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s2xe:: improved, also works with textures

This commit is contained in:
Zeno Rogue 2019-09-10 09:22:35 +02:00
parent 8927f66968
commit 99cb3f5a61
1 changed files with 16 additions and 8 deletions
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24
drawing.cpp
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@ -991,9 +991,10 @@ EX namespace s2xe {
void add_ordered_triangle(array<pt, 3> v) {
if(v[1][0] < v[0][0]) v[1][0] += 2 * M_PI;
if(v[2][0] < v[1][0]) v[2][0] += 2 * M_PI;
if(v[2][0] - v[0][0] < 1e-6) return;
ld x = (v[1][0] - v[0][0]) / (v[2][0] - v[0][0]);
if(v[2][0] < v[0][0] + M_PI / 4 && maxy < M_PI - M_PI/4) {
if(v[2][0] < v[0][0] + M_PI / 4 && maxy < M_PI - M_PI/4 && sightranges[geometry] <= 5) {
addall(v[0], v[1], v[2]);
return;
}
@ -1073,13 +1074,18 @@ EX namespace s2xe {
void draw_s2xe(dqi_poly *p) {
if(!p->cnt) return;
if((p->flags & POLY_TRIANGLES) && p->tinf) {
if(p->flags & POLY_TRIANGLES) {
dqi_poly npoly = *p;
stinf.texture_id = p->tinf->texture_id;
npoly.offset = 0;
npoly.offset_texture = 0;
npoly.tab = &glcoords;
npoly.tinf = &stinf;
if(p->tinf) {
npoly.tinf = p->tinf ? &stinf : NULL;
npoly.offset_texture = 0;
stinf.texture_id = p->tinf->texture_id;
}
else {
npoly.tinf = NULL;
}
npoly.V = Id;
set_width(1);
glcoords.clear();
@ -1094,9 +1100,11 @@ void draw_s2xe(dqi_poly *p) {
v[k][2] = dp.first;
v[k][0] = atan2(h[0], h[1]);
v[k][1] = acos_auto_clamp(dp.second[2]);
auto& tv = p->tinf->tvertices[p->offset_texture+i+k];
v[k][3] = tv[0];
v[k][4] = tv[1];
if(p->tinf) {
auto& tv = p->tinf->tvertices[p->offset_texture+i+k];
v[k][3] = tv[0];
v[k][4] = tv[1];
}
}
add_s2xe_triangle(v);
}