/// <summary>
/// Binds the given <see cref="Texture2DArray"/> to the GraphicsDevice at the given texture unit location.
/// </summary>
/// <param name="slot">The texture unit slot that the texture will be bound to.</param>
/// <param name="texture2DArray">The <see cref="Texture2DArray"/> to bind.</param>
public void BindTexture2DArray(int slot, Texture2DArray texture2DArray)
{
if (slot < 0 || slot >= GLInfo.MaxTextureImageUnits)
{
throw new ArgumentOutOfRangeException(nameof(slot));
}
if (texture2DArray == null)
{
throw new ArgumentNullException(nameof(texture2DArray));
}
texture2DArray.EnsureUndisposed();
SetActiveTextureSlot(slot);
if (_textureUnits[slot].Texture2DArrayHandle == texture2DArray.Handle)
{
return;
}
ClearOtherTextureTypes(slot, ManaTextureType.Texture2DArray);
GL.BindTexture(TextureTarget.Texture2DArray, texture2DArray.Handle);
_boundTextureType = ManaTextureType.Texture2DArray;
_textureUnits[slot].Texture2DArrayHandle = texture2DArray.Handle;
_textureUnits[slot].Texture2DArray = texture2DArray;
_textureUnits[slot].Texture2DArray.BoundContext = this;
}
/// <summary>
/// Ensures that there is no active <see cref="Texture2DArray"/> object bound to the RenderContext's given
/// texture unit slot.
/// </summary>
public void UnbindTexture2DArray(int slot)
{
if (slot < 0 || slot >= GLInfo.MaxTextureImageUnits)
{
throw new ArgumentOutOfRangeException(nameof(slot));
}
if (_textureUnits[slot].Texture2DArrayHandle == GLHandle.Zero)
{
return;
}
SetActiveTextureSlot(slot);
GL.BindTexture(TextureTarget.Texture2DArray, GLHandle.Zero);
_boundTextureType = ManaTextureType.None;
_textureUnits[slot].Texture2DArrayHandle = GLHandle.Zero;
_textureUnits[slot].Texture2DArray.BoundContext = null;
_textureUnits[slot].Texture2DArray = null;
}
