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/*
render/box.cc
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#include "render/box.h"
namespace render {
using math::Vector3f;
using math::Color;
Box::Box(Vector3f const & tl, Vector3f const &br) :
topleft(tl), bottomright(br)
{
topcolor = Color::White();
bottomcolor= Color::White() * 0.7f;
radius = 1.0f;
}
Box::Box(const Box & other)
{
(*this) = other;
}
Box& Box::operator=(const Box &other)
{
bottomcolor = other.bottomcolor;
topcolor = other.topcolor;
topleft = other.topleft;
bottomright = other.bottomright;
return (*this);
}
void Box::draw()
{
using namespace gl;
Vector3f v0(topleft.x, bottomright.y, bottomright.z);
Vector3f v1(topleft.x, topleft.y, bottomright.z);
Vector3f v2(topleft.x, topleft.y, topleft.z);
Vector3f v3(topleft.x, bottomright.y, topleft.z);
Vector3f v4(bottomright.x, bottomright.y, bottomright.z);
Vector3f v5(bottomright.x, topleft.y, bottomright.z);
Vector3f v6(bottomright.x, topleft.y, topleft.z);
Vector3f v7(bottomright.x, bottomright.y, topleft.z);
begin(Quads);
// top
color(topcolor);
vertex(radius*v2);
vertex(radius*v1);
vertex(radius*v5);
vertex(radius*v6);
// sides
color(bottomcolor);
vertex(radius*v0);
color(topcolor);
vertex(radius*v1);
vertex(radius*v2);
color(bottomcolor);
vertex(radius*v3);
vertex(radius*v3);
color(topcolor);
vertex(radius*v2);
vertex(radius*v6);
color(bottomcolor);
vertex(radius*v7);
vertex(radius*v4);
color(topcolor);
vertex(radius*v5);
vertex(radius*v1);
color(bottomcolor);
vertex(radius*v0);
vertex(radius*v7);
color(topcolor);
vertex(radius*v6);
vertex(radius*v5);
color(bottomcolor);
vertex(radius*v4);
// bottom
color(bottomcolor);
vertex(radius*v4);
vertex(radius*v0);
vertex(radius*v3);
vertex(radius*v7);
end();
}
}
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