diff options
Diffstat (limited to 'tooner_lighting.cginc')
| -rw-r--r-- | tooner_lighting.cginc | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/tooner_lighting.cginc b/tooner_lighting.cginc index 7fbe4d1..1fddfca 100644 --- a/tooner_lighting.cginc +++ b/tooner_lighting.cginc @@ -325,7 +325,10 @@ float get_glitter(float2 uv, float3 worldPos, float3 normal, float density, float amount, float speed, float mask, float brightness, float angle, float power) { - precise float idensity = rcp(density); + // A regular divide here causes flickering. The leading guess is that NVIDIA + // hardware implements the divide instruction slightly differently on + // different cores. + precise float idensity = 1.0 / density; float glitter = rand2(floor(uv * density) * idensity); float thresh = 1 - amount / 100; @@ -772,6 +775,10 @@ float4 effect(inout v2f i) { float rl = abs(theta) / PI; // on [0, 1] rl = pow(2, -_Rim_Lighting0_Power * abs(rl - _Rim_Lighting0_Center)); + float q = _Rim_Lighting0_Quantization; + if (q > -1) { + rl = floor(rl * q) / q; + } float3 matcap = rl * _Rim_Lighting0_Color * _Rim_Lighting0_Strength; #if defined(_RIM_LIGHTING0_MASK) float4 matcap_mask_raw = _Rim_Lighting0_Mask.SampleGrad(linear_repeat_s, i.uv.xy, iddx, iddy); @@ -824,6 +831,10 @@ float4 effect(inout v2f i) { float rl = abs(theta) / PI; // on [0, 1] rl = pow(2, -_Rim_Lighting1_Power * abs(rl - _Rim_Lighting1_Center)); + float q = _Rim_Lighting1_Quantization; + if (q > 0) { + rl = floor(rl * q) / q; + } float3 matcap = rl * _Rim_Lighting1_Color * _Rim_Lighting1_Strength; #if defined(_RIM_LIGHTING1_MASK) float4 matcap_mask_raw = _Rim_Lighting1_Mask.SampleGrad(linear_repeat_s, i.uv.xy, iddx, iddy); |