public override void Apply()
{
unsafe
{
using (PixelFarm.CpuBlit.TempMemPtr bufferPtr = _target.GetBufferPtr())
{
int[] output = new int[bufferPtr.LengthInBytes / 4]; //TODO: review here again
fixed(int *outputPtr = &output[0])
{
byte *srcBuffer = (byte *)bufferPtr.Ptr;
int * srcBuffer1 = (int *)srcBuffer;
int * outputBuffer1 = (int *)outputPtr;
int stride = _target.Stride;
int w = _target.Width;
int h = _target.Height;
MemHolder srcMemHolder = new MemHolder((IntPtr)srcBuffer1, bufferPtr.LengthInBytes / 4);//
Surface srcSurface = new Surface(stride, w, h, srcMemHolder);
//
MemHolder destMemHolder = new MemHolder((IntPtr)outputPtr, bufferPtr.LengthInBytes / 4);
Surface destSurface = new Surface(stride, w, h, destMemHolder);
//
_shRenderer1.Amount = Radius;
_shRenderer1.Render(srcSurface, destSurface, new PixelFarm.Drawing.Rectangle[] {
new PixelFarm.Drawing.Rectangle(0, 0, w, h)
}, 0, 1);
}
_target.WriteBuffer(output);
}
}
}
//public static void InvertColor(this MemBitmap memBmp)
//{
// //temp fix
// unsafe
// {
// Imaging.TempMemPtr tmp = MemBitmap.GetBufferPtr(memBmp);
// int* buffer = (int*)tmp.Ptr;
// int len32 = tmp.LengthInBytes / 4;
// unsafe
// {
// {
// int* head_i32 = (int*)buffer;
// for (int n = len32 - 1; n >= 0; --n)
// {
// int value = *head_i32;
// int r = (value >> CO.R_SHIFT) & 0xff;
// int g = (value >> CO.G_SHIFT) & 0xff;
// int b = (value >> CO.B_SHIFT) & 0xff;
// int a = (value >> CO.A_SHIFT) & 0xff;
// *head_i32 = ((255 - r) << CO.R_SHIFT) | ((255 - g) << CO.G_SHIFT) | ((255 - b) << CO.B_SHIFT) | ((255 - a) << CO.A_SHIFT);
// head_i32++;
// }
// }
// }
// }
//}
internal static void Clear(PixelFarm.CpuBlit.TempMemPtr tmp, Color color)
{
unsafe
{
int *buffer = (int *)tmp.Ptr;
int len32 = tmp.LengthInBytes / 4;
//------------------------------
//fast clear buffer
//skip clipping ****
//TODO: reimplement clipping***
//------------------------------
if (color == Color.White)
{
//fast cleat with white color
int n = len32;
unsafe
{
//fixed (void* head = &buffer[0])
{
uint *head_i32 = (uint *)buffer;
for (int i = n - 1; i >= 0; --i)
{
*head_i32 = 0xffffffff; //white (ARGB)
head_i32++;
}
}
}
}
else if (color == Color.Black)
{
//fast clear with black color
int n = len32;
unsafe
{
//fixed (void* head = &buffer[0])
{
uint *head_i32 = (uint *)buffer;
for (int i = n - 1; i >= 0; --i)
{
*head_i32 = 0xff000000; //black (ARGB)
head_i32++;
}
}
}
}
else if (color == Color.Empty)
{
int n = len32;
unsafe
{
//fixed (void* head = &buffer[0])
{
uint *head_i32 = (uint *)buffer;
for (int i = n - 1; i >= 0; --i)
{
*head_i32 = 0x00000000; //empty
head_i32++;
}
}
}
}
else
{
//other color
//#if WIN32
// uint colorARGB = (uint)((color.alpha << 24) | ((color.red << 16) | (color.green << 8) | color.blue));
//#else
// uint colorARGB = (uint)((color.alpha << 24) | ((color.blue << 16) | (color.green << 8) | color.red));
//#endif
//ARGB
uint colorARGB = (uint)((color.A << CO.A_SHIFT) | ((color.R << CO.R_SHIFT) | (color.G << CO.G_SHIFT) | color.B << CO.B_SHIFT));
int n = len32;
unsafe
{
//fixed (void* head = &buffer[0])
{
uint *head_i32 = (uint *)buffer;
for (int i = n - 1; i >= 0; --i)
{
*head_i32 = colorARGB;
head_i32++;
}
}
}
}
}
}
