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| author | yum <yum.food.vr@gmail.com> | 2024-10-11 18:39:50 -0700 |
|---|---|---|
| committer | yum <yum.food.vr@gmail.com> | 2024-10-11 18:39:50 -0700 |
| commit | 0e39a7ef25e7938b84736519057c06c8d84856cc (patch) | |
| tree | 7af1f8822572aa13747e913fbd8b5ca7d5a82819 /globals.cginc | |
| parent | e193c86c869b84dfaaa26465c0e6fb923a27631c (diff) | |
Fog performance optimizations
* Rename albedo cutoff to alpha cutoff
* Add LODs for calculating fog density
* Use 3D noise texture to speed up density calculation
* Eliminate low impact octaves from density calculation
* Add support for multiple emitters
Diffstat (limited to 'globals.cginc')
| -rw-r--r-- | globals.cginc | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/globals.cginc b/globals.cginc index e76cc4f..7c76853 100644 --- a/globals.cginc +++ b/globals.cginc @@ -5,6 +5,7 @@ UNITY_DECLARE_DEPTH_TEXTURE(_CameraDepthTexture); +SamplerState point_repeat_s; SamplerState linear_repeat_s; SamplerState linear_clamp_s; SamplerState bilinear_repeat_s; @@ -713,15 +714,31 @@ float _Gimmick_Fog_00_Noise_Scale; float _Gimmick_Fog_00_Noise_Exponent; float _Gimmick_Fog_00_Density; float _Gimmick_Fog_00_Normal_Cutoff; -float _Gimmick_Fog_00_Albedo_Cutoff; +float _Gimmick_Fog_00_Alpha_Cutoff; float _Gimmick_Fog_00_Ray_Origin_Randomization; +float _Gimmick_Fog_00_Lod_Half_Life; +texture3D _Gimmick_Fog_00_Noise; #if defined(_GIMMICK_FOG_00_EMITTER_TEXTURE) texture2D _Gimmick_Fog_00_Emitter_Texture; -float3 _Gimmick_Fog_00_Emitter_Location; -float3 _Gimmick_Fog_00_Emitter_Normal; -float _Gimmick_Fog_00_Emitter_Scale_X; -float _Gimmick_Fog_00_Emitter_Scale_Y; float _Gimmick_Fog_00_Emitter_Brightness; +float _Gimmick_Fog_00_Emitter_Lod_Half_Life; + +float3 _Gimmick_Fog_00_Emitter0_Location; +float3 _Gimmick_Fog_00_Emitter0_Normal; +float _Gimmick_Fog_00_Emitter0_Scale_X; +float _Gimmick_Fog_00_Emitter0_Scale_Y; +#if defined(_GIMMICK_FOG_00_EMITTER_1) +float3 _Gimmick_Fog_00_Emitter1_Location; +float3 _Gimmick_Fog_00_Emitter1_Normal; +float _Gimmick_Fog_00_Emitter1_Scale_X; +float _Gimmick_Fog_00_Emitter1_Scale_Y; +#endif +#if defined(_GIMMICK_FOG_00_EMITTER_2) +float3 _Gimmick_Fog_00_Emitter2_Location; +float3 _Gimmick_Fog_00_Emitter2_Normal; +float _Gimmick_Fog_00_Emitter2_Scale_X; +float _Gimmick_Fog_00_Emitter2_Scale_Y; +#endif #endif #endif |