/// <summary>
/// Creates a texture cube with the given TexImage.
/// </summary>
/// <param name="textureList">The texture list.</param>
/// <returns>An instance of <see cref="TexImage"/> containing the texture cube.</returns>
/// <exception cref="TextureToolsException">
/// No available library could create the cube.
/// or
/// The number of texture in the texture list must be a multiple of 6.
/// or
/// The textures must all have the same size and format to be in a texture cube.
/// </exception>
public TexImage CreateTextureCube(List<TexImage> textureList)
{
var cube = new TexImage();
var request = new CubeCreationRequest(textureList);
if (textureList.Count % 6 != 0)
{
Log.Error("The number of texture in the texture list must be a multiple of 6.");
throw new TextureToolsException("The number of texture in the texture list must be a multiple of 6.");
}
ITexLibrary library = FindLibrary(cube, request);
if (library == null)
{
Log.Error("No available library could create the cube.");
throw new TextureToolsException("No available library could create the cube.");
}
int width = textureList[0].Width;
int height = textureList[0].Height;
int depth = textureList[0].Depth;
cube.Format = textureList[0].Format;
foreach (var texture in textureList)
{
texture.Update();
if (texture.Width != width || texture.Height != height || texture.Depth != depth || texture.Format != cube.Format)
{
Log.Error("The textures must all have the same size and format to be in a texture cube.");
throw new TextureToolsException("The textures must all have the same size and format to be in a texture cube.");
}
}
ExecuteRequest(cube, request);
return cube;
}
/// <summary>
/// Creates a texture cube.
/// </summary>
/// <param name="image">The future cube texture.</param>
/// <param name="request">The request.</param>
private void CreateCube(TexImage image, CubeCreationRequest request)
{
Log.Info("Creating texture cube ...");
Create(image, new ArrayCreationRequest(request.TextureList));
image.Dimension = TexImage.TextureDimension.TextureCube;
}
