{
	parms {
		stageSort	sortCoverage+1
	}
	state {
		depthfunc	GL_LEQUAL
		twosided
	}
	hlsl_vp {
		#include "includes/vertex.inc"

		CALC_TEXCOORDS_BLEND( result.texcoord0 );
		CALC_POSITION_NORMALS( result.position, result.texcoord1, result.texcoord2, result.texcoord3, result.texcoord4 );
	}
	hlsl_fp {
		#include "includes/vmtr.inc"

		half4 sampleSpecular;
		half4 sampleYCoCg;
		half4 sampleNormal;
		half2 feedbackTexCoord;
		float4 feedback;
		half3 surfaceDiffuse;
		half3 surfaceSpecular;
		half3 fromViewerN;
		half3 globalNormal;
		half4 globalReflection;
		half4 color;

		FETCH_VMTR( sampleSpecular, sampleYCoCg, sampleNormal, feedbackTexCoord );
		clip( sampleSpecular.w - 0.5 );
		CALC_VMTR_FEEDBACK( feedback, feedbackTexCoord );
		CALC_DIFFUSE_RGB( surfaceDiffuse, sampleYCoCg );
		CALC_SPECULAR_RGB( surfaceSpecular, sampleSpecular, sampleNormal.z );
		CALC_FROM_VIEWER( fromViewerN, fragment.htexcoord4.xyz );
		CALC_GLOBAL_NORMAL_TWOSIDED( globalNormal, sampleNormal, fragment.htexcoord1.xyz, fragment.htexcoord2.xyz, fragment.htexcoord3.xyz );
		CALC_GLOBAL_REFLECTION( globalReflection, globalNormal, fromViewerN );

		half3 diffuse = surfaceDiffuse;
		half3 specular = surfaceSpecular;

		APPLY_GRAZING( diffuse, specular, globalNormal, fromViewerN );
		APPLY_SPECULAR_REFLECTION( specular, sampleNormal.x, globalReflection );
		APPLY_SCALING( diffuse, specular );
		APPLY_LIGHTING( color, diffuse, specular, globalNormal );
		APPLY_HIGHLIGHT( color, fromViewerN, fragment.htexcoord1, fragment.htexcoord2, fragment.htexcoord3 );

		result.color0 = color;
		result.color1 = feedback;

		OUTPUT_SURFACE_ATTRIBUTES( surfaceDiffuse, surfaceSpecular, sampleNormal.x, globalNormal );
	}
}