Some more docs in battle anims

include/battle_anim.h

@@ -414,7 +414,7 @@ u16 ArcTan2Neg(s16 a, s16 b);
 void SetGreyscaleOrOriginalPalette(u16 paletteNum, bool8 restoreOriginalColor);
 u32 SelectBattleAnimSpriteAndBgPalettes(bool8 battleBackground, bool8 attacker, bool8 target, bool8 attackerPartner, bool8 targetPartner, bool8 a6, bool8 a7);
 u32 SelectBattlerSpritePalettes(bool8 playerLeft, bool8 playerRight, bool8 foeLeft, bool8 foeRight);
-u8 sub_8075D80(u8 a1);
+u8 GetSpritePalIdxByBattler(u8 a1);
 void AnimSpriteOnMonPos(struct Sprite *sprite);
 void TranslateAnimSpriteToTargetMonLocation(struct Sprite *sprite);
 void AnimThrowProjectile(struct Sprite *sprite);
@@ -468,7 +468,7 @@ void sub_8099BD4(u8 taskId);
 extern const struct SpriteTemplate gUnknown_83E7C98;
 extern const struct SpriteTemplate gBasicHitSplatSpriteTemplate;
 u32 UnpackSelectedBattleAnimPalettes(s16 selector);
-void sub_80B9BDC(u8 taskId);
+void AnimTask_CurseBlendEffect(u8 taskId);
 void sub_80B9CE4(u8 taskId);
 void sub_80B9E58(u8 taskId);
 void sub_80B9F6C(u8 taskId);
@@ -561,13 +561,13 @@ void AnimWaterPulseRing(struct Sprite *sprite);
 u8 SmokescreenImpact(s16 x, s16 y, u8 a3);
 
 // battle_anim_utility_funcs.c
-void sub_80BA7F8(u8 taskId);
+void AnimTask_BlendSelected(u8 taskId);
-void sub_80BA83C(u8 taskId);
+void AnimTask_BlendExcept(u8 taskId);
 void AnimTask_SetCamouflageBlend(u8 taskId);
 void AnimTask_BlendParticle(u8 taskId);
-void sub_80BAB38(u8 taskId);
+void AnimTask_HardwarePaletteFade(u8 taskId);
-void sub_80BAB98(u8 taskId);
+void AnimTask_CloneBattlerSpriteWithBlend(u8 taskId);
-void sub_80BACEC(u8 taskId);
+void AnimTask_SetUpCurseBackground(u8 taskId);
 void sub_80BB088(u8 taskId);
 void sub_80BB660(u8 taskId);
 void sub_80BB7DC(u8 taskId);

src/battle_anim.c

@@ -1970,6 +1970,11 @@ static void ScriptCmd_unloadspritegfx(void)
     ClearSpriteIndex(GET_TRUE_SPRITE_INDEX(index));
 }
 
+// Create sprite from template and init data array with varargs
+// args: template, flags, va_args
+// flags:
+//  - bits 0-6: subpriority mod (signed)
+//  - bit 7: target if set else attacker
 static void ScriptCmd_createsprite(void)
 {
     s32 i;

src/battle_anim_mons.c

@@ -1325,13 +1325,13 @@ u32 SelectBattlerSpritePalettes(bool8 playerLeft, bool8 playerRight, bool8 foeLe
     return var;
 }
 
-u8 sub_8075D80(u8 a1)
+u8 GetSpritePalIdxByBattler(u8 a1)
 {
     return a1;
 }
 
 // not used
-static u8 GetBattlerAtPosition_(u8 position)
+static u8 GetSpritePalIdxByPosition(u8 position)
 {
     return GetBattlerAtPosition(position);
 }

src/battle_anim_utility_funcs.c

@@ -22,9 +22,9 @@ struct AnimStatsChangeData
 
 static void StartBlendAnimSpriteColor(u8 taskId, u32 selectedPalettes);
 static void AnimTask_BlendSpriteColor_Step2(u8 taskId);
-static void sub_80BAB78(u8 taskId);
+static void Task_WaitHardwarePaletteFade(u8 taskId);
-static void sub_80BABD0(u8 taskId);
+static void Task_DoCloneBattlerSpriteWithBlend(u8 taskId);
-static void sub_80BACA8(struct Sprite *sprite);
+static void Task_FinishCloneBattlerSpriteWithBlend(struct Sprite *sprite);
 static void sub_80BAF38(u8 taskId);
 static void sub_80BB0D8(u8 taskId);
 static void sub_80BB2A0(u8 taskId);
@@ -54,7 +54,7 @@ const u8 gUnknown_83E7CCE[] = { REG_OFFSET_BG0CNT, REG_OFFSET_BG1CNT, REG_OFFSET
 //   8: Player battler right
 //   9: Enemy battler left
 //  10: Enemy battler right
-void sub_80BA7F8(u8 taskId)
+void AnimTask_BlendSelected(u8 taskId)
 {
     u32 selectedPalettes = UnpackSelectedBattleAnimPalettes(gBattleAnimArgs[0]);
     
@@ -66,7 +66,17 @@ void sub_80BA7F8(u8 taskId)
     StartBlendAnimSpriteColor(taskId, selectedPalettes);
 }
 
-void sub_80BA83C(u8 taskId)
+// gBattleAnimArgs[0] is a command ID
+// This command will blend bg and battlers except as commanded:
+// 0: Not attacker
+// 1: Not target
+// 2: Not attacker nor bg
+// 3: Not target nor bg
+// 4: Neither attacker nor target
+// 5: Blend all
+// 6: Neither bg nor attacker's partner
+// 7: Neither bg nor target's partner
+void AnimTask_BlendExcept(u8 taskId)
 {
     u8 battler;
     u32 selectedPalettes;
@@ -109,7 +119,7 @@ void sub_80BA83C(u8 taskId)
         if (battler != animBattlers[0] 
          && battler != animBattlers[1]
          && IsBattlerSpriteVisible(battler))
-            selectedPalettes |= 0x10000 << sub_8075D80(battler);
+            selectedPalettes |= 0x10000 << GetSpritePalIdxByBattler(battler);
     }
     StartBlendAnimSpriteColor(taskId, selectedPalettes);
 }
@@ -204,23 +214,23 @@ static void AnimTask_BlendSpriteColor_Step2(u8 taskId)
     }
 }
 
-void sub_80BAB38(u8 taskId)
+void AnimTask_HardwarePaletteFade(u8 taskId)
 {
     BeginHardwarePaletteFade(gBattleAnimArgs[0],
                              gBattleAnimArgs[1],
                              gBattleAnimArgs[2],
                              gBattleAnimArgs[3],
                              gBattleAnimArgs[4]);
-    gTasks[taskId].func = sub_80BAB78;
+    gTasks[taskId].func = Task_WaitHardwarePaletteFade;
 }
 
-static void sub_80BAB78(u8 taskId)
+static void Task_WaitHardwarePaletteFade(u8 taskId)
 {
     if (!gPaletteFade.active)
         DestroyAnimVisualTask(taskId);
 }
 
-void sub_80BAB98(u8 taskId)
+void AnimTask_CloneBattlerSpriteWithBlend(u8 taskId)
 {
     struct Task *task = &gTasks[taskId];
 
@@ -230,9 +240,9 @@ void sub_80BAB98(u8 taskId)
     task->data[3] = gBattleAnimArgs[2];
     task->data[4] = gBattleAnimArgs[3];
     task->data[5] = 0;
-    task->func = sub_80BABD0;
+    task->func = Task_DoCloneBattlerSpriteWithBlend;
 }
-static void sub_80BABD0(u8 taskId)
+static void Task_DoCloneBattlerSpriteWithBlend(u8 taskId)
 {
     struct Task *task = &gTasks[taskId];
 
@@ -251,7 +261,7 @@ static void sub_80BABD0(u8 taskId)
                 gSprites[task->data[6]].data[0] = task->data[3];
                 gSprites[task->data[6]].data[1] = taskId;
                 gSprites[task->data[6]].data[2] = 5;
-                gSprites[task->data[6]].callback = sub_80BACA8;
+                gSprites[task->data[6]].callback = Task_FinishCloneBattlerSpriteWithBlend;
                 ++task->data[5];
             }
             --task->data[4];
@@ -264,7 +274,7 @@ static void sub_80BABD0(u8 taskId)
     }
 }
 
-static void sub_80BACA8(struct Sprite *sprite)
+static void Task_FinishCloneBattlerSpriteWithBlend(struct Sprite *sprite)
 {
     if (sprite->data[0])
     {
@@ -277,7 +287,7 @@ static void sub_80BACA8(struct Sprite *sprite)
     }
 }
 
-void sub_80BACEC(u8 taskId)
+void AnimTask_SetUpCurseBackground(u8 taskId)
 {
     u16 species;
     s32 newSpriteId;

src/normal.c

@@ -406,7 +406,7 @@ static void sub_80B9B8C(struct Sprite *sprite)
     sprite->callback(sprite);
 }
 
-void sub_80B9BDC(u8 taskId)
+void AnimTask_CurseBlendEffect(u8 taskId)
 {
     gTasks[taskId].data[0] = gBattleAnimArgs[0];
     gTasks[taskId].data[1] = gBattleAnimArgs[1];