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the SPX format is slightly different than the SPR/SPH/SPC formats we've seen so far. still can't read it, but this way it won't crash when loading...

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This commit is contained in:
Michael Becker 2020-03-16 13:25:26 -04:00
parent eae8c47a1f
commit f921d8cd36
No known key found for this signature in database
GPG Key ID: 389DFF5D73781A12
1 changed files with 68 additions and 28 deletions
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96
CSharp/Plugins/UniversalEditor.Plugins.ChaosWorks/DataFormats/Multimedia/PictureCollection/CWESpriteDataFormat.cs
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@ -36,19 +36,40 @@ namespace UniversalEditor.Plugins.ChaosWorks.DataFormats.Multimedia.PictureColle
string CWE_sprite = br.ReadNullTerminatedString();
if (CWE_sprite != "CWE sprite") throw new InvalidDataFormatException();
uint always36 = br.ReadUInt32(); // always the same?
uint always12 = br.ReadUInt32(); // always the same?
uint versionMajor = br.ReadUInt32(); // always the same?
uint versionMinor = br.ReadUInt32(); // always the same?
long SPRHEADERSIZE = 51;
bool isSPX = false;
if (versionMajor == 36 && versionMinor == 12)
{
isSPX = false;
}
else if (versionMajor == 44 && versionMinor == 18)
{
isSPX = true;
}
uint key = br.ReadUInt32();
uint unknown1 = br.ReadUInt32();
uint unknown2 = br.ReadUInt32();
uint unknown3 = br.ReadUInt32();
uint unknown4 = br.ReadUInt32();
uint unknown5 = br.ReadUInt32();
if (isSPX)
{
uint unknown6 = br.ReadUInt32();
uint unknown7 = br.ReadUInt32();
SPRHEADERSIZE = 59;
}
uint length = br.ReadUInt32();
uint frameCount = br.ReadUInt32();
br.Accessor.SavePosition();
br.Seek(length + 51, IO.SeekOrigin.Begin);
br.Seek(length + SPRHEADERSIZE, IO.SeekOrigin.Begin);
// frame definition data?
uint m_frameWidth = 0;
@ -61,6 +82,13 @@ namespace UniversalEditor.Plugins.ChaosWorks.DataFormats.Multimedia.PictureColle
ushort frameWidth = br.ReadUInt16();
ushort frameHeight = br.ReadUInt16();
ushort c = 0, d = 0;
if (isSPX)
{
c = br.ReadUInt16();
d = br.ReadUInt16();
}
PictureObjectModel pic = new PictureObjectModel();
pic.Width = frameWidth;
pic.Height = frameHeight;
@ -69,7 +97,7 @@ namespace UniversalEditor.Plugins.ChaosWorks.DataFormats.Multimedia.PictureColle
if (m_frameWidth == 0)
m_frameWidth = frameWidth;
Console.WriteLine("cwe-sprite: added picture for sprite frame {0}\t{1}\t({2}, {3})\t{4}x{5}", a, b, x, y, frameWidth, frameHeight);
Console.WriteLine("cwe-sprite: added picture for sprite frame {0}\t{1}\t({2}, {3})\t{4}x{5} {6}", a, b, x, y, frameWidth, frameHeight, (isSPX ? String.Format("(spx: {0} {1})", c, d) : String.Empty));
}
PaletteObjectModel palette = new PaletteObjectModel();
@ -88,8 +116,13 @@ namespace UniversalEditor.Plugins.ChaosWorks.DataFormats.Multimedia.PictureColle
byte r = br.ReadByte();
byte g = br.ReadByte();
byte b = br.ReadByte();
byte a = br.ReadByte();
a = (byte)(255 - a);
byte a = 255;
if (!isSPX)
{
a = br.ReadByte();
a = (byte)(255 - a);
}
Color color = Color.FromRGBAByte(r, g, b, a);
EmbeddedPalette.Entries.Add(color);
@ -119,36 +152,43 @@ namespace UniversalEditor.Plugins.ChaosWorks.DataFormats.Multimedia.PictureColle
for (ushort j = 0; j < chunkFrameCount; j++)
{
ushort skip_count = br.ReadUInt16();
ushort size_count = br.ReadUInt16();
y += skip_count;
if ((short)size_count < 0)
if (isSPX)
{
// if it is negative a single byte follows, and is repeated -size_count times
size_count = (ushort)(-(short)size_count);
byte index = br.ReadByte();
Color color = palette.Entries[index].Color;
for (int k = 0; k < size_count; k++)
{
Console.WriteLine("cwe-sprite: setting pixel ({0}, {1}) to color {2}", x, y, color);
pic.SetPixel(color, y, x);
y++;
}
// TODO: figure this out!
}
else
{
for (int k = 0; k < size_count; k++)
ushort skip_count = br.ReadUInt16();
ushort size_count = br.ReadUInt16();
y += skip_count;
if ((short)size_count < 0)
{
// if it is negative a single byte follows, and is repeated -size_count times
size_count = (ushort)(-(short)size_count);
byte index = br.ReadByte();
Color color = palette.Entries[index].Color;
Console.WriteLine("cwe-sprite: setting pixel ({0}, {1}) to color {2}", x, y, color);
pic.SetPixel(color, y, x);
y++;
for (int k = 0; k < size_count; k++)
{
Console.WriteLine("cwe-sprite: setting pixel ({0}, {1}) to color {2}", x, y, color);
pic.SetPixel(color, y, x);
y++;
}
}
else
{
for (int k = 0; k < size_count; k++)
{
byte index = br.ReadByte();
Color color = palette.Entries[index].Color;
Console.WriteLine("cwe-sprite: setting pixel ({0}, {1}) to color {2}", x, y, color);
pic.SetPixel(color, y, x);
y++;
}
}
}
}