Asteroids-Minigame/Asteroids/Schuss.cpp

#include "Schuss.h"

// Inhalt der Schuss Klasse aus Schuss.h
// Konstruktor
Schuss::Schuss( Vec2< float > pos, Vec2< float > speed )
{
	this->pos = pos;
	this->speed = speed;
	ref = 1;
}

// nicht constant
bool Schuss::tick( double zeit )
{
	pos += speed * (float)zeit;
	return 1;
}

void Schuss::render( Bild &zRObj )
{
	zRObj.drawLinie( (Punkt)pos, (Punkt)( pos - speed / 10 ), 0xFFFFFFFF );
}

// constant
bool Schuss::istInM2( const Model2D &mdl, Vertex &speed, float &rot, Vertex &hp ) const
{
    if( mdl.istPunktInnen( pos ) )
    {
        if( mdl.zModel()->calcHitPoint( ( ( pos - this->speed / 10 ) - mdl.getPosition() ).rotation( -mdl.getDrehung() ) / mdl.getSize(), Vertex( this->speed / 10 ).rotation( -mdl.getDrehung() ), "", hp, speed, rot ) )
        {
            speed = speed.rotation( mdl.getDrehung() );
            return 1;
        }
    }
    return 0;
}

void Schuss::save( Datei *zD ) const
{
	zD->schreibe( (char*)&pos.x, 4 );
	zD->schreibe( (char*)&pos.y, 4 );
	zD->schreibe( (char*)&speed.x, 4 );
	zD->schreibe( (char*)&speed.y, 4 );
}

Vec2< float > Schuss::getPos() const
{
	return pos;
}

// Reference Counting
Schuss *Schuss::getThis()
{
	ref++;
	return this;
}

Schuss *Schuss::release()
{
	ref--;
	if( !ref )
		delete this;
	return 0;
}