public void Initalize(ParticleArrayHolder holder, ParticleOptions options)
{
if (IsCudaAvailable())
{
unsafe
{
fixed (Vector2* ppositions = holder.positions, pvel = holder.velocities)
{
fixed (float* pRotations = holder.Rotations, pLifeTimes = holder.lifetimes)
{
fixed (Rectangle* prect = holder.rects)
{
fixed (byte* palphas = holder.alphas)
{
//CudaInitialize(particlePTR, particles.Length, options);
//TODO
try
{
cudaObject = CudaInitialize(ppositions, pvel, pRotations, pLifeTimes, prect, palphas, holder.positions.Length);
}
catch (Exception)
{
//throw;
}
}
}
}
}
}
}
}
private void InitalizeCUDA()
{
particleCuda = new ParticleCUDA();
options = new ParticleOptions();
particleCuda.Initalize(CreateHolder(), CreateOptions());
}
private unsafe ParticleOptions CreateOptions(float elapsed)
{
ParticleOptions options = new ParticleOptions();
options.AirFriction = AirFriction;
options.collisionRectSize = collisionrectangles.Count;
options.collisionType = collisiontype;
options.elapsedGameTime = elapsed;
options.Friction = friction;
options.gravity = gravity;
options.gravType = gravtype;
fixed (NewtonMass* fmasses = masses.ToArray())
{
options.mass = new IntPtr((void*)fmasses);
}
options.newtonMassSize = masses.Count;
options.size = size;
options.totalLifeTime = totallifetime;
return options;
}
static unsafe extern void CudaMain(IntPtr holder, [Out]Vector2* positions, [Out]Vector2* velocities, float* Rotations, float* lifetimes, Rectangle* rects, byte* alphas, int Size, ParticleOptions options);
public unsafe void Run(ParticleArrayHolder holder, ParticleOptions options)
{
if (IsCudaAvailable())
{
fixed (Vector2* ppositions = holder.positions, pvel = holder.velocities)
{
fixed (float* pRotations = holder.Rotations, pLifeTimes = holder.lifetimes)
{
fixed (Rectangle* prect = holder.rects)
{
fixed (byte* palphas = holder.alphas)
{
//CudaInitialize(particlePTR, particles.Length, options);
CudaMain(cudaObject, ppositions, pvel, pRotations, pLifeTimes, prect, palphas, holder.positions.Length, options);
}
}
}
}
}
}
