22 lines
777 B
HLSL
22 lines
777 B
HLSL
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void CameraFadeAlpha_float(
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// Base inputs
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float3 positionWS,
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float CameraInversFadeRange,
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float CameraInversFarFadeRange,
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float CameraFadeDist,
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float CameraFarFadeDist,
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float AlphaIN,
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float AlphaTh,
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out real Alpha
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) {
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#if !defined(SHADERPASS_SHADOWCASTER)
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//Alpha = AlphaIN * saturate( (positionSP.w - CameraFadeDist) * CameraInversFadeRange - Dither32(positionSP.xy / positionSP.w * _ScreenParams.xy ) );
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Alpha = AlphaIN;
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#else
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float distanceToCam = distance(positionWS, GetCameraPositionWS() );
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float a = saturate((distanceToCam - CameraFadeDist) * CameraInversFadeRange) * saturate((CameraFarFadeDist - distanceToCam)* CameraInversFarFadeRange);
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Alpha = AlphaIN * saturate(a+AlphaTh);
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#endif
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} |