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Code Issues Projects Releases Packages Wiki Activity Actions 2

'a' key to toggle animation

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This commit is contained in:
Brian Paul 2005-12-08 17:49:50 +00:00
parent 5abc246f8d
commit 21b2784ff5
1 changed files with 19 additions and 9 deletions
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28
progs/demos/morph3d.c
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@ -176,6 +176,7 @@ So the angle is:
static int mono=0;
static int smooth=1;
static int anim=1;
static GLint WindH, WindW;
static GLfloat step=0;
static GLfloat seno;
@ -660,13 +661,6 @@ static void draw_ico( void )
}
static void draw ( void ) {
static double t0 = -1.;
double dt, t = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
if (t0 < 0.0)
t0 = t;
dt = t - t0;
t0 = t;
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glPushMatrix();
@ -688,11 +682,19 @@ static void draw ( void ) {
glutSwapBuffers();
step += dt;
}
static void idle_( void )
{
static double t0 = -1.;
double dt, t = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
if (t0 < 0.0)
t0 = t;
dt = t - t0;
t0 = t;
step += dt;
glutPostRedisplay();
}
@ -718,11 +720,19 @@ static void key( unsigned char k, int x, int y )
case '4': object=4; break;
case '5': object=5; break;
case ' ': mono^=1; break;
case 13: smooth^=1; break;
case 's': smooth^=1; break;
case 'a':
anim^=1;
if (anim)
glutIdleFunc( idle_ );
else
glutIdleFunc(NULL);
break;
case 27:
exit(0);
}
pinit();
glutPostRedisplay();
}
static void pinit(void)