public ChunkAttach(byte[] file, int address, uint imageBase, Dictionary <int, string> labels)
: this()
{
if (labels.ContainsKey(address))
{
Name = labels[address];
}
else
{
Name = "attach_" + address.ToString("X8");
}
ChunkType ctype;
int tmpaddr = ByteConverter.ToInt32(file, address);
if (tmpaddr != 0)
{
tmpaddr = (int)unchecked ((uint)tmpaddr - imageBase);
Vertex = new List <VertexChunk>();
if (labels.ContainsKey(tmpaddr))
{
VertexName = labels[tmpaddr];
}
else
{
VertexName = "vertex_" + tmpaddr.ToString("X8");
}
ctype = (ChunkType)(ByteConverter.ToUInt32(file, tmpaddr) & 0xFF);
while (ctype != ChunkType.End)
{
VertexChunk chunk = new VertexChunk(file, tmpaddr);
Vertex.Add(chunk);
tmpaddr += (chunk.Size * 4) + 4;
ctype = (ChunkType)(ByteConverter.ToUInt32(file, tmpaddr) & 0xFF);
}
}
tmpaddr = ByteConverter.ToInt32(file, address + 4);
if (tmpaddr != 0)
{
tmpaddr = (int)unchecked ((uint)tmpaddr - imageBase);
Poly = new List <PolyChunk>();
if (labels.ContainsKey(tmpaddr))
{
PolyName = labels[tmpaddr];
}
else
{
PolyName = "poly_" + tmpaddr.ToString("X8");
}
PolyChunk chunk = PolyChunk.Load(file, tmpaddr);
while (chunk.Type != ChunkType.End)
{
//if (chunk.Type != ChunkType.Null)
Poly.Add(chunk);
tmpaddr += chunk.ByteSize;
chunk = PolyChunk.Load(file, tmpaddr);
}
}
Bounds = new BoundingSphere(file, address + 8);
}
private List <MeshInfo> ProcessPolyList(string name, List <PolyChunk> strips, int start)
{
List <MeshInfo> result = new List <MeshInfo>();
for (int i = start; i < strips.Count; i++)
{
PolyChunk chunk = strips[i];
MaterialBuffer.UpdateFromPolyChunk(chunk);
switch (chunk.Type)
{
case ChunkType.Bits_CachePolygonList:
byte cachenum = ((PolyChunkBitsCachePolygonList)chunk).List;
#if modellog
Extensions.Log("Caching Poly List " + name + "[" + (i + 1) + "] to cache #" + cachenum + Environment.NewLine);
#endif
PolyCache[cachenum] = new CachedPoly(name, strips, i + 1);
return(result);
case ChunkType.Bits_DrawPolygonList:
cachenum = ((PolyChunkBitsDrawPolygonList)chunk).List;
CachedPoly cached = PolyCache[cachenum];
#if modellog
Extensions.Log("Drawing Poly List " + cached.Name + "[" + cached.Index + "] from cache #" + cachenum + Environment.NewLine);
#endif
result.AddRange(ProcessPolyList(cached.Name, cached.Polys, cached.Index));
break;
case ChunkType.Strip_Strip:
case ChunkType.Strip_StripUVN:
case ChunkType.Strip_StripUVH:
case ChunkType.Strip_StripNormal:
case ChunkType.Strip_StripUVNNormal:
case ChunkType.Strip_StripUVHNormal:
case ChunkType.Strip_StripColor:
case ChunkType.Strip_StripUVNColor:
case ChunkType.Strip_StripUVHColor:
case ChunkType.Strip_Strip2:
case ChunkType.Strip_StripUVN2:
case ChunkType.Strip_StripUVH2:
{
PolyChunkStrip c2 = (PolyChunkStrip)chunk;
#if modellog
Extensions.Log("Strip " + c2.Type + Environment.NewLine);
#endif
bool hasVColor = false;
switch (chunk.Type)
{
case ChunkType.Strip_StripColor:
case ChunkType.Strip_StripUVNColor:
case ChunkType.Strip_StripUVHColor:
hasVColor = true;
break;
}
bool hasUV = false;
switch (chunk.Type)
{
case ChunkType.Strip_StripUVN:
case ChunkType.Strip_StripUVH:
case ChunkType.Strip_StripUVNColor:
case ChunkType.Strip_StripUVHColor:
case ChunkType.Strip_StripUVN2:
case ChunkType.Strip_StripUVH2:
hasUV = true;
break;
}
List <Poly> polys = new List <Poly>();
List <VertexData> verts = new List <VertexData>();
#if modellog
List <ushort> indexes = new List <ushort>();
#endif
foreach (PolyChunkStrip.Strip strip in c2.Strips)
{
#if modellog
indexes.AddRange(strip.Indexes);
#endif
Strip str = new Strip(strip.Indexes.Length, strip.Reversed);
for (int k = 0; k < strip.Indexes.Length; k++)
{
str.Indexes[k] = (ushort)verts.Count;
verts.Add(new VertexData(
VertexBuffer[strip.Indexes[k]].Position,
VertexBuffer[strip.Indexes[k]].Normal,
hasVColor ? (Color?)strip.VColors[k] : VertexBuffer[strip.Indexes[k]].Color,
hasUV ? strip.UVs[k] : null));
}
polys.Add(str);
}
if (!hasVColor)
{
hasVColor = verts.Any(a => a.Color.HasValue && a.Color.Value != Color.White);
}
#if modellog
indexes = new List <ushort>(System.Linq.Enumerable.Distinct(indexes));
indexes.Sort();
StringBuilder sb = new StringBuilder("Vertex Usage: ");
ushort ist = indexes[0];
for (int k = 0; k < indexes.Count - 1; k++)
{
if (indexes[k + 1] != indexes[k] + 1)
{
sb.Append(" " + ist);
if (indexes[k] != ist)
{
sb.Append("-" + indexes[k]);
}
ist = indexes[++k];
}
}
sb.Append(" " + ist);
if (indexes[indexes.Count - 1] != ist)
{
sb.Append("-" + indexes[indexes.Count - 1]);
}
sb.Append(Environment.NewLine);
Extensions.Log(sb.ToString());
#endif
result.Add(new MeshInfo(MaterialBuffer, polys.ToArray(), verts.ToArray(), hasUV, hasVColor));
MaterialBuffer = new NJS_MATERIAL(MaterialBuffer);
}
break;
}
}
return(result);
}
public void UpdateFromPolyChunk(PolyChunk chunk)
{
switch (chunk)
{
case PolyChunkBitsBlendAlpha bba:
SourceAlpha = bba.SourceAlpha;
DestinationAlpha = bba.DestinationAlpha;
break;
case PolyChunkBitsMipmapDAdjust bmda:
MipmapDAdjust = bmda.MipmapDAdjust;
break;
case PolyChunkBitsSpecularExponent bse:
Exponent = bse.SpecularExponent;
break;
case PolyChunkTinyTextureID ttid:
MipmapDAdjust = ttid.MipmapDAdjust;
ClampU = ttid.ClampU;
ClampV = ttid.ClampV;
FilterMode = ttid.FilterMode;
FlipU = ttid.FlipU;
FlipV = ttid.FlipV;
SuperSample = ttid.SuperSample;
TextureID = ttid.TextureID;
break;
case PolyChunkMaterial mat:
SourceAlpha = mat.SourceAlpha;
DestinationAlpha = mat.DestinationAlpha;
if (mat.Ambient.HasValue)
{
AmbientColor = mat.Ambient.Value;
}
if (mat.Diffuse.HasValue)
{
DiffuseColor = mat.Diffuse.Value;
}
if (mat.Specular.HasValue)
{
SpecularColor = mat.Specular.Value;
Exponent = mat.SpecularExponent;
}
break;
case PolyChunkStrip str:
DoubleSided = str.DoubleSide;
EnvironmentMap = str.EnvironmentMapping;
FlatShading = str.FlatShading;
IgnoreLighting = str.IgnoreLight;
IgnoreSpecular = str.IgnoreSpecular;
IgnoreAmbient = str.IgnoreAmbient;
UseAlpha = str.UseAlpha;
UseTexture = EnvironmentMap;
switch (chunk.Type)
{
case ChunkType.Strip_StripUVN:
case ChunkType.Strip_StripUVH:
case ChunkType.Strip_StripUVNColor:
case ChunkType.Strip_StripUVHColor:
case ChunkType.Strip_StripUVN2:
case ChunkType.Strip_StripUVH2:
UseTexture = true;
break;
}
break;
}
}
