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use a layout so that the multiplexed output of rungun is still available before it hits the splitter, means you can use your own video splitter if you want (nw)

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This commit is contained in:
David Haywood 2015-11-30 01:48:46 +00:00
parent 4ccef48447
commit e608c753b3
3 changed files with 57 additions and 18 deletions
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14
src/mame/drivers/rungun.cpp
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@ -49,6 +49,7 @@
#include "sound/k054539.h"
#include "includes/konamipt.h"
#include "includes/rungun.h"
#include "rungun_dual.lh"
@ -438,11 +439,16 @@ MACHINE_CONFIG_END
// this means when operated as a single dedicated cabinet the game runs at 60fps, and has smoother animations than when operated as a twin setup where each
// screen only gets an update every other frame.
static MACHINE_CONFIG_DERIVED( rng_dual, rng )
MCFG_SCREEN_MODIFY("screen")
MCFG_SCREEN_ADD("demultiplex1", RASTER)
MCFG_SCREEN_VIDEO_ATTRIBUTES(VIDEO_UPDATE_BEFORE_VBLANK)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(64*8, 32*8)
MCFG_SCREEN_VISIBLE_AREA(88, 88+384-1, 24, 24+224-1)
MCFG_SCREEN_UPDATE_DRIVER(rungun_state, screen_update_rng_dual_left)
MCFG_SCREEN_PALETTE("palette")
MCFG_SCREEN_ADD("screen2", RASTER)
MCFG_SCREEN_ADD("demultiplex2", RASTER)
MCFG_SCREEN_VIDEO_ATTRIBUTES(VIDEO_UPDATE_BEFORE_VBLANK)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
@ -717,4 +723,4 @@ GAME( 1993, rungunua, rungun, rng, rng, driver_device, 0, ROT0, "Konami", "Run a
GAME( 1993, slmdunkj, rungun, rng, rng, driver_device, 0, ROT0, "Konami", "Slam Dunk (ver JAA 1993 10.8)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_COLORS | MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )
// this set has no dipswitches to select single screen mode (they're not even displayed in test menu) it's twin cabinet ONLY
GAME( 1993, rungunu, rungun, rng_dual, rng, driver_device, 0, ROT0, "Konami", "Run and Gun (ver UAB 1993 10.12, dedicated twin cabinet)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_COLORS | MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE | MACHINE_NOT_WORKING )
GAMEL( 1993, rungunu, rungun, rng_dual, rng, driver_device, 0, ROT0, "Konami", "Run and Gun (ver UAB 1993 10.12, dedicated twin cabinet)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_COLORS | MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE | MACHINE_NOT_WORKING, layout_rungun_dual )

35
src/mame/layout/rungun_dual.lay Normal file
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@ -0,0 +1,35 @@
<?xml version="1.0"?>
<mamelayout version="2">
<view name="Demultiplexed Output">
<!-- index 0 is before it's fed to the demultiplexer, don't display (has to still be present for the screen update logic to call tho) -->
<screen index="0">
<bounds x="0" y="0" width="0.00001" height="0.00001" />
</screen>
<screen index="1">
<bounds x="0" y="0" width="4" height="3" />
</screen>
<screen index="2">
<bounds x="4.03" y="0" width="4" height="3" />
</screen>
</view>
<view name="Demultiplexed Output and Multiplexed">
<screen index="0">
<bounds x="0" y="0" width="4" height="3" />
</screen>
<screen index="1">
<bounds x="4.03" y="0" width="4" height="3" />
</screen>
<screen index="2">
<bounds x="8.06" y="0" width="4" height="3" />
</screen>
</view>
<view name="Multiplexed Only">
<screen index="0">
<bounds x="0" y="0" width="4" height="3" />
</screen>
</view>
</mamelayout>

26
src/mame/video/rungun.cpp
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@ -119,6 +119,17 @@ UINT32 rungun_state::screen_update_rng(screen_device &screen, bitmap_ind16 &bitm
m_ttl_tilemap->mark_all_dirty();
m_ttl_tilemap->draw(screen, bitmap, cliprect, 0, 0);
// copy frame output to temp buffers so we can demultiplex it for the dual screen output
// (really only need to do this for dual setup)
if (machine().first_screen()->frame_number() & 1)
{
copybitmap(m_rng_dual_demultiplex_right_temp, bitmap, 0, 0, 0, 0, cliprect);
}
else
{
copybitmap(m_rng_dual_demultiplex_left_temp, bitmap, 0, 0, 0, 0, cliprect);
}
return 0;
}
@ -126,21 +137,8 @@ UINT32 rungun_state::screen_update_rng(screen_device &screen, bitmap_ind16 &bitm
// the 60hz signal gets split between 2 screens
UINT32 rungun_state::screen_update_rng_dual_left(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
UINT32 ret = 0;
if (machine().first_screen()->frame_number() & 1)
{
ret = screen_update_rng(screen, m_rng_dual_demultiplex_left_temp, cliprect);
}
else
{
// render every other frame to a temp bitmap
ret = screen_update_rng(screen, m_rng_dual_demultiplex_right_temp, cliprect);
}
copybitmap( bitmap, m_rng_dual_demultiplex_left_temp, 0, 0, 0, 0, cliprect);
return ret;
return 0;
}
UINT32 rungun_state::screen_update_rng_dual_right(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)