/// <summary>
/// Set the current settings to the particle system attached
/// </summary>
private void LoadParticleSystem()
{
this.random = WaveServices.Random;
if (this.mesh != null)
{
if (this.mesh.IndexBuffer != null)
{
this.GraphicsDevice.DestroyIndexBuffer(this.mesh.IndexBuffer);
}
if (this.mesh.VertexBuffer != null)
{
this.GraphicsDevice.DestroyVertexBuffer(this.mesh.VertexBuffer);
}
this.mesh = null;
}
this.settings = this.System;
this.numParticles = this.System.NumParticles;
this.numPrimitives = this.numParticles * 2;
this.numVertices = this.numParticles * 4;
this.numIndices = this.numParticles * 6;
this.particles = new Particle[this.numParticles];
// Create Indexbuffer
ushort[] indices = new ushort[this.numIndices];
for (int i = 0; i < this.numParticles; i++)
{
indices[(i * 6) + 0] = (ushort)((i * 4) + 0);
indices[(i * 6) + 1] = (ushort)((i * 4) + 2);
indices[(i * 6) + 2] = (ushort)((i * 4) + 1);
indices[(i * 6) + 3] = (ushort)((i * 4) + 0);
indices[(i * 6) + 4] = (ushort)((i * 4) + 3);
indices[(i * 6) + 5] = (ushort)((i * 4) + 2);
}
IndexBuffer indexBuffer = new IndexBuffer(indices);
// Initialize Particles
for (int i = 0; i < this.numParticles; i++)
{
double life = (this.settings.EmitRate > 0) ? -1 : TimeSpan.FromSeconds(this.random.NextDouble() * (this.numParticles * InitTimeMultipler)).TotalSeconds;
this.particles[i] = new Particle()
{
Alive = true,
Life = life
};
}
this.vertices = new VertexPositionNormalColorTexture[this.numVertices];
DynamicVertexBuffer vertexBuffer = new DynamicVertexBuffer(VertexPositionNormalColorTexture.VertexFormat);
vertexBuffer.SetData(this.vertices, this.numVertices);
this.mesh = new Mesh(0, vertexBuffer.VertexCount, 0, indexBuffer.IndexCount / 3, vertexBuffer, indexBuffer, PrimitiveType.TriangleList)
{
DisableBatch = true
};
}
/// <summary>
/// Set the current settings to the particle system attached
/// </summary>
private void LoadParticleSystem()
{
this.random = WaveServices.Random;
if (this.indexBuffer != null)
{
this.GraphicsDevice.DestroyIndexBuffer(this.indexBuffer);
}
if (this.vertexBuffer != null)
{
this.GraphicsDevice.DestroyVertexBuffer(this.vertexBuffer);
}
this.settings = this.System;
this.numParticles = this.System.NumParticles;
this.numPrimitives = this.numParticles * 2;
this.numVertices = this.numParticles * 4;
this.numIndices = this.numParticles * 6;
this.particles = new Particle[this.numParticles];
// Create Indexbuffer
ushort[] indices = new ushort[this.numIndices];
for (int i = 0; i < this.numParticles; i++)
{
indices[(i * 6) + 0] = (ushort)((i * 4) + 0);
indices[(i * 6) + 1] = (ushort)((i * 4) + 2);
indices[(i * 6) + 2] = (ushort)((i * 4) + 1);
indices[(i * 6) + 3] = (ushort)((i * 4) + 0);
indices[(i * 6) + 4] = (ushort)((i * 4) + 3);
indices[(i * 6) + 5] = (ushort)((i * 4) + 2);
}
this.indexBuffer = new IndexBuffer(indices);
this.GraphicsDevice.BindIndexBuffer(this.indexBuffer);
// Initialize Particles
for (int i = 0; i < this.numParticles; i++)
{
this.particles[i] = new Particle()
{
Alive = true,
Life = TimeSpan.FromMilliseconds(this.random.NextDouble() * (this.numParticles * InitTimeMultipler)).TotalMilliseconds
};
}
this.vertices = new VertexPositionColorTexture[this.numVertices];
this.vertexBuffer = new DynamicVertexBuffer(VertexPositionColorTexture.VertexFormat);
this.vertexBuffer.SetData(this.vertices, this.numVertices);
this.GraphicsDevice.BindVertexBuffer(this.vertexBuffer);
}
/// <summary>
/// Set the current settings to the particle system attached
/// </summary>
private void LoadParticleSystem()
{
this.random = WaveServices.Random;
if (this.indexBuffer != null)
{
this.GraphicsDevice.DestroyIndexBuffer(this.indexBuffer);
}
if (this.vertexBuffer != null)
{
this.GraphicsDevice.DestroyVertexBuffer(this.vertexBuffer);
}
this.settings = this.System;
this.numParticles = this.System.NumParticles;
this.numPrimitives = this.numParticles * 2;
this.numVertices = this.numParticles * 4;
this.numIndices = this.numParticles * 6;
this.particles = new Particle[this.numParticles];
// Sets the time passed between 2 particles creation.
this.emitLapse = (this.settings.EmitRate > 0) ? 1000 / this.settings.EmitRate : 0;
// Create Indexbuffer
ushort[] indices = new ushort[this.numIndices];
for (int i = 0; i < this.numParticles; i++)
{
indices[(i * 6) + 0] = (ushort)((i * 4) + 0);
indices[(i * 6) + 1] = (ushort)((i * 4) + 2);
indices[(i * 6) + 2] = (ushort)((i * 4) + 1);
indices[(i * 6) + 3] = (ushort)((i * 4) + 0);
indices[(i * 6) + 4] = (ushort)((i * 4) + 3);
indices[(i * 6) + 5] = (ushort)((i * 4) + 2);
}
this.indexBuffer = new IndexBuffer(indices);
this.GraphicsDevice.BindIndexBuffer(this.indexBuffer);
// Initialize Particles
for (int i = 0; i < this.numParticles; i++)
{
double life = (this.settings.EmitRate > 0) ? -1 : TimeSpan.FromMilliseconds(this.random.NextDouble() * (this.numParticles * InitTimeMultipler)).TotalMilliseconds;
this.particles[i] = new Particle()
{
Alive = true,
Life = life
};
}
this.vertices = new VertexPositionColorTexture[this.numVertices];
// Initializes the coordinate textures of the vertices
for (int i = 0; i < this.numVertices; i++)
{
this.vertices[i++].TexCoord = TEXCOORD1;
this.vertices[i++].TexCoord = TEXCOORD2;
this.vertices[i++].TexCoord = TEXCOORD3;
this.vertices[i].TexCoord = TEXCOORD4;
}
this.vertexBuffer = new DynamicVertexBuffer(VertexPositionColorTexture.VertexFormat);
this.vertexBuffer.SetData(this.vertices, this.numVertices);
this.GraphicsDevice.BindVertexBuffer(this.vertexBuffer);
}
