fragment_program GTP/MultiBounce/PhotonMap_PS hlsl
{
	
	source GTPMultipleReflection.hlsl
    entry_point MultipleRefractionPhotonMap_PS
	target ps_3_0
	flow_control prefer
}

material GTP/MultiBounce/PhotonMap
{
 technique
 {
  pass
  {   
   vertex_program_ref GTP/Basic/Shaded_VS
   {
     param_named_auto WorldViewProj worldviewproj_matrix
     param_named_auto World         world_matrix
     param_named_auto WorldInv      inverse_world_matrix
   } 
   fragment_program_ref GTP/MultiBounce/PhotonMap_PS
   {
     param_named_auto cameraPos camera_position
     param_named lastCenter float3 0 0 0
     param_named refIndex float 0.995	
   }
   //cubemap of distances
   texture_unit
   {
   
   }
   texture_unit
   {
    texture object_SE_0_COLORCUBEMAP_L1
   }
   texture_unit
   {
    texture object_SE_0_COLORCUBEMAP_L2
   }
  }
 }
}

material GTP/MultiBounce/CauCube_Triangles
{
 technique
 {
  pass
  { 
   cull_hardware none
   cull_software none
   scene_blend src_alpha one
   depth_check off
   vertex_program_ref GTP/Caustic/CauCube_Triangles_VS
   {
     param_named_auto WorldView      worldview_matrix
     param_named_auto Proj           projection_matrix
     param_named PhotonMapResolution float 64
     param_named WorldSize float 0.002
   }
   fragment_program_ref GTP/Caustic/CauCube_Triangles_PS
   {
     param_named CausticColor float4          1 1 1 1
   //  param_named WorldSize float 6
     param_named WorldSize float 1
      
   }
   texture_unit
   {
     vertex_texture true	 
   }     
  }
 }
}


//object_SE_0_DISTANCECUBEMAP_L1

material GTP/MultiBounce/CausticRefractor
{ 
   technique 
   { 
      pass 
      { 
        //cull_hardware none
		IllumTechniques
		{
			RenderTechnique CausticCaster
			{
				attenuation	1000000
				update_interval 1
				update_all_face true
				photonmap_resolution 64
				caustic_cubemap_resolution 256
				//photon_map_material	GTP/MultiBounce/PhotonMap
				photon_map_material	GTP/Caustic/PhotonMap_HitEnv
				caustic_map_material	GTP/MultiBounce/CauCube_Triangles
				use_triangles	true
				blur_caustic_cubemap true				
			}
			RenderTechnique ColorCubeMap
			{
				resolution 1024
				update_interval		1
				distance_calc false
				face_angle_calc false
				update_all_face true
								
			}
			RenderTechnique DistanceCubeMap
			{
				resolution 1024
				update_interval		1
				distance_calc false
				face_angle_calc false
				update_all_face true				
			}
			RenderTechnique ColorCubeMap
			{
				resolution 1024
				layer 1
				texture_unit_id 2
				update_interval		1
				distance_calc false
				face_angle_calc false
				update_all_face true
				render_env false
				render_self true
				self_material GTP/MultiBounce/NormalDistanceCCW				
			}
			RenderTechnique ColorCubeMap
			{
				resolution 1024
				layer 2
				texture_unit_id 3
				update_interval		1
				distance_calc false
				face_angle_calc false
				update_all_face true
				render_env false
				render_self true
				self_material GTP/MultiBounce/NormalDistanceCW			
			}						
		 }
		 vertex_program_ref GTP/Basic/Shaded_CPos_VS
    	 {       
       	 	param_named_auto WorldViewProj worldviewproj_matrix 
    		param_named_auto World         world_matrix
    		param_named_auto WorldInv inverse_world_matrix  
   		 }
		 fragment_program_ref GTP/MultiBounce/Refraction_PS
         { 
			param_named_auto cameraPos camera_position						
			param_named refIndex float 0.995
			param_named sFresnel float 0.04
		 } 
		
		//Cube map of environment
		texture_unit
		{
			//filtering none
		}
		//Cube map of environment distances
		texture_unit
		{
			filtering none
		}
		
		//Cube map of reflective object's normals and distances CCW
		texture_unit
		{
			filtering none
		}		
		//Cube map of reflective object's normals and distances CW
		texture_unit
		{
			filtering none
		}
	  }
    }
}