public void Add(Texture tex, PartToolsLib.TextureType type)
{
if (!Contains(tex))
{
Add(new TextureDummy(tex, type));
}
}
public static bool Write2D(Texture texture, string newPath, PartToolsLib.TextureType texType)
{
string oldPath = AssetDatabase.GetAssetPath(texture);
TextureImporter texImporter = (TextureImporter)AssetImporter.GetAtPath(oldPath);
TextureImporterSettings texSettingsBackup = new TextureImporterSettings();
texImporter.ReadTextureSettings(texSettingsBackup);
if (texImporter == null)
{
return(false);
}
texImporter.isReadable = true;
texImporter.mipmapEnabled = false;
bool wasNormalMap = texImporter.convertToNormalmap;
texImporter.convertToNormalmap = false;
// force the update of the above settings
AssetDatabase.ImportAsset(oldPath, ImportAssetOptions.ForceUpdate);
if (texType == PartToolsLib.TextureType.NormalMap && wasNormalMap)
{
WriteTexture2D(ConvertTextureToNormal((Texture2D)texture, texImporter.heightmapScale), texType, newPath);
}
else
{
WriteTexture2D((Texture2D)texture, texType, newPath);
}
// reapply the old settings
texImporter.SetTextureSettings(texSettingsBackup);
AssetDatabase.ImportAsset(oldPath, ImportAssetOptions.ForceUpdate);
return(true);
}
static void AddTextureInstance(BinaryWriter bw, Material mat, string textureName, PartToolsLib.TextureType type)
{
Texture tex = mat.GetTexture(textureName);
if (tex != null)
{
if (!textures.Contains(tex))
{
textures.Add(tex, type);
}
bw.Write(textures.IndexOf(tex));
}
else
{
bw.Write(-1);
}
}
static void WriteMaterialTexture(BinaryWriter bw, Material mat, string textureName, PartToolsLib.TextureType type)
{
AddTextureInstance(bw, mat, textureName, type);
Vector2 tempV2 = mat.GetTextureScale(textureName);
bw.Write(tempV2.x);
bw.Write(tempV2.y);
tempV2 = mat.GetTextureOffset(textureName);
bw.Write(tempV2.x);
bw.Write(tempV2.y);
}
public TextureDummy(Texture texture, PartToolsLib.TextureType type)
{
this.texture = texture;
this.type = type;
}
private static void WriteTexture2D(Texture2D texture, PartToolsLib.TextureType texType, string newPath)
{
BinaryWriter bw = new BinaryWriter(File.Open(newPath, FileMode.Create));
// write header
bw.Write("KSP");
bw.Write(texture.width);
bw.Write(texture.height);
bw.Write((int)texType);
Color32[] colors = texture.GetPixels32(0);
int nPixels = colors.Length;
Color32 color;
if (texType == PartToolsLib.TextureType.Texture)
{
bool writeAlpha = false;
switch (texture.format)
{
case TextureFormat.ARGB32:
case TextureFormat.RGBA32:
case TextureFormat.DXT5:
writeAlpha = true;
bw.Write(32);
break;
case TextureFormat.DXT1:
case TextureFormat.RGB24:
writeAlpha = false;
bw.Write(24);
break;
}
for (int i = 0; i < nPixels; i++)
{
color = colors[i];
bw.Write(color.r);
bw.Write(color.g);
bw.Write(color.b);
if (writeAlpha)
{
bw.Write(color.a);
}
if (i % texture.height == 0)
{
bw.Flush();
}
}
}
else if (texType == PartToolsLib.TextureType.NormalMap)
{
bw.Write(32);
for (int i = 0; i < nPixels; i++)
{
color = colors[i];
bw.Write(color.r);
bw.Write(color.g);
bw.Write(color.b);
bw.Write(color.a);
if (i % texture.height == 0)
{
bw.Flush();
}
}
}
bw.Close();
}