/* xextrusion initialization routine */
ENTRYPOINT void
init_extrusion (ModeInfo * mi)
{
int screen = MI_SCREEN(mi);
extrusionstruct *gp;
if (MI_IS_WIREFRAME(mi)) do_light = 0;
if (Extrusion == NULL) {
if ((Extrusion = (extrusionstruct *)
calloc(MI_NUM_SCREENS(mi), sizeof (extrusionstruct))) == NULL)
return;
}
gp = &Extrusion[screen];
gp->window = MI_WINDOW(mi);
if ((gp->glx_context = init_GL(mi)) != NULL) {
reshape_extrusion(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
initializeGL(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
chooseExtrusionExample(mi);
} else {
MI_CLEARWINDOW(mi);
}
}
/* main OpenGL initialization routine */
static void
initializeGL(ModeInfo *mi, GLsizei width, GLsizei height)
{
int style;
int mode;
reshape_extrusion(mi, width, height);
glViewport( 0, 0, width, height );
glEnable(GL_DEPTH_TEST);
glDisable (GL_CULL_FACE);
glLightModeli (GL_LIGHT_MODEL_TWO_SIDE, True);
glShadeModel(GL_SMOOTH);
# ifdef HAVE_JWZGLES /* #### glPolygonMode other than GL_FILL unimplemented */
MI_IS_WIREFRAME(mi) = 0;
# endif
if (do_light)
SetupLight();
if (MI_IS_WIREFRAME(mi)) {
glPolygonMode(GL_FRONT,GL_LINE);
glPolygonMode(GL_BACK,GL_LINE);
}
if (do_texture) {
Create_Texture(mi, which_image);
glEnable(GL_TEXTURE_2D);
/* configure the pipeline */
style = TUBE_JN_CAP;
style |= TUBE_CONTOUR_CLOSED;
style |= TUBE_NORM_FACET;
style |= TUBE_JN_ANGLE;
gleSetJoinStyle (style);
if (do_texture) {
mode = GLE_TEXTURE_ENABLE | GLE_TEXTURE_VERTEX_MODEL_FLAT;
glMatrixMode (GL_TEXTURE); glLoadIdentity ();
glScalef (0.25, 0.1, 1); glMatrixMode (GL_MODELVIEW);
gleTextureMode (mode);
}
}
}
/* xextrusion initialization routine */
ENTRYPOINT void
init_extrusion (ModeInfo * mi)
{
int screen = MI_SCREEN(mi);
extrusionstruct *gp;
if (MI_IS_WIREFRAME(mi)) do_light = 0;
MI_INIT(mi, Extrusion, NULL);
gp = &Extrusion[screen];
gp->window = MI_WINDOW(mi);
if ((gp->glx_context = init_GL(mi)) != NULL) {
reshape_extrusion(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
initializeGL(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
chooseExtrusionExample(mi);
} else {
MI_CLEARWINDOW(mi);
}
}
