30 lines
874 B
PostScript
30 lines
874 B
PostScript
#include "common.h"
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#include "shared\waterconfig.h"
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struct v2p
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{
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half2 tbase: TEXCOORD0; // base
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half2 tdist0: TEXCOORD1; // d0
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half2 tdist1: TEXCOORD2; // d1
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};
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uniform sampler2D s_distort0;
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uniform sampler2D s_distort1;
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//////////////////////////////////////////////////////////////////////////////////////////
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// Pixel
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half4 main_ps_1_1 ( v2p I ) : COLOR
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{
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half4 t_base = tex2D (s_base, I.tbase );
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half2 t_d0 = tex2D (s_distort0, I.tdist0 );
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half2 t_d1 = tex2D (s_distort1, I.tdist1 );
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half2 distort = (t_d0+t_d1)*0.5; // average
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half2 zero = half2 (0.5,0.5);
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half2 faded = lerp (distort,zero, t_base.a );
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half2 faded_bx2 = (faded*2-1)*W_DISTORT_POWER;
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half faded_dot = dot (half3(faded_bx2,0),.75 ); //0.75
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half alpha = 0.5; //abs (faded_dot);
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// out
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return half4 (faded,0,alpha);
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}
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