fix bug introduced when doing hdr cleanup

ago%!(EXTRA string=10 years) · 80d5c4be48
parent c315b164b7
commit 80d5c4be48
1 changed files with 3 additions and 3 deletions
--- a/stb_image_write.h
+++ b/stb_image_write.h
@ -222,9 +222,9 @@ void stbiw__linear_to_rgbe(unsigned char *rgbe, float *linear)
   } else {
      float normalize = (float) frexp(maxcomp, &exponent) * 256.0f/maxcomp;

-      rgbe[0] = (unsigned char)(linear[0] * maxcomp);
-      rgbe[1] = (unsigned char)(linear[1] * maxcomp);
-      rgbe[2] = (unsigned char)(linear[2] * maxcomp);
+      rgbe[0] = (unsigned char)(linear[0] * normalize);
+      rgbe[1] = (unsigned char)(linear[1] * normalize);
+      rgbe[2] = (unsigned char)(linear[2] * normalize);
      rgbe[3] = (unsigned char)(exponent + 128);
   }
 }