mirror of
https://git.code.sf.net/p/quake/newtree
synced 2024-11-24 21:12:27 +00:00
Linux frame buffer support from Ryan Nielsen <ran@gondolin.fortyoz.org> (thank
you). While not yet fully functional, it compiles and runs to the point of failing to find a mode (probably my fault, that:), but there's no mouse support yet and the keyboard input isn't playable.
This commit is contained in:
Bill Currie
parent
17e9aa044b
commit
ff12a738b5
10 changed files with 2374 additions and 6 deletions
27
configure.in
27
configure.in
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@ -54,6 +54,11 @@ AC_PROG_CC
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AC_PROG_CPP
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AC_PROG_LN_S
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AC_PROG_RANLIB
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AM_PROG_LEX
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AC_PROG_YACC
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AC_CHECK_LIB(l, main, LEXLIB="-ll", AC_CHECK_LIB(fl, main, LEXLIB="-lfl"))
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AC_SUBST(LEXLIB)
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set $CC
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if test "$1" = gcc; then
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@ -376,6 +381,17 @@ AC_SUBST(HAVE_GGI)
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AC_SUBST(GGI_CFLAGS)
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AC_SUBST(GGI_LIBS)
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dnl Checks for Linux FBDev support
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AC_ARG_WITH(fbdev,
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[ --with-fbdev use Linux framebuffer device],
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HAVE_FBDEV=$withval, HAVE_FBDEV=auto)
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if test "x$HAVE_FBDEV" != xno; then
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dnl We should still be able to compile it even if
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dnl there is no fbdev support in the running kernel
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AC_CHECK_HEADER(linux/fb.h, HAVE_FBDEV=yes, HAVE_FBDEV=no)
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fi
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AC_SUBST(HAVE_FBDEV)
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dnl Checks for SVGALib support
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AC_ARG_WITH(svga,
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[ --with-svga[=DIR] use SVGALib found in DIR],
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@ -1230,12 +1246,13 @@ dnl ==================================================================
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AC_ARG_WITH(clients,
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[ --with-clients=<list> compile clients in <list>;
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3dfx,ggi,glx,mgl,sdl,sgl,svga,x11],
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3dfx,fbdev,ggi,glx,mgl,sdl,sgl,svga,x11],
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clients="$withval",
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clients="all"
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)
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if test "$clients" = "all"; then
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ENABLE_3DFX=yes
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ENABLE_FBDEV=yes
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ENABLE_GGI=yes
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ENABLE_GLX=yes
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ENABLE_MGL=yes
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@ -1245,6 +1262,7 @@ if test "$clients" = "all"; then
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ENABLE_X11=yes
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else
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ENABLE_3DFX=no
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ENABLE_FBDEV=no
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ENABLE_GGI=no
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ENABLE_GLX=no
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ENABLE_MGL=no
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@ -1258,6 +1276,9 @@ else
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3dfx)
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ENABLE_3DFX=yes
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;;
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fbdev)
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ENABLE_FBDEV=yes
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;;
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ggi)
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ENABLE_GGI=yes
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;;
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@ -1295,6 +1316,10 @@ if test "x$HAVE_TDFXGL" = xyes -a "x$ENABLE_3DFX" = xyes; then
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TARGETS="$TARGETS qf-client-3dfx\$(EXEEXT)"
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CL_TARGETS="$CL_TARGETS 3dfx"
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fi
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if test "x$HAVE_FBDEV" = xyes -a "x$ENABLE_FBDEV" = xyes; then
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TARGETS="$TARGETS qf-client-fbdev\$(EXEEXT)"
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CL_TARGETS="$CL_TARGETS FBDEV"
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fi
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if test "x$HAVE_GGI" = xyes -a "x$ENABLE_GGI" = xyes; then
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TARGETS="$TARGETS qf-client-ggi\$(EXEEXT)"
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CL_TARGETS="$CL_TARGETS GGI"
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84
include/fbset.h
Normal file
84
include/fbset.h
Normal file
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@ -0,0 +1,84 @@
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/*
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* Linux Frame Buffer Device Configuration
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*
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* © Copyright 1995-1998 by Geert Uytterhoeven
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* (Geert.Uytterhoeven@cs.kuleuven.ac.be)
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*
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* --------------------------------------------------------------------------
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file COPYING in the main directory of the Linux
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* distribution for more details.
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*/
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#include <stdio.h>
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#include <sys/types.h>
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#ifdef __GLIBC__
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#include <asm/types.h>
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#endif
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#include <linux/fb.h>
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#define FBSET_VERSION "Linux Frame Buffer Device Configuration " \
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"Version 2.1 (23/06/1999)\n" \
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"(C) Copyright 1995-1999 by Geert Uytterhoeven\n"
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#define LOW (0)
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#define HIGH (1)
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#define FALSE (0)
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#define TRUE (1)
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struct color {
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unsigned int length;
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unsigned int offset;
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};
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struct VideoMode {
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struct VideoMode *next;
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char *name;
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/* geometry */
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__u32 xres;
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__u32 yres;
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__u32 vxres;
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__u32 vyres;
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__u32 depth;
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__u32 nonstd;
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/* acceleration */
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__u32 accel_flags;
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/* timings */
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__u32 pixclock;
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__u32 left;
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__u32 right;
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__u32 upper;
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__u32 lower;
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__u32 hslen;
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__u32 vslen;
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/* flags */
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unsigned hsync : 1;
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unsigned vsync : 1;
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unsigned csync : 1;
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unsigned gsync : 1;
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unsigned extsync : 1;
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unsigned bcast : 1;
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unsigned laced : 1;
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unsigned dblscan : 1;
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unsigned grayscale : 1;
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/* scanrates */
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double drate;
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double hrate;
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double vrate;
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/* RGB entries */
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struct color red, green, blue, transp;
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};
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extern FILE *yyin;
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extern int line;
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extern const char *Opt_modedb;
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extern int yyparse(void);
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extern void Die(const char *fmt, ...) __attribute__ ((noreturn));
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extern void AddVideoMode(const struct VideoMode *vmode);
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extern void makeRGBA(struct VideoMode *vmode, const char* opt);
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@ -87,7 +87,8 @@ void VID_Update (vrect_t *rects);
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// sets the mode; only used by the Quake engine for resetting to mode 0 (the
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// base mode) on memory allocation failures
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int VID_SetMode (int modenum, unsigned char *palette);
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// or not
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// int VID_SetMode (int modenum, unsigned char *palette);
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// called only on Win32, when pause happens, so the mouse can be released
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void VID_HandlePause (qboolean pause);
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4
source/.gitignore
vendored
4
source/.gitignore
vendored
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@ -41,3 +41,7 @@ qwaq-client-x11
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qwaq-client-x11.exe
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qwaq-server
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qwaq-server.exe
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fbset_modes_y.c
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fbset_modes_y.h
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fbset_modes_l.c
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qf-client-fbdev
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@ -36,9 +36,9 @@ INCLUDES= -I$(top_srcdir)/include $(GGI_CFLAGS) $(MGL_CFLAGS) $(SDL_CFLAGS) $(SV
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bin_PROGRAMS = @TARGETS@
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EXTRA_PROGRAMS= qf-server \
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qf-client-3dfx qf-client-ggi qf-client-glx qf-client-mgl \
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qf-client-sdl qf-client-sgl qf-client-svga qf-client-wgl \
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qf-client-x11
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qf-client-3dfx qf-client-fbdev qf-client-ggi qf-client-glx \
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qf-client-mgl qf-client-sdl qf-client-sgl qf-client-svga \
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qf-client-wgl qf-client-x11
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noinst_LIBRARIES= libqfcd.a libqfjs.a libqfnet.a libqfsnd.a libqfsys_cl.a libqfsys_sv.a
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@ -200,6 +200,22 @@ soft_SOURCES= d_edge.c d_fill.c d_init.c d_modech.c \
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screen.c $(soft_ASM) sw_model_alias.c sw_model_brush.c \
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sw_model_sprite.c
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#
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# ... Linux FBDev
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#
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YFLAGS = -d
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fbdev_SOURCES= fbset.c fbset_modes_y.y fbset_modes_l.l vid_fbdev.c in_fbdev.c
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YACCLEX_CLEANFILES= fbset_modes_y.c fbset_modes_y.h fbset_modes_y.tab.h fbset_modes_l.c
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fbset_modes_y.o: fbset_modes_y.c
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$(CC) $(INCLUDES) $(CFLAGS) -Wno-error -c fbset_modes_y.c
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fbset_modes_l.o: fbset_modes_l.c
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$(CC) $(INCLUDES) $(CFLAGS) -Wno-error -c fbset_modes_l.c
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qf_client_fbdev_SOURCES= $(common_SOURCES) $(client_SOURCES) $(soft_SOURCES) $(fbdev_SOURCES)
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qf_client_fbdev_LDADD= $(CLIENT_LIBS)
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qf_client_fbdev_DEPENDENCIES=libqfnet.a libqfsys_cl.a libqfsnd.a libqfcd.a libqfjs.a
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#
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# ... GGI
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#
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@ -304,4 +320,4 @@ EXTRA_DIST= makefile.win \
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qf-client-sgl.mak qf-client-wgl.mak qf-client-win.mak
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# Kill the temp files, hopefully.
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CLEANFILES = *.i *.s
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CLEANFILES = *.i *.s $(YACCLEX_CLEANFILES)
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1065
source/fbset.c
Normal file
1065
source/fbset.c
Normal file
File diff suppressed because it is too large
Load diff
138
source/fbset_modes_l.l
Normal file
138
source/fbset_modes_l.l
Normal file
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@ -0,0 +1,138 @@
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/*
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* Linux Frame Buffer Device Configuration
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*
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* © Copyright 1995-1998 by Geert Uytterhoeven
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* (Geert.Uytterhoeven@cs.kuleuven.ac.be)
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*
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* --------------------------------------------------------------------------
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file COPYING in the main directory of the Linux
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* distribution for more details.
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*/
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%{
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#define YYSTYPE long
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#include <string.h>
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#include <stdlib.h>
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#define Die Sys_Error
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#include "fbset.h"
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#include "fbset_modes_y.h"
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struct keyword {
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const char *name;
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int token;
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int value;
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};
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static struct keyword keywords[] = {
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{ "mode", MODE, 0 },
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{ "geometry", GEOMETRY, 0 },
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{ "timings", TIMINGS, 0 },
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{ "hsync", HSYNC, 0 },
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{ "vsync", VSYNC, 0 },
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{ "csync", CSYNC, 0 },
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{ "gsync", GSYNC, 0 },
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{ "extsync", EXTSYNC, 0 },
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{ "bcast", BCAST, 0 },
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{ "laced", LACED, 0 },
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{ "double", DOUBLE, 0 },
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{ "rgba", RGBA, 0 },
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{ "nonstd", NONSTD, 0 },
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{ "accel", ACCEL, 0 },
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{ "grayscale", GRAYSCALE, 0 },
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{ "endmode", ENDMODE, 0 },
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{ "low", POLARITY, LOW },
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{ "high", POLARITY, HIGH },
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{ "false", BOOLEAN, FALSE },
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{ "true", BOOLEAN, TRUE },
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{ "", -1, 0 }
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};
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int line = 1;
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void yyerror(const char *s)
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{
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Die("%s:%d: %s\n", Opt_modedb, line, s);
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}
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int yywrap(void)
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{
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return 1;
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}
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static int FindToken(const char *s)
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{
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int i;
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for (i = 0; keywords[i].token > 0; i++)
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if (!strcasecmp(s, keywords[i].name)) {
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yylval = keywords[i].value;
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return keywords[i].token;
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}
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Die("%s:%d: Unknown keyword `%s'\n", Opt_modedb, line, s);
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}
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|
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static const char *CopyString(const char *s)
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{
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int len;
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char *s2;
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len = strlen(s)-2;
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if (!(s2 = malloc(len+1)))
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Die("No memory\n");
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strncpy(s2, s+1, len);
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s2[len] = '\0';
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return s2;
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}
|
||||
|
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%}
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|
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keyword [a-zA-Z][a-zA-Z0-9]*
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number [0-9]*
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string \"[^\"\n]*\"
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comment \#([^\n]*)
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space [ \t]+
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junk .
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%%
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{keyword} {
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return FindToken(yytext);
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}
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||||
|
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{number} {
|
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yylval = strtoul(yytext, NULL, 0);
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return NUMBER;
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}
|
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|
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{string} {
|
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yylval = (unsigned long)CopyString(yytext);
|
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return STRING;
|
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}
|
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|
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{comment}$ break;
|
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|
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{space} break;
|
||||
|
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\n {
|
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line++;
|
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break;
|
||||
}
|
||||
|
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{junk} {
|
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Die("%s:%d: Invalid token `%s'\n", Opt_modedb, line, yytext);
|
||||
}
|
||||
|
||||
%%
|
||||
176
source/fbset_modes_y.y
Normal file
176
source/fbset_modes_y.y
Normal file
|
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@ -0,0 +1,176 @@
|
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/*
|
||||
* Linux Frame Buffer Device Configuration
|
||||
*
|
||||
* © Copyright 1995-1998 by Geert Uytterhoeven
|
||||
* (Geert.Uytterhoeven@cs.kuleuven.ac.be)
|
||||
*
|
||||
* --------------------------------------------------------------------------
|
||||
*
|
||||
* This file is subject to the terms and conditions of the GNU General Public
|
||||
* License. See the file COPYING in the main directory of the Linux
|
||||
* distribution for more details.
|
||||
*/
|
||||
|
||||
|
||||
%{
|
||||
|
||||
#define YYSTYPE long
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#define Die Sys_Error
|
||||
|
||||
#include "fbset.h"
|
||||
|
||||
extern int yylex(void);
|
||||
extern void yyerror(const char *s);
|
||||
extern int line;
|
||||
|
||||
|
||||
static struct VideoMode VideoMode;
|
||||
|
||||
static void ClearVideoMode(void)
|
||||
{
|
||||
memset(&VideoMode, 0, sizeof(VideoMode));
|
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VideoMode.accel_flags = FB_ACCELF_TEXT;
|
||||
}
|
||||
|
||||
%}
|
||||
|
||||
%start file
|
||||
|
||||
%token MODE GEOMETRY TIMINGS HSYNC VSYNC CSYNC GSYNC EXTSYNC BCAST LACED DOUBLE
|
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RGBA NONSTD ACCEL GRAYSCALE
|
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ENDMODE POLARITY BOOLEAN STRING NUMBER
|
||||
|
||||
%%
|
||||
|
||||
file : vmodes
|
||||
;
|
||||
|
||||
|
||||
vmodes : /* empty */
|
||||
| vmodes vmode
|
||||
;
|
||||
|
||||
vmode : MODE STRING geometry timings options ENDMODE
|
||||
{
|
||||
VideoMode.name = (char *)$2;
|
||||
AddVideoMode(&VideoMode);
|
||||
ClearVideoMode();
|
||||
}
|
||||
;
|
||||
|
||||
geometry : GEOMETRY NUMBER NUMBER NUMBER NUMBER NUMBER
|
||||
{
|
||||
ClearVideoMode();
|
||||
VideoMode.xres = $2;
|
||||
VideoMode.yres = $3;
|
||||
VideoMode.vxres = $4;
|
||||
VideoMode.vyres = $5;
|
||||
VideoMode.depth = $6;
|
||||
}
|
||||
;
|
||||
|
||||
timings : TIMINGS NUMBER NUMBER NUMBER NUMBER NUMBER NUMBER NUMBER
|
||||
{
|
||||
VideoMode.pixclock = $2;
|
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VideoMode.left = $3;
|
||||
VideoMode.right = $4;
|
||||
VideoMode.upper = $5;
|
||||
VideoMode.lower = $6;
|
||||
VideoMode.hslen = $7;
|
||||
VideoMode.vslen = $8;
|
||||
}
|
||||
;
|
||||
|
||||
options : /* empty */
|
||||
| options hsync
|
||||
| options vsync
|
||||
| options csync
|
||||
| options gsync
|
||||
| options extsync
|
||||
| options bcast
|
||||
| options laced
|
||||
| options double
|
||||
| options rgba
|
||||
| options nonstd
|
||||
| options accel
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||||
| options grayscale
|
||||
;
|
||||
|
||||
hsync : HSYNC POLARITY
|
||||
{
|
||||
VideoMode.hsync = $2;
|
||||
}
|
||||
;
|
||||
|
||||
vsync : VSYNC POLARITY
|
||||
{
|
||||
VideoMode.vsync = $2;
|
||||
}
|
||||
;
|
||||
|
||||
csync : CSYNC POLARITY
|
||||
{
|
||||
VideoMode.csync = $2;
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||||
}
|
||||
;
|
||||
|
||||
gsync : GSYNC POLARITY
|
||||
{
|
||||
VideoMode.gsync = $2;
|
||||
}
|
||||
;
|
||||
|
||||
extsync : EXTSYNC BOOLEAN
|
||||
{
|
||||
VideoMode.extsync = $2;
|
||||
}
|
||||
;
|
||||
|
||||
bcast : BCAST BOOLEAN
|
||||
{
|
||||
VideoMode.bcast = $2;
|
||||
}
|
||||
;
|
||||
|
||||
laced : LACED BOOLEAN
|
||||
{
|
||||
VideoMode.laced = $2;
|
||||
}
|
||||
;
|
||||
|
||||
double : DOUBLE BOOLEAN
|
||||
{
|
||||
VideoMode.dblscan = $2;
|
||||
}
|
||||
;
|
||||
|
||||
rgba : RGBA STRING
|
||||
{
|
||||
makeRGBA(&VideoMode, (const char*)$2);
|
||||
}
|
||||
;
|
||||
|
||||
nonstd : NONSTD NUMBER
|
||||
{
|
||||
VideoMode.nonstd = $2;
|
||||
}
|
||||
;
|
||||
|
||||
accel : ACCEL BOOLEAN
|
||||
{
|
||||
VideoMode.accel_flags = $2;
|
||||
}
|
||||
;
|
||||
|
||||
grayscale : GRAYSCALE BOOLEAN
|
||||
{
|
||||
VideoMode.grayscale = $2;
|
||||
}
|
||||
;
|
||||
|
||||
%%
|
||||
154
source/in_fbdev.c
Normal file
154
source/in_fbdev.c
Normal file
|
|
@ -0,0 +1,154 @@
|
|||
/*
|
||||
in_fbdev.c
|
||||
|
||||
fix this!
|
||||
|
||||
Copyright (C) 1996-1997 Id Software, Inc.
|
||||
|
||||
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:
|
||||
|
||||
Free Software Foundation, Inc.
|
||||
59 Temple Place - Suite 330
|
||||
Boston, MA 02111-1307, USA
|
||||
|
||||
$Id$
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include "protocol.h"
|
||||
#include "cvar.h"
|
||||
#include "keys.h"
|
||||
|
||||
#include <termios.h>
|
||||
#include <unistd.h>
|
||||
|
||||
cvar_t *_windowed_mouse;
|
||||
|
||||
#include <unistd.h>
|
||||
#include <fcntl.h>
|
||||
#include <sys/ioctl.h>
|
||||
|
||||
int
|
||||
fd_blocking (int fd, int on)
|
||||
{
|
||||
int x;
|
||||
|
||||
#if defined(_POSIX_SOURCE) || !defined(FIONBIO)
|
||||
#if !defined(O_NONBLOCK)
|
||||
# if defined(O_NDELAY)
|
||||
# define O_NONBLOCK O_NDELAY
|
||||
# endif
|
||||
#endif
|
||||
if ((x = fcntl(fd, F_GETFL, 0)) == -1)
|
||||
return -1;
|
||||
if (on)
|
||||
x &= ~O_NONBLOCK;
|
||||
else
|
||||
x |= O_NONBLOCK;
|
||||
|
||||
return fcntl(fd, F_SETFL, x);
|
||||
#else
|
||||
x = !on;
|
||||
|
||||
return ioctl(fd, FIONBIO, &x);
|
||||
#endif
|
||||
}
|
||||
|
||||
static struct termios old_tty, new_tty;
|
||||
static int tty_fd = 0;
|
||||
|
||||
void
|
||||
IN_Init (void)
|
||||
{
|
||||
fd_blocking(0, 0);
|
||||
tcgetattr(tty_fd, &old_tty);
|
||||
new_tty = old_tty;
|
||||
new_tty.c_cc[VMIN] = 1;
|
||||
new_tty.c_cc[VTIME] = 0;
|
||||
new_tty.c_lflag &= ~ICANON;
|
||||
new_tty.c_iflag &= ~IXON;
|
||||
tcsetattr(tty_fd, TCSADRAIN, &new_tty);
|
||||
}
|
||||
|
||||
void
|
||||
IN_Init_Cvars (void)
|
||||
{
|
||||
}
|
||||
|
||||
void
|
||||
IN_Shutdown (void)
|
||||
{
|
||||
}
|
||||
|
||||
void
|
||||
IN_SendKeyEvents (void)
|
||||
{
|
||||
int k, down;
|
||||
char buf[4];
|
||||
|
||||
if (read(0, buf, 1) == 1) {
|
||||
k = buf[0];
|
||||
switch (k) {
|
||||
case '\r':
|
||||
case '\n':
|
||||
k = K_ENTER;
|
||||
break;
|
||||
case '\033':
|
||||
if (read(0, buf, 2) != 2)
|
||||
break;
|
||||
switch (buf[1]) {
|
||||
case 'A':
|
||||
k = K_UPARROW;
|
||||
break;
|
||||
case 'B':
|
||||
k = K_DOWNARROW;
|
||||
break;
|
||||
case 'C':
|
||||
k = K_RIGHTARROW;
|
||||
break;
|
||||
case 'D':
|
||||
k = K_LEFTARROW;
|
||||
break;
|
||||
}
|
||||
break;
|
||||
}
|
||||
down = 1;
|
||||
Key_Event(k, -1, down);
|
||||
Key_Event(k, -1, !down);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
IN_Commands (void)
|
||||
{
|
||||
}
|
||||
|
||||
void
|
||||
IN_Move (usercmd_t *cmd)
|
||||
{
|
||||
}
|
||||
|
||||
/*
|
||||
===========
|
||||
IN_ModeChanged
|
||||
===========
|
||||
*/
|
||||
void
|
||||
IN_ModeChanged (void)
|
||||
{
|
||||
}
|
||||
705
source/vid_fbdev.c
Normal file
705
source/vid_fbdev.c
Normal file
|
|
@ -0,0 +1,705 @@
|
|||
/*
|
||||
vid_fbdev.c
|
||||
|
||||
Linux FBDev video routines
|
||||
|
||||
based on vid_svgalib.c
|
||||
|
||||
Copyright (C) 1996-1997 Id Software, Inc.
|
||||
Copyright (C) 1999-2000 Nelson Rush.
|
||||
Copyright (C) 1999-2000 Marcus Sundberg [mackan@stacken.kth.se]
|
||||
Copyright (C) 1999-2000 David Symonds [xoxus@usa.net]
|
||||
Copyright (C) 1999,2000 contributors of the QuakeForge project
|
||||
Please see the file "AUTHORS" for a list of contributors
|
||||
|
||||
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:
|
||||
|
||||
Free Software Foundation, Inc.
|
||||
59 Temple Place - Suite 330
|
||||
Boston, MA 02111-1307, USA
|
||||
|
||||
$Id$
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
# include "config.h"
|
||||
#endif
|
||||
#ifdef HAVE_UNISTD_H
|
||||
# include <unistd.h>
|
||||
#endif
|
||||
#if defined(HAVE_SYS_IO_H)
|
||||
# include <sys/io.h>
|
||||
#elif defined(HAVE_ASM_IO_H)
|
||||
# include <asm/io.h>
|
||||
#endif
|
||||
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <fcntl.h>
|
||||
#include <signal.h>
|
||||
#include <errno.h>
|
||||
#include <sys/stat.h>
|
||||
#include <sys/ioctl.h>
|
||||
#include <sys/mman.h>
|
||||
#include <asm/page.h>
|
||||
#include <linux/kd.h>
|
||||
#include <linux/vt.h>
|
||||
|
||||
#include "cmd.h"
|
||||
#include "console.h"
|
||||
#include "cvar.h"
|
||||
#include "d_local.h"
|
||||
#include "host.h"
|
||||
#include "input.h"
|
||||
#include "qargs.h"
|
||||
#include "qendian.h"
|
||||
#include "sys.h"
|
||||
|
||||
#include "fbset.h"
|
||||
|
||||
unsigned short d_8to16table[256];
|
||||
|
||||
extern void ReadModeDB(void);
|
||||
extern struct VideoMode *FindVideoMode(const char *name);
|
||||
void ConvertFromVideoMode(const struct VideoMode *vmode,
|
||||
struct fb_var_screeninfo *var);
|
||||
void ConvertToVideoMode(const struct fb_var_screeninfo *var,
|
||||
struct VideoMode *vmode);
|
||||
|
||||
extern struct VideoMode *VideoModes;
|
||||
static struct VideoMode current_mode;
|
||||
static char current_name[32];
|
||||
static int num_modes;
|
||||
|
||||
static int fb_fd = -1;
|
||||
static int tty_fd = 0;
|
||||
|
||||
static byte vid_current_palette[768];
|
||||
|
||||
static int fbdev_inited = 0;
|
||||
static int fbdev_backgrounded = 0;
|
||||
static int UseDisplay = 1;
|
||||
|
||||
static cvar_t *vid_mode;
|
||||
static cvar_t *vid_redrawfull;
|
||||
static cvar_t *vid_waitforrefresh;
|
||||
|
||||
static char *framebuffer_ptr;
|
||||
|
||||
static byte backingbuf[48 * 24];
|
||||
|
||||
void
|
||||
D_BeginDirectRect (int x, int y, byte * pbitmap, int width, int height)
|
||||
{
|
||||
int i, j, reps, repshift, offset, off;
|
||||
|
||||
if (!fbdev_inited || !vid.direct || fbdev_backgrounded)
|
||||
return;
|
||||
|
||||
if (vid.aspect > 1.5) {
|
||||
reps = 2;
|
||||
repshift = 1;
|
||||
} else {
|
||||
reps = 1;
|
||||
repshift = 0;
|
||||
}
|
||||
|
||||
for (i = 0; i < (height << repshift); i += reps) {
|
||||
for (j = 0; j < reps; j++) {
|
||||
offset = x + ((y << repshift) + i + j)
|
||||
* vid.rowbytes;
|
||||
off = offset % 0x10000;
|
||||
memcpy (&backingbuf[(i + j) * 24], vid.direct + off, width);
|
||||
memcpy (vid.direct + off,
|
||||
&pbitmap[(i >> repshift) * width], width);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
D_EndDirectRect (int x, int y, int width, int height)
|
||||
{
|
||||
int i, j, reps, repshift, offset, off;
|
||||
|
||||
if (!fbdev_inited || !vid.direct || fbdev_backgrounded)
|
||||
return;
|
||||
|
||||
if (vid.aspect > 1.5) {
|
||||
reps = 2;
|
||||
repshift = 1;
|
||||
} else {
|
||||
reps = 1;
|
||||
repshift = 0;
|
||||
}
|
||||
|
||||
for (i = 0; i < (height << repshift); i += reps) {
|
||||
for (j = 0; j < reps; j++) {
|
||||
offset = x + ((y << repshift) + i + j)
|
||||
* vid.rowbytes;
|
||||
off = offset % 0x10000;
|
||||
memcpy (vid.direct + off, &backingbuf[(i + j) * 24], width);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
VID_Gamma_f (void)
|
||||
{
|
||||
float gamma, f, inf;
|
||||
unsigned char palette[768];
|
||||
int i;
|
||||
|
||||
if (Cmd_Argc () == 2) {
|
||||
gamma = atof (Cmd_Argv (1));
|
||||
|
||||
for (i = 0; i < 768; i++) {
|
||||
f = pow ((host_basepal[i] + 1) / 256.0, gamma);
|
||||
inf = f * 255 + 0.5;
|
||||
if (inf < 0)
|
||||
inf = 0;
|
||||
if (inf > 255)
|
||||
inf = 255;
|
||||
palette[i] = inf;
|
||||
}
|
||||
|
||||
VID_SetPalette (palette);
|
||||
|
||||
/* Force a surface cache flush */
|
||||
vid.recalc_refdef = 1;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
VID_DescribeMode_f (void)
|
||||
{
|
||||
char *modestr;
|
||||
struct VideoMode *vmode;
|
||||
|
||||
modestr = Cmd_Argv(1);
|
||||
vmode = FindVideoMode(modestr);
|
||||
if (!vmode) {
|
||||
Con_Printf ("Invalid video mode: %s!\n", modestr);
|
||||
return;
|
||||
}
|
||||
Con_Printf ("%s: %d x %d - %d bpp - %5.3f Hz\n", vmode->name,
|
||||
vmode->xres, vmode->yres, vmode->depth, vmode->vrate);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
VID_DescribeModes_f (void)
|
||||
{
|
||||
struct VideoMode *vmode;
|
||||
|
||||
for (vmode = VideoModes; vmode; vmode = vmode->next) {
|
||||
Con_Printf ("%s: %d x %d - %d bpp - %5.3f Hz\n", vmode->name,
|
||||
vmode->xres, vmode->yres, vmode->depth, vmode->vrate);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
================
|
||||
VID_NumModes
|
||||
================
|
||||
*/
|
||||
static int
|
||||
VID_NumModes (void)
|
||||
{
|
||||
struct VideoMode *vmode;
|
||||
int i = 0;
|
||||
|
||||
for (vmode = VideoModes; vmode; vmode = vmode->next)
|
||||
i++;
|
||||
|
||||
return i;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
VID_NumModes_f (void)
|
||||
{
|
||||
Con_Printf ("%d modes\n", VID_NumModes ());
|
||||
}
|
||||
|
||||
int VID_SetMode (char *name, unsigned char *palette);
|
||||
|
||||
extern void fbset_main (int argc, char **argv);
|
||||
|
||||
static void
|
||||
VID_fbset_f (void)
|
||||
{
|
||||
int i, argc;
|
||||
char *argv[32];
|
||||
|
||||
argc = Cmd_Argc();
|
||||
if (argc > 32)
|
||||
argc = 32;
|
||||
argv[0] = "vid_fbset";
|
||||
for (i = 1; i < argc; i++) {
|
||||
argv[i] = Cmd_Argv(i);
|
||||
}
|
||||
fbset_main(argc, argv);
|
||||
}
|
||||
|
||||
static void
|
||||
VID_Debug_f (void)
|
||||
{
|
||||
Con_Printf ("mode: %s\n", current_mode.name);
|
||||
Con_Printf ("height x width: %d x %d\n", current_mode.xres, current_mode.yres);
|
||||
Con_Printf ("bpp: %d\n", current_mode.depth);
|
||||
Con_Printf ("vrate: %5.3f\n", current_mode.vrate);
|
||||
Con_Printf ("vid.aspect: %f\n", vid.aspect);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
VID_InitModes (void)
|
||||
{
|
||||
ReadModeDB();
|
||||
num_modes = VID_NumModes();
|
||||
}
|
||||
|
||||
|
||||
static char *
|
||||
get_mode (char *name, int width, int height, int depth)
|
||||
{
|
||||
struct VideoMode *vmode;
|
||||
|
||||
for (vmode = VideoModes; vmode; vmode = vmode->next) {
|
||||
if (name) {
|
||||
if (!strcmp(vmode->name, name))
|
||||
return name;
|
||||
} else {
|
||||
if (vmode->xres == width
|
||||
&& vmode->yres == height
|
||||
&& vmode->depth == depth)
|
||||
return vmode->name;
|
||||
}
|
||||
}
|
||||
|
||||
Sys_Printf ("Mode %dx%d (%d bits) not supported\n",
|
||||
width, height, depth);
|
||||
|
||||
return "640x480-60";
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
VID_InitBuffers (void)
|
||||
{
|
||||
int buffersize, zbuffersize, cachesize;
|
||||
void *vid_surfcache;
|
||||
|
||||
// Calculate the sizes we want first
|
||||
buffersize = vid.rowbytes * vid.height;
|
||||
zbuffersize = vid.width * vid.height * sizeof (*d_pzbuffer);
|
||||
cachesize = D_SurfaceCacheForRes (vid.width, vid.height);
|
||||
|
||||
// Free the old screen buffer
|
||||
if (vid.buffer) {
|
||||
free (vid.buffer);
|
||||
vid.conbuffer = vid.buffer = NULL;
|
||||
}
|
||||
// Free the old z-buffer
|
||||
if (d_pzbuffer) {
|
||||
free (d_pzbuffer);
|
||||
d_pzbuffer = NULL;
|
||||
}
|
||||
// Free the old surface cache
|
||||
vid_surfcache = D_SurfaceCacheAddress ();
|
||||
if (vid_surfcache) {
|
||||
D_FlushCaches ();
|
||||
free (vid_surfcache);
|
||||
vid_surfcache = NULL;
|
||||
}
|
||||
// Allocate the new screen buffer
|
||||
vid.conbuffer = vid.buffer = calloc (buffersize, 1);
|
||||
if (!vid.conbuffer) {
|
||||
Sys_Error ("Not enough memory for video mode\n");
|
||||
}
|
||||
// Allocate the new z-buffer
|
||||
d_pzbuffer = calloc (zbuffersize, 1);
|
||||
if (!d_pzbuffer) {
|
||||
free (vid.buffer);
|
||||
vid.conbuffer = vid.buffer = NULL;
|
||||
Sys_Error ("Not enough memory for video mode\n");
|
||||
}
|
||||
// Allocate the new surface cache; free the z-buffer if we fail
|
||||
vid_surfcache = calloc (cachesize, 1);
|
||||
if (!vid_surfcache) {
|
||||
free (vid.buffer);
|
||||
free (d_pzbuffer);
|
||||
vid.conbuffer = vid.buffer = NULL;
|
||||
d_pzbuffer = NULL;
|
||||
Sys_Error ("Not enough memory for video mode\n");
|
||||
}
|
||||
|
||||
D_InitCaches (vid_surfcache, cachesize);
|
||||
}
|
||||
|
||||
static unsigned char *fb_map_addr = 0;
|
||||
static unsigned long fb_map_length = 0;
|
||||
|
||||
static struct fb_var_screeninfo orig_var;
|
||||
|
||||
void
|
||||
VID_Shutdown (void)
|
||||
{
|
||||
Sys_Printf ("VID_Shutdown\n");
|
||||
|
||||
if (!fbdev_inited)
|
||||
return;
|
||||
|
||||
if (munmap(fb_map_addr, fb_map_length) == -1) {
|
||||
Sys_Printf("could not unmap framebuffer at %p: %s\n",
|
||||
fb_map_addr, strerror(errno));
|
||||
} else {
|
||||
if (ioctl(fb_fd, FBIOPUT_VSCREENINFO, &orig_var))
|
||||
Sys_Printf ("failed to get var screen info\n");
|
||||
}
|
||||
close(fb_fd);
|
||||
|
||||
if (UseDisplay) {
|
||||
ioctl(tty_fd, KDSETMODE, KD_TEXT);
|
||||
write(tty_fd, "\033]R", 3); /* reset palette */
|
||||
}
|
||||
|
||||
fbdev_inited = 0;
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
VID_ShiftPalette (unsigned char *p)
|
||||
{
|
||||
VID_SetPalette (p);
|
||||
}
|
||||
|
||||
static void
|
||||
loadpalette (unsigned short *red, unsigned short *green, unsigned short *blue)
|
||||
{
|
||||
struct fb_cmap cmap;
|
||||
|
||||
cmap.len = 256;
|
||||
cmap.red = red;
|
||||
cmap.green = green;
|
||||
cmap.blue = blue;
|
||||
cmap.transp = NULL;
|
||||
cmap.start = 0;
|
||||
if (-1 == ioctl(fb_fd, FBIOPUTCMAP, (void *)&cmap))
|
||||
Sys_Error("ioctl FBIOPUTCMAP %s\n", strerror(errno));
|
||||
}
|
||||
|
||||
void
|
||||
VID_SetPalette (byte * palette)
|
||||
{
|
||||
static unsigned short tmppalr[256], tmppalg[256], tmppalb[256];
|
||||
unsigned short i, *tpr, *tpg, *tpb;
|
||||
|
||||
if (!fbdev_inited || fbdev_backgrounded || fb_fd < 0)
|
||||
return;
|
||||
|
||||
memcpy (vid_current_palette, palette, sizeof (vid_current_palette));
|
||||
|
||||
if (current_mode.depth == 8) {
|
||||
tpr = tmppalr;
|
||||
tpg = tmppalg;
|
||||
tpb = tmppalb;
|
||||
for (i = 0; i < 256; i++) {
|
||||
*tpr++ = (*palette++) << 8;
|
||||
*tpg++ = (*palette++) << 8;
|
||||
*tpb++ = (*palette++) << 8;
|
||||
}
|
||||
|
||||
if (UseDisplay) {
|
||||
loadpalette(tmppalr, tmppalg, tmppalb);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
VID_SetMode (char *name, unsigned char *palette)
|
||||
{
|
||||
struct VideoMode *vmode;
|
||||
struct fb_var_screeninfo var;
|
||||
struct fb_fix_screeninfo fix;
|
||||
int err;
|
||||
unsigned long smem_start, smem_offset;
|
||||
|
||||
vmode = FindVideoMode(name);
|
||||
if (!vmode) {
|
||||
Cvar_Set (vid_mode, current_mode.name);
|
||||
// Con_Printf ("No such video mode: %s\n", name);
|
||||
return 0;
|
||||
}
|
||||
|
||||
current_mode = *vmode;
|
||||
Cvar_Set (vid_mode, current_mode.name);
|
||||
strncpy(current_name, current_mode.name, sizeof(current_name)-1);
|
||||
current_name[31] = 0;
|
||||
vid.width = vmode->xres;
|
||||
vid.height = vmode->yres;
|
||||
vid.rowbytes = vmode->xres * (vmode->depth >> 3);
|
||||
vid.aspect = ((float) vid.height / (float) vid.width) * (320.0 / 240.0);
|
||||
vid.colormap = (pixel_t *) host_colormap;
|
||||
vid.fullbright = 256 - LittleLong (*((int *) vid.colormap + 2048));
|
||||
vid.conrowbytes = vid.rowbytes;
|
||||
vid.conwidth = vid.width;
|
||||
vid.conheight = vid.height;
|
||||
vid.numpages = 1;
|
||||
|
||||
vid.maxwarpwidth = WARP_WIDTH;
|
||||
vid.maxwarpheight = WARP_HEIGHT;
|
||||
|
||||
if (fb_map_addr) {
|
||||
if (munmap(fb_map_addr, fb_map_length) == -1) {
|
||||
Sys_Printf("could not unmap framebuffer at %p: %s\n",
|
||||
fb_map_addr, strerror(errno));
|
||||
}
|
||||
}
|
||||
|
||||
ConvertFromVideoMode(¤t_mode, &var);
|
||||
err = ioctl(fb_fd, FBIOPUT_VSCREENINFO, &var);
|
||||
if (err)
|
||||
Sys_Error ("Video mode failed: %s\n", name);
|
||||
ConvertToVideoMode(&var, ¤t_mode);
|
||||
current_mode.name = current_name;
|
||||
VID_SetPalette (palette);
|
||||
|
||||
err = ioctl(fb_fd, FBIOGET_FSCREENINFO, &fix);
|
||||
if (err)
|
||||
Sys_Error ("Video mode failed: %s\n", name);
|
||||
smem_start = (unsigned long)fix.smem_start & PAGE_MASK;
|
||||
smem_offset = (unsigned long)fix.smem_start & ~PAGE_MASK;
|
||||
fb_map_length = (smem_offset+fix.smem_len+~PAGE_MASK) & PAGE_MASK;
|
||||
fb_map_addr = (char *)mmap(0, fb_map_length, PROT_WRITE, MAP_SHARED, fb_fd, 0);
|
||||
if (!fb_map_addr)
|
||||
Sys_Error ("This mode isn't hapnin'\n");
|
||||
vid.direct = framebuffer_ptr = fb_map_addr;
|
||||
|
||||
// alloc screen buffer, z-buffer, and surface cache
|
||||
VID_InitBuffers ();
|
||||
|
||||
if (!fbdev_inited) {
|
||||
fbdev_inited = 1;
|
||||
}
|
||||
|
||||
/* Force a surface cache flush */
|
||||
vid.recalc_refdef = 1;
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static void
|
||||
fb_switch_handler (int sig)
|
||||
{
|
||||
if (sig == SIGUSR1) {
|
||||
fbdev_backgrounded = 1;
|
||||
} else if (sig == SIGUSR2) {
|
||||
fbdev_backgrounded = 2;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
fb_switch_release (void)
|
||||
{
|
||||
ioctl(tty_fd, VT_RELDISP, 1);
|
||||
}
|
||||
|
||||
static void
|
||||
fb_switch_acquire (void)
|
||||
{
|
||||
ioctl(tty_fd, VT_RELDISP, VT_ACKACQ);
|
||||
}
|
||||
|
||||
static void
|
||||
fb_switch_init (void)
|
||||
{
|
||||
struct sigaction act;
|
||||
struct vt_mode vtmode;
|
||||
|
||||
memset(&act, 0, sizeof(act));
|
||||
act.sa_handler = fb_switch_handler;
|
||||
sigemptyset(&act.sa_mask);
|
||||
sigaction(SIGUSR1, &act, 0);
|
||||
sigaction(SIGUSR2, &act, 0);
|
||||
|
||||
if (ioctl(tty_fd, VT_GETMODE, &vtmode)) {
|
||||
Sys_Error("ioctl VT_GETMODE: %s\n", strerror(errno));
|
||||
}
|
||||
vtmode.mode = VT_PROCESS;
|
||||
vtmode.waitv = 0;
|
||||
vtmode.relsig = SIGUSR1;
|
||||
vtmode.acqsig = SIGUSR2;
|
||||
if (ioctl(tty_fd, VT_SETMODE, &vtmode)) {
|
||||
Sys_Error("ioctl VT_SETMODE: %s\n", strerror(errno));
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
VID_Init (unsigned char *palette)
|
||||
{
|
||||
int w, h, d;
|
||||
struct VideoMode *vmode;
|
||||
char *modestr;
|
||||
char *fbname;
|
||||
|
||||
// plugin_load("in_fbdev.so");
|
||||
|
||||
if (fbdev_inited)
|
||||
return;
|
||||
|
||||
Cmd_AddCommand ("gamma", VID_Gamma_f, "No Description");
|
||||
|
||||
if (UseDisplay) {
|
||||
fbname = getenv("FRAMEBUFFER");
|
||||
if (!fbname)
|
||||
fbname = "/dev/fb0";
|
||||
|
||||
fb_fd = open(fbname, O_RDWR);
|
||||
if (fb_fd < 0)
|
||||
Sys_Error ("failed to open fb device\n");
|
||||
|
||||
if (ioctl(fb_fd, FBIOGET_VSCREENINFO, &orig_var))
|
||||
Sys_Error ("failed to get var screen info\n");
|
||||
|
||||
fb_switch_init();
|
||||
|
||||
VID_InitModes ();
|
||||
|
||||
Cmd_AddCommand ("vid_nummodes", VID_NumModes_f, "No Description");
|
||||
Cmd_AddCommand ("vid_describemode", VID_DescribeMode_f, "No Description");
|
||||
Cmd_AddCommand ("vid_describemodes", VID_DescribeModes_f, "No Description");
|
||||
Cmd_AddCommand ("vid_debug", VID_Debug_f, "No Description");
|
||||
Cmd_AddCommand ("vid_fbset", VID_fbset_f, "No Description");
|
||||
|
||||
/* Interpret command-line params */
|
||||
w = h = d = 0;
|
||||
if (getenv ("GFBDEVMODE")) {
|
||||
modestr = get_mode (getenv ("GFBDEVMODE"), w, h, d);
|
||||
} else if (COM_CheckParm ("-mode")) {
|
||||
modestr = get_mode (com_argv[COM_CheckParm ("-mode") + 1], w, h, d);
|
||||
} else if (COM_CheckParm ("-w") || COM_CheckParm ("-h")
|
||||
|| COM_CheckParm ("-d")) {
|
||||
if (COM_CheckParm ("-w")) {
|
||||
w = atoi (com_argv[COM_CheckParm ("-w") + 1]);
|
||||
}
|
||||
if (COM_CheckParm ("-h")) {
|
||||
h = atoi (com_argv[COM_CheckParm ("-h") + 1]);
|
||||
}
|
||||
if (COM_CheckParm ("-d")) {
|
||||
d = atoi (com_argv[COM_CheckParm ("-d") + 1]);
|
||||
}
|
||||
modestr = get_mode (0, w, h, d);
|
||||
} else {
|
||||
modestr = "640x480-60";
|
||||
}
|
||||
|
||||
/* Set vid parameters */
|
||||
vmode = FindVideoMode(modestr);
|
||||
if (!vmode)
|
||||
Sys_Error("no video mode %s\n", modestr);
|
||||
current_mode = *vmode;
|
||||
ioctl(tty_fd, KDSETMODE, KD_GRAPHICS);
|
||||
VID_SetMode (current_mode.name, palette);
|
||||
Con_CheckResize (); // Now that we have a window size, fix console
|
||||
|
||||
VID_SetPalette (palette);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
VID_Init_Cvars ()
|
||||
{
|
||||
vid_mode = Cvar_Get ("vid_mode", "0", CVAR_NONE, "Sets the video mode");
|
||||
vid_redrawfull = Cvar_Get ("vid_redrawfull", "0", CVAR_NONE,
|
||||
"Redraw entire screen each frame instead of just dirty areas");
|
||||
vid_waitforrefresh = Cvar_Get ("vid_waitforrefresh", "0", CVAR_ARCHIVE,
|
||||
"Wait for vertical retrace before drawing next frame");
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
VID_Update (vrect_t *rects)
|
||||
{
|
||||
if (!fbdev_inited)
|
||||
return;
|
||||
if (fbdev_backgrounded) {
|
||||
if (fbdev_backgrounded == 3) {
|
||||
return;
|
||||
} else if (fbdev_backgrounded == 2) {
|
||||
fb_switch_acquire();
|
||||
fbdev_backgrounded = 0;
|
||||
VID_SetPalette(vid_current_palette);
|
||||
} else if (fbdev_backgrounded == 1) {
|
||||
fb_switch_release();
|
||||
fbdev_backgrounded = 3;
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
if (vid_waitforrefresh->int_val) {
|
||||
// ???
|
||||
}
|
||||
|
||||
if (vid_redrawfull->int_val) {
|
||||
double *d = (double *)framebuffer_ptr, *s = (double *)vid.buffer;
|
||||
double *ends = (double *)(vid.buffer + vid.height*vid.rowbytes);
|
||||
while (s < ends)
|
||||
*d++ = *s++;
|
||||
} else {
|
||||
while (rects) {
|
||||
int height, width, lineskip, i, j, xoff, yoff;
|
||||
double *d, *s;
|
||||
|
||||
height = rects->height;
|
||||
width = rects->width / sizeof(double);
|
||||
xoff = rects->x;
|
||||
yoff = rects->y;
|
||||
lineskip = (vid.width - (xoff + rects->width)) / sizeof(double);
|
||||
d = (double *)(framebuffer_ptr + yoff * vid.rowbytes + xoff);
|
||||
s = (double *)(vid.buffer + yoff * vid.rowbytes + xoff);
|
||||
for (i = yoff; i < height; i++) {
|
||||
for (j = xoff; j < width; j++)
|
||||
*d++ = *s++;
|
||||
d += lineskip;
|
||||
s += lineskip;
|
||||
}
|
||||
rects = rects->pnext;
|
||||
}
|
||||
}
|
||||
|
||||
if (current_mode.name && strcmp(vid_mode->string, current_mode.name)) {
|
||||
VID_SetMode (vid_mode->string, vid_current_palette);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
VID_LockBuffer (void)
|
||||
{
|
||||
}
|
||||
|
||||
void
|
||||
VID_UnlockBuffer (void)
|
||||
{
|
||||
}
|
||||
|
||||
void
|
||||
VID_SetCaption (char *text)
|
||||
{
|
||||
}
|
||||
Loading…
Reference in a new issue