102 lines
2.3 KiB
PostScript
102 lines
2.3 KiB
PostScript
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#include "common.h"
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#include "lmodel.h"
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// Check Screen Space Shaders modules & addons
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#include "check_screenspace.h"
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#ifdef SSFX_SSS
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#include "screenspace_shadows.h"
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#endif
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#ifdef USE_MINMAX_SM
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#define SM_MINMAX
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#endif
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#if SUN_QUALITY>2
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#define ULTRA_SHADOWS_ON
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#endif // SUN_QUALITY>2
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#ifdef ULTRA_SHADOWS_ON
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#define USE_ULTRA_SHADOWS
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#endif
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#include "shadow.h"
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uniform float3 view_shadow_proj; // Unused
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#ifdef USE_SUNFILTER
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#ifdef MSAA_OPTIMIZATION
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float4 main ( v2p_volume I, uint iSample : SV_SAMPLEINDEX ) : SV_Target
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#else
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float4 main ( v2p_volume I ) : SV_Target
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#endif
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{
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gbuffer_data gbd = gbuffer_load_data( GLD_P(I.tc, I.hpos, ISAMPLE) );
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float4 _P = float4( gbd.P, 1.0);
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float4 PS = mul( m_shadow, _P );
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float s = shadowtest_sun( PS, I.tcJ ) * sunmask( _P );
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return s;
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}
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#else
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#ifdef MSAA_OPTIMIZATION
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float4 main ( v2p_volume I, uint iSample : SV_SAMPLEINDEX ) : SV_Target
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#else
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float4 main ( v2p_volume I ) : SV_Target
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#endif
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{
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gbuffer_data gbd = gbuffer_load_data( GLD_P(I.tc.xy/I.tc.w, I.hpos, ISAMPLE) );
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float4 _P = float4( gbd.P, gbd.mtl );
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float4 _N = float4( gbd.N, gbd.hemi );
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float4 _C = float4( gbd.C, gbd.gloss );
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// ----- light-model
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float m = xmaterial;
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#ifndef USE_R2_STATIC_SUN
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m = _P.w;
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#endif
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float4 light = plight_infinity ( m, _P, _N, _C, Ldynamic_dir );
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// ----- shadow
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// SHADOWS FIXES - SSS Update 19
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// Normal Offset for biasing
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float3 NormalOffset = 0;
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#ifdef SSFX_SHADOWS
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NormalOffset = _N * ssfx_shadow_bias.y;
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#endif
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float4 P4 = float4( _P.xyz + NormalOffset, 1.0);
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float4 PS = mul( m_shadow, P4 );
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// SHADOWS FIXES - SSS Update 14.7
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// New far edge fading code
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float s = shadow( PS ); // Far Shadows
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float shadows = sunmask( P4 ); // Clouds. Don't fade clouds.
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// Fade UV
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float2 FadeUV = PS.xy / PS.w;
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// Fade calc
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float4 fade = smoothstep(0.0f, 0.1f, float4(FadeUV.x, 1.0f - FadeUV.x, FadeUV.y, 1.0f - FadeUV.y));
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float f = fade.x * fade.y * fade.z * fade.w;
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s += ( 1.0f - s ) * ( 1.0f - f );
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#ifdef SSFX_SSS
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s *= SSFX_ScreenSpaceShadows_Far(_P, I.hpos, ISAMPLE);
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#endif
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// Add Shadows
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shadows *= s;
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#ifdef SSFX_ENHANCED_SHADERS
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return blend( float4( SRGBToLinear( Ldynamic_color.rgb * shadows.xxx ), 1.0f ) * light, I.tc );
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#else
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return blend( Ldynamic_color * light * shadows, I.tc );
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#endif
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}
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#endif
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