private static void ConvertCTexImage(
NativeEnvironment e,
ITexImage src,
CTexImage *dst)
{
var mipmaps = src.Mipmaps;
dst->mipmap_count = mipmaps.Count;
dst->mipmaps_length = mipmaps.Count;
if (mipmaps.Count == 0)
{
dst->mipmaps = null;
return;
}
var cmipmaps = e.AllocateStructArray <CTexMipmap>(mipmaps.Count);
dst->mipmaps = cmipmaps;
for (var i = 0; i < mipmaps.Count; i++)
{
ConvertCTexMipmap(e, mipmaps[i], &cmipmaps[i]);
}
}
public override void Update()
{
base.Update();
if (!Initialized)
{
Upload();
Dirty();
}
for (int i = 0; i < dirtyRegions.Length; i++)
{
ITexImage texImage = ImageArray[i] as ITexImage;
if (texImage != null)
{
foreach (Region2D region in dirtyRegions[i])
{
texImage.Upload(Target, region);
}
}
dirtyRegions[i].Clear();
}
}
public override void Update()
{
base.Update();
ITexImage texImage = Image as ITexImage;
if (texImage != null)
{
foreach (Region2D region in dirtyRegions)
{
texImage.Upload(Target, region);
}
}
dirtyRegions.Clear();
}
private void Upload()
{
ITexImage texImage = Image as ITexImage;
if (texImage != null)
{
texImage.Upload(Target, Image.Bounds);
}
else
{
// GL.TexImage3D(Target, 0, PixelInternalFormat.Rgb,
// Image.Size.Width, Image.Size.Height, ((ImageArray)Image).Depth,
// 0, OpenTK.Graphics.PixelFormat.Bgr,
// PixelType.UnsignedByte, IntPtr.Zero);
GL.TexImage3D(Target, 0, PixelInternalFormat.R32f,
Image.Size.Width, Image.Size.Height, ((ImageArray)Image).Depth,
0, OpenTK.Graphics.PixelFormat.Red,
PixelType.Float, IntPtr.Zero);
}
}
public void WriteTo(BinaryWriter writer, TexImageContainerVersion containerVersion, ITexImage image)
{
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
if (image == null)
{
throw new ArgumentNullException(nameof(image));
}
var mipmapWriter = PickMipmapWriter(containerVersion);
writer.Write(image.Mipmaps.Count);
foreach (var mipmap in image.Mipmaps)
{
mipmapWriter(writer, mipmap);
}
}
