public TextureAtlas( D3D10.Device device, VirtualTextureInfo info, int count, int uploadsperframe )
{
this.device = device;
this.info = info;
int pagesize = info.PageSize;
resource = new Direct3D.Texture( device, count * pagesize, count * pagesize, DXGI.Format.R8G8B8A8_UNorm, D3D10.ResourceUsage.Default, 1 );
staging = new Direct3D.StagingTexturePool( device, pagesize, pagesize, DXGI.Format.R8G8B8A8_UNorm, uploadsperframe, D3D10.CpuAccessFlags.Write );
}
public PageTable( D3D10.Device device, PageCache cache, VirtualTextureInfo info, PageIndexer indexer )
{
this.info = info;
this.device = device;
this.indexer = indexer;
quadtree = new Quadtree(new Rectangle(0, 0, info.PageTableSize, info.PageTableSize), MathExtensions.Log2(info.PageTableSize));
int size = info.PageTableSize;
texture = new Direct3D.Texture( device, size, size, DXGI.Format.R8G8B8A8_UNorm, D3D10.ResourceUsage.Default, 0 );
staging = new Direct3D.WriteTexture( device, size, size, DXGI.Format.R8G8B8A8_UNorm );
cache.Added += ( Page page, Point pt ) => quadtree.Add( page, pt );
cache.Removed += ( Page page, Point pt ) => quadtree.Remove( page );
SetupDataAndInfo();
}
