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add TIM2 alpha setting

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This commit is contained in:
ManicSteiner
2025-01-18 22:14:49 +08:00
parent 700084a820
commit 5eaf4391d8
10 changed files with 77 additions and 7 deletions
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40
ArcFormats/DigitalWorks/ImageTM2.cs
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@@ -23,6 +23,7 @@
// IN THE SOFTWARE.
//
using GameRes.Formats.Strings;
using System;
using System.ComponentModel.Composition;
using System.IO;
@@ -36,7 +37,7 @@ namespace GameRes.Formats.DigitalWorks
public int PaletteSize;
public int HeaderSize;
public int Colors;
public bool X_A = false;
public byte X_A;
}
[Export(typeof(ImageFormat))]
@@ -49,8 +50,16 @@ namespace GameRes.Formats.DigitalWorks
public Tim2Format ()
{
Extensions = new string[] { "tm2", "ext" };
Settings = new[] { AlphaFormat };
}
FixedSetSetting AlphaFormat = new FixedSetSetting(Properties.Settings.Default)
{
Name = "TIM2AlphaFormat",
Text = arcStrings.Tim2AlphaFormat,
ValuesSet = new[] { "No Alpha", "RGBX", "RGBA" },
};
public override ImageMetaData ReadMetaData (IBinaryStream file)
{
var header = file.ReadHeader (0x40);
@@ -63,6 +72,14 @@ namespace GameRes.Formats.DigitalWorks
case 5: bpp = 8; break;
default: return null;
}
byte alpha;
switch (AlphaFormat.Get<String>())
{
case "No Alpha": alpha = 0; break;
case "RGBX": alpha = 7; break;
case "RGBA":
default: alpha = 8; break;
}
return new Tim2MetaData {
Width = header.ToUInt16 (0x24),
Height = header.ToUInt16 (0x26),
@@ -70,7 +87,7 @@ namespace GameRes.Formats.DigitalWorks
PaletteSize = header.ToInt32 (0x14),
HeaderSize = header.ToUInt16 (0x1C),
Colors = header.ToUInt16 (0x1E),
X_A = header.ToUInt16(0x30) == 0, // not so sure, there will be omissions
X_A = alpha, //header.ToUInt16(0x30) == 0?// not so sure, there will be omissions
};
}
@@ -117,7 +134,7 @@ namespace GameRes.Formats.DigitalWorks
if (pixel_size <= 8 && m_info.Colors > 0)
Palette = ReadPalette (m_info.Colors, m_info.X_A);
if (pixel_size == 3 || pixel_size == 4 && !m_info.X_A)
if (pixel_size == 3 || pixel_size == 4 && m_info.X_A == 8)
{
for (int i = 0; i < image_size; i += pixel_size)
{
@@ -126,7 +143,7 @@ namespace GameRes.Formats.DigitalWorks
output[i+2] = r;
}
}
if (pixel_size == 4 && m_info.X_A)
if (pixel_size == 4 && m_info.X_A == 7)
{
for (int i = 0; i < image_size; i += 4)
{
@@ -139,12 +156,23 @@ namespace GameRes.Formats.DigitalWorks
output[i + 3] = (byte)(output[i + 3] << 1);
}
}
if (pixel_size == 4 && m_info.X_A == 0)
{
for (int i = 0; i < image_size; i += 4)
{
byte r = output[i];
output[i] = output[i + 2];
output[i + 2] = r;
output[i + 3] = byte.MaxValue;
}
}
return output;
}
BitmapPalette ReadPalette (int color_num, bool X_A = false)
BitmapPalette ReadPalette (int color_num, byte X_A = 8)
{
var source = ImageFormat.ReadColorMap (m_input.AsStream, color_num, X_A ? PaletteFormat.RgbX : PaletteFormat.RgbA);
var source = ImageFormat.ReadColorMap (m_input.AsStream,
color_num, X_A == 7 ? PaletteFormat.RgbX : X_A == 0 ? PaletteFormat.RgbX_Disposed : PaletteFormat.RgbA);
var color_map = new Color[color_num];
int parts = color_num / 32;