8b99ab90 |
1 | // (c) Copyright 2007 notaz, All rights reserved. |
2 | // Free for non-commercial use. |
3 | |
4 | // For commercial use, separate licencing terms must be obtained. |
5 | |
1820b5a7 |
6 | #include <sys/stat.h> |
7 | #include <sys/types.h> |
8 | #include <sys/syslimits.h> // PATH_MAX |
9 | |
7d4906bf |
10 | #include <pspthreadman.h> |
70357ce5 |
11 | #include <pspdisplay.h> |
9112b6ce |
12 | #include <psputils.h> |
13 | #include <pspgu.h> |
a4221917 |
14 | #include <pspaudio.h> |
7d4906bf |
15 | |
16 | #include "psp.h" |
17 | #include "menu.h" |
18 | #include "emu.h" |
b542be46 |
19 | #include "mp3.h" |
2445b7cb |
20 | #include "asm_utils.h" |
7d4906bf |
21 | #include "../common/emu.h" |
22 | #include "../common/lprintf.h" |
1820b5a7 |
23 | #include "../../Pico/PicoInt.h" |
24 | |
9dc09829 |
25 | #define OSD_FPS_X 432 |
7d4906bf |
26 | |
a4221917 |
27 | // additional pspaudio imports, credits to crazyc |
28 | int sceAudio_38553111(unsigned short samples, unsigned short freq, char unknown); // play with conversion? |
29 | int sceAudio_5C37C0AE(void); // end play? |
30 | int sceAudio_E0727056(int volume, void *buffer); // blocking output |
31 | int sceAudioOutput2GetRestSample(); |
32 | |
33 | |
1820b5a7 |
34 | char romFileName[PATH_MAX]; |
9112b6ce |
35 | unsigned char *PicoDraw2FB = (unsigned char *)VRAM_CACHED_STUFF + 8; // +8 to be able to skip border with 1 quadword.. |
ff6b7429 |
36 | int engineState = PGS_Menu; |
1820b5a7 |
37 | |
7d4906bf |
38 | static int combo_keys = 0, combo_acts = 0; // keys and actions which need button combos |
39 | static unsigned int noticeMsgTime = 0; |
40 | int reset_timing = 0; // do we need this? |
41 | |
42 | |
a4221917 |
43 | static void sound_init(void); |
44 | static void sound_deinit(void); |
3ec29f01 |
45 | static void blit2(const char *fps, const char *notice, int lagging_behind); |
7d4906bf |
46 | static void clearArea(int full); |
1820b5a7 |
47 | |
48 | void emu_noticeMsgUpdated(void) |
49 | { |
7d4906bf |
50 | noticeMsgTime = sceKernelGetSystemTimeLow(); |
1820b5a7 |
51 | } |
52 | |
53 | void emu_getMainDir(char *dst, int len) |
54 | { |
7d4906bf |
55 | if (len > 0) *dst = 0; |
1820b5a7 |
56 | } |
57 | |
8022f53d |
58 | static void osd_text(int x, const char *text, int is_active, int clear_all) |
1820b5a7 |
59 | { |
8ab3e3c1 |
60 | unsigned short *screen = is_active ? psp_video_get_active_fb() : psp_screen; |
8022f53d |
61 | int len = clear_all ? (480 / 2) : (strlen(text) * 8 / 2); |
8ab3e3c1 |
62 | int *p, h; |
63 | void *tmp; |
64 | for (h = 0; h < 8; h++) { |
65 | p = (int *) (screen+x+512*(264+h)); |
66 | p = (int *) ((int)p & ~3); // align |
b542be46 |
67 | memset32_uncached(p, 0, len); |
8ab3e3c1 |
68 | } |
69 | if (is_active) { tmp = psp_screen; psp_screen = screen; } // nasty pointer tricks |
70 | emu_textOut16(x, 264, text); |
71 | if (is_active) psp_screen = tmp; |
72 | } |
7d4906bf |
73 | |
8ab3e3c1 |
74 | void emu_msg_cb(const char *msg) |
75 | { |
8022f53d |
76 | osd_text(4, msg, 1, 1); |
7d4906bf |
77 | noticeMsgTime = sceKernelGetSystemTimeLow() - 2000000; |
78 | |
79 | /* assumption: emu_msg_cb gets called only when something slow is about to happen */ |
80 | reset_timing = 1; |
1820b5a7 |
81 | } |
82 | |
7d4906bf |
83 | static void emu_msg_tray_open(void) |
1820b5a7 |
84 | { |
7d4906bf |
85 | strcpy(noticeMsg, "CD tray opened"); |
86 | noticeMsgTime = sceKernelGetSystemTimeLow(); |
1820b5a7 |
87 | } |
88 | |
7d4906bf |
89 | |
1820b5a7 |
90 | void emu_Init(void) |
91 | { |
92 | // make dirs for saves, cfgs, etc. |
93 | mkdir("mds", 0777); |
94 | mkdir("srm", 0777); |
95 | mkdir("brm", 0777); |
96 | mkdir("cfg", 0777); |
97 | |
a4221917 |
98 | sound_init(); |
99 | |
1820b5a7 |
100 | PicoInit(); |
7d4906bf |
101 | PicoMessage = emu_msg_cb; |
102 | PicoMCDopenTray = emu_msg_tray_open; |
103 | PicoMCDcloseTray = menu_loop_tray; |
1820b5a7 |
104 | } |
105 | |
106 | void emu_Deinit(void) |
107 | { |
108 | // save SRAM |
7d4906bf |
109 | if ((currentConfig.EmuOpt & 1) && SRam.changed) { |
1820b5a7 |
110 | emu_SaveLoadGame(0, 1); |
111 | SRam.changed = 0; |
112 | } |
113 | |
114 | if (!(currentConfig.EmuOpt & 0x20)) { |
115 | FILE *f = fopen(PicoConfigFile, "r+b"); |
116 | if (!f) emu_WriteConfig(0); |
117 | else { |
118 | // if we already have config, reload it, except last ROM |
119 | fseek(f, sizeof(currentConfig.lastRomFile), SEEK_SET); |
120 | fread(¤tConfig.EmuOpt, 1, sizeof(currentConfig) - sizeof(currentConfig.lastRomFile), f); |
121 | fseek(f, 0, SEEK_SET); |
122 | fwrite(¤tConfig, 1, sizeof(currentConfig), f); |
123 | fflush(f); |
124 | fclose(f); |
125 | } |
126 | } |
7d4906bf |
127 | |
1820b5a7 |
128 | PicoExit(); |
a4221917 |
129 | sound_deinit(); |
1820b5a7 |
130 | } |
131 | |
7d4906bf |
132 | void emu_setDefaultConfig(void) |
133 | { |
134 | memset(¤tConfig, 0, sizeof(currentConfig)); |
135 | currentConfig.lastRomFile[0] = 0; |
b542be46 |
136 | currentConfig.EmuOpt = 0x1d | 0x680; // | confirm_save, cd_leds, acc rend |
137 | currentConfig.PicoOpt = 0x0f | 0x1c00; // | gfx_cd, cd_pcm, cd_cdda |
7d4906bf |
138 | currentConfig.PsndRate = 22050; |
139 | currentConfig.PicoRegion = 0; // auto |
140 | currentConfig.PicoAutoRgnOrder = 0x184; // US, EU, JP |
141 | currentConfig.Frameskip = -1; // auto |
142 | currentConfig.volume = 50; |
3ec29f01 |
143 | currentConfig.CPUclock = 333; |
7d4906bf |
144 | currentConfig.KeyBinds[ 4] = 1<<0; // SACB RLDU |
145 | currentConfig.KeyBinds[ 6] = 1<<1; |
146 | currentConfig.KeyBinds[ 7] = 1<<2; |
147 | currentConfig.KeyBinds[ 5] = 1<<3; |
148 | currentConfig.KeyBinds[14] = 1<<4; |
149 | currentConfig.KeyBinds[13] = 1<<5; |
150 | currentConfig.KeyBinds[15] = 1<<6; |
151 | currentConfig.KeyBinds[ 3] = 1<<7; |
9d917eea |
152 | currentConfig.KeyBinds[12] = 1<<26; // switch rnd |
7d4906bf |
153 | currentConfig.KeyBinds[ 8] = 1<<27; // save state |
154 | currentConfig.KeyBinds[ 9] = 1<<28; // load state |
9caf44b5 |
155 | currentConfig.KeyBinds[28] = 1<<0; // num "buttons" |
156 | currentConfig.KeyBinds[30] = 1<<1; |
157 | currentConfig.KeyBinds[31] = 1<<2; |
158 | currentConfig.KeyBinds[29] = 1<<3; |
8022f53d |
159 | currentConfig.PicoCDBuffers = 64; |
9caf44b5 |
160 | currentConfig.scaling = 1; // bilinear filtering for psp |
161 | currentConfig.scale = 1.20; // fullscreen |
162 | currentConfig.hscale40 = 1.25; |
163 | currentConfig.hscale32 = 1.56; |
7d4906bf |
164 | } |
165 | |
166 | |
8ab3e3c1 |
167 | extern void amips_clut(unsigned short *dst, unsigned char *src, unsigned short *pal, int count); |
9112b6ce |
168 | |
169 | struct Vertex |
170 | { |
171 | short u,v; |
172 | short x,y,z; |
173 | }; |
174 | |
8ab3e3c1 |
175 | static struct Vertex __attribute__((aligned(4))) g_vertices[2]; |
176 | static unsigned short __attribute__((aligned(16))) localPal[0x100]; |
177 | static int dynamic_palette = 0, need_pal_upload = 0, blit_16bit_mode = 0; |
178 | static int fbimg_offs = 0; |
179 | |
180 | static void set_scaling_params(void) |
9112b6ce |
181 | { |
b542be46 |
182 | int src_width, fbimg_width, fbimg_height, fbimg_xoffs, fbimg_yoffs, border_hack = 0; |
8ab3e3c1 |
183 | g_vertices[0].x = g_vertices[0].y = |
184 | g_vertices[0].z = g_vertices[1].z = 0; |
185 | |
186 | fbimg_height = (int)(240.0 * currentConfig.scale + 0.5); |
187 | if (Pico.video.reg[12] & 1) { |
188 | fbimg_width = (int)(320.0 * currentConfig.scale * currentConfig.hscale40 + 0.5); |
189 | src_width = 320; |
190 | } else { |
191 | fbimg_width = (int)(256.0 * currentConfig.scale * currentConfig.hscale32 + 0.5); |
192 | src_width = 256; |
193 | } |
9112b6ce |
194 | |
b542be46 |
195 | if (fbimg_width & 1) fbimg_width++; // make even |
196 | if (fbimg_height & 1) fbimg_height++; |
197 | |
8ab3e3c1 |
198 | if (fbimg_width >= 480) { |
199 | g_vertices[0].u = (fbimg_width-480)/2; |
b542be46 |
200 | g_vertices[1].u = src_width - (fbimg_width-480)/2 - 1; |
8ab3e3c1 |
201 | fbimg_width = 480; |
202 | fbimg_xoffs = 0; |
203 | } else { |
204 | g_vertices[0].u = 0; |
205 | g_vertices[1].u = src_width; |
206 | fbimg_xoffs = 240 - fbimg_width/2; |
207 | } |
c6196c0f |
208 | if (fbimg_width > 320 && fbimg_width <= 480) border_hack = 1; |
8ab3e3c1 |
209 | |
210 | if (fbimg_height >= 272) { |
211 | g_vertices[0].v = (fbimg_height-272)/2; |
212 | g_vertices[1].v = 240 - (fbimg_height-272)/2; |
213 | fbimg_height = 272; |
214 | fbimg_yoffs = 0; |
215 | } else { |
216 | g_vertices[0].v = 0; |
217 | g_vertices[1].v = 240; |
218 | fbimg_yoffs = 136 - fbimg_height/2; |
219 | } |
220 | |
221 | g_vertices[1].x = fbimg_width; |
222 | g_vertices[1].y = fbimg_height; |
223 | if (fbimg_xoffs < 0) fbimg_xoffs = 0; |
224 | if (fbimg_yoffs < 0) fbimg_yoffs = 0; |
b542be46 |
225 | if (border_hack) { |
226 | g_vertices[0].u++; |
227 | g_vertices[0].x++; |
228 | g_vertices[1].u--; |
229 | g_vertices[1].x--; |
230 | } |
8ab3e3c1 |
231 | fbimg_offs = (fbimg_yoffs*512 + fbimg_xoffs) * 2; // dst is always 16bit |
232 | |
80db4442 |
233 | /* |
8ab3e3c1 |
234 | lprintf("set_scaling_params:\n"); |
235 | lprintf("offs: %i, %i\n", fbimg_xoffs, fbimg_yoffs); |
236 | lprintf("xy0, xy1: %i, %i; %i, %i\n", g_vertices[0].x, g_vertices[0].y, g_vertices[1].x, g_vertices[1].y); |
237 | lprintf("uv0, uv1: %i, %i; %i, %i\n", g_vertices[0].u, g_vertices[0].v, g_vertices[1].u, g_vertices[1].v); |
80db4442 |
238 | */ |
9112b6ce |
239 | } |
240 | |
80db4442 |
241 | static void do_pal_update(int allow_sh) |
7d4906bf |
242 | { |
8ab3e3c1 |
243 | unsigned int *dpal=(void *)localPal; |
244 | int i; |
9112b6ce |
245 | |
2445b7cb |
246 | //for (i = 0x3f/2; i >= 0; i--) |
247 | // dpal[i] = ((spal[i]&0x000f000f)<< 1)|((spal[i]&0x00f000f0)<<3)|((spal[i]&0x0f000f00)<<4); |
248 | do_pal_convert(localPal, Pico.cram, currentConfig.gamma); |
9112b6ce |
249 | |
80db4442 |
250 | if (allow_sh && (Pico.video.reg[0xC]&8)) // shadow/hilight? |
8ab3e3c1 |
251 | { |
252 | // shadowed pixels |
9112b6ce |
253 | for (i = 0x3f/2; i >= 0; i--) |
2445b7cb |
254 | dpal[0x20|i] = dpal[0x60|i] = (dpal[i]>>1)&0x7bcf7bcf; |
8ab3e3c1 |
255 | // hilighted pixels |
256 | for (i = 0x3f; i >= 0; i--) { |
2445b7cb |
257 | int t=localPal[i]&0xf79e;t+=0x4208; |
258 | if (t&0x20) t|=0x1e; |
259 | if (t&0x800) t|=0x780; |
260 | if (t&0x10000) t|=0xf000; |
261 | t&=0xf79e; |
8ab3e3c1 |
262 | localPal[0x80|i]=(unsigned short)t; |
263 | } |
264 | localPal[0xe0] = 0; |
9112b6ce |
265 | } |
8ab3e3c1 |
266 | Pico.m.dirtyPal = 0; |
267 | need_pal_upload = 1; |
268 | } |
9112b6ce |
269 | |
8ab3e3c1 |
270 | static void do_slowmode_lines(int line_to) |
271 | { |
272 | int line = 0, line_len = (Pico.video.reg[12]&1) ? 320 : 256; |
273 | unsigned short *dst = (unsigned short *)VRAM_STUFF + 512*240/2; |
274 | unsigned char *src = (unsigned char *)VRAM_CACHED_STUFF + 16; |
275 | if (!(Pico.video.reg[1]&8)) { line = 8; dst += 512*8; src += 512*8; } |
9112b6ce |
276 | |
8ab3e3c1 |
277 | for (; line < line_to; line++, dst+=512, src+=512) |
278 | amips_clut(dst, src, localPal, line_len); |
279 | } |
9112b6ce |
280 | |
8ab3e3c1 |
281 | static void EmuScanPrepare(void) |
282 | { |
283 | HighCol = (unsigned char *)VRAM_CACHED_STUFF + 8; |
284 | if (!(Pico.video.reg[1]&8)) HighCol += 8*512; |
9112b6ce |
285 | |
8ab3e3c1 |
286 | dynamic_palette = 0; |
287 | if (Pico.m.dirtyPal) |
80db4442 |
288 | do_pal_update(1); |
8ab3e3c1 |
289 | } |
290 | |
291 | static int EmuScanSlow(unsigned int num, void *sdata) |
292 | { |
293 | if (!(Pico.video.reg[1]&8)) num += 8; |
294 | |
295 | if (Pico.m.dirtyPal) { |
296 | if (!dynamic_palette) { |
297 | do_slowmode_lines(num); |
298 | dynamic_palette = 1; |
299 | } |
80db4442 |
300 | do_pal_update(1); |
8ab3e3c1 |
301 | } |
302 | |
303 | if (dynamic_palette) { |
304 | int line_len = (Pico.video.reg[12]&1) ? 320 : 256; |
305 | void *dst = (char *)VRAM_STUFF + 512*240 + 512*2*num; |
306 | amips_clut(dst, HighCol + 8, localPal, line_len); |
307 | } else |
308 | HighCol = (unsigned char *)VRAM_CACHED_STUFF + (num+1)*512 + 8; |
9112b6ce |
309 | |
7d4906bf |
310 | return 0; |
311 | } |
312 | |
8ab3e3c1 |
313 | static void blitscreen_clut(void) |
9112b6ce |
314 | { |
8ab3e3c1 |
315 | int offs = fbimg_offs; |
316 | offs += (psp_screen == VRAM_FB0) ? VRAMOFFS_FB0 : VRAMOFFS_FB1; |
9112b6ce |
317 | |
9112b6ce |
318 | sceGuSync(0,0); // sync with prev |
319 | sceGuStart(GU_DIRECT, guCmdList); |
8ab3e3c1 |
320 | sceGuDrawBuffer(GU_PSM_5650, (void *)offs, 512); // point to back buffer |
9112b6ce |
321 | |
8ab3e3c1 |
322 | if (dynamic_palette) |
323 | { |
324 | if (!blit_16bit_mode) { |
325 | sceGuTexMode(GU_PSM_5650, 0, 0, 0); |
326 | sceGuTexImage(0,512,512,512,(char *)VRAM_STUFF + 512*240); |
9112b6ce |
327 | |
8ab3e3c1 |
328 | blit_16bit_mode = 1; |
329 | } |
9112b6ce |
330 | } |
8ab3e3c1 |
331 | else |
9112b6ce |
332 | { |
8ab3e3c1 |
333 | if (blit_16bit_mode) { |
334 | sceGuClutMode(GU_PSM_5650,0,0xff,0); |
335 | sceGuTexMode(GU_PSM_T8,0,0,0); // 8-bit image |
336 | sceGuTexImage(0,512,512,512,(char *)VRAM_STUFF + 16); |
337 | blit_16bit_mode = 0; |
338 | } |
9112b6ce |
339 | |
8ab3e3c1 |
340 | if ((PicoOpt&0x10) && Pico.m.dirtyPal) |
80db4442 |
341 | do_pal_update(0); |
342 | |
343 | sceKernelDcacheWritebackAll(); |
9112b6ce |
344 | |
8ab3e3c1 |
345 | if (need_pal_upload) { |
346 | need_pal_upload = 0; |
347 | sceGuClutLoad((256/8), localPal); // upload 32*8 entries (256) |
348 | } |
349 | } |
7d4906bf |
350 | |
8ab3e3c1 |
351 | #if 1 |
352 | if (g_vertices[0].u == 0 && g_vertices[1].u == g_vertices[1].x) |
353 | { |
354 | struct Vertex* vertices; |
355 | int x; |
7d4906bf |
356 | |
8ab3e3c1 |
357 | #define SLICE_WIDTH 32 |
358 | for (x = 0; x < g_vertices[1].x; x += SLICE_WIDTH) |
359 | { |
360 | // render sprite |
361 | vertices = (struct Vertex*)sceGuGetMemory(2 * sizeof(struct Vertex)); |
362 | memcpy(vertices, g_vertices, 2 * sizeof(struct Vertex)); |
363 | vertices[0].u = vertices[0].x = x; |
364 | vertices[1].u = vertices[1].x = x + SLICE_WIDTH; |
365 | sceGuDrawArray(GU_SPRITES,GU_TEXTURE_16BIT|GU_VERTEX_16BIT|GU_TRANSFORM_2D,2,0,vertices); |
366 | } |
367 | // lprintf("listlen: %iB\n", sceGuCheckList()); // ~480 only |
7d4906bf |
368 | } |
8ab3e3c1 |
369 | else |
370 | #endif |
371 | sceGuDrawArray(GU_SPRITES,GU_TEXTURE_16BIT|GU_VERTEX_16BIT|GU_TRANSFORM_2D,2,0,g_vertices); |
372 | |
373 | sceGuFinish(); |
7d4906bf |
374 | } |
375 | |
376 | |
377 | static void cd_leds(void) |
378 | { |
9caf44b5 |
379 | unsigned int reg, col_g, col_r, *p; |
7d4906bf |
380 | |
9caf44b5 |
381 | reg = Pico_mcd->s68k_regs[0]; |
7d4906bf |
382 | |
383 | p = (unsigned int *)((short *)psp_screen + 512*2+4+2); |
9caf44b5 |
384 | col_g = (reg & 2) ? 0x06000600 : 0; |
385 | col_r = (reg & 1) ? 0x00180018 : 0; |
7d4906bf |
386 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 512/2 - 12/2; |
387 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 512/2 - 12/2; |
388 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; |
389 | } |
390 | |
b542be46 |
391 | #if 0 |
8ab3e3c1 |
392 | static void dbg_text(void) |
7d4906bf |
393 | { |
8ab3e3c1 |
394 | int *p, h, len; |
395 | char text[128]; |
7d4906bf |
396 | |
8ab3e3c1 |
397 | sprintf(text, "sl: %i, 16b: %i", g_vertices[0].u == 0 && g_vertices[1].u == g_vertices[1].x, blit_16bit_mode); |
398 | len = strlen(text) * 8 / 2; |
399 | for (h = 0; h < 8; h++) { |
400 | p = (int *) ((unsigned short *) psp_screen+2+512*(256+h)); |
401 | p = (int *) ((int)p & ~3); // align |
b542be46 |
402 | memset32_uncached(p, 0, len); |
7d4906bf |
403 | } |
8ab3e3c1 |
404 | emu_textOut16(2, 256, text); |
405 | } |
b542be46 |
406 | #endif |
8ab3e3c1 |
407 | |
408 | /* called after rendering is done, but frame emulation is not finished */ |
409 | void blit1(void) |
410 | { |
411 | if (PicoOpt&0x10) |
7d4906bf |
412 | { |
8ab3e3c1 |
413 | int i; |
414 | unsigned char *pd; |
415 | // clear top and bottom trash |
416 | for (pd = PicoDraw2FB+8, i = 8; i > 0; i--, pd += 512) |
417 | memset32((int *)pd, 0xe0e0e0e0, 320/4); |
418 | for (pd = PicoDraw2FB+512*232+8, i = 8; i > 0; i--, pd += 512) |
419 | memset32((int *)pd, 0xe0e0e0e0, 320/4); |
7d4906bf |
420 | } |
8ab3e3c1 |
421 | |
422 | blitscreen_clut(); |
423 | } |
424 | |
425 | |
3ec29f01 |
426 | static void blit2(const char *fps, const char *notice, int lagging_behind) |
8ab3e3c1 |
427 | { |
3ec29f01 |
428 | int vsync = 0, emu_opt = currentConfig.EmuOpt; |
7d4906bf |
429 | |
430 | if (notice || (emu_opt & 2)) { |
8022f53d |
431 | if (notice) osd_text(4, notice, 0, 0); |
432 | if (emu_opt & 2) osd_text(OSD_FPS_X, fps, 0, 0); |
7d4906bf |
433 | } |
434 | |
b542be46 |
435 | //dbg_text(); |
8ab3e3c1 |
436 | |
7d4906bf |
437 | if ((emu_opt & 0x400) && (PicoMCD & 1)) |
438 | cd_leds(); |
439 | |
3ec29f01 |
440 | if (currentConfig.EmuOpt & 0x2000) { // want vsync |
441 | if (!(currentConfig.EmuOpt & 0x10000) || !lagging_behind) vsync = 1; |
442 | } |
443 | |
444 | psp_video_flip(vsync); |
7d4906bf |
445 | } |
446 | |
447 | // clears whole screen or just the notice area (in all buffers) |
448 | static void clearArea(int full) |
449 | { |
450 | if (full) { |
b542be46 |
451 | memset32_uncached(psp_screen, 0, 512*272*2/4); |
7d4906bf |
452 | psp_video_flip(0); |
b542be46 |
453 | memset32_uncached(psp_screen, 0, 512*272*2/4); |
8ab3e3c1 |
454 | memset32(VRAM_CACHED_STUFF, 0xe0e0e0e0, 512*240/4); |
455 | memset32((int *)VRAM_CACHED_STUFF+512*240/4, 0, 512*240*2/4); |
7d4906bf |
456 | } else { |
457 | void *fb = psp_video_get_active_fb(); |
b542be46 |
458 | memset32_uncached((int *)((char *)psp_screen + 512*264*2), 0, 512*8*2/4); |
459 | memset32_uncached((int *)((char *)fb + 512*264*2), 0, 512*8*2/4); |
7d4906bf |
460 | } |
461 | } |
462 | |
463 | static void vidResetMode(void) |
464 | { |
9112b6ce |
465 | // setup GU |
466 | sceGuSync(0,0); // sync with prev |
467 | sceGuStart(GU_DIRECT, guCmdList); |
468 | |
469 | sceGuClutMode(GU_PSM_5650,0,0xff,0); |
9112b6ce |
470 | sceGuTexMode(GU_PSM_T8,0,0,0); // 8-bit image |
471 | sceGuTexFunc(GU_TFX_REPLACE,GU_TCC_RGB); |
8ab3e3c1 |
472 | if (currentConfig.scaling) |
473 | sceGuTexFilter(GU_LINEAR, GU_LINEAR); |
474 | else sceGuTexFilter(GU_NEAREST, GU_NEAREST); |
9112b6ce |
475 | sceGuTexScale(1.0f,1.0f); |
476 | sceGuTexOffset(0.0f,0.0f); |
9112b6ce |
477 | |
8ab3e3c1 |
478 | sceGuTexImage(0,512,512,512,(char *)VRAM_STUFF + 16); |
9112b6ce |
479 | |
8ab3e3c1 |
480 | // slow rend. |
481 | PicoDrawSetColorFormat(-1); |
482 | PicoScan = EmuScanSlow; |
9112b6ce |
483 | |
8ab3e3c1 |
484 | localPal[0xe0] = 0; |
7d4906bf |
485 | Pico.m.dirtyPal = 1; |
8ab3e3c1 |
486 | blit_16bit_mode = dynamic_palette = 0; |
7d4906bf |
487 | |
9112b6ce |
488 | sceGuFinish(); |
8ab3e3c1 |
489 | set_scaling_params(); |
9112b6ce |
490 | sceGuSync(0,0); |
7d4906bf |
491 | } |
8ab3e3c1 |
492 | |
a4221917 |
493 | |
494 | /* sound stuff */ |
88b3d7c1 |
495 | #define SOUND_BLOCK_SIZE_NTSC (1470*2) // 1024 // 1152 |
496 | #define SOUND_BLOCK_SIZE_PAL (1764*2) |
4b167c12 |
497 | #define SOUND_BLOCK_COUNT 8 |
a4221917 |
498 | |
e41da5ce |
499 | static short __attribute__((aligned(4))) sndBuffer[SOUND_BLOCK_SIZE_PAL*SOUND_BLOCK_COUNT + 44100/50*2]; |
500 | static short *snd_playptr = NULL, *sndBuffer_endptr = NULL; |
501 | static int samples_made = 0, samples_done = 0, samples_block = 0; |
a4221917 |
502 | static int sound_thread_exit = 0; |
503 | static SceUID sound_sem = -1; |
504 | |
505 | static void writeSound(int len); |
506 | |
507 | static int sound_thread(SceSize args, void *argp) |
7d4906bf |
508 | { |
4b167c12 |
509 | int ret = 0; |
a4221917 |
510 | |
c5b61ac2 |
511 | lprintf("sthr: started, priority %i\n", sceKernelGetThreadCurrentPriority()); |
a4221917 |
512 | |
513 | while (!sound_thread_exit) |
514 | { |
515 | if (samples_made - samples_done < samples_block) { |
88b3d7c1 |
516 | // wait for data (use at least 2 blocks) |
110df09c |
517 | //lprintf("sthr: wait... (%i)\n", samples_made - samples_done); |
88b3d7c1 |
518 | while (samples_made - samples_done <= samples_block*2 && !sound_thread_exit) |
519 | ret = sceKernelWaitSema(sound_sem, 1, 0); |
4b167c12 |
520 | if (ret < 0) lprintf("sthr: sceKernelWaitSema: %i\n", ret); |
a4221917 |
521 | continue; |
522 | } |
523 | |
4b167c12 |
524 | // lprintf("sthr: got data: %i\n", samples_made - samples_done); |
a4221917 |
525 | |
526 | ret = sceAudio_E0727056(PSP_AUDIO_VOLUME_MAX, snd_playptr); |
527 | |
528 | samples_done += samples_block; |
529 | snd_playptr += samples_block; |
e41da5ce |
530 | if (snd_playptr >= sndBuffer_endptr) |
a4221917 |
531 | snd_playptr = sndBuffer; |
110df09c |
532 | // 1.5 kernel returns 0, newer ones return # of samples queued |
533 | if (ret < 0) |
534 | lprintf("sthr: sceAudio_E0727056: %08x; pos %i/%i\n", ret, samples_done, samples_made); |
88b3d7c1 |
535 | |
536 | // shouln't happen, but just in case |
537 | if (samples_made - samples_done >= samples_block*3) { |
71de3cd9 |
538 | //lprintf("sthr: block skip (%i)\n", samples_made - samples_done); |
88b3d7c1 |
539 | samples_done += samples_block; // skip |
540 | snd_playptr += samples_block; |
541 | } |
542 | |
a4221917 |
543 | } |
544 | |
545 | lprintf("sthr: exit\n"); |
546 | sceKernelExitDeleteThread(0); |
547 | return 0; |
548 | } |
549 | |
550 | static void sound_init(void) |
551 | { |
552 | SceUID thid; |
110df09c |
553 | int ret; |
a4221917 |
554 | |
555 | sound_sem = sceKernelCreateSema("sndsem", 0, 0, 1, NULL); |
556 | if (sound_sem < 0) lprintf("sceKernelCreateSema() failed: %i\n", sound_sem); |
557 | |
c5b61ac2 |
558 | samples_made = samples_done = 0; |
559 | samples_block = SOUND_BLOCK_SIZE_NTSC; // make sure it goes to sema |
a4221917 |
560 | sound_thread_exit = 0; |
561 | thid = sceKernelCreateThread("sndthread", sound_thread, 0x12, 0x10000, 0, NULL); |
562 | if (thid >= 0) |
563 | { |
110df09c |
564 | ret = sceKernelStartThread(thid, 0, 0); |
565 | if (ret < 0) lprintf("sound_init: sceKernelStartThread returned %08x\n", ret); |
a4221917 |
566 | } |
567 | else |
568 | lprintf("sceKernelCreateThread failed: %i\n", thid); |
569 | } |
570 | |
571 | static void sound_prepare(void) |
572 | { |
573 | static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0; |
574 | int ret, stereo; |
575 | |
576 | samples_made = samples_done = 0; |
577 | |
578 | if (PsndRate != PsndRate_old || (PicoOpt&0x0b) != (PicoOpt_old&0x0b) || Pico.m.pal != pal_old) { |
9d917eea |
579 | PsndRerate(Pico.m.frame_count ? 1 : 0); |
a4221917 |
580 | } |
581 | stereo=(PicoOpt&8)>>3; |
e41da5ce |
582 | |
583 | samples_block = Pico.m.pal ? SOUND_BLOCK_SIZE_PAL : SOUND_BLOCK_SIZE_NTSC; |
88b3d7c1 |
584 | if (PsndRate <= 22050) samples_block /= 2; |
e41da5ce |
585 | sndBuffer_endptr = &sndBuffer[samples_block*SOUND_BLOCK_COUNT]; |
a4221917 |
586 | |
587 | lprintf("starting audio: %i, len: %i, stereo: %i, pal: %i, block samples: %i\n", |
588 | PsndRate, PsndLen, stereo, Pico.m.pal, samples_block); |
589 | |
8022f53d |
590 | // while (sceAudioOutput2GetRestSample() > 0) psp_msleep(100); |
591 | // sceAudio_5C37C0AE(); |
e41da5ce |
592 | ret = sceAudio_38553111(samples_block/2, PsndRate, 2); // seems to not need that stupid 64byte alignment |
a4221917 |
593 | if (ret < 0) { |
594 | lprintf("sceAudio_38553111() failed: %i\n", ret); |
595 | sprintf(noticeMsg, "sound init failed (%i), snd disabled", ret); |
596 | noticeMsgTime = sceKernelGetSystemTimeLow(); |
597 | currentConfig.EmuOpt &= ~4; |
598 | } else { |
a4221917 |
599 | PicoWriteSound = writeSound; |
600 | memset32((int *)(void *)sndBuffer, 0, sizeof(sndBuffer)/4); |
e41da5ce |
601 | snd_playptr = sndBuffer_endptr - samples_block; |
602 | samples_made = samples_block; // send 1 empty block first.. |
a4221917 |
603 | PsndOut = sndBuffer; |
604 | PsndRate_old = PsndRate; |
605 | PicoOpt_old = PicoOpt; |
606 | pal_old = Pico.m.pal; |
607 | } |
608 | } |
609 | |
610 | static void sound_end(void) |
611 | { |
8022f53d |
612 | int i; |
613 | if (samples_done == 0) |
614 | { |
615 | // if no data is written between sceAudio_38553111 and sceAudio_5C37C0AE calls, |
616 | // we get a deadlock on next sceAudio_38553111 call |
617 | // so this is yet another workaround: |
618 | memset32((int *)(void *)sndBuffer, 0, samples_block*4/4); |
619 | samples_made = samples_block * 3; |
620 | sceKernelSignalSema(sound_sem, 1); |
621 | } |
622 | sceKernelDelayThread(100*1000); |
80db4442 |
623 | samples_made = samples_done = 0; |
8022f53d |
624 | for (i = 0; sceAudioOutput2GetRestSample() > 0 && i < 16; i++) |
e41da5ce |
625 | psp_msleep(100); |
626 | sceAudio_5C37C0AE(); |
a4221917 |
627 | } |
628 | |
629 | static void sound_deinit(void) |
630 | { |
631 | sound_thread_exit = 1; |
632 | sceKernelSignalSema(sound_sem, 1); |
80db4442 |
633 | sceKernelDeleteSema(sound_sem); |
634 | sound_sem = -1; |
a4221917 |
635 | } |
636 | |
637 | static void writeSound(int len) |
638 | { |
639 | int ret; |
7d4906bf |
640 | if (PicoOpt&8) len<<=1; |
641 | |
a4221917 |
642 | PsndOut += len; |
e41da5ce |
643 | /*if (PsndOut > sndBuffer_endptr) { |
a4221917 |
644 | memcpy32((int *)(void *)sndBuffer, (int *)endptr, (PsndOut - endptr + 1) / 2); |
645 | PsndOut = &sndBuffer[PsndOut - endptr]; |
e41da5ce |
646 | lprintf("mov\n"); |
a4221917 |
647 | } |
e41da5ce |
648 | else*/ |
4b167c12 |
649 | if (PsndOut > sndBuffer_endptr) lprintf("snd oflow %i!\n", PsndOut - sndBuffer_endptr); |
e41da5ce |
650 | if (PsndOut >= sndBuffer_endptr) |
651 | PsndOut = sndBuffer; |
a4221917 |
652 | |
653 | // signal the snd thread |
654 | samples_made += len; |
88b3d7c1 |
655 | if (samples_made - samples_done > samples_block*2) { |
e41da5ce |
656 | // lprintf("signal, %i/%i\n", samples_done, samples_made); |
a4221917 |
657 | ret = sceKernelSignalSema(sound_sem, 1); |
4b167c12 |
658 | //if (ret < 0) lprintf("snd signal ret %08x\n", ret); |
a4221917 |
659 | } |
7d4906bf |
660 | } |
a4221917 |
661 | |
7d4906bf |
662 | |
663 | static void SkipFrame(void) |
664 | { |
665 | PicoSkipFrame=1; |
666 | PicoFrame(); |
667 | PicoSkipFrame=0; |
668 | } |
669 | |
670 | void emu_forcedFrame(void) |
671 | { |
672 | int po_old = PicoOpt; |
673 | int eo_old = currentConfig.EmuOpt; |
674 | |
675 | PicoOpt &= ~0x0010; |
676 | PicoOpt |= 0x4080; // soft_scale | acc_sprites |
677 | currentConfig.EmuOpt |= 0x80; |
678 | |
8ab3e3c1 |
679 | vidResetMode(); |
680 | memset32(VRAM_CACHED_STUFF, 0xe0e0e0e0, 512*8/4); // borders |
681 | memset32((int *)VRAM_CACHED_STUFF + 512*232/4, 0xe0e0e0e0, 512*8/4); |
b542be46 |
682 | memset32_uncached((int *)psp_screen + 512*264*2/4, 0, 512*8*2/4); |
8ab3e3c1 |
683 | |
684 | PicoDrawSetColorFormat(-1); |
685 | PicoScan = EmuScanSlow; |
9112b6ce |
686 | EmuScanPrepare(); |
7d4906bf |
687 | PicoFrameDrawOnly(); |
8ab3e3c1 |
688 | blit1(); |
689 | sceGuSync(0,0); |
7d4906bf |
690 | |
691 | PicoOpt = po_old; |
692 | currentConfig.EmuOpt = eo_old; |
693 | } |
694 | |
695 | |
696 | static void RunEvents(unsigned int which) |
697 | { |
698 | if (which & 0x1800) // save or load (but not both) |
699 | { |
700 | int do_it = 1; |
701 | |
702 | if ( emu_checkSaveFile(state_slot) && |
703 | (( (which & 0x1000) && (currentConfig.EmuOpt & 0x800)) || // load |
704 | (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200))) ) // save |
705 | { |
706 | int keys; |
3ec29f01 |
707 | sceGuSync(0,0); |
708 | blit2("", (which & 0x1000) ? "LOAD STATE? (X=yes, O=no)" : "OVERWRITE SAVE? (X=yes, O=no)", 0); |
7d4906bf |
709 | while( !((keys = psp_pad_read(1)) & (BTN_X|BTN_CIRCLE)) ) |
710 | psp_msleep(50); |
711 | if (keys & BTN_CIRCLE) do_it = 0; |
712 | while( ((keys = psp_pad_read(1)) & (BTN_X|BTN_CIRCLE)) ) // wait for release |
713 | psp_msleep(50); |
714 | clearArea(0); |
715 | } |
716 | |
717 | if (do_it) |
718 | { |
8022f53d |
719 | osd_text(4, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME", 1, 0); |
8ab3e3c1 |
720 | PicoStateProgressCB = emu_msg_cb; |
7d4906bf |
721 | emu_SaveLoadGame((which & 0x1000) >> 12, 0); |
722 | PicoStateProgressCB = NULL; |
723 | psp_msleep(0); |
724 | } |
725 | |
726 | reset_timing = 1; |
727 | } |
728 | if (which & 0x0400) // switch renderer |
729 | { |
730 | if (PicoOpt&0x10) { PicoOpt&=~0x10; currentConfig.EmuOpt |= 0x80; } |
731 | else { PicoOpt|= 0x10; currentConfig.EmuOpt &= ~0x80; } |
732 | |
733 | vidResetMode(); |
734 | |
c5b61ac2 |
735 | if (PicoOpt&0x10) |
736 | strcpy(noticeMsg, "fast renderer"); |
737 | else if (currentConfig.EmuOpt&0x80) |
738 | strcpy(noticeMsg, "accurate renderer"); |
7d4906bf |
739 | |
740 | noticeMsgTime = sceKernelGetSystemTimeLow(); |
741 | } |
742 | if (which & 0x0300) |
743 | { |
744 | if(which&0x0200) { |
745 | state_slot -= 1; |
746 | if(state_slot < 0) state_slot = 9; |
747 | } else { |
748 | state_slot += 1; |
749 | if(state_slot > 9) state_slot = 0; |
750 | } |
751 | sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_checkSaveFile(state_slot) ? "USED" : "FREE"); |
752 | noticeMsgTime = sceKernelGetSystemTimeLow(); |
753 | } |
754 | } |
755 | |
756 | static void updateKeys(void) |
757 | { |
758 | unsigned int keys, allActions[2] = { 0, 0 }, events; |
759 | static unsigned int prevEvents = 0; |
760 | int i; |
761 | |
762 | keys = psp_pad_read(0); |
70357ce5 |
763 | if (keys & PSP_CTRL_HOME) |
764 | sceDisplayWaitVblankStart(); |
765 | |
7d4906bf |
766 | if (keys & BTN_SELECT) |
767 | engineState = PGS_Menu; |
768 | |
769 | keys &= CONFIGURABLE_KEYS; |
770 | |
771 | for (i = 0; i < 32; i++) |
772 | { |
773 | if (keys & (1 << i)) |
774 | { |
775 | int pl, acts = currentConfig.KeyBinds[i]; |
776 | if (!acts) continue; |
777 | pl = (acts >> 16) & 1; |
778 | if (combo_keys & (1 << i)) |
779 | { |
780 | int u = i+1, acts_c = acts & combo_acts; |
781 | // let's try to find the other one |
782 | if (acts_c) |
783 | for (; u < 32; u++) |
784 | if ( (currentConfig.KeyBinds[u] & acts_c) && (keys & (1 << u)) ) { |
785 | allActions[pl] |= acts_c; |
786 | keys &= ~((1 << i) | (1 << u)); |
787 | break; |
788 | } |
789 | // add non-combo actions if combo ones were not found |
790 | if (!acts_c || u == 32) |
791 | allActions[pl] |= acts & ~combo_acts; |
792 | } else { |
793 | allActions[pl] |= acts; |
794 | } |
795 | } |
796 | } |
797 | |
798 | PicoPad[0] = (unsigned short) allActions[0]; |
799 | PicoPad[1] = (unsigned short) allActions[1]; |
800 | |
801 | events = (allActions[0] | allActions[1]) >> 16; |
802 | |
803 | // volume is treated in special way and triggered every frame |
804 | if ((events & 0x6000) && PsndOut != NULL) |
805 | { |
806 | int vol = currentConfig.volume; |
807 | if (events & 0x2000) { |
808 | if (vol < 100) vol++; |
809 | } else { |
810 | if (vol > 0) vol--; |
811 | } |
812 | // FrameworkAudio_SetVolume(vol, vol); // TODO |
813 | sprintf(noticeMsg, "VOL: %02i ", vol); |
814 | noticeMsgTime = sceKernelGetSystemTimeLow(); |
815 | currentConfig.volume = vol; |
816 | } |
817 | |
818 | events &= ~prevEvents; |
819 | if (events) RunEvents(events); |
820 | if (movie_data) emu_updateMovie(); |
821 | |
822 | prevEvents = (allActions[0] | allActions[1]) >> 16; |
823 | } |
824 | |
825 | static void find_combos(void) |
826 | { |
827 | int act, u; |
828 | |
829 | // find out which keys and actions are combos |
830 | combo_keys = combo_acts = 0; |
831 | for (act = 0; act < 32; act++) |
832 | { |
1f4e9f14 |
833 | int keyc = 0, keyc2 = 0; |
7d4906bf |
834 | if (act == 16 || act == 17) continue; // player2 flag |
1f4e9f14 |
835 | if (act > 17) |
7d4906bf |
836 | { |
9caf44b5 |
837 | for (u = 0; u < 28; u++) // 28 because nub can't produce combos |
1f4e9f14 |
838 | if (currentConfig.KeyBinds[u] & (1 << act)) keyc++; |
839 | } |
840 | else |
841 | { |
9caf44b5 |
842 | for (u = 0; u < 28; u++) |
1f4e9f14 |
843 | if ((currentConfig.KeyBinds[u] & 0x30000) == 0 && // pl. 1 |
844 | (currentConfig.KeyBinds[u] & (1 << act))) keyc++; |
9caf44b5 |
845 | for (u = 0; u < 28; u++) |
1f4e9f14 |
846 | if ((currentConfig.KeyBinds[u] & 0x30000) == 1 && // pl. 2 |
847 | (currentConfig.KeyBinds[u] & (1 << act))) keyc2++; |
7d4906bf |
848 | } |
9caf44b5 |
849 | if (keyc > 1 || keyc2 > 1) |
7d4906bf |
850 | { |
851 | // loop again and mark those keys and actions as combo |
9caf44b5 |
852 | for (u = 0; u < 28; u++) |
7d4906bf |
853 | { |
854 | if (currentConfig.KeyBinds[u] & (1 << act)) { |
855 | combo_keys |= 1 << u; |
856 | combo_acts |= 1 << act; |
857 | } |
858 | } |
859 | } |
860 | } |
861 | } |
862 | |
863 | |
864 | static void simpleWait(unsigned int until) |
865 | { |
866 | unsigned int tval; |
867 | int diff; |
868 | |
869 | tval = sceKernelGetSystemTimeLow(); |
870 | diff = (int)until - (int)tval; |
871 | if (diff >= 512 && diff < 100*1024) |
872 | sceKernelDelayThread(diff); |
873 | } |
874 | |
875 | void emu_Loop(void) |
876 | { |
110df09c |
877 | static int mp3_init_done = 0; |
7d4906bf |
878 | char fpsbuff[24]; // fps count c string |
879 | unsigned int tval, tval_prev = 0, tval_thissec = 0; // timing |
880 | int frames_done = 0, frames_shown = 0, oldmodes = 0; |
881 | int target_fps, target_frametime, lim_time, tval_diff, i; |
882 | char *notice = NULL; |
883 | |
884 | lprintf("entered emu_Loop()\n"); |
885 | |
886 | fpsbuff[0] = 0; |
887 | |
70357ce5 |
888 | if (currentConfig.CPUclock != psp_get_cpu_clock()) { |
889 | lprintf("setting cpu clock to %iMHz... ", currentConfig.CPUclock); |
890 | i = psp_set_cpu_clock(currentConfig.CPUclock); |
891 | lprintf(i ? "failed\n" : "done\n"); |
892 | currentConfig.CPUclock = psp_get_cpu_clock(); |
893 | } |
894 | |
7d4906bf |
895 | // make sure we are in correct mode |
896 | vidResetMode(); |
8ab3e3c1 |
897 | clearArea(1); |
7d4906bf |
898 | Pico.m.dirtyPal = 1; |
899 | oldmodes = ((Pico.video.reg[12]&1)<<2) ^ 0xc; |
900 | find_combos(); |
901 | |
902 | // pal/ntsc might have changed, reset related stuff |
903 | target_fps = Pico.m.pal ? 50 : 60; |
904 | target_frametime = Pico.m.pal ? (1000000<<8)/50 : (1000000<<8)/60+1; |
905 | reset_timing = 1; |
906 | |
110df09c |
907 | if (PicoMCD & 1) { |
908 | // prepare CD buffer |
909 | PicoCDBufferInit(); |
910 | // mp3... |
911 | if (!mp3_init_done) { |
912 | i = mp3_init(); |
913 | mp3_init_done = 1; |
914 | if (i) { engineState = PGS_Menu; return; } |
915 | } |
916 | } |
7d4906bf |
917 | |
918 | // prepare sound stuff |
919 | PsndOut = NULL; |
7d4906bf |
920 | if (currentConfig.EmuOpt & 4) |
921 | { |
a4221917 |
922 | sound_prepare(); |
7d4906bf |
923 | } |
7d4906bf |
924 | |
1f4e9f14 |
925 | sceDisplayWaitVblankStart(); |
926 | |
7d4906bf |
927 | // loop? |
928 | while (engineState == PGS_Running) |
929 | { |
930 | int modes; |
931 | |
932 | tval = sceKernelGetSystemTimeLow(); |
933 | if (reset_timing || tval < tval_prev) { |
934 | //stdbg("timing reset"); |
935 | reset_timing = 0; |
936 | tval_thissec = tval; |
937 | frames_shown = frames_done = 0; |
938 | } |
939 | |
940 | // show notice message? |
941 | if (noticeMsgTime) { |
942 | static int noticeMsgSum; |
943 | if (tval - noticeMsgTime > 2000000) { // > 2.0 sec |
944 | noticeMsgTime = 0; |
945 | clearArea(0); |
946 | notice = 0; |
947 | } else { |
948 | int sum = noticeMsg[0]+noticeMsg[1]+noticeMsg[2]; |
949 | if (sum != noticeMsgSum) { clearArea(0); noticeMsgSum = sum; } |
950 | notice = noticeMsg; |
951 | } |
952 | } |
953 | |
954 | // check for mode changes |
955 | modes = ((Pico.video.reg[12]&1)<<2)|(Pico.video.reg[1]&8); |
956 | if (modes != oldmodes) { |
957 | oldmodes = modes; |
958 | clearArea(1); |
8ab3e3c1 |
959 | set_scaling_params(); |
7d4906bf |
960 | } |
961 | |
962 | // second passed? |
963 | if (tval - tval_thissec >= 1000000) |
964 | { |
e41da5ce |
965 | // missing 1 frame? |
966 | if (currentConfig.Frameskip < 0 && frames_done < target_fps) { |
967 | SkipFrame(); frames_done++; |
7d4906bf |
968 | } |
e41da5ce |
969 | |
970 | if (currentConfig.EmuOpt & 2) |
971 | sprintf(fpsbuff, "%02i/%02i ", frames_shown, frames_done); |
972 | |
7d4906bf |
973 | tval_thissec += 1000000; |
974 | |
975 | if (currentConfig.Frameskip < 0) { |
976 | frames_done -= target_fps; if (frames_done < 0) frames_done = 0; |
977 | frames_shown -= target_fps; if (frames_shown < 0) frames_shown = 0; |
978 | if (frames_shown > frames_done) frames_shown = frames_done; |
979 | } else { |
980 | frames_done = frames_shown = 0; |
981 | } |
982 | } |
983 | #ifdef PFRAMES |
984 | sprintf(fpsbuff, "%i", Pico.m.frame_count); |
985 | #endif |
986 | |
987 | tval_prev = tval; |
988 | lim_time = (frames_done+1) * target_frametime; |
989 | if (currentConfig.Frameskip >= 0) // frameskip enabled |
990 | { |
991 | for (i = 0; i < currentConfig.Frameskip; i++) { |
992 | updateKeys(); |
993 | SkipFrame(); frames_done++; |
c6196c0f |
994 | if (!(currentConfig.EmuOpt&0x40000)) { // do framelimitting if needed |
7d4906bf |
995 | int tval_diff; |
996 | tval = sceKernelGetSystemTimeLow(); |
997 | tval_diff = (int)(tval - tval_thissec) << 8; |
998 | if (tval_diff < lim_time) // we are too fast |
999 | simpleWait(tval + ((lim_time - tval_diff)>>8)); |
1000 | } |
1001 | lim_time += target_frametime; |
1002 | } |
1003 | } |
1004 | else // auto frameskip |
1005 | { |
1006 | int tval_diff; |
1007 | tval = sceKernelGetSystemTimeLow(); |
1008 | tval_diff = (int)(tval - tval_thissec) << 8; |
88b3d7c1 |
1009 | if (tval_diff > lim_time && (frames_done/16 < frames_shown)) |
7d4906bf |
1010 | { |
1011 | // no time left for this frame - skip |
1012 | if (tval_diff - lim_time >= (300000<<8)) { |
7d4906bf |
1013 | reset_timing = 1; |
1014 | continue; |
1015 | } |
1016 | updateKeys(); |
1017 | SkipFrame(); frames_done++; |
1018 | continue; |
1019 | } |
1020 | } |
1021 | |
1022 | updateKeys(); |
1023 | |
1024 | if (!(PicoOpt&0x10)) |
9112b6ce |
1025 | EmuScanPrepare(); |
7d4906bf |
1026 | |
1027 | PicoFrame(); |
1028 | |
3ec29f01 |
1029 | sceGuSync(0,0); |
7d4906bf |
1030 | |
1031 | // check time |
1032 | tval = sceKernelGetSystemTimeLow(); |
1033 | tval_diff = (int)(tval - tval_thissec) << 8; |
1034 | |
3ec29f01 |
1035 | blit2(fpsbuff, notice, tval_diff > lim_time); |
1036 | |
7d4906bf |
1037 | if (currentConfig.Frameskip < 0 && tval_diff - lim_time >= (300000<<8)) // slowdown detection |
1038 | reset_timing = 1; |
c6196c0f |
1039 | else if (!(currentConfig.EmuOpt&0x40000) || currentConfig.Frameskip < 0) |
7d4906bf |
1040 | { |
1041 | // sleep if we are still too fast |
1042 | if (tval_diff < lim_time) |
1043 | { |
1044 | // we are too fast |
1045 | simpleWait(tval + ((lim_time - tval_diff) >> 8)); |
1046 | } |
1047 | } |
1048 | |
1049 | frames_done++; frames_shown++; |
1050 | } |
1051 | |
1052 | |
1053 | if (PicoMCD & 1) PicoCDBufferFree(); |
a4221917 |
1054 | |
7d4906bf |
1055 | if (PsndOut != NULL) { |
a4221917 |
1056 | PsndOut = NULL; |
1057 | sound_end(); |
7d4906bf |
1058 | } |
a4221917 |
1059 | |
7d4906bf |
1060 | // save SRAM |
1061 | if ((currentConfig.EmuOpt & 1) && SRam.changed) { |
8ab3e3c1 |
1062 | emu_msg_cb("Writing SRAM/BRAM.."); |
7d4906bf |
1063 | emu_SaveLoadGame(0, 1); |
1064 | SRam.changed = 0; |
1065 | } |
a4221917 |
1066 | |
80db4442 |
1067 | // clear fps counters and stuff |
b542be46 |
1068 | memset32_uncached((int *)psp_video_get_active_fb() + 512*264*2/4, 0, 512*8*2/4); |
7d4906bf |
1069 | } |
1070 | |
1071 | |
1820b5a7 |
1072 | void emu_ResetGame(void) |
1073 | { |
1074 | PicoReset(0); |
7d4906bf |
1075 | reset_timing = 1; |
1820b5a7 |
1076 | } |
1077 | |
ea08c296 |
1078 | void emu_HandleResume(void) |
1079 | { |
1080 | if (!(PicoMCD & 1)) return; |
1081 | |
1082 | // reopen files.. |
1083 | if (Pico_mcd->TOC.Tracks[0].F != NULL) |
1084 | { |
1085 | lprintf("emu_HandleResume: reopen %s\n", romFileName); |
1086 | pm_close(Pico_mcd->TOC.Tracks[0].F); |
1087 | Pico_mcd->TOC.Tracks[0].F = pm_open(romFileName); |
1088 | lprintf("reopen %s\n", Pico_mcd->TOC.Tracks[0].F != NULL ? "ok" : "failed"); |
1089 | } |
1090 | |
1091 | mp3_reopen_file(); |
1092 | } |
1093 | |