void ParticleEmitter::update(float time_delta)
{
spawnParticles(time_delta);
updateLives(time_delta);
updatePositions(time_delta);
updateRotations(time_delta);
for (auto* module : m_modules)
{
module->update(time_delta);
}
}
void Particles::update(float delta)
{
numParticles = particles.size();
int numSpawn = ceil(spawnRate * delta);
spawnParticles(numSpawn);
std::vector<Vector3> positions;
positions.reserve( numParticles );
std::vector<Color> colors;
colors.reserve( numParticles );
// Update the particles.
for(size_t i = 0; i < numParticles; i++)
{
Particle& particle = particles[i];
if( !particle.alive )
continue;
if( particle.life <= 0 )
{
particle.alive = false;
continue;
}
particle.position += particle.velocity;
particle.life -= float(delta);
particle.color.a = particle.life / maxLife;
positions.push_back( particle.position );
colors.push_back( particle.color );
}
gb->declarations.reset();
gb->clear();
gb->set(VertexAttribute::Position, positions);
gb->set(VertexAttribute::Color, colors);
gb->forceRebuild();
//updateDebugRenderable();
}
void SampleModel::drawRightHand() {
// Undo transformations
glTranslated(0, 0, 0.6);
glRotated(-90, 1.0, 0.0, 0.0);
glTranslated(0, 0.7, 0);
glTranslated(-UPPER_TORSO_RADIUS - 0.7, 0.3, 0);
glTranslated(UPPER_TORSO_RADIUS + 0.7, -1.7, 0);
glRotated(90, 1.0, 0.0, 0.0);
glTranslated(0, 0, -0.1);
glRotated(VAL(RIGHTHANDX), -1.0, 0, 0);
if (VAL(TEXTURESKIN))
drawTextureCylinder(0.4, 0.10, 0.05);
else drawCylinder(0.4, 0.10, 0.05);
glPushMatrix();
glTranslated(0.0, 0.0, 0.8);
spawnParticles(cameraMatrix);
glPopMatrix();
glPopMatrix();
}
void ParticleField::Update() {
updateForces();
updateParticles();
killParticles();
spawnParticles();
}