7.35 data/examples/polygon3_4.dat

/*
 * FILE: polygon3_4.dat
 *
 * example for specifying vertex normals
 */

A1 = (0.,0.,0.);
B1 = (10.,0.,0.);
C1 = (10.,10.,5.);
D1 = (0.,10.,5.);
N1 = (0.,-0.5,1.0);

A2 = D1;
B2 = C1;
C2 = (10.,20.,0.);
D2 = (0.,20.,0.);
N2 = (0.,0.5,1.0);

N3 = (0,0,1);

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

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

cont3 = ( (A1,N1), (B1,N1), (C1,N3), (D1,N3) );
polygon3 = POLYGON3N( (A1,B1,D1), (cont3) );

cont4 = ( (A2,N3), (B2,N3), (C2,N2), (D2,N2) );
polygon4 = POLYGON3N( (A2,B2,D2), (cont4) );

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
);

node1 = SCENENODE (
  (),
  (TRANSFORMS(TRNSF3PT((15,0,0),(16,0,0),(15,1,0)))),
  (polygon3,polygon4)
);

SCENEROOT = SCENENODE(
  (node1),
  (ATTRIBS(front1,back1)),
  (polygon1,polygon2)
);