fix alpha handling on fast float

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

3 files changed, 12 insertions, 6 deletions

diff --git a/plugins/fast_float/src/fast_8_tethra.c b/plugins/fast_float/src/fast_8_tethra.c
index 98601d1..26a5a5d 100644
--- a/plugins/fast_float/src/fast_8_tethra.c
+++ b/plugins/fast_float/src/fast_8_tethra.c
@@ -249,11 +249,12 @@ void PerformanceEval8(struct _cmstransform_struct *CMMcargo,
                                                                *out[OutChan] = FROM_16_TO_8(res16);
                                                                out[OutChan] += DestIncrements[OutChan];
 
-                                                               if (ain)
-                                                                      *out[TotalOut] = *ain;
-
                      }
 
+                     if (ain) {
+                         *out[TotalOut] = *ain;
+                         out[TotalOut] += DestIncrements[TotalOut];
+                     }
 
               }
 
diff --git a/plugins/fast_float/src/fast_float_lab.c b/plugins/fast_float/src/fast_float_lab.c
index 553d5fe..d392a84 100644
--- a/plugins/fast_float/src/fast_float_lab.c
+++ b/plugins/fast_float/src/fast_float_lab.c
@@ -316,7 +316,10 @@ void LabCLUTEval(struct _cmstransform_struct* CMMcargo,
             }
 
             if (xin)
-                *out[TotalOut] = *xin;
+            {
+                *(cmsFloat32Number*) (out[TotalOut]) = *xin;
+                out[TotalOut] += DestIncrements[TotalOut];
+            }
         }
 
         strideIn  += Stride->BytesPerLineIn;
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;