fixed slshader when xy==0

2020-07-25 03:14:11 +02:00 · 2020-07-25 03:14:11 +02:00 · adc17dce1b
parent 4d9775080d
commit adc17dce1b
1 changed files with 2 additions and 0 deletions
--- a/nonisotropic.cpp
+++ b/nonisotropic.cpp
@ -1942,6 +1942,8 @@ EX namespace slr {
      "float xy = length(h.xy);"
      "float phi = atan2(h[2], h[3]) + uIndexSL;"

+      "if(xy < 1e-6) return vec4(0.,0.,phi,1.);"
+
      "vec4 res = vec4(sqrt(-1.),sqrt(-1.),sqrt(-1.),sqrt(-1.));"
      
      "bool flipped = phi > 0.;"