public ParticleSystem(ParticleSettings settings, Effect effect)
{
if (settings == null) throw new ArgumentNullException("settings");
if (effect == null) throw new ArgumentNullException("effect");
if (settings.Texture == null) throw new ArgumentException("Texture is null.");
Enabled = true;
this.settings = settings;
//----------------------------------------------------------------
// システム名
Name = settings.Name;
//----------------------------------------------------------------
// エフェクト
particleEffect = new ParticleEffect(effect);
particleEffect.Initialize(settings, settings.Texture);
graphicsDevice = particleEffect.GraphicsDevice;
//----------------------------------------------------------------
// パーティクル
particles = new ParticleVertex[settings.MaxParticles * 4];
for (int i = 0; i < settings.MaxParticles; i++)
{
particles[i * 4 + 0].Corner = new Short2(-1, -1);
particles[i * 4 + 1].Corner = new Short2(1, -1);
particles[i * 4 + 2].Corner = new Short2(1, 1);
particles[i * 4 + 3].Corner = new Short2(-1, 1);
}
//----------------------------------------------------------------
// 頂点バッファ
vertexBuffer = new DynamicVertexBuffer(
graphicsDevice, ParticleVertex.VertexDeclaration, settings.MaxParticles * 4, BufferUsage.WriteOnly);
//----------------------------------------------------------------
// インデックス バッファ
var indices = new ushort[settings.MaxParticles * 6];
for (int i = 0; i < settings.MaxParticles; i++)
{
indices[i * 6 + 0] = (ushort) (i * 4 + 0);
indices[i * 6 + 1] = (ushort) (i * 4 + 1);
indices[i * 6 + 2] = (ushort) (i * 4 + 2);
indices[i * 6 + 3] = (ushort) (i * 4 + 0);
indices[i * 6 + 4] = (ushort) (i * 4 + 2);
indices[i * 6 + 5] = (ushort) (i * 4 + 3);
}
indexBuffer = new IndexBuffer(graphicsDevice, typeof(ushort), indices.Length, BufferUsage.WriteOnly);
indexBuffer.SetData(indices);
}
internal void Initialize(ParticleSettings settings, Texture2D texture)
{
Parameters["Duration"].SetValue((float)settings.Duration.TotalSeconds);
Parameters["DurationRandomness"].SetValue(settings.DurationRandomness);
Parameters["Gravity"].SetValue(settings.Gravity);
Parameters["EndVelocity"].SetValue(settings.EndVelocity);
Parameters["MinColor"].SetValue(settings.MinColor.ToVector4());
Parameters["MaxColor"].SetValue(settings.MaxColor.ToVector4());
Parameters["RotateSpeed"].SetValue(new Vector2(settings.MinRotateSpeed, settings.MaxRotateSpeed));
Parameters["StartSize"].SetValue(new Vector2(settings.MinStartSize, settings.MaxStartSize));
Parameters["EndSize"].SetValue(new Vector2(settings.MinEndSize, settings.MaxEndSize));
Parameters["Texture"].SetValue(texture);
}
public ParticleSystem(ParticleSettings settings, Effect effect)
{
if (settings == null)
{
throw new ArgumentNullException("settings");
}
if (effect == null)
{
throw new ArgumentNullException("effect");
}
if (settings.Texture == null)
{
throw new ArgumentException("Texture is null.");
}
Enabled = true;
this.settings = settings;
//----------------------------------------------------------------
// システム名
Name = settings.Name;
//----------------------------------------------------------------
// エフェクト
particleEffect = new ParticleEffect(effect);
particleEffect.Initialize(settings, settings.Texture);
graphicsDevice = particleEffect.GraphicsDevice;
//----------------------------------------------------------------
// パーティクル
particles = new ParticleVertex[settings.MaxParticles * 4];
for (int i = 0; i < settings.MaxParticles; i++)
{
particles[i * 4 + 0].Corner = new Short2(-1, -1);
particles[i * 4 + 1].Corner = new Short2(1, -1);
particles[i * 4 + 2].Corner = new Short2(1, 1);
particles[i * 4 + 3].Corner = new Short2(-1, 1);
}
//----------------------------------------------------------------
// 頂点バッファ
vertexBuffer = new DynamicVertexBuffer(
graphicsDevice, ParticleVertex.VertexDeclaration, settings.MaxParticles * 4, BufferUsage.WriteOnly);
//----------------------------------------------------------------
// インデックス バッファ
var indices = new ushort[settings.MaxParticles * 6];
for (int i = 0; i < settings.MaxParticles; i++)
{
indices[i * 6 + 0] = (ushort)(i * 4 + 0);
indices[i * 6 + 1] = (ushort)(i * 4 + 1);
indices[i * 6 + 2] = (ushort)(i * 4 + 2);
indices[i * 6 + 3] = (ushort)(i * 4 + 0);
indices[i * 6 + 4] = (ushort)(i * 4 + 2);
indices[i * 6 + 5] = (ushort)(i * 4 + 3);
}
indexBuffer = new IndexBuffer(graphicsDevice, typeof(ushort), indices.Length, BufferUsage.WriteOnly);
indexBuffer.SetData(indices);
}
internal void Initialize(ParticleSettings settings, Texture2D texture)
{
Parameters["Duration"].SetValue((float) settings.Duration.TotalSeconds);
Parameters["DurationRandomness"].SetValue(settings.DurationRandomness);
Parameters["Gravity"].SetValue(settings.Gravity);
Parameters["EndVelocity"].SetValue(settings.EndVelocity);
Parameters["MinColor"].SetValue(settings.MinColor.ToVector4());
Parameters["MaxColor"].SetValue(settings.MaxColor.ToVector4());
Parameters["RotateSpeed"].SetValue(new Vector2(settings.MinRotateSpeed, settings.MaxRotateSpeed));
Parameters["StartSize"].SetValue(new Vector2(settings.MinStartSize, settings.MaxStartSize));
Parameters["EndSize"].SetValue(new Vector2(settings.MinEndSize, settings.MaxEndSize));
Parameters["Texture"].SetValue(texture);
}
