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granny: merged the 2 temporary screens into 1.

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Robbbert 2014-07-17 02:55:54 +00:00
parent 393cb46208
commit a67784f335
1 changed files with 18 additions and 5 deletions
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23
src/mame/drivers/byvid.c
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@ -41,9 +41,7 @@ ToDo (granny):
- Artwork - Artwork
- Beeper needs to be replaced by a red LED when artwork is done. - Beeper needs to be replaced by a red LED when artwork is done.
- Doesn't boot (test of TMS9928 fails). - Doesn't boot (test of TMS9928 fails).
- It has 2xTMS9928 but only 1 screen. The outputs need to be - Screen blending needs improvement
blended with transparency. The '9' test screen will have
coloured stripes overlaid with the text names.
- No schematic found. - No schematic found.
@ -115,6 +113,7 @@ public:
TIMER_DEVICE_CALLBACK_MEMBER(u10_timer); TIMER_DEVICE_CALLBACK_MEMBER(u10_timer);
TIMER_DEVICE_CALLBACK_MEMBER(u11_timer); TIMER_DEVICE_CALLBACK_MEMBER(u11_timer);
DECLARE_WRITE8_MEMBER(granny_crtc_w); DECLARE_WRITE8_MEMBER(granny_crtc_w);
UINT32 screen_update_granny(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
private: private:
UINT8 m_mpu_to_vid; UINT8 m_mpu_to_vid;
UINT8 m_vid_to_mpu; UINT8 m_vid_to_mpu;
@ -742,6 +741,14 @@ void by133_state::machine_reset()
m_beep->set_state(0); m_beep->set_state(0);
} }
UINT32 by133_state::screen_update_granny(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
//bitmap.fill(0xff000000, cliprect);
copybitmap(bitmap, m_crtc->get_bitmap(), 0, 0, 0, 0, cliprect);
copybitmap_trans(bitmap, m_crtc2->get_bitmap(), 0, 0, 0, 0, cliprect, 0xff000000);
return 0;
}
static MACHINE_CONFIG_START( babypac, by133_state ) static MACHINE_CONFIG_START( babypac, by133_state )
/* basic machine hardware */ /* basic machine hardware */
MCFG_CPU_ADD("maincpu", M6800, XTAL_3_579545MHz/4) // no xtal, just 2 chips MCFG_CPU_ADD("maincpu", M6800, XTAL_3_579545MHz/4) // no xtal, just 2 chips
@ -808,11 +815,17 @@ static MACHINE_CONFIG_DERIVED( granny, babypac )
MCFG_CPU_MODIFY( "videocpu" ) MCFG_CPU_MODIFY( "videocpu" )
MCFG_CPU_PROGRAM_MAP(granny_map) MCFG_CPU_PROGRAM_MAP(granny_map)
MCFG_DEVICE_REMOVE("screen")
MCFG_DEVICE_ADD( "crtc2", TMS9928A, XTAL_10_738635MHz / 2 ) MCFG_DEVICE_ADD( "crtc2", TMS9928A, XTAL_10_738635MHz / 2 )
MCFG_TMS9928A_VRAM_SIZE(0x4000) MCFG_TMS9928A_VRAM_SIZE(0x4000)
MCFG_TMS9928A_OUT_INT_LINE_CB(DEVWRITELINE("videocpu", m6809e_device, irq_line)) MCFG_TMS9928A_OUT_INT_LINE_CB(DEVWRITELINE("videocpu", m6809e_device, irq_line))
MCFG_TMS9928A_SCREEN_ADD_NTSC( "screen2" ) // there is only 1 screen MCFG_VIDEO_SET_SCREEN("screen")
MCFG_SCREEN_UPDATE_DEVICE( "crtc2", tms9928a_device, screen_update )
MCFG_SCREEN_ADD( "screen", RASTER )
MCFG_SCREEN_RAW_PARAMS( XTAL_10_738635MHz / 2, TMS9928A_TOTAL_HORZ, TMS9928A_HORZ_DISPLAY_START-12, TMS9928A_HORZ_DISPLAY_START + 256 + 12, \
TMS9928A_TOTAL_VERT_NTSC, TMS9928A_VERT_DISPLAY_START_NTSC - 12, TMS9928A_VERT_DISPLAY_START_NTSC + 192 + 12 )
MCFG_SCREEN_UPDATE_DRIVER(by133_state, screen_update_granny)
MACHINE_CONFIG_END MACHINE_CONFIG_END