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" |
6fc57144 |
22 | #include "../common/config.h" |
7d4906bf |
23 | #include "../common/lprintf.h" |
1820b5a7 |
24 | #include "../../Pico/PicoInt.h" |
25 | |
9dc09829 |
26 | #define OSD_FPS_X 432 |
7d4906bf |
27 | |
a4221917 |
28 | // additional pspaudio imports, credits to crazyc |
29 | int sceAudio_38553111(unsigned short samples, unsigned short freq, char unknown); // play with conversion? |
30 | int sceAudio_5C37C0AE(void); // end play? |
31 | int sceAudio_E0727056(int volume, void *buffer); // blocking output |
32 | int sceAudioOutput2GetRestSample(); |
33 | |
34 | |
1820b5a7 |
35 | char romFileName[PATH_MAX]; |
9112b6ce |
36 | unsigned char *PicoDraw2FB = (unsigned char *)VRAM_CACHED_STUFF + 8; // +8 to be able to skip border with 1 quadword.. |
ff6b7429 |
37 | int engineState = PGS_Menu; |
1820b5a7 |
38 | |
7d4906bf |
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 | |
58c86d00 |
114 | if (!(currentConfig.EmuOpt & 0x20)) |
115 | config_writelrom(PicoConfigFile); |
7d4906bf |
116 | |
1820b5a7 |
117 | PicoExit(); |
a4221917 |
118 | sound_deinit(); |
1820b5a7 |
119 | } |
120 | |
6fc57144 |
121 | void emu_prepareDefaultConfig(void) |
122 | { |
123 | memset(&defaultConfig, 0, sizeof(defaultConfig)); |
124 | defaultConfig.EmuOpt = 0x1d | 0x680; // | <- confirm_save, cd_leds, acc rend |
125 | defaultConfig.s_PicoOpt = 0x0f | POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_EN_MCD_GFX; |
126 | defaultConfig.s_PsndRate = 22050; |
127 | defaultConfig.s_PicoRegion = 0; // auto |
128 | defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP |
129 | defaultConfig.s_PicoCDBuffers = 64; |
130 | defaultConfig.Frameskip = -1; // auto |
131 | defaultConfig.CPUclock = 333; |
132 | defaultConfig.KeyBinds[ 4] = 1<<0; // SACB RLDU |
133 | defaultConfig.KeyBinds[ 6] = 1<<1; |
134 | defaultConfig.KeyBinds[ 7] = 1<<2; |
135 | defaultConfig.KeyBinds[ 5] = 1<<3; |
136 | defaultConfig.KeyBinds[14] = 1<<4; |
137 | defaultConfig.KeyBinds[13] = 1<<5; |
138 | defaultConfig.KeyBinds[15] = 1<<6; |
139 | defaultConfig.KeyBinds[ 3] = 1<<7; |
140 | defaultConfig.KeyBinds[12] = 1<<26; // switch rnd |
141 | defaultConfig.KeyBinds[ 8] = 1<<27; // save state |
142 | defaultConfig.KeyBinds[ 9] = 1<<28; // load state |
143 | defaultConfig.KeyBinds[28] = 1<<0; // num "buttons" |
144 | defaultConfig.KeyBinds[30] = 1<<1; |
145 | defaultConfig.KeyBinds[31] = 1<<2; |
146 | defaultConfig.KeyBinds[29] = 1<<3; |
147 | defaultConfig.scaling = 1; // bilinear filtering for psp |
148 | defaultConfig.scale = 1.20; // fullscreen |
149 | defaultConfig.hscale40 = 1.25; |
150 | defaultConfig.hscale32 = 1.56; |
151 | } |
152 | |
7d4906bf |
153 | void emu_setDefaultConfig(void) |
154 | { |
6fc57144 |
155 | memcpy(¤tConfig, &defaultConfig, sizeof(currentConfig)); |
156 | PicoOpt = currentConfig.s_PicoOpt; |
157 | PsndRate = currentConfig.s_PsndRate; |
158 | PicoRegionOverride = currentConfig.s_PicoRegion; |
159 | PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder; |
160 | PicoCDBuffers = currentConfig.s_PicoCDBuffers; |
7d4906bf |
161 | } |
162 | |
163 | |
8ab3e3c1 |
164 | extern void amips_clut(unsigned short *dst, unsigned char *src, unsigned short *pal, int count); |
9112b6ce |
165 | |
166 | struct Vertex |
167 | { |
168 | short u,v; |
169 | short x,y,z; |
170 | }; |
171 | |
8ab3e3c1 |
172 | static struct Vertex __attribute__((aligned(4))) g_vertices[2]; |
173 | static unsigned short __attribute__((aligned(16))) localPal[0x100]; |
174 | static int dynamic_palette = 0, need_pal_upload = 0, blit_16bit_mode = 0; |
175 | static int fbimg_offs = 0; |
176 | |
177 | static void set_scaling_params(void) |
9112b6ce |
178 | { |
b542be46 |
179 | int src_width, fbimg_width, fbimg_height, fbimg_xoffs, fbimg_yoffs, border_hack = 0; |
8ab3e3c1 |
180 | g_vertices[0].x = g_vertices[0].y = |
181 | g_vertices[0].z = g_vertices[1].z = 0; |
182 | |
183 | fbimg_height = (int)(240.0 * currentConfig.scale + 0.5); |
184 | if (Pico.video.reg[12] & 1) { |
185 | fbimg_width = (int)(320.0 * currentConfig.scale * currentConfig.hscale40 + 0.5); |
186 | src_width = 320; |
187 | } else { |
188 | fbimg_width = (int)(256.0 * currentConfig.scale * currentConfig.hscale32 + 0.5); |
189 | src_width = 256; |
190 | } |
9112b6ce |
191 | |
b542be46 |
192 | if (fbimg_width & 1) fbimg_width++; // make even |
193 | if (fbimg_height & 1) fbimg_height++; |
194 | |
8ab3e3c1 |
195 | if (fbimg_width >= 480) { |
196 | g_vertices[0].u = (fbimg_width-480)/2; |
b542be46 |
197 | g_vertices[1].u = src_width - (fbimg_width-480)/2 - 1; |
8ab3e3c1 |
198 | fbimg_width = 480; |
199 | fbimg_xoffs = 0; |
200 | } else { |
201 | g_vertices[0].u = 0; |
202 | g_vertices[1].u = src_width; |
203 | fbimg_xoffs = 240 - fbimg_width/2; |
204 | } |
c6196c0f |
205 | if (fbimg_width > 320 && fbimg_width <= 480) border_hack = 1; |
8ab3e3c1 |
206 | |
207 | if (fbimg_height >= 272) { |
208 | g_vertices[0].v = (fbimg_height-272)/2; |
209 | g_vertices[1].v = 240 - (fbimg_height-272)/2; |
210 | fbimg_height = 272; |
211 | fbimg_yoffs = 0; |
212 | } else { |
213 | g_vertices[0].v = 0; |
214 | g_vertices[1].v = 240; |
215 | fbimg_yoffs = 136 - fbimg_height/2; |
216 | } |
217 | |
218 | g_vertices[1].x = fbimg_width; |
219 | g_vertices[1].y = fbimg_height; |
220 | if (fbimg_xoffs < 0) fbimg_xoffs = 0; |
221 | if (fbimg_yoffs < 0) fbimg_yoffs = 0; |
b542be46 |
222 | if (border_hack) { |
223 | g_vertices[0].u++; |
224 | g_vertices[0].x++; |
225 | g_vertices[1].u--; |
226 | g_vertices[1].x--; |
227 | } |
8ab3e3c1 |
228 | fbimg_offs = (fbimg_yoffs*512 + fbimg_xoffs) * 2; // dst is always 16bit |
229 | |
80db4442 |
230 | /* |
8ab3e3c1 |
231 | lprintf("set_scaling_params:\n"); |
232 | lprintf("offs: %i, %i\n", fbimg_xoffs, fbimg_yoffs); |
233 | lprintf("xy0, xy1: %i, %i; %i, %i\n", g_vertices[0].x, g_vertices[0].y, g_vertices[1].x, g_vertices[1].y); |
234 | 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 |
235 | */ |
9112b6ce |
236 | } |
237 | |
80db4442 |
238 | static void do_pal_update(int allow_sh) |
7d4906bf |
239 | { |
8ab3e3c1 |
240 | unsigned int *dpal=(void *)localPal; |
241 | int i; |
9112b6ce |
242 | |
2445b7cb |
243 | //for (i = 0x3f/2; i >= 0; i--) |
244 | // dpal[i] = ((spal[i]&0x000f000f)<< 1)|((spal[i]&0x00f000f0)<<3)|((spal[i]&0x0f000f00)<<4); |
6fc57144 |
245 | do_pal_convert(localPal, Pico.cram, currentConfig.gamma, currentConfig.gamma2); |
9112b6ce |
246 | |
80db4442 |
247 | if (allow_sh && (Pico.video.reg[0xC]&8)) // shadow/hilight? |
8ab3e3c1 |
248 | { |
249 | // shadowed pixels |
9112b6ce |
250 | for (i = 0x3f/2; i >= 0; i--) |
2445b7cb |
251 | dpal[0x20|i] = dpal[0x60|i] = (dpal[i]>>1)&0x7bcf7bcf; |
8ab3e3c1 |
252 | // hilighted pixels |
253 | for (i = 0x3f; i >= 0; i--) { |
2445b7cb |
254 | int t=localPal[i]&0xf79e;t+=0x4208; |
255 | if (t&0x20) t|=0x1e; |
256 | if (t&0x800) t|=0x780; |
257 | if (t&0x10000) t|=0xf000; |
258 | t&=0xf79e; |
8ab3e3c1 |
259 | localPal[0x80|i]=(unsigned short)t; |
260 | } |
261 | localPal[0xe0] = 0; |
9112b6ce |
262 | } |
8ab3e3c1 |
263 | Pico.m.dirtyPal = 0; |
264 | need_pal_upload = 1; |
265 | } |
9112b6ce |
266 | |
8ab3e3c1 |
267 | static void do_slowmode_lines(int line_to) |
268 | { |
269 | int line = 0, line_len = (Pico.video.reg[12]&1) ? 320 : 256; |
270 | unsigned short *dst = (unsigned short *)VRAM_STUFF + 512*240/2; |
271 | unsigned char *src = (unsigned char *)VRAM_CACHED_STUFF + 16; |
272 | if (!(Pico.video.reg[1]&8)) { line = 8; dst += 512*8; src += 512*8; } |
9112b6ce |
273 | |
8ab3e3c1 |
274 | for (; line < line_to; line++, dst+=512, src+=512) |
275 | amips_clut(dst, src, localPal, line_len); |
276 | } |
9112b6ce |
277 | |
8ab3e3c1 |
278 | static void EmuScanPrepare(void) |
279 | { |
280 | HighCol = (unsigned char *)VRAM_CACHED_STUFF + 8; |
281 | if (!(Pico.video.reg[1]&8)) HighCol += 8*512; |
9112b6ce |
282 | |
8ab3e3c1 |
283 | dynamic_palette = 0; |
284 | if (Pico.m.dirtyPal) |
80db4442 |
285 | do_pal_update(1); |
8ab3e3c1 |
286 | } |
287 | |
6fc57144 |
288 | static int EmuScanSlowBegin(unsigned int num) |
289 | { |
290 | if (!(Pico.video.reg[1]&8)) num += 8; |
291 | |
292 | if (!dynamic_palette) |
293 | HighCol = (unsigned char *)VRAM_CACHED_STUFF + num * 512 + 8; |
294 | |
295 | return 0; |
296 | } |
297 | |
298 | static int EmuScanSlowEnd(unsigned int num) |
8ab3e3c1 |
299 | { |
300 | if (!(Pico.video.reg[1]&8)) num += 8; |
301 | |
302 | if (Pico.m.dirtyPal) { |
303 | if (!dynamic_palette) { |
304 | do_slowmode_lines(num); |
305 | dynamic_palette = 1; |
306 | } |
80db4442 |
307 | do_pal_update(1); |
8ab3e3c1 |
308 | } |
309 | |
310 | if (dynamic_palette) { |
311 | int line_len = (Pico.video.reg[12]&1) ? 320 : 256; |
312 | void *dst = (char *)VRAM_STUFF + 512*240 + 512*2*num; |
313 | amips_clut(dst, HighCol + 8, localPal, line_len); |
6fc57144 |
314 | } |
9112b6ce |
315 | |
7d4906bf |
316 | return 0; |
317 | } |
318 | |
8ab3e3c1 |
319 | static void blitscreen_clut(void) |
9112b6ce |
320 | { |
8ab3e3c1 |
321 | int offs = fbimg_offs; |
322 | offs += (psp_screen == VRAM_FB0) ? VRAMOFFS_FB0 : VRAMOFFS_FB1; |
9112b6ce |
323 | |
9112b6ce |
324 | sceGuSync(0,0); // sync with prev |
325 | sceGuStart(GU_DIRECT, guCmdList); |
8ab3e3c1 |
326 | sceGuDrawBuffer(GU_PSM_5650, (void *)offs, 512); // point to back buffer |
9112b6ce |
327 | |
8ab3e3c1 |
328 | if (dynamic_palette) |
329 | { |
330 | if (!blit_16bit_mode) { |
331 | sceGuTexMode(GU_PSM_5650, 0, 0, 0); |
332 | sceGuTexImage(0,512,512,512,(char *)VRAM_STUFF + 512*240); |
9112b6ce |
333 | |
8ab3e3c1 |
334 | blit_16bit_mode = 1; |
335 | } |
9112b6ce |
336 | } |
8ab3e3c1 |
337 | else |
9112b6ce |
338 | { |
8ab3e3c1 |
339 | if (blit_16bit_mode) { |
340 | sceGuClutMode(GU_PSM_5650,0,0xff,0); |
341 | sceGuTexMode(GU_PSM_T8,0,0,0); // 8-bit image |
342 | sceGuTexImage(0,512,512,512,(char *)VRAM_STUFF + 16); |
343 | blit_16bit_mode = 0; |
344 | } |
9112b6ce |
345 | |
8ab3e3c1 |
346 | if ((PicoOpt&0x10) && Pico.m.dirtyPal) |
80db4442 |
347 | do_pal_update(0); |
348 | |
349 | sceKernelDcacheWritebackAll(); |
9112b6ce |
350 | |
8ab3e3c1 |
351 | if (need_pal_upload) { |
352 | need_pal_upload = 0; |
353 | sceGuClutLoad((256/8), localPal); // upload 32*8 entries (256) |
354 | } |
355 | } |
7d4906bf |
356 | |
8ab3e3c1 |
357 | #if 1 |
358 | if (g_vertices[0].u == 0 && g_vertices[1].u == g_vertices[1].x) |
359 | { |
360 | struct Vertex* vertices; |
361 | int x; |
7d4906bf |
362 | |
8ab3e3c1 |
363 | #define SLICE_WIDTH 32 |
364 | for (x = 0; x < g_vertices[1].x; x += SLICE_WIDTH) |
365 | { |
366 | // render sprite |
367 | vertices = (struct Vertex*)sceGuGetMemory(2 * sizeof(struct Vertex)); |
368 | memcpy(vertices, g_vertices, 2 * sizeof(struct Vertex)); |
369 | vertices[0].u = vertices[0].x = x; |
370 | vertices[1].u = vertices[1].x = x + SLICE_WIDTH; |
371 | sceGuDrawArray(GU_SPRITES,GU_TEXTURE_16BIT|GU_VERTEX_16BIT|GU_TRANSFORM_2D,2,0,vertices); |
372 | } |
373 | // lprintf("listlen: %iB\n", sceGuCheckList()); // ~480 only |
7d4906bf |
374 | } |
8ab3e3c1 |
375 | else |
376 | #endif |
377 | sceGuDrawArray(GU_SPRITES,GU_TEXTURE_16BIT|GU_VERTEX_16BIT|GU_TRANSFORM_2D,2,0,g_vertices); |
378 | |
379 | sceGuFinish(); |
7d4906bf |
380 | } |
381 | |
382 | |
383 | static void cd_leds(void) |
384 | { |
9caf44b5 |
385 | unsigned int reg, col_g, col_r, *p; |
7d4906bf |
386 | |
9caf44b5 |
387 | reg = Pico_mcd->s68k_regs[0]; |
7d4906bf |
388 | |
389 | p = (unsigned int *)((short *)psp_screen + 512*2+4+2); |
9caf44b5 |
390 | col_g = (reg & 2) ? 0x06000600 : 0; |
391 | col_r = (reg & 1) ? 0x00180018 : 0; |
7d4906bf |
392 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 512/2 - 12/2; |
393 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 512/2 - 12/2; |
394 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; |
395 | } |
396 | |
b542be46 |
397 | #if 0 |
8ab3e3c1 |
398 | static void dbg_text(void) |
7d4906bf |
399 | { |
8ab3e3c1 |
400 | int *p, h, len; |
401 | char text[128]; |
7d4906bf |
402 | |
8ab3e3c1 |
403 | sprintf(text, "sl: %i, 16b: %i", g_vertices[0].u == 0 && g_vertices[1].u == g_vertices[1].x, blit_16bit_mode); |
404 | len = strlen(text) * 8 / 2; |
405 | for (h = 0; h < 8; h++) { |
406 | p = (int *) ((unsigned short *) psp_screen+2+512*(256+h)); |
407 | p = (int *) ((int)p & ~3); // align |
b542be46 |
408 | memset32_uncached(p, 0, len); |
7d4906bf |
409 | } |
8ab3e3c1 |
410 | emu_textOut16(2, 256, text); |
411 | } |
b542be46 |
412 | #endif |
8ab3e3c1 |
413 | |
414 | /* called after rendering is done, but frame emulation is not finished */ |
415 | void blit1(void) |
416 | { |
417 | if (PicoOpt&0x10) |
7d4906bf |
418 | { |
8ab3e3c1 |
419 | int i; |
420 | unsigned char *pd; |
421 | // clear top and bottom trash |
422 | for (pd = PicoDraw2FB+8, i = 8; i > 0; i--, pd += 512) |
423 | memset32((int *)pd, 0xe0e0e0e0, 320/4); |
424 | for (pd = PicoDraw2FB+512*232+8, i = 8; i > 0; i--, pd += 512) |
425 | memset32((int *)pd, 0xe0e0e0e0, 320/4); |
7d4906bf |
426 | } |
8ab3e3c1 |
427 | |
428 | blitscreen_clut(); |
429 | } |
430 | |
431 | |
3ec29f01 |
432 | static void blit2(const char *fps, const char *notice, int lagging_behind) |
8ab3e3c1 |
433 | { |
3ec29f01 |
434 | int vsync = 0, emu_opt = currentConfig.EmuOpt; |
7d4906bf |
435 | |
436 | if (notice || (emu_opt & 2)) { |
8022f53d |
437 | if (notice) osd_text(4, notice, 0, 0); |
438 | if (emu_opt & 2) osd_text(OSD_FPS_X, fps, 0, 0); |
7d4906bf |
439 | } |
440 | |
b542be46 |
441 | //dbg_text(); |
8ab3e3c1 |
442 | |
602133e1 |
443 | if ((emu_opt & 0x400) && (PicoAHW & PAHW_MCD)) |
7d4906bf |
444 | cd_leds(); |
445 | |
3ec29f01 |
446 | if (currentConfig.EmuOpt & 0x2000) { // want vsync |
447 | if (!(currentConfig.EmuOpt & 0x10000) || !lagging_behind) vsync = 1; |
448 | } |
449 | |
450 | psp_video_flip(vsync); |
7d4906bf |
451 | } |
452 | |
453 | // clears whole screen or just the notice area (in all buffers) |
454 | static void clearArea(int full) |
455 | { |
456 | if (full) { |
b542be46 |
457 | memset32_uncached(psp_screen, 0, 512*272*2/4); |
7d4906bf |
458 | psp_video_flip(0); |
b542be46 |
459 | memset32_uncached(psp_screen, 0, 512*272*2/4); |
8ab3e3c1 |
460 | memset32(VRAM_CACHED_STUFF, 0xe0e0e0e0, 512*240/4); |
461 | memset32((int *)VRAM_CACHED_STUFF+512*240/4, 0, 512*240*2/4); |
7d4906bf |
462 | } else { |
463 | void *fb = psp_video_get_active_fb(); |
b542be46 |
464 | memset32_uncached((int *)((char *)psp_screen + 512*264*2), 0, 512*8*2/4); |
465 | memset32_uncached((int *)((char *)fb + 512*264*2), 0, 512*8*2/4); |
7d4906bf |
466 | } |
467 | } |
468 | |
469 | static void vidResetMode(void) |
470 | { |
9112b6ce |
471 | // setup GU |
472 | sceGuSync(0,0); // sync with prev |
473 | sceGuStart(GU_DIRECT, guCmdList); |
474 | |
475 | sceGuClutMode(GU_PSM_5650,0,0xff,0); |
9112b6ce |
476 | sceGuTexMode(GU_PSM_T8,0,0,0); // 8-bit image |
477 | sceGuTexFunc(GU_TFX_REPLACE,GU_TCC_RGB); |
8ab3e3c1 |
478 | if (currentConfig.scaling) |
479 | sceGuTexFilter(GU_LINEAR, GU_LINEAR); |
480 | else sceGuTexFilter(GU_NEAREST, GU_NEAREST); |
9112b6ce |
481 | sceGuTexScale(1.0f,1.0f); |
482 | sceGuTexOffset(0.0f,0.0f); |
9112b6ce |
483 | |
8ab3e3c1 |
484 | sceGuTexImage(0,512,512,512,(char *)VRAM_STUFF + 16); |
9112b6ce |
485 | |
8ab3e3c1 |
486 | // slow rend. |
487 | PicoDrawSetColorFormat(-1); |
6fc57144 |
488 | PicoScanBegin = EmuScanSlowBegin; |
489 | PicoScanEnd = EmuScanSlowEnd; |
9112b6ce |
490 | |
8ab3e3c1 |
491 | localPal[0xe0] = 0; |
7d4906bf |
492 | Pico.m.dirtyPal = 1; |
8ab3e3c1 |
493 | blit_16bit_mode = dynamic_palette = 0; |
7d4906bf |
494 | |
9112b6ce |
495 | sceGuFinish(); |
8ab3e3c1 |
496 | set_scaling_params(); |
9112b6ce |
497 | sceGuSync(0,0); |
7d4906bf |
498 | } |
8ab3e3c1 |
499 | |
a4221917 |
500 | |
501 | /* sound stuff */ |
88b3d7c1 |
502 | #define SOUND_BLOCK_SIZE_NTSC (1470*2) // 1024 // 1152 |
503 | #define SOUND_BLOCK_SIZE_PAL (1764*2) |
4b167c12 |
504 | #define SOUND_BLOCK_COUNT 8 |
a4221917 |
505 | |
e41da5ce |
506 | static short __attribute__((aligned(4))) sndBuffer[SOUND_BLOCK_SIZE_PAL*SOUND_BLOCK_COUNT + 44100/50*2]; |
507 | static short *snd_playptr = NULL, *sndBuffer_endptr = NULL; |
508 | static int samples_made = 0, samples_done = 0, samples_block = 0; |
a4221917 |
509 | static int sound_thread_exit = 0; |
510 | static SceUID sound_sem = -1; |
511 | |
512 | static void writeSound(int len); |
513 | |
514 | static int sound_thread(SceSize args, void *argp) |
7d4906bf |
515 | { |
4b167c12 |
516 | int ret = 0; |
a4221917 |
517 | |
c5b61ac2 |
518 | lprintf("sthr: started, priority %i\n", sceKernelGetThreadCurrentPriority()); |
a4221917 |
519 | |
520 | while (!sound_thread_exit) |
521 | { |
522 | if (samples_made - samples_done < samples_block) { |
88b3d7c1 |
523 | // wait for data (use at least 2 blocks) |
110df09c |
524 | //lprintf("sthr: wait... (%i)\n", samples_made - samples_done); |
88b3d7c1 |
525 | while (samples_made - samples_done <= samples_block*2 && !sound_thread_exit) |
526 | ret = sceKernelWaitSema(sound_sem, 1, 0); |
4b167c12 |
527 | if (ret < 0) lprintf("sthr: sceKernelWaitSema: %i\n", ret); |
a4221917 |
528 | continue; |
529 | } |
530 | |
4b167c12 |
531 | // lprintf("sthr: got data: %i\n", samples_made - samples_done); |
a4221917 |
532 | |
533 | ret = sceAudio_E0727056(PSP_AUDIO_VOLUME_MAX, snd_playptr); |
534 | |
535 | samples_done += samples_block; |
536 | snd_playptr += samples_block; |
e41da5ce |
537 | if (snd_playptr >= sndBuffer_endptr) |
a4221917 |
538 | snd_playptr = sndBuffer; |
110df09c |
539 | // 1.5 kernel returns 0, newer ones return # of samples queued |
540 | if (ret < 0) |
541 | lprintf("sthr: sceAudio_E0727056: %08x; pos %i/%i\n", ret, samples_done, samples_made); |
88b3d7c1 |
542 | |
543 | // shouln't happen, but just in case |
544 | if (samples_made - samples_done >= samples_block*3) { |
71de3cd9 |
545 | //lprintf("sthr: block skip (%i)\n", samples_made - samples_done); |
88b3d7c1 |
546 | samples_done += samples_block; // skip |
547 | snd_playptr += samples_block; |
548 | } |
549 | |
a4221917 |
550 | } |
551 | |
552 | lprintf("sthr: exit\n"); |
553 | sceKernelExitDeleteThread(0); |
554 | return 0; |
555 | } |
556 | |
557 | static void sound_init(void) |
558 | { |
559 | SceUID thid; |
110df09c |
560 | int ret; |
a4221917 |
561 | |
562 | sound_sem = sceKernelCreateSema("sndsem", 0, 0, 1, NULL); |
563 | if (sound_sem < 0) lprintf("sceKernelCreateSema() failed: %i\n", sound_sem); |
564 | |
c5b61ac2 |
565 | samples_made = samples_done = 0; |
566 | samples_block = SOUND_BLOCK_SIZE_NTSC; // make sure it goes to sema |
a4221917 |
567 | sound_thread_exit = 0; |
568 | thid = sceKernelCreateThread("sndthread", sound_thread, 0x12, 0x10000, 0, NULL); |
569 | if (thid >= 0) |
570 | { |
110df09c |
571 | ret = sceKernelStartThread(thid, 0, 0); |
572 | if (ret < 0) lprintf("sound_init: sceKernelStartThread returned %08x\n", ret); |
a4221917 |
573 | } |
574 | else |
575 | lprintf("sceKernelCreateThread failed: %i\n", thid); |
576 | } |
577 | |
578 | static void sound_prepare(void) |
579 | { |
580 | static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0; |
581 | int ret, stereo; |
582 | |
583 | samples_made = samples_done = 0; |
584 | |
585 | if (PsndRate != PsndRate_old || (PicoOpt&0x0b) != (PicoOpt_old&0x0b) || Pico.m.pal != pal_old) { |
9d917eea |
586 | PsndRerate(Pico.m.frame_count ? 1 : 0); |
a4221917 |
587 | } |
588 | stereo=(PicoOpt&8)>>3; |
e41da5ce |
589 | |
590 | samples_block = Pico.m.pal ? SOUND_BLOCK_SIZE_PAL : SOUND_BLOCK_SIZE_NTSC; |
88b3d7c1 |
591 | if (PsndRate <= 22050) samples_block /= 2; |
e41da5ce |
592 | sndBuffer_endptr = &sndBuffer[samples_block*SOUND_BLOCK_COUNT]; |
a4221917 |
593 | |
594 | lprintf("starting audio: %i, len: %i, stereo: %i, pal: %i, block samples: %i\n", |
595 | PsndRate, PsndLen, stereo, Pico.m.pal, samples_block); |
596 | |
8022f53d |
597 | // while (sceAudioOutput2GetRestSample() > 0) psp_msleep(100); |
598 | // sceAudio_5C37C0AE(); |
e41da5ce |
599 | ret = sceAudio_38553111(samples_block/2, PsndRate, 2); // seems to not need that stupid 64byte alignment |
a4221917 |
600 | if (ret < 0) { |
601 | lprintf("sceAudio_38553111() failed: %i\n", ret); |
602 | sprintf(noticeMsg, "sound init failed (%i), snd disabled", ret); |
603 | noticeMsgTime = sceKernelGetSystemTimeLow(); |
604 | currentConfig.EmuOpt &= ~4; |
605 | } else { |
a4221917 |
606 | PicoWriteSound = writeSound; |
607 | memset32((int *)(void *)sndBuffer, 0, sizeof(sndBuffer)/4); |
e41da5ce |
608 | snd_playptr = sndBuffer_endptr - samples_block; |
609 | samples_made = samples_block; // send 1 empty block first.. |
a4221917 |
610 | PsndOut = sndBuffer; |
611 | PsndRate_old = PsndRate; |
612 | PicoOpt_old = PicoOpt; |
613 | pal_old = Pico.m.pal; |
614 | } |
615 | } |
616 | |
617 | static void sound_end(void) |
618 | { |
8022f53d |
619 | int i; |
620 | if (samples_done == 0) |
621 | { |
622 | // if no data is written between sceAudio_38553111 and sceAudio_5C37C0AE calls, |
623 | // we get a deadlock on next sceAudio_38553111 call |
624 | // so this is yet another workaround: |
625 | memset32((int *)(void *)sndBuffer, 0, samples_block*4/4); |
626 | samples_made = samples_block * 3; |
627 | sceKernelSignalSema(sound_sem, 1); |
628 | } |
629 | sceKernelDelayThread(100*1000); |
80db4442 |
630 | samples_made = samples_done = 0; |
8022f53d |
631 | for (i = 0; sceAudioOutput2GetRestSample() > 0 && i < 16; i++) |
e41da5ce |
632 | psp_msleep(100); |
633 | sceAudio_5C37C0AE(); |
a4221917 |
634 | } |
635 | |
636 | static void sound_deinit(void) |
637 | { |
638 | sound_thread_exit = 1; |
639 | sceKernelSignalSema(sound_sem, 1); |
80db4442 |
640 | sceKernelDeleteSema(sound_sem); |
641 | sound_sem = -1; |
a4221917 |
642 | } |
643 | |
644 | static void writeSound(int len) |
645 | { |
646 | int ret; |
7d4906bf |
647 | if (PicoOpt&8) len<<=1; |
648 | |
a4221917 |
649 | PsndOut += len; |
e41da5ce |
650 | /*if (PsndOut > sndBuffer_endptr) { |
a4221917 |
651 | memcpy32((int *)(void *)sndBuffer, (int *)endptr, (PsndOut - endptr + 1) / 2); |
652 | PsndOut = &sndBuffer[PsndOut - endptr]; |
e41da5ce |
653 | lprintf("mov\n"); |
a4221917 |
654 | } |
e41da5ce |
655 | else*/ |
4b167c12 |
656 | if (PsndOut > sndBuffer_endptr) lprintf("snd oflow %i!\n", PsndOut - sndBuffer_endptr); |
e41da5ce |
657 | if (PsndOut >= sndBuffer_endptr) |
658 | PsndOut = sndBuffer; |
a4221917 |
659 | |
660 | // signal the snd thread |
661 | samples_made += len; |
88b3d7c1 |
662 | if (samples_made - samples_done > samples_block*2) { |
e41da5ce |
663 | // lprintf("signal, %i/%i\n", samples_done, samples_made); |
a4221917 |
664 | ret = sceKernelSignalSema(sound_sem, 1); |
4b167c12 |
665 | //if (ret < 0) lprintf("snd signal ret %08x\n", ret); |
a4221917 |
666 | } |
7d4906bf |
667 | } |
a4221917 |
668 | |
7d4906bf |
669 | |
670 | static void SkipFrame(void) |
671 | { |
672 | PicoSkipFrame=1; |
673 | PicoFrame(); |
674 | PicoSkipFrame=0; |
675 | } |
676 | |
677 | void emu_forcedFrame(void) |
678 | { |
679 | int po_old = PicoOpt; |
680 | int eo_old = currentConfig.EmuOpt; |
681 | |
682 | PicoOpt &= ~0x0010; |
683 | PicoOpt |= 0x4080; // soft_scale | acc_sprites |
684 | currentConfig.EmuOpt |= 0x80; |
685 | |
8ab3e3c1 |
686 | vidResetMode(); |
687 | memset32(VRAM_CACHED_STUFF, 0xe0e0e0e0, 512*8/4); // borders |
688 | memset32((int *)VRAM_CACHED_STUFF + 512*232/4, 0xe0e0e0e0, 512*8/4); |
b542be46 |
689 | memset32_uncached((int *)psp_screen + 512*264*2/4, 0, 512*8*2/4); |
8ab3e3c1 |
690 | |
691 | PicoDrawSetColorFormat(-1); |
6fc57144 |
692 | PicoScanBegin = EmuScanSlowBegin; |
693 | PicoScanEnd = EmuScanSlowEnd; |
9112b6ce |
694 | EmuScanPrepare(); |
7d4906bf |
695 | PicoFrameDrawOnly(); |
8ab3e3c1 |
696 | blit1(); |
697 | sceGuSync(0,0); |
7d4906bf |
698 | |
699 | PicoOpt = po_old; |
700 | currentConfig.EmuOpt = eo_old; |
701 | } |
702 | |
703 | |
704 | static void RunEvents(unsigned int which) |
705 | { |
706 | if (which & 0x1800) // save or load (but not both) |
707 | { |
708 | int do_it = 1; |
709 | |
710 | if ( emu_checkSaveFile(state_slot) && |
711 | (( (which & 0x1000) && (currentConfig.EmuOpt & 0x800)) || // load |
712 | (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200))) ) // save |
713 | { |
714 | int keys; |
3ec29f01 |
715 | sceGuSync(0,0); |
716 | blit2("", (which & 0x1000) ? "LOAD STATE? (X=yes, O=no)" : "OVERWRITE SAVE? (X=yes, O=no)", 0); |
7d4906bf |
717 | while( !((keys = psp_pad_read(1)) & (BTN_X|BTN_CIRCLE)) ) |
718 | psp_msleep(50); |
719 | if (keys & BTN_CIRCLE) do_it = 0; |
720 | while( ((keys = psp_pad_read(1)) & (BTN_X|BTN_CIRCLE)) ) // wait for release |
721 | psp_msleep(50); |
722 | clearArea(0); |
723 | } |
724 | |
725 | if (do_it) |
726 | { |
8022f53d |
727 | osd_text(4, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME", 1, 0); |
8ab3e3c1 |
728 | PicoStateProgressCB = emu_msg_cb; |
7d4906bf |
729 | emu_SaveLoadGame((which & 0x1000) >> 12, 0); |
730 | PicoStateProgressCB = NULL; |
731 | psp_msleep(0); |
732 | } |
733 | |
734 | reset_timing = 1; |
735 | } |
736 | if (which & 0x0400) // switch renderer |
737 | { |
738 | if (PicoOpt&0x10) { PicoOpt&=~0x10; currentConfig.EmuOpt |= 0x80; } |
739 | else { PicoOpt|= 0x10; currentConfig.EmuOpt &= ~0x80; } |
740 | |
741 | vidResetMode(); |
742 | |
c5b61ac2 |
743 | if (PicoOpt&0x10) |
744 | strcpy(noticeMsg, "fast renderer"); |
745 | else if (currentConfig.EmuOpt&0x80) |
746 | strcpy(noticeMsg, "accurate renderer"); |
7d4906bf |
747 | |
748 | noticeMsgTime = sceKernelGetSystemTimeLow(); |
749 | } |
750 | if (which & 0x0300) |
751 | { |
752 | if(which&0x0200) { |
753 | state_slot -= 1; |
754 | if(state_slot < 0) state_slot = 9; |
755 | } else { |
756 | state_slot += 1; |
757 | if(state_slot > 9) state_slot = 0; |
758 | } |
759 | sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_checkSaveFile(state_slot) ? "USED" : "FREE"); |
760 | noticeMsgTime = sceKernelGetSystemTimeLow(); |
761 | } |
762 | } |
763 | |
764 | static void updateKeys(void) |
765 | { |
766 | unsigned int keys, allActions[2] = { 0, 0 }, events; |
767 | static unsigned int prevEvents = 0; |
768 | int i; |
769 | |
770 | keys = psp_pad_read(0); |
70357ce5 |
771 | if (keys & PSP_CTRL_HOME) |
772 | sceDisplayWaitVblankStart(); |
773 | |
7d4906bf |
774 | if (keys & BTN_SELECT) |
775 | engineState = PGS_Menu; |
776 | |
777 | keys &= CONFIGURABLE_KEYS; |
778 | |
779 | for (i = 0; i < 32; i++) |
780 | { |
781 | if (keys & (1 << i)) |
782 | { |
783 | int pl, acts = currentConfig.KeyBinds[i]; |
784 | if (!acts) continue; |
785 | pl = (acts >> 16) & 1; |
bdec53c9 |
786 | if (kb_combo_keys & (1 << i)) |
7d4906bf |
787 | { |
da310283 |
788 | int u = i+1, acts_c = acts & kb_combo_acts; |
7d4906bf |
789 | // let's try to find the other one |
bdec53c9 |
790 | if (acts_c) { |
da310283 |
791 | for (; u < 32; u++) |
bdec53c9 |
792 | if ( (keys & (1 << u)) && (currentConfig.KeyBinds[u] & acts_c) ) { |
793 | allActions[pl] |= acts_c & currentConfig.KeyBinds[u]; |
7d4906bf |
794 | keys &= ~((1 << i) | (1 << u)); |
795 | break; |
796 | } |
bdec53c9 |
797 | } |
7d4906bf |
798 | // add non-combo actions if combo ones were not found |
799 | if (!acts_c || u == 32) |
bdec53c9 |
800 | allActions[pl] |= acts & ~kb_combo_acts; |
7d4906bf |
801 | } else { |
802 | allActions[pl] |= acts; |
803 | } |
804 | } |
805 | } |
806 | |
807 | PicoPad[0] = (unsigned short) allActions[0]; |
808 | PicoPad[1] = (unsigned short) allActions[1]; |
809 | |
810 | events = (allActions[0] | allActions[1]) >> 16; |
811 | |
7d4906bf |
812 | events &= ~prevEvents; |
813 | if (events) RunEvents(events); |
814 | if (movie_data) emu_updateMovie(); |
815 | |
816 | prevEvents = (allActions[0] | allActions[1]) >> 16; |
817 | } |
818 | |
7d4906bf |
819 | |
820 | static void simpleWait(unsigned int until) |
821 | { |
822 | unsigned int tval; |
823 | int diff; |
824 | |
825 | tval = sceKernelGetSystemTimeLow(); |
826 | diff = (int)until - (int)tval; |
827 | if (diff >= 512 && diff < 100*1024) |
828 | sceKernelDelayThread(diff); |
829 | } |
830 | |
831 | void emu_Loop(void) |
832 | { |
110df09c |
833 | static int mp3_init_done = 0; |
7d4906bf |
834 | char fpsbuff[24]; // fps count c string |
6fc57144 |
835 | unsigned int tval, tval_thissec = 0; // timing |
836 | int target_fps, target_frametime, lim_time, tval_diff, i, oldmodes = 0; |
837 | int pframes_done, pframes_shown; // "period" frames, used for sync |
838 | int frames_done, frames_shown, tval_fpsc = 0; // actual frames |
7d4906bf |
839 | char *notice = NULL; |
840 | |
841 | lprintf("entered emu_Loop()\n"); |
842 | |
843 | fpsbuff[0] = 0; |
844 | |
70357ce5 |
845 | if (currentConfig.CPUclock != psp_get_cpu_clock()) { |
846 | lprintf("setting cpu clock to %iMHz... ", currentConfig.CPUclock); |
847 | i = psp_set_cpu_clock(currentConfig.CPUclock); |
848 | lprintf(i ? "failed\n" : "done\n"); |
849 | currentConfig.CPUclock = psp_get_cpu_clock(); |
850 | } |
851 | |
7d4906bf |
852 | // make sure we are in correct mode |
853 | vidResetMode(); |
8ab3e3c1 |
854 | clearArea(1); |
7d4906bf |
855 | Pico.m.dirtyPal = 1; |
856 | oldmodes = ((Pico.video.reg[12]&1)<<2) ^ 0xc; |
bdec53c9 |
857 | emu_findKeyBindCombos(); |
7d4906bf |
858 | |
859 | // pal/ntsc might have changed, reset related stuff |
860 | target_fps = Pico.m.pal ? 50 : 60; |
861 | target_frametime = Pico.m.pal ? (1000000<<8)/50 : (1000000<<8)/60+1; |
862 | reset_timing = 1; |
863 | |
602133e1 |
864 | if (PicoAHW & PAHW_MCD) { |
110df09c |
865 | // prepare CD buffer |
866 | PicoCDBufferInit(); |
867 | // mp3... |
868 | if (!mp3_init_done) { |
869 | i = mp3_init(); |
870 | mp3_init_done = 1; |
871 | if (i) { engineState = PGS_Menu; return; } |
872 | } |
873 | } |
7d4906bf |
874 | |
875 | // prepare sound stuff |
876 | PsndOut = NULL; |
7d4906bf |
877 | if (currentConfig.EmuOpt & 4) |
878 | { |
a4221917 |
879 | sound_prepare(); |
7d4906bf |
880 | } |
7d4906bf |
881 | |
1f4e9f14 |
882 | sceDisplayWaitVblankStart(); |
6fc57144 |
883 | pframes_shown = pframes_done = |
884 | frames_shown = frames_done = 0; |
885 | |
886 | tval_fpsc = sceKernelGetSystemTimeLow(); |
1f4e9f14 |
887 | |
7d4906bf |
888 | // loop? |
889 | while (engineState == PGS_Running) |
890 | { |
891 | int modes; |
892 | |
893 | tval = sceKernelGetSystemTimeLow(); |
6fc57144 |
894 | if (reset_timing || tval < tval_fpsc) { |
7d4906bf |
895 | //stdbg("timing reset"); |
896 | reset_timing = 0; |
897 | tval_thissec = tval; |
6fc57144 |
898 | pframes_shown = pframes_done = 0; |
7d4906bf |
899 | } |
900 | |
901 | // show notice message? |
902 | if (noticeMsgTime) { |
903 | static int noticeMsgSum; |
904 | if (tval - noticeMsgTime > 2000000) { // > 2.0 sec |
905 | noticeMsgTime = 0; |
906 | clearArea(0); |
907 | notice = 0; |
908 | } else { |
909 | int sum = noticeMsg[0]+noticeMsg[1]+noticeMsg[2]; |
910 | if (sum != noticeMsgSum) { clearArea(0); noticeMsgSum = sum; } |
911 | notice = noticeMsg; |
912 | } |
913 | } |
914 | |
915 | // check for mode changes |
916 | modes = ((Pico.video.reg[12]&1)<<2)|(Pico.video.reg[1]&8); |
917 | if (modes != oldmodes) { |
918 | oldmodes = modes; |
919 | clearArea(1); |
8ab3e3c1 |
920 | set_scaling_params(); |
7d4906bf |
921 | } |
922 | |
923 | // second passed? |
6fc57144 |
924 | if (tval - tval_fpsc >= 1000000) |
925 | { |
926 | if (currentConfig.EmuOpt & 2) |
927 | sprintf(fpsbuff, "%02i/%02i ", frames_shown, frames_done); |
928 | frames_done = frames_shown = 0; |
929 | tval_fpsc += 1000000; |
930 | } |
931 | |
7d4906bf |
932 | if (tval - tval_thissec >= 1000000) |
933 | { |
e41da5ce |
934 | // missing 1 frame? |
6fc57144 |
935 | if (currentConfig.Frameskip < 0 && pframes_done < target_fps) { |
936 | SkipFrame(); pframes_done++; frames_done++; |
7d4906bf |
937 | } |
e41da5ce |
938 | |
7d4906bf |
939 | tval_thissec += 1000000; |
940 | |
941 | if (currentConfig.Frameskip < 0) { |
6fc57144 |
942 | pframes_done -= target_fps; if (pframes_done < 0) pframes_done = 0; |
943 | pframes_shown -= target_fps; if (pframes_shown < 0) pframes_shown = 0; |
944 | if (pframes_shown > pframes_done) pframes_shown = pframes_done; |
7d4906bf |
945 | } else { |
6fc57144 |
946 | pframes_done = pframes_shown = 0; |
7d4906bf |
947 | } |
948 | } |
949 | #ifdef PFRAMES |
950 | sprintf(fpsbuff, "%i", Pico.m.frame_count); |
951 | #endif |
952 | |
6fc57144 |
953 | lim_time = (pframes_done+1) * target_frametime; |
7d4906bf |
954 | if (currentConfig.Frameskip >= 0) // frameskip enabled |
955 | { |
956 | for (i = 0; i < currentConfig.Frameskip; i++) { |
957 | updateKeys(); |
6fc57144 |
958 | SkipFrame(); pframes_done++; frames_done++; |
c6196c0f |
959 | if (!(currentConfig.EmuOpt&0x40000)) { // do framelimitting if needed |
7d4906bf |
960 | int tval_diff; |
961 | tval = sceKernelGetSystemTimeLow(); |
962 | tval_diff = (int)(tval - tval_thissec) << 8; |
963 | if (tval_diff < lim_time) // we are too fast |
964 | simpleWait(tval + ((lim_time - tval_diff)>>8)); |
965 | } |
966 | lim_time += target_frametime; |
967 | } |
968 | } |
969 | else // auto frameskip |
970 | { |
971 | int tval_diff; |
972 | tval = sceKernelGetSystemTimeLow(); |
973 | tval_diff = (int)(tval - tval_thissec) << 8; |
6fc57144 |
974 | if (tval_diff > lim_time && (pframes_done/16 < pframes_shown)) |
7d4906bf |
975 | { |
976 | // no time left for this frame - skip |
977 | if (tval_diff - lim_time >= (300000<<8)) { |
7d4906bf |
978 | reset_timing = 1; |
979 | continue; |
980 | } |
981 | updateKeys(); |
6fc57144 |
982 | SkipFrame(); pframes_done++; frames_done++; |
7d4906bf |
983 | continue; |
984 | } |
985 | } |
986 | |
987 | updateKeys(); |
988 | |
989 | if (!(PicoOpt&0x10)) |
9112b6ce |
990 | EmuScanPrepare(); |
7d4906bf |
991 | |
992 | PicoFrame(); |
993 | |
3ec29f01 |
994 | sceGuSync(0,0); |
7d4906bf |
995 | |
996 | // check time |
997 | tval = sceKernelGetSystemTimeLow(); |
998 | tval_diff = (int)(tval - tval_thissec) << 8; |
999 | |
3ec29f01 |
1000 | blit2(fpsbuff, notice, tval_diff > lim_time); |
1001 | |
6fc57144 |
1002 | if (currentConfig.Frameskip < 0 && tval_diff - lim_time >= (300000<<8)) { // slowdown detection |
7d4906bf |
1003 | reset_timing = 1; |
6fc57144 |
1004 | } |
c6196c0f |
1005 | else if (!(currentConfig.EmuOpt&0x40000) || currentConfig.Frameskip < 0) |
7d4906bf |
1006 | { |
1007 | // sleep if we are still too fast |
1008 | if (tval_diff < lim_time) |
1009 | { |
1010 | // we are too fast |
1011 | simpleWait(tval + ((lim_time - tval_diff) >> 8)); |
1012 | } |
1013 | } |
1014 | |
6fc57144 |
1015 | pframes_done++; pframes_shown++; |
1016 | frames_done++; frames_shown++; |
7d4906bf |
1017 | } |
1018 | |
1019 | |
602133e1 |
1020 | if (PicoAHW & PAHW_MCD) PicoCDBufferFree(); |
a4221917 |
1021 | |
7d4906bf |
1022 | if (PsndOut != NULL) { |
a4221917 |
1023 | PsndOut = NULL; |
1024 | sound_end(); |
7d4906bf |
1025 | } |
a4221917 |
1026 | |
7d4906bf |
1027 | // save SRAM |
1028 | if ((currentConfig.EmuOpt & 1) && SRam.changed) { |
8ab3e3c1 |
1029 | emu_msg_cb("Writing SRAM/BRAM.."); |
7d4906bf |
1030 | emu_SaveLoadGame(0, 1); |
1031 | SRam.changed = 0; |
1032 | } |
a4221917 |
1033 | |
80db4442 |
1034 | // clear fps counters and stuff |
b542be46 |
1035 | memset32_uncached((int *)psp_video_get_active_fb() + 512*264*2/4, 0, 512*8*2/4); |
7d4906bf |
1036 | } |
1037 | |
1038 | |
1820b5a7 |
1039 | void emu_ResetGame(void) |
1040 | { |
1cb1584b |
1041 | PicoReset(); |
7d4906bf |
1042 | reset_timing = 1; |
1820b5a7 |
1043 | } |
1044 | |
ea08c296 |
1045 | void emu_HandleResume(void) |
1046 | { |
602133e1 |
1047 | if (!(PicoAHW & PAHW_MCD)) return; |
ea08c296 |
1048 | |
1049 | // reopen files.. |
1050 | if (Pico_mcd->TOC.Tracks[0].F != NULL) |
1051 | { |
1052 | lprintf("emu_HandleResume: reopen %s\n", romFileName); |
1053 | pm_close(Pico_mcd->TOC.Tracks[0].F); |
1054 | Pico_mcd->TOC.Tracks[0].F = pm_open(romFileName); |
1055 | lprintf("reopen %s\n", Pico_mcd->TOC.Tracks[0].F != NULL ? "ok" : "failed"); |
1056 | } |
1057 | |
1058 | mp3_reopen_file(); |
1059 | } |
1060 | |