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cps2: do cps2_set_sprite_priorities() before video update instead of at interrupt handler (nw)

Browse Source 
https://mametesters.org/view.php?id=4954
This commit is contained in:
hap 2018-12-13 00:29:49 +01:00
parent 8889f182f1
commit 616e52f8c2
3 changed files with 9 additions and 8 deletions
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9
src/mame/drivers/cps2.cpp
View File

@ -674,7 +674,6 @@ TIMER_DEVICE_CALLBACK_MEMBER(cps2_state::cps2_interrupt)
{
m_cps_b_regs[0x10/2] = 0;
m_maincpu->set_input_line(4, HOLD_LINE);
cps2_set_sprite_priorities();
m_screen->update_partial(param);
m_scancalls++;
// popmessage("IRQ4 scancounter = %04i", param);
@ -685,7 +684,6 @@ TIMER_DEVICE_CALLBACK_MEMBER(cps2_state::cps2_interrupt)
{
m_cps_b_regs[0x12 / 2] = 0;
m_maincpu->set_input_line(4, HOLD_LINE);
cps2_set_sprite_priorities();
m_screen->update_partial(param);
m_scancalls++;
// popmessage("IRQ4 scancounter = %04i", param);
@ -696,11 +694,6 @@ TIMER_DEVICE_CALLBACK_MEMBER(cps2_state::cps2_interrupt)
m_cps_b_regs[0x10 / 2] = m_scanline1;
m_cps_b_regs[0x12 / 2] = m_scanline2;
m_maincpu->set_input_line(2, HOLD_LINE);
if(m_scancalls)
{
cps2_set_sprite_priorities();
m_screen->update_partial(256);
}
cps2_objram_latch();
}
// popmessage("Raster calls = %i", m_scancalls);
@ -1322,7 +1315,7 @@ MACHINE_CONFIG_START(cps2_state::cps2)
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_VIDEO_ATTRIBUTES(VIDEO_UPDATE_BEFORE_VBLANK)
MCFG_SCREEN_RAW_PARAMS(CPS_PIXEL_CLOCK, CPS_HTOTAL, CPS_HBEND, CPS_HBSTART, CPS_VTOTAL, CPS_VBEND, CPS_VBSTART)
MCFG_SCREEN_UPDATE_DRIVER(cps2_state, screen_update_cps1)
MCFG_SCREEN_UPDATE_DRIVER(cps2_state, screen_update_cps2)
MCFG_SCREEN_VBLANK_CALLBACK(WRITELINE(*this, cps2_state, screen_vblank_cps1))
MCFG_SCREEN_PALETTE("palette")

1
src/mame/includes/cps1.h
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@ -465,6 +465,7 @@ private:
void cps2_objram_latch();
uint16_t *cps2_objbase();
virtual void render_layers(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) override;
uint32_t screen_update_cps2(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_MACHINE_START(cps2);
virtual void video_start() override;

7
src/mame/video/cps1.cpp
View File

@ -3126,6 +3126,13 @@ WRITE_LINE_MEMBER(cps_state::screen_vblank_cps1)
}
}
uint32_t cps2_state::screen_update_cps2(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
cps2_set_sprite_priorities();
return screen_update_cps1(screen, bitmap, cliprect);
}
void cps2_state::cps2_set_sprite_priorities()
{
m_pri_ctrl = m_output[CPS2_OBJ_PRI /2];