public void RenderCl(OpenCLProxy clProxy)
{
if (clProxy.HardwareAccelerationEnabled)
{
clProxy.RunKernel(_computeKernel, RenderUtils.ScreenArea);
}
else
{
int totalSize = RenderUtils.ScreenArea;
for (int i = 0; i < totalSize; i++)
{
_kernel.Run(clProxy.ReadIntBuffer("image", totalSize), 0, 0, 0, 0, 0, 0, 0, 0, 0);
}
_kernel.Finish();
}
}
/// <summary>
/// Load GPU kernels for planet rendering
/// </summary>
private void LoadKernels()
{
try
{
bool useSoftware = (_renderingType == RenderingType.OpenCLSoftware);
_gpuClear = new GpuClear();
_clProxy = new OpenCLProxy(useSoftware);
if (Directory.Exists("Kernels"))
{
KernelManager.GenerateKernels("Kernels");
}
else
{
KernelManager.GenerateKernels("../../Kernels");
}
_clProxy.CreateIntArgument("resX", RenderUtils.ScreenWidth);
_clProxy.CreateIntArgument("resY", RenderUtils.ScreenHeight);
_clProxy.CreateDoubleArgument("cameraLeft", 0);
_clProxy.CreateDoubleArgument("cameraTop", 0);
_clProxy.CreateDoubleArgument("cameraWidth", 0);
_clProxy.CreateDoubleArgument("cameraHeight", 0);
_clProxy.CreateDoubleArgument("sunNormalX", 0);
_clProxy.CreateDoubleArgument("sunNormalY", 0);
_clProxy.CreateDoubleArgument("rotation", 0);
_clProxy.CreateIntBuffer("image", new int[RenderUtils.ScreenArea], ComputeMemoryFlags.UseHostPointer);
_gpuClear.Load(_clProxy);
foreach (IGpuRenderable renderable in _massiveBodies)
{
renderable.Load(_clProxy);
}
}
catch (Exception)
{
_renderingType = RenderingType.GDIPlus;
}
}
public void RenderCl(OpenCLProxy clProxy, RectangleD cameraBounds, IPhysicsBody sun)
{
RectangleD bounds = ComputeBoundingBox();
// Not in range easy return
if (!cameraBounds.IntersectsWith(bounds))
{
return;
}
DVector2 sunNormal = DVector2.Zero;
if (sun != null)
{
sunNormal = sun.Position - Position;
sunNormal.Normalize();
}
var normalizedPosition = new DVector2(cameraBounds.X - Position.X, cameraBounds.Y - Position.Y);
if (clProxy.HardwareAccelerationEnabled)
{
clProxy.UpdateDoubleArgument("cameraLeft", normalizedPosition.X);
clProxy.UpdateDoubleArgument("cameraTop", normalizedPosition.Y);
clProxy.UpdateDoubleArgument("cameraWidth", cameraBounds.Width);
clProxy.UpdateDoubleArgument("cameraHeight", cameraBounds.Height);
clProxy.UpdateDoubleArgument("sunNormalX", sunNormal.X);
clProxy.UpdateDoubleArgument("sunNormalY", sunNormal.Y);
clProxy.UpdateDoubleArgument("rotation", Rotation);
clProxy.RunKernel(_computeKernel, RenderUtils.ScreenArea);
}
else
{
int totalSize = RenderUtils.ScreenArea;
for (int i = 0; i < totalSize; i++)
{
Kernel.Run(clProxy.ReadIntBuffer("image", totalSize), RenderUtils.ScreenWidth, RenderUtils.ScreenHeight,
normalizedPosition.X, normalizedPosition.Y, cameraBounds.Width, cameraBounds.Height,
sunNormal.X, sunNormal.Y, Rotation);
}
Kernel.Finish();
}
}
public void Load(OpenCLProxy clProxy)
{
_kernel = new ClearKernel();
_computeKernel = clProxy.CreateKernel(_kernel);
}
public void Load(OpenCLProxy clProxy)
{
if (Kernel != null)
{
_computeKernel = clProxy.CreateKernel(Kernel);
}
}