source: trunk/VUT/GtpVisibilityPreprocessor/scripts/dual_depth.cg @ 515

struct fragment
{
        float4 position  : POSITION;    //screen position
        float4 color0    : COLOR0;
        float4 color1    : COLOR1;              //lighting
        float2 texcoord0 : TEXCOORD0;
        float4 depthTexCoord: TEXCOORD1;
        float3 normal    : TEXCOORD2;
};


struct pixel
{
        float4 color : COLOR;   
};


pixel main(fragment IN,   
           uniform sampler2D shadowMap: TEXUNIT1,
           uniform float doTexturing)
{
        pixel OUT;
        
        float4 col = IN.color0;
        
        // the depth buffer     
        float4 depth = tex2Dproj(shadowMap, IN.SMTexCoord);
        float test = IN.depthTexCoord.z / IN.depthTexCoord.w;
        
        float shadow;
        shadow = (test < depth.x) ? 1.0 : 0.0;
        OUT.color = localcolor * shadow * IN.color1;

        return OUT;
}