private static void SetAlphaBlending(AlphaBlendSettings settings)
{
SetGLEnableCap(EnableCap.Blend, settings.enabled);
GL.BlendFunc(settings.sourceFactor, settings.destinationFactor);
GL.BlendEquationSeparate(settings.blendingEquationRgb, settings.blendingEquationAlpha);
}
/// <summary>
/// Updates the current OpenGL rendering state based on <paramref name="settings"/>.
/// </summary>
/// <param name="settings">The settings used to perform the update</param>
/// <param name="previousSettings">The settings used for the previous update</param>
public static void SetAlphaBlending(AlphaBlendSettings settings, AlphaBlendSettings previousSettings)
{
if (settings.enabled != previousSettings.enabled)
{
SetGLEnableCap(EnableCap.Blend, settings.enabled);
}
if (settings.sourceFactor != previousSettings.sourceFactor || settings.destinationFactor != previousSettings.destinationFactor)
{
GL.BlendFunc(settings.sourceFactor, settings.destinationFactor);
}
if (settings.blendingEquationRgb != previousSettings.blendingEquationRgb || settings.blendingEquationAlpha != previousSettings.blendingEquationAlpha)
{
GL.BlendEquationSeparate(settings.blendingEquationRgb, settings.blendingEquationAlpha);
}
}