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#include <SDL/SDL.h>
#include <GL/gl.h>
#include <GL/glu.h>
#include <cstdlib>
void Dessiner();
double angleZ = 0;
double angleX = 0;
int main(int argc, char *argv[])
{
SDL_Event event;
SDL_Init(SDL_INIT_VIDEO);
atexit(SDL_Quit);
SDL_WM_SetCaption("SDL GL Application", NULL);
SDL_SetVideoMode(640, 480, 32, SDL_OPENGL);
glMatrixMode( GL_PROJECTION );
glLoadIdentity();
gluPerspective(70,(double)640/480,1,1000);
glEnable(GL_DEPTH_TEST);
Dessiner();
Uint32 last_time = SDL_GetTicks();
Uint32 current_time,ellapsed_time;
Uint32 start_time;
for (;;)
{
start_time = SDL_GetTicks();
while (SDL_PollEvent(&event))
{
switch(event.type)
{
case SDL_QUIT:
exit(0);
break;
}
}
current_time = SDL_GetTicks();
ellapsed_time = current_time - last_time;
last_time = current_time;
angleZ += 0.05 * ellapsed_time;
angleX += 0.05 * ellapsed_time;
Dessiner();
ellapsed_time = SDL_GetTicks() - start_time;
if (ellapsed_time < 10)
{
SDL_Delay(10 - ellapsed_time);
}
}
return 0;
}
void Dessiner()
{
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glMatrixMode( GL_MODELVIEW );
glLoadIdentity( );
gluLookAt(3,4,2,0,0,0,0,0,1);
glRotated(angleZ,0,0,1);
glRotated(angleX,1,0,0);
glBegin(GL_QUADS);
glColor3ub(255,0,0); //face rouge
glVertex3d(1,1,1);
glVertex3d(1,1,-1);
glVertex3d(-1,1,-1);
glVertex3d(-1,1,1);
glColor3ub(0,255,0); //face verte
glVertex3d(1,-1,1);
glVertex3d(1,-1,-1);
glVertex3d(1,1,-1);
glVertex3d(1,1,1);
glColor3ub(0,0,255); //face bleue
glVertex3d(-1,-1,1);
glVertex3d(-1,-1,-1);
glVertex3d(1,-1,-1);
glVertex3d(1,-1,1);
glColor3ub(255,255,0); //face jaune
glVertex3d(-1,1,1);
glVertex3d(-1,1,-1);
glVertex3d(-1,-1,-1);
glVertex3d(-1,-1,1);
glColor3ub(0,255,255); //face cyan
glVertex3d(1,1,-1);
glVertex3d(1,-1,-1);
glVertex3d(-1,-1,-1);
glVertex3d(-1,1,-1);
glColor3ub(255,0,255); //face magenta
glVertex3d(1,-1,1);
glVertex3d(1,1,1);
glVertex3d(-1,1,1);
glVertex3d(-1,-1,1);
glEnd();
glFlush();
SDL_GL_SwapBuffers();
} |
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