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/*
draw.cc
This file is part of the Osirion project and is distributed under
the terms and conditions of the GNU General Public License version 2
*/
// projet headers
#include "render/render.h"
#include "render/sphere.h"
#include "render/box.h"
#include "client/client.h"
#include "client/draw.h"
namespace client
{
render::Sphere sphere(math::Vector3f(0,0,0),1);
void draw_star(game::Star *star, float elapsed)
{
render::gl::color(star->color);
sphere.radius = star->radius;
sphere.draw();
}
math::Vector3f v0(1.0f, -1.0f, -1.0f);
math::Vector3f v1(1.0f, 1.0f, -1.0f);
math::Vector3f v2(1.0f, 1.0f, 1.0f);
math::Vector3f v3(1.0f, -1.0f, 1.0f);
math::Vector3f v4(-1.0f, -1.0f, -1.0f);
math::Vector3f v5(-1.0f, 1.0f, -1.0f);
math::Vector3f v6(-1.0f, 1.0f, 1.0f);
math::Vector3f v7(-1.0f, -1.0f, 1.0f);
float angle = 0;
void draw_ship(game::Ship *ship, float elapsed)
{
using math::Vector3f;
using math::Color;
using namespace render;
gl::rotate(ship->yaw(), 0.0f, 1.0f, 0.0f );
Vector3f tl(0.25, 0.125, 0.125);
Vector3f br(-0.25, -0.125, -0.125);
Box box(tl, br);
box.draw();
tl = Vector3f(0, 0.07, 0.25);
br = Vector3f(-0.5, -0.07, 0.125);
Box engine1(tl, br);
engine1.topcolor = Color(0.7, 0.7, 0.7);
engine1.bottomcolor = engine1.topcolor * 0.5;
engine1.draw();
tl = Vector3f(0, 0.07, -0.125);
br = Vector3f(-0.5, -0.07, -0.25);
Box engine2(tl, br);
engine2.topcolor = engine1.topcolor;
engine2.bottomcolor = engine1.bottomcolor;
engine2.draw();
tl = Vector3f(0.4, 0.07, 0.07);
br = Vector3f(0.25, -0.07, -0.07);
Box cockpit(tl, br);
cockpit.topcolor = engine1.topcolor;
cockpit.bottomcolor = engine1.bottomcolor;
cockpit.draw();
if(ship->thrust() > 0 ) {
gl::color(1.0f,0 ,0 );
gl::begin(gl::Lines);
gl::vertex(-0.5f, 0, 0.185);
gl::vertex(-0.5f-0.25f*ship->thrust(), 0, 0.185);
gl::vertex(-0.5f, 0, -0.185f);
gl::vertex(-0.5f-0.25f*ship->thrust(), 0, -0.185f);
gl::end();
}
// shield rotation
gl::rotate(angle, 0.0f, 1.0f, 0.0f );
angle += 180.0f * elapsed;
if( angle > 360.0f ) {
angle -= 360.0f;
}
// draw the shield
gl::color(Color(0.0f, 1.0f ,0.0f , 0.5f));
gl::begin(gl::LineStrip);
gl::vertex(v0);
gl::vertex(v1);
gl::vertex(v2);
gl::vertex(v3);
gl::vertex(v0);
gl::end();
gl::begin(gl::LineStrip);
gl::vertex(v4);
gl::vertex(v5);
gl::vertex(v6);
gl::vertex(v7);
gl::vertex(v4);
gl::end();
}
void draw_world(float elapsed)
{
using namespace render;
// draw the ship
gl::push();
gl::translate(game.ship->location);
gl::scale(0.2f, 0.2f, 0.2f);
draw_ship(game.ship, elapsed);
gl::pop();
// draw the star
gl::push();
gl::translate(game.star->location);
draw_star(game.star, elapsed);
gl::pop();
}
}
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