fragment_program Compositor/wboitFP_GL glsl glsles
{
    source compositors/wboit.frag
    default_params
    {
        param_named accumTexture int 0
        param_named revealageTexture int 1
    }
}

fragment_program Compositor/wboitFP_HLSL hlsl glslang
{
    source compositors/wboit.frag
}

fragment_program Compositor/wboitFP unified
{
	delegate Compositor/wboitFP_GL
	delegate Compositor/wboitFP_HLSL
}

material Compositor/WBOIT
{
    technique
    {
        pass
        {
            scene_blend add
            // for correct alpha blending:
            //scene_blend one_minus_src_alpha src_alpha
            vertex_program_ref Ogre/Compositor/StdQuad_Tex2_vp
            {
            }
            fragment_program_ref Compositor/wboitFP
            {
            }
            texture_unit
            {
                filtering none
                tex_address_mode clamp
            }
            texture_unit
            {
                filtering none
                tex_address_mode clamp
            }
        }
    }
}

material Compositor/Copy
{
    technique
    {
        pass
        {
            lighting off
            texture_unit
            {
                filtering bilinear
                tex_address_mode clamp
            }
        }
    }
}