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rotate at fixed rate, changed fire effect (Marcelo Magallon)

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This commit is contained in:
Brian Paul 2005-01-09 17:52:48 +00:00
parent a00c591511
commit 7a663b315e
1 changed files with 15 additions and 8 deletions
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23
progs/demos/fire.c
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@ -10,6 +10,7 @@
#include <stdlib.h>
#include <math.h>
#include <time.h>
#include <string.h>
#ifdef WIN32
#include <windows.h>
@ -17,7 +18,7 @@
#endif
#include <GL/glut.h>
#include "readtex.c"
#include "readtex.h"
#ifdef XMESA
#include "GL/xmesa.h"
@ -98,8 +99,8 @@ part;
static float treepos[NUMTREE][3];
static float black[3] = { 0.0, 0.0, 0.0 };
static float blu[3] = { 0.0, 0.2, 1.0 };
static float blu2[3] = { 0.0, 1.0, 1.0 };
static float blu[3] = { 1.0, 0.2, 0.0 };
static float blu2[3] = { 1.0, 1.0, 0.0 };
static float fogcolor[4] = { 1.0, 1.0, 1.0, 1.0 };
@ -136,7 +137,7 @@ static GLuint treeid;
static float obs[3] = { 2.0, 1.0, 0.0 };
static float dir[3];
static float v = 0.0;
static float alpha = -90.0;
static float alpha = -84.0;
static float beta = 90.0;
static float
@ -384,6 +385,12 @@ drawfire(void)
{
static char frbuf[80] = "";
int j;
static double t0 = -1.;
double t = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
if (t0 < 0.0)
t0 = t;
dt = (t - t0) * 1.0;
t0 = t;
dojoy();
@ -563,10 +570,10 @@ key(unsigned char key, int x, int y)
break;
case 'a':
v += 0.01;
v += 0.0005;
break;
case 'z':
v -= 0.01;
v -= 0.0005;
break;
case 'j':
@ -709,12 +716,12 @@ main(int ac, char **av)
/* Default settings */
np = 800;
eject_r = 0.1;
eject_r = -0.35;
dt = 0.015;
eject_vy = 4;
eject_vl = 1;
shadows = 1;
ridtri = 0.1;
ridtri = 0.5;
maxage = 1.0 / dt;