1 files changed, 371 insertions, 0 deletions
diff --git a/src/battle/anim/water.c b/src/battle/anim/water.c
new file mode 100644
index 000000000..396a4637d
--- /dev/null
+++ b/src/battle/anim/water.c
@@ -0,0 +1,371 @@
+#include "global.h"
+#include "battle_anim.h"
+#include "rom_8077ABC.h"
+#include "trig.h"
+#include "util.h"
+
+extern s16 gBattleAnimArgs[];
+extern u8 gBattleAnimBankAttacker;
+extern u8 gBattleAnimBankTarget;
+
+static void sub_80D3874(struct Sprite *);
+
+void sub_80D37FC(struct Sprite *sprite)
+{
+    sub_8078764(sprite, 1);
+
+    sprite->data[0] = gBattleAnimArgs[4];
+    sprite->data[2] = sprite->pos1.x + gBattleAnimArgs[2];
+    sprite->data[4] = sprite->pos1.y + gBattleAnimArgs[4];
+
+    sprite->callback = sub_8078B34;
+    StoreSpriteCallbackInData(sprite, move_anim_8072740);
+}
+
+void sub_80D3838(struct Sprite *sprite)
+{
+    if (gBattleAnimArgs[3] != 0)
+    {
+        sub_8078764(sprite, 1);
+    }
+    else
+    {
+        sub_80787B0(sprite, 1);
+    }
+
+    sprite->data[7] = gBattleAnimArgs[2];
+    sprite->callback = sub_80D3874;
+}
+
+static void sub_80D3874(struct Sprite *sprite)
+{
+    sprite->data[0] = (sprite->data[0] + 11) & 0xFF;
+    sprite->pos2.x = Sin(sprite->data[0], 4);
+
+    sprite->data[1] += 48;
+    sprite->pos2.y = -(sprite->data[1] >> 8);
+
+    if (--sprite->data[7] == -1)
+    {
+        move_anim_8072740(sprite);
+    }
+}
+
+__attribute__((naked))
+void sub_80D38BC(u8 taskId)
+{
+    asm(".syntax unified\n\
+    .equ REG_BLDCNT, 0x4000050\n\
+    .equ REG_BG1CNT, 0x400000A\n\
+    .equ REG_BG1HOFS, 0x4000014\n\
+    push {r4-r7,lr}\n\
+    mov r7, r10\n\
+    mov r6, r9\n\
+    mov r5, r8\n\
+    push {r5-r7}\n\
+    sub sp, 0x14\n\
+    lsls r0, 24\n\
+    lsrs r0, 24\n\
+    mov r10, r0\n\
+    ldr r1, _080D398C @ =REG_BLDCNT\n\
+    ldr r2, _080D3990 @ =0x00003f42\n\
+    adds r0, r2, 0\n\
+    strh r0, [r1]\n\
+    adds r1, 0x2\n\
+    movs r3, 0x80\n\
+    lsls r3, 5\n\
+    adds r0, r3, 0\n\
+    strh r0, [r1]\n\
+    ldr r2, _080D3994 @ =REG_BG1CNT\n\
+    ldrb r1, [r2]\n\
+    movs r0, 0x4\n\
+    negs r0, r0\n\
+    ands r0, r1\n\
+    movs r1, 0x1\n\
+    orrs r0, r1\n\
+    strb r0, [r2]\n\
+    ldrb r1, [r2, 0x1]\n\
+    movs r0, 0x3F\n\
+    ands r0, r1\n\
+    movs r1, 0x40\n\
+    orrs r0, r1\n\
+    strb r0, [r2, 0x1]\n\
+    mov r0, sp\n\
+    bl sub_8078914\n\
+    ldr r2, [sp]\n\
+    movs r3, 0x80\n\
+    lsls r3, 6\n\
+    add r6, sp, 0x10\n\
+    add r0, sp, 0xC\n\
+    mov r12, r0\n\
+    movs r5, 0\n\
+    ldr r1, _080D3998 @ =0x040000d4\n\
+    movs r4, 0x80\n\
+    lsls r4, 5\n\
+    mov r8, r6\n\
+    ldr r7, _080D399C @ =0x85000400\n\
+    movs r0, 0x85\n\
+    lsls r0, 24\n\
+    mov r9, r0\n\
+_080D3920:\n\
+    str r5, [sp, 0x10]\n\
+    mov r0, r8\n\
+    str r0, [r1]\n\
+    str r2, [r1, 0x4]\n\
+    str r7, [r1, 0x8]\n\
+    ldr r0, [r1, 0x8]\n\
+    adds r2, r4\n\
+    subs r3, r4\n\
+    cmp r3, r4\n\
+    bhi _080D3920\n\
+    str r5, [sp, 0x10]\n\
+    str r6, [r1]\n\
+    str r2, [r1, 0x4]\n\
+    lsrs r0, r3, 2\n\
+    mov r2, r9\n\
+    orrs r0, r2\n\
+    str r0, [r1, 0x8]\n\
+    ldr r0, [r1, 0x8]\n\
+    movs r0, 0\n\
+    mov r3, r12\n\
+    strb r0, [r3]\n\
+    strb r0, [r3]\n\
+    ldr r1, [sp, 0x4]\n\
+    movs r0, 0\n\
+    str r0, [sp, 0x10]\n\
+    ldr r0, _080D3998 @ =0x040000d4\n\
+    str r6, [r0]\n\
+    str r1, [r0, 0x4]\n\
+    ldr r1, _080D399C @ =0x85000400\n\
+    str r1, [r0, 0x8]\n\
+    ldr r0, [r0, 0x8]\n\
+    bl NotInBattle\n\
+    lsls r0, 24\n\
+    cmp r0, 0\n\
+    bne _080D39B8\n\
+    ldr r2, _080D3994 @ =REG_BG1CNT\n\
+    ldrb r1, [r2]\n\
+    movs r0, 0xD\n\
+    negs r0, r0\n\
+    ands r0, r1\n\
+    movs r1, 0x4\n\
+    orrs r0, r1\n\
+    strb r0, [r2]\n\
+    ldr r0, _080D39A0 @ =gBattleAnimBankAttacker\n\
+    ldrb r0, [r0]\n\
+    bl GetBankSide\n\
+    lsls r0, 24\n\
+    lsrs r0, 24\n\
+    cmp r0, 0x1\n\
+    bne _080D39A8\n\
+    ldr r0, _080D39A4 @ =gUnknown_08E70968\n\
+    b _080D39AA\n\
+    .align 2, 0\n\
+_080D398C: .4byte REG_BLDCNT\n\
+_080D3990: .4byte 0x00003f42\n\
+_080D3994: .4byte REG_BG1CNT\n\
+_080D3998: .4byte 0x040000d4\n\
+_080D399C: .4byte 0x85000400\n\
+_080D39A0: .4byte gBattleAnimBankAttacker\n\
+_080D39A4: .4byte gUnknown_08E70968\n\
+_080D39A8:\n\
+    ldr r0, _080D39B4 @ =gUnknown_08E70C38\n\
+_080D39AA:\n\
+    ldr r1, [sp, 0x4]\n\
+    bl LZDecompressVram\n\
+    b _080D39CE\n\
+    .align 2, 0\n\
+_080D39B4: .4byte gUnknown_08E70C38\n\
+_080D39B8:\n\
+    ldr r0, _080D39F0 @ =gUnknown_08E70F0C\n\
+    ldr r1, [sp, 0x4]\n\
+    bl LZDecompressVram\n\
+    mov r0, sp\n\
+    ldrb r0, [r0, 0x8]\n\
+    ldr r1, [sp, 0x4]\n\
+    movs r2, 0\n\
+    movs r3, 0x1\n\
+    bl sub_80763FC\n\
+_080D39CE:\n\
+    ldr r0, _080D39F4 @ =gBattleAnimBackgroundImage_Surf\n\
+    ldr r1, [sp]\n\
+    bl LZDecompressVram\n\
+    ldr r0, _080D39F8 @ =gBattleAnimArgs\n\
+    movs r1, 0\n\
+    ldrsh r0, [r0, r1]\n\
+    cmp r0, 0\n\
+    bne _080D3A00\n\
+    ldr r0, _080D39FC @ =gBattleAnimBackgroundPalette_Surf\n\
+    mov r1, sp\n\
+    ldrb r1, [r1, 0x8]\n\
+    lsls r1, 4\n\
+    movs r2, 0x20\n\
+    bl LoadCompressedPalette\n\
+    b _080D3A0E\n\
+    .align 2, 0\n\
+_080D39F0: .4byte gUnknown_08E70F0C\n\
+_080D39F4: .4byte gBattleAnimBackgroundImage_Surf\n\
+_080D39F8: .4byte gBattleAnimArgs\n\
+_080D39FC: .4byte gBattleAnimBackgroundPalette_Surf\n\
+_080D3A00:\n\
+    ldr r0, _080D3A78 @ =gBattleAnimBackgroundImageMuddyWater_Pal\n\
+    mov r1, sp\n\
+    ldrb r1, [r1, 0x8]\n\
+    lsls r1, 4\n\
+    movs r2, 0x20\n\
+    bl LoadCompressedPalette\n\
+_080D3A0E:\n\
+    ldr r0, _080D3A7C @ =sub_80D3D68\n\
+    ldr r4, _080D3A80 @ =gTasks\n\
+    mov r2, r10\n\
+    lsls r5, r2, 2\n\
+    adds r1, r5, r2\n\
+    lsls r1, 3\n\
+    adds r6, r1, r4\n\
+    ldrb r1, [r6, 0x7]\n\
+    adds r1, 0x1\n\
+    lsls r1, 24\n\
+    lsrs r1, 24\n\
+    bl CreateTask\n\
+    lsls r0, 24\n\
+    lsrs r0, 24\n\
+    mov r8, r0\n\
+    movs r3, 0\n\
+    mov r9, r3\n\
+    mov r0, r8\n\
+    strh r0, [r6, 0x26]\n\
+    mov r1, r8\n\
+    lsls r0, r1, 2\n\
+    add r0, r8\n\
+    lsls r0, 3\n\
+    adds r7, r0, r4\n\
+    mov r2, r9\n\
+    strh r2, [r7, 0x8]\n\
+    movs r0, 0x80\n\
+    lsls r0, 5\n\
+    strh r0, [r7, 0xA]\n\
+    strh r0, [r7, 0xC]\n\
+    bl NotInBattle\n\
+    lsls r0, 24\n\
+    lsrs r4, r0, 24\n\
+    cmp r4, 0\n\
+    beq _080D3A94\n\
+    ldr r3, _080D3A84 @ =0x0000ffb0\n\
+    adds r0, r3, 0\n\
+    ldr r1, _080D3A88 @ =gUnknown_030042C0\n\
+    strh r0, [r1]\n\
+    ldr r2, _080D3A8C @ =0x0000ffd0\n\
+    adds r0, r2, 0\n\
+    ldr r3, _080D3A90 @ =gUnknown_030041B4\n\
+    strh r0, [r3]\n\
+    movs r0, 0x2\n\
+    strh r0, [r6, 0x8]\n\
+    movs r0, 0x1\n\
+    strh r0, [r6, 0xA]\n\
+    mov r0, r9\n\
+    strh r0, [r7, 0xE]\n\
+    b _080D3AEE\n\
+    .align 2, 0\n\
+_080D3A78: .4byte gBattleAnimBackgroundImageMuddyWater_Pal\n\
+_080D3A7C: .4byte sub_80D3D68\n\
+_080D3A80: .4byte gTasks\n\
+_080D3A84: .4byte 0x0000ffb0\n\
+_080D3A88: .4byte gUnknown_030042C0\n\
+_080D3A8C: .4byte 0x0000ffd0\n\
+_080D3A90: .4byte gUnknown_030041B4\n\
+_080D3A94:\n\
+    ldr r0, _080D3AC4 @ =gBattleAnimBankAttacker\n\
+    ldrb r0, [r0]\n\
+    bl GetBankSide\n\
+    lsls r0, 24\n\
+    lsrs r1, r0, 24\n\
+    cmp r1, 0x1\n\
+    bne _080D3AD8\n\
+    ldr r2, _080D3AC8 @ =0x0000ff20\n\
+    adds r0, r2, 0\n\
+    ldr r3, _080D3ACC @ =gUnknown_030042C0\n\
+    strh r0, [r3]\n\
+    movs r2, 0x80\n\
+    lsls r2, 1\n\
+    adds r0, r2, 0\n\
+    ldr r3, _080D3AD0 @ =gUnknown_030041B4\n\
+    strh r0, [r3]\n\
+    movs r0, 0x2\n\
+    strh r0, [r6, 0x8]\n\
+    ldr r0, _080D3AD4 @ =0x0000ffff\n\
+    strh r0, [r6, 0xA]\n\
+    strh r1, [r7, 0xE]\n\
+    b _080D3AEE\n\
+    .align 2, 0\n\
+_080D3AC4: .4byte gBattleAnimBankAttacker\n\
+_080D3AC8: .4byte 0x0000ff20\n\
+_080D3ACC: .4byte gUnknown_030042C0\n\
+_080D3AD0: .4byte gUnknown_030041B4\n\
+_080D3AD4: .4byte 0x0000ffff\n\
+_080D3AD8:\n\
+    ldr r0, _080D3B1C @ =gUnknown_030042C0\n\
+    strh r4, [r0]\n\
+    ldr r1, _080D3B20 @ =0x0000ffd0\n\
+    adds r0, r1, 0\n\
+    ldr r2, _080D3B24 @ =gUnknown_030041B4\n\
+    strh r0, [r2]\n\
+    ldr r0, _080D3B28 @ =0x0000fffe\n\
+    strh r0, [r6, 0x8]\n\
+    movs r0, 0x1\n\
+    strh r0, [r6, 0xA]\n\
+    strh r4, [r7, 0xE]\n\
+_080D3AEE:\n\
+    ldr r1, _080D3B2C @ =REG_BG1HOFS\n\
+    ldr r3, _080D3B1C @ =gUnknown_030042C0\n\
+    ldrh r0, [r3]\n\
+    strh r0, [r1]\n\
+    adds r1, 0x2\n\
+    ldr r2, _080D3B24 @ =gUnknown_030041B4\n\
+    ldrh r0, [r2]\n\
+    strh r0, [r1]\n\
+    ldr r1, _080D3B30 @ =gTasks\n\
+    mov r3, r8\n\
+    lsls r0, r3, 2\n\
+    add r0, r8\n\
+    lsls r0, 3\n\
+    adds r2, r0, r1\n\
+    movs r3, 0xE\n\
+    ldrsh r0, [r2, r3]\n\
+    cmp r0, 0\n\
+    bne _080D3B34\n\
+    movs r0, 0x30\n\
+    strh r0, [r2, 0x10]\n\
+    movs r0, 0x70\n\
+    b _080D3B38\n\
+    .align 2, 0\n\
+_080D3B1C: .4byte gUnknown_030042C0\n\
+_080D3B20: .4byte 0x0000ffd0\n\
+_080D3B24: .4byte gUnknown_030041B4\n\
+_080D3B28: .4byte 0x0000fffe\n\
+_080D3B2C: .4byte REG_BG1HOFS\n\
+_080D3B30: .4byte gTasks\n\
+_080D3B34:\n\
+    movs r0, 0\n\
+    strh r0, [r2, 0x10]\n\
+_080D3B38:\n\
+    strh r0, [r2, 0x12]\n\
+    mov r2, r10\n\
+    adds r0, r5, r2\n\
+    lsls r0, 3\n\
+    adds r0, r1\n\
+    movs r1, 0x1\n\
+    strh r1, [r0, 0x14]\n\
+    ldr r1, _080D3B5C @ =sub_80D3B60\n\
+    str r1, [r0]\n\
+    add sp, 0x14\n\
+    pop {r3-r5}\n\
+    mov r8, r3\n\
+    mov r9, r4\n\
+    mov r10, r5\n\
+    pop {r4-r7}\n\
+    pop {r0}\n\
+    bx r0\n\
+    .align 2, 0\n\
+_080D3B5C: .4byte sub_80D3B60\n\
+    .syntax divided\n");
+}