int main(int argc, char **argv)
{
Poly *l, *p, *c = poly_alloc(3);
Item *i;
init_sdl();
s = scene_read();
init_render();
for (o = s->objs; o != NULL; o = o->next) {
for (l = prim_uv_decomp(o->u.prim, 1.); l != NULL; l = l->next) {
p = poly_transform(prim_polys(o->u.prim, l), mclip);
if (!is_backfacing(p, v3_unit(v3_scale(-1, poly_centr(p)))))
hither_clip(VIEW_ZMIN(s->view), p, z_store, plist_free);
}
}
z = z_sort(z);
for (i = z->head; i != NULL; i = i->next) {
gouraud_shade(c, P(i), N(i), s->view->center, rc, M(i));
p = poly_homoxform(S(i),mdpy);
scan_poly(p, gouraud_paint, gouraud_set(g,c,s->img));
}
img_write(s->img, "stdout", 0);
exit(0);
}
int main(int argc, char **argv)
{
Poly *l, *p, *q = poly_alloc(3);
Hpoly *t = hpoly_alloc(3);
Item *i;
init_sdl();
s = scene_read();
init_render();
for (o = s->objs; o != NULL; o = o->next) {
for (l = prim_uv_decomp(o->u.prim, 1.); l != NULL; l = l->next) {
p = poly_transform(prim_polys(o->u.prim, l), mclip);
if (!is_backfacing(p, v3_unit(v3_scale(-1, poly_centr(p)))))
hither_clip(0, p, z_store, plist_free);
}
}
z = z_sort(z);
for (i = z->head; i != NULL; i = i->next) {
t = hpoly_polyxform(t, S(i), mdpy);
q = poly_wz_hpoly(q, W(i), t);
texture_wscale(W(i), T(i));
scan_spoly3(q, 2, texture_shadepaint,
texture_set(td,W(i),T(i),P(i),N(i),DU(i),DV(i),rc,M(i)));
}
img_write(s->img, "stdout", 0);
exit(0);
}
main(int argc, char **argv)
{
Prim *o;
Color c; int u, v;
Ray r; Inode *l;
o = sphere_instance(&sphere_funcs);
init_sdl();
s = scene_read();
init_render();
for (v = s->view->sc.ll.y; v < s->view->sc.ur.y; v += 1) {
for (u = s->view->sc.ll.x; u < s->view->sc.ur.x; u += 1) {
r = ray_unit(ray_transform(ray_view(u, v), mclip));
if ((l = ray_intersect(s->objs, r)) != NULL)
c = point_tshade(ray_point(r, l->t), l->n, s->view->center, rc, l->m, o);
else
c = bgcolor;
inode_free(l);
img_putc(s->img, u, v, col_dpymap(c));
}
}
img_write(s->img,"stdout",0);
exit(0);
}
int main(int argc, char **argv)
{
Scene *s;
init_lang();
scn = scene_read();
init_glut("GPU", scn);
glutMainLoop();
close_gl(scn);
exit(0);
}
int load_scene_file(const char *name)
{
FILE *fp = fopen(name, "r");
if (!fp) return false;
if (scene != NULL) {
scene_free(scene);
}
lang_file(fp);
if ((scene = scene_read()) == NULL)
return false;
fclose(fp);
return true;
}
int main(int argc, char **argv)
{
Scene *s;
get_args(argc, argv);
init_sdl();
s = scene_read();
gpsetdoublebuffer(1);
plot_init("anim", s, bflag);
while (!time_done(timeoff)) {
plot_scene(s);
scene_free(s);
s = scene_eval();
time_incr(1);
}
gpwait(-1);
plot_close();
}
static bool load_scene_file(const char *name) {
FILE *fp = fopen(name, "r");
if (!fp) return false;
if (scn != NULL) {
close_gl(scn);
scene_free(scn);
st_cleanup();
}
lang_file(fp);
if ((scn = scene_read()) == NULL)
return false;
fclose(fp);
load_objects_gl(scn->objs);
setup_programs_gl(scn, scn->objs);
return true;
}
main(int argc, char **argv)
{
Color c;
int u, v;
Ray r;
init_sdl();
s = scene_read();
init_render();
for (v = s->view->sc.ll.y; v < s->view->sc.ur.y; v += 1) {
for (u = s->view->sc.ll.x; u < s->view->sc.ur.x; u += 1) {
r = ray_unit(ray_transform(ray_view(u, v), mclip));
c = ray_shade(0, 1., r, rc, s->objs);
img_putc(s->img, u, v, col_dpymap(c));
}
}
img_write(s->img,"stdout",0);
exit(0);
}
