diff options
| author | yum <yum.food.vr@gmail.com> | 2025-02-23 02:24:39 -0800 |
|---|---|---|
| committer | yum <yum.food.vr@gmail.com> | 2025-02-23 02:24:58 -0800 |
| commit | f478606867d42e971c5fa83803f3255e922e6a8a (patch) | |
| tree | c50ec81b781aaaff9fd74a416c22be8ff1552e5e /yum_lighting.cginc | |
| parent | 3ec0f0c2d35f21d2f28d0a116e9e211789b13903 (diff) | |
add ltcgi, alpha multiplier
Diffstat (limited to 'yum_lighting.cginc')
| -rw-r--r-- | yum_lighting.cginc | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/yum_lighting.cginc b/yum_lighting.cginc index 758fdb2..4effd1e 100644 --- a/yum_lighting.cginc +++ b/yum_lighting.cginc @@ -9,6 +9,38 @@ #include "features.cginc"
#include "yum_pbr.cginc"
+// fucking kill me
+#ifndef __LTCGI_INC
+#define __LTCGI_INC
+
+#include "features.cginc"
+
+#if defined(_LTCGI)
+struct ltcgi_acc {
+ float3 diffuse;
+ float3 specular;
+};
+
+#include "Third_Party/at.pimaker.ltcgi/Shaders/LTCGI_structs.cginc"
+
+void ltcgi_cb_diffuse(inout ltcgi_acc acc, in ltcgi_output output);
+void ltcgi_cb_specular(inout ltcgi_acc acc, in ltcgi_output output);
+
+#define LTCGI_V2_CUSTOM_INPUT ltcgi_acc
+#define LTCGI_V2_DIFFUSE_CALLBACK ltcgi_cb_diffuse
+#define LTCGI_V2_SPECULAR_CALLBACK ltcgi_cb_specular
+
+#include "Third_Party/at.pimaker.ltcgi/Shaders/LTCGI.cginc"
+void ltcgi_cb_diffuse(inout ltcgi_acc acc, in ltcgi_output output) {
+ acc.diffuse += output.intensity * output.color * _LTCGI_DiffuseColor;
+}
+void ltcgi_cb_specular(inout ltcgi_acc acc, in ltcgi_output output) {
+ acc.specular += output.intensity * output.color * _LTCGI_SpecularColor;
+}
+#endif // _LTCGI
+
+#endif // __LTCGI_INC
+
struct YumLighting {
float3 view_dir;
float3 dir;
@@ -132,6 +164,19 @@ YumLighting GetYumLighting(v2f i, YumPbr pbr) { light.specular = getIndirectSpecular(i, pbr, light.view_dir);
+#if defined(_LTCGI)
+ ltcgi_acc acc = (ltcgi_acc) 0;
+ LTCGI_Contribution(
+ acc,
+ i.worldPos,
+ pbr.normal,
+ light.view_dir,
+ pbr.roughness_perceptual,
+ 0);
+ light.diffuse += acc.diffuse * _LTCGI_Strength;
+ light.specular += acc.specular * _LTCGI_Strength;
+#endif
+
#if defined(_QUANTIZE_SPECULAR)
float specular_luminance = dot(light.specular, float3(0.2126, 0.7152, 0.0722)); // convert to luminance
light.specular = light.specular * floor(specular_luminance * _Quantize_Specular_Steps) / _Quantize_Specular_Steps;
|