rockbox/apps/codecs/libasap/asap_internal.h
Dominik Wenger 23cf4ad82f update the asap codec to version 2.1.2
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28535 a1c6a512-1295-4272-9138-f99709370657
2010-11-08 20:25:14 +00:00

115 lines
4 KiB
C

/*
* asap_internal.h - private interface of ASAP
*
* Copyright (C) 2005-2010 Piotr Fusik
*
* This file is part of ASAP (Another Slight Atari Player),
* see http://asap.sourceforge.net
*
* ASAP is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published
* by the Free Software Foundation; either version 2 of the License,
* or (at your option) any later version.
*
* ASAP is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with ASAP; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _ASAP_INTERNAL_H_
#define _ASAP_INTERNAL_H_
#include "anylang.h"
#ifndef C
#define ASAP_SONGS_MAX 32
#define ASAP_SAMPLE_RATE 44100
#endif
#ifdef JAVA
#define ASAP_FORMAT_U8 8
#define ASAP_FORMAT_S16_LE 16
#define ASAP_FORMAT_S16_BE -16
#define ASAP_SampleFormat int
#elif defined(CSHARP) || defined(JAVASCRIPT)
#define ASAP_FORMAT_U8 ASAP_SampleFormat.U8
#define ASAP_FORMAT_S16_LE ASAP_SampleFormat.S16LE
#define ASAP_FORMAT_S16_BE ASAP_SampleFormat.S16BE
#elif defined(ACTIONSCRIPT)
#define ASAP_SampleFormat int
#else /* C */
#include "asap.h"
int ASAP_GetByte(ASAP_State *ast, int addr);
void ASAP_PutByte(ASAP_State *ast, int addr, int data);
void Cpu_RunScanlines(ASAP_State *ast, int scanlines);
void PokeySound_Initialize(ASAP_State *ast);
void PokeySound_StartFrame(ASAP_State *ast);
void PokeySound_PutByte(ASAP_State *ast, int addr, int data);
int PokeySound_GetRandom(ASAP_State *ast, int addr, int cycle);
void PokeySound_EndFrame(ASAP_State *ast, int cycle_limit);
int PokeySound_Generate(ASAP_State *ast, byte buffer[], int buffer_offset, int blocks, ASAP_SampleFormat format);
abool PokeySound_IsSilent(const PokeyState *pst);
void PokeySound_Mute(const ASAP_State *ast, PokeyState *pst, int mask);
#ifdef ASAPSCAN
abool call_6502_player(ASAP_State *ast);
extern int cpu_trace;
void trace_cpu(const ASAP_State *ast, int pc, int a, int x, int y, int s, int nz, int vdi, int c);
#endif
#endif /* C */
#define V_FLAG 0x40
#define D_FLAG 0x08
#define I_FLAG 0x04
#define Z_FLAG 0x02
#define NEVER 0x800000
#define DELTA_SHIFT_POKEY 20
#define DELTA_SHIFT_GTIA 20
#define DELTA_SHIFT_COVOX 17
/* 6502 player types */
#define ASAP_TYPE_SAP_B 1
#define ASAP_TYPE_SAP_C 2
#define ASAP_TYPE_SAP_D 3
#define ASAP_TYPE_SAP_S 4
#define ASAP_TYPE_CMC 5
#define ASAP_TYPE_CM3 6
#define ASAP_TYPE_CMR 7
#define ASAP_TYPE_CMS 8
#define ASAP_TYPE_DLT 9
#define ASAP_TYPE_MPT 10
#define ASAP_TYPE_RMT 11
#define ASAP_TYPE_TMC 12
#define ASAP_TYPE_TM2 13
#define dGetByte(addr) UBYTE(ast _ memory[addr])
#define dPutByte(addr, data) ast _ memory[addr] = CAST(byte) (data)
#define dGetWord(addr) (dGetByte(addr) + (dGetByte((addr) + 1) << 8))
#define GetByte(addr) (((addr) & 0xf900) == 0xd000 ? ASAP_GetByte(ast, addr) : dGetByte(addr))
#define PutByte(addr, data) do { if (((addr) & 0xf900) == 0xd000) ASAP_PutByte(ast, addr, data); else dPutByte(addr, data); } while (FALSE)
#define RMW_GetByte(dest, addr) do { if (((addr) >> 8) == 0xd2) { dest = ASAP_GetByte(ast, addr); ast _ cycle--; ASAP_PutByte(ast, addr, dest); ast _ cycle++; } else dest = dGetByte(addr); } while (FALSE)
#define ASAP_MAIN_CLOCK(ast) ((ast) _ module_info.ntsc ? 1789772 : 1773447)
#define CYCLE_TO_SAMPLE(cycle) TO_INT(((cycle) * ASAP_SAMPLE_RATE + ast _ sample_offset) / ASAP_MAIN_CLOCK(ast))
#endif /* _ASAP_INTERNAL_H_ */