public int GetTextureIdx(uint textureId)
{
var stp = new SurfaceTexturePalette(textureId, textureId);
var atlasIdx = GetAtlasIdx(stp);
return(TextureAtlases[atlasIdx].Textures[stp]);
}
public void BuildStatic(GfxObj gfxObj, Dictionary <TextureFormat, TextureAtlasChain> textureAtlasChains, Dictionary <uint, uint> textureChanges = null, PaletteChanges paletteChanges = null)
{
BaseFormats_Solid = new Dictionary <TextureFormatChain, GfxObjInstance_TextureFormat>();
BaseFormats_Alpha = new Dictionary <TextureFormatChain, GfxObjInstance_TextureFormat>();
Vertices = new List <VertexPositionNormalTextures>();
var vertexTable = new Dictionary <VertexPositionNormalTextures, short>();
foreach (var poly in gfxObj.Polygons)
{
// get actual transformed texture -- cannot rely on poly.Texture original format
var surfaceIdx = poly._polygon.PosSurface;
var surfaceID = gfxObj._gfxObj.Surfaces[surfaceIdx];
var textureId = TextureCache.GetSurfaceTextureID(surfaceID, textureChanges);
var texture = TextureCache.Get(surfaceID, textureId, paletteChanges);
var textureFormat = new TextureFormat(texture.Format, texture.Width, texture.Height, gfxObj.HasWrappingUVs);
if (!textureAtlasChains.TryGetValue(textureFormat, out var textureAtlasChain))
{
textureAtlasChain = new TextureAtlasChain(textureFormat);
textureAtlasChains.Add(textureFormat, textureAtlasChain);
}
var surface = DatManager.PortalDat.ReadFromDat <ACE.DatLoader.FileTypes.Surface>(surfaceID);
var surfaceTextureId = TextureCache.GetSurfaceTextureID(surfaceID, textureChanges);
var surfaceTexturePalette = new SurfaceTexturePalette(surfaceID, surfaceTextureId, paletteChanges);
var atlasIdx = textureAtlasChain.GetAtlasIdx(surfaceTexturePalette);
var textureAtlas = textureAtlasChain.TextureAtlases[atlasIdx];
var baseFormats = (surface.Type & AlphaSurfaceTypes) == 0 ? BaseFormats_Solid : BaseFormats_Alpha;
if (!baseFormats.TryGetValue(textureAtlas.TextureFormatChain, out var baseFormat))
{
baseFormat = new GfxObjInstance_TextureFormat(textureAtlas);
baseFormats.Add(textureAtlas.TextureFormatChain, baseFormat);
}
var textureIdx = textureAtlas.Textures[surfaceTexturePalette];
baseFormat.AddPolygon(poly, gfxObj.VertexArray, surfaceID, Vertices, vertexTable, textureIdx);
}
}
public int GetAtlasIdx(SurfaceTexturePalette surfaceTexturePalette)
{
if (!TextureAtlasIndices.TryGetValue(surfaceTexturePalette, out var atlasIdx))
{
if (CurrentTextureAtlas == null || CurrentTextureAtlas.Textures.Count >= MaxTexturesPerAtlas)
{
CurrentTextureAtlas = new TextureAtlas(TextureFormat, TextureAtlases.Count);
TextureAtlases.Add(CurrentTextureAtlas);
}
atlasIdx = CurrentTextureAtlas.TextureFormatChain.AtlasChainIdx;
CurrentTextureAtlas.Textures.Add(surfaceTexturePalette, TextureAtlasIndices.Count);
TextureAtlasIndices.Add(surfaceTexturePalette, atlasIdx);
}
return(atlasIdx);
}