70 lines
2.1 KiB
C++
70 lines
2.1 KiB
C++
/******************************************************************************/
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/* Mednafen Sega Saturn Emulation Module */
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/******************************************************************************/
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/* vdp2.h:
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** Copyright (C) 2015-2016 Mednafen Team
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**
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** This program is free software; you can redistribute it and/or
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** modify it under the terms of the GNU General Public License
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** as published by the Free Software Foundation; either version 2
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** of the License, or (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software Foundation, Inc.,
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** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __MDFN_SS_VDP2_H
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#define __MDFN_SS_VDP2_H
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namespace MDFN_IEN_SS
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{
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namespace VDP2
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{
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uint32 Write8_DB(uint32 A, uint16 DB) MDFN_HOT;
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uint32 Write16_DB(uint32 A, uint16 DB) MDFN_HOT;
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uint16 Read16_DB(uint32 A) MDFN_HOT;
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void Init(const bool IsPAL) MDFN_COLD;
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void Reset(bool powering_up) MDFN_COLD;
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void SetLayerEnableMask(uint64 mask) MDFN_COLD;
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sscpu_timestamp_t Update(sscpu_timestamp_t timestamp);
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void AdjustTS(const int32 delta);
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void StartFrame(EmulateSpecStruct* espec, const bool clock28m);
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INLINE bool GetVBOut(void) { extern bool VBOut; return VBOut; }
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INLINE bool GetHBOut(void) { extern bool HBOut; return HBOut; }
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//
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//
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enum
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{
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GSREG_LINE = 0,
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GSREG_DON,
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GSREG_BM,
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GSREG_IM,
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GSREG_VRES,
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GSREG_HRES
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};
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uint32 GetRegister(const unsigned id, char* const special, const uint32 special_len);
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void SetRegister(const unsigned id, const uint32 value);
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uint8 PeekVRAM(const uint32 addr);
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void PokeVRAM(const uint32 addr, const uint8 val);
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void MakeDump(const std::string& path) MDFN_COLD;
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INLINE uint32 PeekLine(void) { extern int32 VCounter; return VCounter; }
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INLINE uint32 PeekHPos(void) { extern int32 HCounter; return HCounter; }
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}
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}
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#endif
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