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fix sprite clipping (nw)

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This commit is contained in:
Olivier Galibert 2014-09-16 20:03:07 +00:00
parent 2b60d7fa1f
commit 233d9172bd
1 changed files with 8 additions and 8 deletions
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16
src/mame/drivers/raiden2.c
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@ -1238,17 +1238,17 @@ WRITE16_MEMBER(raiden2_state::sprite_prot_src_w)
sprite_prot_src_addr[1] = data;
UINT32 src = (sprite_prot_src_addr[0]<<4)+sprite_prot_src_addr[1];
int x = ((space.read_dword(src+0x08) >> 16) - (sprite_prot_x)) & 0xffff;
int y = ((space.read_dword(src+0x04) >> 16) - (sprite_prot_y)) & 0xffff;
int x = INT16((space.read_dword(src+0x08) >> 16) - (sprite_prot_x));
int y = INT16((space.read_dword(src+0x04) >> 16) - (sprite_prot_y));
UINT16 head1 = space.read_word(src+cop_spr_off);
UINT16 head2 = space.read_word(src+cop_spr_off+2);
int w = (((head1 >> 8 ) & 7) + 1) << 3;
int h = (((head1 >> 12) & 7) + 1) << 3;
int w = (((head1 >> 8 ) & 7) + 1) << 4;
int h = (((head1 >> 12) & 7) + 1) << 4;
UINT16 flag = x-w/2 > -w && x-w/2 < cop_spr_maxx+w && y-h/2 > -h && y-h/2 < 256+h ? 1 : 0;
UINT16 flag = x-w > -w && x-w < cop_spr_maxx+w && y-h > -h && y-h < 240+h ? 1 : 0;
flag = (space.read_word(src) & 0xfffe) | flag;
space.write_word(src, flag);
@ -1256,8 +1256,8 @@ WRITE16_MEMBER(raiden2_state::sprite_prot_src_w)
{
space.write_word(dst1, head1);
space.write_word(dst1+2, head2);
space.write_word(dst1+4, x-w);
space.write_word(dst1+6, y-h);
space.write_word(dst1+4, x-w/2);
space.write_word(dst1+6, y-h/2);
dst1 += 8;
}