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scummvm/engines/kyra/scene.cpp

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/* ScummVM - Scumm Interpreter
* Copyright (C) 2005-2006 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.
*
* $URL$
* $Id$
*
*/
#include "kyra/kyra.h"
#include "kyra/seqplayer.h"
#include "kyra/screen.h"
#include "kyra/resource.h"
#include "kyra/sound.h"
#include "kyra/sprites.h"
#include "kyra/wsamovie.h"
#include "kyra/animator.h"
#include "kyra/text.h"
#include "kyra/script.h"
#include "common/system.h"
#include "common/savefile.h"
namespace Kyra {
void KyraEngine::enterNewScene(int sceneId, int facing, int unk1, int unk2, int brandonAlive) {
debug(9, kDebugLevelMain, "KyraEngine::enterNewScene(%d, %d, %d, %d, %d)", sceneId, facing, unk1, unk2, brandonAlive);
int unkVar1 = 1;
_screen->hideMouse();
_handleInput = false;
_abortWalkFlag = false;
_abortWalkFlag2 = false;
if (_currentCharacter->sceneId == 7 && sceneId == 24) {
_newMusicTheme = 3;
} else if (_currentCharacter->sceneId == 25 && sceneId == 109) {
_newMusicTheme = 4;
} else if (_currentCharacter->sceneId == 120 && sceneId == 37) {
_newMusicTheme = 5;
} else if (_currentCharacter->sceneId == 52 && sceneId == 199) {
_newMusicTheme = 6;
} else if (_currentCharacter->sceneId == 37 && sceneId == 120) {
_newMusicTheme = 4;
} else if (_currentCharacter->sceneId == 109 && sceneId == 25) {
_newMusicTheme = 3;
} else if (_currentCharacter->sceneId == 24 && sceneId == 7) {
_newMusicTheme = 2;
}
if (_newMusicTheme != _curMusicTheme) {
snd_playTheme(_newMusicTheme);
}
switch (_currentCharacter->sceneId) {
case 1:
if (sceneId == 0) {
moveCharacterToPos(0, 0, _currentCharacter->x1, 84);
unkVar1 = 0;
}
break;
case 3:
if (sceneId == 2) {
moveCharacterToPos(0, 6, 155, _currentCharacter->y1);
unkVar1 = 0;
}
break;
case 26:
if (sceneId == 27) {
moveCharacterToPos(0, 6, 155, _currentCharacter->y1);
unkVar1 = 0;
}
break;
case 44:
if (sceneId == 45) {
moveCharacterToPos(0, 2, 192, _currentCharacter->y1);
unkVar1 = 0;
}
break;
default:
break;
}
if (unkVar1 && unk1) {
int xpos = _currentCharacter->x1;
int ypos = _currentCharacter->y1;
switch (facing) {
case 0:
ypos = _currentCharacter->y1 - 6;
break;
case 2:
xpos = 336;
break;
case 4:
ypos = 143;
break;
case 6:
xpos = -16;
break;
default:
break;
}
moveCharacterToPos(0, facing, xpos, ypos);
}
for (int i = 0; i < ARRAYSIZE(_movieObjects); ++i) {
_movieObjects[i]->close();
}
if (!brandonAlive) {
_scriptInterpreter->initScript(_scriptClick, _scriptClickData);
_scriptInterpreter->startScript(_scriptClick, 5);
while (_scriptInterpreter->validScript(_scriptClick)) {
_scriptInterpreter->runScript(_scriptClick);
}
}
memset(_entranceMouseCursorTracks, 0xFFFF, sizeof(uint16)*4);
_currentCharacter->sceneId = sceneId;
assert(sceneId < _roomTableSize);
assert(_roomTable[sceneId].nameIndex < _roomFilenameTableSize);
Room *currentRoom = &_roomTable[sceneId];
if (_currentRoom != 0xFFFF && (_features & GF_TALKIE)) {
char file[32];
assert(_currentRoom < _roomTableSize);
int tableId = _roomTable[_currentRoom].nameIndex;
assert(tableId < _roomFilenameTableSize);
strcpy(file, _roomFilenameTable[tableId]);
strcat(file, ".VRM");
_res->unloadPakFile(file);
}
_currentRoom = sceneId;
int tableId = _roomTable[_currentCharacter->sceneId].nameIndex;
char fileNameBuffer[32];
strcpy(fileNameBuffer, _roomFilenameTable[tableId]);
strcat(fileNameBuffer, ".DAT");
_sprites->loadDAT(fileNameBuffer, _sceneExits);
_sprites->setupSceneAnims();
_scriptInterpreter->unloadScript(_scriptClickData);
loadSceneMSC();
if ((_features & GF_TALKIE)) {
strcpy(fileNameBuffer, _roomFilenameTable[tableId]);
strcat(fileNameBuffer, ".VRM");
_res->loadPakFile(fileNameBuffer);
}
_walkBlockNorth = currentRoom->northExit;
_walkBlockEast = currentRoom->eastExit;
_walkBlockSouth = currentRoom->southExit;
_walkBlockWest = currentRoom->westExit;
if (_walkBlockNorth == 0xFFFF) {
_screen->blockOutRegion(0, 0, 320, (_northExitHeight & 0xFF)+3);
}
if (_walkBlockEast == 0xFFFF) {
_screen->blockOutRegion(312, 0, 8, 139);
}
if (_walkBlockSouth == 0xFFFF) {
_screen->blockOutRegion(0, 135, 320, 8);
}
if (_walkBlockWest == 0xFFFF) {
_screen->blockOutRegion(0, 0, 8, 139);
}
if (!brandonAlive) {
updatePlayerItemsForScene();
}
startSceneScript(brandonAlive);
setupSceneItems();
initSceneData(facing, unk2, brandonAlive);
_loopFlag2 = 0;
_screen->showMouse();
if (!brandonAlive) {
seq_poisonDeathNow(0);
}
updateMousePointer(true);
_changedScene = true;
}
void KyraEngine::transcendScenes(int roomIndex, int roomName) {
debug(9, kDebugLevelMain, "KyraEngine::transcendScenes(%d, %d)", roomIndex, roomName);
assert(roomIndex < _roomTableSize);
if (_features & GF_TALKIE) {
char file[32];
assert(roomIndex < _roomTableSize);
int tableId = _roomTable[roomIndex].nameIndex;
assert(tableId < _roomFilenameTableSize);
strcpy(file, _roomFilenameTable[tableId]);
strcat(file, ".VRM");
_res->unloadPakFile(file);
}
_roomTable[roomIndex].nameIndex = roomName;
_unkScreenVar2 = 1;
_unkScreenVar3 = 1;
_unkScreenVar1 = 0;
_brandonPosX = _currentCharacter->x1;
_brandonPosY = _currentCharacter->y1;
enterNewScene(roomIndex, _currentCharacter->facing, 0, 0, 0);
_unkScreenVar1 = 1;
_unkScreenVar2 = 0;
_unkScreenVar3 = 0;
}
void KyraEngine::setSceneFile(int roomIndex, int roomName) {
debug(9, kDebugLevelMain, "KyraEngine::setSceneFile(%d, %d)", roomIndex, roomName);
assert(roomIndex < _roomTableSize);
_roomTable[roomIndex].nameIndex = roomName;
}
void KyraEngine::moveCharacterToPos(int character, int facing, int xpos, int ypos) {
debug(9, kDebugLevelMain, "KyraEngine::moveCharacterToPos(%d, %d, %d, %d)", character, facing, xpos, ypos);
Character *ch = &_characterList[character];
ch->facing = facing;
_screen->hideMouse();
xpos = (int16)(xpos & 0xFFFC);
ypos = (int16)(ypos & 0xFFFE);
disableTimer(19);
disableTimer(14);
disableTimer(18);
uint32 nextFrame = 0;
switch (facing) {
case 0:
while (ypos < ch->y1) {
nextFrame = getTimerDelay(5 + character) * _tickLength + _system->getMillis();
setCharacterPositionWithUpdate(character);
while (_system->getMillis() < nextFrame) { updateGameTimers(); }
}
break;
case 2:
while (ch->x1 < xpos) {
nextFrame = getTimerDelay(5 + character) * _tickLength + _system->getMillis();
setCharacterPositionWithUpdate(character);
while (_system->getMillis() < nextFrame) { updateGameTimers(); }
}
break;
case 4:
while (ypos > ch->y1) {
nextFrame = getTimerDelay(5 + character) * _tickLength + _system->getMillis();
setCharacterPositionWithUpdate(character);
while (_system->getMillis() < nextFrame) { updateGameTimers(); }
}
break;
case 6:
while (ch->x1 > xpos) {
nextFrame = getTimerDelay(5 + character) * _tickLength + _system->getMillis();
setCharacterPositionWithUpdate(character);
while (_system->getMillis() < nextFrame) { updateGameTimers(); }
}
break;
default:
break;
}
enableTimer(19);
enableTimer(14);
enableTimer(18);
_screen->showMouse();
}
void KyraEngine::setCharacterPositionWithUpdate(int character) {
debug(9, kDebugLevelMain, "KyraEngine::setCharacterPositionWithUpdate(%d)", character);
setCharacterPosition(character, 0);
_sprites->updateSceneAnims();
updateGameTimers();
_animator->updateAllObjectShapes();
updateTextFade();
if (_currentCharacter->sceneId == 210) {
updateKyragemFading();
}
}
int KyraEngine::setCharacterPosition(int character, int *facingTable) {
debug(9, kDebugLevelMain, "KyraEngine::setCharacterPosition(%d, 0x%X)", character, facingTable);
if (character == 0) {
_currentCharacter->x1 += _charXPosTable[_currentCharacter->facing];
_currentCharacter->y1 += _charYPosTable[_currentCharacter->facing];
setCharacterPositionHelper(0, facingTable);
return 1;
} else {
_characterList[character].x1 += _charXPosTable[_characterList[character].facing];
_characterList[character].y1 += _charYPosTable[_characterList[character].facing];
if (_characterList[character].sceneId == _currentCharacter->sceneId) {
setCharacterPositionHelper(character, 0);
}
}
return 0;
}
void KyraEngine::setCharacterPositionHelper(int character, int *facingTable) {
debug(9, kDebugLevelMain, "KyraEngine::setCharacterPositionHelper(%d, 0x%X)", character, facingTable);
Character *ch = &_characterList[character];
++ch->currentAnimFrame;
int facing = ch->facing;
if (facingTable) {
if (*facingTable != *(facingTable - 1)) {
if (*(facingTable - 1) == *(facingTable + 1)) {
facing = getOppositeFacingDirection(*(facingTable - 1));
*facingTable = *(facingTable - 1);
}
}
}
static uint8 facingIsZero[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
static uint8 facingIsFour[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
if (facing == 0) {
++facingIsZero[character];
} else {
bool resetTables = false;
if (facing != 7) {
if (facing - 1 != 0) {
if (facing != 4) {
if (facing == 3 || facing == 5) {
if (facingIsFour[character] > 2) {
facing = 4;
}
resetTables = true;
}
} else {
++facingIsFour[character];
}
} else {
if (facingIsZero[character] > 2) {
facing = 0;
}
resetTables = true;
}
} else {
if (facingIsZero[character] > 2) {
facing = 0;
}
resetTables = true;
}
if (resetTables) {
facingIsZero[character] = 0;
facingIsFour[character] = 0;
}
}
static const uint16 maxAnimationFrame[] = {
0x000F, 0x0031, 0x0055, 0x0000, 0x0000, 0x0000,
0x0008, 0x002A, 0x004E, 0x0000, 0x0000, 0x0000,
0x0022, 0x0046, 0x006A, 0x0000, 0x0000, 0x0000,
0x001D, 0x0041, 0x0065, 0x0000, 0x0000, 0x0000,
0x001F, 0x0043, 0x0067, 0x0000, 0x0000, 0x0000,
0x0028, 0x004C, 0x0070, 0x0000, 0x0000, 0x0000,
0x0023, 0x0047, 0x006B, 0x0000, 0x0000, 0x0000
};
if (facing == 0) {
if (maxAnimationFrame[36+character] > ch->currentAnimFrame) {
ch->currentAnimFrame = maxAnimationFrame[36+character];
}
if (maxAnimationFrame[30+character] < ch->currentAnimFrame) {
ch->currentAnimFrame = maxAnimationFrame[36+character];
}
} else if (facing == 4) {
if (maxAnimationFrame[18+character] > ch->currentAnimFrame) {
ch->currentAnimFrame = maxAnimationFrame[18+character];
}
if (maxAnimationFrame[12+character] < ch->currentAnimFrame) {
ch->currentAnimFrame = maxAnimationFrame[18+character];
}
} else {
if (maxAnimationFrame[18+character] < ch->currentAnimFrame) {
ch->currentAnimFrame = maxAnimationFrame[30+character];
}
if (maxAnimationFrame[character] == ch->currentAnimFrame) {
ch->currentAnimFrame = maxAnimationFrame[6+character];
}
if (maxAnimationFrame[character] < ch->currentAnimFrame) {
ch->currentAnimFrame = maxAnimationFrame[6+character]+2;
}
}
if (character == 0) {
if (_brandonStatusBit & 0x10)
ch->currentAnimFrame = 88;
}
_animator->animRefreshNPC(character);
}
int KyraEngine::getOppositeFacingDirection(int dir) {
debug(9, kDebugLevelMain, "KyraEngine::getOppositeFacingDirection(%d)", dir);
switch (dir) {
case 0:
return 2;
break;
case 1:
return 1;
break;
case 3:
return 7;
break;
case 4:
return 6;
break;
case 5:
return 5;
break;
case 6:
return 4;
break;
case 7:
return 3;
break;
default:
break;
}
return 0;
}
void KyraEngine::loadSceneMSC() {
assert(_currentCharacter->sceneId < _roomTableSize);
int tableId = _roomTable[_currentCharacter->sceneId].nameIndex;
assert(tableId < _roomFilenameTableSize);
char fileNameBuffer[32];
strcpy(fileNameBuffer, _roomFilenameTable[tableId]);
strcat(fileNameBuffer, ".MSC");
_screen->fillRect(0, 0, 319, 199, 0, 5);
loadBitmap(fileNameBuffer, 3, 5, 0);
}
void KyraEngine::startSceneScript(int brandonAlive) {
debug(9, kDebugLevelMain, "KyraEngine::startSceneScript(%d)", brandonAlive);
assert(_currentCharacter->sceneId < _roomTableSize);
int tableId = _roomTable[_currentCharacter->sceneId].nameIndex;
assert(tableId < _roomFilenameTableSize);
char fileNameBuffer[32];
strcpy(fileNameBuffer, _roomFilenameTable[tableId]);
strcat(fileNameBuffer, ".CPS");
loadBitmap(fileNameBuffer, 3, 3, 0);
_sprites->loadSceneShapes();
_exitListPtr = 0;
_screen->setScreenPalette(_screen->_currentPalette);
_scaleMode = 1;
for (int i = 0; i < 145; ++i) {
_scaleTable[i] = 256;
}
clearNoDropRects();
_scriptInterpreter->initScript(_scriptClick, _scriptClickData);
strcpy(fileNameBuffer, _roomFilenameTable[tableId]);
strcat(fileNameBuffer, ".EMC");
_scriptInterpreter->unloadScript(_scriptClickData);
_scriptInterpreter->loadScript(fileNameBuffer, _scriptClickData, _opcodeTable, _opcodeTableSize, 0);
_scriptInterpreter->startScript(_scriptClick, 0);
_scriptClick->variables[0] = _currentCharacter->sceneId;
_scriptClick->variables[7] = brandonAlive;
while (_scriptInterpreter->validScript(_scriptClick)) {
_scriptInterpreter->runScript(_scriptClick);
}
}
void KyraEngine::initSceneData(int facing, int unk1, int brandonAlive) {
debug(9, kDebugLevelMain, "KyraEngine::initSceneData(%d, %d, %d)", facing, unk1, brandonAlive);
int16 xpos2 = 0;
int setFacing = 1;
int16 xpos = 0, ypos = 0;
if (_brandonPosX == -1 && _brandonPosY == -1) {
switch (facing+1) {
case 0:
xpos = ypos = -1;
break;
case 1: case 2: case 8:
xpos = _sceneExits.southXPos;
ypos = _sceneExits.southYPos;
break;
case 3:
xpos = _sceneExits.westXPos;
ypos = _sceneExits.westYPos;
break;
case 4: case 5: case 6:
xpos = _sceneExits.northXPos;
ypos = _sceneExits.northYPos;
break;
case 7:
xpos = _sceneExits.eastXPos;
ypos = _sceneExits.eastYPos;
break;
default:
break;
}
if ((uint8)(_northExitHeight & 0xFF) + 2 >= ypos) {
ypos = (_northExitHeight & 0xFF) + 4;
}
if (xpos >= 308) {
xpos = 304;
}
if ((uint8)(_northExitHeight >> 8) - 2 <= ypos) {
ypos = (_northExitHeight >> 8) - 4;
}
if (xpos <= 12) {
xpos = 16;
}
}
if (_brandonPosX > -1) {
xpos = _brandonPosX;
}
if (_brandonPosY > -1) {
ypos = _brandonPosY;
}
int16 ypos2 = 0;
if (_brandonPosX > -1 && _brandonPosY > -1) {
switch (_currentCharacter->sceneId) {
case 1:
_currentCharacter->x1 = xpos;
_currentCharacter->x2 = xpos;
_currentCharacter->y1 = ypos;
_currentCharacter->y2 = ypos;
facing = 4;
xpos2 = 192;
ypos2 = 104;
setFacing = 0;
unk1 = 1;
break;
case 3:
_currentCharacter->x1 = xpos;
_currentCharacter->x2 = xpos;
_currentCharacter->y1 = ypos;
_currentCharacter->y2 = ypos;
facing = 2;
xpos2 = 204;
ypos2 = 94;
setFacing = 0;
unk1 = 1;
break;
case 26:
_currentCharacter->x1 = xpos;
_currentCharacter->x2 = xpos;
_currentCharacter->y1 = ypos;
_currentCharacter->y2 = ypos;
facing = 2;
xpos2 = 192;
ypos2 = 128;
setFacing = 0;
unk1 = 1;
break;
case 44:
_currentCharacter->x1 = xpos;
_currentCharacter->x2 = xpos;
_currentCharacter->y1 = ypos;
_currentCharacter->y2 = ypos;
facing = 6;
xpos2 = 156;
ypos2 = 96;
setFacing = 0;
unk1 = 1;
break;
case 37:
_currentCharacter->x1 = xpos;
_currentCharacter->x2 = xpos;
_currentCharacter->y1 = ypos;
_currentCharacter->y2 = ypos;
facing = 2;
xpos2 = 148;
ypos2 = 114;
setFacing = 0;
unk1 = 1;
break;
default:
break;
}
}
_brandonPosX = _brandonPosY = -1;
if (unk1 && setFacing) {
ypos2 = ypos;
xpos2 = xpos;
switch (facing) {
case 0:
ypos = 142;
break;
case 2:
xpos = -16;
break;
case 4:
ypos = (uint8)(_northExitHeight & 0xFF) - 4;
break;
case 6:
xpos = 336;
break;
default:
break;
}
}
xpos2 = (int16)(xpos2 & 0xFFFC);
ypos2 = (int16)(ypos2 & 0xFFFE);
xpos = (int16)(xpos & 0xFFFC);
ypos = (int16)(ypos & 0xFFFE);
_currentCharacter->facing = facing;
_currentCharacter->x1 = xpos;
_currentCharacter->x2 = xpos;
_currentCharacter->y1 = ypos;
_currentCharacter->y2 = ypos;
initSceneObjectList(brandonAlive);
if (unk1 && brandonAlive == 0) {
moveCharacterToPos(0, facing, xpos2, ypos2);
}
_scriptClick->variables[4] = _itemInHand;
_scriptClick->variables[7] = brandonAlive;
_scriptInterpreter->startScript(_scriptClick, 3);
while (_scriptInterpreter->validScript(_scriptClick)) {
_scriptInterpreter->runScript(_scriptClick);
}
}
void KyraEngine::initSceneObjectList(int brandonAlive) {
debug(9, kDebugLevelMain, "KyraEngine::initSceneObjectList(%d)", brandonAlive);
for (int i = 0; i < 28; ++i) {
_animator->actors()[i].active = 0;
}
int startAnimFrame = 0;
AnimObject *curAnimState = _animator->actors();
curAnimState->active = 1;
curAnimState->drawY = _currentCharacter->y1;
curAnimState->sceneAnimPtr = _shapes[4+_currentCharacter->currentAnimFrame];
curAnimState->animFrameNumber = _currentCharacter->currentAnimFrame;
startAnimFrame = _currentCharacter->currentAnimFrame-7;
int xOffset = _defaultShapeTable[startAnimFrame].xOffset;
int yOffset = _defaultShapeTable[startAnimFrame].yOffset;
if (_scaleMode) {
curAnimState->x1 = _currentCharacter->x1;
curAnimState->y1 = _currentCharacter->y1;
_animator->_brandonScaleX = _scaleTable[_currentCharacter->y1];
_animator->_brandonScaleY = _scaleTable[_currentCharacter->y1];
curAnimState->x1 += (_animator->_brandonScaleX * xOffset) >> 8;
curAnimState->y1 += (_animator->_brandonScaleY * yOffset) >> 8;
} else {
curAnimState->x1 = _currentCharacter->x1 + xOffset;
curAnimState->y1 = _currentCharacter->y1 + yOffset;
}
curAnimState->x2 = curAnimState->x1;
curAnimState->y2 = curAnimState->y1;
curAnimState->refreshFlag = 1;
curAnimState->bkgdChangeFlag = 1;
_animator->clearQueue();
_animator->addObjectToQueue(curAnimState);
int listAdded = 0;
int addedObjects = 1;
for (int i = 1; i < 5; ++i) {
Character *ch = &_characterList[i];
curAnimState = &_animator->actors()[addedObjects];
if (ch->sceneId != _currentCharacter->sceneId) {
curAnimState->active = 0;
curAnimState->refreshFlag = 0;
curAnimState->bkgdChangeFlag = 0;
++addedObjects;
continue;
}
curAnimState->drawY = ch->y1;
curAnimState->sceneAnimPtr = _shapes[4+ch->currentAnimFrame];
curAnimState->animFrameNumber = ch->currentAnimFrame;
startAnimFrame = ch->currentAnimFrame-7;
xOffset = _defaultShapeTable[startAnimFrame].xOffset;
yOffset = _defaultShapeTable[startAnimFrame].yOffset;
if (_scaleMode) {
curAnimState->x1 = ch->x1;
curAnimState->y1 = ch->y1;
_animator->_brandonScaleX = _scaleTable[ch->y1];
_animator->_brandonScaleY = _scaleTable[ch->y1];
curAnimState->x1 += (_animator->_brandonScaleX * xOffset) >> 8;
curAnimState->y1 += (_animator->_brandonScaleY * yOffset) >> 8;
} else {
curAnimState->x1 = ch->x1 + xOffset;
curAnimState->y1 = ch->y1 + yOffset;
}
curAnimState->x2 = curAnimState->x1;
curAnimState->y2 = curAnimState->y1;
curAnimState->active = 1;
curAnimState->refreshFlag = 1;
curAnimState->bkgdChangeFlag = 1;
if (ch->facing >= 1 && ch->facing <= 3) {
curAnimState->flags |= 1;
} else if (ch->facing >= 5 && ch->facing <= 7) {
curAnimState->flags &= 0xFFFFFFFE;
}
_animator->addObjectToQueue(curAnimState);
++addedObjects;
++listAdded;
if (listAdded < 2)
i = 5;
}
for (int i = 0; i < 11; ++i) {
curAnimState = &_animator->sprites()[i];
if (_sprites->_anims[i].play) {
curAnimState->active = 1;
curAnimState->refreshFlag = 1;
curAnimState->bkgdChangeFlag = 1;
} else {
curAnimState->active = 0;
curAnimState->refreshFlag = 0;
curAnimState->bkgdChangeFlag = 0;
}
curAnimState->height = _sprites->_anims[i].height;
curAnimState->height2 = _sprites->_anims[i].height2;
curAnimState->width = _sprites->_anims[i].width + 1;
curAnimState->width2 = _sprites->_anims[i].width2;
curAnimState->drawY = _sprites->_anims[i].drawY;
curAnimState->x1 = curAnimState->x2 = _sprites->_anims[i].x;
curAnimState->y1 = curAnimState->y2 = _sprites->_anims[i].y;
curAnimState->background = _sprites->_anims[i].background;
curAnimState->sceneAnimPtr = _sprites->_sceneShapes[_sprites->_anims[i].sprite];
curAnimState->disable = _sprites->_anims[i].disable;
if (_sprites->_anims[i].unk2)
curAnimState->flags = 0x800;
else
curAnimState->flags = 0;
if (_sprites->_anims[i].flipX)
curAnimState->flags |= 0x1;
_animator->addObjectToQueue(curAnimState);
}
for (int i = 0; i < 12; ++i) {
curAnimState = &_animator->items()[i];
Room *curRoom = &_roomTable[_currentCharacter->sceneId];
byte curItem = curRoom->itemsTable[i];
if (curItem != 0xFF) {
curAnimState->drawY = curRoom->itemsYPos[i];
curAnimState->sceneAnimPtr = _shapes[220+curItem];
curAnimState->animFrameNumber = (int16)0xFFFF;
curAnimState->y1 = curRoom->itemsYPos[i];
curAnimState->x1 = curRoom->itemsXPos[i];
curAnimState->x1 -= (_animator->fetchAnimWidth(curAnimState->sceneAnimPtr, _scaleTable[curAnimState->drawY])) >> 1;
curAnimState->y1 -= _animator->fetchAnimHeight(curAnimState->sceneAnimPtr, _scaleTable[curAnimState->drawY]);
curAnimState->x2 = curAnimState->x1;
curAnimState->y2 = curAnimState->y1;
curAnimState->active = 1;
curAnimState->refreshFlag = 1;
curAnimState->bkgdChangeFlag = 1;
_animator->addObjectToQueue(curAnimState);
} else {
curAnimState->active = 0;
curAnimState->refreshFlag = 0;
curAnimState->bkgdChangeFlag = 0;
}
}
_animator->preserveAnyChangedBackgrounds();
curAnimState = _animator->actors();
curAnimState->bkgdChangeFlag = 1;
curAnimState->refreshFlag = 1;
for (int i = 1; i < 28; ++i) {
curAnimState = &_animator->objects()[i];
if (curAnimState->active) {
curAnimState->bkgdChangeFlag = 1;
curAnimState->refreshFlag = 1;
}
}
_animator->restoreAllObjectBackgrounds();
_animator->preserveAnyChangedBackgrounds();
_animator->prepDrawAllObjects();
initSceneScreen(brandonAlive);
_animator->copyChangedObjectsForward(0);
}
void KyraEngine::initSceneScreen(int brandonAlive) {
// XXX (Pointless?) Palette stuff
if (_unkScreenVar2 == 1) {
_screen->shuffleScreen(8, 8, 304, 128, 2, 0, _unkScreenVar3, false);
} else {
_screen->copyRegion(8, 8, 8, 8, 304, 128, 2, 0);
}
_screen->updateScreen();
// XXX More (pointless?) palette stuff
if (!_scriptInterpreter->startScript(_scriptClick, 2))
error("Could not start script function 2 of scene script");
_scriptClick->variables[7] = brandonAlive;
while (_scriptInterpreter->validScript(_scriptClick))
_scriptInterpreter->runScript(_scriptClick);
setTextFadeTimerCountdown(-1);
if (_currentCharacter->sceneId == 210) {
if (_itemInHand != -1)
magicOutMouseItem(2, -1);
_screen->hideMouse();
for (int i = 0; i < 10; ++i) {
if (_currentCharacter->inventoryItems[i] != 0xFF)
magicOutMouseItem(2, i);
}
_screen->showMouse();
}
}
int KyraEngine::handleSceneChange(int xpos, int ypos, int unk1, int frameReset) {
debug(9, kDebugLevelMain, "KyraEngine::handleSceneChange(%d, %d, %d, %d)", xpos, ypos, unk1, frameReset);
if (queryGameFlag(0xEF)) {
unk1 = 0;
}
int sceneId = _currentCharacter->sceneId;
_pathfinderFlag = 0;
if (xpos < 12) {
if (_roomTable[sceneId].westExit != 0xFFFF) {
xpos = 12;
ypos = _sceneExits.westYPos;
_pathfinderFlag = 7;
}
} else if(xpos >= 308) {
if (_roomTable[sceneId].eastExit != 0xFFFF) {
xpos = 307;
ypos = _sceneExits.eastYPos;
_pathfinderFlag = 13;
}
}
if (ypos <= (_northExitHeight&0xFF)+2) {
if (_roomTable[sceneId].northExit != 0xFFFF) {
xpos = _sceneExits.northXPos;
ypos = _northExitHeight & 0xFF;
_pathfinderFlag = 14;
}
} else if (ypos >= 136) {
if (_roomTable[sceneId].southExit != 0xFFFF) {
xpos = _sceneExits.southXPos;
ypos = 136;
_pathfinderFlag = 11;
}
}
int temp = xpos - _currentCharacter->x1;
if (ABS(temp) < 4) {
temp = ypos - _currentCharacter->y1;
if (ABS(temp) < 2) {
return 0;
}
}
int x = (int16)(_currentCharacter->x1 & 0xFFFC);
int y = (int16)(_currentCharacter->y1 & 0xFFFE);
xpos = (int16)(xpos & 0xFFFC);
ypos = (int16)(ypos & 0xFFFE);
int ret = findWay(x, y, xpos, ypos, _movFacingTable, 150);
_pathfinderFlag = 0;
if (ret >= _lastFindWayRet) {
_lastFindWayRet = ret;
}
if (ret == 0x7D00 || ret == 0) {
return 0;
}
return processSceneChange(_movFacingTable, unk1, frameReset);
}
int KyraEngine::processSceneChange(int *table, int unk1, int frameReset) {
debug(9, kDebugLevelMain, "KyraEngine::processSceneChange(0x%X, %d, %d)", table, unk1, frameReset);
if (queryGameFlag(0xEF)) {
unk1 = 0;
}
int *tableStart = table;
_sceneChangeState = 0;
_loopFlag2 = 0;
bool running = true;
int returnValue = 0;
uint32 nextFrame = 0;
_abortWalkFlag = false;
_mousePressFlag = false;
while (running) {
if (_abortWalkFlag) {
*table = 8;
_currentCharacter->currentAnimFrame = 7;
_animator->animRefreshNPC(0);
_animator->updateAllObjectShapes();
processInput(_mouseX, _mouseY);
return 0;
}
bool forceContinue = false;
switch (*table) {
case 0: case 1: case 2:
case 3: case 4: case 5:
case 6: case 7:
_currentCharacter->facing = getOppositeFacingDirection(*table);
break;
case 8:
forceContinue = true;
running = false;
break;
default:
++table;
forceContinue = true;
break;
}
returnValue = changeScene(_currentCharacter->facing);
if (returnValue) {
running = false;
_abortWalkFlag = false;
}
if (unk1) {
if (_mousePressFlag) {
running = false;
_sceneChangeState = 1;
}
}
if (forceContinue || !running) {
continue;
}
int temp = 0;
if (table == tableStart || table[1] == 8) {
temp = setCharacterPosition(0, 0);
} else {
temp = setCharacterPosition(0, table);
}
if (temp) {
++table;
}
nextFrame = getTimerDelay(5) * _tickLength + _system->getMillis();
while (_system->getMillis() < nextFrame) {
_sprites->updateSceneAnims();
updateMousePointer();
updateGameTimers();
_animator->updateAllObjectShapes();
updateTextFade();
if (_currentCharacter->sceneId == 210) {
updateKyragemFading();
if (seq_playEnd() || _beadStateVar == 4 || _beadStateVar == 5) {
*table = 8;
running = false;
break;
}
}
if ((nextFrame - _system->getMillis()) >= 10)
delay(10);
}
}
if (frameReset && !(_brandonStatusBit & 2)) {
_currentCharacter->currentAnimFrame = 7;
}
_animator->animRefreshNPC(0);
_animator->updateAllObjectShapes();
return returnValue;
}
int KyraEngine::changeScene(int facing) {
debug(9, kDebugLevelMain, "KyraEngine::changeScene(%d)", facing);
if (queryGameFlag(0xEF)) {
if (_currentCharacter->sceneId == 5) {
return 0;
}
}
int xpos = _charXPosTable[facing] + _currentCharacter->x1;
int ypos = _charYPosTable[facing] + _currentCharacter->y1;
if (xpos >= 12 && xpos <= 308) {
if (!lineIsPassable(xpos, ypos))
return false;
}
if (_exitListPtr) {
int16 *ptr = _exitListPtr;
// this loop should be only entered on time, seems to be some hack in the original
while (true) {
if (*ptr == -1)
break;
if (*ptr > _currentCharacter->x1 || _currentCharacter->y1 < ptr[1] || _currentCharacter->x1 > ptr[2] || _currentCharacter->y1 > ptr[3]) {
ptr += 10;
break;
}
_brandonPosX = ptr[6];
_brandonPosY = ptr[7];
uint16 sceneId = ptr[5];
facing = ptr[4];
int unk1 = ptr[8];
int unk2 = ptr[9];
if (sceneId == 0xFFFF) {
switch (facing) {
case 0:
sceneId = _roomTable[_currentCharacter->sceneId].northExit;
break;
case 2:
sceneId = _roomTable[_currentCharacter->sceneId].eastExit;
break;
case 4:
sceneId = _roomTable[_currentCharacter->sceneId].southExit;
break;
case 6:
sceneId = _roomTable[_currentCharacter->sceneId].westExit;
break;
default:
break;
}
}
_currentCharacter->facing = facing;
_animator->animRefreshNPC(0);
_animator->updateAllObjectShapes();
enterNewScene(sceneId, facing, unk1, unk2, 0);
resetGameFlag(0xEE);
return 1;
}
}
int returnValue = 0;
facing = 0;
if ((_northExitHeight & 0xFF) + 2 >= ypos || (_northExitHeight & 0xFF) + 2 >= _currentCharacter->y1) {
facing = 0;
returnValue = 1;
}
if (xpos >= 308 || (_currentCharacter->x1 + 4) >= 308) {
facing = 2;
returnValue = 1;
}
if (((_northExitHeight >> 8) & 0xFF) - 2 < ypos || ((_northExitHeight >> 8) & 0xFF) - 2 < _currentCharacter->y1) {
facing = 4;
returnValue = 1;
}
if (xpos <= 12 || _currentCharacter->y1 <= 12) {
facing = 6;
returnValue = 1;
}
if (!returnValue)
return 0;
uint16 sceneId = 0xFFFF;
switch (facing) {
case 0:
sceneId = _roomTable[_currentCharacter->sceneId].northExit;
break;
case 2:
sceneId = _roomTable[_currentCharacter->sceneId].eastExit;
break;
case 4:
sceneId = _roomTable[_currentCharacter->sceneId].southExit;
break;
default:
sceneId = _roomTable[_currentCharacter->sceneId].westExit;
break;
}
if (sceneId == 0xFFFF)
return 0;
enterNewScene(sceneId, facing, 1, 1, 0);
return returnValue;
}
void KyraEngine::setCharactersInDefaultScene() {
static const uint32 defaultSceneTable[][4] = {
{ 0xFFFF, 0x0004, 0x0003, 0xFFFF },
{ 0xFFFF, 0x0022, 0xFFFF, 0x0000 },
{ 0xFFFF, 0x001D, 0x0021, 0xFFFF },
{ 0xFFFF, 0x0000, 0x0000, 0xFFFF }
};
for (int i = 1; i < 5; ++i) {
Character *cur = &_characterList[i];
//cur->field_20 = 0;
const uint32 *curTable = defaultSceneTable[i-1];
cur->sceneId = curTable[0];
if (cur->sceneId == _currentCharacter->sceneId) {
//++cur->field_20;
cur->sceneId = curTable[1/*cur->field_20*/];
}
//cur->field_23 = curTable[cur->field_20+1];
}
}
void KyraEngine::setCharactersPositions(int character) {
static uint16 initXPosTable[] = {
0x3200, 0x0024, 0x2230, 0x2F00, 0x0020, 0x002B,
0x00CA, 0x00F0, 0x0082, 0x00A2, 0x0042
};
static uint8 initYPosTable[] = {
0x00, 0xA2, 0x00, 0x42, 0x00,
0x67, 0x67, 0x60, 0x5A, 0x71,
0x76
};
assert(character < ARRAYSIZE(initXPosTable));
Character *edit = &_characterList[character];
edit->x1 = edit->x2 = initXPosTable[character];
edit->y1 = edit->y2 = initYPosTable[character];
}
#pragma mark -
#pragma mark - Pathfinder
#pragma mark -
int KyraEngine::findWay(int x, int y, int toX, int toY, int *moveTable, int moveTableSize) {
debug(9, kDebugLevelMain, "KyraEngine::findWay(%d, %d, %d, %d, 0x%X, %d)", x, y, toX, toY, moveTable, moveTableSize);
x &= 0xFFFC; toX &= 0xFFFC;
y &= 0xFFFE; toY &= 0xFFFE;
x = (int16)x; y = (int16)y; toX = (int16)toX; toY = (int16)toY;
if (x == toY && y == toY) {
moveTable[0] = 8;
return 0;
}
int curX = x;
int curY = y;
int lastUsedEntry = 0;
int tempValue = 0;
int *pathTable1 = new int[0x7D0];
int *pathTable2 = new int[0x7D0];
assert(pathTable1 && pathTable2);
while (true) {
int newFacing = getFacingFromPointToPoint(x, y, toX, toY);
changePosTowardsFacing(curX, curY, newFacing);
if (curX == toX && curY == toY) {
if (!lineIsPassable(curX, curY))
break;
moveTable[lastUsedEntry++] = newFacing;
break;
}
if (lineIsPassable(curX, curY)) {
if (lastUsedEntry == moveTableSize) {
delete [] pathTable1;
delete [] pathTable2;
return 0x7D00;
}
// debug drawing
//if (curX >= 0 && curY >= 0 && curX < 320 && curY < 200) {
// _screen->setPagePixel(0, curX, curY, 11);
// _screen->updateScreen();
// waitTicks(5);
//}
moveTable[lastUsedEntry++] = newFacing;
x = curX;
y = curY;
continue;
}
int temp = 0;
while (true) {
newFacing = getFacingFromPointToPoint(curX, curY, toX, toY);
changePosTowardsFacing(curX, curY, newFacing);
// debug drawing
//if (curX >= 0 && curY >= 0 && curX < 320 && curY < 200) {
// _screen->setPagePixel(0, curX, curY, 8);
// _screen->updateScreen();
// waitTicks(5);
//}
if (!lineIsPassable(curX, curY)) {
if (curX != toX || curY != toY)
continue;
}
if (curX == toX && curY == toY) {
if (!lineIsPassable(curX, curY)) {
tempValue = 0;
temp = 0;
break;
}
}
temp = findSubPath(x, y, curX, curY, pathTable1, 1, 0x7D0);
tempValue = findSubPath(x, y, curX, curY, pathTable2, 0, 0x7D0);
if (curX == toX && curY == toY) {
if (temp == 0x7D00 && tempValue == 0x7D00) {
delete [] pathTable1;
delete [] pathTable2;
return 0x7D00;
}
}
if (temp != 0x7D00 || tempValue != 0x7D00) {
break;
}
}
if (temp < tempValue) {
if (lastUsedEntry + temp > moveTableSize) {
delete [] pathTable1;
delete [] pathTable2;
return 0x7D00;
}
memcpy(&moveTable[lastUsedEntry], pathTable1, temp*sizeof(int));
lastUsedEntry += temp;
} else {
if (lastUsedEntry + tempValue > moveTableSize) {
delete [] pathTable1;
delete [] pathTable2;
return 0x7D00;
}
memcpy(&moveTable[lastUsedEntry], pathTable2, tempValue*sizeof(int));
lastUsedEntry += tempValue;
}
x = curX;
y = curY;
if (curX == toX && curY == toY) {
break;
}
}
delete [] pathTable1;
delete [] pathTable2;
moveTable[lastUsedEntry] = 8;
return getMoveTableSize(moveTable);
}
int KyraEngine::findSubPath(int x, int y, int toX, int toY, int *moveTable, int start, int end) {
debug(9, kDebugLevelMain, "KyraEngine::findSubPath(%d, %d, %d, %d, 0x%X, %d, %d)", x, y, toX, toY, moveTable, start, end);
// only used for debug specific code
//static uint16 unkTable[] = { 8, 5 };
static const int8 facingTable1[] = { 7, 0, 1, 2, 3, 4, 5, 6, 1, 2, 3, 4, 5, 6, 7, 0 };
static const int8 facingTable2[] = { -1, 0, -1, 2, -1, 4, -1, 6, -1, 2, -1, 4, -1, 6, -1, 0 };
static const int8 facingTable3[] = { 2, 4, 4, 6, 6, 0, 0, 2, 6, 6, 0, 0, 2, 2, 4, 4 };
static const int8 addPosTableX[] = { -1, 0, -1, 4, -1, 0, -1, -4, -1, -4, -1, 0, -1, 4, -1, 0 };
static const int8 addPosTableY[] = { -1, 2, -1, 0, -1, -2, -1, 0, -1, 0, -1, 2, -1, 0, -1, -2 };
// debug specific
//++unkTable[start];
//while (_screen->getPalette(0)[unkTable[start]] != 0x0F) {
// ++unkTable[start];
//}
int xpos1 = x, xpos2 = x;
int ypos1 = y, ypos2 = y;
int newFacing = getFacingFromPointToPoint(x, y, toX, toY);
int position = 0;
while (position != end) {
int newFacing2 = newFacing;
while (true) {
changePosTowardsFacing(xpos1, ypos1, facingTable1[start*8 + newFacing2]);
if (!lineIsPassable(xpos1, ypos1)) {
if (facingTable1[start*8 + newFacing2] == newFacing) {
return 0x7D00;
}
newFacing2 = facingTable1[start*8 + newFacing2];
xpos1 = x;
ypos1 = y;
continue;
}
newFacing = facingTable1[start*8 + newFacing2];
break;
}
// debug drawing
//if (xpos1 >= 0 && ypos1 >= 0 && xpos1 < 320 && ypos1 < 200) {
// _screen->setPagePixel(0, xpos1, ypos1, unkTable[start]);
// _screen->updateScreen();
// waitTicks(5);
//}
if (newFacing & 1) {
int temp = xpos1 + addPosTableX[newFacing + start * 8];
if (toX == temp) {
temp = ypos1 + addPosTableY[newFacing + start * 8];
if (toY == temp) {
moveTable[position++] = facingTable2[newFacing + start * 8];
return position;
}
}
}
moveTable[position++] = newFacing;
x = xpos1;
y = ypos1;
if (x == toX && y == toY) {
return position;
}
if (xpos1 == xpos2 && ypos1 == ypos2) {
break;
}
newFacing = facingTable3[start*8 + newFacing];
}
return 0x7D00;
}
int KyraEngine::getFacingFromPointToPoint(int x, int y, int toX, int toY) {
debug(9, kDebugLevelMain, "KyraEngine::getFacingFromPointToPoint(%d, %d, %d, %d)", x, y, toX, toY);
static const int facingTable[] = {
1, 0, 1, 2, 3, 4, 3, 2, 7, 0, 7, 6, 5, 4, 5, 6
};
int facingEntry = 0;
int ydiff = y - toY;
if (ydiff < 0) {
++facingEntry;
ydiff = -ydiff;
}
facingEntry <<= 1;
int xdiff = toX - x;
if (xdiff < 0) {
++facingEntry;
xdiff = -xdiff;
}
if (xdiff >= ydiff) {
int temp = ydiff;
ydiff = xdiff;
xdiff = temp;
facingEntry <<= 1;
} else {
facingEntry <<= 1;
facingEntry += 1;
}
int temp = (ydiff + 1) >> 1;
if (xdiff < temp) {
facingEntry <<= 1;
facingEntry += 1;
} else {
facingEntry <<= 1;
}
assert(facingEntry < ARRAYSIZE(facingTable));
return facingTable[facingEntry];
}
void KyraEngine::changePosTowardsFacing(int &x, int &y, int facing) {
debug(9, kDebugLevelMain, "KyraEngine::changePosTowardsFacing(%d, %d, %d)", x, y, facing);
x += _addXPosTable[facing];
y += _addYPosTable[facing];
}
bool KyraEngine::lineIsPassable(int x, int y) {
debug(9, kDebugLevelMain, "KyraEngine::lineIsPassable(%d, %d)", x, y);
if (queryGameFlag(0xEF)) {
if (_currentCharacter->sceneId == 5)
return true;
}
if (_pathfinderFlag & 2) {
if (x >= 312)
return false;
}
if (_pathfinderFlag & 4) {
if (y >= 136)
return false;
}
if (_pathfinderFlag & 8) {
if (x < 8)
return false;
}
if (_pathfinderFlag2) {
if (x <= 8 || x >= 312)
return true;
if (y < (_northExitHeight & 0xFF) || y > 135)
return true;
}
if (y > 137) {
return false;
}
int ypos = 8;
if (_scaleMode) {
ypos = (_scaleTable[y] >> 5) + 1;
if (8 < ypos)
ypos = 8;
}
x -= (ypos >> 1);
if (y < 0)
y = 0;
int xpos = x;
int xtemp = xpos + ypos - 1;
if (x < 0)
xpos = 0;
if (xtemp > 319)
xtemp = 319;
for (; xpos < xtemp; ++xpos) {
if (!_screen->getShapeFlag1(xpos, y))
return false;
}
return true;
}
int KyraEngine::getMoveTableSize(int *moveTable) {
debug(9, kDebugLevelMain, "KyraEngine::getMoveTableSize(0x%X)", moveTable);
int retValue = 0;
if (moveTable[0] == 8)
return 0;
static const int facingTable[] = {
4, 5, 6, 7, 0, 1, 2, 3
};
static const int unkTable[] = {
-1, -1, 1, 2, -1, 6, 7, -1,
-1, -1, -1, -1, 2, -1, 0, -1,
1, -1, -1, -1, 3, 4, -1, 0,
2, -1, -1, -1, -1, -1, 4, -1,
-1, 2, 3, -1, -1, -1, 5, 6,
6, -1, 4, -1, -1, -1, -1, -1,
7, 0, -1, 4, 5, -1, -1, -1,
-1, -1, 0, -1, 6, -1, -1, -1
};
int *oldPosition = moveTable;
int *tempPosition = moveTable;
int *curPosition = moveTable + 1;
retValue = 1;
while (*curPosition != 8) {
if (*oldPosition == facingTable[*curPosition]) {
retValue -= 2;
*oldPosition = 9;
*curPosition = 9;
while (tempPosition != moveTable) {
--tempPosition;
if (*tempPosition != 9)
break;
}
if (tempPosition == moveTable && *tempPosition == 9) {
while (*tempPosition != 8 && *tempPosition == 9) {
++tempPosition;
}
if (*tempPosition == 8) {
return 0;
}
}
oldPosition = tempPosition;
curPosition = oldPosition+1;
while (*curPosition != 8 && *curPosition == 9) {
++curPosition;
}
continue;
}
if (unkTable[*curPosition+((*oldPosition)*8)] != -1) {
--retValue;
*oldPosition = unkTable[*curPosition+((*oldPosition)*8)];
*curPosition = 9;
if (tempPosition != oldPosition) {
curPosition = oldPosition;
oldPosition = tempPosition;
while (true) {
if (tempPosition == moveTable) {
break;
}
--tempPosition;
if (*tempPosition != 9) {
break;
}
}
} else {
while (true) {
++curPosition;
if (*curPosition != 9) {
break;
}
}
}
continue;
}
tempPosition = oldPosition;
oldPosition = curPosition;
++retValue;
while (true) {
++curPosition;
if (*curPosition != 9) {
break;
}
}
}
return retValue;
}
} // end of namespace Kyra
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