Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-07-01 00:09:18 +03:00
Code Issues Actions 3 Packages Projects Releases Wiki Activity

seibuspi.cpp attempt to really fix linescroll (nw)

Browse Source
This commit is contained in:
MetalliC 2020-02-19 19:06:51 +02:00
parent 67216235e8
commit 54e498643d
1 changed files with 1 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/mame/video/seibuspi.cpp
View File

@ -565,9 +565,7 @@ void seibuspi_state::combine_tilemap(bitmap_rgb32 &bitmap, const rectangle &clip
{ {
int rx = sx; int rx = sx;
if (rowscroll) if (rowscroll)
{ rx += rowscroll[(y + 19) & yscroll_mask]; // adder value probably not hardcoded but came from CRTC
rx += rowscroll[(y + sy) & yscroll_mask];
}
u32 *dest = &bitmap.pix32(y); u32 *dest = &bitmap.pix32(y);
const u16 *src = &pen_bitmap.pix16((y + sy) & yscroll_mask); const u16 *src = &pen_bitmap.pix16((y + sy) & yscroll_mask);