public override void Prepare(DrawInfo info)
{
// Prepare inputs:
base.Prepare(info);
if (info.Mode == SurfaceDrawMode.CPU)
{
// Prerender now! Bitmap node will sample it as needed.
int width = info.ImageX;
int height = info.ImageY;
// Set buffer etc:
Setup(info);
// Setup secondary buffer:
if (Buffer2 == null || Buffer2.Length != Buffer.Length)
{
Buffer2 = new Color[Buffer.Length];
}
Width = width;
Height = height;
// Render into buffer2:
SourceModule.DrawCPU(info, Buffer2);
// Get radii:
int hRadius = (int)(width * RadiusX.GetValue(0.0, 0.0));
int vRadius = (int)(height * RadiusY.GetValue(0.0, 0.0));
// Do percentile filter now:
PercentileFilter.Filter(Buffer2, Buffer, width, height, hRadius, vRadius, Percent);
}
}
public override void Prepare(DrawInfo info)
{
base.Prepare(info);
if (info.Mode == SurfaceDrawMode.CPU)
{
// Prerender source now!
int width = info.ImageX;
int height = info.ImageY;
// Buffer etc:
Setup(info);
// Setup secondary buffer:
if (Buffer2 == null || Buffer2.Length != Buffer.Length)
{
Buffer2 = new Color[Buffer.Length];
}
// Draw source now:
SourceModule.DrawCPU(info, Buffer2);
Width = width;
Height = height;
// Get radii:
float hRadius = (float)(width * RadiusX.GetValue(0.0, 0.0));
float vRadius = (float)(height * RadiusY.GetValue(0.0, 0.0));
// Box or gaus blur:
if (Method_ == (int)BlurMethod.Box)
{
// Blurs and flips (horizontal for vertical):
BoxBlurFilter.BlurAndTranspose(Buffer2, Buffer, width, height, (int)hRadius);
BoxBlurFilter.BlurAndTranspose(Buffer, Buffer2, height, width, (int)vRadius);
}
else
{
Kernel kernelH = GaussianFilter.MakeKernel(hRadius);
Kernel kernelV;
if (vRadius == hRadius)
{
kernelV = kernelH;
}
else
{
kernelV = GaussianFilter.MakeKernel(vRadius);
}
// Blurs and flips (horizontal for vertical):
GaussianFilter.ConvolveAndTranspose(kernelH, Buffer2, Buffer, width, height, true, ConvolveWrapping.ClampEdges);
GaussianFilter.ConvolveAndTranspose(kernelV, Buffer, Buffer2, height, width, true, ConvolveWrapping.ClampEdges);
}
}
}
