void init() {
generateGeometry();
// Initialize camera.
camera.rot.x = camera.rot.y = camera.rot.z = 0.0f;
camera.pos.x = camera.pos.y = camera.pos.z = 0.0f;
camera.zoom = 4.0f;
camera.rotating = camera.zooming = false;
camera.sensitivity = 0.4;
camera.clipNear = 0.1;
camera.clipFar = 10.0;
blinnPhongPV = loadShader("blinn_phong_pv.vert", "blinn_phong_pv.frag");
blinnPhongPP = loadShader("blinn_phong_pp.vert", "blinn_phong_pp.frag");
phongPV = loadShader("phong_pv.vert", "phong_pv.frag");
phongPP = loadShader("phong_pp.vert", "phong_pp.frag");
bumpShader = loadShader("bump.vert", "bump.frag");
memset(options, 0, sizeof(bool) * OPTSIZE);
options[OPT_LIGHTING] = true;
options[OPT_SMOOTH_SHADE] = true;
options[OPT_BLINN_PHONG] = true;
options[OPT_OSD_FULL] = true;
gMode = TORUS;
updateRenderMethod();
updateShadingMethod();
}
bool VBA::updateRenderMethod(bool force)
{
bool ret = true;
if( !updateRenderMethod0( force ) ) {
// fall back to safe configuration
fsAdapter = 0;
videoOption = VIDEO_2X;
ret = updateRenderMethod( true );
}
return ret;
}
void keyDown(unsigned char key, int x, int y) {
switch(key) {
case 27:
glutDestroyWindow(win);
exit(0);
case 'l':
options[OPT_LIGHTING] = !options[OPT_LIGHTING];
break;
case 'H':
shininess++;
break;
case 'h':
if(shininess - 1 >= 0)
shininess--;
break;
case 'n':
options[OPT_DRAW_NORMALS] = !options[OPT_DRAW_NORMALS];
break;
case 'f':
options[OPT_SMOOTH_SHADE] = !options[OPT_SMOOTH_SHADE];
break;
case 'T':
tesselation *= 2;
generateGeometry();
break;
case 't':
tesselation /= 2;
generateGeometry();
break;
case 'o':
gMode = (gMode + 1) % GMODES;
generateGeometry();
break;
case 'u':
options[OPT_VBO] = !options[OPT_VBO];
updateRenderMethod();
break;
case 's':
options[OPT_SHADER] = !options[OPT_SHADER];
updateShadingMethod();
break;
case 'm':
if(!options[OPT_SHADER])
options[OPT_SHADER] = true;
options[OPT_BLINN_PHONG] = !options[OPT_BLINN_PHONG];
updateShadingMethod();
break;
case 'p':
options[OPT_PER_PIXEL] = !options[OPT_PER_PIXEL];
updateShadingMethod();
break;
case 'i':
options[OPT_IMMEDIATE] = !options[OPT_IMMEDIATE];
updateRenderMethod();
break;
case 'w':
options[OPT_WIREFRAME] = !options[OPT_WIREFRAME];
break;
case 'x':
options[OPT_OSD_FULL] = false;
break;
case 'X':
options[OPT_OSD_FULL] = true;
break;
case 'g':
options[OPT_SHADER_GEN] = !options[OPT_SHADER_GEN];
options[OPT_SHADER] = true;
updateShadingMethod();
break;
case 'b':
options[OPT_BUMP_MAP] = !options[OPT_BUMP_MAP];
break;
case 'a':
options[OPT_ANIM] = !options[OPT_ANIM];
break;
default:
break;
}
}
bool VBA::initDisplay()
{
return updateRenderMethod(false);
}
