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- !---------------------------------------------------------------
- !
- ! TUTORIAL9 - RayDance tutorial script #9.
- !
- ! This script demonstrates the extrude statement.
- !
- ! Concepts include :
- !
- ! o Creating a solid extrusions.
- !
- ! o Using the BEVEL extrusion flag.
- !
- ! o Algorithmic outline creation
- !
- !---------------------------------------------------------------
-
- ! Use a print statement to display descriptive text on the
- ! message window.
-
-
- ? "TUTORIAL9 - This script creates 3 boxes using the extrude\n",
- "statement. The blue box has no top or bottom. The green\n",
- "box has both top and bottom. The brown box has beveled\n",
- "edges around the top and bottom.\n";
-
-
- ! Variables
-
- integer SEGMENTS = 64; ! # of steps around lathed objects
- vector SCALING = [1,1,1]; ! Full size
-
-
-
- ! Create colors for our objects
-
- BLUE : color(RGB, [0,0,.7] );
- GREEN : color(RGB, [.1,.6,0] );
- ORANGE : color(RGB, [.6,.3,0] );
-
- ! Make up a surface for our objects
-
- ! ka kd ks n km kr ir kb flgs
- MATTE : surface(PHONG, .5,.8, 0, 0, 0, 0, 0, 0, 0 );
- SHINY : surface(PHONG, .5,.8,.4,30, 0, 0, 0, 0, 0 );
-
-
- ! Create the outlines we're going to extrude.
-
-
- ! The outline for our boxes
-
- BOX_OUTLINE : outline[4] = (
- [-100,-100,0], [-100,100,0], [100,100,0], [100,-100,0]
- );
-
- ! EXTRUDE( <corner list>, <extrude len>, <extrude dir>, <scale>,
- ! <position>, <rot angles>, <color>, <surf>, <flags> );
-
- ! Create "box" extrusion with out ends.
-
- extrude( ( BOX_OUTLINE ),
- 200, [0,0,1], [1,1,1], [-350,0,0], [0,0,60],
- BLUE, MATTE, NOENDS );
-
-
- ! Create "box" extrusion with ends.
-
- extrude( ( BOX_OUTLINE ),
- 200, [0,0,1], [1,1,1], [0,0,0], [0,0,45],
- GREEN, MATTE, 0 );
-
-
- ! Create "box" extrusion with beveled ends
-
- extrude( ( BOX_OUTLINE ),
- 200, [0,0,1], [1,1,1], [350,0,0], [0,0,30],
- ORANGE, SHINY, BEVEL PHONG );
-
-
- ! Specify the ambient light.
-
- AMBIENT( [0,0,0], [0.6,0.6,0.6], [0,0,1], 0, 0 );
-
- ! Specify the STAR light.
-
- STAR( [40000,-50000,60000], [1,.9,1], 300 );
-
-
- ! Set the background color to a dark purple
-
- BACKGROUND( PLAIN, [0,0.05,0.15] );
-
-
- ! The camera will be positioned along the negative y axis aiming
- ! toward the central objects
-
- CAMERA'POS = [0,-1300,800];
- CAMERA'TARGET = [0,0,100];
-
-
- ! The scene has now been constructed, render it!
-
- RENDER;
-
-
- ! All scripts must terminate with an END
-
- END
-