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https://github.com/pret/pokefirered.git
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matched CopySpriteTiles
This commit is contained in:
jiangzhengwenjz
parent
d58bf398b2
commit
291f8f6db8
256
src/util.c
256
src/util.c
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@ -151,7 +151,6 @@ void DoBgAffineSet(struct BgAffineDstData *dest, u32 texX, u32 texY, s16 scrX, s
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BgAffineSet(&src, dest, 1);
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}
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#ifdef NONMATCHING
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void CopySpriteTiles(u8 shape, u8 size, u8 *tiles, u16 *tilemap, u8 *output)
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{
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u8 x, y;
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@ -166,7 +165,7 @@ void CopySpriteTiles(u8 shape, u8 size, u8 *tiles, u16 *tilemap, u8 *output)
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for (x = 0; x < w; x++)
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{
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int tile = (*tilemap & 0x3ff) * 32;
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u16 tile = (*tilemap & 0x3ff) * 32;
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int attr = *tilemap & 0xc00;
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if (attr == 0)
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@ -177,7 +176,11 @@ void CopySpriteTiles(u8 shape, u8 size, u8 *tiles, u16 *tilemap, u8 *output)
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{
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for (i = 0; i < 8; i++)
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{
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DmaCopy32Defvars(3, (7 - i) * 4 + tile + tiles, output + i * 4, 4);
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u8 requiredForMatching = 0;
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++requiredForMatching;
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--requiredForMatching;
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DmaCopy32Defvars(3, tile + (7 - i) * 4 + tiles, output + i * 4, 4);
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}
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}
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else // xflip
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@ -187,14 +190,16 @@ void CopySpriteTiles(u8 shape, u8 size, u8 *tiles, u16 *tilemap, u8 *output)
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for (j = 0; j < 4; j++)
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{
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u8 i2 = i * 4;
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xflip[i2 + (3-j)] = (tiles[tile + i2 + j] & 0xf) << 4;
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xflip[i2 + (3-j)] |= tiles[tile + i2 + j] >> 4;
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xflip[i2 + (3 - j)] = (tiles[tile + i2 + j] & 0xf) << 4;
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xflip[i2 + (3 - j)] |= tiles[tile + i2 + j] >> 4;
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}
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}
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if (*tilemap & 0x800) // yflip
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{
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for (i = 0; i < 8; i++)
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{
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++tile;
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--tile;
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DmaCopy32Defvars(3, (7 - i) * 4 + xflip, output + i * 4, 4);
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}
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}
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@ -209,247 +214,6 @@ void CopySpriteTiles(u8 shape, u8 size, u8 *tiles, u16 *tilemap, u8 *output)
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tilemap += filler;
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}
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}
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#else
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NAKED
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void CopySpriteTiles(u8 shape, u8 size, u8 *tiles, u16 *tilemap, u8 *output)
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{
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asm_unified("\tpush {r4-r7,lr}\n"
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"\tmov r7, r10\n"
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"\tmov r6, r9\n"
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"\tmov r5, r8\n"
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"\tpush {r5-r7}\n"
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"\tsub sp, 0x3C\n"
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"\tstr r2, [sp, 0x20]\n"
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"\tadds r4, r3, 0\n"
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"\tldr r7, [sp, 0x5C]\n"
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"\tlsls r0, 24\n"
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"\tlsls r1, 24\n"
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"\tldr r2, _0804504C @ =sSpriteDimensions\n"
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"\tlsrs r1, 23\n"
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"\tlsrs r0, 21\n"
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"\tadds r1, r0\n"
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"\tadds r0, r2, 0x1\n"
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"\tadds r0, r1, r0\n"
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"\tldrb r0, [r0]\n"
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"\tstr r0, [sp, 0x24]\n"
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"\tadds r1, r2\n"
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"\tldrb r1, [r1]\n"
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"\tstr r1, [sp, 0x28]\n"
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"\tmovs r1, 0\n"
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"\tcmp r1, r0\n"
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"\tbcc _08044FF8\n"
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"\tb _0804517A\n"
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"_08044FF8:\n"
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"\tmovs r0, 0x20\n"
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"\tldr r2, [sp, 0x28]\n"
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"\tsubs r0, r2\n"
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"\tlsls r0, 1\n"
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"\tstr r0, [sp, 0x2C]\n"
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"_08045002:\n"
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"\tmovs r2, 0\n"
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"\tadds r1, 0x1\n"
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"\tstr r1, [sp, 0x34]\n"
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"\tldr r3, [sp, 0x28]\n"
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"\tcmp r2, r3\n"
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"\tbcc _08045010\n"
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"\tb _08045168\n"
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"_08045010:\n"
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"\tldr r0, _08045050 @ =0x040000d4\n"
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"\tmov r8, r0\n"
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"_08045014:\n"
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"\tldrh r1, [r4]\n"
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"\tldr r0, _08045054 @ =0x000003ff\n"
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"\tands r0, r1\n"
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"\tlsls r0, 5\n"
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"\tmov r12, r0\n"
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"\tmovs r0, 0xC0\n"
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"\tlsls r0, 4\n"
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"\tands r0, r1\n"
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"\tmov r3, sp\n"
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"\tstrh r1, [r3, 0x38]\n"
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"\tcmp r0, 0\n"
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"\tbne _0804505C\n"
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"\tldr r0, [sp, 0x20]\n"
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"\tadd r0, r12\n"
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"\tmov r1, r8\n"
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"\tstr r0, [r1]\n"
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"\tstr r7, [r1, 0x4]\n"
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"\tldr r3, _08045058 @ =0x84000008\n"
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"\tstr r3, [r1, 0x8]\n"
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"\tldr r0, [r1, 0x8]\n"
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"\tadds r4, 0x2\n"
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"\tstr r4, [sp, 0x30]\n"
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"\tadds r7, 0x20\n"
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"\tmov r10, r7\n"
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"\tadds r2, 0x1\n"
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"\tmov r9, r2\n"
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"\tb _08045156\n"
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"\t.align 2, 0\n"
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"_0804504C: .4byte sSpriteDimensions\n"
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"_08045050: .4byte 0x040000d4\n"
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"_08045054: .4byte 0x000003ff\n"
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"_08045058: .4byte 0x84000008\n"
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"_0804505C:\n"
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"\tmovs r1, 0x80\n"
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"\tlsls r1, 4\n"
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"\tcmp r0, r1\n"
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"\tbne _080450AC\n"
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"\tmovs r3, 0\n"
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"\tadds r4, 0x2\n"
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"\tstr r4, [sp, 0x30]\n"
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"\tmovs r0, 0x20\n"
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"\tadds r0, r7\n"
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"\tmov r10, r0\n"
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"\tadds r2, 0x1\n"
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"\tmov r9, r2\n"
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"\tldr r4, _080450A4 @ =0x040000d4\n"
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"\tldr r6, _080450A8 @ =0x84000001\n"
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"\tmovs r5, 0x7\n"
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"_0804507A:\n"
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"\tlsls r2, r3, 24\n"
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"\tasrs r2, 24\n"
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"\tsubs r0, r5, r2\n"
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"\tlsls r0, 2\n"
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"\tadd r0, r12\n"
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"\tldr r1, [sp, 0x20]\n"
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"\tadds r0, r1, r0\n"
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"\tlsls r1, r2, 2\n"
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"\tadds r1, r7, r1\n"
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"\tstr r0, [r4]\n"
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"\tstr r1, [r4, 0x4]\n"
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"\tstr r6, [r4, 0x8]\n"
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"\tldr r0, [r4, 0x8]\n"
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"\tadds r2, 0x1\n"
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"\tlsls r2, 24\n"
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"\tlsrs r3, r2, 24\n"
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"\tasrs r2, 24\n"
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"\tcmp r2, 0x7\n"
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"\tble _0804507A\n"
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"\tb _08045156\n"
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"\t.align 2, 0\n"
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"_080450A4: .4byte 0x040000d4\n"
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"_080450A8: .4byte 0x84000001\n"
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"_080450AC:\n"
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"\tmovs r3, 0\n"
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"\tadds r4, 0x2\n"
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"\tstr r4, [sp, 0x30]\n"
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"\tmovs r0, 0x20\n"
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"\tadds r0, r7\n"
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"\tmov r10, r0\n"
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"\tadds r2, 0x1\n"
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"\tmov r9, r2\n"
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"_080450BC:\n"
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"\tmovs r2, 0\n"
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"\tlsls r4, r3, 24\n"
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"\tlsls r0, r4, 2\n"
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"\tlsrs r0, 24\n"
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"\tadds r6, r0, 0x3\n"
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"\tmov r1, r12\n"
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"\tadds r5, r1, r0\n"
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"_080450CA:\n"
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"\tlsls r1, r2, 24\n"
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"\tasrs r1, 24\n"
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"\tsubs r0, r6, r1\n"
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"\tmov r2, sp\n"
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"\tadds r3, r2, r0\n"
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"\tadds r0, r5, r1\n"
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"\tldr r2, [sp, 0x20]\n"
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"\tadds r0, r2, r0\n"
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"\tldrb r2, [r0]\n"
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"\tmovs r0, 0xF\n"
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"\tands r0, r2\n"
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"\tlsls r0, 4\n"
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"\tlsrs r2, 4\n"
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"\torrs r0, r2\n"
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"\tstrb r0, [r3]\n"
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"\tadds r1, 0x1\n"
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"\tlsls r1, 24\n"
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"\tlsrs r2, r1, 24\n"
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"\tasrs r1, 24\n"
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"\tcmp r1, 0x3\n"
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"\tble _080450CA\n"
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"\tmovs r3, 0x80\n"
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"\tlsls r3, 17\n"
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"\tadds r0, r4, r3\n"
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"\tlsrs r3, r0, 24\n"
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"\tasrs r0, 24\n"
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"\tcmp r0, 0x7\n"
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"\tble _080450BC\n"
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"\tmovs r0, 0x80\n"
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"\tlsls r0, 4\n"
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"\tmov r1, sp\n"
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"\tldrh r1, [r1, 0x38]\n"
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"\tands r0, r1\n"
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"\tcmp r0, 0\n"
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"\tbeq _08045148\n"
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"\tmovs r3, 0\n"
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"\tldr r4, _08045140 @ =0x040000d4\n"
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"\tldr r6, _08045144 @ =0x84000001\n"
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"\tmovs r5, 0x7\n"
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"_08045118:\n"
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"\tlsls r1, r3, 24\n"
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"\tasrs r1, 24\n"
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"\tsubs r0, r5, r1\n"
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"\tlsls r0, 2\n"
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"\tmov r3, sp\n"
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"\tadds r2, r3, r0\n"
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"\tlsls r0, r1, 2\n"
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"\tadds r0, r7, r0\n"
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"\tstr r2, [r4]\n"
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"\tstr r0, [r4, 0x4]\n"
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"\tstr r6, [r4, 0x8]\n"
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"\tldr r0, [r4, 0x8]\n"
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"\tadds r1, 0x1\n"
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"\tlsls r1, 24\n"
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"\tlsrs r3, r1, 24\n"
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"\tasrs r1, 24\n"
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"\tcmp r1, 0x7\n"
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"\tble _08045118\n"
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"\tb _08045156\n"
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"\t.align 2, 0\n"
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"_08045140: .4byte 0x040000d4\n"
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"_08045144: .4byte 0x84000001\n"
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"_08045148:\n"
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"\tmov r0, sp\n"
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"\tmov r1, r8\n"
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"\tstr r0, [r1]\n"
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"\tstr r7, [r1, 0x4]\n"
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"\tldr r2, _0804518C @ =0x84000008\n"
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"\tstr r2, [r1, 0x8]\n"
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"\tldr r0, [r1, 0x8]\n"
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"_08045156:\n"
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"\tldr r4, [sp, 0x30]\n"
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"\tmov r7, r10\n"
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"\tmov r3, r9\n"
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"\tlsls r0, r3, 24\n"
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"\tlsrs r2, r0, 24\n"
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"\tldr r0, [sp, 0x28]\n"
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"\tcmp r2, r0\n"
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"\tbcs _08045168\n"
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"\tb _08045014\n"
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"_08045168:\n"
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"\tldr r1, [sp, 0x2C]\n"
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"\tadds r4, r1\n"
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"\tldr r2, [sp, 0x34]\n"
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"\tlsls r0, r2, 24\n"
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"\tlsrs r1, r0, 24\n"
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"\tldr r3, [sp, 0x24]\n"
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"\tcmp r1, r3\n"
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"\tbcs _0804517A\n"
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"\tb _08045002\n"
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"_0804517A:\n"
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"\tadd sp, 0x3C\n"
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"\tpop {r3-r5}\n"
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"\tmov r8, r3\n"
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"\tmov r9, r4\n"
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"\tmov r10, r5\n"
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"\tpop {r4-r7}\n"
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"\tpop {r0}\n"
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"\tbx r0\n"
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"\t.align 2, 0\n"
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"_0804518C: .4byte 0x84000008");
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}
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#endif // NONMATCHING
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int CountTrailingZeroBits(u32 value)
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{
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