static void tachyon_display_draw(dispHandle *dh) {
#if defined(USEOPENGL)
if (dh->img != NULL) {
glwin_handle_events(dh->glwin);
glwin_draw_image(dh->glwin, dh->xsize, dh->ysize, dh->img);
}
#elif defined(USERTVI)
if (dh->img != NULL)
rt_rtvi_displayimage(dh->img, rtviwin);
#endif
}
void init_graphics(void *myglwin)
{
// allw the window to open and do its stuff once
glwin_handle_events(myglwin);
// setup OpenGL state...
glShadeModel(GL_SMOOTH);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(45.0, 1.0, 0.01, 10.0);
gluLookAt( 0.0, 0.1, -5.0, // eye pos
0.0, 0.0, 0.0, // look at this point
0.0, 1.0, 0.0); // up direction
glClearColor(0.0, 0.0, 0.0, 0.0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glEnable(GL_DEPTH_TEST);
//
// Setup cute lighting parms..
//
glEnable(GL_LIGHTING);
GLfloat lpos[] = { 0.0, 0.0, -100.0, 1.0};
GLfloat lamb[] = { 0.05, 0.05, 0.05, 1.0};
GLfloat ldif[] = { 0.5, 0.5, 0.5, 1.0};
GLfloat lspc[] = { 0.5, 0.5, 0.5, 1.0};
glLightfv(GL_LIGHT0, GL_POSITION, lpos);
glLightfv(GL_LIGHT0, GL_AMBIENT, lamb);
glLightfv(GL_LIGHT0, GL_DIFFUSE, ldif);
glLightfv(GL_LIGHT0, GL_SPECULAR, lspc);
glLightf(GL_LIGHT0, GL_SHININESS, 400.0);
glEnable(GL_LIGHT0);
GLfloat mdif[] = {0.9, 0.0, 0.2, 1.0};
GLfloat mspc[] = {0.2, 0.2, 0.2, 1.0};
glMaterialfv(GL_FRONT, GL_DIFFUSE, mdif);
glMaterialfv(GL_FRONT, GL_SPECULAR, mspc);
glEnable(GL_COLOR_MATERIAL);
}
