gpsp/common.h

173 lines
5.7 KiB
C

/* gameplaySP
*
* Copyright (C) 2006 Exophase <exophase@gmail.com>
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef COMMON_H
#define COMMON_H
#define ror(dest, value, shift) \
dest = ((value) >> (shift)) | ((value) << (32 - (shift))) \
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#if defined(_WIN32)
#define PATH_SEPARATOR "\\"
#define PATH_SEPARATOR_CHAR '\\'
#else
#define PATH_SEPARATOR "/"
#define PATH_SEPARATOR_CHAR '/'
#endif
/* On x86 we pass arguments via registers instead of stack */
#ifdef X86_ARCH
#define function_cc __attribute__((regparm(2)))
#else
#define function_cc
#endif
#ifdef ARM_ARCH
#define _BSD_SOURCE // sync
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdarg.h>
#include <time.h>
#include <sys/time.h>
#endif /* ARM_ARCH */
// Huge thanks to pollux for the heads up on using native file I/O
// functions on PSP for vastly improved memstick performance.
#ifdef PSP
#include <pspkernel.h>
#include <pspdebug.h>
#include <pspctrl.h>
#include <pspgu.h>
#include <pspaudio.h>
#include <pspaudiolib.h>
#include <psprtc.h>
#include <time.h>
#else
typedef unsigned char u8;
typedef signed char s8;
typedef unsigned short int u16;
typedef signed short int s16;
typedef unsigned int u32;
typedef signed int s32;
typedef unsigned long long int u64;
typedef signed long long int s64;
#endif
#ifdef USE_BGR_FORMAT
#define convert_palette(value) \
(((value & 0x7FE0) << 1) | (value & 0x1F))
#elif defined(USE_XBGR1555_FORMAT)
#define convert_palette(value) \
(value & 0x7FFF)
#else
#define convert_palette(value) \
(((value & 0x1F) << 11) | ((value & 0x03E0) << 1) | ((value >> 10) & 0x1F))
#endif
#define GBA_SCREEN_WIDTH (240)
#define GBA_SCREEN_HEIGHT (160)
#define GBA_SCREEN_PITCH (240)
// The buffer is 16 bit color depth.
// We reserve extra memory at the end for extra effects (winobj rendering).
#define GBA_SCREEN_BUFFER_SIZE \
(GBA_SCREEN_PITCH * (GBA_SCREEN_HEIGHT + 1) * sizeof(uint16_t))
typedef u32 fixed16_16;
typedef u32 fixed8_24;
#define float_to_fp16_16(value) \
(fixed16_16)((value) * 65536.0) \
#define fp16_16_to_float(value) \
(float)((value) / 65536.0) \
#define u32_to_fp16_16(value) \
((value) << 16) \
#define fp16_16_to_u32(value) \
((value) >> 16) \
#define fp16_16_fractional_part(value) \
((value) & 0xFFFF) \
#define float_to_fp8_24(value) \
(fixed8_24)((value) * 16777216.0) \
#define fp8_24_fractional_part(value) \
((value) & 0xFFFFFF) \
#define fixed_div(numerator, denominator, bits) \
(((numerator * (1 << bits)) + (denominator / 2)) / denominator) \
#define address8(base, offset) \
*((u8 *)((u8 *)base + (offset))) \
#define address16(base, offset) \
*((u16 *)((u8 *)base + (offset))) \
#define address32(base, offset) \
*((u32 *)((u8 *)base + (offset))) \
#define eswap8(value) (value)
#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
#define eswap16(value) __builtin_bswap16(value)
#define eswap32(value) __builtin_bswap32(value)
#else
#define eswap16(value) (value)
#define eswap32(value) (value)
#endif
#define readaddress8(base, offset) eswap8( address8( base, offset))
#define readaddress16(base, offset) eswap16(address16(base, offset))
#define readaddress32(base, offset) eswap32(address32(base, offset))
#define read_ioreg(regnum) (eswap16(io_registers[(regnum)]))
#define write_ioreg(regnum, val) io_registers[(regnum)] = eswap16(val)
#define read_ioreg32(regnum) (read_ioreg(regnum) | (read_ioreg((regnum)+1) << 16))
#define read_dmareg(regnum, dmachan) (eswap16(io_registers[(regnum) + (dmachan) * 6]))
#define write_dmareg(regnum, dmachan, val) io_registers[(regnum) + (dmachan) * 6] = eswap16(val)
#include <unistd.h>
#include <time.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include "cpu.h"
#include "gba_memory.h"
#include "savestate.h"
#include "video.h"
#include "input.h"
#include "sound.h"
#include "main.h"
#include "cheats.h"
#endif