scummvm/engines/kyra/scene_v2.cpp

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/* 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.
*
* $URL$
* $Id$
*
*/
#include "kyra/kyra_v2.h"
#include "kyra/screen_v2.h"
#include "kyra/sound.h"
#include "kyra/wsamovie.h"
#include "common/func.h"
namespace Kyra {
void KyraEngine_v2::enterNewScene(uint16 newScene, int facing, int unk1, int unk2, int unk3) {
// XXX
_screen->hideMouse();
if (!unk3) {
//updateSpecialItems();
//displayInvWsaLastFrame();
}
if (unk1) {
int x = _mainCharacter.x1;
int y = _mainCharacter.y1;
switch (facing) {
case 0:
y -= 6;
break;
case 2:
x = 335;
break;
case 4:
y = 147;
break;
case 6:
x = -16;
break;
default:
break;
}
moveCharacter(facing, x, y);
}
bool newSoundFile = false;
if (_sceneList[newScene].sound != _lastMusicCommand) {
newSoundFile = true;
//XXX
_sound->beginFadeOut();
}
_unkFlag1 = false;
if (!unk3) {
_scriptInterpreter->initScript(&_sceneScriptState, &_sceneScriptData);
_scriptInterpreter->startScript(&_sceneScriptState, 5);
while (_scriptInterpreter->validScript(&_sceneScriptState))
_scriptInterpreter->runScript(&_sceneScriptState);
}
Common::for_each(_wsaSlots, _wsaSlots+ARRAYSIZE(_wsaSlots), Common::mem_fun(&WSAMovieV2::close));
_specialExitCount = 0;
memset(_specialExitTable, -1, sizeof(_specialExitTable));
_mainCharacter.sceneId = newScene;
_sceneList[newScene].flags &= ~1;
loadScenePal();
unloadScene();
loadSceneMsc();
SceneDesc &scene = _sceneList[newScene];
_sceneExit1 = scene.exit1;
_sceneExit2 = scene.exit2;
_sceneExit3 = scene.exit3;
_sceneExit4 = scene.exit4;
if (newSoundFile) {
//XXX while (snd_isPlaying()) ;
snd_loadSoundFile(_sceneList[newScene].sound);
}
startSceneScript(unk3);
if (_overwriteSceneFacing) {
facing = _mainCharacter.facing;
_overwriteSceneFacing = false;
}
enterNewSceneUnk1(facing, unk2, unk3);
setTimer1DelaySecs(-1);
_sceneScriptState.regs[3] = 1;
enterNewSceneUnk2(unk3);
_screen->showMouse();
_unk5 = 0;
//setNextIdleAnimTimer();
_currentScene = newScene;
}
void KyraEngine_v2::enterNewSceneUnk1(int facing, int unk1, int unk2) {
int x = 0, y = 0;
int x2 = 0, y2 = 0;
bool needProc = true;
if (_mainCharX == -1 && _mainCharY == -1) {
switch (facing+1) {
case 1: case 2: case 8:
x2 = _sceneEnterX3;
y2 = _sceneEnterY3;
break;
case 3:
x2 = _sceneEnterX4;
y2 = _sceneEnterY4;
break;
case 4: case 5: case 6:
x2 = _sceneEnterX1;
y2 = _sceneEnterY1;
break;
case 7:
x2 = _sceneEnterX2;
y2 = _sceneEnterY2;
break;
default:
x2 = y2 = -1;
break;
}
if (x2 >= 316)
x2 = 312;
if (y2 >= 141)
y2 = 139;
if (x2 <= 4)
x2 = 8;
}
if (_mainCharX >= 0) {
x = x2 = _mainCharX;
needProc = false;
}
if (_mainCharY >= 0) {
y = y2 = _mainCharY;
needProc = false;
}
_mainCharX = _mainCharY = -1;
if (unk1 && needProc) {
x = x2;
y = y2;
switch (facing) {
case 0:
y2 = 147;
break;
case 2:
x2 = -16;
break;
case 4:
y2 = y - 4;
break;
case 6:
x2 = 335;
break;
default:
break;
}
}
x2 &= ~3;
x &= ~3;
y2 &= ~1;
y &= ~1;
_mainCharacter.facing = facing;
_mainCharacter.x1 = _mainCharacter.x2 = x2;
_mainCharacter.y1 = _mainCharacter.y2 = y2;
initSceneAnims(unk2);
if (!unk2)
snd_playWanderScoreViaMap(_sceneList[_mainCharacter.sceneId].sound, 0);
if (unk1 && !unk2 && _mainCharacter.animFrame != 32)
moveCharacter(facing, x, y);
}
void KyraEngine_v2::enterNewSceneUnk2(int unk1) {
_unk3 = -1;
if (_mainCharX == -1 && _mainCharY == -1 && _mainCharacter.sceneId != 61 &&
!queryGameFlag(0x1F1) && !queryGameFlag(0x192) && !queryGameFlag(0x193) &&
_mainCharacter.sceneId != 70 && !queryGameFlag(0x159) && _mainCharacter.sceneId != 37) {
_mainCharacter.animFrame = _characterFrameTable[_mainCharacter.facing];
updateCharacterAnim(0);
refreshAnimObjectsIfNeed();
}
if (!unk1) {
runSceneScript4(0);
//XXX sub_27158
}
_unk4 = 0;
_unk3 = -1;
}
int KyraEngine_v2::trySceneChange(int *moveTable, int unk1, int updateChar) {
bool running = true;
bool unkFlag = false;
int8 updateType = -1;
int changedScene = 0;
const int *moveTableStart = moveTable;
_unk4 = 0;
while (running && !_quitFlag) {
if (*moveTable >= 0 && *moveTable <= 7) {
_mainCharacter.facing = getOppositeFacingDirection(*moveTable);
unkFlag = true;
} else {
if (*moveTable == 8) {
running = false;
} else {
++moveTable;
unkFlag = false;
}
}
if (checkSceneChange()) {
running = false;
changedScene = 1;
}
if (unk1) {
// TODO: check this again
int inputFlag = checkInput(0/*dword_324C5*/);
if (inputFlag == 198 || inputFlag == 199) {
running = false;
_unk4 = 1;
}
}
if (!unkFlag || !running)
continue;
int ret = 0;
if (moveTable == moveTableStart || moveTable[1] == 8)
ret = updateCharPos(0);
else
ret = updateCharPos(moveTable);
if (ret)
++moveTable;
++updateType;
if (!updateType) {
update();
} else if (updateType == 1) {
refreshAnimObjectsIfNeed();
updateType = -1;
}
}
if (updateChar)
_mainCharacter.animFrame = _characterFrameTable[_mainCharacter.facing];
updateCharacterAnim(0);
refreshAnimObjectsIfNeed();
if (!changedScene && !_unk4) {
//XXX
}
return changedScene;
}
int KyraEngine_v2::checkSceneChange() {
SceneDesc &curScene = _sceneList[_mainCharacter.sceneId];
int charX = _mainCharacter.x1, charY = _mainCharacter.y1;
int facing = 0;
int process = 0;
if (_screen->getLayer(charX, charY) == 1 && _unk3 == -6) {
facing = 0;
process = 1;
} else if (charX >= 316 && _unk3 == -5) {
facing = 2;
process = 1;
} else if (charY >= 142 && _unk3 == -4) {
facing = 4;
process = 1;
} else if (charX <= 4 && _unk3 == -3) {
facing = 6;
process = 1;
}
if (!process)
return 0;
uint16 newScene = 0xFFFF;
switch (facing) {
case 0:
newScene = curScene.exit1;
break;
case 2:
newScene = curScene.exit2;
break;
case 4:
newScene = curScene.exit3;
break;
case 6:
newScene = curScene.exit4;
break;
default:
newScene = _mainCharacter.sceneId;
break;
}
if (newScene == 0xFFFF)
return 0;
enterNewScene(newScene, facing, 1, 1, 0);
return 1;
}
void KyraEngine_v2::unloadScene() {
_scriptInterpreter->unloadScript(&_sceneScriptData);
freeSceneShapePtrs();
freeSceneAnims();
}
void KyraEngine_v2::loadScenePal() {
uint16 sceneId = _mainCharacter.sceneId;
memcpy(_screen->getPalette(1), _screen->getPalette(0), 768);
char filename[14];
strcpy(filename, _sceneList[sceneId].filename);
strcat(filename, ".COL");
_screen->loadBitmap(filename, 3, 3, 0);
memcpy(_screen->getPalette(1), _screen->getCPagePtr(3), 384);
memset(_screen->getPalette(1), 0, 3);
memcpy(_scenePal, _screen->getCPagePtr(3)+336, 432);
}
void KyraEngine_v2::loadSceneMsc() {
uint16 sceneId = _mainCharacter.sceneId;
char filename[14];
strcpy(filename, _sceneList[sceneId].filename);
strcat(filename, ".MSC");
_screen->loadBitmap(filename, 3, 5, 0);
}
void KyraEngine_v2::startSceneScript(int unk1) {
uint16 sceneId = _mainCharacter.sceneId;
char filename[14];
strcpy(filename, _sceneList[sceneId].filename);
if (sceneId == 68 && (queryGameFlag(0x1BC) || queryGameFlag(0x1DC)))
strcpy(filename, "DOORX");
strcat(filename, ".CPS");
_screen->loadBitmap(filename, 3, 3, 0);
resetScaleTable();
_useCharPal = false;
memset(_charPalTable, 0, sizeof(_charPalTable));
memset(_layerFlagTable, 0, sizeof(_layerFlagTable));
memset(_specialSceneScriptState, 0, sizeof(_specialSceneScriptState));
_sceneEnterX1 = 160;
_sceneEnterY1 = 0;
_sceneEnterX2 = 296;
_sceneEnterY2 = 72;
_sceneEnterX3 = 160;
_sceneEnterY3 = 128;
_sceneEnterX4 = 24;
_sceneEnterY4 = 72;
_sceneCommentString = "Undefined scene comment string!";
_scriptInterpreter->initScript(&_sceneScriptState, &_sceneScriptData);
strcpy(filename, _sceneList[sceneId].filename);
strcat(filename, ".");
strcat(filename, _scriptLangExt[_lang]);
assert(_res->getFileSize(filename));
_scriptInterpreter->loadScript(filename, &_sceneScriptData, &_opcodes);
runSceneScript7();
_scriptInterpreter->startScript(&_sceneScriptState, 0);
_sceneScriptState.regs[0] = sceneId;
_sceneScriptState.regs[5] = unk1;
while (_scriptInterpreter->validScript(&_sceneScriptState))
_scriptInterpreter->runScript(&_sceneScriptState);
memcpy(_gamePlayBuffer, _screen->getCPagePtr(3), 46080);
for (int i = 0; i < 10; ++i) {
_scriptInterpreter->initScript(&_sceneSpecialScripts[i], &_sceneScriptData);
_scriptInterpreter->startScript(&_sceneSpecialScripts[i], i+8);
_sceneSpecialScriptsTimer[i] = 0;
}
_sceneEnterX1 &= ~3;
_sceneEnterX2 &= ~3;
_sceneEnterX3 &= ~3;
_sceneEnterX4 &= ~3;
_sceneEnterY1 &= ~1;
_sceneEnterY2 &= ~1;
_sceneEnterY3 &= ~1;
_sceneEnterY4 &= ~1;
}
void KyraEngine_v2::runSceneScript2() {
_scriptInterpreter->initScript(&_sceneScriptState, &_sceneScriptData);
_sceneScriptState.regs[4] = _itemInHand;
_scriptInterpreter->startScript(&_sceneScriptState, 2);
while (_scriptInterpreter->validScript(&_sceneScriptState))
_scriptInterpreter->runScript(&_sceneScriptState);
}
void KyraEngine_v2::runSceneScript4(int unk1) {
_sceneScriptState.regs[4] = _itemInHand;
_sceneScriptState.regs[5] = unk1;
_scriptInterpreter->startScript(&_sceneScriptState, 4);
while (_scriptInterpreter->validScript(&_sceneScriptState))
_scriptInterpreter->runScript(&_sceneScriptState);
}
void KyraEngine_v2::runSceneScript6() {
_scriptInterpreter->initScript(&_sceneScriptState, &_sceneScriptData);
_sceneScriptState.regs[0] = _mainCharacter.sceneId;
_sceneScriptState.regs[1] = _mouseX;
_sceneScriptState.regs[2] = _mouseY;
_sceneScriptState.regs[4] = _itemInHand;
_scriptInterpreter->startScript(&_sceneScriptState, 6);
while (_scriptInterpreter->validScript(&_sceneScriptState))
_scriptInterpreter->runScript(&_sceneScriptState);
}
void KyraEngine_v2::runSceneScript7() {
int oldPage = _screen->_curPage;
_screen->_curPage = 2;
_scriptInterpreter->startScript(&_sceneScriptState, 7);
while (_scriptInterpreter->validScript(&_sceneScriptState))
_scriptInterpreter->runScript(&_sceneScriptState);
_screen->_curPage = oldPage;
}
void KyraEngine_v2::initSceneAnims(int unk1) {
for (int i = 0; i < ARRAYSIZE(_animObjects); ++i)
_animObjects[i].enabled = 0;
bool animInit = false;
AnimObj *animState = &_animObjects[0];
if (_mainCharacter.animFrame != 32)
_mainCharacter.animFrame = _characterFrameTable[_mainCharacter.facing];
animState->enabled = 1;
animState->xPos1 = _mainCharacter.x1;
animState->yPos1 = _mainCharacter.y1;
animState->shapePtr = _defaultShapeTable[_mainCharacter.animFrame];
animState->shapeIndex1 = animState->shapeIndex2 = _mainCharacter.animFrame;
int frame = _mainCharacter.animFrame - 9;
int shapeX = _shapeDescTable[frame].xAdd;
int shapeY = _shapeDescTable[frame].yAdd;
animState->xPos2 = _mainCharacter.x1;
animState->yPos2 = _mainCharacter.y1;
_charScaleX = _charScaleY = getScale(_mainCharacter.x1, _mainCharacter.y1);
int shapeXScaled = (shapeX * _charScaleX) >> 8;
int shapeYScaled = (shapeY * _charScaleY) >> 8;
animState->xPos2 += shapeXScaled;
animState->yPos2 += shapeYScaled;
animState->xPos3 = animState->xPos2;
animState->yPos3 = animState->yPos2;
animState->needRefresh = 1;
animState->unk8 = 1;
_animList = 0;
AnimObj *charAnimState = animState;
for (int i = 0; i < 10; ++i) {
animState = &_animObjects[i+1];
animState->enabled = 0;
animState->needRefresh = 0;
animState->unk8 = 0;
if (_sceneAnims[i].flags & 1) {
animState->enabled = 1;
animState->needRefresh = 1;
animState->unk8 = 1;
}
animState->animFlags = _sceneAnims[i].flags & 8;
if (_sceneAnims[i].flags & 2)
animState->flags = 0x800;
else
animState->flags = 0;
if (_sceneAnims[i].flags & 4)
animState->flags |= 1;
animState->xPos1 = _sceneAnims[i].x;
animState->yPos1 = _sceneAnims[i].y;
if (_sceneAnims[i].flags & 0x20)
animState->shapePtr = _sceneShapeTable[_sceneAnims[i].shapeIndex];
else
animState->shapePtr = 0;
if (_sceneAnims[i].flags & 0x40) {
animState->shapeIndex3 = _sceneAnims[i].shapeIndex;
animState->animNum = i;
} else {
animState->shapeIndex3 = 0xFFFF;
animState->animNum = 0xFFFF;
}
animState->shapeIndex2 = 0xFFFF;
animState->xPos3 = animState->xPos2 = _sceneAnims[i].x2;
animState->yPos3 = animState->yPos2 = _sceneAnims[i].y2;
animState->width = _sceneAnims[i].width;
animState->height = _sceneAnims[i].height;
animState->width2 = animState->height2 = _sceneAnims[i].specialSize;
if (_sceneAnims[i].flags & 1) {
if (animInit) {
_animList = addToAnimListSorted(_animList, animState);
} else {
_animList = initAnimList(_animList, animState);
animInit = true;
}
}
}
if (animInit) {
_animList = addToAnimListSorted(_animList, charAnimState);
} else {
_animList = initAnimList(_animList, charAnimState);
animInit = true;
}
for (int i = 0; i < 30; ++i) {
animState = &_animObjects[i+11];
uint16 shapeIndex = _itemList[i].id;
if (shapeIndex == 0xFFFF || _itemList[i].sceneId != _mainCharacter.sceneId) {
animState->enabled = 0;
animState->needRefresh = 0;
animState->unk8 = 0;
} else {
animState->xPos1 = _itemList[i].x;
animState->yPos1 = _itemList[i].y;
animState->shapePtr = _defaultShapeTable[64+shapeIndex];
animState->shapeIndex1 = animState->shapeIndex2 = shapeIndex+64;
animState->xPos2 = _itemList[i].x;
animState->yPos2 = _itemList[i].y;
int objectScale = getScale(animState->xPos2, animState->yPos2);
const uint8 *shape = getShapePtr(animState->shapeIndex1);
animState->xPos2 -= (_screen->getShapeScaledWidth(shape, objectScale) >> 1);
animState->yPos2 -= (_screen->getShapeScaledHeight(shape, objectScale) >> 1);
animState->xPos3 = animState->xPos2;
animState->yPos3 = animState->yPos2;
animState->enabled = 1;
animState->needRefresh = 1;
animState->unk8 = 1;
if (animInit) {
_animList = addToAnimListSorted(_animList, animState);
} else {
_animList = initAnimList(_animList, animState);
animInit = true;
}
}
}
_animObjects[0].unk8 = 1;
_animObjects[0].needRefresh = 1;
for (int i = 1; i < 41; ++i) {
if (_animObjects[i].enabled) {
_animObjects[i].needRefresh = 1;
_animObjects[i].unk8 = 1;
}
}
restorePage3();
drawAnimObjects();
_screen->hideMouse();
initSceneScreen(unk1);
_screen->showMouse();
refreshAnimObjects(0);
}
void KyraEngine_v2::initSceneScreen(int unk1) {
if (_unkSceneScreenFlag1) {
_screen->copyRegion(0, 0, 0, 0, 320, 144, 2, 0);
return;
}
if (_noScriptEnter) {
memset(_screen->getPalette(0), 0, 384);
_screen->setScreenPalette(_screen->getPalette(0));
}
_screen->copyRegion(0, 0, 0, 0, 320, 144, 2, 0);
if (_noScriptEnter)
memcpy(_screen->getPalette(0), _screen->getPalette(1), 384);
updateCharPal(0);
_scriptInterpreter->startScript(&_sceneScriptState, 3);
_sceneScriptState.regs[5] = unk1;
while (_scriptInterpreter->validScript(&_sceneScriptState))
_scriptInterpreter->runScript(&_sceneScriptState);
}
void KyraEngine_v2::updateSpecialSceneScripts() {
uint32 nextTime = _system->getMillis() + _tickLength;
const int startScript = _lastProcessedSceneScript;
while (_system->getMillis() <= nextTime) {
if (_sceneSpecialScriptsTimer[_lastProcessedSceneScript] <= _system->getMillis() &&
!_specialSceneScriptState[_lastProcessedSceneScript]) {
_specialSceneScriptRunFlag = true;
while (_specialSceneScriptRunFlag && _sceneSpecialScriptsTimer[_lastProcessedSceneScript] <= _system->getMillis())
_specialSceneScriptRunFlag = _scriptInterpreter->runScript(&_sceneSpecialScripts[_lastProcessedSceneScript]) != 0;
}
if (!_scriptInterpreter->validScript(&_sceneSpecialScripts[_lastProcessedSceneScript])) {
_scriptInterpreter->startScript(&_sceneSpecialScripts[_lastProcessedSceneScript], 8+_lastProcessedSceneScript);
_specialSceneScriptRunFlag = false;
}
++_lastProcessedSceneScript;
if (_lastProcessedSceneScript >= 10)
_lastProcessedSceneScript = 0;
if (_lastProcessedSceneScript == startScript)
return;
}
}
void KyraEngine_v2::freeSceneShapePtrs() {
for (int i = 0; i < ARRAYSIZE(_sceneShapeTable); ++i)
delete [] _sceneShapeTable[i];
memset(_sceneShapeTable, 0, sizeof(_sceneShapeTable));
}
void KyraEngine_v2::freeSceneAnims() {
Common::for_each(_sceneAnimMovie, _sceneAnimMovie+ARRAYSIZE(_sceneAnimMovie), Common::mem_fun(&WSAMovieV2::close));
}
#pragma mark -
#pragma mark - Pathfinder
#pragma mark -
int KyraEngine_v2::findWay(int x, int y, int toX, int toY, int *moveTable, int moveTableSize) {
debugC(9, kDebugLevelMain, "KyraEngine_v2::findWay(%d, %d, %d, %d, %p, %d)", x, y, toX, toY, (const void *)moveTable, moveTableSize);
x &= ~3; toX &= ~3;
y &= ~1; toY &= ~1;
int size = KyraEngine::findWay(x, y, toX, toY, moveTable, moveTableSize);
2007-07-29 17:37:08 +00:00
if (size) {
/*
int temp = pathfinderUnk1(moveTable);
temp = pathfinderUnk3(temp, x, y);
pathfinderUnk5(moveTable, temp, x, y, moveTableSize);
2007-07-29 17:37:08 +00:00
*/
}
return getMoveTableSize(moveTable);
}
bool KyraEngine_v2::lineIsPassable(int x, int y) {
debugC(9, kDebugLevelMain, "KyraEngine_v2::lineIsPassable(%d, %d)", x, y);
static int unkTable[] = { 1, 1, 1, 1, 1, 2, 4, 6, 8 };
if (_pathfinderFlag & 2) {
if (x >= 320)
return false;
}
if (_pathfinderFlag & 4) {
if (y >= 144)
return false;
}
if (_pathfinderFlag & 8) {
if (x < 0)
return false;
}
if (y > 143)
return false;
int unk1 = unkTable[getScale(x, y) >> 5];
if (y < 0)
y = 0;
x -= unk1 >> 1;
if (x < 0)
x = 0;
int x2 = x + unk1;
if (x2 > 320)
x2 = 320;
for (;x < x2; ++x)
if (!_screen->getShapeFlag1(x, y))
return false;
return true;
}
bool KyraEngine_v2::directLinePassable(int x, int y, int toX, int toY) {
while (x != toX && y != toY) {
int facing = getFacingFromPointToPoint(x, y, toX, toY);
x += _addXPosTable[facing];
y += _addYPosTable[facing];
if (!_screen->getShapeFlag1(x, y))
return false;
}
return true;
}
int KyraEngine_v2::pathfinderUnk1(int *moveTable) {
bool breakLoop = false;
int *moveTableCur = moveTable;
int oldEntry = *moveTableCur, curEntry = *moveTableCur;
int oldX = 0, newX = 0, oldY = 0, newY = 0;
int lastEntry = 0;
lastEntry = pathfinderUnk2(lastEntry, 0, 0);
while (*moveTableCur != 8) {
oldEntry = curEntry;
while (true) {
curEntry = *moveTableCur;
if (curEntry >= 0 && curEntry <= 7)
break;
if (curEntry == 8) {
breakLoop = true;
break;
} else {
++moveTableCur;
}
}
if (breakLoop)
break;
oldX = newX;
oldY = newY;
newX += _addXPosTable[curEntry];
newY += _addYPosTable[curEntry];
int temp = ABS(curEntry - oldEntry);
if (temp > 4) {
temp = 8 - temp;
}
if (temp > 1 || oldEntry != curEntry)
lastEntry = pathfinderUnk2(lastEntry, oldX, oldY);
++moveTableCur;
}
lastEntry = pathfinderUnk2(lastEntry, newX, newY);
_pathfinderUnkTable1[lastEntry*2+0] = -1;
_pathfinderUnkTable1[lastEntry*2+1] = -1;
return lastEntry;
}
int KyraEngine_v2::pathfinderUnk2(int index, int v1, int v2) {
_pathfinderUnkTable1[index<<1] = v1;
_pathfinderUnkTable1[(index<<1)+1] = v2;
++index;
if (index >= 199)
--index;
return index;
}
int KyraEngine_v2::pathfinderUnk3(int tableLen, int x, int y) {
int x1 = 0, y1 = 0;
int x2 = 0, y2 = 0;
int lastEntry = 0;
int index2 = tableLen-1, index1 = 0;
while (index2 > index1) {
x1 = _pathfinderUnkTable1[index1*2+0] + x;
y1 = _pathfinderUnkTable1[index1*2+1] + y;
x2 = _pathfinderUnkTable1[index2*2+0] + x;
y2 = _pathfinderUnkTable1[index2*2+0] + x;
if (directLinePassable(x1, y1, x2, y2)) {
lastEntry = pathfinderUnk4(lastEntry, index2);
if (tableLen-1 == index2)
break;
index1 = index2;
index2 = tableLen-1;
} else if (index1+1 == index2) {
lastEntry = pathfinderUnk4(lastEntry, index2);
index1 = index2;
index2 = tableLen-1;
} else {
--index2;
}
}
return lastEntry;
}
int KyraEngine_v2::pathfinderUnk4(int index, int v) {
_pathfinderUnkTable2[index] = v;
++index;
if (index >= 199)
--index;
return index;
}
void KyraEngine_v2::pathfinderUnk5(int *moveTable, int tableLen, int x, int y, int moveTableSize) {
int x1 = 0, y1 = 0;
int x2 = 0, y2 = 0;
int index1 = 0, index2 = 0;
int sizeLeft = moveTableSize;
for (int i = 0; i < tableLen; ++i) {
index2 = _pathfinderUnkTable2[i];
x1 = _pathfinderUnkTable1[index1*2+0] + x;
y1 = _pathfinderUnkTable1[index1*2+1] + y;
x2 = _pathfinderUnkTable1[index2*2+0] + x;
y2 = _pathfinderUnkTable1[index2*2+0] + x;
int wayLen = findWay(x1, y1, x2, y2, moveTable, sizeLeft);
moveTable += wayLen;
sizeLeft -= wayLen; // unlike the original we want to be sure that the size left is correct
index1 = index2;
}
}
void KyraEngine_v2::fadeScenePal(int srcIndex, int delayTime) {
uint8 *dst = _screen->getPalette(0) + 336;
const uint8 *src = _scenePal + (srcIndex << 4)*3;
memcpy(dst, src, 48);
// TODO: original passes delay function too
_screen->fadePalette(_screen->getPalette(0), delayTime, &_updateFunctor);
}
} // end of namespace Kyra