bool PanTrackNode::process(uint32 deltaTimeInMillis) {
ScriptManager * scriptManager = _engine->getScriptManager();
ScriptingEffect *fx = scriptManager->getSideFX(_slot);
if (fx && fx->getType() == SCRIPTING_EFFECT_AUDIO) {
MusicNodeBASE *mus = (MusicNodeBASE *)fx;
int curPos = scriptManager->getStateValue(StateKey_ViewPos);
int16 _width = _engine->getRenderManager()->getBkgSize().x;
int16 _halfWidth = _width / 2;
int16 _quarterWidth = _width / 4;
int tmp = 0;
if (curPos <= _position)
tmp = _position - curPos;
else
tmp = _position - curPos + _width;
int balance = 0;
if (tmp > _halfWidth)
tmp -= _width;
if (tmp > _quarterWidth) {
balance = 1;
tmp = _halfWidth - tmp;
} else if (tmp < -_quarterWidth) {
balance = -1;
tmp = -_halfWidth - tmp;
}
// Originally it's value -90...90 but we use -127...127 and therefore 360 replaced by 508
mus->setBalance( (508 * tmp) / _width );
tmp = (360 * tmp) / _width;
int deltaVol = balance;
// This value sets how fast volume goes off than sound source back of you
// By this value we can hack some "bugs" have place in originall game engine like beat sound in ZGI-dc10
int volumeCorrection = 2;
if (_engine->getGameId() == GID_GRANDINQUISITOR) {
if (scriptManager->getCurrentLocation() == "dc10")
volumeCorrection = 5;
}
if (deltaVol != 0)
deltaVol = (mus->getVolume() * volumeCorrection) * (90 - tmp * balance) / 90;
if (deltaVol > 255)
deltaVol = 255;
mus->setDeltaVolume(deltaVol);
}
return false;
}
bool AnimationEffect::process(uint32 deltaTimeInMillis) {
ScriptManager *scriptManager = _engine->getScriptManager();
RenderManager *renderManager = _engine->getRenderManager();
RenderTable::RenderState renderState = renderManager->getRenderTable()->getRenderState();
bool isPanorama = (renderState == RenderTable::PANORAMA);
int16 velocity = _engine->getMouseVelocity() + _engine->getKeyboardVelocity();
// Do not update animation nodes in panoramic mode while turning, if the user
// has set this option
if (scriptManager->getStateValue(StateKey_NoTurnAnim) == 1 && isPanorama && velocity)
return false;
PlayNodes::iterator it = _playList.begin();
if (it != _playList.end()) {
playnode *nod = &(*it);
if (nod->_curFrame == -1) {
// The node is just beginning playback
nod->_curFrame = nod->start;
_animation->start();
_animation->seekToFrame(nod->start);
_animation->setEndFrame(nod->stop);
nod->_delay = deltaTimeInMillis; // Force the frame to draw
if (nod->slot)
scriptManager->setStateValue(nod->slot, 1);
} else if (_animation->endOfVideo()) {
// The node has reached the end; check if we need to loop
nod->loop--;
if (nod->loop == 0) {
if (nod->slot >= 0)
scriptManager->setStateValue(nod->slot, 2);
if (nod->_scaled) {
nod->_scaled->free();
delete nod->_scaled;
}
_playList.erase(it);
return _disposeAfterUse;
}
nod->_curFrame = nod->start;
_animation->seekToFrame(nod->start);
}
// Check if we need to draw a frame
bool needsUpdate = false;
if (_frmDelayOverride == 0) {
// If not overridden, use the VideoDecoder's check
needsUpdate = _animation->needsUpdate();
} else {
// Otherwise, implement our own timing
nod->_delay -= deltaTimeInMillis;
if (nod->_delay <= 0) {
nod->_delay += _frmDelayOverride;
needsUpdate = true;
}
}
if (needsUpdate) {
const Graphics::Surface *frame = _animation->decodeNextFrame();
if (frame) {
uint32 dstw;
uint32 dsth;
if (isPanorama) {
dstw = nod->pos.height();
dsth = nod->pos.width();
} else {
dstw = nod->pos.width();
dsth = nod->pos.height();
}
// We only scale down the animation to fit its frame, not up, otherwise we
// end up with distorted animations - e.g. the armor visor in location cz1e
// in Nemesis (one of the armors inside Irondune), or the planet in location
// aa10 in Nemesis (Juperon, outside the asylum). We do allow scaling up only
// when a simple 2x filter is requested (e.g. the alchemists and cup sequence
// in Nemesis)
if (frame->w > dstw || frame->h > dsth || (frame->w == dstw / 2 && frame->h == dsth / 2)) {
if (nod->_scaled)
if (nod->_scaled->w != dstw || nod->_scaled->h != dsth) {
nod->_scaled->free();
delete nod->_scaled;
nod->_scaled = NULL;
}
if (!nod->_scaled) {
nod->_scaled = new Graphics::Surface;
nod->_scaled->create(dstw, dsth, frame->format);
}
renderManager->scaleBuffer(frame->getPixels(), nod->_scaled->getPixels(), frame->w, frame->h, frame->format.bytesPerPixel, dstw, dsth);
frame = nod->_scaled;
}
if (isPanorama) {
Graphics::Surface *transposed = RenderManager::tranposeSurface(frame);
renderManager->blitSurfaceToBkg(*transposed, nod->pos.left, nod->pos.top, _mask);
transposed->free();
delete transposed;
} else {
renderManager->blitSurfaceToBkg(*frame, nod->pos.left, nod->pos.top, _mask);
}
}
}
}
return false;
}