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scummvm/kyra/sprites.cpp
Torbjörn Andersson 64b5f32e81 Fixed compile error. 
svn-id: r19170
2005-10-19 07:16:17 +00:00

459 lines
13 KiB
C++
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/* ScummVM - Scumm Interpreter
* Copyright (C) 2004-2005 The ScummVM project
*
* 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.
*
* $Header$
*
*/
#include "common/stdafx.h"
#include "common/stream.h"
#include "common/util.h"
#include "common/system.h"
#include "kyra/screen.h"
#include "kyra/kyra.h"
#include "kyra/sprites.h"
#include "kyra/resource.h"
namespace Kyra {
Sprites::Sprites(KyraEngine *engine, OSystem *system) {
_engine = engine;
_res = engine->resource();
_screen = engine->screen();
_system = system;
_dat = 0;
memset(_anims, 0, sizeof(_anims));
_animDelay = 16;
}
Sprites::~Sprites() {
delete[] _dat;
}
Sprite Sprites::getSprite(uint8 spriteID) {
assert( spriteID < MAX_NUM_SPRITES);
return _sprites[spriteID];
}
void Sprites::drawSprites(uint8 srcPage, uint8 dstPage) {
int flags;
for (int i = 0; i < MAX_NUM_ANIMS; i++) {
if (_anims[i].script == 0 || !_anims[i].play)
break;
if (_anims[i].sprite >= 0) {
assert( _anims[i].sprite < MAX_NUM_SPRITES);
Sprite sprite = _sprites[_anims[i].sprite];
//debug(1, "Drawing from X %i, Y %i, to X %i, Y %i, width %i, height %i, srcPage %i, dstPage %i",
// sprite.x, sprite.y, _anims[i].x, _anims[i].y, sprite.width, sprite.height, srcPage, dstPage);
flags = Screen::CR_CLIPPED;
if (_anims[i].flipX)
flags |= Screen::CR_X_FLIPPED;
_screen->copyRegion(sprite.x, sprite.y, _anims[i].x, _anims[i].y, sprite.width, sprite.height, srcPage, dstPage, flags);
}
}
}
void Sprites::doAnims() {
uint32 currTime = _system->getMillis();
for (int i = 0; i < MAX_NUM_ANIMS; i++) {
if (_anims[i].script == 0 || !_anims[i].play || _anims[i].nextRun != 0 && _anims[i].nextRun > currTime)
continue;
uint8 *data;
if (_anims[i].reentry == 0) {
data = _anims[i].script;
//debug(1, "---Start of anim script---");
assert( READ_LE_UINT16(data) == 0xFF86 );
data += 2;
//debug(1, "Default X of sprite: %i", READ_LE_UINT16(data + 0x12) );
_anims[i].x = READ_LE_UINT16(data + 0x12);
//debug(1, "Default Y of sprite: %i", READ_LE_UINT16(data + 0x16) );
_anims[i].y = READ_LE_UINT16(data + 0x16);
//debug(1, "Anim %i flags: 22h: %i, 1ah: %i", i, READ_LE_UINT16(data + 0x22), READ_LE_UINT16(data + 0x1a));
/*
debug(1, "Anim %i data: 0h: %i, 2h: %i,4h: %i,6h: %i,8h: %i,ah: %i,ch: %i", i, READ_LE_UINT16(data + 0x0),
READ_LE_UINT16(data + 0x2), READ_LE_UINT16(data + 0x4),READ_LE_UINT16(data + 0x6),READ_LE_UINT16(data + 0x8),
READ_LE_UINT16(data + 0xa),READ_LE_UINT16(data + 0xc));
debug(1, "Anim %i data: eh: %i, 10h: %i,12h: %i,14h: %i,16h: %i,18h: %i,1ah: %i", i, READ_LE_UINT16(data + 0xe),
READ_LE_UINT16(data + 0x10), READ_LE_UINT16(data + 0x12),READ_LE_UINT16(data + 0x14),READ_LE_UINT16(data + 0x16),
READ_LE_UINT16(data + 0x18),READ_LE_UINT16(data + 0x1a));
debug(1, "Anim %i data: 1ch: %i, 1fh: %i,22h: %i,24h: %i,26h: %i,28h: %i,2ah: %i", i, READ_LE_UINT16(data + 0x1c),
READ_LE_UINT16(data + 0x1f), READ_LE_UINT16(data + 0x22),READ_LE_UINT16(data + 0x24),READ_LE_UINT16(data + 0x26),
READ_LE_UINT16(data + 0x28),READ_LE_UINT16(data + 0x2a));
*/
// TODO: Find out what the rest of this data (next 38h bytes) does.
data += 0x38;
} else {
data = _anims[i].reentry;
_anims[i].reentry = 0;
}
bool endLoop = false;
while (READ_LE_UINT16(data) != 0xFF87 && !endLoop) {
uint16 rndNr;
uint16 anim;
assert((data - _anims[i].script) < _anims[i].length);
switch (READ_LE_UINT16(data)) {
case 0xFF88:
data += 2;
debug(5, "func: Set sprite image.");
debug(5, "Sprite index %i", READ_LE_UINT16(data));
_anims[i].sprite = READ_LE_UINT16(data);
data += 2;
//debug(5, "Unused %i", READ_LE_UINT16(data));
data += 2;
debug(5, "X %i", READ_LE_UINT16(data));
_anims[i].x = READ_LE_UINT16(data);
data += 2;
debug(5, "Y %i", READ_LE_UINT16(data));
_anims[i].y = READ_LE_UINT16(data);
data += 2;
_anims[i].flipX = false;
break;
case 0xFF8D:
data += 2;
debug(5, "func: Set sprite image, flipped.");
debug(5, "Sprite index %i", READ_LE_UINT16(data));
_anims[i].sprite = READ_LE_UINT16(data);
data += 2;
//debug(9, "Unused %i", READ_LE_UINT16(data));
data += 2;
debug(5, "X %i", READ_LE_UINT16(data));
_anims[i].x = READ_LE_UINT16(data);
data += 2;
debug(5, "Y %i", READ_LE_UINT16(data));
_anims[i].y = READ_LE_UINT16(data);
data += 2;
_anims[i].flipX = true;
break;
case 0xFF8A:
data += 2;
debug(5, "func: Set time to wait");
debug(5, "Time %i", READ_LE_UINT16(data));
_anims[i].nextRun = _system->getMillis() + READ_LE_UINT16(data) * _animDelay;
data += 2;
break;
case 0xFFB3:
data += 2;
debug(5, "func: Set time to wait to random value");
rndNr = READ_LE_UINT16(data) + _rnd.getRandomNumber( READ_LE_UINT16(data) + 2);
debug(5, "Minimum time %i", READ_LE_UINT16(data));
data += 2;
debug(5, "Maximum time %i", READ_LE_UINT16(data));
data += 2;
_anims[i].nextRun = _system->getMillis() + rndNr * _animDelay;
break;
case 0xFF8C:
data += 2;
debug(5, "func: Wait until wait time has elapsed");
_anims[i].reentry = data;
endLoop = true;
//assert( _anims[i].nextRun > _system->getMillis());
break;
case 0xFF99:
data += 2;
debug(1, "TODO func: Set value of animation property 32h to 1");
break;
case 0xFF9A:
data += 2;
debug(1, "TODO func: Set value of animation property 32h to 0");
break;
case 0xFF97:
data += 2;
debug(5, "func: Set default X coordinate of sprite");
debug(5, "X %i", READ_LE_UINT16(data));
_anims[i].x = READ_LE_UINT16(data);
data += 2;
break;
case 0xFF98:
data += 2;
debug(5, "func: Set default Y coordinate of sprite");
debug(5, "Y %i", READ_LE_UINT16(data));
_anims[i].y = READ_LE_UINT16(data);
data += 2;
break;
case 0xFF8B:
debug(5, "func: Jump to start of script section");
//data = scriptStart;
_anims[i].nextRun = _system->getMillis();
endLoop = true;
break;
case 0xFF8E:
data += 2;
debug(5, "func: Begin for () loop");
debug(5, "Iterations: %i", READ_LE_UINT16(data));
_anims[i].loopsLeft = READ_LE_UINT16(data);
data += 2;
_anims[i].loopStart = data;
break;
case 0xFF8F:
data += 2;
debug(5, "func: End for () loop");
if (_anims[i].loopsLeft > 0) {
_anims[i].loopsLeft--;
data = _anims[i].loopStart;
}
break;
case 0xFF90:
data += 2;
debug(5, "func: Set sprite image using default X and Y");
debug(5, "Sprite index %i", READ_LE_UINT16(data));
_anims[i].sprite = READ_LE_UINT16(data);
_anims[i].flipX = false;
data += 2;
break;
case 0xFF91:
data += 2;
debug(5, "func: Set sprite image using default X and Y, flipped.");
debug(5, "Sprite index %i", READ_LE_UINT16(data));
_anims[i].sprite = READ_LE_UINT16(data);
_anims[i].flipX = true;
data += 2;
break;
case 0xFF92:
data += 2;
debug(5, "func: Increase value of default X-coordinate");
debug(5, "Increment %i", READ_LE_UINT16(data));
_anims[i].x += READ_LE_UINT16(data);
data += 2;
break;
case 0xFF93:
data += 2;
debug(5, "func: Increase value of default Y-coordinate");
debug(5, "Increment %i", READ_LE_UINT16(data));
_anims[i].y += READ_LE_UINT16(data);
data += 2;
break;
case 0xFF94:
data += 2;
debug(5, "func: Decrease value of default X-coordinate");
debug(5, "Decrement %i", READ_LE_UINT16(data));
_anims[i].x -= READ_LE_UINT16(data);
data += 2;
break;
case 0xFF95:
data += 2;
debug(5, "func: Decrease value of default Y-coordinate");
debug(5, "Decrement %i", READ_LE_UINT16(data));
_anims[i].y -= READ_LE_UINT16(data);
data += 2;
break;
case 0xFF96:
data += 2;
debug(9, "func: Stop animation");
debug(9, "Animation index %i", READ_LE_UINT16(data));
anim = READ_LE_UINT16(data);
data += 2;
_anims[anim].play = false;
_anims[anim].sprite = -1;
//debug(1, "Arg2 %i", READ_LE_UINT16(data));
//data += 2;
break;
/* case 0xFF97:
data += 2;
debug(1, "func: Set value of animation property 34h to 0");
break;*/
case 0xFFAD:
data += 2;
debug(1, "TODO func: Set Brandon's X coordinate");
debug(1, "X %i", READ_LE_UINT16(data));
data += 2;
break;
case 0xFFAE:
data += 2;
debug(1, "TODO func: Set Brandon's Y coordinate");
debug(1, "Y %i", READ_LE_UINT16(data));
data += 2;
break;
case 0xFFAF:
data += 2;
debug(1, "TODO func: Set Brandon's X sprite");
debug(1, "Sprite %i", READ_LE_UINT16(data));
data += 2;
break;
case 0xFFAA:
data += 2;
debug(1, "TODO func: Reset Brandon's sprite");
break;
case 0xFFAB:
data += 2;
debug(1, "TODO func: Update Brandon's sprite");
break;
case 0xFFB0:
data += 2;
debug(1, "TODO func: Play sound");
debug(1, "Sound index %i", READ_LE_UINT16(data));
data += 2;
break;
case 0xFFB1:
data += 2;
debug(1, "TODO func: Set unknown global bit");
break;
case 0xFFB2:
data += 2;
debug(1, "TODO func: Reset unknown global bit");
break;
case 0xFFB4:
data += 2;
debug(1, "TODO func: Play (at random) a certain sound at a certain percentage of time");
debug(1, "Sound index %i", READ_LE_UINT16(data));
data += 2;
debug(1, "Percentage %i", READ_LE_UINT16(data));
data += 2;
break;
case 0xFFA7:
data += 2;
debug(1, "TODO func: Unknown FFA7");
debug(1, " %i", READ_LE_UINT16(data));
data += 2;
break;
default:
debug(1, "Unsupported anim command %X", READ_LE_UINT16(data));
//endLoop = true;
data += 1;
break;
}
}
if (READ_LE_UINT16(data) == 0xFF87)
_anims[i].play = false;
//debug(1, "---End of anim script---");
}
}
void Sprites::loadDAT(const char *filename) {
debug(9, "Sprites::loadDat('%s')", filename);
uint32 fileSize;
uint8 spritesLoaded = 0;
delete[] _dat;
_dat = _res->fileData(filename, &fileSize);
memset(_anims, 0, sizeof(Anim) * MAX_NUM_ANIMS);
uint8 nextAnim = 0;
assert(fileSize > 0x6D);
memcpy(_screen->_currentPalette + 745 - 0x3D, _dat + 0x17, 0x3D);
_screen->setScreenPalette(_screen->_currentPalette);
uint8 *data = _dat + 0x6B;
uint16 length = READ_LE_UINT16(data);
data += 2;
//debug(1, "DAT body length: %i, filesize %i, current spot %i", length, fileSize, data - _dat);
if (length > 2) {
assert( length < fileSize);
uint8 *animstart;
uint8 *start = data;
while (1) {
if (((uint16)(data - _dat) >= fileSize) || (data - start) >= length)
break;
if (READ_LE_UINT16(data) == 0xFF83) {
//debug(1, "Body section end.");
data += 2;
break;
}
switch (READ_LE_UINT16(data)) {
case 0xFF81:
data += 2;
//debug(1, "Body section start");
break;
case 0xFF82:
data += 2;
//debug(1, "Unknown 0xFF82 section");
break;
case 0xFF84:
data += 2;
while (READ_LE_UINT16(data) != 0xFF85) {
uint16 spriteNum = READ_LE_UINT16(data);
//debug(1, "Spritenum: %i", spriteNum);
assert(spriteNum < MAX_NUM_SPRITES);
data += 2;
_sprites[spriteNum].x = READ_LE_UINT16(data) * 8;
data += 2;
_sprites[spriteNum].y = READ_LE_UINT16(data);
data += 2;
_sprites[spriteNum].width = READ_LE_UINT16(data) * 8;
data += 2;
_sprites[spriteNum].height = READ_LE_UINT16(data);
data += 2;
spritesLoaded++;
//debug(1, "Got sprite index: %i", spriteNum);
//debug(1, "X: %i", _sprites[spriteNum].x);
//debug(1, "Y: %i", _sprites[spriteNum].y);
//debug(1, "Width: %i", _sprites[spriteNum].width);
//debug(1, "Height: %i", _sprites[spriteNum].height);
}
//debug(1, "End of sprite images.");
data += 2;
break;
case 0xFF86:
assert(nextAnim < MAX_NUM_ANIMS);
_anims[nextAnim].script = data;
_anims[nextAnim].sprite = -1;
_anims[nextAnim].play = true;
animstart = data;
data += 2;
while (READ_LE_UINT16(data) != 0xFF87) {
assert((uint16)(data - _dat) < fileSize);
data += 2;
}
_anims[nextAnim].length = data - animstart;
//debug(1, "Found an anim script of length %i!", _anims[nextAnim].length);
nextAnim++;
data += 2;
break;
default:
debug(1, "Unknown code in DAT file: %x", READ_LE_UINT16(data));
data += 2;
break;
}
}
} else {
data += 2;
}
debug(1, "Room DAT file loaded. Found %i sprite and %i animation scripts.", spritesLoaded, nextAnim);
//debug(1, "Remainder after script: %i", fileSize - (data - _dat));
assert(fileSize - (data - _dat) == 0xC);
//TODO: Read in character entry coords here
}
} // end of namespace Kyra
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