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/* -*- C++ -*- */
/*
GAV - Gpl Arcade Volleyball
Copyright (C) 2002
GAV team (http://sourceforge.net/projects/gav/)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _BALL_H_
#define _BALL_H_
#include <SDL.h>
#include <math.h>
#include <map>
#include "FrameSeq.h"
#include "Team.h"
#include "globals.h"
#include "Theme.h"
#define ELASTIC_SMOOTH (0.8)
#define MIN_NET_SPEED (10)
//#define NET_X (312)
//#define NET_X (configuration.SCREEN_WIDTH / 2 - 8)
//#define NET_Y (configuration.SCREEN_HEIGHT /2 + ((3*configuration.SCREEN_HEIGHT)/200))
//#define CEILING_Y 24
//#define LEFT_WALL 7
//#define RIGHT_WALL(bw) (configuration.SCREEN_WIDTH - bw - 16)
typedef enum {
BALL_ORIG
} ball_t;
class Ball {
private:
FrameSeq * _frames;
int _speed;
float _angle;
int _spdx, _spdy;
int _x, _y;
int _oldx, _oldy;
int _frameIdx;
int _radius;
int _beginning;
int _accelY;
int _side;
int _scorerSide;
int _scoredTime;
std::map<Team *, int> _collisionCount;
Player * _inCollisionWith;
void loadFrameSeq(ball_t t) {
switch (t) {
case BALL_ORIG:
_frames = new LogicalFrameSeq(CurrentTheme->ball(),
configuration.ballFrameConf.nBallFrames);
break;
}
}
void assignPoint(int side, Team *t);
bool approaching(int spdx, float spdy);
// evaluates a collision ("sprite"-wise)
bool spriteCollide(Player *p);
// evaluate a collision
bool collide(Player *p);
void update_internal(Player * pl);
// void assignPoint(int side, Team *t);
bool netPartialCollision(int, int);
bool netFullCollision(int, int);
inline void update_direction(int ticks)
{
_spdy -= (_accelY * ticks / 1000);
}
void resetCollisionCount();
public:
Ball(ball_t t, int x = -1, int y = -1) : _x(x), _y(y), _frameIdx(0) {
_spdy = 0;
_spdx = 0;
loadFrameSeq(t);
_radius = _frames->width() / 2;
//cerr << "radius: " << _radius << endl;
_beginning = 0;
_accelY = 0; // as soon as the speed becomes <> 0, it becomes 500
_inCollisionWith = NULL;
_side = -1;
if ( _x < 0 )
_x = (configuration.SCREEN_WIDTH / 2) +
((configuration.SCREEN_WIDTH * _side) / 4) ;
if ( _y < 0 )
_y = (configuration.SCREEN_HEIGHT * 2) / 3;
_scorerSide = _scoredTime = 0;
}
void resetPos(int x, int y);
inline int speed() { return _speed; }
inline void speed(int v) { _speed = v; }
inline int x() { return _x; }
inline int y() { return _y; }
inline int radius() { return _radius; }
inline float angle() { return _angle; }
inline void angle(float v) { _angle = v; }
inline int spdx() { return _spdx; }
inline int spdy() { return _spdy; }
inline int frame() { return _frameIdx; }
inline void setX(int x) { _x = x; }
inline void setY(int y) { _y = y; }
inline int gravity() { return _accelY; }
void updateFrame(int passed);
void update(int passed, Team *tleft, Team *tright);
float distance(int, int);
void draw(SDL_Surface *scr = screen);
~Ball() {
delete(_frames);
}
};
#endif // _BALL_H_
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