// --------------------------------------------------------------------------
//
// Copyright (c) 2003 Thomas D. Marsh. All rights reserved.
//
// "SSC" is free software; you can redistribute it
// and/or use it and/or modify it under the terms of
// the "GNU General Public License" (GPL).
//
// --------------------------------------------------------------------------

#include "missile.h"
#include "screen.h"
#include "draw.h"
#include "common.h"

int MISSILE = -1;

void Missile::move(double dt)
{
	ScreenObject::move(dt);

	age += dt;

	if (age > MAX_MISSILE_AGE)
		setState(DEAD);
}

Missile::Missile(ObjectType owner,
		 double rotation,
		 double x, double y, double z,
		 double fx, double fy, double fz)
	: ScreenObject(MISSILE_TYPE, MISSILE_RADIUS, MISSILE_MASS, 100,
		       x, y, z,
		       fx+sin(rotation)*MISSILE_SPEED,
		       fy-cos(rotation)*MISSILE_SPEED, fz),
		     age(0), owner_type(owner)
{
	switch (owner_type)
	{
	case BOGEY_TYPE:
		r = b = 0;
		g = 1;
		break;
	case PLAYER_TYPE:
		r = 1;
		g = b = 0;
	default:
		break;
	}

	if (MISSILE == -1)
	{
		MISSILE = glGenLists(1);
		glNewList(MISSILE, GL_COMPILE);
		GLUquadricObj *m = gluNewQuadric();
		gluSphere(m, radius, radius+3, 10);
		gluDeleteQuadric(m);
		glEndList();
	}
	setState(ALIVE);
}

Missile::~Missile()
{
}

bool Missile::collision(ScreenObject &obj) { return true; }

void Missile::draw()
{
	draw::setColor(r, g, b);
	glPushMatrix();
	glTranslated(mPosition.x, -mPosition.y, mPosition.z);
	glCallList(MISSILE);
	glPopMatrix();
}