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Diffstat (limited to 'src/particleemitter.cpp')
-rw-r--r--src/particleemitter.cpp100
1 files changed, 59 insertions, 41 deletions
diff --git a/src/particleemitter.cpp b/src/particleemitter.cpp
index 816a5d28..bb4a7c6e 100644
--- a/src/particleemitter.cpp
+++ b/src/particleemitter.cpp
@@ -74,20 +74,22 @@ ParticleEmitter::ParticleEmitter(xmlNodePtr emitterNode, Particle *target, Map *
if (name == "position-x")
{
- mParticlePosX = readMinMax(propertyNode, 0.0f);
+ mParticlePosX = readParticleEmitterProp(propertyNode, 0.0f);
}
else if (name == "position-y")
{
- mParticlePosY = readMinMax(propertyNode, 0.0f);
+ mParticlePosY = readParticleEmitterProp(propertyNode, 0.0f);
mParticlePosY.minVal *= SIN45;
mParticlePosY.maxVal *= SIN45;
+ mParticlePosY.changeAmplitude *= SIN45;
}
else if (name == "position-z")
{
- mParticlePosZ = readMinMax(propertyNode, 0.0f);
+ mParticlePosZ = readParticleEmitterProp(propertyNode, 0.0f);
mParticlePosZ.minVal *= SIN45;
mParticlePosZ.maxVal *= SIN45;
+ mParticlePosZ.changeAmplitude *= SIN45;
}
else if (name == "image")
{
@@ -101,70 +103,72 @@ ParticleEmitter::ParticleEmitter(xmlNodePtr emitterNode, Particle *target, Map *
}
else if (name == "horizontal-angle")
{
- mParticleAngleHorizontal = readMinMax(propertyNode, 0.0f);
+ mParticleAngleHorizontal = readParticleEmitterProp(propertyNode, 0.0f);
mParticleAngleHorizontal.minVal *= DEG_RAD_FACTOR;
mParticleAngleHorizontal.maxVal *= DEG_RAD_FACTOR;
+ mParticleAngleHorizontal.changeAmplitude *= DEG_RAD_FACTOR;
}
else if (name == "vertical-angle")
{
- mParticleAngleVertical = readMinMax(propertyNode, 0.0f);
+ mParticleAngleVertical = readParticleEmitterProp(propertyNode, 0.0f);
mParticleAngleVertical.minVal *= DEG_RAD_FACTOR;
mParticleAngleVertical.maxVal *= DEG_RAD_FACTOR;
+ mParticleAngleVertical.changeAmplitude *= DEG_RAD_FACTOR;
}
else if (name == "power")
{
- mParticlePower = readMinMax(propertyNode, 0.0f);
+ mParticlePower = readParticleEmitterProp(propertyNode, 0.0f);
}
else if (name == "gravity")
{
- mParticleGravity = readMinMax(propertyNode, 0.0f);
+ mParticleGravity = readParticleEmitterProp(propertyNode, 0.0f);
}
else if (name == "randomnes" || name == "randomness") // legacy bug
{
- mParticleRandomness = readMinMax(propertyNode, 0);
+ mParticleRandomness = readParticleEmitterProp(propertyNode, 0);
}
else if (name == "bounce")
{
- mParticleBounce = readMinMax(propertyNode, 0.0f);
+ mParticleBounce = readParticleEmitterProp(propertyNode, 0.0f);
}
else if (name == "lifetime")
{
- mParticleLifetime = readMinMax(propertyNode, 0);
+ mParticleLifetime = readParticleEmitterProp(propertyNode, 0);
mParticleLifetime.minVal += 1;
}
else if (name == "output")
{
- mOutput = readMinMax(propertyNode, 0);
+ mOutput = readParticleEmitterProp(propertyNode, 0);
mOutput.maxVal +=1;
}
else if (name == "output-pause")
{
- mOutputPause = readMinMax(propertyNode, 0);
- mOutputPauseLeft = mOutputPause.value();
+ mOutputPause = readParticleEmitterProp(propertyNode, 0);
+ mOutputPauseLeft = mOutputPause.value(0);
}
else if (name == "acceleration")
{
- mParticleAcceleration = readMinMax(propertyNode, 0.0f);
+ mParticleAcceleration = readParticleEmitterProp(propertyNode, 0.0f);
}
else if (name == "die-distance")
{
- mParticleDieDistance = readMinMax(propertyNode, 0.0f);
+ mParticleDieDistance = readParticleEmitterProp(propertyNode, 0.0f);
}
else if (name == "momentum")
{
- mParticleMomentum = readMinMax(propertyNode, 1.0f);
+ mParticleMomentum = readParticleEmitterProp(propertyNode, 1.0f);
}
else if (name == "fade-out")
{
- mParticleFadeOut = readMinMax(propertyNode, 0);
+ mParticleFadeOut = readParticleEmitterProp(propertyNode, 0);
}
else if (name == "fade-in")
{
- mParticleFadeIn = readMinMax(propertyNode, 0);
+ mParticleFadeIn = readParticleEmitterProp(propertyNode, 0);
}
else if (name == "alpha")
{
- mParticleAlpha = readMinMax(propertyNode, 1.0f);
+ mParticleAlpha = readParticleEmitterProp(propertyNode, 1.0f);
}
else if (name == "follow-parent")
{
@@ -299,21 +303,35 @@ ParticleEmitter::~ParticleEmitter()
}
-template <typename T> MinMax<T>
-ParticleEmitter::readMinMax(xmlNodePtr propertyNode, T def)
+template <typename T> ParticleEmitterProp<T>
+ParticleEmitter::readParticleEmitterProp(xmlNodePtr propertyNode, T def)
{
- MinMax<T> retval;
+ ParticleEmitterProp<T> retval;
def = (T) XML::getFloatProperty(propertyNode, "value", (double) def);
retval.set((T) XML::getFloatProperty(propertyNode, "min", (double) def),
(T) XML::getFloatProperty(propertyNode, "max", (double) def));
+ std::string change = XML::getProperty(propertyNode, "change-func", "none");
+ T amplitude = (T) XML::getFloatProperty(propertyNode, "change-amplitude", 0.0);
+ int period = XML::getProperty(propertyNode, "change-period", 0);
+ int phase = XML::getProperty(propertyNode, "change-phase", 0);
+ if (change == "saw" || change == "sawtooth") {
+ retval.setFunction(FUNC_SAW, amplitude, period, phase);
+ } else if (change == "sine" || change == "sinewave") {
+ retval.setFunction(FUNC_SINE, amplitude, period, phase);
+ } else if (change == "triangle") {
+ retval.setFunction(FUNC_TRIANGLE, amplitude, period, phase);
+ } else if (change == "square"){
+ retval.setFunction(FUNC_SQUARE, amplitude, period, phase);
+ }
+
return retval;
}
std::list<Particle *>
-ParticleEmitter::createParticles()
+ParticleEmitter::createParticles(int tick)
{
std::list<Particle *> newParticles;
@@ -322,9 +340,9 @@ ParticleEmitter::createParticles()
mOutputPauseLeft--;
return newParticles;
}
- mOutputPauseLeft = mOutputPause.value();
+ mOutputPauseLeft = mOutputPause.value(tick);
- for (int i = mOutput.value(); i > 0; i--)
+ for (int i = mOutput.value(tick); i > 0; i--)
{
// Limit maximum particles
if (Particle::particleCount > Particle::maxCount) break;
@@ -346,33 +364,33 @@ ParticleEmitter::createParticles()
newParticle->setPosition(
- mParticlePosX.value(),
- mParticlePosY.value(),
- mParticlePosZ.value());
+ mParticlePosX.value(tick),
+ mParticlePosY.value(tick),
+ mParticlePosZ.value(tick));
- float angleH = mParticleAngleHorizontal.value();
- float angleV = mParticleAngleVertical.value();
- float power = mParticlePower.value();
+ float angleH = mParticleAngleHorizontal.value(tick);
+ float angleV = mParticleAngleVertical.value(tick);
+ float power = mParticlePower.value(tick);
newParticle->setVelocity(
cos(angleH) * cos(angleV) * power,
sin(angleH) * cos(angleV) * power,
sin(angleV) * power);
- newParticle->setRandomness(mParticleRandomness.value());
- newParticle->setGravity(mParticleGravity.value());
- newParticle->setBounce(mParticleBounce.value());
+ newParticle->setRandomness(mParticleRandomness.value(tick));
+ newParticle->setGravity(mParticleGravity.value(tick));
+ newParticle->setBounce(mParticleBounce.value(tick));
newParticle->setFollow(mParticleFollow);
newParticle->setDestination(mParticleTarget,
- mParticleAcceleration.value(),
- mParticleMomentum.value()
+ mParticleAcceleration.value(tick),
+ mParticleMomentum.value(tick)
);
- newParticle->setDieDistance(mParticleDieDistance.value());
+ newParticle->setDieDistance(mParticleDieDistance.value(tick));
- newParticle->setLifetime(mParticleLifetime.value());
- newParticle->setFadeOut(mParticleFadeOut.value());
- newParticle->setFadeIn(mParticleFadeIn.value());
- newParticle->setAlpha(mParticleAlpha.value());
+ newParticle->setLifetime(mParticleLifetime.value(tick));
+ newParticle->setFadeOut(mParticleFadeOut.value(tick));
+ newParticle->setFadeIn(mParticleFadeIn.value(tick));
+ newParticle->setAlpha(mParticleAlpha.value(tick));
for (std::list<ParticleEmitter>::iterator i = mParticleChildEmitters.begin();
i != mParticleChildEmitters.end();
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-12 00:25:09 +0000