util: add float versions of non optimized TRC functions

diff --git a/babl/base/util.h b/babl/base/util.h
index 34725230274738d7b4072792e2aa8ede2f5d1b07..2d346b4bc3d5019604d281f6884a1fdab4e3246e 100644 (file)
--- a/babl/base/util.h
+++ b/babl/base/util.h
@@ -105,4 +105,7 @@ babl_gamma_2_2_to_linearf (float value)
 #else
   #define linear_to_gamma_2_2(value) (pow((value), (1.0F/2.2F)))
   #define gamma_2_2_to_linear(value) (pow((value), 2.2F))
+
+  #define babl_linear_to_gamma_2_2f(value) (powf((value), (1.0f/2.2f)))
+  #define babl_gamma_2_2_to_linearf(value) (powf((value), 2.2f))
 #endif