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add video enable/disable feature in m90 driver

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This commit is contained in:
Roberto Zandona 2008-05-02 17:16:08 +00:00
parent b7880b33fa
commit 4fda816ee1
1 changed files with 35 additions and 29 deletions
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64
src/mame/video/m90.c
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@ -180,10 +180,12 @@ VIDEO_UPDATE( m90 )
static int last_pf1,last_pf2;
int pf1_base = m90_video_control_data[5] & 0x3;
int pf2_base = m90_video_control_data[6] & 0x3;
int i,pf1_enable,pf2_enable;
int i,pf1_enable,pf2_enable, video_enable;
if (m90_video_control_data[7]&0x04) video_enable=0; else video_enable=1;
if (m90_video_control_data[5]&0x10) pf1_enable=0; else pf1_enable=1;
if (m90_video_control_data[6]&0x10) pf2_enable=0; else pf2_enable=1;
// tilemap_set_enable(pf1_layer,pf1_enable);
// tilemap_set_enable(pf2_layer,pf2_enable);
// tilemap_set_enable(pf1_wide_layer,pf1_enable);
@ -245,36 +247,40 @@ VIDEO_UPDATE( m90 )
fillbitmap(priority_bitmap,0,cliprect);
if (!pf2_enable)
if (video_enable) {
if (!pf2_enable)
fillbitmap(bitmap,0,cliprect);
if (pf2_enable)
{
if (m90_video_control_data[6] & 0x4)
tilemap_draw(bitmap,cliprect,pf2_wide_layer,0,0);
else
tilemap_draw(bitmap,cliprect,pf2_layer,0,0);
if (m90_video_control_data[6] & 0x4)
tilemap_draw(bitmap,cliprect,pf2_wide_layer,1,1);
else
tilemap_draw(bitmap,cliprect,pf2_layer,1,1);
}
if (pf1_enable)
{
if (m90_video_control_data[5] & 0x4)
tilemap_draw(bitmap,cliprect,pf1_wide_layer,0,0);
else
tilemap_draw(bitmap,cliprect,pf1_layer,0,0);
if (m90_video_control_data[5] & 0x4)
tilemap_draw(bitmap,cliprect,pf1_wide_layer,1,1);
else
tilemap_draw(bitmap,cliprect,pf1_layer,1,1);
}
draw_sprites(screen->machine,bitmap,cliprect);
} else {
fillbitmap(bitmap,0,cliprect);
if (pf2_enable)
{
if (m90_video_control_data[6] & 0x4)
tilemap_draw(bitmap,cliprect,pf2_wide_layer,0,0);
else
tilemap_draw(bitmap,cliprect,pf2_layer,0,0);
if (m90_video_control_data[6] & 0x4)
tilemap_draw(bitmap,cliprect,pf2_wide_layer,1,1);
else
tilemap_draw(bitmap,cliprect,pf2_layer,1,1);
}
if (pf1_enable)
{
if (m90_video_control_data[5] & 0x4)
tilemap_draw(bitmap,cliprect,pf1_wide_layer,0,0);
else
tilemap_draw(bitmap,cliprect,pf1_layer,0,0);
if (m90_video_control_data[5] & 0x4)
tilemap_draw(bitmap,cliprect,pf1_wide_layer,1,1);
else
tilemap_draw(bitmap,cliprect,pf1_layer,1,1);
}
draw_sprites(screen->machine,bitmap,cliprect);
return 0;
}