/// <summary>
/// Precalculate and cache billboard scale for every record.
/// This will change based on animation state and orientation.
/// Cache this to array so it only needs to be calculated once.
/// Also store number of frames for state animations.
/// </summary>
/// <param name="dfUnity">DaggerfallUnity singleton. Required for content readers and settings.</param>
/// <param name="archive">Texture archive index derived from type and gender.</param>
private void CacheRecordSizesAndFrames(DaggerfallUnity dfUnity, int archive)
{
// Open texture file
string path = Path.Combine(dfUnity.Arena2Path, TextureFile.IndexToFileName(archive));
TextureFile textureFile = new TextureFile(path, FileUsage.UseMemory, true);
// Cache size and scale for each record
summary.RecordSizes = new Vector2[textureFile.RecordCount];
summary.RecordFrames = new int[textureFile.RecordCount];
for (int i = 0; i < textureFile.RecordCount; i++)
{
// Get size and scale of this texture
DFSize size = textureFile.GetSize(i);
DFSize scale = textureFile.GetScale(i);
// Set start size
Vector2 startSize;
startSize.x = size.Width;
startSize.y = size.Height;
// Apply scale
Vector2 finalSize;
int xChange = (int)(size.Width * (scale.Width / BlocksFile.ScaleDivisor));
int yChange = (int)(size.Height * (scale.Height / BlocksFile.ScaleDivisor));
finalSize.x = (size.Width + xChange);
finalSize.y = (size.Height + yChange);
// Set optional scale
TextureReplacement.SetEnemyScale(archive, i, ref finalSize);
// Store final size and frame count
summary.RecordSizes[i] = finalSize * MeshReader.GlobalScale;
summary.RecordFrames[i] = textureFile.GetFrameCount(i);
}
}
