// full screen quad with camera-to-pixel ray calculations

vertex_program ssao_vs cg
{
    source materials/scripts/ssao.cg
    profiles vs_1_1 
    entry_point ssao_vs
    default_params
    {
        param_named_auto wvp worldviewproj_matrix
    }
}

fragment_program ssao_ps cg
{
    source materials/scripts/ssao.cg
    entry_point ssao_ps
    // will run on anything with pixel shader 2.b and up
    profiles ps_2_x
    default_params
    {
		param_named_auto texSize texture_size 0
    }
}

fragment_program ssaoBlurX_ps cg
{
    source materials/scripts/ssao.cg
    entry_point ssaoBlurX_ps
    profiles ps_2_x
    default_params
    {
        param_named_auto invTexSize inverse_texture_size 0
    }
}

fragment_program ssaoBlurY_ps cg
{
    source materials/scripts/ssao.cg
    entry_point ssaoBlurY_ps
    profiles ps_2_x
    default_params
    {
        param_named_auto invTexSize inverse_texture_size 0
    }
}

material ssao
{
    technique
    {
        pass
        {
            vertex_program_ref ssao_vs
            {
            }

            fragment_program_ref ssao_ps
            {
            }

            texture_unit geomMap
            {
                tex_address_mode clamp
                filtering none
            	texture mrt2 2d
			}

            texture_unit randMap
            {
                texture SSAONoise
                filtering none
            }
        }
    }
}

material ssaoBlurX
{
    technique
    {
        pass
        {
            fragment_program_ref ssaoBlurX_ps
            {
            }

            texture_unit map
            {
                tex_address_mode clamp
                filtering bilinear
            }

            texture_unit geomMap
            {
                tex_address_mode clamp
                filtering none
				texture mrt2 2d
            }
        }
    }
}

material ssaoBlurY
{
    technique
    {
        pass
        {
            fragment_program_ref ssaoBlurY_ps
            {
            }

            texture_unit map
            {
                tex_address_mode clamp
                filtering bilinear
            }

            texture_unit geomMap
            {
                tex_address_mode clamp
                filtering none
				texture mrt2 2d
            }
        }
    }
}

material modulate
{
    technique
    {
        pass
        {
			depth_write off
            lighting off

	        texture_unit
            {
                //texture textures/white.bmp
                filtering bilinear
                colour_op replace
            }

            texture_unit
            {
                //texture textures/white.bmp
                filtering bilinear
				//colour_op replace
                texture mrt1
				
            }
        }
    }
}

material blank
{
    technique
    {
        pass
        {
			depth_write off
            lighting off

	        texture_unit
            {
                //texture textures/white.bmp
                filtering bilinear
                colour_op replace
            }

            texture_unit
            {
                //texture textures/white.bmp
                filtering bilinear
				colour_op replace
                texture mrt1
            }
        }
    }
}