163 lines
3.8 KiB
PostScript
163 lines
3.8 KiB
PostScript
#include "anomaly_shaders.h"
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#include "common.h"
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#include "lmodel.h"
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#include "hmodel.h"
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#include "mip_fog.h"
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Texture2D s_half_depth;
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#include "ssao.ps"
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#ifdef HDAO
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#define USE_HDAO 1
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#endif
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#ifdef SM_5
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Texture2D<float> s_occ;
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#endif // SM_5
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#if SSAO_QUALITY <=3
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#include "ssdo.ps"
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#else
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#ifndef USE_HDAO
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#define USE_HDAO
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#endif
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#endif
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#ifdef USE_HDAO
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#if SSAO_QUALITY > 3
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#include "ssao_hdao_new.ps"
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#endif
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#define USE_HDAO_CODE
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#if SSAO_QUALITY <=3
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#define g_f2RTSize ( screen_res.xy )
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#define g_txDepth s_position
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#define g_txNormal s_position
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#include "ssao_hdao.ps"
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#endif
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#else // USE_HDAO
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#ifdef USE_HBAO
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#include "ssao_hbao.ps"
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#endif // USE_HBAO
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#endif // USE_HDAO
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struct _input
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{
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float4 tc0 : TEXCOORD0; // tc.xy, tc.w = tonemap scale
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float2 tcJ : TEXCOORD1; // jitter coords
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float4 pos2d : SV_Position;
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};
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struct _out
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{
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float4 low : SV_Target0;
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float4 high : SV_Target1;
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};
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// TODO: DX10: Replace Sample with Load
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#ifndef MSAA_OPTIMIZATION
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_out main ( _input I )
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#else
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_out main ( _input I, uint iSample : SV_SAMPLEINDEX )
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#endif
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{
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gbuffer_data gbd = gbuffer_load_data( GLD_P(I.tc0, I.pos2d, ISAMPLE) );
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// Sample the buffers:
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float4 P = float4( gbd.P, gbd.mtl ); // position.(mtl or sun)
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float4 N = float4( gbd.N, gbd.hemi ); // normal.hemi
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float4 D = float4( gbd.C, gbd.gloss ); // rgb.gloss
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#ifndef USE_MSAA
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float4 L = s_accumulator.Sample( smp_nofilter, I.tc0); // diffuse.specular
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#else
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float4 L = s_accumulator.Load( int3( I.tc0 * screen_res.xy, 0 ), ISAMPLE );
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#endif
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// static sun
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float mtl = P.w;
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#ifdef USE_R2_STATIC_SUN
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float sun_occ = P.w*2;
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mtl = xmaterial;
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L += SRGBToLinear(D.rgb * Ldynamic_color.rgb * sun_occ) * plight_infinity (mtl, P.xyz, N.xyz, D.xyzw, Ldynamic_dir);
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#endif
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// Calculate SSAO
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#ifdef USE_MSAA
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int2 texCoord = I.pos2d;
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#endif
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float3 occ = float3(1.0,1.0,1.0);
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#ifdef USE_HDAO
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#ifdef SM_5
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#if SSAO_QUALITY > 3
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occ = s_occ.Sample( smp_nofilter, I.tc0);
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#else // SSAO_QUALITY > 3
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occ = calc_hdao( CS_P(P, N, I.tc0, I.tcJ, I.pos2d, ISAMPLE ) );
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#endif // SSAO_QUALITY > 3
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#else // SM_5
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#if SSAO_QUALITY > 3
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occ = calc_new_hdao( CS_P(P, N, I.tc0, I.tcJ, I.pos2d, ISAMPLE ) );
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#else // SSAO_QUALITY > 3
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occ = calc_hdao( CS_P(P, N, I.tc0, I.tcJ, I.pos2d, ISAMPLE ) );
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#endif // SSAO_QUALITY > 3
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#endif // SM_5
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#else // USE_HDAO
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#ifdef USE_HBAO
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occ = calc_hbao( P.z, N, I.tc0, I.pos2d );
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#else // USE_HBAO
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occ = calc_ssdo(P, N, I.tc0, I.pos2d, ISAMPLE).xxx;
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#endif
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#endif // USE_HDAO
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#ifdef SSAO_QUALITY
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occ = compute_colored_ao(occ.x, D.xyz);
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#endif
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occ = SRGBToLinear(occ); //gamma correct
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L.rgb += L.a * SRGBToLinear(D.rgb); //illum in alpha
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// hemisphere
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float3 hdiffuse, hspecular;
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hmodel (hdiffuse, hspecular, mtl, N.w, D, P.xyz, N.xyz);
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hdiffuse *= occ;
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//hspecular *= occ;
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float3 color = L.rgb + hdiffuse.rgb;
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color = LinearTosRGB(color); //gamma correct
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////////////////////////////////////////////////////////////////////////////////
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// here should be distance fog
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float3 pos = P.xyz;
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float distance = length (pos);
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float fog = saturate (distance*fog_params.w + fog_params.x); //
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color = Calc_Fog(P.xyz, color);
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//color = lerp (color,fog_color,fog); //
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//float skyblend = saturate(fog);
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float skyblend = 0.5;
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skyblend = saturate((fog-skyblend)/(1-skyblend));
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skyblend = (skyblend*skyblend);
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float tm_scale = I.tc0.w; // interpolated from VS
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_out o;
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tonemap (o.low, o.high, color, tm_scale ) ;
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o.low.a = skyblend ;
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o.high.a = skyblend ;
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return o;
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}
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