scummvm/engines/cge/game.cpp
2011-07-03 16:22:26 +02:00

92 lines
2.3 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* This code is based on original Soltys source code
* Copyright (c) 1994-1995 Janus B. Wisniewski and L.K. Avalon
*/
#include "cge/game.h"
#include "cge/events.h"
namespace CGE {
uint8 *glass(Dac *pal, uint8 r, uint8 g, uint8 b) {
uint8 *x = new uint8[256];
if (x) {
uint16 i;
for (i = 0; i < 256; i++) {
x[i] = closest(pal, mkDac(((uint16)(pal[i]._r) * r) / 255,
((uint16)(pal[i]._g) * g) / 255,
((uint16)(pal[i]._b) * b) / 255));
}
}
return x;
}
/* Useless?
uint8 *Mark(DAC *pal) {
#define f(c) (c ^ 63)
uint8 *x = new uint8[256];
if (x) {
uint16 i;
for (i = 0; i < 256; i++) {
x[i] = closest(pal, mkDax(f(pal[i]._R),
f(pal[i]._G),
f(pal[i]._B)));
}
}
return x;
#undef f
}
*/
int Fly::_l = 20,
Fly::_t = 40,
Fly::_r = 110,
Fly::_b = 100;
Fly::Fly(CGEEngine *vm, Bitmap **shpl)
: Sprite(vm, shpl), _tx(0), _ty(0), _vm(vm) {
step(new_random(2));
gotoxy(_l + new_random(_r - _l - _w), _t + new_random(_b - _t - _h));
}
void Fly::tick() {
step();
if (!_flags._kept) {
if (new_random(10) < 1) {
_tx = new_random(3) - 1;
_ty = new_random(3) - 1;
}
if (_x + _tx < _l || _x + _tx + _w > _r)
_tx = -_tx;
if (_y + _ty < _t || _y + _ty + _h > _b)
_ty = -_ty;
gotoxy(_x + _tx, _y + _ty);
}
}
} // End of namespace CGE