protected override void EncodeBlock(ARGBPixel* sPtr, VoidPtr blockAddr, int width)
{
wRGB5A3Pixel* dPtr = (wRGB5A3Pixel*)blockAddr;
for (int y = 0; y < BlockHeight; y++, sPtr += width)
for (int x = 0; x < BlockWidth; )
*dPtr++ = (wRGB5A3Pixel)sPtr[x++];
}
protected override void DecodeBlock(VoidPtr blockAddr, ARGBPixel* dPtr, int width)
{
byte* sPtr = (byte*)blockAddr;
byte b;
if (_workingPalette != null)
{
for (int y = 0; y < BlockHeight; y++, dPtr += width)
for (int x = 0; x < BlockWidth; )
{
b = *sPtr++;
dPtr[x++] = (ARGBPixel)_workingPalette.Entries[b >> 4];
dPtr[x++] = (ARGBPixel)_workingPalette.Entries[b & 0xF];
}
}
else
{
for (int y = 0; y < BlockHeight; y++, dPtr += width)
for (int x = 0; x < BlockWidth; )
{
b = *sPtr++;
dPtr[x++] = new ARGBPixel((byte)(b & 0xF0));
dPtr[x++] = new ARGBPixel((byte)(b << 4));
}
}
}
protected override void DecodeBlock(VoidPtr blockAddr, ARGBPixel* dPtr, int width)
{
wRGB5A3Pixel* sPtr = (wRGB5A3Pixel*)blockAddr;
//ARGBPixel* dPtr = (ARGBPixel*)destAddr;
for (int y = 0; y < BlockHeight; y++, dPtr += width)
for (int x = 0; x < BlockWidth; )
dPtr[x++] = (ARGBPixel)(*sPtr++);
}
protected override void EncodeBlock(ARGBPixel* sPtr, VoidPtr blockAddr, int width)
{
byte* stPtr = (byte*)sPtr;
byte* dPtr = (byte*)blockAddr;
for (int y = 0; y < BlockHeight; y++, stPtr += width)
for (int x = 0; x < BlockWidth; )
*dPtr++ = stPtr[x++];
}
private static void extractColorBlockRGB(ARGBPixel *colors, Vector3 *points)
{
for (int i = 0; i < 16; i++)
{
ARGBPixel p = colors[i];
points[i] = new Vector3(p.R, p.G, p.B);
}
}
protected override void EncodeBlock(ARGBPixel* sPtr, VoidPtr blockAddr, int width)
{
byte* stPtr = (byte*)sPtr;
byte* dPtr = (byte*)blockAddr;
for (int y = 0; y < BlockHeight; y++, stPtr += width / 2)
for (int x = 0; x < BlockWidth / 2; )
*dPtr++ = stPtr[x++];
//*dPtr++ = (byte)((_workingPalette.FindMatch(sPtr[x++]) << 4) | (_workingPalette.FindMatch(sPtr[x++]) & 0x0F));
}
protected override void DecodeBlock(VoidPtr blockAddr, ARGBPixel* dPtr, int width)
{
I4Pixel* sPtr = (I4Pixel*)blockAddr;
//RGBPixel* dPtr = (RGBPixel*)destAddr;
for (int y = 0; y < BlockHeight; y++, dPtr += width)
for (int x = 0; x < BlockWidth; )
{
dPtr[x++] = (ARGBPixel)(*sPtr)[0];
dPtr[x++] = (ARGBPixel)(*sPtr++)[1];
}
}
public int DistanceTo(ARGBPixel p)
{
int val = A - p.A;
int dist = val * val;
val = R - p.R;
dist += val * val;
val = G - p.G;
dist += val * val;
val = B - p.B;
return(dist + val);
}
public ColorInformation(ARGBPixel[] colors)
{
_colors = colors;
_alphaColors = 0;
_isGreyscale = true;
foreach (ARGBPixel p in colors)
{
if (p.A != 0xFF)
_alphaColors++;
if ((_isGreyscale) && (!p.IsGreyscale()))
_isGreyscale = false;
}
}
public static CMPRBlock optimalCompressDXT1a(ARGBPixel rgba)
{
if (rgba.A < 128)
{
CMPRBlock block = new CMPRBlock();
block._root0._data = 0;
block._root1._data = 0;
block._lookup = 0xFFFFFFFF;
return(block);
}
return(optimalCompressDXT1(rgba));
}
private static int extractColorBlockRGBA(ARGBPixel *colors, Vector3 *points)
{
int num = 0;
for (int i = 0; i < 16; i++)
{
ARGBPixel p = colors[i];
if (p.A > 127)
{
points[num++] = new Vector3(p.R, p.G, p.B);
}
}
return(num);
}
public static int FindMatch(this ColorPalette pal, ARGBPixel pixel)
{
int bestDist = Int32.MaxValue, bestIndex = 0;
for (int i = 0, c = pal.Entries.Length; i < c; i++)
{
int dist = pixel.DistanceTo(pal.Entries[i]);
if (dist < bestDist)
{
bestIndex = i;
if (dist == 0) break;
bestDist = dist;
}
}
return bestIndex;
}
private static CMPRBlock optimalCompressDXT1(ARGBPixel c)
{
CMPRBlock block = new CMPRBlock();
uint indices = 0xAAAAAAAA;
block._root0._data = (ushort)((OMatch5[c.R, 0] << 11) | (OMatch6[c.G, 0] << 5) | OMatch5[c.B, 0]);
block._root1._data = (ushort)((OMatch5[c.R, 1] << 11) | (OMatch6[c.G, 1] << 5) | OMatch5[c.B, 1]);
if (block._root0 < block._root1)
{
VoidPtr.Swap((short *)&block._root0, (short *)&block._root1);
indices ^= 0x55555555;
}
block._lookup = indices;
return(block);
}
private static uint computeIndices3(ARGBPixel *colors, Vector3 *maxColor, Vector3 *minColor)
{
float * pData = stackalloc float[9];
Vector3 *palette = (Vector3 *)pData;
palette[0] = *minColor;
palette[1] = *maxColor;
palette[2] = (palette[0] + palette[1]) * 0.5f;
uint indices = 0;
for (int i = 0; i < 16; i++)
{
ARGBPixel p = colors[i];
Vector3 color = new Vector3(p.R, p.G, p.B);
float d0 = colorDistance(&palette[0], &color);
float d1 = colorDistance(&palette[1], &color);
float d2 = colorDistance(&palette[2], &color);
uint index;
if (p.A < 128)
{
index = 3;
}
else if (d0 < d1 && d0 < d2)
{
index = 0;
}
else if (d1 < d2)
{
index = 1;
}
else
{
index = 2;
}
indices <<= 2;
indices |= index;
}
return(indices);
}
protected override void DecodeBlock(VoidPtr blockAddr, ARGBPixel* dPtr, int width)
{
byte* s1 = (byte*)blockAddr;
byte* s2 = s1 + 32;
byte* d2 = (byte*)dPtr;
for (int y = 0; y < 4; y++, d2 += (width - 4) << 2)
{
for (int x = 0; x < 4; x++, d2 += 4)
{
d2[3] = *s1++;
d2[2] = *s1++;
d2[1] = *s2++;
d2[0] = *s2++;
}
}
//RGBA8Pixel* sPtr = (RGBA8Pixel*)blockAddr;
////ARGBPixel* dPtr = (ARGBPixel*)destAddr;
//for (int y = 0; y < 4; y++, dPtr += width)
// for (int x = 0; x < 4; sPtr = (RGBA8Pixel*)((int)sPtr + 2) )
// dPtr[x++] = (ARGBPixel)(*sPtr);
}
protected override void DecodeBlock(VoidPtr blockAddr, ARGBPixel* dPtr, int width)
{
byte* sPtr = (byte*)blockAddr;
if (_workingPalette != null)
{
for (int y = 0; y < BlockHeight; y++, dPtr += width)
for (int x = 0; x < BlockWidth; x++)
{
byte b = *sPtr++;
if (b >= _workingPalette.Entries.Length)
dPtr[x] = new ARGBPixel();
else
dPtr[x] = (ARGBPixel)_workingPalette.Entries[b];
}
}
else
{
for (int y = 0; y < BlockHeight; y++, dPtr += width)
for (int x = 0; x < BlockWidth; x++)
dPtr[x] = new ARGBPixel(*sPtr++);
}
}
public void MakeSolid(ARGBPixel color)
{
_numEntries = 0;
_constant = true;
_solidColor = color;
SignalPropertyChange();
}
public void SetColor(int index, int id, ARGBPixel color)
{
if (Palette != null) { Palette.Entries[index] = (Color)color; SignalPropertyChange(); }
}
private static void RGB5A3Converter(ushort *id, out ARGBPixel outPixel)
{
outPixel = (ARGBPixel)(*(wRGB5A3Pixel *)id);
}
private static void RGB5A3Handler(ARGBPixel inPixel, ushort *id)
{
*(wRGB5A3Pixel *)id = (wRGB5A3Pixel)inPixel;
}
public ARGBPixel Min(ARGBPixel p)
{
return new ARGBPixel(Math.Min(A, p.A), Math.Min(R, p.R), Math.Min(G, p.G), Math.Min(B, p.B));
}
public int DistanceTo(ARGBPixel p)
{
int val = A - p.A;
int dist = val * val;
val = R - p.R;
dist += val * val;
val = G - p.G;
dist += val * val;
val = B - p.B;
return dist + val;
}
private void SourceChanged()
{
lstColors.BeginUpdate();
lstColors.Items.Clear();
if (_colorSource != null)
{
int count = _colorSource.ColorCount(_colorId);
for (int i = 0; i < count; i++)
lstColors.Items.Add(_colorSource.GetColor(i, _colorId));
if (pnlPrimary.Visible = _colorSource.HasPrimary(_colorId))
{
_primaryColor = _colorSource.GetPrimaryColor(_colorId);
lblPrimary.Text = _colorSource.PrimaryColorName(_colorId);
UpdateBase();
}
}
lstColors.EndUpdate();
}
private void lblBase_Click(object sender, EventArgs e)
{
if (_colorSource == null)
return;
_dlgColor.Color = (Color)_primaryColor;
if (_dlgColor.ShowDialog(this) == DialogResult.OK)
{
_primaryColor = (ARGBPixel)_dlgColor.Color;
_colorSource.SetPrimaryColor(_colorId, _primaryColor);
UpdateBase();
}
}
public void Decode(ARGBPixel* block, int width)
{
uint* pixelData = stackalloc uint[4];
ARGBPixel* pixel = (ARGBPixel*)pixelData;
pixel[0] = (ARGBPixel)_root0;
pixel[1] = (ARGBPixel)_root1;
if (_root0._data > _root1._data)
{
pixel[2] = new ARGBPixel(255, (byte)(((pixel[0].R << 1) + pixel[1].R) / 3), (byte)(((pixel[0].G << 1) + pixel[1].G) / 3), (byte)(((pixel[0].B << 1) + pixel[1].B) / 3));
pixel[3] = new ARGBPixel(255, (byte)(((pixel[1].R << 1) + pixel[0].R) / 3), (byte)(((pixel[1].G << 1) + pixel[0].G) / 3), (byte)(((pixel[1].B << 1) + pixel[0].B) / 3));
}
else
{
pixel[2] = new ARGBPixel(255, (byte)((pixel[0].R + pixel[1].R) >> 1), (byte)((pixel[0].G + pixel[1].G) >> 1), (byte)((pixel[0].B + pixel[1].B) >> 1));
pixel[3] = new ARGBPixel();
}
uint lookup = _lookup;
for (int y = 0, shift = 30; y < 4; y++, block += width)
for (int x = 0; x < 4; shift -= 2)
block[x++] = pixel[(lookup >> shift) & 0x03];
}
public void SetPrimaryColor(int id, ARGBPixel color)
{
}
protected override void EncodeBlock(ARGBPixel* sPtr, VoidPtr blockAddr, int width)
{
RGBA8Pixel* dPtr = (RGBA8Pixel*)blockAddr;
for (int y = 0; y < BlockHeight; y++, sPtr += width)
for (int x = 0; x < BlockWidth; dPtr = dPtr->Increase())
dPtr->Set(&sPtr[x++]);
}
public void Set(ARGBPixel* p)
{
A = p->A; R = p->R; G = p->G; B = p->B;
}
private void lstColors_DoubleClick(object sender, EventArgs e)
{
ListBox.SelectedIndexCollection indices = lstColors.SelectedIndices;
if ((_colorSource == null) || (indices.Count <= 0))
return;
int count = indices.Count;
if (count == 1)
{
int index = indices[0];
_dlgColor.Color = (Color)(ARGBPixel)lstColors.Items[index];
if (_dlgColor.ShowDialog(this) == DialogResult.OK)
{
ARGBPixel p = (ARGBPixel)_dlgColor.Color;
lstColors.Items[index] = p;
_colorSource.SetColor(index, _colorId, p);
}
}
else
{
//Sort indices
int[] sorted = new int[count];
indices.CopyTo(sorted, 0);
Array.Sort(sorted);
_dlgGradient.StartColor = (Color)(ARGBPixel)lstColors.Items[sorted[0]];
_dlgGradient.EndColor = (Color)(ARGBPixel)lstColors.Items[sorted[count - 1]];
if (_dlgGradient.ShowDialog(this) == DialogResult.OK)
{
//Interpolate and apply to each in succession.
ARGBPixel start = (ARGBPixel)_dlgGradient.StartColor;
ARGBPixel end = (ARGBPixel)_dlgGradient.EndColor;
float stepA = (end.A - start.A) / (float)count;
float stepR = (end.R - start.R) / (float)count;
float stepG = (end.G - start.G) / (float)count;
float stepB = (end.B - start.B) / (float)count;
for (int i = 0; i < count; i++)
{
ARGBPixel p = new ARGBPixel(
(byte)(start.A + (i * stepA)),
(byte)(start.R + (i * stepR)),
(byte)(start.G + (i * stepG)),
(byte)(start.B + (i * stepB)));
lstColors.Items[sorted[i]] = p;
_colorSource.SetColor(sorted[i], _colorId, p);
}
}
}
}
public void Decode(ARGBPixel* image, int imgX, int imgY, int imgW, int imgH)
{
Decode(image + (imgX + (imgY * imgW)), imgW);
}
private void copyToolStripMenuItem_Click(object sender, EventArgs e)
{
if (lstColors.SelectedIndex >= 0)
_copyColor = (ARGBPixel)lstColors.SelectedItem;
}
public void SetColor(int index, int id, ARGBPixel color)
{
if (_numEntries == 0)
_solidColor = color;
else
_colors[index] = color;
SignalPropertyChange();
}
public ARGBPixel Max(ARGBPixel p)
{
return new ARGBPixel(Math.Max(A, p.A), Math.Max(R, p.R), Math.Max(G, p.G), Math.Max(B, p.B));
}
public void SetPrimaryColor(int id, ARGBPixel color)
{
_colorMask = color; SignalPropertyChange();
}
private static void IA8Handler(ARGBPixel inPixel, ushort *id)
{
*(IA8Pixel *)id = (IA8Pixel)inPixel;
}
public ARGBPixel Max(ARGBPixel p)
{
return(new ARGBPixel(Math.Max(A, p.A), Math.Max(R, p.R), Math.Max(G, p.G), Math.Max(B, p.B)));
}
private static void IA8Converter(ushort *id, out ARGBPixel outPixel)
{
outPixel = (ARGBPixel)(*(IA8Pixel *)id);
}
//private List<CMPBlock> _blockCache = new List<CMPBlock>();
//private int _blockIndex;
protected override void DecodeBlock(VoidPtr blockAddr, ARGBPixel* dPtr, int width)
{
CMPRBlock* sPtr = (CMPRBlock*)blockAddr;
//ARGBPixel* dPtr = (ARGBPixel*)destAddr;
//int index = 0;
for (int y = 0; y < 8; y += 4)
for (int x = 0; x < 8; x += 4, sPtr++)
sPtr->Decode(&dPtr[(y * width) + x], width);
//DXT1.DecodeBlock(&sPtr[index++], &dPtr[(y * width) + x], width);
}
public ARGBPixel Min(ARGBPixel p)
{
return(new ARGBPixel(Math.Min(A, p.A), Math.Min(R, p.R), Math.Min(G, p.G), Math.Min(B, p.B)));
}
protected override void EncodeBlock(ARGBPixel* sPtr, VoidPtr blockAddr, int width)
{
CMPRBlock* dPtr = (CMPRBlock*)blockAddr;
for (int y = 0; y < 2; y++, sPtr += (width * 4))
for (int x = 0; x < 8; x += 4)
*dPtr++ = CMPRBlock.Encode(&sPtr[x], width, false);
}
public override bool OnInitialize()
{
_colorMask = (ARGBPixel)Header->_colorMask;
_colors.Clear();
if (_constant)
{
_numEntries = 0;
_solidColor = (ARGBPixel)Header->SolidColor;
}
else
{
_numEntries = ((CLR0Node)Parent.Parent)._numFrames;
ABGRPixel* data = Header->Data;
for (int i = 0; i < _numEntries; i++)
_colors.Add((ARGBPixel)(*data++));
}
_name = _target.ToString();
return false;
}
public static CMPRBlock Encode(ARGBPixel* block, int width, bool fast)
{
CMPRBlock p = new CMPRBlock();
uint* pData = stackalloc uint[16];
ARGBPixel* pColor = (ARGBPixel*)pData;
bool isSingle = true, hasAlpha = false, allAlpha = true;
for (int y = 0, i = 0; y < 4; y++, block += width)
{
for (int x = 0; x < 4; i++)
{
pColor[i] = block[x++];
if (pData[i] != pData[0]) isSingle = false;
if (pColor[i].A < 0x80) hasAlpha = true;
else allAlpha = false;
}
}
/*
* Foreach block:
* copy block to buffer
* mirror remaning colors?
*
* If block is single color:
* run optiml compress?
* else
* Initialize color set
* Compress block using color set
*
*
*/
//BlockDecoder decoder = new BlockDecoder(width, 4, 4, 4);
//bool isSingle = true, hasAlpha = false, allAlpha = true;
//for (int i = 0; i < 16; i++)
//{
// int index = decoder[i];
// pColor[i] = block[index];
// if (pData[i] != pData[0]) isSingle = false;
// if (pColor[i].A < 0x80) hasAlpha = true;
// else allAlpha = false;
//}
//bool isSingle = true, hasAlpha = false, allAlpha = true;
//ARGBPixel* ptr = block;
//int index = 0;
//for (int y = 0; y < 4; y++, ptr += width - 4)
//{
// for (int x = 0; x < 4; x++, ptr++, index++)
// {
// pColor[index] = block[(y * width) + x];
// if (pData[0] != pData[index]) isSingle = false;
// if (pColor[index].A < 0x80) hasAlpha = true;
// else allAlpha = false;
// }
//}
//if (allAlpha)
//{
// p._root0._data = 0;
// p._root1._data = 0xFFFF;
// p._lookup = 0xFFFFFFFF;
//}
//else if (isSingle)
//{
// p._root0 = (RGB565Pixel)(*block);
// p._root1._data = 0;
// p._lookup = 0x00000000;
//}
//else
//{
uint* palData = stackalloc uint[4];
ARGBPixel* palCol = (ARGBPixel*)palData;
int bestDist = -1;
for (int i = 0; i < 16; i++)
{
ARGBPixel p1 = pColor[i];
for (int x = i + 1; x < 16; x++)
{
ARGBPixel p2 = pColor[x];
int d = p1.DistanceTo(p2);
if (d > bestDist)
{
bestDist = d;
palCol[2] = p1;
palCol[3] = p2;
}
}
}
wRGB565Pixel smax = (wRGB565Pixel)palCol[2];
wRGB565Pixel smin = (wRGB565Pixel)palCol[3];
if (smax < smin)
{
smax = (wRGB565Pixel)palCol[3]; smin = (wRGB565Pixel)palCol[2];
}
if (hasAlpha)
{
p._root0 = smin;
p._root1 = smax;
palCol[0] = (ARGBPixel)smin;
palCol[1] = (ARGBPixel)smax;
palCol[2] = new ARGBPixel(255, (byte)((palCol[0].R + palCol[1].R) >> 1), (byte)((palCol[0].G + palCol[1].G) >> 1), (byte)((palCol[0].B + palCol[1].B) >> 1));
palCol[3] = new ARGBPixel();
}
else
{
p._root0 = smax;
p._root1 = smin;
palCol[0] = (ARGBPixel)smax;
palCol[1] = (ARGBPixel)smin;
palCol[2] = new ARGBPixel(255, (byte)(((palCol[0].R << 1) + palCol[1].R) / 3), (byte)(((palCol[0].G << 1) + palCol[1].G) / 3), (byte)(((palCol[0].B << 1) + palCol[1].B) / 3));
palCol[3] = new ARGBPixel(255, (byte)(((palCol[1].R << 1) + palCol[0].R) / 3), (byte)(((palCol[1].G << 1) + palCol[0].G) / 3), (byte)(((palCol[1].B << 1) + palCol[0].B) / 3));
}
uint indicies = 0;
for (int i = 0, shift = 30; i < 16; i++, shift -= 2)
{
uint index = 3;
if (pColor[i].A >= 0x80)
{
int bd = int.MaxValue;
for (int x = 0; x < ((hasAlpha) ? 4 : 3); x++)
{
int dist = palCol[x].DistanceTo(pColor[i]);
if (dist < bd) { bd = dist; index = (uint)x; }
}
}
indicies |= index << shift;
}
p._lookup = indicies;
//p = DXT1Fast.Compress(pColor);
//}
return p;
}
