Avoid div0 in shiny water shader

2024-08-30 18:12:32 +00:00 · 2020-12-30 22:18:19 +00:00 · 2020-12-30 22:18:19 +00:00 · a404707f87
commit a404707f87
parent d2a7aa34b1
1 changed files with 1 additions and 1 deletions
--- a/assets/voxygen/shaders/fluid-frag/shiny.glsl
+++ b/assets/voxygen/shaders/fluid-frag/shiny.glsl
@ -136,7 +136,7 @@ void main() {
    // Possibility of div by zero when slope = 0,
    // however this only results in no water surface appearing
    // and is not likely to occur (could not find any occurrences)
-    float slope = abs(wave00 - wave10) * abs(wave00 - wave01);
+    float slope = abs((wave00 - wave10) * (wave00 - wave01)) + 0.001;

    vec3 nmap = vec3(
        -(wave10 - wave00) / 0.1,