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This commit is contained in:
Jonathan Gevaryahu 2013-10-23 20:34:19 +00:00
parent a6e11de82f
commit 3469def8cd
2 changed files with 7 additions and 3 deletions
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2
src/mess/drivers/pes.c
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@ -1,3 +1,5 @@
// license:MAME|LGPL-2.1+
// copyright-holders:Jonathan Gevaryahu
/******************************************************************************
*
* Pacific Educational Systems 'PES' Speech box

8
src/mess/drivers/vk100.c
View File

@ -1,3 +1,5 @@
//license:MAME|LGPL-2.1+
//copyright-holders:Jonathan Gevaryahu
/***************************************************************************
DEC VK100 'GIGI'
@ -200,8 +202,8 @@ public:
UINT8 m_dir_a6; // latched a6 of dir rom
UINT8 m_cout; // carry out from vgERR adder
UINT8 m_vsync; // vsync pin of crtc
UINT16 m_vgX;
UINT16 m_vgY;
UINT16 m_vgX; // 12 bit X value for vector draw position
UINT16 m_vgY; // 12 bit Y value for vector draw position
UINT16 m_vgERR; // error register can cause carries which need to be caught
UINT8 m_vgSOPS;
UINT8 m_vgPAT;
@ -360,7 +362,7 @@ TIMER_CALLBACK_MEMBER(vk100_state::execute_vg)
UINT8 thisNyb = vram_read(); // read in the nybble
// pattern rom addressing is a complex mess. see the pattern rom def later in this file.
UINT8 newNyb = m_pattern[((m_vgPAT&m_vgPAT_Mask)?0x200:0)|((VG_WOPS&7)<<6)|((m_vgX&3)<<4)|thisNyb]; // calculate new nybble based on pattern rom
// finally write the block back to ram depending on the VG_MODE (sort of a hack until we get the vector and synd and dir roms all hooked up)
// finally write the block back to ram depending on the VG_MODE (sort of a hack until we get the vector and sync and dir roms all hooked up)
// but only do it if the direction rom said so!
switch (m_VG_MODE)
{