j), efj );  in TAG()
342 	 RENDER_TRI( ELT(j-1), ELT(j), ELT(start) );  in TAG()
346       EDGEFLAG_SET( ELT(count-1), efcount );  in TAG()
347       EDGEFLAG_SET( ELT(start), efstart );  in TAG()
352 	 RENDER_TRI( ELT(j-1), ELT(j), ELT(start) );  in TAG()
375             RENDER_QUAD( ELT(j-3), ELT(j-2), ELT(j-1), ELT(j) );  in TAG()
377             RENDER_QUAD( ELT(j-2), ELT(j-1), ELT(j), ELT(j-3) );  in TAG()
383             RENDER_QUAD( ELT(j-3), ELT(j-2), ELT(j-1), ELT(j) );  in TAG()
385             RENDER_QUAD( ELT(j-2), ELT(j-1), ELT(j), ELT(j-3) );  in TAG()
406 	 GLboolean ef3 = EDGEFLAG_GET( ELT(j-3) );  in TAG()
407 	 GLboolean ef2 = EDGEFLAG_GET( ELT(j-2) );  in TAG()
408 	 GLboolean ef1 = EDGEFLAG_GET( ELT(j-1) );  in TAG()
409 	 GLboolean ef = EDGEFLAG_GET( ELT(j) );  in TAG()
413 	 EDGEFLAG_SET( ELT(j-3), GL_TRUE );  in TAG()
414 	 EDGEFLAG_SET( ELT(j-2), GL_TRUE );  in TAG()
415 	 EDGEFLAG_SET( ELT(j-1), GL_TRUE );  in TAG()
416 	 EDGEFLAG_SET( ELT(j), GL_TRUE );  in TAG()
419             RENDER_QUAD( ELT(j-1), ELT(j-3), ELT(j-2), ELT(j) );  in TAG()
421             RENDER_QUAD( ELT(j-2), ELT(j), ELT(j-1), ELT(j-3) );  in TAG()
422 	 EDGEFLAG_SET( ELT(j-3), ef3 );  in TAG()
423 	 EDGEFLAG_SET( ELT(j-2), ef2 );  in TAG()
424 	 EDGEFLAG_SET( ELT(j-1), ef1 );  in TAG()
425 	 EDGEFLAG_SET( ELT(j), ef );  in TAG()
431             RENDER_QUAD( ELT(j-1), ELT(j-3), ELT(j-2), ELT(j) );  in TAG()
433             RENDER_QUAD( ELT(j-2), ELT(j), ELT(j-1), ELT(j-3) );  in TAG()
477 #undef ELT