alternativa-editor-mod/src/alternativa/engine3d/core/ShadowReceiverFragmentShader.as

package alternativa.engine3d.core{
    import alternativa.gfx.agal.FragmentShader;
    import alternativa.gfx.agal.SamplerFilter;
    import alternativa.gfx.agal.SamplerMipMap;
    import alternativa.gfx.agal.SamplerDim;
    import alternativa.gfx.agal.SamplerRepeat;

    public class ShadowReceiverFragmentShader extends FragmentShader {

        public function ShadowReceiverFragmentShader(_arg_1:Boolean, _arg_2:Boolean){
            var _local_3:SamplerFilter = ((_arg_1) ? SamplerFilter.LINEAR : SamplerFilter.NEAREST);
            var _local_4:SamplerMipMap = ((_arg_1) ? SamplerMipMap.LINEAR : SamplerMipMap.NEAREST);
            if (_arg_2)
            {
                max(ft0, v0, fc[16]);
                min(ft0.x, ft0, fc[16].z);
                min(ft0.y, ft0, fc[16].w);
                tex(ft0, ft0, fs0.dim(SamplerDim.D2).repeat(SamplerRepeat.CLAMP).filter(_local_3).mipmap(_local_4));
            } else
            {
                tex(ft0, v0, fs0.dim(SamplerDim.D2).repeat(SamplerRepeat.CLAMP).filter(_local_3).mipmap(_local_4));
            };
            sub(ft1, v0.z, fc[14]);
            div(ft2, ft1, fc[13]);
            max(ft3, ft1, fc[13].x);
            mul(ft3, ft3, fc[13].y);
            min(ft3, ft3, fc[14]);
            sub(ft4, fc[14], ft3);
            mul(ft2, ft2, ft3);
            mul(ft1, ft1, ft4);
            add(ft2, ft1, ft2);
            sub(ft2, fc[14], ft2);
            mul(ft0, ft0, ft2);
            sub(ft1, v0, fc[14]);
            div(ft1, ft1, fc[14].y);
            sat(ft1, ft1);
            mul(ft0, ft0, ft1.z);
            mov(ft0.xyz, fc[15]);
            mul(ft0.w, ft0, fc[15]);
            mov(oc, ft0);
        }

    }
}//package alternativa.engine3d.core