2 // -------------------- Pico Library --------------------
\r
4 // Pico Library - Header File
\r
6 // (c) Copyright 2004 Dave, All rights reserved.
\r
7 // (c) Copyright 2006-2009 notaz, All rights reserved.
\r
8 // Free for non-commercial use.
\r
10 // For commercial use, separate licencing terms must be obtained.
\r
17 // port-specific compile-time settings
\r
18 #include <port_config.h>
\r
24 // external funcs for Sega/Mega CD
\r
25 extern int mp3_get_bitrate(FILE *f, int size);
\r
26 extern void mp3_start_play(FILE *f, int pos);
\r
27 extern void mp3_update(int *buffer, int length, int stereo);
\r
29 // this function should write-back d-cache and invalidate i-cache
\r
30 // on a mem region [start_addr, end_addr)
\r
31 // used by SVP dynarec
\r
32 extern void cache_flush_d_inval_i(const void *start_addr, const void *end_addr);
\r
34 // this one should handle display mode changes
\r
35 extern void emu_video_mode_change(int start_line, int line_count, int is_32cols);
\r
38 #define POPT_EN_FM (1<< 0) // 00 000x
\r
39 #define POPT_EN_PSG (1<< 1)
\r
40 #define POPT_EN_Z80 (1<< 2)
\r
41 #define POPT_EN_STEREO (1<< 3)
\r
42 #define POPT_ALT_RENDERER (1<< 4) // 00 00x0
\r
43 #define POPT_6BTN_PAD (1<< 5)
\r
45 #define POPT_ACC_SPRITES (1<< 7)
\r
46 #define POPT_DIS_32C_BORDER (1<< 8) // 00 0x00
\r
47 #define POPT_EXT_FM (1<< 9)
\r
48 #define POPT_EN_MCD_PCM (1<<10)
\r
49 #define POPT_EN_MCD_CDDA (1<<11)
\r
50 #define POPT_EN_MCD_GFX (1<<12) // 00 x000
\r
51 #define POPT_EN_MCD_PSYNC (1<<13)
\r
52 #define POPT_EN_SOFTSCALE (1<<14)
\r
53 #define POPT_EN_MCD_RAMCART (1<<15)
\r
54 #define POPT_DIS_VDP_FIFO (1<<16) // 0x 0000
\r
55 #define POPT_EN_SVP_DRC (1<<17)
\r
56 #define POPT_DIS_SPRITE_LIM (1<<18)
\r
57 #define POPT_DIS_IDLE_DET (1<<19)
\r
58 extern int PicoOpt; // bitfield
\r
59 #define PAHW_MCD (1<<0)
\r
60 #define PAHW_32X (1<<1)
\r
61 #define PAHW_SVP (1<<2)
\r
62 #define PAHW_PICO (1<<3)
\r
63 #define PAHW_SMS (1<<4)
\r
64 extern int PicoAHW; // Pico active hw
\r
66 extern int PicoSkipFrame; // skip rendering frame, but still do sound (if enabled) and emulation stuff
\r
67 extern int PicoRegionOverride; // override the region detection 0: auto, 1: Japan NTSC, 2: Japan PAL, 4: US, 8: Europe
\r
68 extern int PicoAutoRgnOrder; // packed priority list of regions, for example 0x148 means this detection order: EUR, USA, JAP
\r
69 extern int PicoSVPCycles;
\r
70 void PicoInit(void);
\r
71 void PicoExit(void);
\r
72 void PicoPower(void);
\r
73 int PicoReset(void);
\r
74 void PicoFrame(void);
\r
75 void PicoFrameDrawOnly(void);
\r
76 extern int PicoPad[2]; // Joypads, format is MXYZ SACB RLDU
\r
77 extern void (*PicoWriteSound)(int len); // called once per frame at the best time to send sound buffer (PsndOut) to hardware
\r
78 extern void (*PicoMessage)(const char *msg); // callback to output text message from emu
\r
79 typedef enum { PI_ROM, PI_ISPAL, PI_IS40_CELL, PI_IS240_LINES } pint_t;
\r
80 typedef union { int vint; void *vptr; } pint_ret_t;
\r
81 void PicoGetInternal(pint_t which, pint_ret_t *ret);
\r
84 extern void (*PicoMCDopenTray)(void);
\r
85 extern void (*PicoMCDcloseTray)(void);
\r
86 extern int PicoCDBuffers;
\r
89 #define XPCM_BUFFER_SIZE (320+160)
\r
95 int fifo_bytes; // bytes in FIFO
\r
96 int fifo_bytes_prev;
\r
97 int fifo_line_bytes; // float part, << 16
\r
99 unsigned short r1, r12;
\r
100 unsigned char xpcm_buffer[XPCM_BUFFER_SIZE+4];
\r
101 unsigned char *xpcm_ptr;
\r
103 extern picohw_state PicoPicohw;
\r
106 int PicoState(const char *fname, int is_save);
\r
107 int PicoStateLoadVDP(const char *fname);
\r
108 extern void (*PicoStateProgressCB)(const char *str);
\r
111 int PicoCdLoadStateGfx(void *file);
\r
114 void PicoCDBufferInit(void);
\r
115 void PicoCDBufferFree(void);
\r
116 void PicoCDBufferFlush(void);
\r
119 int Insert_CD(const char *cdimg_name, int type);
\r
120 void Stop_CD(void); // releases all resources taken when CD game was started.
\r
125 PMT_UNCOMPRESSED = 0,
\r
131 void *file; /* file handle */
\r
132 void *param; /* additional file related field */
\r
133 unsigned int size; /* size */
\r
137 pm_file *pm_open(const char *path);
\r
138 size_t pm_read(void *ptr, size_t bytes, pm_file *stream);
\r
139 int pm_seek(pm_file *stream, long offset, int whence);
\r
140 int pm_close(pm_file *fp);
\r
141 int PicoCartLoad(pm_file *f,unsigned char **prom,unsigned int *psize,int is_sms);
\r
142 int PicoCartInsert(unsigned char *rom,unsigned int romsize);
\r
143 void Byteswap(unsigned char *data,int len);
\r
144 void PicoCartUnload(void);
\r
145 extern void (*PicoCartLoadProgressCB)(int percent);
\r
146 extern void (*PicoCDLoadProgressCB)(const char *fname, int percent);
\r
149 void PicoDrawSetColorFormat(int which); // 0=BGR444, 1=RGB555, 2=8bit(HighPal pal)
\r
150 extern void *DrawLineDest;
\r
151 #if OVERRIDE_HIGHCOL
\r
152 extern unsigned char *HighCol;
\r
154 extern unsigned char HighCol[8+320+8];
\r
156 extern int (*PicoScanBegin)(unsigned int num);
\r
157 extern int (*PicoScanEnd)(unsigned int num);
\r
160 void vidConvCpyRGB565(void *to, void *from, int pixels);
\r
162 void PicoDoHighPal555(int sh);
\r
163 extern int PicoDrawMask;
\r
164 #define PDRAW_LAYERB_ON (1<<2)
\r
165 #define PDRAW_LAYERA_ON (1<<3)
\r
166 #define PDRAW_SPRITES_LOW_ON (1<<4)
\r
167 #define PDRAW_SPRITES_HI_ON (1<<7)
\r
169 #define PDRAW_SPRITES_MOVED (1<<0) // (asm)
\r
170 #define PDRAW_WND_DIFF_PRIO (1<<1) // not all window tiles use same priority
\r
171 #define PDRAW_SPR_LO_ON_HI (1<<2) // seen sprites without layer pri bit ontop spr. with that bit
\r
172 #define PDRAW_INTERLACE (1<<3)
\r
173 #define PDRAW_DIRTY_SPRITES (1<<4) // (asm)
\r
174 #define PDRAW_SONIC_MODE (1<<5) // mid-frame palette changes for 8bit renderer
\r
175 #define PDRAW_PLANE_HI_PRIO (1<<6) // have layer with all hi prio tiles (mk3)
\r
176 #define PDRAW_SHHI_DONE (1<<7) // layer sh/hi already processed
\r
177 #define PDRAW_240LINES (1<<8) // 240 line display (224 if not set)
\r
178 extern int rendstatus, rendstatus_old;
\r
179 extern unsigned short HighPal[0x100];
\r
182 // stuff below is optional
\r
183 extern unsigned char *PicoDraw2FB; // buffer for fast renderer in format (8+320)x(8+224+8) (eights for borders)
\r
184 extern unsigned short *PicoCramHigh; // pointer to CRAM buff (0x40 shorts), converted to native device color (works only with 16bit for now)
\r
185 extern void (*PicoPrepareCram)(); // prepares PicoCramHigh for renderer to use
\r
188 extern int PsndRate,PsndLen;
\r
189 extern short *PsndOut;
\r
190 extern void (*PsndMix_32_to_16l)(short *dest, int *src, int count);
\r
191 void PsndRerate(int preserve_state);
\r
194 extern int PicuAnd;
\r
195 int PicuQuick(unsigned short *dest,unsigned short *src);
\r
196 int PicuShrink(unsigned short *dest,int destLen,unsigned short *src,int srcLen);
\r
197 int PicuShrinkReverse(unsigned short *dest,int destLen,unsigned short *src,int srcLen);
\r
198 int PicuMerge(unsigned short *dest,int destLen,unsigned short *src,int srcLen);
\r
201 } // End of extern "C"
\r