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Merge pull request #2434 from DavidHaywood/200617

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fix 06613, game sets rowscroll to be bigger than assumed size of tilemap
This commit is contained in:
hap 2017-07-03 14:23:58 +02:00 committed by GitHub
commit 8976468a5c
1 changed files with 13 additions and 2 deletions
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15
src/mame/video/deco16ic.cpp
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@ -724,11 +724,18 @@ static int deco16_pf_update(
if (tilemap_16x16)
{
int numrows = rows;
// cap at tilemap size
if (numrows > tilemap_16x16->height())
numrows = tilemap_16x16->height();
tilemap_16x16->set_scroll_cols(1);
tilemap_16x16->set_scroll_rows(rows);
tilemap_16x16->set_scroll_rows(numrows);
tilemap_16x16->set_scrolly(0, scrolly);
for (offs = 0; offs < rows; offs++)
for (offs = 0; offs < numrows; offs++)
tilemap_16x16->set_scrollx(offs, scrollx + rowscroll_ptr[offs]);
}
@ -740,6 +747,10 @@ static int deco16_pf_update(
if (!(tilemapsizes & 4))
numrows = rows >> 1;
// cap at tilemap size
if (numrows > tilemap_8x8->height())
numrows = tilemap_8x8->height();
tilemap_8x8->set_scroll_cols(1);
tilemap_8x8->set_scroll_rows(numrows);
tilemap_8x8->set_scrolly(0, scrolly);