mirror of
https://github.com/FireEmblemUniverse/fireemblem8u.git
synced 2024-11-27 07:00:21 +00:00
(bmmap) decomp up to ClearMapWith
This commit is contained in:
Stan H
parent
aa36d9ad19
commit
25e926f482
295
asm/bmmap.s
295
asm/bmmap.s
@ -2,301 +2,6 @@
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.SYNTAX UNIFIED
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THUMB_FUNC_START sub_8019624
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sub_8019624: @ 0x08019624
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push {r4, r5, r6, r7, lr}
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mov r7, sl
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mov r6, r9
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mov r5, r8
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push {r5, r6, r7}
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movs r6, #0
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ldr r1, _080196FC @ gBmMapSize
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movs r2, #2
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ldrsh r0, [r1, r2]
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mov r9, r1
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cmp r6, r0
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blt _0801963E
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b _0801976A
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_0801963E:
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ldr r0, _08019700 @ gUnknown_0859A9D4
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mov sl, r0
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_08019642:
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movs r4, #0
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movs r2, #0
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ldrsh r0, [r1, r2]
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adds r1, r6, #1
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mov r8, r1
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cmp r4, r0
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blt _08019652
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b _0801975C
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_08019652:
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ldr r2, _08019704 @ gBmMapTerrain
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mov ip, r2
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lsls r3, r6, #2
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mov r7, sl
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movs r5, #0
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_0801965C:
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mov r1, ip
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ldr r0, [r1]
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adds r0, r3, r0
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ldr r0, [r0]
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adds r1, r0, r4
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ldrb r0, [r1]
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cmp r0, #0x3c
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bne _0801974C
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movs r2, #0
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cmp r4, #0
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ble _0801968E
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subs r0, r1, #1
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ldrb r0, [r0]
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cmp r0, #0x17
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bne _0801967C
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movs r2, #1
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_0801967C:
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cmp r0, #0x2d
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bne _08019682
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movs r2, #1
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_08019682:
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cmp r0, #0x20
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bne _08019688
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movs r2, #1
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_08019688:
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cmp r0, #0x21
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bne _0801968E
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movs r2, #1
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_0801968E:
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cmp r6, #0
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ble _080196B8
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mov r1, ip
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ldr r0, [r1]
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adds r0, r3, r0
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subs r0, #4
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ldr r0, [r0]
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adds r0, r0, r4
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ldrb r0, [r0]
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cmp r0, #0x17
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bne _080196A6
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adds r2, #2
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_080196A6:
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cmp r0, #0x2d
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bne _080196AC
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adds r2, #2
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_080196AC:
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cmp r0, #0x20
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bne _080196B2
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adds r2, #2
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_080196B2:
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cmp r0, #0x21
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bne _080196B8
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adds r2, #2
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_080196B8:
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cmp r4, #0
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ble _080196EC
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cmp r6, #0
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ble _080196EC
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mov r1, ip
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ldr r0, [r1]
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adds r1, r3, r0
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ldr r0, [r1]
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adds r0, r4, r0
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subs r0, #1
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ldrb r0, [r0]
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cmp r0, #0x17
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bne _080196EC
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ldr r0, [r1, #4]
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adds r0, r4, r0
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subs r0, #1
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ldrb r0, [r0]
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cmp r0, #0x3c
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bne _080196EC
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subs r0, r1, #4
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ldr r0, [r0]
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adds r0, r0, r4
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ldrb r0, [r0]
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cmp r0, #0x17
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beq _080196EC
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movs r2, #4
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_080196EC:
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cmp r2, #2
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beq _08019720
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cmp r2, #2
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bgt _08019708
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cmp r2, #1
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beq _08019712
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b _0801974C
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.align 2, 0
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_080196FC: .4byte gBmMapSize
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_08019700: .4byte gUnknown_0859A9D4
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_08019704: .4byte gBmMapTerrain
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_08019708:
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cmp r2, #3
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beq _0801972E
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cmp r2, #4
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beq _0801973C
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b _0801974C
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_08019712:
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ldr r0, [r7]
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adds r0, r3, r0
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ldr r0, [r0]
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adds r0, r5, r0
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movs r2, #0xb7
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lsls r2, r2, #2
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b _08019748
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_08019720:
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ldr r0, [r7]
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adds r0, r3, r0
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ldr r0, [r0]
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adds r0, r5, r0
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movs r2, #0xb6
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lsls r2, r2, #2
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b _08019748
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_0801972E:
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ldr r0, [r7]
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adds r0, r3, r0
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ldr r0, [r0]
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adds r0, r5, r0
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movs r2, #0xd6
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lsls r2, r2, #2
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b _08019748
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_0801973C:
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ldr r0, [r7]
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adds r0, r3, r0
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ldr r0, [r0]
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adds r0, r5, r0
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movs r2, #0xd7
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lsls r2, r2, #2
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_08019748:
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adds r1, r2, #0
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strh r1, [r0]
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_0801974C:
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adds r5, #2
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adds r4, #1
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mov r1, r9
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movs r2, #0
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ldrsh r0, [r1, r2]
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cmp r4, r0
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bge _0801975C
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b _0801965C
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_0801975C:
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mov r6, r8
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mov r1, r9
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movs r2, #2
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ldrsh r0, [r1, r2]
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cmp r6, r0
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bge _0801976A
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b _08019642
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_0801976A:
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pop {r3, r4, r5}
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mov r8, r3
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mov r9, r4
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mov sl, r5
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pop {r4, r5, r6, r7}
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pop {r0}
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bx r0
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THUMB_FUNC_START sub_8019778
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sub_8019778: @ 0x08019778
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push {lr}
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ldr r0, _0801979C @ gUnknown_02001000
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ldr r1, _080197A0 @ gUnknown_0202BCF0
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ldrb r1, [r1, #0xe]
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lsls r1, r1, #0x18
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asrs r1, r1, #0x18
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bl LoadChapterMap
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bl FlushTilesFromBuffer
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bl ApplyTrapMapChanges
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bl FlushTerrainData
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bl sub_8019624
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pop {r0}
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bx r0
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.align 2, 0
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_0801979C: .4byte gUnknown_02001000
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_080197A0: .4byte gUnknown_0202BCF0
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THUMB_FUNC_START SetupMapRowPointers
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SetupMapRowPointers: @ 0x080197A4
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push {r4, r5, r6, r7, lr}
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mov ip, r1
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adds r6, r2, #0
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adds r5, r3, #0
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ldr r2, _080197E0 @ gUnknown_03000808
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str r0, [r2]
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adds r6, #2
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adds r5, #4
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lsls r1, r5, #2
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adds r4, r0, r1
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movs r3, #0
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adds r7, r2, #0
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cmp r3, r5
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bge _080197D0
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_080197C0:
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ldr r1, [r2]
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lsls r0, r3, #2
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adds r0, r0, r1
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str r4, [r0]
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adds r4, r4, r6
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adds r3, #1
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cmp r3, r5
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blt _080197C0
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_080197D0:
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ldr r0, [r7]
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adds r0, #8
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mov r1, ip
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str r0, [r1]
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pop {r4, r5, r6, r7}
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pop {r0}
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bx r0
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.align 2, 0
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_080197E0: .4byte gUnknown_03000808
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THUMB_FUNC_START ClearMapWith
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ClearMapWith: @ 0x080197E4
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push {r4, r5, lr}
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sub sp, #4
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adds r5, r0, #0
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adds r3, r1, #0
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ldr r0, _0801983C @ gBmMapSize
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movs r2, #2
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ldrsh r1, [r0, r2]
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adds r1, #4
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movs r2, #0
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ldrsh r0, [r0, r2]
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adds r0, #2
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adds r4, r1, #0
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muls r4, r0, r4
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movs r0, #1
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ands r0, r4
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cmp r0, #0
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beq _08019808
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subs r4, #1
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_08019808:
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movs r0, #0xff
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ands r3, r0
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lsls r0, r3, #8
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adds r3, r3, r0
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mov r0, sp
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strh r3, [r0]
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adds r0, r5, #0
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subs r0, #8
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ldr r1, [r0]
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lsrs r2, r4, #0x1f
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adds r2, r4, r2
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lsls r2, r2, #0xa
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lsrs r2, r2, #0xb
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movs r0, #0x80
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lsls r0, r0, #0x11
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orrs r2, r0
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mov r0, sp
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bl CpuSet
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adds r0, r5, #0
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bl SetSubjectMap
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add sp, #4
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pop {r4, r5}
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pop {r0}
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bx r0
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.align 2, 0
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_0801983C: .4byte gBmMapSize
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THUMB_FUNC_START sub_8019840
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sub_8019840: @ 0x08019840
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push {r4, r5, r6, r7, lr}
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77
include/constants/terrains.h
Normal file
77
include/constants/terrains.h
Normal file
@ -0,0 +1,77 @@
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#ifndef GUARD_CONSTANTS_TERRAINS_H
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#define GUARD_CONSTANTS_TERRAINS_H
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enum {
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// Terrain identifiers
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// I'm going by the in-game names + some old FE7 nmm for this
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// TODO: figure out in better details
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TERRAIN_TILE_00 = 0x00,
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TERRAIN_PLAINS = 0x01,
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TERRAIN_ROAD = 0x02,
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TERRAIN_VILLAGE_03 = 0x03,
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TERRAIN_VILLAGE_04 = 0x04,
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TERRIAN_HOUSE = 0x05,
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TERRAIN_ARMORY = 0x06,
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TERRAIN_VENDOR = 0x07,
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TERRAIN_ARENA_08 = 0x08,
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TERRAIN_C_ROOM_09 = 0x09,
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TERRAIN_FORT = 0x0A,
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TERRAIN_GATE_0B = 0x0B,
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TERRAIN_FOREST = 0x0C,
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TERRAIN_THICKET = 0x0D,
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TERRAIN_SAND = 0x0E,
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TERRAIN_DESERT = 0x0F,
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TERRAIN_RIVER = 0x10,
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TERRAIN_MOUNTAIN = 0x11,
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TERRAIN_PEAK = 0x12,
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TERRAIN_BRIDGE_13 = 0x13,
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TERRAIN_BRIDGE_14 = 0x14,
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TERRAIN_SEA = 0x15,
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TERRAIN_LAKE = 0x16,
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TERRAIN_FLOOR_17 = 0x17,
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TERRAIN_FLOOR_18 = 0x18,
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TERRAIN_FENCE_19 = 0x19,
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TERRAIN_WALL_1A = 0x1A,
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TERRAIN_WALL_1B = 0x1B,
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TERRAIN_RUBBLE = 0x1C,
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TERRAIN_PILLAR = 0x1D,
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TERRAIN_DOOR = 0x1E,
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TERRAIN_THRONE = 0x1F,
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TERRAIN_CHEST_20 = 0x20,
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TERRAIN_CHEST_21 = 0x21,
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TERRAIN_ROOF = 0x22,
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TERRAIN_GATE_23 = 0x23,
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TERRAIN_CHURCH = 0x24,
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TERRAIN_RUINS_25 = 0x25,
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TERRAIN_CLIFF = 0x26,
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TERRAIN_BALLISTA_REGULAR = 0x27,
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TERRAIN_BALLISTA_LONG = 0x28,
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TERRAIN_BALLISTA_KILLER = 0x29,
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TERRAIN_SHIP_FLAT = 0x2A,
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TERRAIN_SHIP_WRECK = 0x2B,
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TERRAIN_TILE_2C = 0x2C,
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TERRAIN_STAIRS = 0x2D,
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TERRAIN_TILE_2E = 0x2E,
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TERRAIN_GLACIER = 0x2F,
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TERRAIN_ARENA_30 = 0x30,
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TERRAIN_VALLEY = 0x31,
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TERRAIN_FENCE_32 = 0x32,
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TERRAIN_SNAG = 0x33,
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TERRAIN_BRIDGE_34 = 0x34,
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TERRAIN_SKY = 0x35,
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TERRAIN_DEEPS = 0x36,
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TERRAIN_RUINS_37 = 0x37,
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TERRAIN_INN = 0x38,
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TERRAIN_BARREL = 0x39,
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TERRAIN_BONE = 0x3A,
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TERRAIN_DARK = 0x3B,
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TERRAIN_WATER = 0x3C,
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TERRAIN_GUNNELS = 0x3D,
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TERRAIN_DECK = 0x3E,
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TERRAIN_BRACE = 0x3F,
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TERRAIN_MAST = 0x40,
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};
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#endif // GUARD_CONSTANTS_TERRAINS_H
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@ -859,7 +859,7 @@ void FillMovementMapSomehow(int x, int y, const s8* movCostLookup);
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// ??? FillMapStaffRangeForUnit(???);
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// ??? ApplyStuffToRangeMaps(???);
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// ??? sub_801B950(???);
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// ??? SetSubjectMap(???);
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void SetSubjectMap(u8** map);
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// ??? FillRangeMap(???);
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// ??? GetCurrentMovCostTable(???);
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// ??? sub_801B9EC(???);
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123
src/bmmap.c
123
src/bmmap.c
@ -1,9 +1,11 @@
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#include "global.h"
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#include "constants/terrains.h"
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void InitChapterMap(int chapterId);
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// ??? sub_80195BC(???);
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void sub_80195BC(int chapterId);
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void sub_8019624(void);
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// ??? sub_8019778(???);
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void sub_8019778(void);
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void SetupMapRowPointers(void* buffer, u8*** outHandle, int width, int height);
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void ClearMapWith(u8** map, int value);
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// ??? sub_8019840(???);
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@ -61,6 +63,9 @@ extern u8 gBmMapFogPool[];
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extern u8 gBmMapHiddenPool[];
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extern u8 gBmMapUnkPool[];
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extern u16** const gUnknown_0859A9D4;
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extern u8** gUnknown_03000808;
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void InitChapterMap(int chapterId) {
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LoadChapterMap(gUnknown_02001000, chapterId);
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LoadChapterMapGfx(chapterId);
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@ -97,3 +102,117 @@ void sub_80195BC(int chapterId) {
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FlushTilesFromBuffer();
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FlushTerrainData();
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}
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void sub_8019624(void) {
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int ix, iy;
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// Automatic water shadows?
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for (iy = 0; iy < gBmMapSize.height; ++iy) {
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for (ix = 0; ix < gBmMapSize.width; ++ix) {
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int connexion;
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if (gBmMapTerrain[iy][ix] != TERRAIN_WATER)
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continue;
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connexion = 0;
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if (ix > 0) {
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if (gBmMapTerrain[iy][ix - 1] == TERRAIN_FLOOR_17)
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connexion = 1;
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if (gBmMapTerrain[iy][ix - 1] == TERRAIN_STAIRS)
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connexion = 1;
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if (gBmMapTerrain[iy][ix - 1] == TERRAIN_CHEST_20)
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connexion = 1;
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if (gBmMapTerrain[iy][ix - 1] == TERRAIN_CHEST_21)
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connexion = 1;
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}
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if (iy > 0) {
|
||||
if (gBmMapTerrain[iy - 1][ix] == TERRAIN_FLOOR_17)
|
||||
connexion += 2;
|
||||
|
||||
if (gBmMapTerrain[iy - 1][ix] == TERRAIN_STAIRS)
|
||||
connexion += 2;
|
||||
|
||||
if (gBmMapTerrain[iy - 1][ix] == TERRAIN_CHEST_20)
|
||||
connexion += 2;
|
||||
|
||||
if (gBmMapTerrain[iy - 1][ix] == TERRAIN_CHEST_21)
|
||||
connexion += 2;
|
||||
}
|
||||
|
||||
if (ix > 0 && iy > 0)
|
||||
if ((gBmMapTerrain[iy] [ix - 1] == TERRAIN_FLOOR_17) &&
|
||||
(gBmMapTerrain[iy + 1][ix - 1] == TERRAIN_WATER) &&
|
||||
(gBmMapTerrain[iy - 1][ix] != TERRAIN_FLOOR_17))
|
||||
connexion = 4;
|
||||
|
||||
switch (connexion) {
|
||||
|
||||
case 1: // straight shadow on the left
|
||||
gUnknown_0859A9D4[iy][ix] = 0x2DC;
|
||||
break;
|
||||
|
||||
case 2: // straight shadow on the top
|
||||
gUnknown_0859A9D4[iy][ix] = 0x2D8;
|
||||
break;
|
||||
|
||||
case 3: // shadow on both the left and the top
|
||||
gUnknown_0859A9D4[iy][ix] = 0x358;
|
||||
break;
|
||||
|
||||
case 4: // shadow on the left, but stronger at the top-left than bottom-left
|
||||
gUnknown_0859A9D4[iy][ix] = 0x35C;
|
||||
break;
|
||||
|
||||
} // switch (connexion)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void sub_8019778(void) {
|
||||
LoadChapterMap(gUnknown_02001000, gUnknown_0202BCF0.chapterIndex);
|
||||
|
||||
FlushTilesFromBuffer();
|
||||
ApplyTrapMapChanges();
|
||||
FlushTerrainData();
|
||||
sub_8019624();
|
||||
}
|
||||
|
||||
void SetupMapRowPointers(void* buffer, u8*** outHandle, int width, int height) {
|
||||
int i;
|
||||
u8* itBuffer;
|
||||
|
||||
gUnknown_03000808 = buffer;
|
||||
|
||||
width += 2; // two tiles on each edge (shared)
|
||||
height += 4; // two tiles on each edge
|
||||
|
||||
itBuffer = buffer + height * sizeof(u8*);
|
||||
|
||||
for (i = 0; i < height; ++i) {
|
||||
gUnknown_03000808[i] = itBuffer;
|
||||
itBuffer += width;
|
||||
}
|
||||
|
||||
// first row is actually the third, ensuring the top two map rows as safety
|
||||
*outHandle = gUnknown_03000808 + 2;
|
||||
}
|
||||
|
||||
void ClearMapWith(u8** map, int value) {
|
||||
int size = (gBmMapSize.height + 4) * (gBmMapSize.width + 2);
|
||||
|
||||
if (size % 2)
|
||||
size = size - 1;
|
||||
|
||||
value = (0xFF & value);
|
||||
value += value << 8;
|
||||
|
||||
CpuFill16(value, map[-2], size);
|
||||
|
||||
SetSubjectMap(map);
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user