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- /*
- * (c) Copyright 1993, 1994, Silicon Graphics, Inc.
- * ALL RIGHTS RESERVED
- * Permission to use, copy, modify, and distribute this software for
- * any purpose and without fee is hereby granted, provided that the above
- * copyright notice appear in all copies and that both the copyright notice
- * and this permission notice appear in supporting documentation, and that
- * the name of Silicon Graphics, Inc. not be used in advertising
- * or publicity pertaining to distribution of the software without specific,
- * written prior permission.
- *
- * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
- * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
- * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
- * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
- * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
- * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
- * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
- * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN
- * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
- * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * US Government Users Restricted Rights
- * Use, duplication, or disclosure by the Government is subject to
- * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
- * (c)(1)(ii) of the Rights in Technical Data and Computer Software
- * clause at DFARS 252.227-7013 and/or in similar or successor
- * clauses in the FAR or the DOD or NASA FAR Supplement.
- * Unpublished-- rights reserved under the copyright laws of the
- * United States. Contractor/manufacturer is Silicon Graphics,
- * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311.
- *
- * OpenGL(TM) is a trademark of Silicon Graphics, Inc.
- */
- #ifndef STONE_H
- #define STONE_H
-
- #include "Color.h"
- #include "Point.h"
-
- class Stone {
- public:
- Stone();
- ~Stone();
- Stone operator=(Stone a);
-
- void set_dimensions(GLfloat x, GLfloat y, GLfloat z);
- void set_dimensions(Point p);
- Point get_dimensions() {return dimensions;};
-
- /* p = 0 --> sharp corners, p == 1 --> completely rounded corners */
- void erode(float p);
- float get_erosion() {return erosion;};
-
- void translate(GLfloat x, GLfloat y, GLfloat z);
- void translate(Point p);
-
- /* Angle in degrees */
- void rotate_self_aboutz(GLfloat angle);
-
- void draw();
-
- void draw_shadow(Point dlight);
- void draw_shadow(Point dlight, GLfloat blur, Color color, Color diffuse);
-
- private:
- Point translation;
- GLfloat rotation;
- /* dimensions contains the length, width, and height of the stone */
- Point dimensions;
-
- GLfloat erosion;
-
- Point points[24];
- int points_valid;
- void compute_points();
-
- int transforms_valid;
- inline Point trans_rot_point(Point p, float c, float s);
- inline Point transform_point(Point p, float c, float s);
- void transform_points();
-
- void draw_faces(int flat = 0);
- void draw_faces(Point *p, int flat = 0);
-
- void draw_edges(int flat = 0);
- void draw_edges(Point *p, int flat = 0);
- void draw_edge(Point n1, Point n2, Point *p, int a, int b, int c, int d,
- int flat = 0);
-
- void draw_corners(int flat = 0) {draw_corners(points, flat);};
- void draw_corners(Point *p, int flat = 0);
- };
-
- #endif
-