From 8700f1b32f812104200e2c9041f35f501e0b67fa Mon Sep 17 00:00:00 2001
From: Akshay Nair <phenax5@gmail.com>
Date: Fri, 18 Sep 2026 12:46:58 +0530
Subject: Faces stuff + simple camera rotation

---
 src/main/resources/shaders/modules/utils.glsl | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/main/resources/shaders/modules/utils.glsl')

diff --git a/src/main/resources/shaders/modules/utils.glsl b/src/main/resources/shaders/modules/utils.glsl
index 1616e8c..6908f3b 100644
--- a/src/main/resources/shaders/modules/utils.glsl
+++ b/src/main/resources/shaders/modules/utils.glsl
@@ -2,3 +2,8 @@ float smin(float a, float b, float k) {
   float h = clamp(0.5 + 0.5 * (b - a) / k, 0.0, 1.0);
   return mix(b, a, h) - k * h * (1.0 - h);
 }
+
+float ssubtract(float a, float b, float k) {
+  return -smin(-a, b, k);
+}
+
-- 
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