/// <summary>
/// Adds the image to the Graphic Device as a texture.
/// Then returns the pointer of the added texture. It also
/// cache the image internally rather than creating a new texture on every call,
/// so this function can be called multiple times per image (per FPS).
/// </summary>
/// <param name="filePath">
/// Path to the image on disk. If the image is loaded in the memory
/// save it on the disk before sending to this function. Reason for this
/// is to cache the Image Texture using filePath as the key.
/// </param>
/// <returns>
/// A pointer to the Texture in the Graphic Device.
/// </returns>
public IntPtr AddOrGetImagePointer(string filePath)
{
if (!loadedImages.TryGetValue(filePath, out Texture texture))
{
ImageSharpTexture imgSharpTexture = new ImageSharpTexture(filePath);
texture = imgSharpTexture.CreateDeviceTexture(graphicsDevice, graphicsDevice.ResourceFactory);
loadedImages.Add(filePath, texture);
}
return imController.GetOrCreateImGuiBinding(graphicsDevice.ResourceFactory, texture);
}
/// <summary>
/// Adds the image to the Graphic Device as a texture.
/// Then returns the pointer of the added texture. It also
/// cache the image internally rather than creating a new texture on every call,
/// so this function can be called multiple times per frame.
/// </summary>
/// <param name="filePath">
/// Path to the image on disk. If the image is loaded in the memory
/// save it on the disk before sending to this function. Reason for this
/// is to cache the Image Texture using filePath as the key.
/// </param>
/// <param name="handle">output pointer to the image in the graphic device.</param>
/// <param name="width">width of the loaded image.</param>
/// <param name="height">height of the loaded image.</param>
public void AddOrGetImagePointer(
string filePath,
out IntPtr handle,
out uint width,
out uint height)
{
if (!loadedImages.TryGetValue(filePath, out Texture texture))
{
ImageSharpTexture imgSharpTexture = new ImageSharpTexture(filePath);
texture = imgSharpTexture.CreateDeviceTexture(graphicsDevice, graphicsDevice.ResourceFactory);
loadedImages.Add(filePath, texture);
}
width = texture.Width;
height = texture.Height;
handle = imController.GetOrCreateImGuiBinding(graphicsDevice.ResourceFactory, texture);
}
