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320 lines
7.0 KiB
320 lines
7.0 KiB
#include <windows.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <GL/gl.h>
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#include <tk.h>
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#include "atlantis.h"
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fishRec sharks[NUM_SHARKS];
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fishRec momWhale;
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fishRec babyWhale;
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fishRec dolph;
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GLint windW, windH;
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GLenum directRender;
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GLenum mouseLeftAction = GL_FALSE, mouseRightAction = GL_FALSE,
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mouseMiddleAction = GL_FALSE;
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char *fileName = 0;
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TK_RGBImageRec *image;
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void InitFishs(void)
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{
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int i;
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for (i = 0; i < NUM_SHARKS; i++) {
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sharks[i].x = 70000.0 + rand() % 6000;
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sharks[i].y = rand() % 6000;
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sharks[i].z = rand() % 6000;
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sharks[i].psi = rand() % 360 - 180.0;
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sharks[i].v = 1.0;
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}
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dolph.x = 30000.0;
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dolph.y = 0.0;
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dolph.z = 6000.0;
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dolph.psi = 90.0;
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dolph.theta = 0.0;
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dolph.v = 3.0;
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momWhale.x = 70000.0;
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momWhale.y = 0.0;
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momWhale.z = 0.0;
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momWhale.psi = 90.0;
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momWhale.theta = 0.0;
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momWhale.v = 3.0;
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babyWhale.x = 60000.0;
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babyWhale.y = -2000.0;
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babyWhale.z = -2000.0;
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babyWhale.psi = 90.0;
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babyWhale.theta = 0.0;
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babyWhale.v = 3.0;
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}
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void Init(void)
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{
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static float ambient[] = {0.1, 0.1, 0.1, 1.0};
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static float diffuse[] = {1.0, 1.0, 1.0, 1.0};
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static float position[] = {0.0, 1.0, 0.0, 0.0};
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static float mat_shininess[] = {90.0};
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static float mat_specular[] = {0.8, 0.8, 0.8, 1.0};
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static float mat_diffuse[] = {0.46, 0.66, 0.795, 1.0};
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static float mat_ambient[] = {0.0, 0.1, 0.2, 1.0};
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static float lmodel_ambient[] = {0.4, 0.4, 0.4, 1.0};
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static float lmodel_localviewer[] = {0.0};
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GLfloat map1[4] = {0.0, 0.0, 0.0, 0.0};
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GLfloat map2[4] = {0.0, 0.0, 0.0, 0.0};
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glFrontFace(GL_CW);
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glDepthFunc(GL_LEQUAL);
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glEnable(GL_DEPTH_TEST);
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glLightfv(GL_LIGHT0, GL_AMBIENT, ambient);
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glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse);
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glLightfv(GL_LIGHT0, GL_POSITION, position);
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glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lmodel_ambient);
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glLightModelfv(GL_LIGHT_MODEL_LOCAL_VIEWER, lmodel_localviewer);
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glEnable(GL_LIGHTING);
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glEnable(GL_LIGHT0);
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glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, mat_shininess);
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glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, mat_specular);
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glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, mat_diffuse);
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glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, mat_ambient);
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if (fileName != 0) {
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glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
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image = tkRGBImageLoad(fileName);
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glTexImage2D(GL_TEXTURE_2D, 0, 3, image->sizeX, image->sizeY, 0, GL_RGB,
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GL_UNSIGNED_BYTE, (unsigned char *)image->data);
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glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR);
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glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR);
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glPushMatrix();
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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map1[0] = 1.0 / 200000.0 * 50.0;
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map2[2] = 1.0 / 200000.0 * 50.0;
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glTexGenfv(GL_S, GL_EYE_PLANE, map1);
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glTexGenfv(GL_T, GL_EYE_PLANE, map2);
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glPopMatrix();
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glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
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glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
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glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
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glEnable(GL_TEXTURE_2D);
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glEnable(GL_TEXTURE_GEN_S);
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glEnable(GL_TEXTURE_GEN_T);
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}
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InitFishs();
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glClearColor(0.0, 0.5, 0.9, 0.0);
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}
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void Reshape(int width, int height)
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{
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windW = (GLint)width;
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windH = (GLint)height;
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glViewport(0, 0, windW, windH);
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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gluPerspective(400.0, 1.0, 1.0, 2000000.0);
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glMatrixMode(GL_MODELVIEW);
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}
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GLenum Key(int key, GLenum mask)
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{
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switch (key) {
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case TK_ESCAPE:
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tkQuit();
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default:
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return GL_FALSE;
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}
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return GL_TRUE;
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}
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void DoMouseLeft(void)
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{
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float x, y;
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int mouseX, mouseY;
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tkGetMouseLoc(&mouseX, &mouseY);
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x = (float)mouseX - ((float)windW / 2.0);
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y = (float)mouseY - ((float)windH / 2.0);
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glTranslatef(-x*20.0, y*20.0, 0.0);
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}
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void DoMouseRight(void)
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{
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float y;
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int mouseX, mouseY;
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tkGetMouseLoc(&mouseX, &mouseY);
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y = (float)mouseY - ((float)windH / 2.0);
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glTranslatef(0.0, 0.0, -y*20.0);
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}
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void DoMouseMiddle(void)
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{
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float x, y;
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int mouseX, mouseY;
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tkGetMouseLoc(&mouseX, &mouseY);
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x = (float)mouseX - ((float)windW / 2.0);
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y = (float)mouseY - ((float)windH / 2.0);
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glRotatef(-x/100.0, 0.0, 1.0, 0.0);
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glRotatef(-y/100.0, 1.0, 0.0, 0.0);
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}
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GLenum MouseDown(int mouseX, int mouseY, GLenum button)
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{
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float x, y;
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if (button & TK_LEFTBUTTON) {
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mouseLeftAction = GL_TRUE;
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}
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if (button & TK_RIGHTBUTTON) {
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mouseRightAction = GL_TRUE;
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}
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if (button & TK_MIDDLEBUTTON) {
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mouseMiddleAction = GL_TRUE;
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}
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return GL_TRUE;
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}
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GLenum MouseUp(int mouseX, int mouseY, GLenum button)
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{
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float x, y;
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if (button & TK_LEFTBUTTON) {
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mouseLeftAction = GL_FALSE;
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}
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if (button & TK_RIGHTBUTTON) {
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mouseRightAction = GL_FALSE;
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}
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if (button & TK_MIDDLEBUTTON) {
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mouseMiddleAction = GL_FALSE;
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}
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return GL_TRUE;
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}
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void Animate(void)
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{
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int i;
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glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
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if (mouseLeftAction == GL_TRUE) {
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DoMouseLeft();
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}
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if (mouseRightAction == GL_TRUE) {
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DoMouseRight();
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}
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if (mouseMiddleAction == GL_TRUE) {
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DoMouseMiddle();
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}
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for (i = 0; i < NUM_SHARKS; i++) {
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glPushMatrix();
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SharkPilot(&sharks[i]);
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SharkMiss(i);
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FishTransform(&sharks[i]);
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DrawShark(&sharks[i]);
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glPopMatrix();
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}
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glPushMatrix();
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WhalePilot(&dolph);
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dolph.phi++;
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FishTransform(&dolph);
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DrawDolphin(&dolph);
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glPopMatrix();
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glPushMatrix();
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WhalePilot(&momWhale);
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momWhale.phi++;
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FishTransform(&momWhale);
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DrawWhale(&momWhale);
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glPopMatrix();
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glPushMatrix();
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WhalePilot(&babyWhale);
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babyWhale.phi++;
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FishTransform(&babyWhale);
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glScalef(0.45, 0.45, 0.3);
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DrawWhale(&babyWhale);
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glPopMatrix();
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tkSwapBuffers();
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}
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GLenum Args(int argc, char **argv)
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{
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GLint i;
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directRender = GL_TRUE;
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for (i = 1; i < argc; i++) {
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if (strcmp(argv[i], "-dr") == 0) {
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directRender = GL_TRUE;
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} else if (strcmp(argv[i], "-ir") == 0) {
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directRender = GL_FALSE;
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} else if (strcmp(argv[i], "-f") == 0) {
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if (i+1 >= argc || argv[i+1][0] == '-') {
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printf("-f (No file name).\n");
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return GL_FALSE;
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} else {
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fileName = argv[++i];
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}
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} else {
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printf("%s (Bad option).\n", argv[i]);
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return GL_FALSE;
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}
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}
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return GL_TRUE;
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}
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void main(int argc, char **argv)
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{
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GLenum type;
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if (Args(argc, argv) == GL_FALSE) {
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tkQuit();
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}
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windW = 600;
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windH = 600;
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tkInitPosition(10, 30, windW, windH);
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type = TK_RGB | TK_DOUBLE | TK_DEPTH16;
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type |= (directRender) ? TK_DIRECT : TK_INDIRECT;
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tkInitDisplayMode(type);
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if (tkInitWindow("Atlantis Demo") == GL_FALSE) {
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tkQuit();
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}
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Init();
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tkExposeFunc(Reshape);
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tkReshapeFunc(Reshape);
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tkKeyDownFunc(Key);
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tkMouseDownFunc(MouseDown);
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tkMouseUpFunc(MouseUp);
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tkIdleFunc(Animate);
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tkExec();
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}
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