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ygv608.cpp: pattern name table states must be reset on mode changes, fixes Mappy Arrange corrupt tiles [Angelo Salese]

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angelosa 2017-09-26 06:09:50 +02:00
parent 36500e4e36
commit 5027d88932
1 changed files with 7 additions and 3 deletions
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10
src/mame/video/ygv608.cpp
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@ -35,8 +35,9 @@
* - add registers into own space, improve naming and variable usage;
* - remove code repetition in tilemap drawing functions;
* - add crtc section (done partially);
* - fix garbage tiles in Mappy Arrange/Abnormal Check;
* - fix attract mode garbage for Namco Collection Vol. 2 (either transparent or page banking select registers);
* - fix garbage tiles in Mappy Arrange (done)
* - fix tile encryption for Abnormal Check (sets extra bit?);
* - fix attract mode garbage for Namco Collection Vol. 2 (either transparent or page banking select registers) (done);
* - fix tilemap dirty flags, move tilemap data in own space prolly helps;
* - DMA from/to ROM;
* - color palette accessors presumably accesses an internal RAMDAC with controllable auto-increment, convert to that;
@ -1934,7 +1935,10 @@ WRITE8_MEMBER( ygv608_device::screen_ctrl_7_w )
m_dspe = BIT(data,0);
m_na8_mask = ((m_flip == true) ? 0x03 : 0x0f );
// changing mode resets the pattern name table states (Mappy Arrange)
p0_state_w = 0;
p0_state_r = 0;
pattern_mode_setup();
// TODO: add dot clock into CRTC
// screen_configure();