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giz dblbuff, scanline mode

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@270 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-10-06 12:20:44 +00:00
parent 7eed09b34f
commit c77ca79e89
7 changed files with 63 additions and 34 deletions
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63
platform/gizmondo/emu.c
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@ -52,8 +52,8 @@ void emu_getMainDir(char *dst, int len)
static void emu_msg_cb(const char *msg)
{
if (giz_screen == NULL)
giz_screen = Framework2D_LockBuffer();
if (giz_screen != NULL) Framework2D_UnlockBuffer();
giz_screen = Framework2D_LockBuffer(1);
memset32((int *)((char *)giz_screen + 321*232*2), 0, 321*8*2/4);
emu_textOut16(4, 232, msg);
@ -61,12 +61,15 @@ static void emu_msg_cb(const char *msg)
/* assumption: emu_msg_cb gets called only when something slow is about to happen */
reset_timing = 1;
Framework2D_UnlockBuffer();
giz_screen = Framework2D_LockBuffer((currentConfig.EmuOpt&0x8000) ? 0 : 1);
}
static void emu_state_cb(const char *str)
void emu_stateCb(const char *str)
{
if (giz_screen == NULL)
giz_screen = Framework2D_LockBuffer();
if (giz_screen != NULL) Framework2D_UnlockBuffer();
giz_screen = Framework2D_LockBuffer(1);
clearArea(0);
blit("", str);
@ -157,7 +160,7 @@ static int EmuScan16(unsigned int num, void *sdata)
if (!(Pico.video.reg[1]&8)) num += 8;
DrawLineDest = (unsigned short *) giz_screen + 321*(num+1);
if ((currentConfig.EmuOpt&0x4000) && (num&1) == (Pico.m.frame_count&1))
if ((currentConfig.EmuOpt&0x4000) && (num&1) == 0) // (Pico.m.frame_count&1))
return 1; // skip next line
return 0;
@ -224,7 +227,7 @@ static void blit(const char *fps, const char *notice)
}
if (!(Pico.video.reg[12]&1)) lines_flags|=0x10000;
if (currentConfig.EmuOpt&0x4000)
lines_flags|=(Pico.m.frame_count&1)?0x20000:0x40000;
lines_flags|=0x40000; // (Pico.m.frame_count&1)?0x20000:0x40000;
vidCpy8to16((unsigned short *)giz_screen+321*8, PicoDraw2FB+328*8, localPal, lines_flags);
}
else if (!(emu_opt&0x80))
@ -252,7 +255,7 @@ static void blit(const char *fps, const char *notice)
lines_flags = (Pico.video.reg[1]&8) ? 240 : 224;
if (!(Pico.video.reg[12]&1)) lines_flags|=0x10000;
if (currentConfig.EmuOpt&0x4000)
lines_flags|=(Pico.m.frame_count&1)?0x20000:0x40000;
lines_flags|=0x40000; // (Pico.m.frame_count&1)?0x20000:0x40000;
vidCpy8to16((unsigned short *)giz_screen+321*8, PicoDraw2FB+328*8, localPal, lines_flags);
}
@ -270,14 +273,21 @@ static void blit(const char *fps, const char *notice)
static void clearArea(int full)
{
if (giz_screen == NULL)
giz_screen = Framework2D_LockBuffer();
giz_screen = Framework2D_LockBuffer(1);
if (full) memset32(giz_screen, 0, 320*240*2/4);
else memset32((int *)((char *)giz_screen + 321*232*2), 0, 321*8*2/4);
if (currentConfig.EmuOpt&0x8000) {
Framework2D_UnlockBuffer();
giz_screen = Framework2D_LockBuffer(0);
if (full) memset32(giz_screen, 0, 320*240*2/4);
else memset32((int *)((char *)giz_screen + 321*232*2), 0, 321*8*2/4);
}
}
static void vidResetMode(void)
{
giz_screen = Framework2D_LockBuffer();
giz_screen = Framework2D_LockBuffer(1);
if (PicoOpt&0x10) {
} else if (currentConfig.EmuOpt&0x80) {
@ -297,6 +307,11 @@ static void vidResetMode(void)
Pico.m.dirtyPal = 1;
memset32(giz_screen, 0, 321*240*2/4);
if (currentConfig.EmuOpt&0x8000) {
Framework2D_UnlockBuffer();
giz_screen = Framework2D_LockBuffer(0);
memset32(giz_screen, 0, 321*240*2/4);
}
Framework2D_UnlockBuffer();
giz_screen = NULL;
}
@ -339,6 +354,7 @@ static void SkipFrame(void)
PicoSkipFrame=0;
}
/* forced frame to front buffer */
void emu_forcedFrame(void)
{
int po_old = PicoOpt;
@ -349,7 +365,7 @@ void emu_forcedFrame(void)
currentConfig.EmuOpt |= 0x80;
if (giz_screen == NULL)
giz_screen = Framework2D_LockBuffer();
giz_screen = Framework2D_LockBuffer(1);
PicoDrawSetColorFormat(1);
PicoScan = EmuScan16;
@ -374,7 +390,7 @@ static void RunEvents(unsigned int which)
if (PsndOut != NULL)
FrameworkAudio_SetPause(1);
if (giz_screen == NULL)
giz_screen = Framework2D_LockBuffer();
giz_screen = Framework2D_LockBuffer(1);
if ( emu_checkSaveFile(state_slot) &&
(( (which & 0x1000) && (currentConfig.EmuOpt & 0x800)) || // load
(!(which & 0x1000) && (currentConfig.EmuOpt & 0x200))) ) // save
@ -392,7 +408,7 @@ static void RunEvents(unsigned int which)
if (do_it)
{
osd_text(4, 232, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");
PicoStateProgressCB = emu_state_cb;
PicoStateProgressCB = emu_stateCb;
emu_SaveLoadGame((which & 0x1000) >> 12, 0);
PicoStateProgressCB = NULL;
Sleep(0);
@ -487,7 +503,7 @@ static void updateKeys(void)
if (vol > 0) vol--;
}
FrameworkAudio_SetVolume(vol, vol);
sprintf(noticeMsg, "VOL: %02i", vol);
sprintf(noticeMsg, "VOL: %02i ", vol);
noticeMsgTime = GetTickCount();
currentConfig.volume = vol;
}
@ -735,18 +751,17 @@ void emu_Loop(void)
updateKeys();
if (giz_screen == NULL && (currentConfig.EmuOpt&0x80))
giz_screen = Framework2D_LockBuffer();
if (currentConfig.EmuOpt&0x80)
/* be sure correct framebuffer is locked */
giz_screen = Framework2D_LockBuffer((currentConfig.EmuOpt&0x8000) ? 0 : 1);
if (!(PicoOpt&0x10))
PicoScan((unsigned) -1, NULL);
PicoFrame();
if (currentConfig.EmuOpt&0x2000)
Framework2D_WaitVSync();
if (giz_screen == NULL)
giz_screen = Framework2D_LockBuffer();
giz_screen = Framework2D_LockBuffer((currentConfig.EmuOpt&0x8000) ? 0 : 1);
blit(fpsbuff, notice);
@ -755,6 +770,12 @@ void emu_Loop(void)
giz_screen = NULL;
}
if (currentConfig.EmuOpt&0x2000)
Framework2D_WaitVSync();
if (currentConfig.EmuOpt&0x8000)
Framework2D_Flip();
// check time
tval = GetTickCount();
tval_diff = (int)(tval - tval_thissec) << 8;
@ -784,7 +805,7 @@ void emu_Loop(void)
// save SRAM
if ((currentConfig.EmuOpt & 1) && SRam.changed) {
emu_state_cb("Writing SRAM/BRAM..");
emu_stateCb("Writing SRAM/BRAM..");
emu_SaveLoadGame(0, 1);
SRam.changed = 0;
}