fix alpha handling on fast float

Fix broken alpha handling on some interpolation in fast float plugin
Thanks to Lynx3d for spotting that.

1 files changed, 4 insertions, 2 deletions

diff --git a/plugins/fast_float/src/fast_float_tethra.c b/plugins/fast_float/src/fast_float_tethra.c
index 982ff20..0e3015a 100644
--- a/plugins/fast_float/src/fast_float_tethra.c
+++ b/plugins/fast_float/src/fast_float_tethra.c
@@ -210,8 +210,10 @@ void FloatCLUTEval(struct _cmstransform_struct* CMMcargo,
                 out[OutChan] += DestIncrements[OutChan];
             }
 
-            if (ain)
-                *out[TotalOut] = *ain;
+            if (ain) {
+                *(cmsFloat32Number*)(out[TotalOut]) = *ain;
+                out[TotalOut] += DestIncrements[TotalOut];
+            }
         }
 
         strideIn  += Stride->BytesPerLineIn;