mirror of https://github.com/BOINC/boinc.git
143 lines
4.4 KiB
C
143 lines
4.4 KiB
C
// This file is part of BOINC.
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// http://boinc.berkeley.edu
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// Copyright (C) 2008 University of California
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//
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// BOINC is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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//
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// BOINC is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
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// Graphics-related interaction with running apps.
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//
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// NOTE: This code is deprecated.
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// We're keeping it in so that "Show Graphics" will work
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// when pre-V6 apps run on a V6 client.
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// At some point (when all projects have V6 apps,
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// and all old CPDN jobs are finished) we can remove this.
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#include "cpp.h"
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#ifdef _WIN32
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#include "boinc_win.h"
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#else
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#include "config.h"
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#endif
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#include "diagnostics.h"
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#include "client_state.h"
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#include "client_msgs.h"
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#include "app.h"
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#include "util.h"
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void ACTIVE_TASK::request_graphics_mode(GRAPHICS_MSG& m) {
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char buf[MSG_CHANNEL_SIZE], buf2[256];
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if (!app_client_shm.shm) return;
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if (m.mode == MODE_FULLSCREEN) {
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// Remember mode before screensaver
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graphics_mode_before_ss = graphics_mode_acked;
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} else if (graphics_mode_acked != MODE_FULLSCREEN) {
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graphics_mode_before_ss = MODE_HIDE_GRAPHICS;
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}
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if ( (m.mode == MODE_HIDE_GRAPHICS) && (graphics_mode_acked == MODE_FULLSCREEN) ) {
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// Restore mode from before screensaver
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m.mode = graphics_mode_before_ss;
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}
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graphics_msg = m; // save graphics_station, desktop, display
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strcpy(buf, xml_graphics_modes[m.mode]);
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if (strlen(m.window_station)) {
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sprintf(buf2, "<window_station>%s</window_station>", m.window_station);
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strcat(buf, buf2);
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}
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if (strlen(m.desktop)) {
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sprintf(buf2, "<desktop>%s</desktop>", m.desktop);
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strcat(buf, buf2);
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}
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if (strlen(m.display)) {
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sprintf(buf2, "<display>%s</display>", m.display);
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strcat(buf, buf2);
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}
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if (log_flags.scrsave_debug) {
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msg_printf(0, MSG_INFO,
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"[scrsave_debug] ACTIVE_TASK::request_graphics_mode(): requesting graphics mode %s for %s",
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xml_graphics_modes[m.mode], result->name
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);
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}
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graphics_request_queue.msg_queue_send(
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buf,
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app_client_shm.shm->graphics_request
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);
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}
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// handle messages on the "graphics_reply" channel
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//
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void ACTIVE_TASK::check_graphics_mode_ack() {
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GRAPHICS_MSG gm;
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char buf[MSG_CHANNEL_SIZE];
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#if (defined (__APPLE__) && (defined(__i386__) || defined(__x86_64__)))
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// PowerPC apps emulated on i386 Macs crash if running graphics
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if (powerpc_emulated_on_i386) {
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graphics_mode_acked = MODE_UNSUPPORTED;
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return;
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}
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#endif
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if (!app_client_shm.shm) return;
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if (app_client_shm.shm->graphics_reply.get_msg(buf)) {
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app_client_shm.decode_graphics_msg(buf, gm);
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if (log_flags.scrsave_debug) {
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msg_printf(0, MSG_INFO,
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"[scrsave_debug] ACTIVE_TASK::check_graphics_mode_ack(): got graphics ack %s for %s, previous mode %s",
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buf, result->name, xml_graphics_modes[graphics_mode_acked]
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);
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}
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if (gm.mode != MODE_REREAD_PREFS) {
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graphics_mode_acked = gm.mode;
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}
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}
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}
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void ACTIVE_TASK_SET::graphics_poll() {
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unsigned int i;
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ACTIVE_TASK* atp;
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for (i=0; i<active_tasks.size(); i++) {
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atp = active_tasks[i];
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if (!atp->process_exists()) continue;
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atp->graphics_request_queue.msg_queue_poll(
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atp->app_client_shm.shm->graphics_request
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);
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atp->check_graphics_mode_ack();
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}
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}
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bool ACTIVE_TASK::supports_graphics() {
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#if (defined (__APPLE__) && (defined(__i386__) || defined(__x86_64__)))
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// PowerPC apps emulated on i386 Macs crash if running graphics
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if (powerpc_emulated_on_i386)
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return false;
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#endif
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if (graphics_mode_acked == MODE_UNSUPPORTED) return false;
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if (scheduler_state != CPU_SCHED_SCHEDULED) return false;
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return true;
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}
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const char *BOINC_RCSID_71e9cd9f4d = "$Id$";
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