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atlantis.c
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C/C++ Source or Header
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1996-11-19
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7KB
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268 lines
/* Copyright (c) Mark J. Kilgard, 1994. */
/**
* (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* Unpublished-- rights reserved under the copyright laws of the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.
*/
#define INCL_DOSPROCESS
#include <os2.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <gl.h>
#include <glut.h>
#include "atlantis.h"
fishRec sharks[NUM_SHARKS];
fishRec momWhale;
fishRec babyWhale;
fishRec dolph;
GLboolean moving;
void
InitFishs(void)
{
int i;
for (i = 0; i < NUM_SHARKS; i++) {
sharks[i].x = 70000.0 + rand() % 6000;
sharks[i].y = rand() % 6000;
sharks[i].z = rand() % 6000;
sharks[i].psi = rand() % 360 - 180.0;
sharks[i].v = 1.0;
}
dolph.x = 30000.0;
dolph.y = 0.0;
dolph.z = 6000.0;
dolph.psi = 90.0;
dolph.theta = 0.0;
dolph.v = 3.0;
momWhale.x = 70000.0;
momWhale.y = 0.0;
momWhale.z = 0.0;
momWhale.psi = 90.0;
momWhale.theta = 0.0;
momWhale.v = 3.0;
babyWhale.x = 60000.0;
babyWhale.y = -2000.0;
babyWhale.z = -2000.0;
babyWhale.psi = 90.0;
babyWhale.theta = 0.0;
babyWhale.v = 3.0;
}
void
Init(void)
{
static float ambient[] =
{0.1, 0.1, 0.1, 1.0};
static float diffuse[] =
{1.0, 1.0, 1.0, 1.0};
static float position[] =
{0.0, 1.0, 0.0, 0.0};
static float mat_shininess[] =
{90.0};
static float mat_specular[] =
{0.8, 0.8, 0.8, 1.0};
static float mat_diffuse[] =
{0.46, 0.66, 0.795, 1.0};
static float mat_ambient[] =
{0.0, 0.1, 0.2, 1.0};
static float lmodel_ambient[] =
{0.4, 0.4, 0.4, 1.0};
static float lmodel_localviewer[] =
{0.0};
GLfloat map1[4] =
{0.0, 0.0, 0.0, 0.0};
GLfloat map2[4] =
{0.0, 0.0, 0.0, 0.0};
glFrontFace(GL_CW);
glDepthFunc(GL_LEQUAL);
glEnable(GL_DEPTH_TEST);
glLightfv(GL_LIGHT0, GL_AMBIENT, ambient);
glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse);
glLightfv(GL_LIGHT0, GL_POSITION, position);
glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lmodel_ambient);
glLightModelfv(GL_LIGHT_MODEL_LOCAL_VIEWER, lmodel_localviewer);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, mat_shininess);
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, mat_specular);
glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, mat_diffuse);
glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, mat_ambient);
InitFishs();
glClearColor(0.0, 0.5, 0.9, 0.0);
}
void APIENTRY
Reshape(int width, int height)
{
glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(400.0, 2.0, 1.0, 2000000.0);
glMatrixMode(GL_MODELVIEW);
}
void APIENTRY
Animate(void)
{
int i;
for (i = 0; i < NUM_SHARKS; i++) {
SharkPilot(&sharks[i]);
SharkMiss(i);
}
WhalePilot(&dolph);
dolph.phi++;
glutPostRedisplay();
WhalePilot(&momWhale);
momWhale.phi++;
WhalePilot(&babyWhale);
babyWhale.phi++;
}
void APIENTRY
Key(unsigned char key, int x, int y)
{
switch (key) {
case 27: /* Esc will quit */
exit(1);
break;
case ' ': /* space will advance frame */
if (!moving) {
Animate();
}
}
}
void APIENTRY
Display(void)
{
int i;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
for (i = 0; i < NUM_SHARKS; i++) {
glPushMatrix();
FishTransform(&sharks[i]);
DrawShark(&sharks[i]);
glPopMatrix();
}
glPushMatrix();
FishTransform(&dolph);
DrawDolphin(&dolph);
glPopMatrix();
glPushMatrix();
FishTransform(&momWhale);
DrawWhale(&momWhale);
glPopMatrix();
glPushMatrix();
FishTransform(&babyWhale);
glScalef(0.45, 0.45, 0.3);
DrawWhale(&babyWhale);
glPopMatrix();
glutSwapBuffers();
}
void APIENTRY
Visible(int state)
{
if (state == GLUT_VISIBLE) {
if (moving)
glutIdleFunc(Animate);
} else {
if (moving)
glutIdleFunc(NULL);
}
}
void APIENTRY
Select(int value)
{
switch (value) {
case 1:
moving = GL_TRUE;
glutIdleFunc(Animate);
break;
case 2:
moving = GL_FALSE;;
glutIdleFunc(NULL);
break;
case 3:
exit(0);
break;
}
}
void
main(int argc, char **argv)
{
glutInitWindowSize(500, 250);
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("GLUT Atlantis Demo");
Init();
glutDisplayFunc(Display);
glutReshapeFunc(Reshape);
glutKeyboardFunc(Key);
moving = GL_TRUE;
glutIdleFunc(Animate);
glutVisibilityFunc(Visible);
glutCreateMenu(Select);
glutAddMenuEntry("Start motion", 1);
glutAddMenuEntry("Stop motion", 2);
glutAddMenuEntry("Quit", 3);
glutAttachMenu(GLUT_RIGHT_BUTTON);
glutMainLoop();
}