046c4540 |
1 | // (c) Copyright 2006-2009 notaz, All rights reserved.\r |
720ee7f6 |
2 | // Free for non-commercial use.\r |
3 | \r |
4 | // For commercial use, separate licencing terms must be obtained.\r |
5 | \r |
6 | #include <stdio.h>\r |
7 | #include <stdlib.h>\r |
720ee7f6 |
8 | \r |
fa5e045b |
9 | #include "plat_gp2x.h"\r |
d572cbad |
10 | #include "soc.h"\r |
046c4540 |
11 | #include "../common/plat.h"\r |
82abf46f |
12 | #include "../common/menu.h"\r |
c7a4ff64 |
13 | #include "../common/arm_utils.h"\r |
14 | #include "../common/fonts.h"\r |
f013066e |
15 | #include "../common/emu.h"\r |
0ae25549 |
16 | #include "../common/config.h"\r |
b3972d82 |
17 | #include "../linux/sndout_oss.h"\r |
049a6b3e |
18 | #include "version.h"\r |
720ee7f6 |
19 | \r |
f11bad75 |
20 | #include <pico/pico_int.h>\r |
21 | #include <pico/patch.h>\r |
22 | #include <pico/sound/mix.h>\r |
70d2ecc5 |
23 | #include <zlib/zlib.h>\r |
720ee7f6 |
24 | \r |
4327ec37 |
25 | //#define PFRAMES\r |
720ee7f6 |
26 | \r |
27 | #ifdef BENCHMARK\r |
28 | #define OSD_FPS_X 220\r |
29 | #else\r |
30 | #define OSD_FPS_X 260\r |
31 | #endif\r |
32 | \r |
720ee7f6 |
33 | \r |
720ee7f6 |
34 | extern int crashed_940;\r |
35 | \r |
6245d5a0 |
36 | static short __attribute__((aligned(4))) sndBuffer[2*44100/50];\r |
93c18cb4 |
37 | static unsigned char PicoDraw2FB_[(8+320) * (8+240+8)];\r |
38 | unsigned char *PicoDraw2FB = PicoDraw2FB_;\r |
b7911801 |
39 | static int osd_fps_x;\r |
720ee7f6 |
40 | \r |
b7911801 |
41 | extern void *gp2x_screens[4];\r |
720ee7f6 |
42 | \r |
93c18cb4 |
43 | int plat_get_root_dir(char *dst, int len)\r |
25fced50 |
44 | {\r |
f013066e |
45 | extern char **g_argv;\r |
46 | int j;\r |
25fced50 |
47 | \r |
f013066e |
48 | strncpy(dst, g_argv[0], len);\r |
49 | len -= 32; // reserve\r |
50 | if (len < 0) len = 0;\r |
51 | dst[len] = 0;\r |
52 | for (j = strlen(dst); j > 0; j--)\r |
53 | if (dst[j] == '/') { dst[j+1] = 0; break; }\r |
36f6fd5a |
54 | \r |
55 | return j + 1;\r |
25fced50 |
56 | }\r |
57 | \r |
720ee7f6 |
58 | \r |
f013066e |
59 | static void scaling_update(void)\r |
79cad122 |
60 | {\r |
fa8d1331 |
61 | PicoOpt &= ~(POPT_DIS_32C_BORDER|POPT_EN_SOFTSCALE);\r |
79cad122 |
62 | switch (currentConfig.scaling) {\r |
fa8d1331 |
63 | default:break;\r |
64 | case EOPT_SCALE_HW_H:\r |
65 | case EOPT_SCALE_HW_HV:\r |
66 | PicoOpt |= POPT_DIS_32C_BORDER;\r |
67 | break;\r |
68 | case EOPT_SCALE_SW_H:\r |
69 | PicoOpt |= POPT_EN_SOFTSCALE;\r |
70 | break;\r |
79cad122 |
71 | }\r |
72 | }\r |
73 | \r |
74 | \r |
93c18cb4 |
75 | void pemu_prep_defconfig(void)\r |
0ae25549 |
76 | {\r |
fa8d1331 |
77 | gp2x_soc_t soc;\r |
78 | \r |
0ae25549 |
79 | memset(&defaultConfig, 0, sizeof(defaultConfig));\r |
b7911801 |
80 | defaultConfig.EmuOpt = 0x9d | EOPT_RAM_TIMINGS|EOPT_CONFIRM_SAVE|EOPT_EN_CD_LEDS;\r |
fa8d1331 |
81 | defaultConfig.s_PicoOpt = 0x0f | POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_EN_SVP_DRC|POPT_ACC_SPRITES;\r |
0ae25549 |
82 | defaultConfig.s_PsndRate = 44100;\r |
83 | defaultConfig.s_PicoRegion = 0; // auto\r |
84 | defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP\r |
88bfc63d |
85 | defaultConfig.s_PicoCDBuffers = 0;\r |
0ae25549 |
86 | defaultConfig.Frameskip = -1; // auto\r |
fa8d1331 |
87 | defaultConfig.CPUclock = default_cpu_clock;\r |
0ae25549 |
88 | defaultConfig.volume = 50;\r |
0ae25549 |
89 | defaultConfig.gamma = 100;\r |
90 | defaultConfig.scaling = 0;\r |
6589c840 |
91 | defaultConfig.turbo_rate = 15;\r |
fa8d1331 |
92 | \r |
93 | soc = soc_detect();\r |
94 | if (soc == SOCID_MMSP2)\r |
95 | defaultConfig.s_PicoOpt |= POPT_EXT_FM;\r |
b7911801 |
96 | else if (soc == SOCID_POLLUX)\r |
053bef76 |
97 | defaultConfig.EmuOpt |= EOPT_WIZ_TEAR_FIX|EOPT_SHOW_RTC;\r |
0ae25549 |
98 | }\r |
99 | \r |
b7911801 |
100 | static void (*osd_text)(int x, int y, const char *text);\r |
101 | \r |
102 | static void osd_text8(int x, int y, const char *text)\r |
720ee7f6 |
103 | {\r |
104 | int len = strlen(text)*8;\r |
e31266dd |
105 | int *p, i, h, offs;\r |
720ee7f6 |
106 | \r |
b7911801 |
107 | len = (len+3) >> 2;\r |
108 | for (h = 0; h < 8; h++) {\r |
109 | offs = (x + g_screen_width * (y+h)) & ~3;\r |
110 | p = (int *) ((char *)g_screen_ptr + offs);\r |
111 | for (i = len; i; i--, p++)\r |
112 | *p = 0xe0e0e0e0;\r |
113 | }\r |
114 | emu_text_out8(x, y, text);\r |
115 | }\r |
116 | \r |
117 | static void osd_text16(int x, int y, const char *text)\r |
118 | {\r |
119 | int len = strlen(text)*8;\r |
120 | int *p, i, h, offs;\r |
121 | \r |
122 | len = (len+1) >> 1;\r |
123 | for (h = 0; h < 8; h++) {\r |
124 | offs = (x + g_screen_width * (y+h)) & ~1;\r |
125 | p = (int *) ((short *)g_screen_ptr + offs);\r |
126 | for (i = len; i; i--, p++)\r |
127 | *p = (*p >> 2) & 0x39e7;\r |
128 | }\r |
129 | emu_text_out16(x, y, text);\r |
130 | }\r |
131 | \r |
132 | static void osd_text8_rot(int x, int y, const char *text)\r |
133 | {\r |
134 | int len = strlen(text) * 8;\r |
135 | char *p = (char *)g_screen_ptr + 240*(320-x) + y;\r |
136 | \r |
137 | while (len--) {\r |
138 | memset(p, 0xe0, 8);\r |
139 | p -= 240;\r |
720ee7f6 |
140 | }\r |
b7911801 |
141 | \r |
142 | emu_text_out8_rot(x, y, text);\r |
143 | }\r |
144 | \r |
145 | static void osd_text16_rot(int x, int y, const char *text)\r |
146 | {\r |
147 | int len = strlen(text) * 8;\r |
148 | short *p = (short *)g_screen_ptr + 240*(320-x) + y;\r |
149 | \r |
150 | while (len--) {\r |
151 | memset(p, 0, 8*2);\r |
152 | p -= 240;\r |
153 | }\r |
154 | \r |
155 | emu_text_out16_rot(x, y, text);\r |
720ee7f6 |
156 | }\r |
157 | \r |
2b395ee0 |
158 | static void draw_cd_leds(void)\r |
daf91588 |
159 | {\r |
b7911801 |
160 | int led_reg, pitch, scr_offs, led_offs;\r |
161 | led_reg = Pico_mcd->s68k_regs[0];\r |
162 | \r |
163 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
164 | pitch = 240;\r |
165 | led_offs = -pitch * 6;\r |
166 | scr_offs = pitch * (320 - 4);\r |
167 | } else {\r |
168 | pitch = 320;\r |
169 | led_offs = 4;\r |
170 | scr_offs = pitch * 2 + 4;\r |
171 | }\r |
daf91588 |
172 | \r |
388947f3 |
173 | if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP)) {\r |
b7911801 |
174 | #define p(x) px[(x) >> 2]\r |
daf91588 |
175 | // 8-bit modes\r |
b7911801 |
176 | unsigned int *px = (unsigned int *)((char *)g_screen_ptr + scr_offs);\r |
177 | unsigned int col_g = (led_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r |
178 | unsigned int col_r = (led_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r |
179 | p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;\r |
180 | p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;\r |
181 | #undef p\r |
daf91588 |
182 | } else {\r |
b7911801 |
183 | #define p(x) px[(x)*2 >> 2] = px[((x)*2 >> 2) + 1]\r |
daf91588 |
184 | // 16-bit modes\r |
b7911801 |
185 | unsigned int *px = (unsigned int *)((short *)g_screen_ptr + scr_offs);\r |
186 | unsigned int col_g = (led_reg & 2) ? 0x06000600 : 0;\r |
187 | unsigned int col_r = (led_reg & 1) ? 0xc000c000 : 0;\r |
188 | p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;\r |
189 | p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;\r |
190 | #undef p\r |
daf91588 |
191 | }\r |
192 | }\r |
193 | \r |
2b395ee0 |
194 | static void draw_pico_ptr(void)\r |
195 | {\r |
e31266dd |
196 | unsigned short *p = (unsigned short *)g_screen_ptr;\r |
b7911801 |
197 | int x, y, pitch = 320;\r |
2b395ee0 |
198 | \r |
199 | // only if pen enabled and for 16bit modes\r |
b7911801 |
200 | if (pico_inp_mode == 0 || (PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP))\r |
201 | return;\r |
2b395ee0 |
202 | \r |
b7911801 |
203 | x = pico_pen_x + PICO_PEN_ADJUST_X;\r |
204 | y = pico_pen_y + PICO_PEN_ADJUST_Y;\r |
205 | if (!(Pico.video.reg[12]&1) && !(PicoOpt & POPT_DIS_32C_BORDER))\r |
206 | x += 32;\r |
2b395ee0 |
207 | \r |
b7911801 |
208 | if (EOPT_WIZ_TEAR_FIX) {\r |
209 | pitch = 240;\r |
210 | p += (319 - x) * pitch + y;\r |
211 | } else\r |
212 | p += x + y * pitch;\r |
213 | \r |
214 | p[0] ^= 0xffff;\r |
215 | p[pitch-1] ^= 0xffff;\r |
216 | p[pitch] ^= 0xffff;\r |
217 | p[pitch+1] ^= 0xffff;\r |
218 | p[pitch*2] ^= 0xffff;\r |
2b395ee0 |
219 | }\r |
220 | \r |
dd5fd477 |
221 | static int EmuScanBegin16(unsigned int num)\r |
720ee7f6 |
222 | {\r |
223 | if (!(Pico.video.reg[1]&8)) num += 8;\r |
e31266dd |
224 | DrawLineDest = (unsigned short *) g_screen_ptr + g_screen_width * num;\r |
720ee7f6 |
225 | \r |
226 | return 0;\r |
227 | }\r |
228 | \r |
dd5fd477 |
229 | static int EmuScanBegin8(unsigned int num)\r |
720ee7f6 |
230 | {\r |
231 | if (!(Pico.video.reg[1]&8)) num += 8;\r |
e31266dd |
232 | DrawLineDest = (unsigned char *) g_screen_ptr + g_screen_width * num;\r |
720ee7f6 |
233 | \r |
234 | return 0;\r |
235 | }\r |
236 | \r |
b7911801 |
237 | /* rot thing for Wiz */\r |
238 | static unsigned char __attribute__((aligned(4))) rot_buff[320*4*2];\r |
239 | \r |
240 | static int EmuScanBegin16_rot(unsigned int num)\r |
241 | {\r |
242 | DrawLineDest = rot_buff + (num & 3) * 320 * 2;\r |
243 | return 0;\r |
244 | }\r |
245 | \r |
246 | static int EmuScanEnd16_rot(unsigned int num)\r |
247 | {\r |
248 | if ((num & 3) != 3)\r |
249 | return 0;\r |
250 | if (!(Pico.video.reg[1] & 8))\r |
251 | num += 8;\r |
252 | rotated_blit16(g_screen_ptr, rot_buff, num + 1,\r |
253 | !(Pico.video.reg[12] & 1) && !(PicoOpt & POPT_EN_SOFTSCALE));\r |
254 | return 0;\r |
255 | }\r |
256 | \r |
257 | static int EmuScanBegin8_rot(unsigned int num)\r |
258 | {\r |
259 | DrawLineDest = rot_buff + (num & 3) * 320;\r |
260 | return 0;\r |
261 | }\r |
262 | \r |
263 | static int EmuScanEnd8_rot(unsigned int num)\r |
264 | {\r |
265 | if ((num & 3) != 3)\r |
266 | return 0;\r |
267 | if (!(Pico.video.reg[1] & 8))\r |
268 | num += 8;\r |
269 | rotated_blit8(g_screen_ptr, rot_buff, num + 1,\r |
270 | !(Pico.video.reg[12] & 1));\r |
271 | return 0;\r |
272 | }\r |
273 | \r |
e5d315a5 |
274 | int localPal[0x100];\r |
b7911801 |
275 | static void (*vidcpyM2)(void *dest, void *src, int m32col, int with_32c_border) = NULL;\r |
720ee7f6 |
276 | \r |
b5bfb864 |
277 | void pemu_update_display(const char *fps, const char *notice)\r |
720ee7f6 |
278 | {\r |
daf91588 |
279 | int emu_opt = currentConfig.EmuOpt;\r |
280 | \r |
388947f3 |
281 | if (PicoOpt & POPT_ALT_RENDERER)\r |
b3818d1e |
282 | {\r |
720ee7f6 |
283 | // 8bit fast renderer\r |
284 | if (Pico.m.dirtyPal) {\r |
285 | Pico.m.dirtyPal = 0;\r |
286 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
287 | // feed new palette to our device\r |
288 | gp2x_video_setpalette(localPal, 0x40);\r |
289 | }\r |
b3818d1e |
290 | // a hack for VR\r |
291 | if (PicoRead16Hook == PicoSVPRead16)\r |
292 | memset32((int *)(PicoDraw2FB+328*8+328*223), 0xe0e0e0e0, 328);\r |
293 | // do actual copy\r |
b7911801 |
294 | vidcpyM2(g_screen_ptr, PicoDraw2FB+328*8,\r |
295 | !(Pico.video.reg[12] & 1), !(PicoOpt & POPT_DIS_32C_BORDER));\r |
b3818d1e |
296 | }\r |
388947f3 |
297 | else if (!(emu_opt & EOPT_16BPP))\r |
b3818d1e |
298 | {\r |
720ee7f6 |
299 | // 8bit accurate renderer\r |
dd5fd477 |
300 | if (Pico.m.dirtyPal)\r |
301 | {\r |
61f66fe0 |
302 | int pallen = 0xc0;\r |
720ee7f6 |
303 | Pico.m.dirtyPal = 0;\r |
b13a934c |
304 | if (Pico.video.reg[0xC]&8) // shadow/hilight mode\r |
305 | {\r |
720ee7f6 |
306 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
307 | vidConvCpyRGB32sh(localPal+0x40, Pico.cram, 0x40);\r |
308 | vidConvCpyRGB32hi(localPal+0x80, Pico.cram, 0x40);\r |
67dfdf5f |
309 | memcpy32(localPal+0xc0, localPal+0x40, 0x40);\r |
b13a934c |
310 | pallen = 0x100;\r |
311 | }\r |
b13a934c |
312 | else if (rendstatus & PDRAW_SONIC_MODE) { // mid-frame palette changes\r |
720ee7f6 |
313 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
314 | vidConvCpyRGB32(localPal+0x40, HighPal, 0x40);\r |
315 | vidConvCpyRGB32(localPal+0x80, HighPal+0x40, 0x40);\r |
b13a934c |
316 | }\r |
317 | else {\r |
720ee7f6 |
318 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
61f66fe0 |
319 | memcpy32(localPal+0x80, localPal, 0x40); // for spr prio mess\r |
720ee7f6 |
320 | }\r |
b13a934c |
321 | if (pallen > 0xc0) {\r |
322 | localPal[0xc0] = 0x0000c000;\r |
323 | localPal[0xd0] = 0x00c00000;\r |
324 | localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r |
325 | localPal[0xf0] = 0x00ffffff;\r |
326 | }\r |
327 | gp2x_video_setpalette(localPal, pallen);\r |
720ee7f6 |
328 | }\r |
329 | }\r |
330 | \r |
79cad122 |
331 | if (notice || (emu_opt & 2)) {\r |
332 | int h = 232;\r |
fa8d1331 |
333 | if (currentConfig.scaling == EOPT_SCALE_HW_HV && !(Pico.video.reg[1]&8))\r |
334 | h -= 8;\r |
335 | if (notice)\r |
336 | osd_text(4, h, notice);\r |
79cad122 |
337 | if (emu_opt & 2)\r |
338 | osd_text(osd_fps_x, h, fps);\r |
339 | }\r |
dd5fd477 |
340 | if ((emu_opt & 0x400) && (PicoAHW & PAHW_MCD))\r |
2b395ee0 |
341 | draw_cd_leds();\r |
342 | if (PicoAHW & PAHW_PICO)\r |
343 | draw_pico_ptr();\r |
720ee7f6 |
344 | \r |
720ee7f6 |
345 | gp2x_video_flip();\r |
720ee7f6 |
346 | }\r |
347 | \r |
b5bfb864 |
348 | /* XXX */\r |
349 | #ifdef __GP2X__\r |
350 | unsigned int plat_get_ticks_ms(void)\r |
351 | {\r |
352 | return gp2x_get_ticks_ms();\r |
353 | }\r |
354 | \r |
355 | unsigned int plat_get_ticks_us(void)\r |
356 | {\r |
357 | return gp2x_get_ticks_us();\r |
358 | }\r |
359 | #endif\r |
360 | \r |
361 | void plat_wait_till_us(unsigned int us_to)\r |
362 | {\r |
363 | unsigned int now;\r |
364 | \r |
365 | spend_cycles(1024);\r |
366 | now = plat_get_ticks_us();\r |
367 | \r |
368 | while ((signed int)(us_to - now) > 512)\r |
369 | {\r |
370 | spend_cycles(1024);\r |
371 | now = plat_get_ticks_us();\r |
372 | }\r |
373 | }\r |
374 | \r |
375 | void plat_video_wait_vsync(void)\r |
376 | {\r |
377 | gp2x_video_wait_vsync();\r |
378 | }\r |
379 | \r |
380 | void plat_status_msg_clear(void)\r |
720ee7f6 |
381 | {\r |
b7911801 |
382 | int is_8bit = (PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP);\r |
b5bfb864 |
383 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
b7911801 |
384 | /* ugh.. */\r |
385 | int i, u, *p;\r |
386 | if (is_8bit) {\r |
387 | for (i = 0; i < 4; i++) {\r |
388 | p = (int *)gp2x_screens[i] + (240-8) / 4;\r |
389 | for (u = 320; u > 0; u--, p += 240/4)\r |
390 | p[0] = p[1] = 0xe0e0e0e0;\r |
391 | }\r |
392 | } else {\r |
393 | for (i = 0; i < 4; i++) {\r |
394 | p = (int *)gp2x_screens[i] + (240-8)*2 / 4;\r |
395 | for (u = 320; u > 0; u--, p += 240*2/4)\r |
396 | p[0] = p[1] = p[2] = p[3] = 0;\r |
397 | }\r |
398 | }\r |
399 | return;\r |
400 | }\r |
401 | \r |
b5bfb864 |
402 | if (is_8bit)\r |
403 | gp2x_memset_all_buffers(320*232, 0xe0, 320*8);\r |
404 | else\r |
405 | gp2x_memset_all_buffers(320*232*2, 0, 320*8*2);\r |
720ee7f6 |
406 | }\r |
407 | \r |
388947f3 |
408 | void plat_status_msg_busy_next(const char *msg)\r |
409 | {\r |
b5bfb864 |
410 | plat_status_msg_clear();\r |
411 | pemu_update_display("", msg);\r |
9615b3df |
412 | emu_status_msg("");\r |
388947f3 |
413 | \r |
414 | /* assumption: msg_busy_next gets called only when\r |
415 | * something slow is about to happen */\r |
416 | reset_timing = 1;\r |
417 | }\r |
418 | \r |
419 | void plat_status_msg_busy_first(const char *msg)\r |
420 | {\r |
421 | gp2x_memcpy_all_buffers(g_screen_ptr, 0, 320*240*2);\r |
422 | plat_status_msg_busy_next(msg);\r |
423 | }\r |
720ee7f6 |
424 | \r |
425 | static void vidResetMode(void)\r |
426 | {\r |
b7911801 |
427 | PicoScanEnd = NULL;\r |
428 | \r |
388947f3 |
429 | if (PicoOpt & POPT_ALT_RENDERER) {\r |
b7911801 |
430 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
431 | gp2x_video_changemode(-8);\r |
432 | vidcpyM2 = vidcpy_m2_rot;\r |
433 | osd_text = osd_text8_rot;\r |
434 | } else {\r |
435 | gp2x_video_changemode(8);\r |
436 | vidcpyM2 = vidcpy_m2;\r |
437 | osd_text = osd_text8;\r |
438 | }\r |
439 | }\r |
440 | else if (currentConfig.EmuOpt & EOPT_16BPP) {\r |
720ee7f6 |
441 | PicoDrawSetColorFormat(1);\r |
b7911801 |
442 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
443 | gp2x_video_changemode(-16);\r |
444 | PicoScanBegin = EmuScanBegin16_rot;\r |
445 | PicoScanEnd = EmuScanEnd16_rot;\r |
446 | osd_text = osd_text16_rot;\r |
447 | } else {\r |
448 | gp2x_video_changemode(16);\r |
449 | PicoScanBegin = EmuScanBegin16;\r |
450 | osd_text = osd_text16;\r |
451 | }\r |
452 | }\r |
453 | else {\r |
daf91588 |
454 | PicoDrawSetColorFormat(2);\r |
b7911801 |
455 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
456 | gp2x_video_changemode(-8);\r |
457 | PicoScanBegin = EmuScanBegin8_rot;\r |
458 | PicoScanEnd = EmuScanEnd8_rot;\r |
459 | osd_text = osd_text8_rot;\r |
460 | } else {\r |
461 | gp2x_video_changemode(8);\r |
462 | PicoScanBegin = EmuScanBegin8;\r |
463 | osd_text = osd_text8;\r |
464 | }\r |
daf91588 |
465 | }\r |
b7911801 |
466 | \r |
388947f3 |
467 | if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP)) {\r |
daf91588 |
468 | // setup pal for 8-bit modes\r |
469 | localPal[0xc0] = 0x0000c000; // MCD LEDs\r |
470 | localPal[0xd0] = 0x00c00000;\r |
720ee7f6 |
471 | localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r |
472 | localPal[0xf0] = 0x00ffffff;\r |
720ee7f6 |
473 | gp2x_video_setpalette(localPal, 0x100);\r |
474 | gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
475 | gp2x_video_flip();\r |
720ee7f6 |
476 | }\r |
477 | Pico.m.dirtyPal = 1;\r |
b7911801 |
478 | \r |
720ee7f6 |
479 | // reset scaling\r |
fa8d1331 |
480 | if (currentConfig.scaling == EOPT_SCALE_HW_HV && !(Pico.video.reg[1]&8))\r |
79cad122 |
481 | gp2x_video_RGB_setscaling(8, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 224);\r |
482 | else gp2x_video_RGB_setscaling(0, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 240);\r |
720ee7f6 |
483 | }\r |
484 | \r |
9ecdd73a |
485 | void plat_video_toggle_renderer(int is_next, int is_menu)\r |
dfa4c846 |
486 | {\r |
9ecdd73a |
487 | /* alt, 16bpp, 8bpp */\r |
388947f3 |
488 | if (PicoOpt & POPT_ALT_RENDERER) {\r |
489 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
9ecdd73a |
490 | if (is_next)\r |
491 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
492 | } else if (!(currentConfig.EmuOpt & EOPT_16BPP)) {\r |
493 | if (is_next)\r |
494 | PicoOpt |= POPT_ALT_RENDERER;\r |
495 | else\r |
496 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
497 | } else {\r |
388947f3 |
498 | currentConfig.EmuOpt &= ~EOPT_16BPP;\r |
9ecdd73a |
499 | if (!is_next)\r |
500 | PicoOpt |= POPT_ALT_RENDERER;\r |
501 | }\r |
502 | \r |
503 | if (is_menu)\r |
504 | return;\r |
e5589947 |
505 | \r |
388947f3 |
506 | vidResetMode();\r |
dfa4c846 |
507 | \r |
388947f3 |
508 | if (PicoOpt & POPT_ALT_RENDERER) {\r |
b5bfb864 |
509 | emu_status_msg(" 8bit fast renderer");\r |
388947f3 |
510 | } else if (currentConfig.EmuOpt & EOPT_16BPP) {\r |
b5bfb864 |
511 | emu_status_msg("16bit accurate renderer");\r |
388947f3 |
512 | } else {\r |
b5bfb864 |
513 | emu_status_msg(" 8bit accurate renderer");\r |
388947f3 |
514 | }\r |
1078e544 |
515 | }\r |
516 | \r |
93c18cb4 |
517 | #if 0 // TODO\r |
82abf46f |
518 | static void RunEventsPico(unsigned int events)\r |
e1cd546f |
519 | {\r |
6589c840 |
520 | int ret, px, py, lim_x;\r |
3f2aaff2 |
521 | static int pdown_frames = 0;\r |
522 | \r |
3f2aaff2 |
523 | // for F200\r |
524 | ret = gp2x_touchpad_read(&px, &py);\r |
6589c840 |
525 | if (ret >= 0)\r |
526 | {\r |
527 | if (ret > 35000)\r |
528 | {\r |
3f2aaff2 |
529 | if (pdown_frames++ > 5)\r |
530 | PicoPad[0] |= 0x20;\r |
531 | \r |
532 | pico_pen_x = px;\r |
533 | pico_pen_y = py;\r |
534 | if (!(Pico.video.reg[12]&1)) {\r |
535 | pico_pen_x -= 32;\r |
536 | if (pico_pen_x < 0) pico_pen_x = 0;\r |
537 | if (pico_pen_x > 248) pico_pen_x = 248;\r |
538 | }\r |
539 | if (pico_pen_y > 224) pico_pen_y = 224;\r |
540 | }\r |
541 | else\r |
6589c840 |
542 | pdown_frames = 0;\r |
3f2aaff2 |
543 | \r |
544 | //if (ret == 0)\r |
545 | // PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;\r |
546 | }\r |
e1cd546f |
547 | }\r |
93c18cb4 |
548 | #endif\r |
e1cd546f |
549 | \r |
388947f3 |
550 | void plat_update_volume(int has_changed, int is_up)\r |
0480e6c9 |
551 | {\r |
552 | static int prev_frame = 0, wait_frames = 0;\r |
553 | int vol = currentConfig.volume;\r |
388947f3 |
554 | int need_low_volume = 0;\r |
555 | gp2x_soc_t soc;\r |
556 | \r |
557 | soc = soc_detect();\r |
558 | if ((PicoOpt & POPT_EN_STEREO) && soc == SOCID_MMSP2)\r |
559 | need_low_volume = 1;\r |
0480e6c9 |
560 | \r |
561 | if (has_changed)\r |
562 | {\r |
388947f3 |
563 | if (need_low_volume && vol < 5 && prev_frame == Pico.m.frame_count - 1 && wait_frames < 12)\r |
0480e6c9 |
564 | wait_frames++;\r |
565 | else {\r |
566 | if (is_up) {\r |
567 | if (vol < 99) vol++;\r |
568 | } else {\r |
569 | if (vol > 0) vol--;\r |
570 | }\r |
571 | wait_frames = 0;\r |
b3972d82 |
572 | sndout_oss_setvol(vol, vol);\r |
0480e6c9 |
573 | currentConfig.volume = vol;\r |
574 | }\r |
b5bfb864 |
575 | emu_status_msg("VOL: %02i", vol);\r |
0480e6c9 |
576 | prev_frame = Pico.m.frame_count;\r |
577 | }\r |
578 | \r |
22b2271a |
579 | if (!need_low_volume)\r |
388947f3 |
580 | return;\r |
581 | \r |
582 | /* set the right mixer func */\r |
0480e6c9 |
583 | if (vol >= 5)\r |
584 | PsndMix_32_to_16l = mix_32_to_16l_stereo;\r |
585 | else {\r |
586 | mix_32_to_16l_level = 5 - vol;\r |
587 | PsndMix_32_to_16l = mix_32_to_16l_stereo_lvl;\r |
588 | }\r |
589 | }\r |
590 | \r |
3ef975c9 |
591 | static void updateSound(int len)\r |
720ee7f6 |
592 | {\r |
b5bfb864 |
593 | if (PicoOpt & POPT_EN_STEREO)\r |
594 | len <<= 1;\r |
720ee7f6 |
595 | \r |
d9a18943 |
596 | /* avoid writing audio when lagging behind to prevent audio lag */\r |
597 | if (PicoSkipFrame != 2)\r |
b3972d82 |
598 | sndout_oss_write(PsndOut, len<<1);\r |
720ee7f6 |
599 | }\r |
600 | \r |
93c18cb4 |
601 | void pemu_sound_start(void)\r |
725d7f6c |
602 | {\r |
603 | static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;\r |
725d7f6c |
604 | \r |
605 | PsndOut = NULL;\r |
606 | \r |
607 | // prepare sound stuff\r |
9615b3df |
608 | if (currentConfig.EmuOpt & EOPT_EN_SOUND)\r |
725d7f6c |
609 | {\r |
9615b3df |
610 | int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;\r |
611 | int target_fps = Pico.m.pal ? 50 : 60;\r |
725d7f6c |
612 | int snd_excess_add;\r |
9615b3df |
613 | gp2x_soc_t soc;\r |
614 | \r |
615 | #define SOUND_RERATE_FLAGS (POPT_EN_FM|POPT_EN_PSG|POPT_EN_STEREO|POPT_EXT_FM|POPT_EN_MCD_CDDA)\r |
616 | if (PsndRate != PsndRate_old || Pico.m.pal != pal_old || ((PicoOpt & POPT_EXT_FM) && crashed_940) ||\r |
617 | ((PicoOpt ^ PicoOpt_old) & SOUND_RERATE_FLAGS)) {\r |
725d7f6c |
618 | PsndRerate(Pico.m.frame_count ? 1 : 0);\r |
619 | }\r |
9615b3df |
620 | snd_excess_add = ((PsndRate - PsndLen * target_fps)<<16) / target_fps;\r |
725d7f6c |
621 | printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",\r |
9615b3df |
622 | PsndRate, PsndLen, snd_excess_add, is_stereo, Pico.m.pal);\r |
623 | sndout_oss_start(PsndRate, 16, is_stereo);\r |
b3972d82 |
624 | sndout_oss_setvol(currentConfig.volume, currentConfig.volume);\r |
725d7f6c |
625 | PicoWriteSound = updateSound;\r |
388947f3 |
626 | plat_update_volume(0, 0);\r |
725d7f6c |
627 | memset(sndBuffer, 0, sizeof(sndBuffer));\r |
628 | PsndOut = sndBuffer;\r |
629 | PsndRate_old = PsndRate;\r |
630 | PicoOpt_old = PicoOpt;\r |
631 | pal_old = Pico.m.pal;\r |
9615b3df |
632 | \r |
633 | /* Wiz's sound hardware needs more prebuffer */\r |
634 | soc = soc_detect();\r |
635 | if (soc == SOCID_POLLUX)\r |
636 | updateSound(PsndLen);\r |
725d7f6c |
637 | }\r |
638 | }\r |
639 | \r |
93c18cb4 |
640 | void pemu_sound_stop(void)\r |
725d7f6c |
641 | {\r |
642 | }\r |
643 | \r |
93c18cb4 |
644 | void pemu_sound_wait(void)\r |
725d7f6c |
645 | {\r |
646 | // don't need to do anything, writes will block by themselves\r |
647 | }\r |
648 | \r |
720ee7f6 |
649 | \r |
93c18cb4 |
650 | void pemu_forced_frame(int opts)\r |
4ffd2858 |
651 | {\r |
652 | int po_old = PicoOpt;\r |
13059a60 |
653 | int eo_old = currentConfig.EmuOpt;\r |
654 | \r |
93c18cb4 |
655 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
656 | PicoOpt |= opts|POPT_ACC_SPRITES;\r |
657 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
4ffd2858 |
658 | \r |
13059a60 |
659 | PicoDrawSetColorFormat(1);\r |
dd5fd477 |
660 | PicoScanBegin = EmuScanBegin16;\r |
b7911801 |
661 | PicoScanEnd = NULL;\r |
13059a60 |
662 | Pico.m.dirtyPal = 1;\r |
663 | PicoFrameDrawOnly();\r |
4ffd2858 |
664 | \r |
e1aa0fa7 |
665 | PicoOpt = po_old;\r |
13059a60 |
666 | currentConfig.EmuOpt = eo_old;\r |
4ffd2858 |
667 | }\r |
668 | \r |
93c18cb4 |
669 | void plat_debug_cat(char *str)\r |
7443ecd9 |
670 | {\r |
7443ecd9 |
671 | }\r |
672 | \r |
b5bfb864 |
673 | void pemu_video_mode_change(int is_32col, int is_240_lines)\r |
720ee7f6 |
674 | {\r |
b5bfb864 |
675 | int scalex = 320;\r |
676 | osd_fps_x = OSD_FPS_X;\r |
677 | if (is_32col && (PicoOpt & POPT_DIS_32C_BORDER)) {\r |
678 | scalex = 256;\r |
679 | osd_fps_x = OSD_FPS_X - 64;\r |
720ee7f6 |
680 | }\r |
b5bfb864 |
681 | /* want vertical scaling and game is not in 240 line mode */\r |
682 | if (currentConfig.scaling == EOPT_SCALE_HW_HV && !is_240_lines)\r |
683 | gp2x_video_RGB_setscaling(8, scalex, 224);\r |
684 | else\r |
685 | gp2x_video_RGB_setscaling(0, scalex, 240);\r |
686 | \r |
687 | // clear whole screen in all buffers\r |
688 | if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP))\r |
689 | gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
690 | else\r |
691 | gp2x_memset_all_buffers(0, 0, 320*240*2);\r |
720ee7f6 |
692 | }\r |
693 | \r |
450dab6f |
694 | #if 0\r |
695 | static void tga_dump(void)\r |
696 | {\r |
697 | #define BYTE unsigned char\r |
698 | #define WORD unsigned short\r |
699 | struct\r |
700 | {\r |
701 | BYTE IDLength; /* 00h Size of Image ID field */\r |
702 | BYTE ColorMapType; /* 01h Color map type */\r |
703 | BYTE ImageType; /* 02h Image type code */\r |
704 | WORD CMapStart; /* 03h Color map origin */\r |
705 | WORD CMapLength; /* 05h Color map length */\r |
706 | BYTE CMapDepth; /* 07h Depth of color map entries */\r |
707 | WORD XOffset; /* 08h X origin of image */\r |
708 | WORD YOffset; /* 0Ah Y origin of image */\r |
709 | WORD Width; /* 0Ch Width of image */\r |
710 | WORD Height; /* 0Eh Height of image */\r |
711 | BYTE PixelDepth; /* 10h Image pixel size */\r |
712 | BYTE ImageDescriptor; /* 11h Image descriptor byte */\r |
713 | } __attribute__((packed)) TGAHEAD;\r |
714 | static unsigned short oldscr[320*240];\r |
715 | FILE *f; char name[128]; int i;\r |
716 | \r |
717 | memset(&TGAHEAD, 0, sizeof(TGAHEAD));\r |
718 | TGAHEAD.ImageType = 2;\r |
719 | TGAHEAD.Width = 320;\r |
720 | TGAHEAD.Height = 240;\r |
721 | TGAHEAD.PixelDepth = 16;\r |
722 | TGAHEAD.ImageDescriptor = 2<<4; // image starts at top-left\r |
723 | \r |
724 | #define CONV(X) (((X>>1)&0x7fe0)|(X&0x1f)) // 555?\r |
725 | \r |
726 | for (i = 0; i < 320*240; i++)\r |
e31266dd |
727 | if(oldscr[i] != CONV(((unsigned short *)g_screen_ptr)[i])) break;\r |
450dab6f |
728 | if (i < 320*240)\r |
729 | {\r |
730 | for (i = 0; i < 320*240; i++)\r |
e31266dd |
731 | oldscr[i] = CONV(((unsigned short *)g_screen_ptr)[i]);\r |
450dab6f |
732 | sprintf(name, "%05i.tga", Pico.m.frame_count);\r |
733 | f = fopen(name, "wb");\r |
734 | if (!f) { printf("!f\n"); exit(1); }\r |
735 | fwrite(&TGAHEAD, 1, sizeof(TGAHEAD), f);\r |
736 | fwrite(oldscr, 1, 320*240*2, f);\r |
737 | fclose(f);\r |
738 | }\r |
739 | }\r |
740 | #endif\r |
741 | \r |
b5bfb864 |
742 | void pemu_loop_prep(void)\r |
720ee7f6 |
743 | {\r |
b7911801 |
744 | static int gp2x_old_clock = -1, EmuOpt_old = 0, pal_old = 0;\r |
745 | static int gp2x_old_gamma = 100;\r |
720ee7f6 |
746 | \r |
fa5e045b |
747 | if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_RAM_TIMINGS) {\r |
748 | if (currentConfig.EmuOpt & EOPT_RAM_TIMINGS)\r |
fa8d1331 |
749 | set_ram_timings();\r |
fa5e045b |
750 | else\r |
751 | unset_ram_timings();\r |
752 | }\r |
753 | \r |
754 | if (gp2x_old_clock < 0)\r |
755 | gp2x_old_clock = default_cpu_clock;\r |
720ee7f6 |
756 | if (gp2x_old_clock != currentConfig.CPUclock) {\r |
757 | printf("changing clock to %i...", currentConfig.CPUclock); fflush(stdout);\r |
fa5e045b |
758 | gp2x_set_cpuclk(currentConfig.CPUclock);\r |
720ee7f6 |
759 | gp2x_old_clock = currentConfig.CPUclock;\r |
760 | printf(" done\n");\r |
761 | }\r |
762 | \r |
55a951dd |
763 | if (gp2x_old_gamma != currentConfig.gamma || (EmuOpt_old&0x1000) != (currentConfig.EmuOpt&0x1000)) {\r |
fa5e045b |
764 | set_lcd_gamma(currentConfig.gamma, !!(currentConfig.EmuOpt&0x1000));\r |
720ee7f6 |
765 | gp2x_old_gamma = currentConfig.gamma;\r |
55a951dd |
766 | printf("updated gamma to %i, A_SN's curve: %i\n", currentConfig.gamma, !!(currentConfig.EmuOpt&0x1000));\r |
720ee7f6 |
767 | }\r |
768 | \r |
b7911801 |
769 | if (((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_PSYNC) || Pico.m.pal != pal_old) {\r |
fa5e045b |
770 | if (currentConfig.EmuOpt & EOPT_PSYNC)\r |
771 | set_lcd_custom_rate(Pico.m.pal);\r |
772 | else\r |
773 | unset_lcd_custom_rate();\r |
59d0f042 |
774 | }\r |
775 | \r |
fa5e045b |
776 | if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_MMUHACK)\r |
777 | gp2x_make_fb_bufferable(currentConfig.EmuOpt & EOPT_MMUHACK);\r |
778 | \r |
59d0f042 |
779 | EmuOpt_old = currentConfig.EmuOpt;\r |
b7911801 |
780 | pal_old = Pico.m.pal;\r |
720ee7f6 |
781 | \r |
782 | // make sure we are in correct mode\r |
783 | vidResetMode();\r |
f013066e |
784 | scaling_update();\r |
720ee7f6 |
785 | \r |
93c18cb4 |
786 | pemu_sound_start();\r |
b5bfb864 |
787 | }\r |
720ee7f6 |
788 | \r |
b5bfb864 |
789 | void pemu_loop_end(void)\r |
790 | {\r |
720ee7f6 |
791 | }\r |
792 | \r |
049a6b3e |
793 | const char *plat_get_credits(void)\r |
794 | {\r |
795 | return "PicoDrive v" VERSION " (c) notaz, 2006-2009\n\n\n"\r |
796 | "Credits:\n"\r |
797 | "fDave: Cyclone 68000 core,\n"\r |
798 | " base code of PicoDrive\n"\r |
799 | "Reesy & FluBBa: DrZ80 core\n"\r |
800 | "MAME devs: YM2612 and SN76496 cores\n"\r |
801 | "rlyeh and others: minimal SDK\n"\r |
d572cbad |
802 | "Squidge: mmuhack\n"\r |
049a6b3e |
803 | "Dzz: ARM940 sample\n"\r |
804 | "GnoStiC / Puck2099: USB joy code\n"\r |
805 | "craigix: GP2X hardware\n"\r |
806 | "ketchupgun: skin design\n"\r |
807 | "\n"\r |
808 | "special thanks (for docs, ideas):\n"\r |
809 | " Charles MacDonald, Haze,\n"\r |
810 | " Stephane Dallongeville,\n"\r |
811 | " Lordus, Exophase, Rokas,\n"\r |
812 | " Nemesis, Tasco Deluxe";\r |
813 | }\r |