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authorJesse Hall <jessehall@google.com>2012-07-09 11:27:07 -0700
committerJesse Hall <jessehall@google.com>2012-07-22 00:35:08 -0700
commit9682c8870b8ff5e4ac2e4c70b759f791c6f38c1f (patch)
treeded6ee18c4e1f33df235e53615a6d65e2d64f4ef /distrib/sdl-1.2.15/src/video/xbios/SDL_xbios_centscreen.c
parent74b55003f76dbca96e4a26d98fe464081ca5341f (diff)
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Import SDL release-1.2.15
Change-Id: I505c4aea24325cad475f217db5589814b4c75dbf
Diffstat (limited to 'distrib/sdl-1.2.15/src/video/xbios/SDL_xbios_centscreen.c')
-rw-r--r--distrib/sdl-1.2.15/src/video/xbios/SDL_xbios_centscreen.c104
1 files changed, 104 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/xbios/SDL_xbios_centscreen.c b/distrib/sdl-1.2.15/src/video/xbios/SDL_xbios_centscreen.c
new file mode 100644
index 0000000..6daade2
--- /dev/null
+++ b/distrib/sdl-1.2.15/src/video/xbios/SDL_xbios_centscreen.c
@@ -0,0 +1,104 @@
+/*
+ SDL - Simple DirectMedia Layer
+ Copyright (C) 1997-2012 Sam Lantinga
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this library; if not, write to the Free
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+ Sam Lantinga
+ slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+/*
+ Centscreen extension definitions
+
+ Patrice Mandin
+*/
+
+#include <mint/falcon.h>
+
+#include "SDL_xbios.h"
+#include "SDL_xbios_centscreen.h"
+
+int SDL_XBIOS_ListCentscreenModes(_THIS, int actually_add)
+{
+ centscreen_mode_t curmode, listedmode;
+ unsigned long result;
+ int cur_handle; /* Current Centscreen mode handle */
+
+ /* Add Centscreen modes */
+ Vread(&curmode);
+ cur_handle = curmode.handle;
+ curmode.mode = curmode.physx = curmode.physy = curmode.plan =
+ curmode.logx = curmode.logy = -1;
+
+ result = Vfirst(&curmode, &listedmode);
+ if (result==0) {
+ while (result==0) {
+ /* Don't add modes with virtual screen */
+ if ((listedmode.mode & CSCREEN_VIRTUAL)==0) {
+ /* Don't add modes with bpp<8 */
+ if (listedmode.plan>=8) {
+ xbiosmode_t modeinfo;
+
+ modeinfo.number = listedmode.mode;
+ modeinfo.width = listedmode.physx;
+ modeinfo.height = listedmode.physy;
+ modeinfo.depth = listedmode.plan;
+ modeinfo.flags = (modeinfo.depth == 8 ? XBIOSMODE_C2P : 0);
+
+ SDL_XBIOS_AddMode(this, actually_add, &modeinfo);
+ }
+ }
+ SDL_memcpy(&curmode, &listedmode, sizeof(centscreen_mode_t));
+ curmode.mode = curmode.physx = curmode.physy = curmode.plan =
+ curmode.logx = curmode.logy = -1;
+ result = Vnext(&curmode, &listedmode);
+ }
+ } else {
+ fprintf(stderr, "No suitable Centscreen modes\n");
+ }
+
+ return cur_handle;
+}
+
+void SDL_XBIOS_CentscreenSetmode(_THIS, int width, int height, int planes)
+{
+ centscreen_mode_t newmode, curmode;
+
+ newmode.handle = newmode.mode = newmode.logx = newmode.logy = -1;
+ newmode.physx = width;
+ newmode.physy = height;
+ newmode.plan = planes;
+ Vwrite(0, &newmode, &curmode);
+
+#ifdef SDL_VIDEO_DISABLE_SCREENSAVER
+ /* Disable screensaver */
+ Vread(&newmode);
+ newmode.mode &= ~(CSCREEN_SAVER|CSCREEN_ENERGYSTAR);
+ Vwrite(0, &newmode, &curmode);
+#endif /* SDL_VIDEO_DISABLE_SCREENSAVER */
+}
+
+void SDL_XBIOS_CentscreenRestore(_THIS, int prev_handle)
+{
+ centscreen_mode_t newmode, curmode;
+
+ /* Restore old video mode */
+ newmode.handle = prev_handle;
+ newmode.mode = newmode.physx = newmode.physy = newmode.plan =
+ newmode.logx = newmode.logy = -1;
+ Vwrite(0, &newmode, &curmode);
+}