70 lines
1.7 KiB
PostScript
70 lines
1.7 KiB
PostScript
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#include "common.h"
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#include "sload.h"
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#include "screenspace_hud_raindrops.h"
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f_deffer main( p_flat I )
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{
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f_deffer O;
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// HUD Rain drops - SSS Update 17
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// https://www.moddb.com/mods/stalker-anomaly/addons/screen-space-shaders/
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float4 drops = 0; // xy = Normal | z = Overall str | w = reflection str
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if (ssfx_hud_drops_1.y > 0)
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{
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// Calc droplets
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drops.xyz = ssfx_hud_raindrops(s_hud_rain, I.RDrops.xyz, 1.0f);
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// Only apply to facing up surfaces [ World Y+ ]
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drops.xyz *= saturate(I.RDrops.w);
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// Intensity from script ( Cover + Rain intensity )
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drops.xyz *= ssfx_hud_drops_1.y;
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// Refraction
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I.tcdh.xy = saturate(I.tcdh.xy + drops.xy * ssfx_hud_drops_1.w * 0.1f);
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// Reflection adjustments
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drops.w = ssfx_hud_drops_1.z * dot(L_hemi_color, SSFX_HUD_LIGHTVECTOR);
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drops.w = max(drops.w * 0.1f, 3.0f);
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}
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float gloss = drops.z * ssfx_hud_drops_2.w * 0.25f;
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// diffuse
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float3 D = tbase (I.tcdh); // IN: rgb.a
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#ifdef USE_TDETAIL
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// D.rgb = 2*D.rgb*tex2D (s_detail, I.tcdbump).rgb;
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D.rgb = 2*D.rgb * s_detail.Sample( smp_base, I.tcdbump ).rgb;
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#endif
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// hemi,sun,material
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float ms = xmaterial ;
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#ifdef USE_LM_HEMI
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// float4 lm = tex2D( s_hemi, I.lmh );
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float4 lm = s_hemi.Sample( smp_rtlinear, I.lmh );
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// float h = dot( lm.rgb, 1.h/3.h );
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float h = get_hemi(lm);
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# ifdef USE_R2_STATIC_SUN
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// ms = lm.w ;
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ms = get_sun(lm);
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# endif
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#else
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float h = I.position.w ;
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# ifdef USE_R2_STATIC_SUN
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ms = I.tcdh.w ;
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# endif
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#endif
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// 2. Standart output
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float4 Ne = float4( normalize((float3)I.N.xyz + float3(drops.xy * drops.w, 0.0f)), h );
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O = pack_gbuffer(
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Ne,
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float4( I.position.xyz + Ne.xyz*def_virtualh/2.h, ms ),
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float4( D.rgb, gloss ) ); // OUT: rgb.gloss
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return O;
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}
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