Vectorize accumulation

Also vectorizes some color functions and switches to double accumulation
buffer. Does not seem to be slower.

1 files changed, 1 insertions, 1 deletions

diff --git a/private.h b/private.h
index 62cdb71..ae026f5 100644
--- a/private.h
+++ b/private.h
@@ -62,7 +62,7 @@ typedef struct {
    double ws0, wb0s0, hs1, hb1s1; /* shortcuts for indexing */
    flam3_palette_entry *dmap; /* palette */
    double color_scalar; /* <1.0 if non-uniform motion blur is set */
-   void *buckets; /* Points to the first accumulator */
+   double4 *buckets; /* Points to the first accumulator */
    double badvals; /* accumulates all badvalue resets */
    double batch_size;
    int temporal_sample_num,ntemporal_samples;