ShuriZma
/
fbneo
mirror of https://github.com/finalburnneo/FBNeo.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Fix bg and fg layers in Contra (not fully tested)

This commit is contained in:
Barry Harris 2014-04-18 21:08:37 +00:00
parent d9788f43b6
commit 3d60e6aa1d
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/burn/drv/konami/d_contra.cpp
View File

@ -551,8 +551,8 @@ static void draw_bg()
INT32 bit2 = (K007121_ctrlram[1][0x05] >> 4) & 0x03;
INT32 bit3 = (K007121_ctrlram[1][0x05] >> 6) & 0x03;
INT32 mask = (K007121_ctrlram[1][0x04] & 0xf0) >> 4;
INT32 scrollx = K007121_ctrlram[1][0x00] - 40;
INT32 scrolly = K007121_ctrlram[1][0x02];
INT32 scrollx = K007121_ctrlram[1][0x00] & 0xff;
INT32 scrolly = K007121_ctrlram[1][0x02] & 0xff;
INT32 flipscreen = K007121_flipscreen[1];
for (INT32 offs = 0; offs < 0x400; offs++)
@ -562,8 +562,9 @@ static void draw_bg()
sx -= scrollx;
sy -= scrolly;
if (sx < -7) sx += 296;
if (sx < -7) sx += 256;
if (sy < -7) sy += 256;
sx += 40;
sy -= 16;
INT32 attr = DrvBgCRAM[offs];
@ -596,8 +597,8 @@ static void draw_fg()
INT32 bit2 = (K007121_ctrlram[0][0x05] >> 4) & 0x03;
INT32 bit3 = (K007121_ctrlram[0][0x05] >> 6) & 0x03;
INT32 mask = (K007121_ctrlram[0][0x04] & 0xf0) >> 4;
INT32 scrollx = K007121_ctrlram[0][0x00] - 40;
INT32 scrolly = K007121_ctrlram[0][0x02];
INT32 scrollx = K007121_ctrlram[0][0x00] & 0xff;
INT32 scrolly = K007121_ctrlram[0][0x02] & 0xff;
INT32 flipscreen = K007121_flipscreen[0];
for (INT32 offs = 0; offs < 0x400; offs++)
@ -607,9 +608,9 @@ static void draw_fg()
sx -= scrollx;
sy -= scrolly;
if (sx < -7) sx += 296;
if (sx < -7) sx += 256;
if (sy < -7) sy += 256;
sx += 40;
sy -= 16;
INT32 attr = DrvFgCRAM[offs];