Images

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Side-Lit
Front-Lit
Back-Lit
Directional Lighting
Sun&Sky Model
Environment Map
1: HG Pathtraced
2: HG Ours
3: Mie Pathtraced
4: Mie Ours
5: Flux-Limited Diffusion
HG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
1: HG Pathtraced
2: HG Ours
3: Mie Pathtraced
4: Mie Ours
HG PathtracedHG OursMie PathtracedMie Ours
1: HG Pathtraced
2: HG Ours
3: Mie Pathtraced
4: Mie Ours
HG PathtracedHG OursMie PathtracedMie Ours
Directional Lighting
Sun&Sky Model
Environment Map
1: HG Pathtraced
2: HG Ours
3: Mie Pathtraced
4: Mie Ours
5: Flux-Limited Diffusion
HG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
1: HG Pathtraced
2: HG Ours
3: Mie Pathtraced
4: Mie Ours
HG PathtracedHG OursMie PathtracedMie Ours
1: HG Pathtraced
2: HG Ours
3: Mie Pathtraced
4: Mie Ours
HG PathtracedHG OursMie PathtracedMie Ours
Directional Lighting
Sun&Sky Model
Environment Map
1: HG Pathtraced
2: HG Ours
3: Mie Pathtraced
4: Mie Ours
5: Flux-Limited Diffusion
HG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
1: HG Pathtraced
2: HG Ours
3: Mie Pathtraced
4: Mie Ours
HG PathtracedHG OursMie PathtracedMie Ours
1: HG Pathtraced
2: HG Ours
3: Mie Pathtraced
4: Mie Ours
HG PathtracedHG OursMie PathtracedMie Ours

Side-lit

TTUV
SettingHG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
Directional Lighting1.78e-012.43e-053.85e-021.52e-05n/a
Sun&Sky Model2.93e-016.07e-036.84e-025.02e-03n/a
Environment Map4.49e-021.33e-031.44e-028.17e-04n/a
Speedup (Equal Variance)
SettingHG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
Directional Lightingn/a7455n/a2532n/a
Sun&Sky Modeln/a50.82n/a13.64n/a
Environment Mapn/a39.72n/a19.11n/a
Bias
SettingHG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
Directional Lightingn/a2.10e-03n/a1.54e-039.82e-03
Sun&Sky Modeln/a1.90e-03n/a1.43e-03n/a
Environment Mapn/a1.56e-03n/a1.46e-03n/a

Front-lit

TTUV
SettingHG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
Directional Lighting1.61e-011.09e-053.55e-021.41e-05n/a
Sun&Sky Model4.00e-014.83e-031.01e-015.12e-03n/a
Environment Map1.51e-029.62e-044.31e-037.40e-04n/a
Speedup (Equal Variance)
SettingHG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
Directional Lightingn/a1.63e+04n/a2727n/a
Sun&Sky Modeln/a82.82n/a19.75n/a
Environment Mapn/a18.94n/a6.335n/a
Bias
SettingHG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
Directional Lightingn/a2.53e-03n/a2.55e-031.28e-02
Sun&Sky Modeln/a2.41e-03n/a2.38e-03n/a
Environment Mapn/a1.68e-03n/a1.31e-03n/a

Back-lit

TTUV
SettingHG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
Directional Lighting5.41e-022.40e-041.35e-022.20e-04n/a
Sun&Sky Model1.01e-016.60e-033.01e-025.78e-03n/a
Environment Map2.72e-024.58e-031.19e-023.94e-03n/a
Speedup (Equal Variance)
SettingHG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
Directional Lightingn/a230n/a62.32n/a
Sun&Sky Modeln/a15.85n/a5.31n/a
Environment Mapn/a5.991n/a3.037n/a
Bias
SettingHG PathtracedHG OursMie PathtracedMie OursFlux-Limited Diffusion
Directional Lightingn/a6.05e-03n/a5.24e-031.49e-01
Sun&Sky Modeln/a1.64e-02n/a1.63e-02n/a
Environment Mapn/a7.68e-03n/a7.69e-03n/a