--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Xcode/TemplatesForXcodeSnowLeopard/SDL OpenGL Application/atlantis/atlantis.c	Thu Oct 01 15:30:26 2009 +0000
@@ -0,0 +1,459 @@
+
+/* 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+ * Unpublished-- rights reserved under the copyright laws of the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.
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include <sys/time.h>
+#include <GLUT/glut.h>
+#include "atlantis.h"
+
+fishRec sharks[NUM_SHARKS];
+fishRec momWhale;
+fishRec babyWhale;
+fishRec dolph;
+
+GLboolean Timing = GL_TRUE;
+
+int w_win = 640;
+int h_win = 480;
+GLint count  = 0;
+GLenum StrMode = GL_VENDOR;
+
+GLboolean moving;
+
+static double mtime(void)
+{
+   struct timeval tk_time;
+   struct timezone tz;
+   
+   gettimeofday(&tk_time, &tz);
+   
+   return 4294.967296 * tk_time.tv_sec + 0.000001 * tk_time.tv_usec;
+}
+
+static double filter(double in, double *save)
+{
+	static double k1 = 0.9;
+	static double k2 = 0.05;
+
+	save[3] = in;
+	save[1] = save[0]*k1 + k2*(save[3] + save[2]);
+
+	save[0]=save[1];
+	save[2]=save[3];
+
+	return(save[1]);
+}
+
+void DrawStr(const char *str)
+{
+	GLint i = 0;
+	
+	if(!str) return;
+        
+	while(str[i])
+	{
+		glutBitmapCharacter(GLUT_BITMAP_HELVETICA_12, str[i]);
+		i++;
+	}
+}
+
+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
+Atlantis_Init(void)
+{
+    static float ambient[] = {0.2, 0.2, 0.2, 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[] = {0.3, 0.4, 0.5, 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};
+    static float fog_color[] = {0.0, 0.5, 0.9, 1.0};
+
+    glFrontFace(GL_CCW);
+
+    glDepthFunc(GL_LESS);
+    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();
+
+    glEnable(GL_FOG);
+	glFogi(GL_FOG_MODE, GL_EXP);
+	glFogf(GL_FOG_DENSITY, 0.0000025);
+	glFogfv(GL_FOG_COLOR, fog_color);
+
+    glClearColor(0.0, 0.5, 0.9, 1.0);
+}
+
+void
+Atlantis_Reshape(int width, int height)
+{
+	w_win = width;
+	h_win = height;
+	
+    glViewport(0, 0, width, height);
+
+    glMatrixMode(GL_PROJECTION);
+    glLoadIdentity();
+    gluPerspective(60.0, (GLfloat) width / (GLfloat) height, 20000.0, 300000.0);
+    glMatrixMode(GL_MODELVIEW);
+}
+
+void
+Atlantis_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
+Atlantis_Key(unsigned char key, int x, int y)
+{
+    switch (key) {
+    case 't':
+    	Timing = !Timing;
+    break;
+    case ' ':
+    	switch(StrMode)
+    	{
+		    case GL_EXTENSIONS:
+    			StrMode = GL_VENDOR;
+		    break;
+		    case GL_VENDOR:
+		    	StrMode = GL_RENDERER;
+		    break;
+		    case GL_RENDERER:
+		    	StrMode = GL_VERSION;
+		    break;
+		    case GL_VERSION:
+		    	StrMode = GL_EXTENSIONS;
+		    break;
+		}
+	break;
+    case 27:           /* Esc will quit */
+        exit(1);
+    break;
+    case 's':             		/* "s" start animation */
+        moving = GL_TRUE;
+        //glutIdleFunc(Animate);
+    break;
+    case 'a':          			/* "a" stop animation */
+        moving = GL_FALSE;
+        //glutIdleFunc(NULL);
+    break;
+    case '.':          			/* "." will advance frame */
+        if (!moving) {
+            Atlantis_Animate();
+        }
+    }
+}
+/*
+void Display(void)
+{
+	static float P123[3] = {-448.94, -203.14, 9499.60};
+	static float P124[3] = {-442.64, -185.20, 9528.07};
+	static float P125[3] = {-441.07, -148.05, 9528.07};
+	static float P126[3] = {-443.43, -128.84, 9499.60};
+	static float P127[3] = {-456.87, -146.78, 9466.67};
+	static float P128[3] = {-453.68, -183.93, 9466.67};
+
+	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+	
+	glPushMatrix();
+    FishTransform(&dolph);
+    DrawDolphin(&dolph);
+    glPopMatrix();
+ 
+	glutSwapBuffers();
+}
+*/
+
+void
+Atlantis_Display(void)
+{
+    int i;
+    static double th[4] = {0.0, 0.0, 0.0, 0.0};
+	static double t1 = 0.0, t2 = 0.0, t;
+	char num_str[128];
+    
+    t1 = t2;
+
+    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();
+    
+    if(Timing)
+    {
+		t2 = mtime();
+		t = t2 - t1;
+		if(t > 0.0001) t = 1.0 / t;
+		
+		glDisable(GL_LIGHTING);
+		//glDisable(GL_DEPTH_TEST);
+		
+		glColor3f(1.0, 0.0, 0.0);
+		
+		glMatrixMode (GL_PROJECTION);
+		glPushMatrix();
+		glLoadIdentity();
+		glOrtho(0, w_win, 0, h_win, -10.0, 10.0);
+		
+		glRasterPos2f(5.0, 5.0);
+		
+		switch(StrMode)
+		{
+			case GL_VENDOR:
+				sprintf(num_str, "%0.2f Hz, %dx%d, VENDOR: ", filter(t, th), w_win, h_win);
+				DrawStr(num_str);
+				DrawStr(glGetString(GL_VENDOR));
+			break;
+			case GL_RENDERER:
+				sprintf(num_str, "%0.2f Hz, %dx%d, RENDERER: ", filter(t, th), w_win, h_win);
+				DrawStr(num_str);
+				DrawStr(glGetString(GL_RENDERER));
+			break;
+			case GL_VERSION:
+				sprintf(num_str, "%0.2f Hz, %dx%d, VERSION: ", filter(t, th), w_win, h_win);
+				DrawStr(num_str);
+				DrawStr(glGetString(GL_VERSION));
+			break;
+			case GL_EXTENSIONS:
+				sprintf(num_str, "%0.2f Hz, %dx%d, EXTENSIONS: ", filter(t, th), w_win, h_win);
+				DrawStr(num_str);
+				DrawStr(glGetString(GL_EXTENSIONS));
+			break;
+		}
+		
+		glPopMatrix();
+		glMatrixMode(GL_MODELVIEW);
+		
+		glEnable(GL_LIGHTING);
+		//glEnable(GL_DEPTH_TEST);
+	}
+	
+    count++;
+
+    glutSwapBuffers();
+}
+
+/*
+void
+Visible(int state)
+{
+    if (state == GLUT_VISIBLE) {
+        if (moving)
+            glutIdleFunc(Animate);
+    } else {
+        if (moving)
+            glutIdleFunc(NULL);
+    }
+}
+
+
+void
+timingSelect(int value)
+{
+    switch(value)
+    {
+		case 1:
+			StrMode = GL_VENDOR;
+		break;
+		case 2:
+			StrMode = GL_RENDERER;
+		break;
+		case 3:
+			StrMode = GL_VERSION;
+		break;
+		case 4:
+			StrMode = GL_EXTENSIONS;
+		break;
+    }
+}
+
+void
+menuSelect(int value)
+{
+    switch (value) {
+    case 1:
+        moving = GL_TRUE;
+        glutIdleFunc(Animate);
+        break;
+    case 2:
+        moving = GL_FALSE;
+        glutIdleFunc(NULL);
+        break;
+    case 4:
+        exit(0);
+        break;
+    }
+}
+
+int
+main(int argc, char **argv)
+{
+	GLboolean fullscreen = GL_FALSE; 
+	GLint time_menu;
+ 	
+ 	srand(0);
+
+        glutInit(&argc, argv);
+	if (argc > 1 && !strcmp(argv[1], "-w"))
+		fullscreen = GL_FALSE;
+
+	//glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH);
+	glutInitDisplayString("rgba double depth=24");
+	if (fullscreen) {
+	  glutGameModeString("1024x768:32");
+	  glutEnterGameMode();
+	} else {
+	  glutInitWindowSize(320, 240);
+	  glutCreateWindow("Atlantis Timing");
+	}
+    Init();
+    glutDisplayFunc(Display);
+    glutReshapeFunc(Reshape);
+    glutKeyboardFunc(Key);
+    moving = GL_TRUE;
+glutIdleFunc(Animate);
+    glutVisibilityFunc(Visible);
+    
+    time_menu = glutCreateMenu(timingSelect);
+    glutAddMenuEntry("GL_VENDOR", 1);
+    glutAddMenuEntry("GL_RENDERER", 2);
+    glutAddMenuEntry("GL_VERSION", 3);
+    glutAddMenuEntry("GL_EXTENSIONS", 4);
+    
+    glutCreateMenu(menuSelect);
+    glutAddMenuEntry("Start motion", 1);
+    glutAddMenuEntry("Stop motion", 2);
+    glutAddSubMenu("Timing Mode", time_menu);
+    glutAddMenuEntry("Quit", 4);
+    
+    //glutAttachMenu(GLUT_RIGHT_BUTTON);
+    glutAttachMenu(GLUT_RIGHT_BUTTON);
+    glutMainLoop();
+    return 0;             // ANSI C requires main to return int.
+}
+*/
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