void DotSpreaderTool::mainButtonReleased(const ToolBox::ButtonReleaseEvent & buttonReleaseEvent)
{
if (experiment == NULL || locked)
{
return;
}
master::filter(std::cout)() << "DotSpreader::releasing " << data.numPoints << " particles... "
<< std::endl;
// get current locator position
pos=toolBox()->deviceTransformationInModel().getOrigin();
// compute radius of release sphere
float radius=Math::sqrt((pos[0] - org[0]) * (pos[0] - org[0]) + (pos[1]
- org[1]) * (pos[1] - org[1]) + (pos[2] - org[2]) * (pos[2] - org[2]));
releaseParticles(pos, radius);
}
void DownGroup::updateVisuals()
{
ParticleGroup::updateVisuals();
PxParticleReadData * readData = m_particleSystem->lockParticleReadData();
assert(readData);
m_particleDrawable->updateParticles(readData);
// Get drained Particles
std::vector<uint32_t> particlesToDelete;
PxStrideIterator<const PxParticleFlags> flagsIt(readData->flagsBuffer);
PxStrideIterator<const PxVec3> positionIt = readData->positionBuffer;
TerrainInteraction terrain("water");
std::vector<unsigned int> lavaToSteam;
glowutils::AxisAlignedBoundingBox steamBbox;
std::vector<glm::vec3> steamPositions;
const TerrainSettings & terrainSettings = terrain.terrain().settings;
for (unsigned i = 0; i < readData->validParticleRange; ++i, ++flagsIt, ++positionIt) {
// check range
if (!(*flagsIt & PxParticleFlag::eVALID)) {
continue;
}
if (positionIt->y > terrainSettings.maxHeight * 0.75f) {
particlesToDelete.push_back(i);
continue;
}
if (*flagsIt & PxParticleFlag::eCOLLISION_WITH_STATIC) {
if (positionIt->y < m_particleSize + 0.1) // collision with water plane
{
if (m_elementName == "lava")
{
lavaToSteam.push_back(i);
steamBbox.extend(reinterpret_cast<const glm::vec3&>(*positionIt));
steamPositions.push_back(reinterpret_cast<const glm::vec3&>(*positionIt));
continue;
} else {
particlesToDelete.push_back(i);
continue;
}
}
if (terrain.topmostElementAt(positionIt->x, positionIt->z) == m_elementName)
{
particlesToDelete.push_back(i);
}
}
}
assert(m_numParticles == readData->nbValidParticles);
readData->unlock();
if (!particlesToDelete.empty())
releaseParticles(particlesToDelete);
if (!lavaToSteam.empty())
{
DownGroup * steamGroup = ParticleGroupTycoon::instance().getNearestGroup("steam", steamBbox.center());
steamGroup->createParticles(steamPositions);
releaseParticles(lavaToSteam);
}
}
