public Emitter(IModifier[] modifiers)
{
_modifiers = modifiers;
for (var x = 0; x < Program.ParticleCount; x++)
{
Particles.GetFloatValues("TimeAlive")[x] = 0;
Particles.GetFloatValues("RotationInRadians")[x] = 1;
Particles.GetVector2Values("Position")[x] = new Vector2(100, 100);
Particles.GetVector2Values("ReferencePosition")[x] = new Vector2(100, 100);
Particles.GetFloatValues("RotationalVelocityInRadians")[x] = 1f;
Particles.GetFloatValues("CurrentRed")[x] = 255;
Particles.GetFloatValues("CurrentGreen")[x] = 255;
Particles.GetFloatValues("CurrentBlue")[x] = 255;
Particles.GetFloatValues("CurrentAlpha")[x] = 255;
Particles.GetVector2Values("Size")[x] = Vector2.Zero;
Particles.GetVector2Values("InitialSize")[x] = new Vector2(32, 32);
Particles.GetVector2Values("Velocity")[x] = new Vector2(100, 100);
Particles.GetByteValues("TextureSectionIndex")[x] = 0;
Particles.GetByteValues("InitialAlpha")[x] = 255;
Particles.GetByteValues("InitialBlue")[x] = 255;
Particles.GetByteValues("InitialGreen")[x] = 255;
Particles.GetByteValues("InitialRed")[x] = 255;
Particles.GetFloatValues("Altitude")[x] = 0;
Particles.GetFloatValues("AltitudeVelocity")[x] = 0;
Particles.GetIntValues("AltitudeBounceCount")[x] = 0;
}
}
public void Modify(float timeSinceLastFrame, ParticleCollection particles)
{
var textureSectionIndex = particles.GetByteValues("TextureSectionIndex");
var timeAlive = particles.GetFloatValues("TimeAlive");
for (var x = 0; x < Program.ParticleCount; x++)
{
textureSectionIndex[x] = (byte)((timeAlive[x] / Emitter.MaxParticleLifeTime) * 10);
}
}
public void Modify(float timeSinceLastFrame, ParticleCollection particles)
{
var currentRed = particles.GetFloatValues("CurrentRed");
var currentGreen = particles.GetFloatValues("CurrentGreen");
var currentBlue = particles.GetFloatValues("CurrentBlue");
var currentAlpha = particles.GetFloatValues("CurrentAlpha");
var initialRed = particles.GetByteValues("InitialRed");
var initialGreen = particles.GetByteValues("InitialGreen");
var initialBlue = particles.GetByteValues("InitialBlue");
var initialAlpha = particles.GetByteValues("InitialAlpha");
for (var x = 0; x < Program.ParticleCount; x++)
{
currentRed[x] -= (((initialRed[x] - Emitter.EndValue) / Emitter.MaxParticleLifeTime) *
timeSinceLastFrame);
currentGreen[x] -= (((initialGreen[x] - Emitter.EndValue) / Emitter.MaxParticleLifeTime) *
timeSinceLastFrame);
currentBlue[x] -= (((initialBlue[x] - Emitter.EndValue) / Emitter.MaxParticleLifeTime) *
timeSinceLastFrame);
currentAlpha[x] -= (((initialAlpha[x] - Emitter.EndValue) / Emitter.MaxParticleLifeTime) *
timeSinceLastFrame);
}
}