2011-m2s3-city-builder/rules/batiment.cpp
Georges Dupéron 699e0fa520 Vertex en 3D.
2011-11-24 01:01:04 +01:00

49 lines
1.3 KiB
C++

#include "all_includes.hh"
Batiment::Batiment(Vertex ne, Vertex sw) : ne(ne), sw(sw) {
std::cout << this << std::endl;
}
int Batiment::width() { return this->ne.x - this->sw.x; }
int Batiment::height() { return this->ne.y - this->sw.y; }
void Batiment::subdivide() {
// TODO : rien ?
}
void Batiment::triangulation() {
// abcd sont les quatre coins du bâtiment.
Vertex a = this->ne;
Vertex b = Vertex(this->ne.x, this->sw.y, 0);
Vertex c = this->sw;
Vertex d = Vertex(this->sw.x, this->ne.y, 0);
int h = 6;
Vertex ah = a + Vertex(0,0,h);
Vertex bh = b + Vertex(0,0,h);
Vertex ch = c + Vertex(0,0,h);
Vertex dh = d + Vertex(0,0,h);
Vertex toit = (ah + bh + ch + dh) / 4 + Vertex(0,0,h/5);
// 4 Murs
new Triangle(a,bh,ah); new Triangle(a,b,bh); // a-b-bh-ah
new Triangle(b,dh,bh); new Triangle(b,d,dh); // b-d-dh-bh
new Triangle(d,ch,dh); new Triangle(d,c,ch); // d-c-ch-dh
new Triangle(c,ah,ch); new Triangle(c,a,ah); // c-a-ah-ch
// 1 Toit
new Triangle(ah,toit,bh);
new Triangle(bh,toit,dh);
new Triangle(dh,toit,ch);
new Triangle(ch,toit,ah);
}
std::ostream& operator<<(std::ostream& os, const Batiment* r) {
return os << *r;
}
std::ostream& operator<<(std::ostream& os, const Batiment& r) {
return os << "Batiment " << r.ne << "-" << r.sw;
}