/// <summary>
/// Initialize a new empty instance of <see cref="LandTableSA2"/> with default values.
/// </summary>
public LandTableSA2()
{
Field04 = 0; // constant
Field06 = -1; // constant
Field08 = 1; // constant
CullRange = 3000f; // almost always this value
Models = new List <LandModelSA2>();
Textures = new TextureReferenceList();
}
private void Read(EndianBinaryReader reader)
{
var modelCount = reader.ReadInt16();
var animCount = reader.ReadInt16();
Field04 = reader.ReadInt32();
CullRange = reader.ReadSingle();
reader.ReadOffset(() =>
{
for (int i = 0; i < modelCount; i++)
{
Models.Add(reader.ReadObject <LandModelSA1>());
}
});
var animListOffset = reader.ReadInt32();
TexturePakFileName = reader.ReadStringOffset();
Textures = reader.ReadObjectOffset <TextureReferenceList>();
}
private void Read(EndianBinaryReader reader)
{
var modelCount = reader.ReadInt16();
var visibleModelCount = reader.ReadInt16(); // can be -1, see objLandTable0000
Field04 = reader.ReadInt16();
Field06 = reader.ReadInt16();
Field08 = reader.ReadInt32();
CullRange = reader.ReadSingle();
reader.ReadOffset(() =>
{
Models = new List <LandModelSA2>(modelCount);
for (int i = 0; i < modelCount; i++)
{
Models.Add(reader.ReadObject <LandModelSA2>());
}
var actualVisibleModelCount = Models.Count(x => !x.Flags.HasFlag(SurfaceFlags.Collidable));
if (visibleModelCount != -1 && !(visibleModelCount > modelCount)) // 1 land table is bugged
{
Debug.Assert(visibleModelCount == actualVisibleModelCount);
}
});
reader.ReadOffset(() => throw new NotImplementedException());
// Hack(TGE): strings are stored in the rdata segment, and thus the base offset is different.
// Maybe solve this with an address resolver function in the reader.
var baseOffset = reader.BaseOffset;
var baseOffset2 = baseOffset;
if (baseOffset == -0x10002000)
{
baseOffset2 = -0x10001200;
}
reader.BaseOffset = baseOffset2;
TexturePakFileName = reader.ReadStringOffset();
reader.BaseOffset = baseOffset;
Textures = reader.ReadObjectOffset <TextureReferenceList>(baseOffset2);
}
public void Export(Node rootNode, string filePath, TextureReferenceList textureNames)
{
TextureNames = textureNames.Select(x => x.Name).ToList();
Export(rootNode, filePath);
}
private static (List <MaterialBuildInfo> MaterialBuildInfos, TextureReferenceList TextureReferences) ConvertMaterialsAndTextures(string baseDirectory, List <Assimp.Material> aiMaterials, string texturePakPath)
{
var textureArchive = new GvmArchive();
var textureArchiveStream = new MemoryStream();
var textureArchiveWriter = ( GvmArchiveWriter )textureArchive.Create(textureArchiveStream);
var textureIdLookup = new Dictionary <string, int>(StringComparer.InvariantCultureIgnoreCase);
var textureReferences = new TextureReferenceList();
var dontConvert = false;
var alphaTextureIds = new HashSet <int>();
if (texturePakPath != null && File.Exists(texturePakPath))
{
var extension = Path.GetExtension(texturePakPath);
var fileStream = ( Stream )File.OpenRead(texturePakPath);
if (extension.Equals(".prs", StringComparison.InvariantCultureIgnoreCase))
{
try
{
var decompressedFileStream = new MemoryStream();
Prs.Decompress(fileStream, decompressedFileStream);
fileStream.Dispose();
fileStream = decompressedFileStream;
}
catch (Exception)
{
// Not compressed
}
fileStream.Position = 0;
}
var existingTextureArchive = new GvmArchive();
var existingTextureArchiveReader = ( GvmArchiveReader )existingTextureArchive.Open(fileStream);
for (var i = 0; i < existingTextureArchiveReader.Entries.Count; i++)
{
var entry = existingTextureArchiveReader.Entries[i];
// Make copy of entry stream
var entryStreamCopy = new MemoryStream();
entry.Open().CopyTo(entryStreamCopy);
entryStreamCopy.Position = 0;
var texture = new VrSharp.GvrTexture.GvrTexture(entryStreamCopy);
Console.WriteLine(texture.GlobalIndex);
entryStreamCopy.Position = 0;
// Clean entry name from the added extension
var entryName = Path.ChangeExtension(entry.Name, null);
textureArchiveWriter.CreateEntry(entryStreamCopy, entryName);
textureIdLookup[entryName] = i;
}
}
var materials = new List <MaterialBuildInfo>();
foreach (var aiMaterial in aiMaterials)
{
var texturePath = aiMaterial.TextureDiffuse.FilePath ?? string.Empty;
var textureName = Path.GetFileNameWithoutExtension(texturePath).ToLowerInvariant();
if (!textureIdLookup.TryGetValue(textureName, out var textureId))
{
textureReferences.Add(new TextureReference(textureName));
textureId = textureIdLookup[textureName] = textureIdLookup.Count;
var textureFullPath = Path.GetFullPath(Path.Combine(baseDirectory, texturePath));
if (!dontConvert && File.Exists(textureFullPath))
{
// Convert texture
var texture = new GvrTexture {
GlobalIndex = ( uint )(1 + textureId)
};
var textureStream = new MemoryStream();
var textureOriginalBitmap = new Bitmap(textureFullPath);
var textureBitmap = new Bitmap(textureOriginalBitmap,
new Size(textureOriginalBitmap.Width / 2, textureOriginalBitmap.Height / 2));
//var textureBitmap = new Bitmap( 32, 32 );
texture.Write(textureBitmap, textureStream);
textureStream.Position = 0;
// Add it
textureArchiveWriter.CreateEntry(textureStream, textureName);
//if ( HasTransparency( textureBitmap ) )
//{
// alphaTextureIds.Add( textureId );
//}
}
}
var material = new MaterialBuildInfo
{
Ambient = AssimpHelper.FromAssimp(aiMaterial.ColorAmbient),
Diffuse = AssimpHelper.FromAssimp(aiMaterial.ColorDiffuse),
Specular = AssimpHelper.FromAssimp(aiMaterial.ColorSpecular),
ClampU = aiMaterial.TextureDiffuse.WrapModeU == Assimp.TextureWrapMode.Clamp,
ClampV = aiMaterial.TextureDiffuse.WrapModeV == Assimp.TextureWrapMode.Clamp,
FlipU = aiMaterial.TextureDiffuse.WrapModeU == Assimp.TextureWrapMode.Mirror,
FlipV = aiMaterial.TextureDiffuse.WrapModeV == Assimp.TextureWrapMode.Mirror,
DestinationAlpha = DstAlphaOp.InverseDst,
Exponent = 0,
FilterMode = FilterMode.Trilinear,
MipMapDAdjust = MipMapDAdjust.D050,
SourceAlpha = SrcAlphaOp.Src,
SuperSample = false,
TextureId = ( short )textureId,
UseAlpha = alphaTextureIds.Contains(textureId)
};
materials.Add(material);
}
if (!dontConvert)
{
// Write texture archive to file
textureArchiveWriter.Flush();
textureArchiveStream.Position = 0;
if (texturePakPath != null)
{
// Compress it.
var textureArchivePrsStream = new MemoryStream();
Prs.Compress(textureArchiveStream, textureArchivePrsStream);
// Save compressed file.
textureArchivePrsStream.Position = 0;
using (var outFile = File.Create(texturePakPath))
textureArchivePrsStream.CopyTo(outFile);
}
}
return(materials, textureReferences);
}
