void ParticleField::updateParticles() {
for (std::list<Particle>::iterator it = m_Particles.begin(); it != m_Particles.end(); it++) {
ci::Vec4f curParticle = it->history.back();
if (curParticle[3] < HEAT_KILL_THRESHOLD) {
it->history.pop_front();
continue;
}
if (inView(curParticle)) {
curParticle[3] = std::min(static_cast<float>(curParticle[3] + HEAT_CHANGE_RATE), 1.0f);
} else {
curParticle[3] = std::max(static_cast<float>(curParticle[3] - HEAT_CHANGE_RATE), 0.0f);
}
ci::Vec3f vel;
ci::Vec3f updatedLoc(curParticle[0], curParticle[1], curParticle[2]);
getPerlin(updatedLoc, vel);
updatedLoc += it->mult * vel * (m_CurTimeSeconds - m_LastTimeSeconds);
applyForces(updatedLoc);
curParticle[0] = updatedLoc[0];
curParticle[1] = updatedLoc[1];
curParticle[2] = updatedLoc[2];
it->history.push_back(curParticle);
if (it->history.size() > MAX_HISTORY_LENGTH) {
it->history.pop_front();
}
}
}
bool StageLayer::handleEventMouse(EventMouse *e)
{
auto btn = e->getMouseButton();
auto idx = (int)btn;
switch(e->getMouseCode()) {
// FIX: no need to start with press ok
case MouseCode::SCROLL:
case MouseCode::PRESS:
{
auto const &pos = e->getCursorPos();
if(!inView(pos.x, pos.y))
return false;
auto worldPos = screenToWorld(pos);
e->setCursorWorld(worldPos.x, worldPos.y);
return dispatchEvent(e);
}
case MouseCode::RELEASE:
{
auto l = static_cast<EventMouseListener*>(mouseSlots_[idx].get());
auto ok = l && l->isRunning();
if(ok && l->onRelease) {
auto worldPos = screenToWorld(e->getCursorPos());
e->setCursorWorld(worldPos);
l->onRelease(e);
}
mouseSlots_[idx] = nullptr;
return ok;
}
case MouseCode::MOVE:
{
auto l = static_cast<EventMouseListener*>(mouseSlots_[idx].get());
auto ok = l && l->isRunning();
if(ok && l->onMove) {
auto worldPos = screenToWorld(e->getCursorPos());
e->setCursorWorld(worldPos);
l->onMove(e);
}
return ok;
}
}
return false;
}
/*
Weeping Apples are quantum locked as long as they are observed
Un-observed apples might move around, disappear,
or even attack the snake if given the chance.
*/
void
quantumLock(Game *g, Apple *self) {
Bounds b;
if(!inView(self->c, g->snake.head->c, g->snake.dir)) {
if(inRadius(g->snake.head->c, self->c, WeepingAttackRange) &&
ODDS(WeepingAttackChance)) {
trimSnake(g, WeepingAttackDamage, 0);
self->dead = true;
}
else if(ODDS(WeepingWarpChance)) {
if(ODDS(WeepingChaseChance)) {
b.x.min = MIN(self->c.x, g->snake.head->c.x);
b.x.max = MAX(self->c.x, g->snake.head->c.x);
b.y.min = MIN(self->c.y, g->snake.head->c.y);
b.y.max = MAX(self->c.y, g->snake.head->c.y);
placeInBounds(g, b, &self->c);
}
else
placeRandomly(g, &self->c);
}
}
}
bool ProteinLoader::importPDBFile(
const std::string &filename,
const Vector3f& position,
const int material,
Scene& scene)
{
Vector3f inViewPos(0,0,0);
float inViewRadius = 1.0;
int index(0);
std::ifstream file(filename.c_str());
if(!file.is_open())
{
BRAYNS_ERROR << "Could not open " << filename << std::endl;
return false;
}
else
{
while( file.good() )
{
std::string line;
std::string value;
std::getline( file, line );
if( line.find("ATOM") == 0 )
{
// Atom
Atom atom;
atom.chainId = 0;
atom.residue = 0;
atom.index = index;
index++;
std::string atomName;
std::string atomCode;
size_t i=0;
while( i<line.length() )
{
switch(i)
{
case 6: //ID
case 12:
case 76: // Atom name
case 22: // ChainID
case 30: // x
case 38: // y
case 46: // z
value = "";
break;
case 21:
atom.chainId = (int)line.at(i)-64;
break;
case 11:
atom.id = static_cast<int>(atoi(value.c_str()));
break;
case 17:
atomCode = value;
break;
case 79:
atomName = value;
break;
case 26:
atom.residue = static_cast<int>(atoi(value.c_str()));
break;
case 37:
atom.position[0] =
static_cast<float>(atof(value.c_str()));
break;
case 45:
atom.position[1] =
static_cast<float>(atof(value.c_str()));
break;
case 53:
atom.position[2] =
static_cast<float>(atof(value.c_str()));
break;
default:
if( line.at(i) != ' ' )
value += line.at(i);
break;
}
i++;
}
// Material
atom.materialId = 0;
i=0;
bool found(false);
const ColorScheme colorScheme =
_geometryParameters.getColorScheme( );
if( colorScheme == CS_PROTEIN_BACKBONE )
atom.materialId = material;
else
{
while(!found && i<colorMapSize)
{
if( atomName == colorMap[i].symbol )
{
found = true;
switch( colorScheme )
{
case CS_PROTEIN_CHAINS:
atom.materialId =
abs(atom.chainId) %
scene.getMaterials().size();
break;
case CS_PROTEIN_RESIDUES:
atom.materialId =
abs(atom.residue) %
scene.getMaterials().size();
break;
case CS_PROTEIN_BACKBONE:
atom.materialId = 0;
break;
default:
atom.materialId = static_cast<int>(i);
break;
}
}
++i;
}
}
// Radius
atom.radius = 25.f;
i=0;
found = false;
while( !found && i<colorMapSize )
{
if( atomName == atomic_radii[i].Symbol )
{
atom.radius = atomic_radii[i].radius;
found = true;
}
++i;
}
SpherePtr sphere(new Sphere(
0, Vector3f(
position[0] + 0.01f*atom.position[0],
position[1] + 0.01f*atom.position[1],
position[2] + 0.01f*atom.position[2]),
0.0001f * atom.radius *
_geometryParameters.getRadiusMultiplier(),
0.f, 0.f));
if( colorScheme == CS_PROTEIN_BACKBONE )
{
Vector3f inView( sphere->getCenter() - inViewPos );
float dist = inView.length();
if( dist > inViewRadius )
{
atom.materialId = ( dist < (inViewRadius+0.1) ) ? 1 : 0;
scene.getPrimitives()[atom.materialId].push_back(sphere);
}
}
else
scene.getPrimitives()[atom.materialId].push_back(sphere);
scene.getWorldBounds().merge(sphere->getCenter());
}
}
file.close();
}
return true;
}
