// Pico Library - Header File\r
\r
// (c) Copyright 2004 Dave, All rights reserved.\r
-// (c) Copyright 2006 notaz, All rights reserved.\r
+// (c) Copyright 2006-2008 notaz, All rights reserved.\r
// Free for non-commercial use.\r
\r
// For commercial use, separate licencing terms must be obtained.\r
#ifndef PICO_H\r
#define PICO_H\r
\r
+#include <stdio.h>\r
+\r
// port-specific compile-time settings\r
#include <port_config.h>\r
\r
// external funcs for Sega/Mega CD\r
int mp3_get_bitrate(FILE *f, int size);\r
void mp3_start_play(FILE *f, int pos);\r
-int mp3_get_offset(void); // 0-1023\r
void mp3_update(int *buffer, int length, int stereo);\r
\r
\r
// Pico.c\r
-// PicoOpt bits LSb->MSb:\r
-// enable_ym2612&dac, enable_sn76496, enable_z80, stereo_sound,\r
-// alt_renderer, 6button_gamepad, accurate_timing, accurate_sprites,\r
-// draw_no_32col_border, external_ym2612, enable_pcm, enable cdda\r
-extern int PicoOpt;\r
+#define POPT_EN_FM (1<< 0) // 00 000x\r
+#define POPT_EN_PSG (1<< 1)\r
+#define POPT_EN_Z80 (1<< 2)\r
+#define POPT_EN_STEREO (1<< 3)\r
+#define POPT_ALT_RENDERER (1<< 4) // 00 00x0\r
+#define POPT_6BTN_PAD (1<< 5)\r
+// unused (1<< 6)\r
+#define POPT_ACC_SPRITES (1<< 7)\r
+#define POPT_DIS_32C_BORDER (1<< 8) // 00 0x00\r
+#define POPT_EXT_FM (1<< 9)\r
+#define POPT_EN_MCD_PCM (1<<10)\r
+#define POPT_EN_MCD_CDDA (1<<11)\r
+#define POPT_EN_MCD_GFX (1<<12) // 00 x000\r
+#define POPT_EN_MCD_PSYNC (1<<13)\r
+#define POPT_EN_SOFTSCALE (1<<14)\r
+#define POPT_EN_MCD_RAMCART (1<<15)\r
+#define POPT_DIS_VDP_FIFO (1<<16) // 0x 0000\r
+#define POPT_EN_SVP_DRC (1<<17)\r
+#define POPT_DIS_SPRITE_LIM (1<<18)\r
+#define POPT_DIS_IDLE_DET (1<<19)\r
+extern int PicoOpt; // bitfield\r
+#define PAHW_MCD (1<<0)\r
+#define PAHW_32X (1<<1)\r
+#define PAHW_SVP (1<<2)\r
+#define PAHW_PICO (1<<3)\r
+extern int PicoAHW; // Pico active hw\r
extern int PicoVer;\r
-extern int PicoSkipFrame; // skip rendering frame, but still do sound (if enabled) and emulation stuff\r
+extern int PicoSkipFrame; // skip rendering frame, but still do sound (if enabled) and emulation stuff\r
extern int PicoRegionOverride; // override the region detection 0: auto, 1: Japan NTSC, 2: Japan PAL, 4: US, 8: Europe\r
-extern int PicoAutoRgnOrder; // packed priority list of regions, for example 0x148 means this detection order: EUR, USA, JAP\r
-int PicoInit(void);\r
+extern int PicoAutoRgnOrder; // packed priority list of regions, for example 0x148 means this detection order: EUR, USA, JAP\r
+extern int PicoSVPCycles;\r
+void PicoInit(void);\r
void PicoExit(void);\r
-int PicoReset(int hard);\r
-int PicoFrame(void);\r
+void PicoPower(void);\r
+int PicoReset(void);\r
+void PicoFrame(void);\r
+void PicoFrameDrawOnly(void);\r
extern int PicoPad[2]; // Joypads, format is MXYZ SACB RLDU\r
-extern int (*PicoCram)(int cram); // Callback to convert colour ram 0000bbb0 ggg0rrr0\r
-extern void (*PicoWriteSound)(void); // called once per frame at the best time to send sound buffer (PsndOut) to hardware\r
-\r
-int PicoFrameMCD(void);\r
+extern void (*PicoWriteSound)(int len); // called once per frame at the best time to send sound buffer (PsndOut) to hardware\r
+extern void (*PicoMessage)(const char *msg); // callback to output text message from emu\r
+typedef enum { PI_ROM, PI_ISPAL, PI_IS40_CELL, PI_IS240_LINES } pint_t;\r
+typedef union { int vint; void *vptr; } pint_ret_t;\r
+void PicoGetInternal(pint_t which, pint_ret_t *ret);\r
+\r
+// cd/Pico.c\r
+extern void (*PicoMCDopenTray)(void);\r
+extern int (*PicoMCDcloseTray)(void);\r
+extern int PicoCDBuffers;\r
+\r
+// Pico/Pico.c\r
+#define XPCM_BUFFER_SIZE (320+160)\r
+typedef struct\r
+{\r
+ int pen_pos[2];\r
+ int page;\r
+ // internal\r
+ int fifo_bytes; // bytes in FIFO\r
+ int fifo_bytes_prev;\r
+ int fifo_line_bytes; // float part, << 16\r
+ int line_counter;\r
+ unsigned short r1, r12;\r
+ unsigned char xpcm_buffer[XPCM_BUFFER_SIZE+4];\r
+ unsigned char *xpcm_ptr;\r
+} picohw_state;\r
+extern picohw_state PicoPicohw;\r
\r
// Area.c\r
typedef size_t (arearw)(void *p, size_t _size, size_t _n, void *file);\r
typedef size_t (areaeof)(void *file);\r
typedef int (areaseek)(void *file, long offset, int whence);\r
+typedef int (areaclose)(void *file);\r
// Save or load the state from PmovFile:\r
int PmovState(int PmovAction, void *PmovFile); // &1=for reading &2=for writing &4=volatile &8=non-volatile\r
extern arearw *areaRead; // external read and write function pointers for\r
extern arearw *areaWrite; // gzip save state ability\r
extern areaeof *areaEof;\r
extern areaseek *areaSeek;\r
+extern areaclose *areaClose;\r
+extern void (*PicoStateProgressCB)(const char *str);\r
+\r
+// cd/Area.c\r
+int PicoCdLoadStateGfx(void *file);\r
+\r
+// cd/buffering.c\r
+void PicoCDBufferInit(void);\r
+void PicoCDBufferFree(void);\r
+void PicoCDBufferFlush(void);\r
+\r
+// cd/cd_sys.c\r
+int Insert_CD(char *cdimg_name, int type);\r
+void Stop_CD(void); // releases all resources taken when CD game was started.\r
\r
// Cart.c\r
-int PicoCartLoad(FILE *f,unsigned char **prom,unsigned int *psize);\r
+typedef enum\r
+{\r
+ PMT_UNCOMPRESSED = 0,\r
+ PMT_ZIP,\r
+ PMT_CSO\r
+} pm_type;\r
+typedef struct\r
+{\r
+ void *file; /* file handle */\r
+ void *param; /* additional file related field */\r
+ unsigned int size; /* size */\r
+ pm_type type;\r
+} pm_file;\r
+pm_file *pm_open(const char *path);\r
+size_t pm_read(void *ptr, size_t bytes, pm_file *stream);\r
+int pm_seek(pm_file *stream, long offset, int whence);\r
+int pm_close(pm_file *fp);\r
+int PicoCartLoad(pm_file *f,unsigned char **prom,unsigned int *psize);\r
int PicoCartInsert(unsigned char *rom,unsigned int romsize);\r
-// notaz\r
-int CartLoadZip(const char *fname, unsigned char **prom, unsigned int *psize);\r
void Byteswap(unsigned char *data,int len);\r
-// anotherguest\r
-int PicoUnloadCart(unsigned char* romdata);\r
+void PicoCartUnload(void);\r
+extern void (*PicoCartLoadProgressCB)(int percent);\r
+extern void (*PicoCDLoadProgressCB)(int percent);\r
\r
// Draw.c\r
void PicoDrawSetColorFormat(int which); // 0=BGR444, 1=RGB555, 2=8bit(HighPal pal)\r
extern void *DrawLineDest;\r
-extern int (*PicoScan)(unsigned int num, void *data);\r
-// internals\r
-extern unsigned short HighPal[0x100];\r
-extern int rendstatus;\r
+#if OVERRIDE_HIGHCOL\r
+extern unsigned char *HighCol;\r
+#endif\r
+extern int (*PicoScanBegin)(unsigned int num);\r
+extern int (*PicoScanEnd)(unsigned int num);\r
// utility\r
#ifdef _ASM_DRAW_C\r
-void *blockcpy(void *dst, const void *src, size_t n);\r
-#else\r
-#define blockcpy memcpy\r
+void vidConvCpyRGB565(void *to, void *from, int pixels);\r
#endif\r
+extern int PicoDrawMask;\r
+#define PDRAW_LAYERB_ON (1<<2)\r
+#define PDRAW_LAYERA_ON (1<<3)\r
+#define PDRAW_SPRITES_LOW_ON (1<<4)\r
+#define PDRAW_SPRITES_HI_ON (1<<7)\r
+// internals\r
+#define PDRAW_SPRITES_MOVED (1<<0) // (asm)\r
+#define PDRAW_WND_DIFF_PRIO (1<<1) // not all window tiles use same priority\r
+#define PDRAW_ACC_SPRITES (1<<2) // accurate sprites (copied from PicoOpt)\r
+#define PDRAW_INTERLACE (1<<3)\r
+#define PDRAW_DIRTY_SPRITES (1<<4) // (asm)\r
+#define PDRAW_SONIC_MODE (1<<5) // mid-frame palette changes for 8bit renderer\r
+#define PDRAW_PLANE_HI_PRIO (1<<6) // have layer with all hi prio tiles (mk3)\r
+#define PDRAW_SHHI_DONE (1<<7) // layer sh/hi already processed\r
+extern int rendstatus;\r
+extern unsigned short HighPal[0x100];\r
\r
// Draw2.c\r
// stuff below is optional\r
+extern unsigned char *PicoDraw2FB; // buffer for fast renderer in format (8+320)x(8+224+8) (eights for borders)\r
extern unsigned short *PicoCramHigh; // pointer to CRAM buff (0x40 shorts), converted to native device color (works only with 16bit for now)\r
extern void (*PicoPrepareCram)(); // prepares PicoCramHigh for renderer to use\r
\r
// sound.c\r
extern int PsndRate,PsndLen;\r
extern short *PsndOut;\r
-void sound_reset();\r
-void sound_rerate();\r
-void z80_pack(unsigned char *data);\r
-void z80_unpack(unsigned char *data);\r
-void z80_reset();\r
+extern void (*PsndMix_32_to_16l)(short *dest, int *src, int count);\r
+void PsndRerate(int preserve_state);\r
\r
// Utils.c\r
extern int PicuAnd;\r