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-rw-r--r--asm/field_ground_effect.s126
-rw-r--r--ld_script.txt1
-rw-r--r--src/field_ground_effect.c63
3 files changed, 64 insertions, 126 deletions
diff --git a/asm/field_ground_effect.s b/asm/field_ground_effect.s
index c853d8c50..8c22fa27f 100644
--- a/asm/field_ground_effect.s
+++ b/asm/field_ground_effect.s
@@ -6,132 +6,6 @@
.text
- thumb_func_start GetAllGroundEffectFlags_OnSpawn
-GetAllGroundEffectFlags_OnSpawn: @ 80635F0
- push {r4,r5,lr}
- adds r4, r0, 0
- adds r5, r1, 0
- bl FieldObjectUpdateMetatileBehaviors
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_Reflection
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_TallGrassOnSpawn
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_LongGrassOnSpawn
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_SandHeap
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_ShallowFlowingWater
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_ShortGrass
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_HotSprings
- pop {r4,r5}
- pop {r0}
- bx r0
- thumb_func_end GetAllGroundEffectFlags_OnSpawn
-
- thumb_func_start GetAllGroundEffectFlags_OnBeginStep
-GetAllGroundEffectFlags_OnBeginStep: @ 8063638
- push {r4,r5,lr}
- adds r4, r0, 0
- adds r5, r1, 0
- bl FieldObjectUpdateMetatileBehaviors
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_Reflection
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_TallGrassOnBeginStep
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_LongGrassOnBeginStep
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_Tracks
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_SandHeap
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_ShallowFlowingWater
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_Puddle
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_ShortGrass
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_HotSprings
- pop {r4,r5}
- pop {r0}
- bx r0
- thumb_func_end GetAllGroundEffectFlags_OnBeginStep
-
- thumb_func_start GetAllGroundEffectFlags_OnFinishStep
-GetAllGroundEffectFlags_OnFinishStep: @ 8063690
- push {r4,r5,lr}
- adds r4, r0, 0
- adds r5, r1, 0
- bl FieldObjectUpdateMetatileBehaviors
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_ShallowFlowingWater
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_SandHeap
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_Puddle
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_Ripple
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_ShortGrass
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_HotSprings
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_Seaweed
- adds r0, r4, 0
- adds r1, r5, 0
- bl GetGroundEffectFlags_JumpLanding
- pop {r4,r5}
- pop {r0}
- bx r0
- thumb_func_end GetAllGroundEffectFlags_OnFinishStep
-
- thumb_func_start FieldObjectUpdateMetatileBehaviors
-FieldObjectUpdateMetatileBehaviors: @ 80636E0
- push {r4,lr}
- adds r4, r0, 0
- movs r1, 0x14
- ldrsh r0, [r4, r1]
- movs r2, 0x16
- ldrsh r1, [r4, r2]
- bl MapGridGetMetatileBehaviorAt
- strb r0, [r4, 0x1F]
- movs r1, 0x10
- ldrsh r0, [r4, r1]
- movs r2, 0x12
- ldrsh r1, [r4, r2]
- bl MapGridGetMetatileBehaviorAt
- strb r0, [r4, 0x1E]
- pop {r4}
- pop {r0}
- bx r0
- thumb_func_end FieldObjectUpdateMetatileBehaviors
-
thumb_func_start GetGroundEffectFlags_Reflection
GetGroundEffectFlags_Reflection: @ 8063708
push {r4,r5,lr}
diff --git a/ld_script.txt b/ld_script.txt
index 40a1abe41..aa16920ca 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -72,6 +72,7 @@ SECTIONS {
src/field_door.o(.text);
src/field_player_avatar.o(.text);
asm/field_map_obj.o(.text);
+ src/field_ground_effect.o(.text);
asm/field_ground_effect.o(.text);
src/map_obj_80643A4.o(.text);
src/field_message_box.o(.text);
diff --git a/src/field_ground_effect.c b/src/field_ground_effect.c
new file mode 100644
index 000000000..e4742d384
--- /dev/null
+++ b/src/field_ground_effect.c
@@ -0,0 +1,63 @@
+#include "global.h"
+#include "asm_fieldmap.h"
+
+void FieldObjectUpdateMetatileBehaviors(struct MapObject *);
+void GetGroundEffectFlags_Reflection(struct MapObject *, u32 *);
+void GetGroundEffectFlags_TallGrassOnSpawn(struct MapObject *, u32 *);
+void GetGroundEffectFlags_TallGrassOnBeginStep(struct MapObject *, u32 *);
+void GetGroundEffectFlags_LongGrassOnSpawn(struct MapObject *, u32 *);
+void GetGroundEffectFlags_LongGrassOnBeginStep(struct MapObject *, u32 *);
+void GetGroundEffectFlags_Tracks(struct MapObject *, u32 *);
+void GetGroundEffectFlags_SandHeap(struct MapObject *, u32 *);
+void GetGroundEffectFlags_ShallowFlowingWater(struct MapObject *, u32 *);
+void GetGroundEffectFlags_Puddle(struct MapObject *, u32 *);
+void GetGroundEffectFlags_Ripple(struct MapObject *, u32 *);
+void GetGroundEffectFlags_ShortGrass(struct MapObject *, u32 *);
+void GetGroundEffectFlags_HotSprings(struct MapObject *, u32 *);
+void GetGroundEffectFlags_Seaweed(struct MapObject *, u32 *);
+void GetGroundEffectFlags_JumpLanding(struct MapObject *, u32 *);
+
+void GetAllGroundEffectFlags_OnSpawn(struct MapObject *mapObj, u32 *flags)
+{
+ FieldObjectUpdateMetatileBehaviors(mapObj);
+ GetGroundEffectFlags_Reflection(mapObj, flags);
+ GetGroundEffectFlags_TallGrassOnSpawn(mapObj, flags);
+ GetGroundEffectFlags_LongGrassOnSpawn(mapObj, flags);
+ GetGroundEffectFlags_SandHeap(mapObj, flags);
+ GetGroundEffectFlags_ShallowFlowingWater(mapObj, flags);
+ GetGroundEffectFlags_ShortGrass(mapObj, flags);
+ GetGroundEffectFlags_HotSprings(mapObj, flags);
+}
+
+void GetAllGroundEffectFlags_OnBeginStep(struct MapObject *mapObj, u32 *flags)
+{
+ FieldObjectUpdateMetatileBehaviors(mapObj);
+ GetGroundEffectFlags_Reflection(mapObj, flags);
+ GetGroundEffectFlags_TallGrassOnBeginStep(mapObj, flags);
+ GetGroundEffectFlags_LongGrassOnBeginStep(mapObj, flags);
+ GetGroundEffectFlags_Tracks(mapObj, flags);
+ GetGroundEffectFlags_SandHeap(mapObj, flags);
+ GetGroundEffectFlags_ShallowFlowingWater(mapObj, flags);
+ GetGroundEffectFlags_Puddle(mapObj, flags);
+ GetGroundEffectFlags_ShortGrass(mapObj, flags);
+ GetGroundEffectFlags_HotSprings(mapObj, flags);
+}
+
+void GetAllGroundEffectFlags_OnFinishStep(struct MapObject *mapObj, u32 *flags)
+{
+ FieldObjectUpdateMetatileBehaviors(mapObj);
+ GetGroundEffectFlags_ShallowFlowingWater(mapObj, flags);
+ GetGroundEffectFlags_SandHeap(mapObj, flags);
+ GetGroundEffectFlags_Puddle(mapObj, flags);
+ GetGroundEffectFlags_Ripple(mapObj, flags);
+ GetGroundEffectFlags_ShortGrass(mapObj, flags);
+ GetGroundEffectFlags_HotSprings(mapObj, flags);
+ GetGroundEffectFlags_Seaweed(mapObj, flags);
+ GetGroundEffectFlags_JumpLanding(mapObj, flags);
+}
+
+void FieldObjectUpdateMetatileBehaviors(struct MapObject *mapObj)
+{
+ mapObj->mapobj_unk_1F = MapGridGetMetatileBehaviorAt(mapObj->coords3.x, mapObj->coords3.y);
+ mapObj->mapobj_unk_1E = MapGridGetMetatileBehaviorAt(mapObj->coords2.x, mapObj->coords2.y);
+}