source: downloads/Samples/Media/materials/scripts/DepthShadowmap.material @ 5

// ***-- Begin HLSL section --**

vertex_program Ogre/DepthShadowmap/CasterVP_HLSL hlsl
{
    source DepthShadowmap.hlsl
    entry_point casterVP
    target vs_2_0

        preprocessor_defines LINEAR_RANGE=0

    default_params
    {
        param_named_auto worldViewProj worldviewproj_matrix
                param_named_auto texelOffsets texel_offsets
                //param_named_auto depthRange scene_depth_range
    }
}


fragment_program Ogre/DepthShadowmap/CasterFP_HLSL hlsl
{
    source DepthShadowmap.hlsl
    entry_point casterFP
    target ps_2_0

        preprocessor_defines LINEAR_RANGE=0

    default_params
    {
    }
}


vertex_program Ogre/DepthShadowmap/ReceiverVP_HLSL hlsl
{
    source DepthShadowmap.hlsl
    entry_point receiverVP
    target vs_2_0

        preprocessor_defines LINEAR_RANGE=0

    default_params
    {
        param_named_auto world world_matrix
        param_named_auto worldIT inverse_transpose_world_matrix
                param_named_auto worldViewProj worldviewproj_matrix
                param_named_auto texViewProj texture_viewproj_matrix
                param_named_auto lightPosition light_position 0
                param_named_auto lightColour light_diffuse_colour 0
                //param_named_auto shadowDepthRange shadow_scene_depth_range 0
    }
}


fragment_program Ogre/DepthShadowmap/ReceiverFP_HLSL hlsl
{
    source DepthShadowmap.hlsl
    entry_point receiverFP
        target ps_2_0

        preprocessor_defines LINEAR_RANGE=0,FUZZY_TEST=0,PCF=0

        default_params
    {
        param_named inverseShadowmapSize float 0.0009765625
                param_named fixedDepthBias float 0.0005
                param_named gradientClamp float 0.0098
                param_named gradientScaleBias float 0
                //param_named shadowFuzzyWidth float 1
    }
}

fragment_program Ogre/DepthShadowmap/ReceiverFPPCF_HLSL hlsl
{
    source DepthShadowmap.hlsl
    entry_point receiverFP
        target ps_2_0

        preprocessor_defines LINEAR_RANGE=0,FUZZY_TEST=0,PCF=1

        default_params
    {
        param_named inverseShadowmapSize float 0.0009765625
                param_named gradientClamp float 0.0098
                param_named gradientScaleBias float 0
                //param_named shadowFuzzyWidth float 1
    }
}
vertex_program Ogre/DepthShadowmap/NormalMapReceiverVP_HLSL hlsl
{
    source DepthShadowmap.hlsl
    entry_point normalMapShadowReceiverVp
    target vs_2_0

        preprocessor_defines LINEAR_RANGE=0

    default_params
    {
        param_named_auto world world_matrix
                param_named_auto worldViewProj worldviewproj_matrix
                param_named_auto texViewProj texture_viewproj_matrix
                param_named_auto lightPosition light_position_object_space 0
                //param_named_auto shadowDepthRange shadow_scene_depth_range 0
    }
}

fragment_program Ogre/DepthShadowmap/NormalMapReceiverFP_HLSL hlsl
{
    source DepthShadowmap.hlsl
    entry_point normalMapShadowReceiverFp
        target ps_2_0

        preprocessor_defines LINEAR_RANGE=0,FUZZY_TEST=0,PCF=0

        default_params
    {
                param_named_auto lightColour light_diffuse_colour 0
        param_named inverseShadowmapSize float 0.0009765625
                param_named fixedDepthBias float 0.0005
                param_named gradientClamp float 0.0098
                param_named gradientScaleBias float 0
                //param_named shadowFuzzyWidth float 1
    }
}
fragment_program Ogre/DepthShadowmap/NormalMapReceiverFPPCF_HLSL hlsl
{
    source DepthShadowmap.hlsl
    entry_point normalMapShadowReceiverFp
        target ps_2_0

        preprocessor_defines LINEAR_RANGE=0,FUZZY_TEST=0,PCF=1

        default_params
    {
                param_named_auto lightColour light_diffuse_colour 0
        param_named inverseShadowmapSize float 0.0009765625
                param_named fixedDepthBias float 0.0005
                param_named gradientClamp float 0.0098
                param_named gradientScaleBias float 0
                //param_named shadowFuzzyWidth float 1
    }
}



// **-- End HLSL Section --**

// **-- Begin GLSL Section --**
vertex_program Ogre/DepthShadowmap/CasterVP_GLSL glsl
{
    source DepthShadowmapCasterVp.glsl

        preprocessor_defines LINEAR_RANGE=0

    default_params
    {
        param_named_auto worldViewProj worldviewproj_matrix
                param_named_auto texelOffsets texel_offsets
                //param_named_auto depthRange scene_depth_range
    }
}


fragment_program Ogre/DepthShadowmap/CasterFP_GLSL glsl
{
    source DepthShadowmapCasterFp.glsl

        preprocessor_defines LINEAR_RANGE=0

    default_params
    {
    }
}


vertex_program Ogre/DepthShadowmap/ReceiverVP_GLSL glsl
{
    source DepthShadowmapReceiverVp.glsl

        preprocessor_defines LINEAR_RANGE=0

    default_params
    {
        param_named_auto world world_matrix
        param_named_auto worldIT inverse_transpose_world_matrix
                param_named_auto worldViewProj worldviewproj_matrix
                param_named_auto texViewProj texture_viewproj_matrix
                param_named_auto lightPosition light_position 0
                param_named_auto lightColour light_diffuse_colour 0
                //param_named_auto shadowDepthRange shadow_scene_depth_range 0
    }
}


fragment_program Ogre/DepthShadowmap/ReceiverFP_GLSL glsl
{
    source DepthShadowmapReceiverFp.glsl

        preprocessor_defines LINEAR_RANGE=0,FUZZY_TEST=0,PCF=0

        default_params
    {
                param_named shadowMap int 0
        param_named inverseShadowmapSize float 0.0009765625
                param_named fixedDepthBias float 0.0005
                param_named gradientClamp float 0.0098
                param_named gradientScaleBias float 0
                //param_named shadowFuzzyWidth float 1
    }
}

fragment_program Ogre/DepthShadowmap/ReceiverFPPCF_GLSL glsl
{
    source DepthShadowmapReceiverFp.glsl

        preprocessor_defines LINEAR_RANGE=0,FUZZY_TEST=0,PCF=1

        default_params
    {
        param_named inverseShadowmapSize float 0.0009765625
                param_named gradientClamp float 0.0098
                param_named gradientScaleBias float 0
                //param_named shadowFuzzyWidth float 1
    }
}
vertex_program Ogre/DepthShadowmap/NormalMapReceiverVP_GLSL glsl
{
    source DepthShadowmapNormalMapReceiverVp.glsl

        preprocessor_defines LINEAR_RANGE=0

    default_params
    {
        param_named_auto world world_matrix
                param_named_auto worldViewProj worldviewproj_matrix
                param_named_auto texViewProj texture_viewproj_matrix
                param_named_auto lightPosition light_position_object_space 0
                //param_named_auto shadowDepthRange shadow_scene_depth_range 0
    }
}

fragment_program Ogre/DepthShadowmap/NormalMapReceiverFP_GLSL glsl
{
    source DepthShadowmapNormalMapReceiverFp.glsl

        preprocessor_defines LINEAR_RANGE=0,FUZZY_TEST=0,PCF=0

        default_params
    {
                param_named_auto lightColour light_diffuse_colour 0
        param_named inverseShadowmapSize float 0.0009765625
                param_named fixedDepthBias float 0.0005
                param_named gradientClamp float 0.0098
                param_named gradientScaleBias float 0
                //param_named shadowFuzzyWidth float 1

                param_named shadowMap int 0
                param_named normalMap int 1
    }
}
fragment_program Ogre/DepthShadowmap/NormalMapReceiverFPPCF_GLSL glsl
{
    source DepthShadowmapNormalMapReceiverFp.glsl

        preprocessor_defines LINEAR_RANGE=0,FUZZY_TEST=0,PCF=1

        default_params
    {
                param_named_auto lightColour light_diffuse_colour 0
        param_named inverseShadowmapSize float 0.0009765625
                param_named fixedDepthBias float 0.0005
                param_named gradientClamp float 0.0098
                param_named gradientScaleBias float 0
                //param_named shadowFuzzyWidth float 1

                param_named shadowMap int 0
                param_named normalMap int 1
    }
}

// **-- End GLSL Section --**

// **-- Begin Unified Section --**
vertex_program Ogre/DepthShadowmap/CasterVP unified
{
        delegate Ogre/DepthShadowmap/CasterVP_GLSL
        delegate Ogre/DepthShadowmap/CasterVP_HLSL
}
fragment_program Ogre/DepthShadowmap/CasterFP unified
{
        delegate Ogre/DepthShadowmap/CasterFP_GLSL
        delegate Ogre/DepthShadowmap/CasterFP_HLSL
}
vertex_program Ogre/DepthShadowmap/ReceiverVP unified
{
        delegate Ogre/DepthShadowmap/ReceiverVP_GLSL
        delegate Ogre/DepthShadowmap/ReceiverVP_HLSL
}
fragment_program Ogre/DepthShadowmap/ReceiverFP unified
{
        delegate Ogre/DepthShadowmap/ReceiverFP_GLSL
        delegate Ogre/DepthShadowmap/ReceiverFP_HLSL
}
fragment_program Ogre/DepthShadowmap/ReceiverFPPCF unified
{
        delegate Ogre/DepthShadowmap/ReceiverFPPCF_GLSL
        delegate Ogre/DepthShadowmap/ReceiverFPPCF_HLSL
}
vertex_program Ogre/DepthShadowmap/NormalMapReceiverVP unified
{
        delegate Ogre/DepthShadowmap/NormalMapReceiverVP_HLSL
        delegate Ogre/DepthShadowmap/NormalMapReceiverVP_GLSL
}
vertex_program Ogre/DepthShadowmap/NormalMapReceiverFP unified
{
        delegate Ogre/DepthShadowmap/NormalMapReceiverFP_HLSL
        delegate Ogre/DepthShadowmap/NormalMapReceiverFP_GLSL
}
vertex_program Ogre/DepthShadowmap/NormalMapReceiverFPPCF unified
{
        delegate Ogre/DepthShadowmap/NormalMapReceiverFPPCF_HLSL
        delegate Ogre/DepthShadowmap/NormalMapReceiverFPPCF_GLSL
}

// **-- End Unified Section --**



// Generic Shadow caster material (floating point shadowmap)
material Ogre/DepthShadowmap/Caster/Float
{
        technique
    {
        pass 
        {
            vertex_program_ref Ogre/DepthShadowmap/CasterVP
            {
            }
            fragment_program_ref Ogre/DepthShadowmap/CasterFP
            {
            }
        }
    }
}

// Generic Shadow receiver material (floating point shadowmap)
material Ogre/DepthShadowmap/Receiver/Float
{
        technique
    {
        pass 
        {
            vertex_program_ref Ogre/DepthShadowmap/ReceiverVP
            {
            }
            fragment_program_ref Ogre/DepthShadowmap/ReceiverFP
            {
            }
            texture_unit ShadowMap
            {
                tex_address_mode clamp
                filtering none
            }
        }
    }
}


// Specific receiver material for rockwall
material Ogre/DepthShadowmap/Receiver/RockWall
{

        // This is the preferred technique which uses both vertex and
        // fragment programs, supports coloured lights
        technique
        {
                // Base ambient pass
                pass
                {
                        // base colours, not needed for rendering, but as information
                        // to lighting pass categorisation routine
                        ambient 1 1 1
                        diffuse 0 0 0 
                        specular 0 0 0 0 
                        // Really basic vertex program
                        vertex_program_ref Ogre/BasicVertexPrograms/AmbientOneTextureUnified
                        {
                        }
                        
                }
                // Now do the lighting pass
                // NB we don't do decal texture here because this is repeated per light
                pass lighting
                {
                        // base colours, not needed for rendering, but as information
                        // to lighting pass categorisation routine
                        ambient 0 0 0 
                        
                        // do this for each light
                        iteration once_per_light

                
                        scene_blend add

                        // Vertex program reference
                        vertex_program_ref Ogre/DepthShadowmap/ReceiverVP
                        {
                        }
                        shadow_receiver_vertex_program_ref Ogre/DepthShadowmap/ReceiverVP
                        {
                        }

                        // Fragment program
                        fragment_program_ref Ogre/DepthShadowmap/ReceiverFP
                        {
                        }
                        shadow_receiver_fragment_program_ref Ogre/DepthShadowmap/ReceiverFP
                        {
                        }

                        // shadowmap texture will be bound by code

                }
                
                // Decal pass
                pass
                {
                        // base colours, not needed for rendering, but as information
                        // to lighting pass categorisation routine
                        lighting off
                        // Really basic vertex program
                        vertex_program_ref Ogre/BasicVertexPrograms/AmbientOneTextureUnified
                        {
                                param_named ambient float4 1 1 1 1
                        }
                        scene_blend dest_colour zero


                        texture_unit
                        {
                                texture rockwall.tga
                        }
                        
                }
        }


}

// Specific receiver material for Athene
material Ogre/DepthShadowmap/Receiver/Athene
{

        // This is the preferred technique which uses both vertex and
        // fragment programs, supports coloured lights
        technique
        {
                // Base ambient pass
                pass
                {
                        // base colours, not needed for rendering, but as information
                        // to lighting pass categorisation routine
                        ambient 1 1 1
                        diffuse 0 0 0 
                        specular 0 0 0 0 
                        // Really basic vertex program
                        vertex_program_ref Ogre/BasicVertexPrograms/AmbientOneTextureUnified
                        {
                        }
                        
                }
                // Now do the lighting pass
                // NB we don't do decal texture here because this is repeated per light
                pass lighting
                {
                        // base colours, not needed for rendering, but as information
                        // to lighting pass categorisation routine
                        ambient 0 0 0 
                        
                        // do this for each light
                        iteration once_per_light

                
                        scene_blend add

                        // Vertex program reference
                        vertex_program_ref Ogre/DepthShadowmap/NormalMapReceiverVP
                        {
                        }
                        shadow_receiver_vertex_program_ref Ogre/DepthShadowmap/NormalMapReceiverVP
                        {
                        }

                        // Fragment program
                        fragment_program_ref Ogre/DepthShadowmap/NormalMapReceiverFP
                        {
                        }
                        shadow_receiver_fragment_program_ref Ogre/DepthShadowmap/NormalMapReceiverFP
                        {
                        }

                        // shadowmap texture will be bound by code

                        // Base bump map
                        texture_unit
                        {
                                texture atheneNormalMap.png
                                colour_op replace
                        }
                        // Normalisation cube map
                        texture_unit
                        {
                                cubic_texture nm.png combinedUVW
                                tex_coord_set 1
                                tex_address_mode clamp
                        }

                }
                
                // Decal pass
                pass
                {
                        // base colours, not needed for rendering, but as information
                        // to lighting pass categorisation routine
                        lighting off
                        // Really basic vertex program
                        vertex_program_ref Ogre/BasicVertexPrograms/AmbientOneTextureUnified
                        {
                                param_named ambient float4 1 1 1 1
                        }
                        scene_blend dest_colour zero


                        texture_unit
                        {
                                texture egyptrockyfull.jpg 
                        }
                        
                }
        }


}



// Specialisation to use PCF
material Ogre/DepthShadowmap/Receiver/Float/PCF : Ogre/DepthShadowmap/Receiver/Float
{
        technique
        {
                pass
                {
                        // override just receiver program 
                        fragment_program_ref Ogre/DepthShadowmap/ReceiverFPPCF
                        {
                        }
                        
                }
        }
}

// Specialisation to use PCF
material Ogre/DepthShadowmap/Receiver/RockWall/PCF : Ogre/DepthShadowmap/Receiver/RockWall
{
        technique
        {
                pass lighting
                {
                        // override just receiver program 
                        shadow_receiver_fragment_program_ref Ogre/DepthShadowmap/ReceiverFPPCF
                        {
                        }
                        
                }
        }
}
// Specialisation to use PCF
material Ogre/DepthShadowmap/Receiver/Athene/PCF : Ogre/DepthShadowmap/Receiver/Athene
{
        technique
        {
                pass lighting
                {
                        // override just receiver program 
                        shadow_receiver_fragment_program_ref Ogre/DepthShadowmap/NormalMapReceiverFPPCF
                        {
                        }
                        
                }
        }
}