4 #include "../common/lprintf.h"
5 #include "../common/plat.h"
6 #include "../common/emu.h"
7 #include "../../pico/pico.h"
13 static unsigned short screen_buff[320 * 240];
14 static unsigned char PicoDraw2FB_[(8+320) * (8+240+8)];
15 unsigned char *PicoDraw2FB = PicoDraw2FB_;
17 char cpu_clk_name[] = "unused";
21 g_screen_ptr = (void *)screen_buff;
24 int plat_is_dir(const char *path)
26 return (GetFileAttributes(path) & FILE_ATTRIBUTE_DIRECTORY) ? 1 : 0;
29 unsigned int plat_get_ticks_ms(void)
31 return GetTickCount();
34 unsigned int plat_get_ticks_us(void)
36 // XXX: maybe performance counters?
37 return GetTickCount() * 1000;
40 void plat_wait_till_us(unsigned int us)
42 int msdiff = (int)(us - plat_get_ticks_us()) / 1000;
45 while (plat_get_ticks_us() < us)
49 void plat_sleep_ms(int ms)
54 int plat_wait_event(int *fds_hnds, int count, int timeout_ms)
59 void pemu_prep_defconfig(void)
61 memset(&defaultConfig, 0, sizeof(defaultConfig));
62 defaultConfig.s_PicoOpt|= POPT_6BTN_PAD; // for xmen proto
63 defaultConfig.s_PicoCDBuffers = 0;
64 defaultConfig.Frameskip = 0;
67 void pemu_validate_config(void)
71 static int EmuScanBegin16(unsigned int num)
73 DrawLineDest = (unsigned short *) g_screen_ptr + g_screen_width * num;
78 void pemu_loop_prep(void)
80 PicoDrawSetColorFormat(1);
81 PicoScanBegin = EmuScanBegin16;
85 void pemu_loop_end(void)
90 void pemu_forced_frame(int opts)
94 void pemu_update_display(const char *fps, const char *notice_msg)
96 DirectScreen(g_screen_ptr);
100 void plat_video_wait_vsync(void)
104 void plat_video_toggle_renderer(int is_next, int force_16bpp, int is_menu)
106 // this will auto-select SMS/32X renderers
107 PicoDrawSetColorFormat(1);
110 void emu_video_mode_change(int start_line, int line_count, int is_32cols)
112 EmuScreenRect.left = is_32cols ? 32 : 0;
113 EmuScreenRect.right = is_32cols ? 256+32 : 320;
114 EmuScreenRect.top = start_line;
115 EmuScreenRect.bottom = start_line + line_count;
117 PostMessage(FrameWnd, WM_COMMAND, 0x20000 | 2000, 0);
120 static int sndbuff[2*44100/50/2 + 4];
122 static void update_sound(int len)
124 /* avoid writing audio when lagging behind to prevent audio lag */
125 if (PicoSkipFrame != 2)
126 DSoundUpdate(sndbuff, (currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) ? 0 : 1);
129 void pemu_sound_start(void)
134 currentConfig.EmuOpt &= ~EOPT_EXT_FRMLIMIT;
136 // prepare sound stuff
137 if (currentConfig.EmuOpt & EOPT_EN_SOUND)
141 ret = DSoundInit(FrameWnd, PsndRate, (PicoOpt & POPT_EN_STEREO) ? 1 : 0, PsndLen);
143 lprintf("dsound init failed\n");
147 PsndOut = (void *)sndbuff;
148 PicoWriteSound = update_sound;
149 currentConfig.EmuOpt |= EOPT_EXT_FRMLIMIT;
153 void pemu_sound_stop(void)
158 void pemu_sound_wait(void)
162 int plat_get_root_dir(char *dst, int len)
166 ml = GetModuleFileName(NULL, dst, len);
167 while (ml > 0 && dst[ml] != '\\')
176 void plat_status_msg_busy_first(const char *msg)
180 void plat_status_msg_busy_next(const char *msg)
184 void plat_status_msg_clear(void)
188 void plat_video_menu_enter(int is_rom_loaded)
192 void plat_video_menu_begin(void)
196 void plat_video_menu_end(void)
200 void plat_update_volume(int has_changed, int is_up)
204 const char *plat_get_credits(void)
206 return "PicoDrive v" VERSION " minibeta (c) notaz, 2006-2009\n\n"
208 "fDave: base code of PicoDrive\n"
211 "MAME devs: YM2612, SN76496 and SH2 cores\n"
212 "Stéphane Dallongeville: base of Fame/C (C68K), CZ80\n\n"
213 "Special thanks (ideas, valuable information and stuff):\n"
214 "Charles MacDonald, Eke, Exophase, Haze, Lordus, Nemesis,\n"
215 "Pierpaolo Prazzoli, Rokas, Steve Snake, Tasco Deluxe.\n";
218 void plat_debug_cat(char *str)
223 int mp3_get_bitrate(FILE *f, int size)
228 void mp3_start_play(FILE *f, int pos)
232 void mp3_update(int *buffer, int length, int stereo)
237 void lprintf(const char *fmt, ...)
243 vsnprintf(buf, sizeof(buf), fmt, val);
245 OutputDebugString(buf);
250 int alphasort() { return 0; }
251 int scandir() { return 0; }