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- /*
- * (c) Copyright 2006-2010 notaz, All rights reserved.
- *
- * For performance reasons 3 renderers are exported for both MD and 32x modes:
- * - 16bpp line renderer
- * - 8bpp line renderer (slightly faster)
- * - 8bpp tile renderer
- * In 32x mode:
- * - 32x layer is overlayed on top of 16bpp one
- * - line internal one done on .Draw2FB, then mixed with 32x
- * - tile internal one done on .Draw2FB, then mixed with 32x
- */
- #include <stdio.h>
- #include <stdlib.h>
- #include <unistd.h>
- #include "../libpicofe/gp2x/plat_gp2x.h"
- #include "../libpicofe/gp2x/soc.h"
- #include "../libpicofe/input.h"
- #include "../libpicofe/plat.h"
- #include "../libpicofe/gp2x/soc_pollux.h"
- #include "../common/menu_pico.h"
- #include "../common/arm_utils.h"
- #include "../common/emu.h"
- #include "../common/config_file.h"
- #include "../common/version.h"
- #include "plat.h"
- #include <pico/pico_int.h>
- #include <pico/patch.h>
- #include <pico/sound/mix.h>
- #include <zlib.h>
- #ifdef BENCHMARK
- #define OSD_FPS_X 220
- #else
- #define OSD_FPS_X 260
- #endif
- //extern int crashed_940;
- static int osd_fps_x, osd_y, doing_bg_frame;
- const char *renderer_names[] = { "16bit accurate", " 8bit accurate", " 8bit fast", NULL };
- const char *renderer_names32x[] = { "accurate", "faster", "fastest", NULL };
- enum renderer_types { RT_16BIT, RT_8BIT_ACC, RT_8BIT_FAST, RT_COUNT };
- static int (*emu_scan_begin)(unsigned int num) = NULL;
- static int (*emu_scan_end)(unsigned int num) = NULL;
- void pemu_prep_defconfig(void)
- {
- gp2x_soc_t soc;
- defaultConfig.CPUclock = default_cpu_clock;
- defaultConfig.renderer32x = RT_8BIT_ACC;
- defaultConfig.analog_deadzone = 50;
- soc = soc_detect();
- if (soc == SOCID_MMSP2)
- defaultConfig.s_PicoOpt |= POPT_EXT_FM;
- else if (soc == SOCID_POLLUX) {
- defaultConfig.EmuOpt |= EOPT_WIZ_TEAR_FIX|EOPT_SHOW_RTC;
- defaultConfig.s_PicoOpt |= POPT_EN_MCD_GFX;
- }
- }
- void pemu_validate_config(void)
- {
- if (gp2x_dev_id != GP2X_DEV_GP2X)
- PicoIn.opt &= ~POPT_EXT_FM;
- if (gp2x_dev_id != GP2X_DEV_WIZ)
- currentConfig.EmuOpt &= ~EOPT_WIZ_TEAR_FIX;
- if (currentConfig.gamma < 10 || currentConfig.gamma > 300)
- currentConfig.gamma = 100;
- if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 1024)
- currentConfig.CPUclock = default_cpu_clock;
- }
- static int get_renderer(void)
- {
- if (PicoIn.AHW & PAHW_32X)
- return currentConfig.renderer32x;
- else
- return currentConfig.renderer;
- }
- static void change_renderer(int diff)
- {
- int *r;
- if (PicoIn.AHW & PAHW_32X)
- r = ¤tConfig.renderer32x;
- else
- r = ¤tConfig.renderer;
- *r += diff;
- if (*r >= RT_COUNT)
- *r = 0;
- else if (*r < 0)
- *r = RT_COUNT - 1;
- }
- #define is_16bit_mode() \
- (currentConfig.renderer == RT_16BIT || (PicoIn.AHW & PAHW_32X) || doing_bg_frame)
- static void (*osd_text)(int x, int y, const char *text);
- static void osd_text8(int x, int y, const char *text)
- {
- int len = strlen(text)*8;
- int *p, i, h, offs;
- len = (len+3) >> 2;
- for (h = 0; h < 8; h++) {
- offs = (x + g_screen_width * (y+h)) & ~3;
- p = (int *) ((char *)g_screen_ptr + offs);
- for (i = len; i; i--, p++)
- *p = 0xe0e0e0e0;
- }
- emu_text_out8(x, y, text);
- }
- static void osd_text8_rot(int x, int y, const char *text)
- {
- int len = strlen(text) * 8;
- char *p = (char *)g_screen_ptr + 240*(320-x) + y;
- while (len--) {
- memset(p, 0xe0, 8);
- p -= 240;
- }
- emu_text_out8_rot(x, y, text);
- }
- static void osd_text16_rot(int x, int y, const char *text)
- {
- int len = strlen(text) * 8;
- short *p = (short *)g_screen_ptr + 240*(320-x) + y;
- while (len--) {
- memset(p, 0, 8*2);
- p -= 240;
- }
- emu_text_out16_rot(x, y, text);
- }
- static void draw_cd_leds(void)
- {
- int led_reg, pitch, scr_offs, led_offs;
- led_reg = Pico_mcd->s68k_regs[0];
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {
- pitch = 240;
- led_offs = -pitch * 6;
- scr_offs = pitch * (320 - 4);
- } else {
- pitch = 320;
- led_offs = 4;
- scr_offs = pitch * 2 + 4;
- }
- if (!is_16bit_mode()) {
- #define p(x) px[(x) >> 2]
- // 8-bit modes
- unsigned int *px = (unsigned int *)((char *)g_screen_ptr + scr_offs);
- unsigned int col_g = (led_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;
- unsigned int col_r = (led_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;
- p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;
- p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;
- #undef p
- } else {
- #define p(x) px[(x)*2 >> 2] = px[((x)*2 >> 2) + 1]
- // 16-bit modes
- unsigned int *px = (unsigned int *)((short *)g_screen_ptr + scr_offs);
- unsigned int col_g = (led_reg & 2) ? 0x06000600 : 0;
- unsigned int col_r = (led_reg & 1) ? 0xc000c000 : 0;
- p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;
- p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;
- #undef p
- }
- }
- static void draw_pico_ptr(void)
- {
- unsigned short *p = (unsigned short *)g_screen_ptr;
- int x, y, pitch = 320;
- // only if pen enabled and for 16bit modes
- if (pico_inp_mode == 0 || !is_16bit_mode())
- return;
- x = pico_pen_x + PICO_PEN_ADJUST_X;
- y = pico_pen_y + PICO_PEN_ADJUST_Y;
- if (!(Pico.video.reg[12]&1) && !(PicoIn.opt & POPT_DIS_32C_BORDER))
- x += 32;
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {
- pitch = 240;
- p += (319 - x) * pitch + y;
- } else
- p += x + y * pitch;
- p[0] ^= 0xffff;
- p[pitch-1] ^= 0xffff;
- p[pitch] ^= 0xffff;
- p[pitch+1] ^= 0xffff;
- p[pitch*2] ^= 0xffff;
- }
- /* rot thing for Wiz */
- static unsigned char __attribute__((aligned(4))) rot_buff[320*4*2];
- static int EmuScanBegin16_rot(unsigned int num)
- {
- Pico.est.DrawLineDest = rot_buff + (num & 3) * 320 * 2;
- return 0;
- }
- static int EmuScanEnd16_rot(unsigned int num)
- {
- if ((num & 3) != 3)
- return 0;
- rotated_blit16(g_screen_ptr, rot_buff, num + 1,
- !(Pico.video.reg[12] & 1) && !(PicoIn.opt & POPT_EN_SOFTSCALE));
- return 0;
- }
- static int EmuScanBegin8_rot(unsigned int num)
- {
- Pico.est.DrawLineDest = rot_buff + (num & 3) * 320;
- return 0;
- }
- static int EmuScanEnd8_rot(unsigned int num)
- {
- if ((num & 3) != 3)
- return 0;
- rotated_blit8(g_screen_ptr, rot_buff, num + 1,
- !(Pico.video.reg[12] & 1));
- return 0;
- }
- /* line doublers */
- static unsigned int ld_counter;
- static int ld_left, ld_lines; // numbers in Q1 format
- static int EmuScanBegin16_ld(unsigned int num)
- {
- if ((signed int)(ld_counter - num) > 100)
- ld_counter = 0;
- if (emu_scan_begin)
- return emu_scan_begin(ld_counter);
- else
- Pico.est.DrawLineDest = (char *)g_screen_ptr + 320 * ld_counter * gp2x_current_bpp / 8;
- return 0;
- }
- static int EmuScanEnd16_ld(unsigned int num)
- {
- void *oldline = Pico.est.DrawLineDest;
- if (emu_scan_end)
- emu_scan_end(ld_counter);
- ld_counter++;
- ld_left -= 2;
- if (ld_left <= 0) {
- ld_left += ld_lines;
- EmuScanBegin16_ld(num);
- memcpy(Pico.est.DrawLineDest, oldline, 320 * gp2x_current_bpp / 8);
- if (emu_scan_end)
- emu_scan_end(ld_counter);
- ld_counter++;
- }
- return 0;
- }
- static int localPal[0x100];
- static int localPalSize;
- static void (*vidcpyM2)(void *dest, void *src, int m32col, int with_32c_border);
- static int (*make_local_pal)(int fast_mode);
- static int make_local_pal_md(int fast_mode)
- {
- int pallen = 0x100;
- if (fast_mode) {
- bgr444_to_rgb32(localPal, PicoMem.cram);
- pallen = 0x40;
- Pico.m.dirtyPal = 0;
- }
- else if (Pico.est.rendstatus & PDRAW_SONIC_MODE) { // mid-frame palette changes
- switch (Pico.est.SonicPalCount) {
- case 3: bgr444_to_rgb32(localPal+0xc0, Pico.est.SonicPal+0xc0);
- case 2: bgr444_to_rgb32(localPal+0x80, Pico.est.SonicPal+0x80);
- case 1: bgr444_to_rgb32(localPal+0x40, Pico.est.SonicPal+0x40);
- default:bgr444_to_rgb32(localPal, Pico.est.SonicPal);
- }
- pallen = (Pico.est.SonicPalCount+1)*0x40;
- }
- else if (Pico.video.reg[0xC] & 8) { // shadow/hilight mode
- bgr444_to_rgb32(localPal, Pico.est.SonicPal);
- bgr444_to_rgb32_sh(localPal, Pico.est.SonicPal);
- memcpy(localPal+0xc0, localPal, 0x40*4); // for spr prio mess
- }
- else {
- bgr444_to_rgb32(localPal, Pico.est.SonicPal);
- memcpy(localPal+0x40, localPal, 0x40*4); // for spr prio mess
- memcpy(localPal+0x80, localPal, 0x80*4); // for spr prio mess
- }
- localPal[0xc0] = 0x0000c000;
- localPal[0xd0] = 0x00c00000;
- localPal[0xe0] = 0x00000000; // reserved pixels for OSD
- localPal[0xf0] = 0x00ffffff;
- if (Pico.m.dirtyPal == 2)
- Pico.m.dirtyPal = 0;
- return pallen;
- }
- static int make_local_pal_sms(int fast_mode)
- {
- bgr444_to_rgb32(localPal, PicoMem.cram);
- Pico.m.dirtyPal = 0;
- return 0x40;
- }
- void pemu_finalize_frame(const char *fps, const char *notice)
- {
- int emu_opt = currentConfig.EmuOpt;
- if (PicoIn.AHW & PAHW_32X)
- localPalSize = 0; // nothing to do
- else if (get_renderer() == RT_8BIT_FAST)
- {
- // 8bit fast renderer
- if (Pico.m.dirtyPal)
- localPalSize = make_local_pal(1);
- // a hack for VR
- if (PicoIn.AHW & PAHW_SVP)
- memset32((int *)(Pico.est.Draw2FB+328*8+328*223), 0xe0e0e0e0, 328/4);
- // clear top and bottom of overlap trash
- if (!(Pico.est.rendstatus & PDRAW_30_ROWS)) {
- memset32((int *)(Pico.est.Draw2FB+8*(224+8)), 0xe0e0e0e0, 328*8/4);
- memset32((int *)(Pico.est.Draw2FB), 0xe0e0e0e0, 328*8/4);
- }
- // do actual copy
- vidcpyM2(g_screen_ptr, Pico.est.Draw2FB+328*8,
- !(Pico.video.reg[12] & 1), !(PicoIn.opt & POPT_DIS_32C_BORDER));
- }
- else if (get_renderer() == RT_8BIT_ACC)
- {
- // 8bit accurate renderer
- if (Pico.m.dirtyPal)
- localPalSize = make_local_pal(0);
- }
- else localPalSize = 0; // no palette in 16bit mode
- if (notice)
- osd_text(4, osd_y, notice);
- if (emu_opt & EOPT_SHOW_FPS)
- osd_text(osd_fps_x, osd_y, fps);
- if ((PicoIn.AHW & PAHW_MCD) && (emu_opt & EOPT_EN_CD_LEDS))
- draw_cd_leds();
- if (PicoIn.AHW & PAHW_PICO)
- draw_pico_ptr();
- }
- void plat_video_flip(void)
- {
- int stride = g_screen_width;
- gp2x_video_flip();
- // switching the palette takes immediate effect, whilst flipping only
- // takes effect with the next vsync; unavoidable flicker may occur!
- if (localPalSize)
- gp2x_video_setpalette(localPal, localPalSize);
- if (is_16bit_mode())
- stride *= 2;
- // the fast renderer has overlap areas and can't directly render to
- // screen buffers. Its output is copied to screen in finalize_frame
- if (currentConfig.renderer != RT_8BIT_FAST || (PicoIn.AHW & PAHW_32X))
- PicoDrawSetOutBuf(g_screen_ptr, stride);
- }
- /* XXX */
- unsigned int plat_get_ticks_ms(void)
- {
- return gp2x_get_ticks_ms();
- }
- unsigned int plat_get_ticks_us(void)
- {
- return gp2x_get_ticks_us();
- }
- void plat_wait_till_us(unsigned int us_to)
- {
- unsigned int now;
- spend_cycles(1024);
- now = plat_get_ticks_us();
- while ((signed int)(us_to - now) > 512)
- {
- spend_cycles(1024);
- now = plat_get_ticks_us();
- }
- }
- void plat_video_wait_vsync(void)
- {
- gp2x_video_wait_vsync();
- }
- void plat_status_msg_clear(void)
- {
- int i, is_8bit = !is_16bit_mode();
- for (i = 0; i < 4; i++) {
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {
- /* ugh.. */
- int u, *p;
- if (is_8bit) {
- p = (int *)gp2x_screens[i] + (240-8) / 4;
- for (u = 320; u > 0; u--, p += 240/4)
- p[0] = p[1] = 0xe0e0e0e0;
- } else {
- p = (int *)gp2x_screens[i] + (240-8)*2 / 4;
- for (u = 320; u > 0; u--, p += 240*2/4)
- p[0] = p[1] = p[2] = p[3] = 0;
- }
- } else {
- if (is_8bit) {
- char *d = (char *)gp2x_screens[i] + 320 * (240-8);
- memset32((int *)d, 0xe0e0e0e0, 320 * 8 / 4);
- } else {
- char *d = (char *)gp2x_screens[i] + 320*2 * (240-8);
- memset32((int *)d, 0, 2*320 * 8 / 4);
- }
- }
- }
- }
- void plat_status_msg_busy_next(const char *msg)
- {
- plat_status_msg_clear();
- pemu_finalize_frame("", msg);
- plat_video_flip();
- emu_status_msg("");
- /* assumption: msg_busy_next gets called only when
- * something slow is about to happen */
- reset_timing = 1;
- }
- void plat_status_msg_busy_first(const char *msg)
- {
- plat_status_msg_busy_next(msg);
- }
- static void vid_reset_mode(void)
- {
- int gp2x_mode = 16;
- int renderer = get_renderer();
- if (doing_bg_frame)
- renderer = RT_16BIT;
- PicoIn.opt &= ~POPT_ALT_RENDERER;
- emu_scan_begin = NULL;
- emu_scan_end = NULL;
- switch (renderer) {
- case RT_16BIT:
- PicoDrawSetOutFormat(PDF_RGB555, 0);
- PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);
- break;
- case RT_8BIT_ACC:
- PicoDrawSetOutFormat(PDF_8BIT, 0);
- PicoDrawSetOutBuf(g_screen_ptr, g_screen_width);
- gp2x_mode = 8;
- break;
- case RT_8BIT_FAST:
- PicoIn.opt |= POPT_ALT_RENDERER;
- PicoDrawSetOutFormat(PDF_NONE, 0);
- vidcpyM2 = vidcpy_m2;
- gp2x_mode = 8;
- break;
- default:
- printf("bad renderer\n");
- break;
- }
- if (PicoIn.AHW & PAHW_32X) {
- // Wiz 16bit is an exception, uses line rendering due to rotation mess
- if (renderer == RT_16BIT && (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX)) {
- PicoDrawSetOutFormat(PDF_RGB555, 1);
- }
- PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);
- gp2x_mode = 16;
- }
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {
- if ((PicoIn.AHW & PAHW_32X) || renderer == RT_16BIT) {
- emu_scan_begin = EmuScanBegin16_rot;
- emu_scan_end = EmuScanEnd16_rot;
- }
- else if (renderer == RT_8BIT_ACC) {
- emu_scan_begin = EmuScanBegin8_rot;
- emu_scan_end = EmuScanEnd8_rot;
- }
- else if (renderer == RT_8BIT_FAST)
- vidcpyM2 = vidcpy_m2_rot;
- }
- PicoDrawSetCallbacks(emu_scan_begin, emu_scan_end);
- if (is_16bit_mode())
- osd_text = (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) ? osd_text16_rot : emu_osd_text16;
- else
- osd_text = (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) ? osd_text8_rot : osd_text8;
- gp2x_video_wait_vsync();
- if (!is_16bit_mode()) {
- // setup pal for 8-bit modes
- localPal[0xc0] = 0x0000c000; // MCD LEDs
- localPal[0xd0] = 0x00c00000;
- localPal[0xe0] = 0x00000000; // reserved pixels for OSD
- localPal[0xf0] = 0x00ffffff;
- gp2x_video_setpalette(localPal, 0x100);
- }
- if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX)
- gp2x_mode = -gp2x_mode;
- gp2x_video_changemode(gp2x_mode, Pico.m.pal);
- Pico.m.dirtyPal = 1;
- PicoIn.opt &= ~(POPT_DIS_32C_BORDER|POPT_EN_SOFTSCALE);
- if (currentConfig.scaling == EOPT_SCALE_SW) {
- PicoIn.opt |= POPT_EN_SOFTSCALE;
- PicoIn.filter = EOPT_FILTER_BILINEAR2;
- } else if (currentConfig.scaling == EOPT_SCALE_HW && is_16bit_mode())
- // hw scaling, render without any padding
- PicoIn.opt |= POPT_DIS_32C_BORDER;
- // palette converters for 8bit modes
- make_local_pal = (PicoIn.AHW & PAHW_SMS) ? make_local_pal_sms : make_local_pal_md;
- }
- void emu_video_mode_change(int start_line, int line_count, int start_col, int col_count)
- {
- int scalex = 320, scaley = 240;
- int ln_offs = 0;
- /* line doubling for swscaling, also needed for bg frames */
- if (currentConfig.vscaling == EOPT_SCALE_SW && line_count < 240) {
- ld_lines = ld_left = 2*line_count / (240 - line_count);
- PicoDrawSetCallbacks(EmuScanBegin16_ld, EmuScanEnd16_ld);
- }
- if (doing_bg_frame)
- return;
- osd_fps_x = OSD_FPS_X;
- osd_y = 232;
- /* set up hwscaling here */
- if (col_count < 320 && currentConfig.scaling == EOPT_SCALE_HW) {
- scalex = col_count;
- osd_fps_x = col_count - (320-OSD_FPS_X);
- }
- if (currentConfig.vscaling == EOPT_SCALE_HW) {
- ln_offs = start_line;
- scaley = line_count;
- osd_y = start_line + line_count - 8;
- }
- gp2x_video_RGB_setscaling(ln_offs, scalex, scaley);
- // clear whole screen in all buffers
- if (!is_16bit_mode())
- gp2x_memset_all_buffers(0, 0xe0, 320*240);
- else
- gp2x_memset_all_buffers(0, 0, 320*240*2);
- }
- void plat_video_toggle_renderer(int change, int is_menu_call)
- {
- change_renderer(change);
- if (is_menu_call)
- return;
- vid_reset_mode();
- rendstatus_old = -1;
- if (PicoIn.AHW & PAHW_32X)
- emu_status_msg(renderer_names32x[get_renderer()]);
- else
- emu_status_msg(renderer_names[get_renderer()]);
- }
- #if 0 // TODO
- static void RunEventsPico(unsigned int events)
- {
- int ret, px, py, lim_x;
- static int pdown_frames = 0;
- // for F200
- ret = gp2x_touchpad_read(&px, &py);
- if (ret >= 0)
- {
- if (ret > 35000)
- {
- if (pdown_frames++ > 5)
- PicoIn.pad[0] |= 0x20;
- pico_pen_x = px;
- pico_pen_y = py;
- if (!(Pico.video.reg[12]&1)) {
- pico_pen_x -= 32;
- if (pico_pen_x < 0) pico_pen_x = 0;
- if (pico_pen_x > 248) pico_pen_x = 248;
- }
- if (pico_pen_y > 224) pico_pen_y = 224;
- }
- else
- pdown_frames = 0;
- //if (ret == 0)
- // PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;
- }
- }
- #endif
- void plat_update_volume(int has_changed, int is_up)
- {
- static int prev_frame = 0, wait_frames = 0;
- int need_low_volume = 0;
- int vol = currentConfig.volume;
- gp2x_soc_t soc;
- soc = soc_detect();
- if ((PicoIn.opt & POPT_EN_STEREO) && soc == SOCID_MMSP2)
- need_low_volume = 1;
- if (has_changed)
- {
- if (need_low_volume && vol < 5 && prev_frame == Pico.m.frame_count - 1 && wait_frames < 12)
- wait_frames++;
- else {
- wait_frames = 0;
- plat_target_step_volume(¤tConfig.volume, is_up ? 1 : -1);
- vol = currentConfig.volume;
- }
- emu_status_msg("VOL: %02i", vol);
- prev_frame = Pico.m.frame_count;
- }
- if (!need_low_volume)
- return;
- /* set the right mixer func */
- if (vol >= 5)
- PsndMix_32_to_16l = mix_32_to_16l_stereo;
- else {
- mix_32_to_16l_level = 5 - vol;
- PsndMix_32_to_16l = mix_32_to_16l_stereo_lvl;
- }
- }
- void pemu_sound_start(void)
- {
- gp2x_soc_t soc;
- emu_sound_start();
- if (currentConfig.EmuOpt & EOPT_EN_SOUND)
- {
- soc = soc_detect();
- if (soc == SOCID_POLLUX) {
- PicoIn.sndRate = pollux_get_real_snd_rate(PicoIn.sndRate);
- PsndRerate(Pico.m.frame_count ? 1 : 0);
- }
- plat_target_step_volume(¤tConfig.volume, 0);
- }
- }
- static const int sound_rates[] = { 44100, 32000, 22050, 16000, 11025, 8000 };
- void pemu_sound_stop(void)
- {
- int i;
- /* get back from Pollux pain */
- PicoIn.sndRate += 1000;
- for (i = 0; i < ARRAY_SIZE(sound_rates); i++) {
- if (PicoIn.sndRate >= sound_rates[i]) {
- PicoIn.sndRate = sound_rates[i];
- break;
- }
- }
- }
- void pemu_forced_frame(int no_scale, int do_emu)
- {
- doing_bg_frame = 1;
- PicoDrawSetCallbacks(NULL, NULL);
- Pico.m.dirtyPal = 1;
- PicoIn.opt &= ~POPT_DIS_32C_BORDER;
- gp2x_current_bpp = 16;
- if (!no_scale)
- no_scale = currentConfig.scaling == EOPT_SCALE_NONE;
- emu_cmn_forced_frame(no_scale, do_emu, g_screen_ptr);
- g_menubg_src_ptr = g_screen_ptr;
- doing_bg_frame = 0;
- }
- void plat_debug_cat(char *str)
- {
- }
- void plat_video_loop_prepare(void)
- {
- // make sure we are in correct mode
- change_renderer(0);
- vid_reset_mode();
- rendstatus_old = -1;
- }
- void pemu_loop_prep(void)
- {
- if (gp2x_dev_id == GP2X_DEV_CAANOO)
- in_set_config_int(in_name_to_id("evdev:pollux-analog"),
- IN_CFG_ABS_DEAD_ZONE,
- currentConfig.analog_deadzone);
- // dirty buffers better go now than during gameplay
- sync();
- sleep(0);
- }
- void pemu_loop_end(void)
- {
- pemu_sound_stop();
- /* do one more frame for menu bg */
- pemu_forced_frame(0, 1);
- }
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