boinc/api/graphics_api.C

116 lines
3.3 KiB
C
Executable File

// The contents of this file are subject to the Mozilla Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is the Berkeley Open Infrastructure for Network Computing.
//
// The Initial Developer of the Original Code is the SETI@home project.
// Portions created by the SETI@home project are Copyright (C) 2002
// University of California at Berkeley. All Rights Reserved.
//
// Contributor(s):
//
#include "graphics_api.h"
#include "error_numbers.h"
#include "parse.h"
#ifdef _WIN32
#include <afxwin.h>
DWORD WINAPI win_graphics_event_loop( LPVOID duff );
#endif
#ifdef __APPLE_CC__
#include <Carbon/Carbon.h>
#include <CoreServices/CoreServices.h>
//#include "mac_app_opengl.h"
#endif
extern GRAPHICS_INFO gi;
int boinc_init_opengl() {
#ifdef BOINC_APP_GRAPHICS
#ifdef _WIN32
DWORD threadId;
HANDLE hThread;
// Create the graphics thread, passing it the graphics info
hThread = CreateThread(
NULL, 0, win_graphics_event_loop, &gi, CREATE_SUSPENDED, &threadId
);
// Set it to idle priority
SetThreadPriority(hThread, THREAD_PRIORITY_HIGHEST);
// Start the graphics thread
ResumeThread(hThread);
#endif
#ifdef __APPLE_CC__
OSErr theErr = noErr;
ThreadID graphicsThreadID = 0;
ThreadEntryUPP entry_proc;
entry_proc = NewThreadEntryUPP( mac_graphics_event_loop );
// Create the thread in a suspended state
theErr = NewThread (
kCooperativeThread, entry_proc,
(void *)(&gi), 0, kNewSuspend, NULL, &graphicsThreadID
);
if (theErr != noErr) return ERR_THREAD;
// In theory we could do customized scheduling or install thread disposal routines here
// Put the graphics event loop into the ready state
SetThreadState(graphicsThreadID, kReadyThreadState, kNoThreadID);
YieldToAnyThread();
#endif
#endif
return 0;
}
int boinc_finish_opengl() {
return 0;
}
int write_graphics_file(FILE* f, GRAPHICS_INFO* gi) {
fprintf(f,
"<graphics_info>\n"
" <graphics_xsize>%d</graphics_xsize>\n"
" <graphics_ysize>%d</graphics_ysize>\n"
" <graphics_mode>%d</graphics_mode>\n"
" <graphics_refresh_period>%f</graphics_refresh_period>\n"
"</graphics_info>\n",
gi->xsize,
gi->ysize,
gi->graphics_mode,
gi->refresh_period
);
return 0;
}
int parse_graphics_file(FILE* f, GRAPHICS_INFO* gi) {
char buf[256];
while (fgets(buf, 256, f)) {
if (match_tag(buf, "<graphics_info>")) continue;
if (match_tag(buf, "</graphics_info>")) return 0;
else if (parse_int(buf, "<graphics_xsize>", gi->xsize)) continue;
else if (parse_int(buf, "<graphics_ysize>", gi->ysize)) continue;
else if (parse_int(buf, "<graphics_mode>", gi->graphics_mode)) continue;
else if (parse_double(buf, "<graphics_refresh_period>", gi->refresh_period)) continue;
else fprintf(stderr, "parse_graphics_file: unrecognized %s", buf);
}
return -1;
}