Vectorize color clipping

Replaces redundant code with one function. Oddly this fixes rendering
with earlyclip – not sure why. Drop transparency and channel settings
(always transparent, always four channels).

1 files changed, 4 insertions, 3 deletions

diff --git a/flam3.c b/flam3.c
index c4464ed..694868f 100644
--- a/flam3.c
+++ b/flam3.c
@@ -17,8 +17,9 @@
 */
 
 #include "private.h"
+#include "rect.h"
 #include "img.h"
-#include "config.h"
+#include "build/config.h"
 #include "variations.h"
 #include "interpolation.h"
 #include "parser.h"
@@ -3164,11 +3165,11 @@ int flam3_estimate_bounding_box(flam3_genome *cp, double eps, int nsamples,
 }
 
 int flam3_render(flam3_frame *spec, void *out,
-        int field, int nchan, int trans, stat_struct *stats) {
+        int field, stat_struct *stats) {
          
   int retval;
   
-  retval = render_rectangle (spec, out, field, nchan, trans, stats);
+  retval = render_rectangle (spec, out, field, stats);
   return(retval);
 }