public override void Draw(IVncPixelGetter a_pixelGetter, MatOfByte3 a_mat)
{
Scalar background = (Scalar)a_pixelGetter.GetPixelVec3b(Background, 0);
a_mat.Rectangle(new Rect(X, Y, Width, Height), background, -1 /* Fill */);
foreach (var v in Subrectangle)
{
Scalar pixelValue = (Scalar)a_pixelGetter.GetPixelVec3b(v.PixelBinary, 0);
a_mat.Rectangle(new Rect(X + v.X, Y + v.Y, v.Width, v.Height), pixelValue, -1 /* Fill */);
}
}
public void DrawHexTile(int a_x, int a_y, int a_width, int a_height, IVncPixelGetter a_pixelGetter, MatOfByte3 a_mat)
{
Scalar background = (Scalar)a_pixelGetter.GetPixelVec3b(Background, 0);
a_mat.Rectangle(new Rect(a_x, a_y, a_width, a_height), background, -1 /* Fill */);
foreach (var v in Subrects)
{
Scalar color = (Scalar)a_pixelGetter.GetPixelVec3b(v.SubrectsColor, 0);
a_mat.Rectangle(new Rect(a_x + v.X, a_y + v.Y, v.Width, v.Height), color, -1 /* Fill */);
}
}
public override void Draw(IVncPixelGetter a_pixelGetter, MatOfByte3 a_mat)
{
if (m_unzippedData == null)
{
m_unzippedData = m_zrleReader.Read(m_zlibData, m_offset, m_length);
}
int readPos = 0;
for (int y = Y; y < Y + Height; y += 64)
{
int h = (Y + Height - y) > 64 ? 64 : (Y + Height - y);
for (int x = X; x < X + Width; x += 64)
{
int w = (X + Width - x) > 64 ? 64 : (X + Width - x);
int subencodingType = m_unzippedData[readPos++];
if (subencodingType == 0)
{
var indexer = a_mat.GetIndexer();
int byteSize = a_pixelGetter.GetPixelByteSize();
for (int posY = y; posY < y + h; ++posY)
{
for (int posX = x; posX < x + w; ++posX)
{
indexer[posY, posX] = a_pixelGetter.GetPixelVec3b(m_unzippedData, readPos);
readPos += byteSize;
}
}
}
else if (subencodingType == 1)
{
Scalar background = (Scalar)a_pixelGetter.GetPixelVec3b(m_unzippedData, readPos);
readPos += a_pixelGetter.GetPixelByteSize();
a_mat.Rectangle(new Rect(x, y, w, h), background, -1 /* Fill */);
}
else if (2 <= subencodingType && subencodingType <= 16)
{
Vec3b[] palette = new Vec3b[subencodingType];
for (int i = 0; i < subencodingType; ++i)
{
palette[i] = a_pixelGetter.GetPixelVec3b(m_unzippedData, readPos);
readPos += a_pixelGetter.GetPixelByteSize();
}
var indexer = a_mat.GetIndexer();
int byteSize = a_pixelGetter.GetPixelByteSize();
int[] ppa = createPackedPixelsArray(w, h, m_unzippedData, readPos, subencodingType);
for (int i = 0, posY = y; posY < y + h; ++posY)
{
for (int posX = x; posX < x + w; ++posX)
{
indexer[posY, posX] = palette[ppa[i]];
++i;
}
}
readPos += getPackedPixelsBytesSize(w, h, subencodingType);
}
else if (17 <= subencodingType && subencodingType <= 127)
{
throw new NotSupportedException($"SubencodingType ({subencodingType}) is not supported.");
}
else if (subencodingType == 128)
{
var indexer = a_mat.GetIndexer();
int posX = x;
int posY = y;
int totalLen = 0;
int size = w * h;
while (totalLen < size)
{
Vec3b pixel = a_pixelGetter.GetPixelVec3b(m_unzippedData, readPos);
readPos += a_pixelGetter.GetPixelByteSize();
// count length
int b;
int len = 1;
do
{
b = m_unzippedData[readPos++];
len += b;
} while (b == 255);
// set pixel
for (int i = 0; i < len; ++i)
{
indexer[posY, posX] = pixel;
// to next position
++posX;
if (posX >= x + w)
{
posX = x;
++posY;
}
}
totalLen += len;
}
}
else if (subencodingType == 129)
{
throw new NotSupportedException($"SubencodingType ({subencodingType}) is not supported.");
}
else if (130 <= subencodingType && subencodingType <= 255)
{
// create palette
int paletteSize = subencodingType - 128;
Vec3b[] palette = new Vec3b[paletteSize];
for (int i = 0; i < paletteSize; ++i)
{
palette[i] = a_pixelGetter.GetPixelVec3b(m_unzippedData, readPos);
readPos += a_pixelGetter.GetPixelByteSize();
}
var indexer = a_mat.GetIndexer();
int posX = x;
int posY = y;
int totalLen = 0;
int size = w * h;
while (totalLen < size)
{
int paletteIndex = m_unzippedData[readPos++];
if ((paletteIndex & 0b10000000) == 0)
{
// length is 1
indexer[posY, posX] = palette[paletteIndex];
++totalLen;
// to next position
++posX;
if (posX >= x + w)
{
posX = x;
++posY;
}
}
else
{
int b;
int len = 1;
do
{
b = m_unzippedData[readPos++];
len += b;
} while (b == 255);
for (int i = 0; i < len; ++i)
{
indexer[posY, posX] = palette[paletteIndex & 0x7F];
// to next position
++posX;
if (posX >= x + w)
{
posX = x;
++posY;
}
}
totalLen += len;
}
}
}
