/* FCE Ultra - NES/Famicom Emulator
- *
- * Copyright notice for this file:
- * Copyright (C) 2002 Ben Parnell
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include <stdio.h>
#include <string.h>
-#include <stdlib.h>
#include <sys/time.h>
-#include <pthread.h>
#include "sdl.h"
-#include "../common/vidblit.h"
+//#include "../common/vidblit.h"
-#ifdef GP2X
#include "minimal.h"
-char* fps_str=NULL;
-#endif
extern int showfps;
-int stretch_offset=32;
-
-unsigned long framesRendered;
-unsigned long fps;
-unsigned long fps_samplecount=0;
-unsigned long total_fps=-1;
-unsigned long ticks;
-
-pthread_t gp2x_video_thread=0;
-uint8 * XBufHelper=NULL;
-
-
-#define _sline srendline
-#define _eline erendline
-
-#ifndef GP2X
-SDL_Surface *screen;
-#endif
-
-static int tlines;
-static int inited=0;
-
-static int exs,eys,eefx;
-#define NWIDTH (256-((eoptions&EO_CLIPSIDES)?16:0))
-#define NOFFSET (eoptions&EO_CLIPSIDES?8:0)
-
-
+static char fps_str[32];
+static int framesEmulated, framesRendered;
+int stretch_offset=32;
int paletterefresh;
-#ifdef GP2X
-static int screenSizeInBytes = 320 * 240;
-#endif
-#define FPS_COLOR 61
-
+#define FPS_COLOR 61
static unsigned char fontdata8x8[] =
{
int i,l,slen;
slen=strlen(text);
-
+
screen=screen+x+y*320;
-
- for (i=0;i<slen;i++)
+
+ for (i=0;i<slen;i++)
{
- for (l=0;l<8;l++)
+ for (l=0;l<8;l++)
{
-
+
screen[l*320+0]=(fontdata8x8[((text[i])*8)+l]&0x80)?color:screen[l*320+0];
screen[l*320+1]=(fontdata8x8[((text[i])*8)+l]&0x40)?color:screen[l*320+1];
screen[l*320+2]=(fontdata8x8[((text[i])*8)+l]&0x20)?color:screen[l*320+2];
}
screen+=8;
- }
+ }
}
-
-
void CleanSurface(void)
{
-#ifdef GP2X
- int c=4;
- while (c--)
-{
- memset (gp2x_screen8, 0x80, screenSizeInBytes);
- gp2x_video_flip();
- }
-
-#else
- uint32 x;
-
- x=screen->pitch*screen->h;
-
- if(SDL_MUSTLOCK(screen))
- SDL_LockSurface(screen);
-
- memset((uint8*)screen->pixels, 0x3F, x);
-
- if(SDL_MUSTLOCK(screen))
- SDL_UnlockSurface(screen);
-
- SDL_UpdateRect(screen, 0, 0, 0, 0);
-#endif
+ int c=4;
+ while (c--)
+ {
+ memset (gp2x_screen8, 0x80, 320*240);
+ gp2x_video_flip();
+ }
}
-
void KillVideo(void)
{
-#ifdef GP2X
- if (fps_str)
- free(fps_str);
- inited&=~1;
-
-
-#else
- if(inited&1)
- {
- SDL_QuitSubSystem(SDL_INIT_VIDEO);
- }
- inited=0;
-#endif
}
-int InitVideo(void)
-{
-#ifdef GP2X
-
-
- fps_str=malloc(3);
- fps_str[0]='5'; fps_str[1]='0'; fps_str[2]=0;
-
- CleanSurface();
-
-
- inited|=1;
-
- puts("Initialized GP2X VIDEO via minimal");
-
- srendline=0;
- erendline=239;
- return 1;
-
-
-#else
- const SDL_VideoInfo *vinf;
- int flags=0;
-
- #ifdef BROKEN
- if(_fullscreen && _fshack)
- setenv("SDL_VIDEODRIVER",_fshack,1);
- else
- {
- if(!_fshacksave)
- unsetenv("SDL_VIDEODRIVER");
- else
- setenv("SDL_VIDEODRIVER",_fshacksave,1);
- }
- #endif
- if(SDL_InitSubSystem(SDL_INIT_VIDEO)==-1)
- {
- puts(SDL_GetError());
- return(0);
- }
- inited|=1;
-
- SDL_ShowCursor(0);
- tlines=_eline-_sline+1;
-
- vinf=SDL_GetVideoInfo();
-
- if(vinf->hw_available)
- flags|=SDL_HWSURFACE;
-
- if(_fullscreen)
- flags|=SDL_FULLSCREEN;
- flags|=SDL_HWPALETTE;
-
- if(_fullscreen)
- {
- exs=_xscalefs;
- eys=_yscalefs;
- eefx=_efxfs;
- if(_xres<NWIDTH*exs || _yres<tlines*eys)
- {
- puts("xscale and/or yscale out of bounds.");
- KillVideo();
- return(0);
- }
- screen = SDL_SetVideoMode(_xres, _yres, 8, flags);
- }
- else
- {
- exs=_xscale;
- eys=_yscale;
- eefx=_efx;
- screen = SDL_SetVideoMode(NWIDTH*exs, tlines*eys, 8, flags);
- }
- if(!screen)
- {
- puts(SDL_GetError());
- KillVideo();
- return(0);
- }
- inited=1;
- CleanSurface();
-
- SDL_WM_SetCaption("FCE Ultra","FCE Ultra");
- paletterefresh=1;
- printf("srendline %d, erendline %d\n", srendline, erendline);
- return 1;
-#endif
-}
-void ToggleFS(void)
+int InitVideo(void)
{
-#ifndef GP2X
- KillVideo();
- _fullscreen=!_fullscreen;
-
- if(!InitVideo())
- {
- _fullscreen=!_fullscreen;
- if(!InitVideo())
- {
- puts("Gah, bailing out.");
- exit(1);
- }
- }
-#endif
-}
+ fps_str[0]=0;
+ CleanSurface();
-#ifndef GP2X
-static SDL_Color psdl[256];
+ puts("Initialized GP2X VIDEO via minimal");
-void FCEUD_SetPalette(uint8 index, uint8 r, uint8 g, uint8 b)
-{
-
- psdl[index].r=r;
- psdl[index].g=g;
- psdl[index].b=b;
-
- paletterefresh=1;
+ srendline=0;
+ erendline=239;
+ return 1;
}
-void FCEUD_GetPalette(uint8 index, uint8 *r, uint8 *g, uint8 *b)
-{
- *r=psdl[index].r;
- *g=psdl[index].g;
- *b=psdl[index].b;
-}
-static void RedoPalette(void)
+void ToggleFS(void)
{
- SDL_SetPalette(screen,SDL_PHYSPAL,psdl,0,256);
}
-#else
-
void FCEUD_SetPalette(uint8 index, uint8 r, uint8 g, uint8 b)
{
- gp2x_video_color8(index, r, g, b);
- gp2x_video_setpalette();
-
+ gp2x_video_color8(index, r, g, b);
+ gp2x_video_setpalette();
- paletterefresh = 1;
-}
-void FCEUD_GetPalette(uint8 index, uint8 * r, uint8 * g, uint8 * b)
-{
- *r = (uint8) gp2x_palette[(index << 1) + 1];
- *g = (uint8) (gp2x_palette[(index << 1) + 0] >> 8);
- *b = (uint8) gp2x_palette[(index << 1) + 0];
+ paletterefresh = 1;
}
-static void RedoPalette(void)
+
+void FCEUD_GetPalette(uint8 index, uint8 * r, uint8 * g, uint8 * b)
{
+ *r = (uint8) gp2x_palette[(index << 1) + 1];
+ *g = (uint8) (gp2x_palette[(index << 1) + 0] >> 8);
+ *b = (uint8) gp2x_palette[(index << 1) + 0];
}
-
-unsigned int gp2x_ticks_per_ms=7372800;
-int needfpsflip=1;
-#ifdef FRAMESKIP
-int skipval=16;
-int framecount=0;
-int numrepeats=0;
-int doskipping=0;
-#endif
-
-
-INLINE void printFps(uint8 *screen)
-{
- int y;
- int* destt;
-
- if (needfpsflip)
- {
- if (stretch_offset > 0)
- {
- y=240;
- while (y--)
- {
-
- int* dest=(int *) (screen+((y << 8) + (y << 6))+stretch_offset);
-
- destt=dest - 8;
- destt[0]=0x3F3F3F3F; destt[1]=0x3F3F3F3F; destt[2]=0x3F3F3F3F; destt[3]=0x3F3F3F3F;
- destt[4]=0x3F3F3F3F; destt[5]=0x3F3F3F3F; destt[6]=0x3F3F3F3F; destt[7]=0x3F3F3F3F;
-
- destt=dest + 64;
- destt[0]=0x3F3F3F3F; destt[1]=0x3F3F3F3F; destt[2]=0x3F3F3F3F; destt[3]=0x3F3F3F3F;
- destt[4]=0x3F3F3F3F; destt[5]=0x3F3F3F3F; destt[6]=0x3F3F3F3F; destt[7]=0x3F3F3F3F;
- }
- if (showfps)
- {
- gp2x_text(screen, 0, 0, fps_str, FPS_COLOR, 0);
- }
- }
-
- if (needfpsflip <= 3)
- {
- if (showfps)
- {
- gp2x_text(screen, 0, 0, fps_str, FPS_COLOR, 0);
- }
- needfpsflip++;
- }
- else
- {
- needfpsflip=0;
- }
- }
-#ifdef FRAMESKIP
- if ((fps < 59) && doskipping && ((framesRendered % skipval) == (skipval-1)))
- {
- FCEUI_FrameSkip(1);
- }
-#endif
- if ((framesRendered & 0x3F) != 0x3F)
- {
- return;
- }
-
- unsigned long currTime=gp2x_timer_read_ms();
- fps= (unsigned long)( framesRendered * 7372800 / (currTime - ticks));
- if (fps > 90)
- fps=90;
-
- if (fps > 30)
- {
- fps_samplecount++;
- total_fps+=fps;
- }
- if (stretch_offset && showfps)
- {
- sprintf(fps_str, "%d", (int)fps);
- needfpsflip=1;
- fps_str[2]=0;
- gp2x_text(screen, 0, 0, fps_str, stretch_offset, 0);
- }
-
-#ifdef FRAMESKIP
- if (fps < 59)
- {
- numrepeats++;
- if (numrepeats >= 4)
- {
- if (skipval > 4)
- {
- skipval-=2;
- }
- doskipping=1;
- printf("skipping every %dth frame, currfps=%d\n", skipval, fps);
- numrepeats=0;
- }
- }
- else
- {
- numrepeats=0;
- }
-#endif
- ticks = currTime;
- framesRendered = 0;
+static INLINE void printFps(uint8 *screen)
+{
+ struct timeval tv_now;
+ static int prevsec, needfpsflip = 0;
+
+ gettimeofday(&tv_now, 0);
+ if (prevsec != tv_now.tv_sec)
+ {
+ sprintf(fps_str, "%i/%i", framesRendered, framesEmulated);
+ framesEmulated = framesRendered = 0;
+ needfpsflip = 4;
+ prevsec = tv_now.tv_sec;
+ }
+
+ if (stretch_offset > 0)
+ {
+ if (needfpsflip)
+ {
+ int y, *destt = (int *) screen;
+ for (y = 240; y; y--)
+ {
+ *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F;
+ *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F;
+ destt += 64;
+
+ *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F;
+ *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F;
+ }
+ if (showfps)
+ {
+ fps_str[2] = 0;
+ gp2x_text(screen, 0, 0, fps_str, FPS_COLOR, 0);
+ gp2x_text(screen, 0, 10, fps_str+3, FPS_COLOR, 0);
+ }
+ needfpsflip--;
+ }
+ }
+ else
+ {
+ if (showfps)
+ {
+ gp2x_text(screen, 0, 0, fps_str, FPS_COLOR, 0);
+ }
+ }
}
-#endif
-
-
-
-
-
-
-
-
-
-void LockConsole(){}
-void UnlockConsole(){}
-
-
-#ifdef GP2X
-
void BlitScreen(uint8 * XBuf)
-{
-
- int x, y, yinc;
- if (!XBuf) return;
- XBufHelper=XBuf;
- framesRendered++;
- XBuf = XBuf ;
-
- y=240;
- yinc=272*(y-1);
- while (y--)
- {
- int* dest=(int *) (gp2x_screen8+((y << 8) + (y << 6))+stretch_offset);
-
- int* src=(int *) (XBuf+yinc);
- x=64;
- while (x--)
- {
- dest[x]=src[x];
- }
- yinc-=272;
- }
-
- if (paletterefresh)
- {
- gp2x_video_setpalette();
- paletterefresh = 0;
- }
-
- printFps(gp2x_screen8);
- gp2x_video_flip();
-}
-
-
-
-
-#else
-extern void SpeedThrottle();
-void BlitScreen(uint8 *XBuf)
{
- uint8 *dest;
- int xo=0,yo=0;
+ int x, y, yinc;
- SpeedThrottle();
+ framesEmulated++;
- if(paletterefresh)
- {
- RedoPalette();
- paletterefresh=0;
- }
+ if (!XBuf) return;
- XBuf+=_sline*272;
+ framesRendered++;
- if(SDL_MUSTLOCK(screen))
- SDL_LockSurface(screen);
+#if 1 // 48->54
+ y=240;
+ yinc=272*(y-1);
+ while (y--)
+ {
+ int* dest=(int *) (gp2x_screen8+((y << 8) + (y << 6))+stretch_offset);
- dest=screen->pixels;
-
- if(_fullscreen)
- {
- xo=(((screen->w-NWIDTH*exs))>>1);
- dest+=xo;
- if(screen->h>(tlines*eys))
- {
- yo=((screen->h-tlines*eys)>>1);
- dest+=yo*screen->pitch;
- }
- }
-
- Blit8To8(XBuf+NOFFSET,dest, NWIDTH, tlines, screen->pitch,exs,eys,eefx);
-
- if(SDL_MUSTLOCK(screen))
- SDL_UnlockSurface(screen);
-
- SDL_UpdateRect(screen, xo, yo, NWIDTH*exs, tlines*eys);
-
- if (0)
- {
- gp2x_text(NULL, 0, 0, NULL, 0, 0);
- }
+ int* src=(int *) (XBuf+yinc);
+ x=64;
+ while (x--)
+ {
+ dest[x]=src[x];
+ }
+ yinc-=272;
+ }
+
+ if (paletterefresh)
+ {
+ gp2x_video_setpalette();
+ paletterefresh = 0;
+ }
+#endif
+ printFps(gp2x_screen8);
+ gp2x_video_flip();
}
-uint32 PtoV(uint16 x, uint16 y)
-{
- if(_fullscreen)
- {
-
- }
- else
- {
- if(eoptions&EO_CLIPSIDES)
- x+=8;
- y+=srendline;
- }
- return(x|(y<<16));
-}
-#endif
+