34 lines
924 B
C++
34 lines
924 B
C++
#include "all_includes.hh"
|
|
|
|
GPUTriangle::GPUTriangle(Vertex left, Vertex top, Vertex right, unsigned char r, unsigned char g, unsigned char b)
|
|
: r(r), g(g), b(b), vnormal(normal(left,top,right)) {
|
|
c[0] = left;
|
|
c[1] = top;
|
|
c[2] = right;
|
|
}
|
|
|
|
Vertex GPUTriangle::normal(Vertex left, Vertex top, Vertex right) {
|
|
Vertex normal = (left - top)*(top - right);
|
|
return normal / normal.norm();
|
|
}
|
|
|
|
void GPUTriangle::display() {
|
|
// glDisable(GL_LIGHTING);
|
|
// glDisable(GL_TEXTURE_2D);
|
|
// glBegin(GL_LINES);
|
|
// glColor3ub(255,255,0);
|
|
// Vertex v = (c[0] + c[1] + c[2]) / 3;
|
|
// glVertex3d(v.x,v.y,v.z);
|
|
// glVertex3d(v.x+vnormal.x*50,v.y+vnormal.y*50,v.z+vnormal.z*50);
|
|
// glEnd( );
|
|
// glEnable(GL_LIGHTING);
|
|
|
|
View::setColor(r,g,b);
|
|
glNormal3d(vnormal.x,vnormal.y,vnormal.z);
|
|
// glBegin(GL_TRIANGLES);
|
|
glVertex3d(c[0].x,c[0].y,c[0].z);
|
|
glVertex3d(c[1].x,c[1].y,c[1].z);
|
|
glVertex3d(c[2].x,c[2].y,c[2].z);
|
|
// glEnd();
|
|
}
|