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@@ -2,33 +2,75 @@
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#include <sys/types.h>
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#include <sys/syslimits.h> // PATH_MAX
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+#include <pspthreadman.h>
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+
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+#include "psp.h"
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+#include "menu.h"
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+#include "emu.h"
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+#include "../common/emu.h"
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+#include "../common/lprintf.h"
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#include "../../Pico/PicoInt.h"
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+#ifdef BENCHMARK
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+#define OSD_FPS_X 220
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+#else
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+#define OSD_FPS_X 260
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+#endif
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+
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+// vram usage map:
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+// 000000-044000 fb0
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+// 044000-088000 fb1
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+// 088000-0ae000 texture0
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+// 0ae000-0d4000 texture1
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+
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char romFileName[PATH_MAX];
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-unsigned char *PicoDraw2FB; // temporary buffer for alt renderer ( (8+320)*(8+240+8) )
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+static unsigned char picoD2FB[(8+320)*(8+240+8)];
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+unsigned char *PicoDraw2FB = picoD2FB; // temporary buffer for alt renderer ( (8+320)*(8+240+8) )
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int engineState;
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+static int combo_keys = 0, combo_acts = 0; // keys and actions which need button combos
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+static unsigned int noticeMsgTime = 0;
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+int reset_timing = 0; // do we need this?
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+
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+
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+static void blit(const char *fps, const char *notice);
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+static void clearArea(int full);
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void emu_noticeMsgUpdated(void)
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{
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+ noticeMsgTime = sceKernelGetSystemTimeLow();
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}
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void emu_getMainDir(char *dst, int len)
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{
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+ if (len > 0) *dst = 0;
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}
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-void emu_stateCb(const char *str)
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+static void emu_msg_cb(const char *msg)
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{
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+ void *fb = psp_video_get_active_fb();
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+
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+ memset32((int *)((char *)fb + 512*264*2), 0, 512*8*2/4);
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+ emu_textOut16(4, 264, msg);
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+ noticeMsgTime = sceKernelGetSystemTimeLow() - 2000000;
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+
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+ /* assumption: emu_msg_cb gets called only when something slow is about to happen */
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+ reset_timing = 1;
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}
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-void emu_setDefaultConfig(void)
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+void emu_stateCb(const char *str)
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{
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+ clearArea(0);
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+ blit("", str);
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}
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-void emu_forcedFrame(void)
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+static void emu_msg_tray_open(void)
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{
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+ strcpy(noticeMsg, "CD tray opened");
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+ noticeMsgTime = sceKernelGetSystemTimeLow();
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}
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+
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void emu_Init(void)
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{
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// make dirs for saves, cfgs, etc.
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@@ -38,15 +80,15 @@ void emu_Init(void)
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mkdir("cfg", 0777);
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PicoInit();
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-// PicoMessage = emu_msg_cb;
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-// PicoMCDopenTray = emu_msg_tray_open;
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-// PicoMCDcloseTray = menu_loop_tray;
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+ PicoMessage = emu_msg_cb;
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+ PicoMCDopenTray = emu_msg_tray_open;
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+ PicoMCDcloseTray = menu_loop_tray;
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}
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void emu_Deinit(void)
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{
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// save SRAM
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-/* if ((currentConfig.EmuOpt & 1) && SRam.changed) {
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+ if ((currentConfig.EmuOpt & 1) && SRam.changed) {
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emu_SaveLoadGame(0, 1);
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SRam.changed = 0;
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}
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@@ -64,13 +106,595 @@ void emu_Deinit(void)
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fclose(f);
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}
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}
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-*/
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+
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PicoExit();
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}
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+void emu_setDefaultConfig(void)
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+{
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+ memset(¤tConfig, 0, sizeof(currentConfig));
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+ currentConfig.lastRomFile[0] = 0;
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+ currentConfig.EmuOpt = 0x1f | 0x680; // | confirm_save, cd_leds, 16bit rend
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+ currentConfig.PicoOpt = 0x07 | 0xc00; // | cd_pcm, cd_cdda
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+ currentConfig.PsndRate = 22050;
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+ currentConfig.PicoRegion = 0; // auto
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+ currentConfig.PicoAutoRgnOrder = 0x184; // US, EU, JP
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+ currentConfig.Frameskip = -1; // auto
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+ currentConfig.volume = 50;
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+ currentConfig.KeyBinds[ 4] = 1<<0; // SACB RLDU
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+ currentConfig.KeyBinds[ 6] = 1<<1;
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+ currentConfig.KeyBinds[ 7] = 1<<2;
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+ currentConfig.KeyBinds[ 5] = 1<<3;
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+ currentConfig.KeyBinds[14] = 1<<4;
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+ currentConfig.KeyBinds[13] = 1<<5;
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+ currentConfig.KeyBinds[15] = 1<<6;
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+ currentConfig.KeyBinds[ 3] = 1<<7;
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+ currentConfig.KeyBinds[23] = 1<<26; // switch rend
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+ currentConfig.KeyBinds[ 8] = 1<<27; // save state
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+ currentConfig.KeyBinds[ 9] = 1<<28; // load state
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+ currentConfig.PicoCDBuffers = 0;
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+ currentConfig.scaling = 0;
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+}
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+
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+
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+static int EmuScan16(unsigned int num, void *sdata)
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+{
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+ if (!(Pico.video.reg[1]&8)) num += 8;
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+ DrawLineDest = (unsigned short *) psp_screen + 512*(num+1);
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+
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+ return 0;
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+}
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+
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+static int EmuScan8(unsigned int num, void *sdata)
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+{
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+ // draw like the fast renderer
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+ // TODO?
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+ //if (!(Pico.video.reg[1]&8)) num += 8;
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+ //HighCol = gfx_buffer + 328*(num+1);
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+
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+ return 0;
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+}
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+
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+static void osd_text(int x, const char *text)
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+{
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+ int len = strlen(text) * 8 / 2;
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+ int *p, h;
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+ for (h = 0; h < 8; h++) {
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+ p = (int *) ((unsigned short *) psp_screen+x+512*(264+h));
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+ p = (int *) ((int)p & ~3); // align
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+ memset32(p, 0, len);
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+ }
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+ emu_textOut16(x, 264, text);
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+}
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+
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+
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+static void cd_leds(void)
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+{
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+ static int old_reg = 0;
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+ unsigned int col_g, col_r, *p;
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+
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+ if (!((Pico_mcd->s68k_regs[0] ^ old_reg) & 3)) return; // no change
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+ old_reg = Pico_mcd->s68k_regs[0];
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+
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+ p = (unsigned int *)((short *)psp_screen + 512*2+4+2);
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+ col_g = (old_reg & 2) ? 0x06000600 : 0;
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+ col_r = (old_reg & 1) ? 0xc000c000 : 0;
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+ *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 512/2 - 12/2;
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+ *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 512/2 - 12/2;
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+ *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r;
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+}
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+
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+
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+static short localPal[0x100];
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+
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+static void blit(const char *fps, const char *notice)
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+{
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+ int emu_opt = currentConfig.EmuOpt;
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+
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+#if 0
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+ if (PicoOpt&0x10)
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+ {
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+ int lines_flags = 224;
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+ // 8bit fast renderer
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+ if (Pico.m.dirtyPal) {
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+ Pico.m.dirtyPal = 0;
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+ vidConvCpyRGB565(localPal, Pico.cram, 0x40);
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+ }
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+ if (!(Pico.video.reg[12]&1)) lines_flags|=0x10000;
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+ if (currentConfig.EmuOpt&0x4000)
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+ lines_flags|=0x40000; // (Pico.m.frame_count&1)?0x20000:0x40000;
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+ vidCpy8to16((unsigned short *)giz_screen+321*8, PicoDraw2FB+328*8, localPal, lines_flags);
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+ }
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+ else if (!(emu_opt&0x80))
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+ {
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+ int lines_flags;
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+ // 8bit accurate renderer
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+ if (Pico.m.dirtyPal) {
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+ Pico.m.dirtyPal = 0;
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+ vidConvCpyRGB565(localPal, Pico.cram, 0x40);
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+ if (Pico.video.reg[0xC]&8) { // shadow/hilight mode
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+ //vidConvCpyRGB32sh(localPal+0x40, Pico.cram, 0x40);
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+ //vidConvCpyRGB32hi(localPal+0x80, Pico.cram, 0x40); // TODO?
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+ blockcpy(localPal+0xc0, localPal+0x40, 0x40*2);
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+ localPal[0xc0] = 0x0600;
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+ localPal[0xd0] = 0xc000;
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+ localPal[0xe0] = 0x0000; // reserved pixels for OSD
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+ localPal[0xf0] = 0xffff;
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+ }
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+ /* no support
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+ else if (rendstatus & 0x20) { // mid-frame palette changes
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+ vidConvCpyRGB565(localPal+0x40, HighPal, 0x40);
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+ vidConvCpyRGB565(localPal+0x80, HighPal+0x40, 0x40);
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+ } */
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+ }
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+ lines_flags = (Pico.video.reg[1]&8) ? 240 : 224;
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+ if (!(Pico.video.reg[12]&1)) lines_flags|=0x10000;
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+ if (currentConfig.EmuOpt&0x4000)
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+ lines_flags|=0x40000; // (Pico.m.frame_count&1)?0x20000:0x40000;
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+ vidCpy8to16((unsigned short *)giz_screen+321*8, PicoDraw2FB+328*8, localPal, lines_flags);
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+ }
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+#endif
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+
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+ if (notice || (emu_opt & 2)) {
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+ if (notice) osd_text(4, notice);
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+ if (emu_opt & 2) osd_text(OSD_FPS_X, fps);
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+ }
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+
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+ if ((emu_opt & 0x400) && (PicoMCD & 1))
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+ cd_leds();
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+
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+ psp_video_flip(0);
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+}
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+
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+// clears whole screen or just the notice area (in all buffers)
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+static void clearArea(int full)
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+{
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+ if (full) {
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+ memset32(psp_screen, 0, 512*272*2/4);
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+ psp_video_flip(0);
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+ memset32(psp_screen, 0, 512*272*2/4);
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+ } else {
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+ void *fb = psp_video_get_active_fb();
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+ memset32((int *)((char *)psp_screen + 512*264*2), 0, 512*8*2/4);
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+ memset32((int *)((char *)fb + 512*264*2), 0, 512*8*2/4);
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+ }
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+}
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+
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+static void vidResetMode(void)
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+{
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+ if (PicoOpt&0x10) {
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+ } else if (currentConfig.EmuOpt&0x80) {
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+ PicoDrawSetColorFormat(1);
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+ PicoScan = EmuScan16;
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+ } else {
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+ PicoDrawSetColorFormat(-1);
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+ PicoScan = EmuScan8;
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+ }
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+ if ((PicoOpt&0x10) || !(currentConfig.EmuOpt&0x80)) {
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+ // setup pal for 8-bit modes
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+ localPal[0xc0] = 0x0600;
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+ localPal[0xd0] = 0xc000;
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+ localPal[0xe0] = 0x0000; // reserved pixels for OSD
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+ localPal[0xf0] = 0xffff;
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+ }
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+ Pico.m.dirtyPal = 1;
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+
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+ clearArea(1);
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+}
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+
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+static void updateSound(int len)
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+{
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+ if (PicoOpt&8) len<<=1;
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+
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+ // TODO..
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+}
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+
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+
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+static void SkipFrame(void)
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+{
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+ PicoSkipFrame=1;
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+ PicoFrame();
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+ PicoSkipFrame=0;
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+}
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+
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+void emu_forcedFrame(void)
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+{
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+ int po_old = PicoOpt;
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+ int eo_old = currentConfig.EmuOpt;
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+
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+ PicoOpt &= ~0x0010;
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+ PicoOpt |= 0x4080; // soft_scale | acc_sprites
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+ currentConfig.EmuOpt |= 0x80;
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+
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+ PicoDrawSetColorFormat(1);
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+ PicoScan = EmuScan16;
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+ PicoScan((unsigned) -1, NULL);
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+ Pico.m.dirtyPal = 1;
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+ PicoFrameDrawOnly();
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+
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+ PicoOpt = po_old;
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+ currentConfig.EmuOpt = eo_old;
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+}
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+
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+
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+static void RunEvents(unsigned int which)
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+{
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+ if (which & 0x1800) // save or load (but not both)
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+ {
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+ int do_it = 1;
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+
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+ if ( emu_checkSaveFile(state_slot) &&
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+ (( (which & 0x1000) && (currentConfig.EmuOpt & 0x800)) || // load
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+ (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200))) ) // save
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+ {
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+ int keys;
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+ blit("", (which & 0x1000) ? "LOAD STATE? (X=yes, O=no)" : "OVERWRITE SAVE? (X=yes, O=no)");
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+ while( !((keys = psp_pad_read(1)) & (BTN_X|BTN_CIRCLE)) )
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+ psp_msleep(50);
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+ if (keys & BTN_CIRCLE) do_it = 0;
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+ while( ((keys = psp_pad_read(1)) & (BTN_X|BTN_CIRCLE)) ) // wait for release
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+ psp_msleep(50);
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+ clearArea(0);
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+ }
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+
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+ if (do_it)
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+ {
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+ osd_text(4, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");
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+ PicoStateProgressCB = emu_stateCb;
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+ emu_SaveLoadGame((which & 0x1000) >> 12, 0);
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+ PicoStateProgressCB = NULL;
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+ psp_msleep(0);
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+ }
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+
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+ reset_timing = 1;
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+ }
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+ if (which & 0x0400) // switch renderer
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+ {
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+ if (PicoOpt&0x10) { PicoOpt&=~0x10; currentConfig.EmuOpt |= 0x80; }
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+ else { PicoOpt|= 0x10; currentConfig.EmuOpt &= ~0x80; }
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+
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+ vidResetMode();
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+
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+ if (PicoOpt&0x10) {
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+ strcpy(noticeMsg, " 8bit fast renderer");
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+ } else if (currentConfig.EmuOpt&0x80) {
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+ strcpy(noticeMsg, "16bit accurate renderer");
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+ } else {
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+ strcpy(noticeMsg, " 8bit accurate renderer");
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+ }
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+
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+ noticeMsgTime = sceKernelGetSystemTimeLow();
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+ }
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+ if (which & 0x0300)
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+ {
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+ if(which&0x0200) {
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+ state_slot -= 1;
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+ if(state_slot < 0) state_slot = 9;
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+ } else {
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+ state_slot += 1;
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+ if(state_slot > 9) state_slot = 0;
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+ }
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+ sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_checkSaveFile(state_slot) ? "USED" : "FREE");
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+ noticeMsgTime = sceKernelGetSystemTimeLow();
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+ }
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+}
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+
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+static void updateKeys(void)
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+{
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+ unsigned int keys, allActions[2] = { 0, 0 }, events;
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+ static unsigned int prevEvents = 0;
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+ int i;
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+
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+ keys = psp_pad_read(0);
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+ if (keys & BTN_SELECT)
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+ engineState = PGS_Menu;
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+
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+ keys &= CONFIGURABLE_KEYS;
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+
|
|
|
+ for (i = 0; i < 32; i++)
|
|
|
+ {
|
|
|
+ if (keys & (1 << i))
|
|
|
+ {
|
|
|
+ int pl, acts = currentConfig.KeyBinds[i];
|
|
|
+ if (!acts) continue;
|
|
|
+ pl = (acts >> 16) & 1;
|
|
|
+ if (combo_keys & (1 << i))
|
|
|
+ {
|
|
|
+ int u = i+1, acts_c = acts & combo_acts;
|
|
|
+ // let's try to find the other one
|
|
|
+ if (acts_c)
|
|
|
+ for (; u < 32; u++)
|
|
|
+ if ( (currentConfig.KeyBinds[u] & acts_c) && (keys & (1 << u)) ) {
|
|
|
+ allActions[pl] |= acts_c;
|
|
|
+ keys &= ~((1 << i) | (1 << u));
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ // add non-combo actions if combo ones were not found
|
|
|
+ if (!acts_c || u == 32)
|
|
|
+ allActions[pl] |= acts & ~combo_acts;
|
|
|
+ } else {
|
|
|
+ allActions[pl] |= acts;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ PicoPad[0] = (unsigned short) allActions[0];
|
|
|
+ PicoPad[1] = (unsigned short) allActions[1];
|
|
|
+
|
|
|
+ events = (allActions[0] | allActions[1]) >> 16;
|
|
|
+
|
|
|
+ // volume is treated in special way and triggered every frame
|
|
|
+ if ((events & 0x6000) && PsndOut != NULL)
|
|
|
+ {
|
|
|
+ int vol = currentConfig.volume;
|
|
|
+ if (events & 0x2000) {
|
|
|
+ if (vol < 100) vol++;
|
|
|
+ } else {
|
|
|
+ if (vol > 0) vol--;
|
|
|
+ }
|
|
|
+ // FrameworkAudio_SetVolume(vol, vol); // TODO
|
|
|
+ sprintf(noticeMsg, "VOL: %02i ", vol);
|
|
|
+ noticeMsgTime = sceKernelGetSystemTimeLow();
|
|
|
+ currentConfig.volume = vol;
|
|
|
+ }
|
|
|
+
|
|
|
+ events &= ~prevEvents;
|
|
|
+ if (events) RunEvents(events);
|
|
|
+ if (movie_data) emu_updateMovie();
|
|
|
+
|
|
|
+ prevEvents = (allActions[0] | allActions[1]) >> 16;
|
|
|
+}
|
|
|
+
|
|
|
+static void find_combos(void)
|
|
|
+{
|
|
|
+ int act, u;
|
|
|
+
|
|
|
+ // find out which keys and actions are combos
|
|
|
+ combo_keys = combo_acts = 0;
|
|
|
+ for (act = 0; act < 32; act++)
|
|
|
+ {
|
|
|
+ int keyc = 0;
|
|
|
+ if (act == 16 || act == 17) continue; // player2 flag
|
|
|
+ for (u = 0; u < 32; u++)
|
|
|
+ {
|
|
|
+ if (currentConfig.KeyBinds[u] & (1 << act)) keyc++;
|
|
|
+ }
|
|
|
+ if (keyc > 1)
|
|
|
+ {
|
|
|
+ // loop again and mark those keys and actions as combo
|
|
|
+ for (u = 0; u < 32; u++)
|
|
|
+ {
|
|
|
+ if (currentConfig.KeyBinds[u] & (1 << act)) {
|
|
|
+ combo_keys |= 1 << u;
|
|
|
+ combo_acts |= 1 << act;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+static void simpleWait(unsigned int until)
|
|
|
+{
|
|
|
+ unsigned int tval;
|
|
|
+ int diff;
|
|
|
+
|
|
|
+ tval = sceKernelGetSystemTimeLow();
|
|
|
+ diff = (int)until - (int)tval;
|
|
|
+ if (diff >= 512 && diff < 100*1024)
|
|
|
+ sceKernelDelayThread(diff);
|
|
|
+}
|
|
|
+
|
|
|
+void emu_Loop(void)
|
|
|
+{
|
|
|
+ //static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;
|
|
|
+ char fpsbuff[24]; // fps count c string
|
|
|
+ unsigned int tval, tval_prev = 0, tval_thissec = 0; // timing
|
|
|
+ int frames_done = 0, frames_shown = 0, oldmodes = 0;
|
|
|
+ int target_fps, target_frametime, lim_time, tval_diff, i;
|
|
|
+ char *notice = NULL;
|
|
|
+
|
|
|
+ lprintf("entered emu_Loop()\n");
|
|
|
+
|
|
|
+ fpsbuff[0] = 0;
|
|
|
+
|
|
|
+ // make sure we are in correct mode
|
|
|
+ vidResetMode();
|
|
|
+ Pico.m.dirtyPal = 1;
|
|
|
+ oldmodes = ((Pico.video.reg[12]&1)<<2) ^ 0xc;
|
|
|
+ find_combos();
|
|
|
+
|
|
|
+ // pal/ntsc might have changed, reset related stuff
|
|
|
+ target_fps = Pico.m.pal ? 50 : 60;
|
|
|
+ target_frametime = Pico.m.pal ? (1000000<<8)/50 : (1000000<<8)/60+1;
|
|
|
+ reset_timing = 1;
|
|
|
+
|
|
|
+ // prepare CD buffer
|
|
|
+ if (PicoMCD & 1) PicoCDBufferInit();
|
|
|
+
|
|
|
+ // prepare sound stuff
|
|
|
+ PsndOut = NULL;
|
|
|
+#if 0 // TODO
|
|
|
+ if (currentConfig.EmuOpt & 4)
|
|
|
+ {
|
|
|
+ int ret, snd_excess_add, stereo;
|
|
|
+ if (PsndRate != PsndRate_old || (PicoOpt&0x0b) != (PicoOpt_old&0x0b) || Pico.m.pal != pal_old) {
|
|
|
+ sound_rerate(Pico.m.frame_count ? 1 : 0);
|
|
|
+ }
|
|
|
+ stereo=(PicoOpt&8)>>3;
|
|
|
+ snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;
|
|
|
+ snd_cbuf_samples = (PsndRate<<stereo) * 16 / target_fps;
|
|
|
+ lprintf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",
|
|
|
+ PsndRate, PsndLen, snd_excess_add, stereo, Pico.m.pal);
|
|
|
+ ret = FrameworkAudio_Init(PsndRate, snd_cbuf_samples, stereo);
|
|
|
+ if (ret != 0) {
|
|
|
+ lprintf("FrameworkAudio_Init() failed: %i\n", ret);
|
|
|
+ sprintf(noticeMsg, "sound init failed (%i), snd disabled", ret);
|
|
|
+ noticeMsgTime = sceKernelGetSystemTimeLow();
|
|
|
+ currentConfig.EmuOpt &= ~4;
|
|
|
+ } else {
|
|
|
+ FrameworkAudio_SetVolume(currentConfig.volume, currentConfig.volume);
|
|
|
+ PicoWriteSound = updateSound;
|
|
|
+ snd_cbuff = FrameworkAudio_56448Buffer();
|
|
|
+ PsndOut = snd_cbuff + snd_cbuf_samples / 2; // start writing at the middle
|
|
|
+ snd_all_samples = 0;
|
|
|
+ PsndRate_old = PsndRate;
|
|
|
+ PicoOpt_old = PicoOpt;
|
|
|
+ pal_old = Pico.m.pal;
|
|
|
+ }
|
|
|
+ }
|
|
|
+#endif
|
|
|
+
|
|
|
+ // loop?
|
|
|
+ while (engineState == PGS_Running)
|
|
|
+ {
|
|
|
+ int modes;
|
|
|
+
|
|
|
+ tval = sceKernelGetSystemTimeLow();
|
|
|
+ if (reset_timing || tval < tval_prev) {
|
|
|
+ //stdbg("timing reset");
|
|
|
+ reset_timing = 0;
|
|
|
+ tval_thissec = tval;
|
|
|
+ frames_shown = frames_done = 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ // show notice message?
|
|
|
+ if (noticeMsgTime) {
|
|
|
+ static int noticeMsgSum;
|
|
|
+ if (tval - noticeMsgTime > 2000000) { // > 2.0 sec
|
|
|
+ noticeMsgTime = 0;
|
|
|
+ clearArea(0);
|
|
|
+ notice = 0;
|
|
|
+ } else {
|
|
|
+ int sum = noticeMsg[0]+noticeMsg[1]+noticeMsg[2];
|
|
|
+ if (sum != noticeMsgSum) { clearArea(0); noticeMsgSum = sum; }
|
|
|
+ notice = noticeMsg;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // check for mode changes
|
|
|
+ modes = ((Pico.video.reg[12]&1)<<2)|(Pico.video.reg[1]&8);
|
|
|
+ if (modes != oldmodes) {
|
|
|
+ oldmodes = modes;
|
|
|
+ clearArea(1);
|
|
|
+ }
|
|
|
+
|
|
|
+ // second passed?
|
|
|
+ if (tval - tval_thissec >= 1000000)
|
|
|
+ {
|
|
|
+#ifdef BENCHMARK
|
|
|
+ static int bench = 0, bench_fps = 0, bench_fps_s = 0, bfp = 0, bf[4];
|
|
|
+ if(++bench == 10) {
|
|
|
+ bench = 0;
|
|
|
+ bench_fps_s = bench_fps;
|
|
|
+ bf[bfp++ & 3] = bench_fps;
|
|
|
+ bench_fps = 0;
|
|
|
+ }
|
|
|
+ bench_fps += frames_shown;
|
|
|
+ sprintf(fpsbuff, "%02i/%02i/%02i", frames_shown, bench_fps_s, (bf[0]+bf[1]+bf[2]+bf[3])>>2);
|
|
|
+#else
|
|
|
+ if(currentConfig.EmuOpt & 2)
|
|
|
+ sprintf(fpsbuff, "%02i/%02i", frames_shown, frames_done);
|
|
|
+#endif
|
|
|
+ tval_thissec += 1000000;
|
|
|
+
|
|
|
+ if (currentConfig.Frameskip < 0) {
|
|
|
+ frames_done -= target_fps; if (frames_done < 0) frames_done = 0;
|
|
|
+ frames_shown -= target_fps; if (frames_shown < 0) frames_shown = 0;
|
|
|
+ if (frames_shown > frames_done) frames_shown = frames_done;
|
|
|
+ } else {
|
|
|
+ frames_done = frames_shown = 0;
|
|
|
+ }
|
|
|
+ }
|
|
|
+#ifdef PFRAMES
|
|
|
+ sprintf(fpsbuff, "%i", Pico.m.frame_count);
|
|
|
+#endif
|
|
|
+
|
|
|
+ tval_prev = tval;
|
|
|
+ lim_time = (frames_done+1) * target_frametime;
|
|
|
+ if (currentConfig.Frameskip >= 0) // frameskip enabled
|
|
|
+ {
|
|
|
+ for (i = 0; i < currentConfig.Frameskip; i++) {
|
|
|
+ updateKeys();
|
|
|
+ SkipFrame(); frames_done++;
|
|
|
+ if (PsndOut) { // do framelimitting if sound is enabled
|
|
|
+ int tval_diff;
|
|
|
+ tval = sceKernelGetSystemTimeLow();
|
|
|
+ tval_diff = (int)(tval - tval_thissec) << 8;
|
|
|
+ if (tval_diff < lim_time) // we are too fast
|
|
|
+ simpleWait(tval + ((lim_time - tval_diff)>>8));
|
|
|
+ }
|
|
|
+ lim_time += target_frametime;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else // auto frameskip
|
|
|
+ {
|
|
|
+ int tval_diff;
|
|
|
+ tval = sceKernelGetSystemTimeLow();
|
|
|
+ tval_diff = (int)(tval - tval_thissec) << 8;
|
|
|
+ if (tval_diff > lim_time)
|
|
|
+ {
|
|
|
+ // no time left for this frame - skip
|
|
|
+ if (tval_diff - lim_time >= (300000<<8)) {
|
|
|
+ /* something caused a slowdown for us (disk access? cache flush?)
|
|
|
+ * try to recover by resetting timing... */
|
|
|
+ reset_timing = 1;
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ updateKeys();
|
|
|
+ SkipFrame(); frames_done++;
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ updateKeys();
|
|
|
+
|
|
|
+ if (!(PicoOpt&0x10))
|
|
|
+ PicoScan((unsigned) -1, NULL);
|
|
|
+
|
|
|
+ PicoFrame();
|
|
|
+
|
|
|
+ blit(fpsbuff, notice);
|
|
|
+
|
|
|
+ // check time
|
|
|
+ tval = sceKernelGetSystemTimeLow();
|
|
|
+ tval_diff = (int)(tval - tval_thissec) << 8;
|
|
|
+
|
|
|
+ if (currentConfig.Frameskip < 0 && tval_diff - lim_time >= (300000<<8)) // slowdown detection
|
|
|
+ reset_timing = 1;
|
|
|
+ else if (PsndOut != NULL || currentConfig.Frameskip < 0)
|
|
|
+ {
|
|
|
+ // sleep if we are still too fast
|
|
|
+ if (tval_diff < lim_time)
|
|
|
+ {
|
|
|
+ // we are too fast
|
|
|
+ simpleWait(tval + ((lim_time - tval_diff) >> 8));
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ frames_done++; frames_shown++;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ if (PicoMCD & 1) PicoCDBufferFree();
|
|
|
+/*
|
|
|
+ if (PsndOut != NULL) {
|
|
|
+ PsndOut = snd_cbuff = NULL;
|
|
|
+ FrameworkAudio_Close();
|
|
|
+ }
|
|
|
+*/
|
|
|
+ // save SRAM
|
|
|
+ if ((currentConfig.EmuOpt & 1) && SRam.changed) {
|
|
|
+ emu_stateCb("Writing SRAM/BRAM..");
|
|
|
+ emu_SaveLoadGame(0, 1);
|
|
|
+ SRam.changed = 0;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
void emu_ResetGame(void)
|
|
|
{
|
|
|
PicoReset(0);
|
|
|
- //reset_timing = 1;
|
|
|
+ reset_timing = 1;
|
|
|
}
|
|
|
|