7.36 data/examples/polygon3_5.dat

/*
 * FILE: polygon3_5.dat
 *
 * example for automatic normal generation
 */

A1 = (0.,0.,0.);
B1 = (10.,0.,0.);
C1 = (10.,10.,5.);
D1 = (0.,10.,5.);

A2 = D1;
B2 = C1;
C2 = (10.,20.,0.);
D2 = (0.,20.,0.);

cont1 = (A1,B1,C1,D1);
polygon1 = POLYGON3( (A1,B1,D1), (cont1) );

cont2 = (A2,B2,C2,D2);
polygon2 = POLYGON3( (A2,B2,D2), (cont2) );

polygroup1 = (polygon1,polygon2);

node1 = SCENENODE (
  (),
  (),
  polygroup1
);

func1 = CALCNORMALS( (polygroup1) );

node2 = SCENENODE(
 (),
 (TRANSFORMS( TRNSF3PT((15,0,0),(16,0,0),(15,1,0)) )),
 [func1]
);

front1 = FRONT_MATERIAL
(
  (0.05, 0.15, 0.075, 1.0),
  (0.0125, 0.0375, 0.019, 1.0),
  (0.0, 0.0, 0.0, 1.0),
  (0.2, 0.6, 0.3, 1.0),
  0.5
);
back1 = BACK_MATERIAL
(
  (0.3, 0.15, 0.12, 1.0),
  (0.075, 0.0375, 0.03, 1.0),
  (0.0, 0.0, 0.0, 1.0), 
  (0.8, 0.4, 0.3, 1.0),
  0.5
);

SCENEROOT = SCENENODE(
  (node1,node2),
  (ATTRIBS(front1,back1)),
  ()
);