/// <summary>
/// Creates a new instance of <see cref="Texture2D"/>. This creates an empty texture
/// with <see cref="SurfaceFormat.Color"/>.
/// </summary>
/// <param name="renderSystem">Render system used to create the underlying implementation.</param>
/// <param name="width">The width of the texture in pixels.</param>
/// <param name="height">The height of the texture in pixels.</param>
/// <exception cref="System.ArgumentNullException">Thrown if the render system is null.</exception>
/// <exception cref="Tesla.Core.TeslaException">Thrown if creating the underlying texture fails.</exception>
public Texture2D(IRenderSystemProvider renderSystem, int width, int height)
{
if (renderSystem == null)
{
Dispose();
throw new ArgumentNullException("renderSystem", "Render system cannot be null.");
}
base.RenderSystem = renderSystem;
try {
_impl = renderSystem.CreateTexture2DImplementation(width, height, false, SurfaceFormat.Color, null);
} catch (Exception e) {
Dispose();
throw new TeslaException("Error creating underlying implementation, see inner exception for details.", e);
}
}
/// <summary>
/// Creates a new instance of <see cref="Texture2D"/>.
/// </summary>
/// <param name="width">The width of the texture in pixels.</param>
/// <param name="height">The height of the texture in pixels.</param>
/// <param name="genMipMap">Whether or not mip maps should be generated. If so, the levels are created.</param>
/// <param name="format">The surface format.</param>
/// <param name="initialData">The data to initialize the first mip level to.</param>
/// <exception cref="Tesla.Core.TeslaException">Thrown if creating the underlying texture fails or the render
/// system was not initialized.</exception>
public Texture2D(int width, int height, bool genMipMap, SurfaceFormat format, DataBuffer initialData)
{
IRenderSystemProvider renderSystem = Engine.Services.GetService <IRenderSystemProvider>();
if (renderSystem == null)
{
Dispose();
throw new TeslaException("Render system provider not set, cannot create graphics resource implementation.");
}
base.RenderSystem = renderSystem;
try {
_impl = renderSystem.CreateTexture2DImplementation(width, height, genMipMap, format, initialData);
} catch (Exception e) {
Dispose();
throw new TeslaException("Error creating underlying implementation, see inner exception for details.", e);
}
}
