diff options
| -rw-r--r-- | backends/dc/Makefile | 2 | ||||
| -rw-r--r-- | backends/dc/time.cpp | 84 |
2 files changed, 85 insertions, 1 deletions
diff --git a/backends/dc/Makefile b/backends/dc/Makefile index a53f440b42..946a1ee169 100644 --- a/backends/dc/Makefile +++ b/backends/dc/Makefile @@ -19,7 +19,7 @@ RM = rm -f AR = sh-elf-ar cru RANLIB = sh-elf-ranlib -OBJS = dcmain.o display.o audio.o input.o selector.o icon.o \ +OBJS = dcmain.o time.o display.o audio.o input.o selector.o icon.o \ label.o vmsave.o include ../../Makefile.common diff --git a/backends/dc/time.cpp b/backends/dc/time.cpp new file mode 100644 index 0000000000..9892e0c621 --- /dev/null +++ b/backends/dc/time.cpp @@ -0,0 +1,84 @@ +/* ScummVM - Scumm Interpreter + * Dreamcast port + * Copyright (C) 2002 Marcus Comstedt + * + * 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 the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * $Header$ + * + */ + +#define RONIN_TIMER_ACCESS + +#include <common/scummsys.h> +#include <common/stdafx.h> +#include "dc.h" + + +uint32 OSystem_Dreamcast::get_msecs() +{ + static uint32 msecs=0; + static unsigned int t0=0; + + unsigned int t = Timer(); + unsigned int dm, dt = t - t0; + + t0 = t; + dm = (dt << 6)/3125U; + dt -= (dm * 3125U)>>6; + t0 -= dt; + + return msecs += dm; +} + +void OSystem_Dreamcast::delay_msecs(uint msecs) +{ + get_msecs(); + unsigned int t, start = Timer(); + int time = (((unsigned int)msecs)*100000U)>>11; + while(((int)((t = Timer())-start))<time) + checkSound(); + get_msecs(); +} + + +/* +void waitForTimer(Scumm *s, int time) +{ + if(time<0) + return; + unsigned int start = Timer(); + unsigned int devpoll = start+USEC_TO_TIMER(25000); + unsigned int t; + int oldmousex = s->mouse.x, oldmousey = s->mouse.y; + time = (((unsigned int)time)*100000U)>>11; + int mask = getimask(); + while(((int)((t = Timer())-start))<time) + if(((int)(t-devpoll))>0) { + setimask(15); + checkSound(); + handleInput(locked_get_pads(), s->mouse.x, s->mouse.y, + s->_leftBtnPressed, s->_rightBtnPressed, s->_keyPressed); + setimask(mask); + devpoll += USEC_TO_TIMER(17000); + if(s->mouse.x != oldmousex || s->mouse.y != oldmousey) { + extern void updateScreen(Scumm *s); + updateScreen(s); + oldmousex = s->mouse.x; + oldmousey = s->mouse.y; + } + } +} +*/ |