public unsafe void Multiplication(Picture tmp, string Chanel, int Alph)
{
double A = 1.0 - (Alph / 10.0);
fixed(byte *Ptr = Arr) //подвязывает участок памяти к определенному указателю
{
fixed(byte *Ptr2 = tmp.Arr)
{
byte *wrk = Ptr, wrk2 = Ptr2;
if (Chanel == "R")
{
for (int i = 2; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) * *(wrk2 + i) * A / 256, 0, 255);
}
}
else
if (Chanel == "G")
{
for (int i = 1; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) * *(wrk2 + i) * A / 256, 0, 255);
}
}
else
if (Chanel == "B")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) * *(wrk2 + i) * A / 256, 0, 255);
}
}
else
if (Chanel == "RG")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp(*(wrk + i + 2) * *(wrk2 + i + 2) * A / 256, 0, 255);
*(wrk + i + 1) = (byte)Clamp(*(wrk + i + 1) * *(wrk2 + i + 1) * A / 256, 0, 255);
}
}
else
if (Chanel == "RB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp(*(wrk + i + 2) * *(wrk2 + i + 2) * A / 256, 0, 255);
*(wrk + i) = (byte)Clamp(*(wrk + i) * *(wrk2 + i) * A / 256, 0, 255);
}
}
else
if (Chanel == "GB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) * *(wrk2 + i) * A / 256, 0, 255);
*(wrk + i + 1) = (byte)Clamp(*(wrk + i + 1) * *(wrk2 + i + 1) * A / 256, 0, 255);
}
}
else
if (Chanel == "RGB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp(*(wrk + i + 2) * *(wrk2 + i + 2) * A / 256, 0, 255);
*(wrk + i + 1) = (byte)Clamp(*(wrk + i + 1) * *(wrk2 + i + 1) * A / 256, 0, 255);
*(wrk + i) = (byte)Clamp(*(wrk + i) * *(wrk2 + i) * A / 256, 0, 255);
}
}
}
}
}
public unsafe void Max(Picture tmp, string Chanel, int Alph) //максимум
{
double A = 1.0 - (Alph / 10.0);
fixed(byte *Ptr = Arr)
{
fixed(byte *Ptr2 = tmp.Arr)
{
byte *wrk = Ptr, wrk2 = Ptr2;
if (Chanel == "R")
{
for (int i = 2; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Math.Max(*(wrk + i), *(wrk2 + i) * A);
}
}
else
if (Chanel == "G")
{
for (int i = 1; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Math.Max(*(wrk + i), *(wrk2 + i) * A);
}
}
else
if (Chanel == "B")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Math.Max(*(wrk + i), *(wrk2 + i) * A);
}
}
else
if (Chanel == "RG")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Math.Max(*(wrk + i + 2), *(wrk2 + i + 2) * A);
*(wrk + i + 1) = (byte)Math.Max(*(wrk + i + 1), *(wrk2 + i + 1) * A);
}
}
else
if (Chanel == "RB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Math.Max(*(wrk + i + 2), *(wrk2 + i + 2) * A);
*(wrk + i) = (byte)Math.Max(*(wrk + i), *(wrk2 + i) * A);
}
}
else
if (Chanel == "GB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Math.Max(*(wrk + i), *(wrk2 + i) * A);
*(wrk + i + 1) = (byte)Math.Max(*(wrk + i + 1), *(wrk2 + i + 1) * A);
}
}
else
if (Chanel == "RGB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Math.Max(*(wrk + i + 2), *(wrk2 + i + 2) * A);
*(wrk + i + 1) = (byte)Math.Max(*(wrk + i + 1), *(wrk2 + i + 1) * A);
*(wrk + i) = (byte)Math.Max(*(wrk + i), *(wrk2 + i) * A);
}
}
}
}
}
public unsafe void Difference(Picture tmp, string Chanel, int Alph) //разность
{
double A = 1.0 - (Alph / 10.0);
fixed(byte *Ptr = Arr)
{
fixed(byte *Ptr2 = tmp.Arr)
{
byte *wrk = Ptr, wrk2 = Ptr2;
if (Chanel == "R")
{
for (int i = 2; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) - *(wrk2 + i) * A, 0, 255);
}
}
else
if (Chanel == "G")
{
for (int i = 1; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) - *(wrk2 + i) * A, 0, 255);
}
}
else
if (Chanel == "B")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) - *(wrk2 + i) * A, 0, 255);
}
}
else
if (Chanel == "RG")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp(*(wrk + i + 2) - *(wrk2 + i + 2) * A, 0, 255);
*(wrk + i + 1) = (byte)Clamp(*(wrk + i + 1) - *(wrk2 + i + 1) * A, 0, 255);
}
}
else
if (Chanel == "RB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp(*(wrk + i + 2) - *(wrk2 + i + 2) * A, 0, 255);
*(wrk + i) = (byte)Clamp(*(wrk + i) - *(wrk2 + i) * A, 0, 255);
}
}
else
if (Chanel == "GB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) - *(wrk2 + i) * A, 0, 255);
*(wrk + i + 1) = (byte)Clamp(*(wrk + i + 1) - *(wrk2 + i + 1) * A, 0, 255);
}
}
else
if (Chanel == "RGB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp(*(wrk + i + 2) - *(wrk2 + i + 2) * A, 0, 255);
*(wrk + i + 1) = (byte)Clamp(*(wrk + i + 1) - *(wrk2 + i + 1) * A, 0, 255);
*(wrk + i) = (byte)Clamp(*(wrk + i) - *(wrk2 + i) * A, 0, 255);
}
}
}
}
}
public unsafe void Avg(Picture tmp, string Chanel, int Alph) //среднее арифмитическое
{
double A = 1.0 - (Alph / 10.0);
fixed(byte *Ptr = Arr)
{
fixed(byte *Ptr2 = tmp.Arr)
{
byte *wrk = Ptr, wrk2 = Ptr2;
if (Chanel == "R")
{
for (int i = 2; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp((*(wrk + i) + *(wrk2 + i) * A) / 2, 0, 255);
}
}
else
if (Chanel == "G")
{
for (int i = 1; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp((*(wrk + i) + *(wrk2 + i) * A) / 2, 0, 255);
}
}
else
if (Chanel == "B")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp((*(wrk + i) + *(wrk2 + i) * A) / 2, 0, 255);
}
}
else
if (Chanel == "RG")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp((*(wrk + i + 2) + *(wrk2 + i + 2) * A) / 2, 0, 255);
*(wrk + i + 1) = (byte)Clamp((*(wrk + i + 1) + *(wrk2 + i + 1) * A) / 2, 0, 255);
}
}
else
if (Chanel == "RB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp((*(wrk + i + 2) + *(wrk2 + i + 2) * A) / 2, 0, 255);
*(wrk + i) = (byte)Clamp((*(wrk + i) + *(wrk2 + i) * A) / 2, 0, 255);
}
}
else
if (Chanel == "GB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp((*(wrk + i) + *(wrk2 + i) * A) / 2, 0, 255);
*(wrk + i + 1) = (byte)Clamp((*(wrk + i + 1) + *(wrk2 + i + 1) * A) / 2, 0, 255);
}
}
else
if (Chanel == "RGB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp((*(wrk + i + 2) + *(wrk2 + i + 2) * A) / 2, 0, 255);
*(wrk + i + 1) = (byte)Clamp((*(wrk + i + 1) + *(wrk2 + i + 1) * A) / 2, 0, 255);
*(wrk + i) = (byte)Clamp((*(wrk + i) + *(wrk2 + i) * A) / 2, 0, 255);
}
}
}
}
}
public unsafe void Summ(Picture tmp, string Chanel, int Alph)
{
double A = 1.0 - (Alph / 10.0);
fixed(byte *Ptr = Arr)
{
fixed(byte *Ptr2 = tmp.Arr)
{
byte *wrk = Ptr, wrk2 = Ptr2;
//+0 blue //+1 green //+2 red
if (Chanel == "R")
{
for (int i = 2; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) + *(wrk2 + i) * A, 0, 255);
}
}
else
if (Chanel == "G")
{
for (int i = 1; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) + *(wrk2 + i) * A, 0, 255);
}
}
else
if (Chanel == "B")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) + *(wrk2 + i) * A, 0, 255);
}
}
else
if (Chanel == "RG")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp(*(wrk + i + 2) + *(wrk2 + i + 2) * A, 0, 255);
*(wrk + i + 1) = (byte)Clamp(*(wrk + i + 1) + *(wrk2 + i + 1) * A, 0, 255);
}
}
else
if (Chanel == "RB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp(*(wrk + i + 2) + *(wrk2 + i + 2) * A, 0, 255);
*(wrk + i) = (byte)Clamp(*(wrk + i) + *(wrk2 + i) * A, 0, 255);
}
}
else
if (Chanel == "GB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i) = (byte)Clamp(*(wrk + i) + *(wrk2 + i) * A, 0, 255);
*(wrk + i + 1) = (byte)Clamp(*(wrk + i + 1) + *(wrk2 + i + 1) * A, 0, 255);
}
}
else
if (Chanel == "RGB")
{
for (int i = 0; i < Width * Height * 3; i = i + 3)
{
*(wrk + i + 2) = (byte)Clamp(*(wrk + i + 2) + *(wrk2 + i + 2) * A, 0, 255);
*(wrk + i + 1) = (byte)Clamp(*(wrk + i + 1) + *(wrk2 + i + 1) * A, 0, 255);
*(wrk + i) = (byte)Clamp(*(wrk + i) + *(wrk2 + i) * A, 0, 255);
}
}
}
}
}