\r
\r
static short __attribute__((aligned(4))) sndBuffer[2*44100/50];\r
-char cpu_clk_name[] = "unused";\r
-const char *renderer_names_[] = { "16bit accurate", " 8bit accurate", " 8bit fast", NULL };\r
-const char *renderer_names32x_[] = { "accurate", "faster ", "fastest ", NULL };\r
-const char **renderer_names = renderer_names_;\r
-const char **renderer_names32x = renderer_names32x_;\r
+const char *renderer_names[] = { "16bit accurate", " 8bit accurate", " 8bit fast", NULL };\r
+const char *renderer_names32x[] = { "accurate", "faster", "fastest", NULL };\r
enum renderer_types { RT_16BIT, RT_8BIT_ACC, RT_8BIT_FAST, RT_COUNT };\r
\r
\r
\r
static void apply_renderer(void)\r
{\r
- PicoScanBegin = NULL;\r
- PicoScanEnd = NULL;\r
-\r
switch (currentConfig.renderer) {\r
case RT_16BIT:\r
PicoOpt &= ~POPT_ALT_RENDERER;\r
PicoDraw32xSetFrameMode(1, only_32x);\r
PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\r
}\r
+ //PicoDraw32xSetFrameMode(0, 0);\r
+ //PicoDrawSetOutFormat(PDF_RGB555, 1);\r
}\r
\r
void plat_video_toggle_renderer(int change, int is_menu)\r
\r
void plat_video_menu_begin(void)\r
{\r
- memcpy32(g_screen_ptr, g_menubg_ptr, g_screen_width * g_screen_height * 2 / 4);\r
+ g_menuscreen_ptr = g_screen_ptr;\r
}\r
\r
void plat_video_menu_end(void)\r
{\r
}\r
\r
-void pemu_forced_frame(int opts)\r
+void pemu_forced_frame(int no_scale, int do_emu)\r
{\r
- int po_old = PicoOpt;\r
- int eo_old = currentConfig.EmuOpt;\r
-\r
- PicoOpt &= ~POPT_ALT_RENDERER;\r
- PicoOpt |= opts|POPT_ACC_SPRITES; // acc_sprites\r
-\r
- PicoDrawSetOutFormat(PDF_RGB555, 0);\r
-\r
+ PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\r
+ PicoDraw32xSetFrameMode(0, 0);\r
+ PicoDrawSetCallbacks(NULL, NULL);\r
Pico.m.dirtyPal = 1;\r
- PicoFrameDrawOnly();\r
\r
- PicoOpt = po_old;\r
- currentConfig.EmuOpt = eo_old;\r
+ emu_cmn_forced_frame(no_scale, do_emu);\r
+\r
+ g_menubg_src_ptr = g_screen_ptr;\r
}\r
\r
-static void updateSound(int len)\r
+static void oss_write_nonblocking(int len)\r
{\r
- len <<= 1;\r
- if (PicoOpt & POPT_EN_STEREO)\r
- len <<= 1;\r
-\r
+ // sndout_oss_can_write() is not reliable, only use with no_frmlimit\r
if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && !sndout_oss_can_write(len))\r
return;\r
\r
- /* avoid writing audio when lagging behind to prevent audio lag */\r
- if (PicoSkipFrame != 2)\r
- sndout_oss_write(PsndOut, len);\r
+ sndout_oss_write_nb(PsndOut, len);\r
}\r
\r
void pemu_sound_start(void)\r
{\r
- int target_fps = Pico.m.pal ? 50 : 60;\r
-\r
PsndOut = NULL;\r
\r
if (currentConfig.EmuOpt & EOPT_EN_SOUND)\r
{\r
- int snd_excess_add, frame_samples;\r
int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;\r
\r
PsndRerate(Pico.m.frame_count ? 1 : 0);\r
\r
- frame_samples = PsndLen;\r
- snd_excess_add = ((PsndRate - PsndLen * target_fps)<<16) / target_fps;\r
- if (snd_excess_add != 0)\r
- frame_samples++;\r
-\r
- printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",\r
- PsndRate, PsndLen, snd_excess_add, is_stereo, Pico.m.pal);\r
- sndout_oss_start(PsndRate, frame_samples, is_stereo);\r
+ printf("starting audio: %i len: %i stereo: %i, pal: %i\n",\r
+ PsndRate, PsndLen, is_stereo, Pico.m.pal);\r
+ sndout_oss_start(PsndRate, is_stereo, 1);\r
sndout_oss_setvol(currentConfig.volume, currentConfig.volume);\r
- PicoWriteSound = updateSound;\r
+ PicoWriteSound = oss_write_nonblocking;\r
plat_update_volume(0, 0);\r
memset(sndBuffer, 0, sizeof(sndBuffer));\r
PsndOut = sndBuffer;\r
\r
void pemu_loop_end(void)\r
{\r
- int po_old = PicoOpt;\r
- int eo_old = currentConfig.EmuOpt;\r
-\r
pemu_sound_stop();\r
- memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);\r
\r
/* do one more frame for menu bg */\r
- PicoOpt &= ~POPT_ALT_RENDERER;\r
- PicoOpt |= POPT_EN_SOFTSCALE|POPT_ACC_SPRITES;\r
-\r
- PicoDrawSetOutFormat(PDF_RGB555, 0);\r
- Pico.m.dirtyPal = 1;\r
- PicoFrame();\r
-\r
- PicoOpt = po_old;\r
- currentConfig.EmuOpt = eo_old;\r
+ pemu_forced_frame(0, 1);\r
}\r
\r
void plat_wait_till_us(unsigned int us_to)\r
}\r
}\r
\r
-const char *plat_get_credits(void)\r
-{\r
- return "PicoDrive v" VERSION " (c) notaz, 2006-2009\n\n\n"\r
- "Credits:\n"\r
- "fDave: Cyclone 68000 core,\n"\r
- " base code of PicoDrive\n"\r
- "Reesy & FluBBa: DrZ80 core\n"\r
- "MAME devs: YM2612 and SN76496 cores\n"\r
- "rlyeh and others: minimal SDK\n"\r
- "Squidge: mmuhack\n"\r
- "Dzz: ARM940 sample\n"\r
- "GnoStiC / Puck2099: USB joy code\n"\r
- "craigix: GP2X hardware\n"\r
- "ketchupgun: skin design\n"\r
- "\n"\r
- "special thanks (for docs, ideas):\n"\r
- " Charles MacDonald, Haze,\n"\r
- " Stephane Dallongeville,\n"\r
- " Lordus, Exophase, Rokas,\n"\r
- " Nemesis, Tasco Deluxe";\r
-}\r