/// <summary>
/// Update matrices from a group.
/// </summary>
public void UpdateMatrices(IParticleTargetGroup group)
{
group.UpdateMatrices();
System.Array.Copy(group.MatrixData, 0, _matrixData, 0, group.MatrixData.Length);
_matrixBuffer.SetData(_matrixData);
}
/// <summary>
/// Set a target group.
/// </summary>
public void SetGroup(IParticleTargetGroup group, ParticleTargetSubGroup subGroup = null)
{
DisableAllParticles();
UpdateMatrices(group);
UpdateInitData(group.AllInitData);
if (subGroup == null)
{
UpdateIndices(group.Indices);
}
else
{
UpdateIndices(subGroup.GetIndices());
}
UpdateAllBuffers(_kernelSetupParticles);
Dispatch(_kernelSetupParticles);
_particleMat.SetTexture(_propertyDef.TexturesID, group.TextureArray);
}