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MT #04907

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This commit is contained in:
angelosa 2016-12-25 22:59:49 +01:00
parent 1270324a72
commit e7c861f2e1
2 changed files with 12 additions and 3 deletions
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1
src/mame/includes/combatsc.h
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@ -46,6 +46,7 @@ public:
int m_vreg;
int m_bank_select; /* 0x00..0x1f */
int m_video_circuit; /* 0 or 1 */
bool m_textflip;
uint8_t *m_page[2];
/* misc */

14
src/mame/video/combatsc.cpp
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@ -325,8 +325,14 @@ WRITE8_MEMBER(combatsc_state::combatsc_pf_control_w)
k007121->ctrl_w(space, offset, data);
if (offset == 7)
{
m_bg_tilemap[m_video_circuit]->set_flip((data & 0x08) ? (TILEMAP_FLIPY | TILEMAP_FLIPX) : 0);
if(m_video_circuit == 0)
{
m_textflip = (data & 0x08) == 0x08;
m_textlayer->set_flip((data & 0x08) ? TILEMAP_FLIPY | TILEMAP_FLIPX : 0);
}
}
if (offset == 3)
{
if (data & 0x08)
@ -425,13 +431,15 @@ uint32_t combatsc_state::screen_update_combatsc(screen_device &screen, bitmap_in
{
rectangle clip;
clip = cliprect;
for (i = 0; i < 32; i++)
{
// scrollram [0x20]-[0x3f]: char enable (presumably bit 0 only)
if(m_scrollram[0x20 + i] == 0)
uint8_t base_scroll = m_textflip == true ? (0x3f - i) : (0x20 + i);
if(m_scrollram[base_scroll] == 0)
continue;
clip.min_y = i * 8;
clip.max_y = clip.min_y + 7;