Add the default auxiliary slot to the active slot array

Alc/ALc.c

@@ -2549,8 +2549,17 @@ static ALvoid InitContext(ALCcontext *Context)
     InitUIntMap(&Context->SourceMap, Context->Device->SourcesMax);
     InitUIntMap(&Context->EffectSlotMap, Context->Device->AuxiliaryEffectSlotMax);
 
-    auxslots = al_calloc(DEF_ALIGN, sizeof(struct ALeffectslotArray));
-    auxslots->count = 0;
+    if(Context->DefaultSlot)
+    {
+        auxslots = al_calloc(DEF_ALIGN, FAM_SIZE(struct ALeffectslotArray, slot, 1));
+        auxslots->count = 1;
+        auxslots->slot[0] = Context->DefaultSlot;
+    }
+    else
+    {
+        auxslots = al_calloc(DEF_ALIGN, sizeof(struct ALeffectslotArray));
+        auxslots->count = 0;
+    }
     ATOMIC_INIT(&Context->ActiveAuxSlots, auxslots);
 
     //Set globals

Alc/ALu.c

@@ -1633,14 +1633,6 @@ void aluMixData(ALCdevice *device, ALvoid *buffer, ALsizei size)
         {
             const struct ALeffectslotArray *auxslots;
 
-            if(ctx->DefaultSlot != NULL)
-            {
-                ALeffectslot *slot = ctx->DefaultSlot;
-                CalcEffectSlotParams(slot, device);
-                for(c = 0;c < slot->NumChannels;c++)
-                    memset(slot->WetBuffer[c], 0, SamplesToDo*sizeof(ALfloat));
-            }
-
             auxslots = ATOMIC_LOAD(&ctx->ActiveAuxSlots, almemory_order_acquire);
             UpdateContextSources(ctx, auxslots);
 
@@ -1676,14 +1668,6 @@ void aluMixData(ALCdevice *device, ALvoid *buffer, ALsizei size)
                                  state->OutChannels);
             }
 
-            if(ctx->DefaultSlot != NULL)
-            {
-                const ALeffectslot *slot = ctx->DefaultSlot;
-                ALeffectState *state = slot->Params.EffectState;
-                V(state,process)(SamplesToDo, slot->WetBuffer, state->OutBuffer,
-                                state->OutChannels);
-            }
-
             ctx = ctx->next;
         }