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preliminary S2xE

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Zeno Rogue
2019-08-18 16:58:44 +02:00
parent 081bb55202
commit e636d3f40c
4 changed files with 45 additions and 11 deletions
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31
drawing.cpp
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@@ -890,20 +890,41 @@ ld get_width(dqi_poly* p) {
void debug_this() { }
glvertex junk = glhr::makevertex(0,0,1);
void dqi_poly::draw() {
if(flags & POLY_DEBUG) debug_this();
if(prod && vid.usingGL && pmodel == mdPerspective && (current_display->set_all(global_projection), shaderside_projection)) {
auto npoly = *this;
glcoords.clear();
for(int i=0; i<cnt; i++)
glcoords.push_back(glhr::pointtogl(product::inverse_exp(V * glhr::gltopoint( (*tab)[offset+i]))));
npoly.offset = 0;
npoly.tab = &glcoords;
npoly.V = Id;
set_width(1);
npoly.gldraw();
if(product::product_sphere()) {
for(int gen=-5; gen<=5; gen++) {
glcoords.clear();
int junks = 0;
for(int i=0; i<cnt; i++) {
hyperpoint h = V * glhr::gltopoint( (*tab)[offset+i]);
if(hypot_d(2, h) < 1e-6 && (gen || h[2] < 0)) {
junks = 3 - (i % 3);
}
if(junks == 3)
glcoords.push_back(junk), junks--;
else if(junks)
glcoords.push_back(glcoords.back()), junks--;
else
glcoords.push_back(glhr::pointtogl(product::inverse_exp(h, gen)));
}
npoly.gldraw();
}
}
else {
glcoords.clear();
for(int i=0; i<cnt; i++) glcoords.push_back(glhr::pointtogl(product::inverse_exp(V * glhr::gltopoint( (*tab)[offset+i]))));
npoly.gldraw();
}
return;
}