+++ /dev/null
-/*\r
- * (c) Copyright 2006-2010 notaz, All rights reserved.\r
- *\r
- * For performance reasons 3 renderers are exported for both MD and 32x modes:\r
- * - 16bpp line renderer\r
- * - 8bpp line renderer (slightly faster)\r
- * - 8bpp tile renderer\r
- * In 32x mode:\r
- * - 32x layer is overlayed on top of 16bpp one\r
- * - line internal one done on PicoDraw2FB, then mixed with 32x\r
- * - tile internal one done on PicoDraw2FB, then mixed with 32x\r
- */\r
-\r
-#include <stdio.h>\r
-#include <stdlib.h>\r
-#include <unistd.h>\r
-\r
-#include "plat_gp2x.h"\r
-#include "soc.h"\r
-#include "soc_pollux.h"\r
-#include "../common/plat.h"\r
-#include "../common/menu.h"\r
-#include "../common/arm_utils.h"\r
-#include "../common/fonts.h"\r
-#include "../common/emu.h"\r
-#include "../common/config.h"\r
-#include "../common/input.h"\r
-#include "../linux/sndout_oss.h"\r
-#include "version.h"\r
-\r
-#include <pico/pico_int.h>\r
-#include <pico/patch.h>\r
-#include <pico/sound/mix.h>\r
-#include <zlib/zlib.h>\r
-\r
-#ifdef BENCHMARK\r
-#define OSD_FPS_X 220\r
-#else\r
-#define OSD_FPS_X 260\r
-#endif\r
-\r
-\r
-extern int crashed_940;\r
-\r
-static short __attribute__((aligned(4))) sndBuffer[2*(44100+100)/50];\r
-static unsigned char PicoDraw2FB_[(8+320) * (8+240+8)];\r
-unsigned char *PicoDraw2FB = PicoDraw2FB_;\r
-static int osd_fps_x, osd_y, doing_bg_frame;\r
-const char *renderer_names[] = { "16bit accurate", " 8bit accurate", " 8bit fast", NULL };\r
-const char *renderer_names32x[] = { "accurate", "faster", "fastest", NULL };\r
-enum renderer_types { RT_16BIT, RT_8BIT_ACC, RT_8BIT_FAST, RT_COUNT };\r
-\r
-static int (*emu_scan_begin)(unsigned int num) = NULL;\r
-static int (*emu_scan_end)(unsigned int num) = NULL;\r
-\r
-extern void *gp2x_screens[4];\r
-\r
-\r
-void pemu_prep_defconfig(void)\r
-{\r
- gp2x_soc_t soc;\r
-\r
- defaultConfig.CPUclock = default_cpu_clock;\r
- defaultConfig.renderer32x = RT_8BIT_FAST;\r
- defaultConfig.analog_deadzone = 50;\r
-\r
- soc = soc_detect();\r
- if (soc == SOCID_MMSP2)\r
- defaultConfig.s_PicoOpt |= POPT_EXT_FM;\r
- else if (soc == SOCID_POLLUX) {\r
- defaultConfig.EmuOpt |= EOPT_WIZ_TEAR_FIX|EOPT_SHOW_RTC;\r
- defaultConfig.s_PicoOpt |= POPT_EN_MCD_GFX;\r
- }\r
-}\r
-\r
-void pemu_validate_config(void)\r
-{\r
- if (gp2x_dev_id != GP2X_DEV_GP2X)\r
- PicoOpt &= ~POPT_EXT_FM;\r
- if (gp2x_dev_id != GP2X_DEV_WIZ)\r
- currentConfig.EmuOpt &= ~EOPT_WIZ_TEAR_FIX;\r
-\r
- if (currentConfig.gamma < 10 || currentConfig.gamma > 300)\r
- currentConfig.gamma = 100;\r
-\r
- if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 1024)\r
- currentConfig.CPUclock = default_cpu_clock;\r
-}\r
-\r
-static int get_renderer(void)\r
-{\r
- if (PicoAHW & PAHW_32X)\r
- return currentConfig.renderer32x;\r
- else\r
- return currentConfig.renderer;\r
-}\r
-\r
-static void change_renderer(int diff)\r
-{\r
- int *r;\r
- if (PicoAHW & PAHW_32X)\r
- r = ¤tConfig.renderer32x;\r
- else\r
- r = ¤tConfig.renderer;\r
- *r += diff;\r
-\r
- // 8bpp fast is not there (yet?)\r
- if ((PicoAHW & PAHW_SMS) && *r == RT_8BIT_FAST)\r
- (*r)++;\r
-\r
- if (*r >= RT_COUNT)\r
- *r = 0;\r
- else if (*r < 0)\r
- *r = RT_COUNT - 1;\r
-}\r
-\r
-#define is_16bit_mode() \\r
- (get_renderer() == RT_16BIT || (PicoAHW & PAHW_32X))\r
-\r
-static void (*osd_text)(int x, int y, const char *text);\r
-\r
-static void osd_text8(int x, int y, const char *text)\r
-{\r
- int len = strlen(text)*8;\r
- int *p, i, h, offs;\r
-\r
- len = (len+3) >> 2;\r
- for (h = 0; h < 8; h++) {\r
- offs = (x + g_screen_width * (y+h)) & ~3;\r
- p = (int *) ((char *)g_screen_ptr + offs);\r
- for (i = len; i; i--, p++)\r
- *p = 0xe0e0e0e0;\r
- }\r
- emu_text_out8(x, y, text);\r
-}\r
-\r
-static void osd_text16(int x, int y, const char *text)\r
-{\r
- int len = strlen(text)*8;\r
- int *p, i, h, offs;\r
-\r
- len = (len+1) >> 1;\r
- for (h = 0; h < 8; h++) {\r
- offs = (x + g_screen_width * (y+h)) & ~1;\r
- p = (int *) ((short *)g_screen_ptr + offs);\r
- for (i = len; i; i--, p++)\r
- *p = (*p >> 2) & 0x39e7;\r
- }\r
- emu_text_out16(x, y, text);\r
-}\r
-\r
-static void osd_text8_rot(int x, int y, const char *text)\r
-{\r
- int len = strlen(text) * 8;\r
- char *p = (char *)g_screen_ptr + 240*(320-x) + y;\r
-\r
- while (len--) {\r
- memset(p, 0xe0, 8);\r
- p -= 240;\r
- }\r
-\r
- emu_text_out8_rot(x, y, text);\r
-}\r
-\r
-static void osd_text16_rot(int x, int y, const char *text)\r
-{\r
- int len = strlen(text) * 8;\r
- short *p = (short *)g_screen_ptr + 240*(320-x) + y;\r
-\r
- while (len--) {\r
- memset(p, 0, 8*2);\r
- p -= 240;\r
- }\r
-\r
- emu_text_out16_rot(x, y, text);\r
-}\r
-\r
-static void draw_cd_leds(void)\r
-{\r
- int led_reg, pitch, scr_offs, led_offs;\r
- led_reg = Pico_mcd->s68k_regs[0];\r
-\r
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r
- pitch = 240;\r
- led_offs = -pitch * 6;\r
- scr_offs = pitch * (320 - 4);\r
- } else {\r
- pitch = 320;\r
- led_offs = 4;\r
- scr_offs = pitch * 2 + 4;\r
- }\r
-\r
- if (!is_16bit_mode()) {\r
- #define p(x) px[(x) >> 2]\r
- // 8-bit modes\r
- unsigned int *px = (unsigned int *)((char *)g_screen_ptr + scr_offs);\r
- unsigned int col_g = (led_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r
- unsigned int col_r = (led_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r
- p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;\r
- p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;\r
- #undef p\r
- } else {\r
- #define p(x) px[(x)*2 >> 2] = px[((x)*2 >> 2) + 1]\r
- // 16-bit modes\r
- unsigned int *px = (unsigned int *)((short *)g_screen_ptr + scr_offs);\r
- unsigned int col_g = (led_reg & 2) ? 0x06000600 : 0;\r
- unsigned int col_r = (led_reg & 1) ? 0xc000c000 : 0;\r
- p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;\r
- p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;\r
- #undef p\r
- }\r
-}\r
-\r
-static void draw_pico_ptr(void)\r
-{\r
- unsigned short *p = (unsigned short *)g_screen_ptr;\r
- int x, y, pitch = 320;\r
-\r
- // only if pen enabled and for 16bit modes\r
- if (pico_inp_mode == 0 || currentConfig.EmuOpt != RT_16BIT)\r
- return;\r
-\r
- x = pico_pen_x + PICO_PEN_ADJUST_X;\r
- y = pico_pen_y + PICO_PEN_ADJUST_Y;\r
- if (!(Pico.video.reg[12]&1) && !(PicoOpt & POPT_DIS_32C_BORDER))\r
- x += 32;\r
-\r
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r
- pitch = 240;\r
- p += (319 - x) * pitch + y;\r
- } else\r
- p += x + y * pitch;\r
-\r
- p[0] ^= 0xffff;\r
- p[pitch-1] ^= 0xffff;\r
- p[pitch] ^= 0xffff;\r
- p[pitch+1] ^= 0xffff;\r
- p[pitch*2] ^= 0xffff;\r
-}\r
-\r
-/* rot thing for Wiz */\r
-static unsigned char __attribute__((aligned(4))) rot_buff[320*4*2];\r
-\r
-static int EmuScanBegin16_rot(unsigned int num)\r
-{\r
- DrawLineDest = rot_buff + (num & 3) * 320 * 2;\r
- return 0;\r
-}\r
-\r
-static int EmuScanEnd16_rot(unsigned int num)\r
-{\r
- if ((num & 3) != 3)\r
- return 0;\r
- rotated_blit16(g_screen_ptr, rot_buff, num + 1,\r
- !(Pico.video.reg[12] & 1) && !(PicoOpt & POPT_EN_SOFTSCALE));\r
- return 0;\r
-}\r
-\r
-static int EmuScanBegin8_rot(unsigned int num)\r
-{\r
- DrawLineDest = rot_buff + (num & 3) * 320;\r
- return 0;\r
-}\r
-\r
-static int EmuScanEnd8_rot(unsigned int num)\r
-{\r
- if ((num & 3) != 3)\r
- return 0;\r
- rotated_blit8(g_screen_ptr, rot_buff, num + 1,\r
- !(Pico.video.reg[12] & 1));\r
- return 0;\r
-}\r
-\r
-/* line doublers */\r
-static unsigned int ld_counter;\r
-static int ld_left, ld_lines;\r
-\r
-static int EmuScanBegin16_ld(unsigned int num)\r
-{\r
- if ((signed int)(ld_counter - num) > 100)\r
- ld_counter = 0;\r
-\r
- if (emu_scan_begin)\r
- return emu_scan_begin(ld_counter);\r
- else\r
- DrawLineDest = (char *)g_screen_ptr + 320 * ld_counter * gp2x_current_bpp / 8;\r
-\r
- return 0;\r
-}\r
-\r
-static int EmuScanEnd16_ld(unsigned int num)\r
-{\r
- void *oldline = DrawLineDest;\r
-\r
- if (emu_scan_end)\r
- emu_scan_end(ld_counter);\r
-\r
- ld_counter++;\r
- ld_left--;\r
- if (ld_left <= 0) {\r
- ld_left = ld_lines;\r
-\r
- EmuScanBegin16_ld(num);\r
- memcpy32(DrawLineDest, oldline, 320 * gp2x_current_bpp / 8 / 4);\r
- if (emu_scan_end)\r
- emu_scan_end(ld_counter);\r
-\r
- ld_counter++;\r
- }\r
-\r
- return 0;\r
-}\r
-\r
-static int localPal[0x100];\r
-static void (*vidcpyM2)(void *dest, void *src, int m32col, int with_32c_border);\r
-static int (*make_local_pal)(int fast_mode);\r
-\r
-static int make_local_pal_md(int fast_mode)\r
-{\r
- int pallen = 0xc0;\r
-\r
- bgr444_to_rgb32(localPal, Pico.cram);\r
- if (fast_mode)\r
- return 0x40;\r
-\r
- if (Pico.video.reg[0xC] & 8) { // shadow/hilight mode\r
- bgr444_to_rgb32_sh(localPal, Pico.cram);\r
- localPal[0xc0] = 0x0000c000;\r
- localPal[0xd0] = 0x00c00000;\r
- localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r
- localPal[0xf0] = 0x00ffffff;\r
- pallen = 0x100;\r
- }\r
- else if (rendstatus & PDRAW_SONIC_MODE) { // mid-frame palette changes\r
- bgr444_to_rgb32(localPal+0x40, HighPal);\r
- bgr444_to_rgb32(localPal+0x80, HighPal+0x40);\r
- }\r
- else\r
- memcpy32(localPal+0x80, localPal, 0x40); // for spr prio mess\r
-\r
- return pallen;\r
-}\r
-\r
-static int make_local_pal_sms(int fast_mode)\r
-{\r
- unsigned short *spal = Pico.cram;\r
- unsigned int *dpal = (void *)localPal;\r
- unsigned int i, t;\r
-\r
- for (i = 0x40; i > 0; i--) {\r
- t = *spal++;\r
- t = ((t & 0x0003) << 22) | ((t & 0x000c) << 12) | ((t & 0x0030) << 2);\r
- t |= t >> 2;\r
- t |= t >> 4;\r
- *dpal++ = t;\r
- }\r
-\r
- return 0x40;\r
-}\r
-\r
-void pemu_finalize_frame(const char *fps, const char *notice)\r
-{\r
- int emu_opt = currentConfig.EmuOpt;\r
- int ret;\r
-\r
- if (PicoAHW & PAHW_32X)\r
- ; // nothing to do\r
- else if (get_renderer() == RT_8BIT_FAST)\r
- {\r
- // 8bit fast renderer\r
- if (Pico.m.dirtyPal) {\r
- Pico.m.dirtyPal = 0;\r
- ret = make_local_pal(1);\r
- // feed new palette to our device\r
- gp2x_video_setpalette(localPal, ret);\r
- }\r
- // a hack for VR\r
- if (PicoAHW & PAHW_SVP)\r
- memset32((int *)(PicoDraw2FB+328*8+328*223), 0xe0e0e0e0, 328);\r
- // do actual copy\r
- vidcpyM2(g_screen_ptr, PicoDraw2FB+328*8,\r
- !(Pico.video.reg[12] & 1), !(PicoOpt & POPT_DIS_32C_BORDER));\r
- }\r
- else if (get_renderer() == RT_8BIT_ACC)\r
- {\r
- // 8bit accurate renderer\r
- if (Pico.m.dirtyPal)\r
- {\r
- Pico.m.dirtyPal = 0;\r
- ret = make_local_pal(0);\r
- gp2x_video_setpalette(localPal, ret);\r
- }\r
- }\r
-\r
- if (notice)\r
- osd_text(4, osd_y, notice);\r
- if (emu_opt & EOPT_SHOW_FPS)\r
- osd_text(osd_fps_x, osd_y, fps);\r
- if ((PicoAHW & PAHW_MCD) && (emu_opt & EOPT_EN_CD_LEDS))\r
- draw_cd_leds();\r
- if (PicoAHW & PAHW_PICO)\r
- draw_pico_ptr();\r
-}\r
-\r
-void plat_video_flip(void)\r
-{\r
- int stride = g_screen_width;\r
- gp2x_video_flip();\r
-\r
- if (is_16bit_mode())\r
- stride *= 2;\r
- PicoDrawSetOutBuf(g_screen_ptr, stride);\r
-}\r
-\r
-/* XXX */\r
-#ifdef __GP2X__\r
-unsigned int plat_get_ticks_ms(void)\r
-{\r
- return gp2x_get_ticks_ms();\r
-}\r
-\r
-unsigned int plat_get_ticks_us(void)\r
-{\r
- return gp2x_get_ticks_us();\r
-}\r
-#endif\r
-\r
-void plat_wait_till_us(unsigned int us_to)\r
-{\r
- unsigned int now;\r
-\r
- spend_cycles(1024);\r
- now = plat_get_ticks_us();\r
-\r
- while ((signed int)(us_to - now) > 512)\r
- {\r
- spend_cycles(1024);\r
- now = plat_get_ticks_us();\r
- }\r
-}\r
-\r
-void plat_video_wait_vsync(void)\r
-{\r
- gp2x_video_wait_vsync();\r
-}\r
-\r
-void plat_status_msg_clear(void)\r
-{\r
- int is_8bit = !is_16bit_mode();\r
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r
- /* ugh.. */\r
- int i, u, *p;\r
- if (is_8bit) {\r
- for (i = 0; i < 4; i++) {\r
- p = (int *)gp2x_screens[i] + (240-8) / 4;\r
- for (u = 320; u > 0; u--, p += 240/4)\r
- p[0] = p[1] = 0xe0e0e0e0;\r
- }\r
- } else {\r
- for (i = 0; i < 4; i++) {\r
- p = (int *)gp2x_screens[i] + (240-8)*2 / 4;\r
- for (u = 320; u > 0; u--, p += 240*2/4)\r
- p[0] = p[1] = p[2] = p[3] = 0;\r
- }\r
- }\r
- return;\r
- }\r
-\r
- if (is_8bit)\r
- gp2x_memset_all_buffers(320*232, 0xe0, 320*8);\r
- else\r
- gp2x_memset_all_buffers(320*232*2, 0, 320*8*2);\r
-}\r
-\r
-void plat_status_msg_busy_next(const char *msg)\r
-{\r
- plat_status_msg_clear();\r
- pemu_finalize_frame("", msg);\r
- plat_video_flip();\r
- emu_status_msg("");\r
-\r
- /* assumption: msg_busy_next gets called only when\r
- * something slow is about to happen */\r
- reset_timing = 1;\r
-}\r
-\r
-void plat_status_msg_busy_first(const char *msg)\r
-{\r
- gp2x_memcpy_all_buffers(g_screen_ptr, 0, 320*240*2);\r
- plat_status_msg_busy_next(msg);\r
-}\r
-\r
-static void vid_reset_mode(void)\r
-{\r
- int gp2x_mode = 16;\r
- int renderer = get_renderer();\r
-\r
- PicoOpt &= ~POPT_ALT_RENDERER;\r
- emu_scan_begin = NULL;\r
- emu_scan_end = NULL;\r
-\r
- switch (renderer) {\r
- case RT_16BIT:\r
- PicoDrawSetOutFormat(PDF_RGB555, 0);\r
- PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\r
- break;\r
- case RT_8BIT_ACC:\r
- PicoDrawSetOutFormat(PDF_8BIT, 0);\r
- PicoDrawSetOutBuf(g_screen_ptr, g_screen_width);\r
- gp2x_mode = 8;\r
- break;\r
- case RT_8BIT_FAST:\r
- PicoOpt |= POPT_ALT_RENDERER;\r
- PicoDrawSetOutFormat(PDF_NONE, 0);\r
- vidcpyM2 = vidcpy_m2;\r
- gp2x_mode = 8;\r
- break;\r
- default:\r
- printf("bad renderer\n");\r
- break;\r
- }\r
-\r
- if (PicoAHW & PAHW_32X) {\r
- // Wiz 16bit is an exception, uses line rendering due to rotation mess\r
- if (renderer == RT_16BIT && (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX)) {\r
- PicoDrawSetOutFormat(PDF_RGB555, 1);\r
- PicoDraw32xSetFrameMode(0, 0);\r
- }\r
- else {\r
- PicoDrawSetOutFormat(PDF_NONE, 0);\r
- PicoDraw32xSetFrameMode(1, 0);\r
- }\r
- PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\r
- gp2x_mode = 16;\r
- }\r
-\r
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r
- if ((PicoAHW & PAHW_32X) || renderer == RT_16BIT) {\r
- emu_scan_begin = EmuScanBegin16_rot;\r
- emu_scan_end = EmuScanEnd16_rot;\r
- }\r
- else if (renderer == RT_8BIT_ACC) {\r
- emu_scan_begin = EmuScanBegin8_rot;\r
- emu_scan_end = EmuScanEnd8_rot;\r
- }\r
- else if (renderer == RT_8BIT_FAST)\r
- vidcpyM2 = vidcpy_m2_rot;\r
- }\r
-\r
- PicoDrawSetCallbacks(emu_scan_begin, emu_scan_end);\r
-\r
- if (is_16bit_mode())\r
- osd_text = (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) ? osd_text16_rot : osd_text16;\r
- else\r
- osd_text = (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) ? osd_text8_rot : osd_text8;\r
-\r
- gp2x_video_wait_vsync();\r
- if (!is_16bit_mode()) {\r
- // setup pal for 8-bit modes\r
- localPal[0xc0] = 0x0000c000; // MCD LEDs\r
- localPal[0xd0] = 0x00c00000;\r
- localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r
- localPal[0xf0] = 0x00ffffff;\r
- gp2x_video_setpalette(localPal, 0x100);\r
- gp2x_memset_all_buffers(0, 0xe0, 320*240);\r
- }\r
- else\r
- gp2x_memset_all_buffers(0, 0, 320*240*2);\r
-\r
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX)\r
- gp2x_mode = -gp2x_mode;\r
-\r
- gp2x_video_changemode(gp2x_mode);\r
-\r
- Pico.m.dirtyPal = 1;\r
-\r
- PicoOpt &= ~POPT_EN_SOFTSCALE;\r
- if (currentConfig.scaling == EOPT_SCALE_SW)\r
- PicoOpt |= POPT_EN_SOFTSCALE;\r
-\r
- // palette converters for 8bit modes\r
- make_local_pal = (PicoAHW & PAHW_SMS) ? make_local_pal_sms : make_local_pal_md;\r
-}\r
-\r
-void emu_video_mode_change(int start_line, int line_count, int is_32cols)\r
-{\r
- int scalex = 320, scaley = 240;\r
- int ln_offs = 0;\r
-\r
- if (doing_bg_frame)\r
- return;\r
-\r
- osd_fps_x = OSD_FPS_X;\r
- osd_y = 232;\r
-\r
- /* set up hwscaling here */\r
- PicoOpt &= ~POPT_DIS_32C_BORDER;\r
- if (is_32cols && currentConfig.scaling == EOPT_SCALE_HW) {\r
- scalex = 256;\r
- PicoOpt |= POPT_DIS_32C_BORDER;\r
- osd_fps_x = OSD_FPS_X - 64;\r
- }\r
-\r
- if (currentConfig.vscaling == EOPT_SCALE_HW) {\r
- ln_offs = start_line;\r
- scaley = line_count;\r
- osd_y = start_line + line_count - 8;\r
- }\r
-\r
- gp2x_video_RGB_setscaling(ln_offs, scalex, scaley);\r
-\r
- /* line doubling */\r
- if (currentConfig.vscaling == EOPT_SCALE_SW && line_count < 240) {\r
- ld_lines = ld_left = line_count / (240 - line_count);\r
- PicoDrawSetCallbacks(EmuScanBegin16_ld, EmuScanEnd16_ld);\r
- }\r
-\r
- // clear whole screen in all buffers\r
- if (!is_16bit_mode())\r
- gp2x_memset_all_buffers(0, 0xe0, 320*240);\r
- else\r
- gp2x_memset_all_buffers(0, 0, 320*240*2);\r
-}\r
-\r
-void plat_video_toggle_renderer(int change, int is_menu_call)\r
-{\r
- change_renderer(change);\r
-\r
- if (is_menu_call)\r
- return;\r
-\r
- vid_reset_mode();\r
- rendstatus_old = -1;\r
-\r
- if (PicoAHW & PAHW_32X)\r
- emu_status_msg(renderer_names32x[get_renderer()]);\r
- else\r
- emu_status_msg(renderer_names[get_renderer()]);\r
-}\r
-\r
-#if 0 // TODO\r
-static void RunEventsPico(unsigned int events)\r
-{\r
- int ret, px, py, lim_x;\r
- static int pdown_frames = 0;\r
-\r
- // for F200\r
- ret = gp2x_touchpad_read(&px, &py);\r
- if (ret >= 0)\r
- {\r
- if (ret > 35000)\r
- {\r
- if (pdown_frames++ > 5)\r
- PicoPad[0] |= 0x20;\r
-\r
- pico_pen_x = px;\r
- pico_pen_y = py;\r
- if (!(Pico.video.reg[12]&1)) {\r
- pico_pen_x -= 32;\r
- if (pico_pen_x < 0) pico_pen_x = 0;\r
- if (pico_pen_x > 248) pico_pen_x = 248;\r
- }\r
- if (pico_pen_y > 224) pico_pen_y = 224;\r
- }\r
- else\r
- pdown_frames = 0;\r
-\r
- //if (ret == 0)\r
- // PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;\r
- }\r
-}\r
-#endif\r
-\r
-void plat_update_volume(int has_changed, int is_up)\r
-{\r
- static int prev_frame = 0, wait_frames = 0;\r
- int vol = currentConfig.volume;\r
- int need_low_volume = 0;\r
- gp2x_soc_t soc;\r
-\r
- soc = soc_detect();\r
- if ((PicoOpt & POPT_EN_STEREO) && soc == SOCID_MMSP2)\r
- need_low_volume = 1;\r
-\r
- if (has_changed)\r
- {\r
- if (need_low_volume && vol < 5 && prev_frame == Pico.m.frame_count - 1 && wait_frames < 12)\r
- wait_frames++;\r
- else {\r
- if (is_up) {\r
- if (vol < 99) vol++;\r
- } else {\r
- if (vol > 0) vol--;\r
- }\r
- wait_frames = 0;\r
- sndout_oss_setvol(vol, vol);\r
- currentConfig.volume = vol;\r
- }\r
- emu_status_msg("VOL: %02i", vol);\r
- prev_frame = Pico.m.frame_count;\r
- }\r
-\r
- if (!need_low_volume)\r
- return;\r
-\r
- /* set the right mixer func */\r
- if (vol >= 5)\r
- PsndMix_32_to_16l = mix_32_to_16l_stereo;\r
- else {\r
- mix_32_to_16l_level = 5 - vol;\r
- PsndMix_32_to_16l = mix_32_to_16l_stereo_lvl;\r
- }\r
-}\r
-\r
-static void oss_write_nonblocking(int len)\r
-{\r
- // sndout_oss_can_write() is not reliable, only use with no_frmlimit\r
- if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && !sndout_oss_can_write(len))\r
- return;\r
-\r
- sndout_oss_write_nb(PsndOut, len);\r
-}\r
-\r
-void pemu_sound_start(void)\r
-{\r
- static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;\r
-\r
- PsndOut = NULL;\r
-\r
- // prepare sound stuff\r
- if (currentConfig.EmuOpt & EOPT_EN_SOUND)\r
- {\r
- int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;\r
- int snd_rate_oss = PsndRate;\r
- gp2x_soc_t soc;\r
-\r
- memset(sndBuffer, 0, sizeof(sndBuffer));\r
- PsndOut = sndBuffer;\r
- PicoWriteSound = oss_write_nonblocking;\r
- plat_update_volume(0, 0);\r
-\r
- printf("starting audio: %i len: %i stereo: %i, pal: %i\n",\r
- PsndRate, PsndLen, is_stereo, Pico.m.pal);\r
- sndout_oss_start(snd_rate_oss, is_stereo, 1);\r
- sndout_oss_setvol(currentConfig.volume, currentConfig.volume);\r
-\r
- soc = soc_detect();\r
- if (soc == SOCID_POLLUX)\r
- PsndRate = pollux_get_real_snd_rate(PsndRate);\r
-\r
- #define SOUND_RERATE_FLAGS (POPT_EN_FM|POPT_EN_PSG|POPT_EN_STEREO|POPT_EXT_FM|POPT_EN_MCD_CDDA)\r
- if (PsndRate != PsndRate_old || Pico.m.pal != pal_old || ((PicoOpt & POPT_EXT_FM) && crashed_940) ||\r
- ((PicoOpt ^ PicoOpt_old) & SOUND_RERATE_FLAGS)) {\r
- PsndRerate(Pico.m.frame_count ? 1 : 0);\r
- }\r
-\r
- PsndRate_old = PsndRate;\r
- PicoOpt_old = PicoOpt;\r
- pal_old = Pico.m.pal;\r
- }\r
-}\r
-\r
-static const int sound_rates[] = { 44100, 32000, 22050, 16000, 11025, 8000 };\r
-\r
-void pemu_sound_stop(void)\r
-{\r
- int i;\r
-\r
- /* get back from Pollux pain */\r
- PsndRate += 1000;\r
- for (i = 0; i < ARRAY_SIZE(sound_rates); i++) {\r
- if (PsndRate >= sound_rates[i]) {\r
- PsndRate = sound_rates[i];\r
- break;\r
- }\r
- }\r
-}\r
-\r
-void pemu_sound_wait(void)\r
-{\r
- // don't need to do anything, writes will block by themselves\r
-}\r
-\r
-void pemu_forced_frame(int no_scale, int do_emu)\r
-{\r
- doing_bg_frame = 1;\r
- PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\r
- PicoDraw32xSetFrameMode(0, 0);\r
- PicoDrawSetCallbacks(NULL, NULL);\r
- Pico.m.dirtyPal = 1;\r
-\r
- emu_cmn_forced_frame(no_scale, do_emu);\r
-\r
- g_menubg_src_ptr = g_screen_ptr;\r
- doing_bg_frame = 0;\r
-}\r
-\r
-void plat_debug_cat(char *str)\r
-{\r
-}\r
-\r
-#if 0\r
-static void tga_dump(void)\r
-{\r
-#define BYTE unsigned char\r
-#define WORD unsigned short\r
- struct\r
- {\r
- BYTE IDLength; /* 00h Size of Image ID field */\r
- BYTE ColorMapType; /* 01h Color map type */\r
- BYTE ImageType; /* 02h Image type code */\r
- WORD CMapStart; /* 03h Color map origin */\r
- WORD CMapLength; /* 05h Color map length */\r
- BYTE CMapDepth; /* 07h Depth of color map entries */\r
- WORD XOffset; /* 08h X origin of image */\r
- WORD YOffset; /* 0Ah Y origin of image */\r
- WORD Width; /* 0Ch Width of image */\r
- WORD Height; /* 0Eh Height of image */\r
- BYTE PixelDepth; /* 10h Image pixel size */\r
- BYTE ImageDescriptor; /* 11h Image descriptor byte */\r
- } __attribute__((packed)) TGAHEAD;\r
- static unsigned short oldscr[320*240];\r
- FILE *f; char name[128]; int i;\r
-\r
- memset(&TGAHEAD, 0, sizeof(TGAHEAD));\r
- TGAHEAD.ImageType = 2;\r
- TGAHEAD.Width = 320;\r
- TGAHEAD.Height = 240;\r
- TGAHEAD.PixelDepth = 16;\r
- TGAHEAD.ImageDescriptor = 2<<4; // image starts at top-left\r
-\r
-#define CONV(X) (((X>>1)&0x7fe0)|(X&0x1f)) // 555?\r
-\r
- for (i = 0; i < 320*240; i++)\r
- if(oldscr[i] != CONV(((unsigned short *)g_screen_ptr)[i])) break;\r
- if (i < 320*240)\r
- {\r
- for (i = 0; i < 320*240; i++)\r
- oldscr[i] = CONV(((unsigned short *)g_screen_ptr)[i]);\r
- sprintf(name, "%05i.tga", Pico.m.frame_count);\r
- f = fopen(name, "wb");\r
- if (!f) { printf("!f\n"); exit(1); }\r
- fwrite(&TGAHEAD, 1, sizeof(TGAHEAD), f);\r
- fwrite(oldscr, 1, 320*240*2, f);\r
- fclose(f);\r
- }\r
-}\r
-#endif\r
-\r
-void pemu_loop_prep(void)\r
-{\r
- static int gp2x_old_clock = -1, EmuOpt_old = 0, pal_old = 0;\r
- static int gp2x_old_gamma = 100;\r
- gp2x_soc_t soc;\r
-\r
- soc = soc_detect();\r
-\r
- if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_RAM_TIMINGS) {\r
- if (currentConfig.EmuOpt & EOPT_RAM_TIMINGS)\r
- set_ram_timings();\r
- else\r
- unset_ram_timings();\r
- }\r
-\r
- if (gp2x_old_clock < 0)\r
- gp2x_old_clock = default_cpu_clock;\r
- if (gp2x_old_clock != currentConfig.CPUclock && gp2x_set_cpuclk != NULL) {\r
- printf("changing clock to %i...", currentConfig.CPUclock); fflush(stdout);\r
- gp2x_set_cpuclk(currentConfig.CPUclock);\r
- gp2x_old_clock = currentConfig.CPUclock;\r
- printf(" done\n");\r
- }\r
-\r
- if (gp2x_old_gamma != currentConfig.gamma || ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_A_SN_GAMMA)) {\r
- set_lcd_gamma(currentConfig.gamma, !!(currentConfig.EmuOpt & EOPT_A_SN_GAMMA));\r
- gp2x_old_gamma = currentConfig.gamma;\r
- printf("updated gamma to %i, A_SN's curve: %i\n", currentConfig.gamma, !!(currentConfig.EmuOpt&0x1000));\r
- }\r
-\r
- if (((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_VSYNC) || Pico.m.pal != pal_old) {\r
- if ((currentConfig.EmuOpt & EOPT_VSYNC) || soc == SOCID_POLLUX)\r
- set_lcd_custom_rate(Pico.m.pal);\r
- else if (EmuOpt_old & EOPT_VSYNC)\r
- unset_lcd_custom_rate();\r
- }\r
-\r
- if (gp2x_dev_id == GP2X_DEV_CAANOO)\r
- in_set_config_int(in_name_to_id("evdev:pollux-analog"), IN_CFG_ABS_DEAD_ZONE,\r
- currentConfig.analog_deadzone);\r
-\r
- if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_MMUHACK)\r
- gp2x_make_fb_bufferable(currentConfig.EmuOpt & EOPT_MMUHACK);\r
-\r
- EmuOpt_old = currentConfig.EmuOpt;\r
- pal_old = Pico.m.pal;\r
-\r
- // make sure we are in correct mode\r
- change_renderer(0);\r
- vid_reset_mode();\r
-\r
- // dirty buffers better go now than during gameplay\r
- sync();\r
- sleep(0);\r
-\r
- pemu_sound_start();\r
-}\r
-\r
-void pemu_loop_end(void)\r
-{\r
- pemu_sound_stop();\r
-\r
- /* do one more frame for menu bg */\r
- pemu_forced_frame(0, 1);\r
-}\r
-\r
notaz.gp2x.de / libpicofe.git / blobdiff