bcd94522 |
1 | // (c) Copyright 2006-2009 notaz, All rights reserved.\r |
cc68a136 |
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 |
cc68a136 |
8 | \r |
0d9bf4fc |
9 | #include "plat_gp2x.h"\r |
42171343 |
10 | #include "soc.h"\r |
bcd94522 |
11 | #include "../common/plat.h"\r |
991473ad |
12 | #include "../common/menu.h"\r |
e5f426aa |
13 | #include "../common/arm_utils.h"\r |
14 | #include "../common/fonts.h"\r |
ea8c405f |
15 | #include "../common/emu.h"\r |
58c86d00 |
16 | #include "../common/config.h"\r |
e5ab6faf |
17 | #include "../linux/sndout_oss.h"\r |
713c9224 |
18 | #include "version.h"\r |
cc68a136 |
19 | \r |
efcba75f |
20 | #include <pico/pico_int.h>\r |
21 | #include <pico/patch.h>\r |
22 | #include <pico/sound/mix.h>\r |
b67ef287 |
23 | #include <zlib/zlib.h>\r |
cc68a136 |
24 | \r |
1dceadae |
25 | //#define PFRAMES\r |
cc68a136 |
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 |
cc68a136 |
33 | \r |
cc68a136 |
34 | extern int crashed_940;\r |
35 | \r |
ca61ee42 |
36 | static short __attribute__((aligned(4))) sndBuffer[2*44100/50];\r |
f2cf8472 |
37 | static unsigned char PicoDraw2FB_[(8+320) * (8+240+8)];\r |
38 | unsigned char *PicoDraw2FB = PicoDraw2FB_;\r |
cc41eb4f |
39 | static int osd_fps_x;\r |
cc68a136 |
40 | \r |
cc41eb4f |
41 | extern void *gp2x_screens[4];\r |
cc68a136 |
42 | \r |
f2cf8472 |
43 | int plat_get_root_dir(char *dst, int len)\r |
8c1952f0 |
44 | {\r |
ea8c405f |
45 | extern char **g_argv;\r |
46 | int j;\r |
8c1952f0 |
47 | \r |
ea8c405f |
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 |
ca482e5d |
54 | \r |
55 | return j + 1;\r |
8c1952f0 |
56 | }\r |
57 | \r |
cc68a136 |
58 | \r |
ea8c405f |
59 | static void scaling_update(void)\r |
2433f409 |
60 | {\r |
ee2a3bdf |
61 | PicoOpt &= ~(POPT_DIS_32C_BORDER|POPT_EN_SOFTSCALE);\r |
2433f409 |
62 | switch (currentConfig.scaling) {\r |
ee2a3bdf |
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 |
2433f409 |
71 | }\r |
72 | }\r |
73 | \r |
74 | \r |
f2cf8472 |
75 | void pemu_prep_defconfig(void)\r |
58c86d00 |
76 | {\r |
ee2a3bdf |
77 | gp2x_soc_t soc;\r |
78 | \r |
58c86d00 |
79 | memset(&defaultConfig, 0, sizeof(defaultConfig));\r |
cc41eb4f |
80 | defaultConfig.EmuOpt = 0x9d | EOPT_RAM_TIMINGS|EOPT_CONFIRM_SAVE|EOPT_EN_CD_LEDS;\r |
ee2a3bdf |
81 | defaultConfig.s_PicoOpt = 0x0f | POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_EN_SVP_DRC|POPT_ACC_SPRITES;\r |
58c86d00 |
82 | defaultConfig.s_PsndRate = 44100;\r |
83 | defaultConfig.s_PicoRegion = 0; // auto\r |
84 | defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP\r |
2d2247c2 |
85 | defaultConfig.s_PicoCDBuffers = 0;\r |
58c86d00 |
86 | defaultConfig.Frameskip = -1; // auto\r |
ee2a3bdf |
87 | defaultConfig.CPUclock = default_cpu_clock;\r |
58c86d00 |
88 | defaultConfig.volume = 50;\r |
58c86d00 |
89 | defaultConfig.gamma = 100;\r |
90 | defaultConfig.scaling = 0;\r |
f0f0d2df |
91 | defaultConfig.turbo_rate = 15;\r |
ee2a3bdf |
92 | \r |
93 | soc = soc_detect();\r |
94 | if (soc == SOCID_MMSP2)\r |
95 | defaultConfig.s_PicoOpt |= POPT_EXT_FM;\r |
cc41eb4f |
96 | else if (soc == SOCID_POLLUX)\r |
61753a67 |
97 | defaultConfig.EmuOpt |= EOPT_WIZ_TEAR_FIX|EOPT_SHOW_RTC;\r |
58c86d00 |
98 | }\r |
99 | \r |
cc41eb4f |
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 |
cc68a136 |
103 | {\r |
104 | int len = strlen(text)*8;\r |
e2de9939 |
105 | int *p, i, h, offs;\r |
cc68a136 |
106 | \r |
cc41eb4f |
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 |
cc68a136 |
140 | }\r |
cc41eb4f |
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 |
cc68a136 |
156 | }\r |
157 | \r |
213c16ad |
158 | static void draw_cd_leds(void)\r |
bf098bc5 |
159 | {\r |
cc41eb4f |
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 |
bf098bc5 |
172 | \r |
d34a42f9 |
173 | if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP)) {\r |
cc41eb4f |
174 | #define p(x) px[(x) >> 2]\r |
bf098bc5 |
175 | // 8-bit modes\r |
cc41eb4f |
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 |
bf098bc5 |
182 | } else {\r |
cc41eb4f |
183 | #define p(x) px[(x)*2 >> 2] = px[((x)*2 >> 2) + 1]\r |
bf098bc5 |
184 | // 16-bit modes\r |
cc41eb4f |
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 |
bf098bc5 |
191 | }\r |
192 | }\r |
193 | \r |
213c16ad |
194 | static void draw_pico_ptr(void)\r |
195 | {\r |
e2de9939 |
196 | unsigned short *p = (unsigned short *)g_screen_ptr;\r |
cc41eb4f |
197 | int x, y, pitch = 320;\r |
213c16ad |
198 | \r |
199 | // only if pen enabled and for 16bit modes\r |
cc41eb4f |
200 | if (pico_inp_mode == 0 || (PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP))\r |
201 | return;\r |
213c16ad |
202 | \r |
cc41eb4f |
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 |
213c16ad |
207 | \r |
cc41eb4f |
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 |
213c16ad |
219 | }\r |
220 | \r |
602133e1 |
221 | static int EmuScanBegin16(unsigned int num)\r |
cc68a136 |
222 | {\r |
223 | if (!(Pico.video.reg[1]&8)) num += 8;\r |
e2de9939 |
224 | DrawLineDest = (unsigned short *) g_screen_ptr + g_screen_width * num;\r |
cc68a136 |
225 | \r |
226 | return 0;\r |
227 | }\r |
228 | \r |
602133e1 |
229 | static int EmuScanBegin8(unsigned int num)\r |
cc68a136 |
230 | {\r |
231 | if (!(Pico.video.reg[1]&8)) num += 8;\r |
e2de9939 |
232 | DrawLineDest = (unsigned char *) g_screen_ptr + g_screen_width * num;\r |
cc68a136 |
233 | \r |
234 | return 0;\r |
235 | }\r |
236 | \r |
cc41eb4f |
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 |
e11c5548 |
274 | int localPal[0x100];\r |
cc41eb4f |
275 | static void (*vidcpyM2)(void *dest, void *src, int m32col, int with_32c_border) = NULL;\r |
cc68a136 |
276 | \r |
b24e0f6c |
277 | void pemu_update_display(const char *fps, const char *notice)\r |
cc68a136 |
278 | {\r |
bf098bc5 |
279 | int emu_opt = currentConfig.EmuOpt;\r |
280 | \r |
d34a42f9 |
281 | if (PicoOpt & POPT_ALT_RENDERER)\r |
fad24893 |
282 | {\r |
cc68a136 |
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 |
fad24893 |
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 |
cc41eb4f |
294 | vidcpyM2(g_screen_ptr, PicoDraw2FB+328*8,\r |
295 | !(Pico.video.reg[12] & 1), !(PicoOpt & POPT_DIS_32C_BORDER));\r |
fad24893 |
296 | }\r |
d34a42f9 |
297 | else if (!(emu_opt & EOPT_16BPP))\r |
fad24893 |
298 | {\r |
cc68a136 |
299 | // 8bit accurate renderer\r |
602133e1 |
300 | if (Pico.m.dirtyPal)\r |
301 | {\r |
f8af9634 |
302 | int pallen = 0xc0;\r |
cc68a136 |
303 | Pico.m.dirtyPal = 0;\r |
e5fa9817 |
304 | if (Pico.video.reg[0xC]&8) // shadow/hilight mode\r |
305 | {\r |
cc68a136 |
306 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
307 | vidConvCpyRGB32sh(localPal+0x40, Pico.cram, 0x40);\r |
308 | vidConvCpyRGB32hi(localPal+0x80, Pico.cram, 0x40);\r |
7b802576 |
309 | memcpy32(localPal+0xc0, localPal+0x40, 0x40);\r |
e5fa9817 |
310 | pallen = 0x100;\r |
311 | }\r |
e5fa9817 |
312 | else if (rendstatus & PDRAW_SONIC_MODE) { // mid-frame palette changes\r |
cc68a136 |
313 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
314 | vidConvCpyRGB32(localPal+0x40, HighPal, 0x40);\r |
315 | vidConvCpyRGB32(localPal+0x80, HighPal+0x40, 0x40);\r |
e5fa9817 |
316 | }\r |
317 | else {\r |
cc68a136 |
318 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
f8af9634 |
319 | memcpy32(localPal+0x80, localPal, 0x40); // for spr prio mess\r |
cc68a136 |
320 | }\r |
e5fa9817 |
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 |
cc68a136 |
328 | }\r |
329 | }\r |
330 | \r |
2433f409 |
331 | if (notice || (emu_opt & 2)) {\r |
332 | int h = 232;\r |
ee2a3bdf |
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 |
2433f409 |
337 | if (emu_opt & 2)\r |
338 | osd_text(osd_fps_x, h, fps);\r |
339 | }\r |
602133e1 |
340 | if ((emu_opt & 0x400) && (PicoAHW & PAHW_MCD))\r |
213c16ad |
341 | draw_cd_leds();\r |
342 | if (PicoAHW & PAHW_PICO)\r |
343 | draw_pico_ptr();\r |
cc68a136 |
344 | \r |
cc68a136 |
345 | gp2x_video_flip();\r |
cc68a136 |
346 | }\r |
347 | \r |
b24e0f6c |
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 |
cc68a136 |
381 | {\r |
cc41eb4f |
382 | int is_8bit = (PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP);\r |
b24e0f6c |
383 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
cc41eb4f |
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 |
b24e0f6c |
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 |
cc68a136 |
406 | }\r |
407 | \r |
d34a42f9 |
408 | void plat_status_msg_busy_next(const char *msg)\r |
409 | {\r |
b24e0f6c |
410 | plat_status_msg_clear();\r |
411 | pemu_update_display("", msg);\r |
d34a42f9 |
412 | \r |
413 | /* assumption: msg_busy_next gets called only when\r |
414 | * something slow is about to happen */\r |
415 | reset_timing = 1;\r |
416 | }\r |
417 | \r |
418 | void plat_status_msg_busy_first(const char *msg)\r |
419 | {\r |
420 | gp2x_memcpy_all_buffers(g_screen_ptr, 0, 320*240*2);\r |
421 | plat_status_msg_busy_next(msg);\r |
422 | }\r |
cc68a136 |
423 | \r |
424 | static void vidResetMode(void)\r |
425 | {\r |
cc41eb4f |
426 | PicoScanEnd = NULL;\r |
427 | \r |
d34a42f9 |
428 | if (PicoOpt & POPT_ALT_RENDERER) {\r |
cc41eb4f |
429 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
430 | gp2x_video_changemode(-8);\r |
431 | vidcpyM2 = vidcpy_m2_rot;\r |
432 | osd_text = osd_text8_rot;\r |
433 | } else {\r |
434 | gp2x_video_changemode(8);\r |
435 | vidcpyM2 = vidcpy_m2;\r |
436 | osd_text = osd_text8;\r |
437 | }\r |
438 | }\r |
439 | else if (currentConfig.EmuOpt & EOPT_16BPP) {\r |
cc68a136 |
440 | PicoDrawSetColorFormat(1);\r |
cc41eb4f |
441 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
442 | gp2x_video_changemode(-16);\r |
443 | PicoScanBegin = EmuScanBegin16_rot;\r |
444 | PicoScanEnd = EmuScanEnd16_rot;\r |
445 | osd_text = osd_text16_rot;\r |
446 | } else {\r |
447 | gp2x_video_changemode(16);\r |
448 | PicoScanBegin = EmuScanBegin16;\r |
449 | osd_text = osd_text16;\r |
450 | }\r |
451 | }\r |
452 | else {\r |
bf098bc5 |
453 | PicoDrawSetColorFormat(2);\r |
cc41eb4f |
454 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
455 | gp2x_video_changemode(-8);\r |
456 | PicoScanBegin = EmuScanBegin8_rot;\r |
457 | PicoScanEnd = EmuScanEnd8_rot;\r |
458 | osd_text = osd_text8_rot;\r |
459 | } else {\r |
460 | gp2x_video_changemode(8);\r |
461 | PicoScanBegin = EmuScanBegin8;\r |
462 | osd_text = osd_text8;\r |
463 | }\r |
bf098bc5 |
464 | }\r |
cc41eb4f |
465 | \r |
d34a42f9 |
466 | if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP)) {\r |
bf098bc5 |
467 | // setup pal for 8-bit modes\r |
468 | localPal[0xc0] = 0x0000c000; // MCD LEDs\r |
469 | localPal[0xd0] = 0x00c00000;\r |
cc68a136 |
470 | localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r |
471 | localPal[0xf0] = 0x00ffffff;\r |
cc68a136 |
472 | gp2x_video_setpalette(localPal, 0x100);\r |
473 | gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
474 | gp2x_video_flip();\r |
cc68a136 |
475 | }\r |
476 | Pico.m.dirtyPal = 1;\r |
cc41eb4f |
477 | \r |
cc68a136 |
478 | // reset scaling\r |
ee2a3bdf |
479 | if (currentConfig.scaling == EOPT_SCALE_HW_HV && !(Pico.video.reg[1]&8))\r |
2433f409 |
480 | gp2x_video_RGB_setscaling(8, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 224);\r |
481 | else gp2x_video_RGB_setscaling(0, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 240);\r |
cc68a136 |
482 | }\r |
483 | \r |
d90f5bd7 |
484 | void plat_video_toggle_renderer(int is_next, int is_menu)\r |
66fdc0f0 |
485 | {\r |
d90f5bd7 |
486 | /* alt, 16bpp, 8bpp */\r |
d34a42f9 |
487 | if (PicoOpt & POPT_ALT_RENDERER) {\r |
488 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
d90f5bd7 |
489 | if (is_next)\r |
490 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
491 | } else if (!(currentConfig.EmuOpt & EOPT_16BPP)) {\r |
492 | if (is_next)\r |
493 | PicoOpt |= POPT_ALT_RENDERER;\r |
494 | else\r |
495 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
496 | } else {\r |
d34a42f9 |
497 | currentConfig.EmuOpt &= ~EOPT_16BPP;\r |
d90f5bd7 |
498 | if (!is_next)\r |
499 | PicoOpt |= POPT_ALT_RENDERER;\r |
500 | }\r |
501 | \r |
502 | if (is_menu)\r |
503 | return;\r |
7a1f6e45 |
504 | \r |
d34a42f9 |
505 | vidResetMode();\r |
66fdc0f0 |
506 | \r |
d34a42f9 |
507 | if (PicoOpt & POPT_ALT_RENDERER) {\r |
b24e0f6c |
508 | emu_status_msg(" 8bit fast renderer");\r |
d34a42f9 |
509 | } else if (currentConfig.EmuOpt & EOPT_16BPP) {\r |
b24e0f6c |
510 | emu_status_msg("16bit accurate renderer");\r |
d34a42f9 |
511 | } else {\r |
b24e0f6c |
512 | emu_status_msg(" 8bit accurate renderer");\r |
d34a42f9 |
513 | }\r |
fa1e5e29 |
514 | }\r |
515 | \r |
f2cf8472 |
516 | #if 0 // TODO\r |
991473ad |
517 | static void RunEventsPico(unsigned int events)\r |
406c96c5 |
518 | {\r |
f0f0d2df |
519 | int ret, px, py, lim_x;\r |
85a4b5a4 |
520 | static int pdown_frames = 0;\r |
521 | \r |
85a4b5a4 |
522 | // for F200\r |
523 | ret = gp2x_touchpad_read(&px, &py);\r |
f0f0d2df |
524 | if (ret >= 0)\r |
525 | {\r |
526 | if (ret > 35000)\r |
527 | {\r |
85a4b5a4 |
528 | if (pdown_frames++ > 5)\r |
529 | PicoPad[0] |= 0x20;\r |
530 | \r |
531 | pico_pen_x = px;\r |
532 | pico_pen_y = py;\r |
533 | if (!(Pico.video.reg[12]&1)) {\r |
534 | pico_pen_x -= 32;\r |
535 | if (pico_pen_x < 0) pico_pen_x = 0;\r |
536 | if (pico_pen_x > 248) pico_pen_x = 248;\r |
537 | }\r |
538 | if (pico_pen_y > 224) pico_pen_y = 224;\r |
539 | }\r |
540 | else\r |
f0f0d2df |
541 | pdown_frames = 0;\r |
85a4b5a4 |
542 | \r |
543 | //if (ret == 0)\r |
544 | // PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;\r |
545 | }\r |
406c96c5 |
546 | }\r |
f2cf8472 |
547 | #endif\r |
406c96c5 |
548 | \r |
d34a42f9 |
549 | void plat_update_volume(int has_changed, int is_up)\r |
4a32f01f |
550 | {\r |
551 | static int prev_frame = 0, wait_frames = 0;\r |
552 | int vol = currentConfig.volume;\r |
d34a42f9 |
553 | int need_low_volume = 0;\r |
554 | gp2x_soc_t soc;\r |
555 | \r |
556 | soc = soc_detect();\r |
557 | if ((PicoOpt & POPT_EN_STEREO) && soc == SOCID_MMSP2)\r |
558 | need_low_volume = 1;\r |
4a32f01f |
559 | \r |
560 | if (has_changed)\r |
561 | {\r |
d34a42f9 |
562 | if (need_low_volume && vol < 5 && prev_frame == Pico.m.frame_count - 1 && wait_frames < 12)\r |
4a32f01f |
563 | wait_frames++;\r |
564 | else {\r |
565 | if (is_up) {\r |
566 | if (vol < 99) vol++;\r |
567 | } else {\r |
568 | if (vol > 0) vol--;\r |
569 | }\r |
570 | wait_frames = 0;\r |
e5ab6faf |
571 | sndout_oss_setvol(vol, vol);\r |
4a32f01f |
572 | currentConfig.volume = vol;\r |
573 | }\r |
b24e0f6c |
574 | emu_status_msg("VOL: %02i", vol);\r |
4a32f01f |
575 | prev_frame = Pico.m.frame_count;\r |
576 | }\r |
577 | \r |
d34a42f9 |
578 | if (need_low_volume)\r |
579 | return;\r |
580 | \r |
581 | /* set the right mixer func */\r |
4a32f01f |
582 | if (vol >= 5)\r |
583 | PsndMix_32_to_16l = mix_32_to_16l_stereo;\r |
584 | else {\r |
585 | mix_32_to_16l_level = 5 - vol;\r |
586 | PsndMix_32_to_16l = mix_32_to_16l_stereo_lvl;\r |
587 | }\r |
588 | }\r |
589 | \r |
7a93adeb |
590 | static void updateSound(int len)\r |
cc68a136 |
591 | {\r |
b24e0f6c |
592 | if (PicoOpt & POPT_EN_STEREO)\r |
593 | len <<= 1;\r |
cc68a136 |
594 | \r |
01bc6b19 |
595 | /* avoid writing audio when lagging behind to prevent audio lag */\r |
596 | if (PicoSkipFrame != 2)\r |
e5ab6faf |
597 | sndout_oss_write(PsndOut, len<<1);\r |
cc68a136 |
598 | }\r |
599 | \r |
f2cf8472 |
600 | void pemu_sound_start(void)\r |
7b3f44c6 |
601 | {\r |
602 | static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;\r |
603 | int target_fps = Pico.m.pal ? 50 : 60;\r |
604 | \r |
605 | PsndOut = NULL;\r |
606 | \r |
607 | // prepare sound stuff\r |
608 | if (currentConfig.EmuOpt & 4)\r |
609 | {\r |
610 | int snd_excess_add;\r |
611 | if (PsndRate != PsndRate_old || (PicoOpt&0x20b) != (PicoOpt_old&0x20b) || Pico.m.pal != pal_old ||\r |
612 | ((PicoOpt&0x200) && crashed_940)) {\r |
613 | PsndRerate(Pico.m.frame_count ? 1 : 0);\r |
614 | }\r |
615 | snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;\r |
616 | printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",\r |
617 | PsndRate, PsndLen, snd_excess_add, (PicoOpt&8)>>3, Pico.m.pal);\r |
e5ab6faf |
618 | sndout_oss_start(PsndRate, 16, (PicoOpt&8)>>3);\r |
619 | sndout_oss_setvol(currentConfig.volume, currentConfig.volume);\r |
7b3f44c6 |
620 | PicoWriteSound = updateSound;\r |
d34a42f9 |
621 | plat_update_volume(0, 0);\r |
7b3f44c6 |
622 | memset(sndBuffer, 0, sizeof(sndBuffer));\r |
623 | PsndOut = sndBuffer;\r |
624 | PsndRate_old = PsndRate;\r |
625 | PicoOpt_old = PicoOpt;\r |
626 | pal_old = Pico.m.pal;\r |
627 | }\r |
628 | }\r |
629 | \r |
f2cf8472 |
630 | void pemu_sound_stop(void)\r |
7b3f44c6 |
631 | {\r |
632 | }\r |
633 | \r |
f2cf8472 |
634 | void pemu_sound_wait(void)\r |
7b3f44c6 |
635 | {\r |
636 | // don't need to do anything, writes will block by themselves\r |
637 | }\r |
638 | \r |
cc68a136 |
639 | \r |
f2cf8472 |
640 | void pemu_forced_frame(int opts)\r |
860c6322 |
641 | {\r |
642 | int po_old = PicoOpt;\r |
a12e0116 |
643 | int eo_old = currentConfig.EmuOpt;\r |
644 | \r |
f2cf8472 |
645 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
646 | PicoOpt |= opts|POPT_ACC_SPRITES;\r |
647 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
860c6322 |
648 | \r |
a12e0116 |
649 | PicoDrawSetColorFormat(1);\r |
602133e1 |
650 | PicoScanBegin = EmuScanBegin16;\r |
cc41eb4f |
651 | PicoScanEnd = NULL;\r |
a12e0116 |
652 | Pico.m.dirtyPal = 1;\r |
653 | PicoFrameDrawOnly();\r |
860c6322 |
654 | \r |
48e8482f |
655 | PicoOpt = po_old;\r |
a12e0116 |
656 | currentConfig.EmuOpt = eo_old;\r |
860c6322 |
657 | }\r |
658 | \r |
f2cf8472 |
659 | void plat_debug_cat(char *str)\r |
fcf94fcc |
660 | {\r |
fcf94fcc |
661 | }\r |
662 | \r |
b24e0f6c |
663 | void pemu_video_mode_change(int is_32col, int is_240_lines)\r |
cc68a136 |
664 | {\r |
b24e0f6c |
665 | int scalex = 320;\r |
666 | osd_fps_x = OSD_FPS_X;\r |
667 | if (is_32col && (PicoOpt & POPT_DIS_32C_BORDER)) {\r |
668 | scalex = 256;\r |
669 | osd_fps_x = OSD_FPS_X - 64;\r |
cc68a136 |
670 | }\r |
b24e0f6c |
671 | /* want vertical scaling and game is not in 240 line mode */\r |
672 | if (currentConfig.scaling == EOPT_SCALE_HW_HV && !is_240_lines)\r |
673 | gp2x_video_RGB_setscaling(8, scalex, 224);\r |
674 | else\r |
675 | gp2x_video_RGB_setscaling(0, scalex, 240);\r |
676 | \r |
677 | // clear whole screen in all buffers\r |
678 | if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP))\r |
679 | gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
680 | else\r |
681 | gp2x_memset_all_buffers(0, 0, 320*240*2);\r |
cc68a136 |
682 | }\r |
683 | \r |
da310283 |
684 | #if 0\r |
685 | static void tga_dump(void)\r |
686 | {\r |
687 | #define BYTE unsigned char\r |
688 | #define WORD unsigned short\r |
689 | struct\r |
690 | {\r |
691 | BYTE IDLength; /* 00h Size of Image ID field */\r |
692 | BYTE ColorMapType; /* 01h Color map type */\r |
693 | BYTE ImageType; /* 02h Image type code */\r |
694 | WORD CMapStart; /* 03h Color map origin */\r |
695 | WORD CMapLength; /* 05h Color map length */\r |
696 | BYTE CMapDepth; /* 07h Depth of color map entries */\r |
697 | WORD XOffset; /* 08h X origin of image */\r |
698 | WORD YOffset; /* 0Ah Y origin of image */\r |
699 | WORD Width; /* 0Ch Width of image */\r |
700 | WORD Height; /* 0Eh Height of image */\r |
701 | BYTE PixelDepth; /* 10h Image pixel size */\r |
702 | BYTE ImageDescriptor; /* 11h Image descriptor byte */\r |
703 | } __attribute__((packed)) TGAHEAD;\r |
704 | static unsigned short oldscr[320*240];\r |
705 | FILE *f; char name[128]; int i;\r |
706 | \r |
707 | memset(&TGAHEAD, 0, sizeof(TGAHEAD));\r |
708 | TGAHEAD.ImageType = 2;\r |
709 | TGAHEAD.Width = 320;\r |
710 | TGAHEAD.Height = 240;\r |
711 | TGAHEAD.PixelDepth = 16;\r |
712 | TGAHEAD.ImageDescriptor = 2<<4; // image starts at top-left\r |
713 | \r |
714 | #define CONV(X) (((X>>1)&0x7fe0)|(X&0x1f)) // 555?\r |
715 | \r |
716 | for (i = 0; i < 320*240; i++)\r |
e2de9939 |
717 | if(oldscr[i] != CONV(((unsigned short *)g_screen_ptr)[i])) break;\r |
da310283 |
718 | if (i < 320*240)\r |
719 | {\r |
720 | for (i = 0; i < 320*240; i++)\r |
e2de9939 |
721 | oldscr[i] = CONV(((unsigned short *)g_screen_ptr)[i]);\r |
da310283 |
722 | sprintf(name, "%05i.tga", Pico.m.frame_count);\r |
723 | f = fopen(name, "wb");\r |
724 | if (!f) { printf("!f\n"); exit(1); }\r |
725 | fwrite(&TGAHEAD, 1, sizeof(TGAHEAD), f);\r |
726 | fwrite(oldscr, 1, 320*240*2, f);\r |
727 | fclose(f);\r |
728 | }\r |
729 | }\r |
730 | #endif\r |
731 | \r |
b24e0f6c |
732 | void pemu_loop_prep(void)\r |
cc68a136 |
733 | {\r |
cc41eb4f |
734 | static int gp2x_old_clock = -1, EmuOpt_old = 0, pal_old = 0;\r |
735 | static int gp2x_old_gamma = 100;\r |
cc68a136 |
736 | \r |
0d9bf4fc |
737 | if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_RAM_TIMINGS) {\r |
738 | if (currentConfig.EmuOpt & EOPT_RAM_TIMINGS)\r |
ee2a3bdf |
739 | set_ram_timings();\r |
0d9bf4fc |
740 | else\r |
741 | unset_ram_timings();\r |
742 | }\r |
743 | \r |
744 | if (gp2x_old_clock < 0)\r |
745 | gp2x_old_clock = default_cpu_clock;\r |
cc68a136 |
746 | if (gp2x_old_clock != currentConfig.CPUclock) {\r |
747 | printf("changing clock to %i...", currentConfig.CPUclock); fflush(stdout);\r |
0d9bf4fc |
748 | gp2x_set_cpuclk(currentConfig.CPUclock);\r |
cc68a136 |
749 | gp2x_old_clock = currentConfig.CPUclock;\r |
750 | printf(" done\n");\r |
751 | }\r |
752 | \r |
82bc9cdd |
753 | if (gp2x_old_gamma != currentConfig.gamma || (EmuOpt_old&0x1000) != (currentConfig.EmuOpt&0x1000)) {\r |
0d9bf4fc |
754 | set_lcd_gamma(currentConfig.gamma, !!(currentConfig.EmuOpt&0x1000));\r |
cc68a136 |
755 | gp2x_old_gamma = currentConfig.gamma;\r |
82bc9cdd |
756 | printf("updated gamma to %i, A_SN's curve: %i\n", currentConfig.gamma, !!(currentConfig.EmuOpt&0x1000));\r |
cc68a136 |
757 | }\r |
758 | \r |
cc41eb4f |
759 | if (((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_PSYNC) || Pico.m.pal != pal_old) {\r |
0d9bf4fc |
760 | if (currentConfig.EmuOpt & EOPT_PSYNC)\r |
761 | set_lcd_custom_rate(Pico.m.pal);\r |
762 | else\r |
763 | unset_lcd_custom_rate();\r |
aae35e84 |
764 | }\r |
765 | \r |
0d9bf4fc |
766 | if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_MMUHACK)\r |
767 | gp2x_make_fb_bufferable(currentConfig.EmuOpt & EOPT_MMUHACK);\r |
768 | \r |
aae35e84 |
769 | EmuOpt_old = currentConfig.EmuOpt;\r |
cc41eb4f |
770 | pal_old = Pico.m.pal;\r |
cc68a136 |
771 | \r |
772 | // make sure we are in correct mode\r |
773 | vidResetMode();\r |
ea8c405f |
774 | scaling_update();\r |
cc68a136 |
775 | \r |
f2cf8472 |
776 | pemu_sound_start();\r |
b24e0f6c |
777 | }\r |
cc68a136 |
778 | \r |
b24e0f6c |
779 | void pemu_loop_end(void)\r |
780 | {\r |
cc68a136 |
781 | }\r |
782 | \r |
713c9224 |
783 | const char *plat_get_credits(void)\r |
784 | {\r |
785 | return "PicoDrive v" VERSION " (c) notaz, 2006-2009\n\n\n"\r |
786 | "Credits:\n"\r |
787 | "fDave: Cyclone 68000 core,\n"\r |
788 | " base code of PicoDrive\n"\r |
789 | "Reesy & FluBBa: DrZ80 core\n"\r |
790 | "MAME devs: YM2612 and SN76496 cores\n"\r |
791 | "rlyeh and others: minimal SDK\n"\r |
42171343 |
792 | "Squidge: mmuhack\n"\r |
713c9224 |
793 | "Dzz: ARM940 sample\n"\r |
794 | "GnoStiC / Puck2099: USB joy code\n"\r |
795 | "craigix: GP2X hardware\n"\r |
796 | "ketchupgun: skin design\n"\r |
797 | "\n"\r |
798 | "special thanks (for docs, ideas):\n"\r |
799 | " Charles MacDonald, Haze,\n"\r |
800 | " Stephane Dallongeville,\n"\r |
801 | " Lordus, Exophase, Rokas,\n"\r |
802 | " Nemesis, Tasco Deluxe";\r |
803 | }\r |