public bool Scatter(Ray rayIn, HitRecord record, ref Vec3 attenuation, ref Ray scatteredRay, Random random)
{
var bounceDirection = record.Normal + GeometrySampler.RandomPointInUnitSphere(random);
scatteredRay = new Ray(record.Point, bounceDirection);
attenuation = this.Albedo.Value(0, 0, record.Point);
return(true);
}
public Ray GetRay(int x, int y, Random random)
{
float u = (float)(x + random.NextDouble()) / this.columns;
float v = (float)(y + random.NextDouble()) / this.rows;
var randomDiskPoint = this.lensRadius * GeometrySampler.RandomPointInUnitDisk(random);
var originOffset = this.u * randomDiskPoint.X + this.v * randomDiskPoint.Y;
return(new Ray(this.Origin + originOffset, this.LowerLeftCorner + u * this.Horizontal + v * this.Vertical - this.Origin - originOffset));
}
public bool Scatter(Ray rayIn, HitRecord record, ref Vec3 attenuation, ref Ray scatteredRay, Random random)
{
var reflectedDirection = Vec3.Reflect(rayIn.Direction.Normalized, record.Normal);
var fuzzyDirection = reflectedDirection + this.Fuzz * GeometrySampler.RandomPointInUnitSphere(random);
scatteredRay = new Ray(record.Point, fuzzyDirection);
attenuation = this.Albedo;
return(scatteredRay.Direction.Dot(record.Normal) > 0);
}
public BeamSpellEffect(ParticleEffect effect, GeometrySampler sampler)
{
this.effect = effect;
this.sampler = sampler;
emitter = effect.CreateCustomEmitter(1 / 100f, p =>
{
p.StartPosition = seeder.NextFloat(0, 0.3f) * new Vector3(sampler.RandomPointOnCircle(), 0);
p.Color = new Color4(1, 0, 0);
p.Size = 0.1f;
p.StartVelocity = new Vector3(0, 0, seeder.NextFloat(-1, -1)) * 50;
p.Duration = 1f;
});
}
public BurstSpellEffect(ParticleEffect effect)
{
this.effect = effect;
sampler = new GeometrySampler(seeder);
emitter = effect.CreateCustomEmitter(1 / 100f, p =>
{
p.Color = new Color4(1, 0, 0);
p.Size = 0.1f;
p.StartVelocity = new Vector3(seeder.NextFloat(-1, 1) * 2, seeder.NextFloat(-1, 1) * 0.7f, seeder.NextFloat(-4, -5));
p.Duration = 1f;
});
}
public ImpactSpellEffect(ParticleEffect effect, GeometrySampler sampler)
{
this.effect = effect;
this.sampler = sampler;
effect.Gravity = new Vector3(0, -10, 0);
/*emitter = effect.CreateCustomEmitter(1 / 100f, p =>
* {
* p.StartPosition = new Vector3(0, 0, 0);
* p.Color = new Color4(1, 0, 0);
* p.Size = 0.1f;
* p.StartVelocity = sampler.RandomPointOnSphere()*5;
* p.Duration = 3f;
* });*/
}
public GeometrySamplerTest(IRenderingTester test, Seeder seeder)
{
this.test = test;
this.seeder = seeder;
s = new GeometrySampler(seeder);
}
public SpellCastingEffectsTest(IRenderingTester r, GeometrySampler sampler)
{
this.r = r;
this.sampler = sampler;
}
public ManualIoCTestLoader()
{
sampler = new GeometrySampler(seeder);
renderingTester = new IRenderingTester(EngineFactory.CreateEngine(), new IActionScheduler(), new ParticlesBoxRenderer());
}
