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tdelibs/tderandr/libtderandr.cc

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/* libtderandr.cc - class KRandr that makes it easy to use XRandr in KDE
This file is part of KRandr 0.9.5
Copyright (C) 2010 Timothy Pearson
LibKRandr's homepage : http://www.trinitydesktop.org
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; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
Send comments and bug fixes to Timothy Pearson <kb9vqf@pearsoncomputing.net>
***************************************************************************/
#include <tqdir.h>
#include <tqtimer.h>
#include <tqstringlist.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <tdeapplication.h>
#include <stdlib.h>
#include <unistd.h>
#include <cmath>
#include "libtderandr.h"
#include <X11/extensions/dpms.h>
// FIXME
// For now, just use the standalone xrandr program to apply the display settings
#define USE_XRANDR_PROGRAM
// This routine is courtsey of an answer on "Stack Overflow"
// It takes an LSB-first int and makes it an MSB-first int (or vice versa)
unsigned int reverse_bits(register unsigned int x)
{
x = (((x & 0xaaaaaaaa) >> 1) | ((x & 0x55555555) << 1));
x = (((x & 0xcccccccc) >> 2) | ((x & 0x33333333) << 2));
x = (((x & 0xf0f0f0f0) >> 4) | ((x & 0x0f0f0f0f) << 4));
x = (((x & 0xff00ff00) >> 8) | ((x & 0x00ff00ff) << 8));
return((x >> 16) | (x << 16));
}
// This routine returns the output of an arbitrary Bash command
TQString exec(const char * cmd) {
TQString bashcommand = cmd;
bashcommand = bashcommand.replace("\"", "\\\"");
bashcommand = TQString("/bin/bash -c \"%1\" 2>&1").arg(bashcommand);
FILE* pipe = popen(bashcommand.ascii(), "r");
if (!pipe) return "ERROR";
char buffer[128];
TQString result = "";
while(!feof(pipe)) {
if(fgets(buffer, 128, pipe) != NULL) {
result += buffer;
}
}
pclose(pipe);
result.remove(result.length(), 1);
return result;
}
TQString capitalizeString(TQString in) {
return in.left(1).upper() + in.right(in.length()-1);
}
TQString KRandrSimpleAPI::getIccFileName(TQString profileName, TQString screenName, TQString kde_confdir) {
KSimpleConfig *t_config = NULL;
KSimpleConfig *t_systemconfig = NULL;
int t_numberOfProfiles;
TQStringList t_cfgProfiles;
TQString retval;
if (profileName != NULL) {
t_config = new KSimpleConfig( TQString::fromLatin1( "kiccconfigrc" ));
}
else {
t_systemconfig = new KSimpleConfig( kde_confdir + TQString("/kicc/kiccconfigrc") );
}
if (profileName != NULL) {
t_config->setGroup(NULL);
if (t_config->readBoolEntry("EnableICC", false) == true) {
t_config->setGroup(profileName);
retval = t_config->readEntry(screenName);
}
else {
retval = "";
}
}
else {
t_systemconfig->setGroup(NULL);
if (t_systemconfig->readBoolEntry("EnableICC", false) == true) {
retval = t_systemconfig->readEntry("ICCFile");
}
else {
retval = "";
}
}
if (profileName != "") {
if (t_config) {
delete t_config;
}
}
else {
if (t_systemconfig) {
delete t_systemconfig;
}
}
return retval;
}
TQString KRandrSimpleAPI::applyIccFile(TQString screenName, TQString fileName) {
int i;
int j;
Display *randr_display;
ScreenInfo *randr_screen_info;
XRROutputInfo *output_info;
int screenNumber = 0;
if (fileName != "") {
// FIXME
// This should use the RRSetCrtcGamma function when available
// That is the only way to get proper setting when two output are active at the same time
// (otherwise in clone mode only one screen is available)
// HACK
// For now, simply exit with no changes if screenName is not an active output
if (isValid() == true) {
screenNumber = -1;
randr_display = tqt_xdisplay();
randr_screen_info = read_screen_info(randr_display);
if (randr_screen_info == NULL) {
return "";
}
j=0;
for (i = 0; i < randr_screen_info->n_output; i++) {
output_info = randr_screen_info->outputs[i]->info;
// Look for ON outputs...
if (!randr_screen_info->outputs[i]->cur_crtc) {
continue;
}
// ...that are connected
if (RR_Disconnected == randr_screen_info->outputs[i]->info->connection) {
continue;
}
if (output_info->name == screenName) {
screenNumber = j;
}
j++;
}
freeScreenInfoStructure(randr_screen_info);
}
if (screenNumber >= 0) {
// Apply ICC settings with XCalib
TQString icc_command;
FILE *pipe_xcalib;
char xcalib_result[2048];
int i;
xcalib_result[0]=0;
icc_command = TQString("xcalib \"%1\"").arg(fileName);
if ((pipe_xcalib = popen(icc_command.ascii(), "r")) == NULL)
{
printf("Xcalib pipe error\n\r [xcalib apply]");
}
else {
if (fgets(xcalib_result, 2048, pipe_xcalib)) {
pclose(pipe_xcalib);
for (i=1;i<2048;i++) {
if (xcalib_result[i] == 0) {
xcalib_result[i-1]=0;
i=2048;
}
}
if (strlen(xcalib_result) > 2) {
return xcalib_result;
}
}
else {
return "";
}
}
}
}
else {
// Reset ICC profile on this screen
// FIXME
// This should use the RRSetCrtcGamma function when available
// That is the only way to get proper setting when two output are active at the same time
// (otherwise in clone mode only one screen is available)
// HACK
// For now, simply exit with no changes if screenName is not an active output
if (isValid() == true) {
screenNumber = -1;
randr_display = tqt_xdisplay();
randr_screen_info = read_screen_info(randr_display);
if (randr_screen_info == NULL) {
return "";
}
j=0;
for (i = 0; i < randr_screen_info->n_output; i++) {
output_info = randr_screen_info->outputs[i]->info;
// Look for ON outputs...
if (!randr_screen_info->outputs[i]->cur_crtc) {
continue;
}
// ...that are connected
if (RR_Disconnected == randr_screen_info->outputs[i]->info->connection) {
continue;
}
if (output_info->name == screenName) {
screenNumber = j;
}
j++;
}
freeScreenInfoStructure(randr_screen_info);
}
if (screenNumber >= 0) {
// Apply ICC settings with XCalib
TQString icc_command;
FILE *pipe_xcalib;
char xcalib_result[2048];
int i;
xcalib_result[0]=0;
icc_command = TQString("xcalib -c");
if ((pipe_xcalib = popen(icc_command.ascii(), "r")) == NULL)
{
printf("Xcalib pipe error\n\r [xcalib clear]");
}
else {
if (fgets(xcalib_result, 2048, pipe_xcalib)) {
pclose(pipe_xcalib);
for (i=1;i<2048;i++) {
if (xcalib_result[i] == 0) {
xcalib_result[i-1]=0;
i=2048;
}
}
if (strlen(xcalib_result) > 2) {
return xcalib_result;
}
}
else {
return "";
}
}
}
}
return "";
}
TQString KRandrSimpleAPI::applyIccConfiguration(TQString profileName, TQString kde_confdir) {
int i;
Display *randr_display;
ScreenInfo *randr_screen_info;
XRROutputInfo *output_info;
KSimpleConfig *t_config;
int screenNumber = 0;
TQString errorstr = "";
t_config = new KSimpleConfig( TQString::fromLatin1( "kiccconfigrc" ));
// Find all screens
if (isValid() == true) {
randr_display = tqt_xdisplay();
randr_screen_info = read_screen_info(randr_display);
if (randr_screen_info == NULL) {
return "";
}
for (i = 0; i < randr_screen_info->n_output; i++) {
output_info = randr_screen_info->outputs[i]->info;
errorstr = applyIccFile(output_info->name, getIccFileName(profileName, output_info->name, kde_confdir));
if (errorstr != "") {
return errorstr;
}
}
freeScreenInfoStructure(randr_screen_info);
}
else {
return applyIccFile(getIccFileName(profileName, "Default", kde_confdir), "Default");
}
t_config->writeEntry("CurrentProfile", profileName);
t_config->sync();
delete t_config;
return "";
}
TQString KRandrSimpleAPI::getEDIDMonitorName(int card, TQString displayname) {
TQString edid;
TQByteArray binaryedid = getEDID(card, displayname);
if (binaryedid.isNull())
return TQString();
// Get the manufacturer ID
unsigned char letter_1 = ((binaryedid[8]>>2) & 0x1F) + 0x40;
unsigned char letter_2 = (((binaryedid[8] & 0x03) << 3) | ((binaryedid[9]>>5) & 0x07)) + 0x40;
unsigned char letter_3 = (binaryedid[9] & 0x1F) + 0x40;
TQChar qletter_1 = TQChar(letter_1);
TQChar qletter_2 = TQChar(letter_2);
TQChar qletter_3 = TQChar(letter_3);
TQString manufacturer_id = TQString("%1%2%3").arg(qletter_1).arg(qletter_2).arg(qletter_3);
// Get the model ID
unsigned int raw_model_id = (((binaryedid[10] << 8) | binaryedid[11]) << 16) & 0xFFFF0000;
// Reverse the bit order
unsigned int model_id = reverse_bits(raw_model_id);
// Try to get the model name
bool has_friendly_name = false;
unsigned char descriptor_block[18];
int i;
for (i=72;i<90;i++) {
descriptor_block[i-72] = binaryedid[i] & 0xFF;
}
if ((descriptor_block[0] != 0) || (descriptor_block[1] != 0) || (descriptor_block[3] != 0xFC)) {
for (i=90;i<108;i++) {
descriptor_block[i-90] = binaryedid[i] & 0xFF;
}
if ((descriptor_block[0] != 0) || (descriptor_block[1] != 0) || (descriptor_block[3] != 0xFC)) {
for (i=108;i<126;i++) {
descriptor_block[i-108] = binaryedid[i] & 0xFF;
}
}
}
TQString monitor_name;
if ((descriptor_block[0] == 0) && (descriptor_block[1] == 0) && (descriptor_block[3] == 0xFC)) {
char* pos = strchr((char *)(descriptor_block+5), '\n');
if (pos) {
*pos = 0;
has_friendly_name = true;
monitor_name = TQString((char *)(descriptor_block+5));
}
else {
has_friendly_name = false;
}
}
// [FIXME]
// Look up manudacturer names if possible!
if (has_friendly_name)
edid = TQString("%1 %2").arg(manufacturer_id).arg(monitor_name);
else
edid = TQString("%1 0x%2").arg(manufacturer_id).arg(model_id, 0, 16);
return edid;
}
TQByteArray KRandrSimpleAPI::getEDID(int card, TQString displayname) {
TQFile file(TQString("/sys/class/drm/card%1-%2/edid").arg(card).arg(displayname));
if (!file.open (IO_ReadOnly))
return TQByteArray();
TQByteArray binaryedid = file.readAll();
file.close();
return binaryedid;
}
TQString KRandrSimpleAPI::getCurrentProfile () {
TQString profileName;
KSimpleConfig *t_config;
t_config = new KSimpleConfig( TQString::fromLatin1( "kiccconfigrc" ));
profileName = t_config->readEntry("CurrentProfile");
delete t_config;
return profileName;
}
TQString KRandrSimpleAPI::applySystemWideIccConfiguration(TQString kde_confdir) {
// Apply ICC settings with XCalib
TQString icc_command;
FILE *pipe_xcalib;
char xcalib_result[2048];
int i;
xcalib_result[0]=0;
icc_command = TQString("xcalib \"%1\"").arg(getIccFileName(NULL, "Default", kde_confdir));
if ((pipe_xcalib = popen(icc_command.ascii(), "r")) == NULL)
{
printf("Xcalib pipe error [xcalib apply]\n\r");
}
else {
if (fgets(xcalib_result, 2048, pipe_xcalib)) {
pclose(pipe_xcalib);
for (i=1;i<2048;i++) {
if (xcalib_result[i] == 0) {
xcalib_result[i-1]=0;
i=2048;
}
}
if (strlen(xcalib_result) > 2) {
return xcalib_result;
}
}
else {
return "";
}
}
return "";
}
TQStringList KRandrSimpleAPI::getDisplayConfigurationProfiles(TQString kde_confdir) {
TQStringList ret;
TQDir d(kde_confdir + "/displayconfig/");
d.setFilter(TQDir::Files);
d.setSorting(TQDir::Name);
const TQFileInfoList *list = d.entryInfoList();
if (list) {
TQFileInfoListIterator it(*list);
TQFileInfo *fi;
while ((fi = it.current()) != 0) {
if (fi->fileName() != "default") {
ret.append(fi->fileName());
}
++it;
}
}
return ret;
}
bool KRandrSimpleAPI::deleteDisplayConfiguration(TQString profilename, TQString kde_confdir) {
TQString fileName = kde_confdir + "/displayconfig/";
fileName.append(profilename);
return (!unlink(fileName.ascii()));
}
bool KRandrSimpleAPI::renameDisplayConfiguration(TQString profilename, TQString newprofilename, TQString kde_confdir) {
TQString fileName = kde_confdir + "/displayconfig/";
TQString newFileName = fileName;
fileName.append(profilename);
newFileName.append(newprofilename);
TQDir d(kde_confdir + "/displayconfig/");
return (d.rename(fileName, newFileName));
}
void KRandrSimpleAPI::saveDisplayConfiguration(bool enable, bool applyonstart, TQString profilename, TQString defaultprofilename, TQString kde_confdir, TQPtrList<SingleScreenData> screenInfoArray) {
int i;
TQString filename;
filename = "displayglobals";
filename.prepend(kde_confdir.append("/"));
KSimpleConfig* display_config = new KSimpleConfig( filename );
display_config->setGroup("General");
display_config->writeEntry("EnableDisplayControl", enable);
display_config->writeEntry("ApplySettingsOnStart", applyonstart);
display_config->writeEntry("StartupProfileName", defaultprofilename);
display_config->sync();
delete display_config;
filename = profilename;
if (filename == "") {
filename = "default";
}
filename.prepend(kde_confdir.append("/displayconfig/"));
display_config = new KSimpleConfig( filename );
i=0;
SingleScreenData *screendata;
for ( screendata=screenInfoArray.first(); screendata; screendata=screenInfoArray.next() ) {
display_config->setGroup(TQString("SCREEN %1").arg(i));
display_config->writeEntry("ScreenUniqueName", screendata->screenUniqueName);
display_config->writeEntry("ScreenFriendlyName", screendata->screenFriendlyName);
display_config->writeEntry("GenericScreenDetected", screendata->generic_screen_detected);
display_config->writeEntry("ScreenConnected", screendata->screen_connected);
display_config->writeEntry("Resolutions", screendata->resolutions);
display_config->writeEntry("RefreshRates", screendata->refresh_rates);
display_config->writeEntry("ColorDepths", screendata->color_depths);
display_config->writeEntry("AvailableRotations", screendata->rotations);
display_config->writeEntry("CurrentResolution", screendata->current_resolution_index);
display_config->writeEntry("CurrentRefreshRate", screendata->current_refresh_rate_index);
display_config->writeEntry("CurrentColorDepth", screendata->current_color_depth_index);
display_config->writeEntry("CurrentRotation", screendata->current_rotation_index);
display_config->writeEntry("CurrentOrientiation", screendata->current_orientation_mask);
display_config->writeEntry("GammaRed", screendata->gamma_red);
display_config->writeEntry("GammaGreen", screendata->gamma_green);
display_config->writeEntry("GammaBlue", screendata->gamma_blue);
display_config->writeEntry("CurrentXFlip", screendata->has_x_flip);
display_config->writeEntry("CurrentYFlip", screendata->has_y_flip);
display_config->writeEntry("SupportsTransformation", screendata->supports_transformations);
display_config->writeEntry("IsPrimary", screendata->is_primary);
display_config->writeEntry("IsExtended", screendata->is_extended);
display_config->writeEntry("AbsXPos", screendata->absolute_x_position);
display_config->writeEntry("AbsYPos", screendata->absolute_y_position);
display_config->writeEntry("CurrentXPixelCount", screendata->current_x_pixel_count);
display_config->writeEntry("CurrentYPixelCount", screendata->current_y_pixel_count);
display_config->writeEntry("HasDPMS", screendata->has_dpms);
display_config->writeEntry("EnableDPMS", screendata->enable_dpms);
display_config->writeEntry("DPMSStandbyDelay", screendata->dpms_standby_delay);
display_config->writeEntry("DPMSSuspendDelay", screendata->dpms_suspend_delay);
display_config->writeEntry("DPMSPowerDownDelay", screendata->dpms_off_delay);
i++;
}
display_config->sync();
delete display_config;
}
TQPoint KRandrSimpleAPI::applyStartupDisplayConfiguration(TQString kde_confdir) {
bool applyonstart = getDisplayConfigurationStartupAutoApplyEnabled(kde_confdir);
if (applyonstart) {
TQString profilename = getDisplayConfigurationStartupAutoApplyName(kde_confdir);
return applyDisplayConfiguration(profilename, kde_confdir);
}
else {
return TQPoint();
}
}
TQPoint KRandrSimpleAPI::applyDisplayConfiguration(TQString profilename, TQString kde_confdir) {
TQPoint ret;
bool enabled = getDisplayConfigurationEnabled(kde_confdir);
if (profilename == "") {
profilename = "default";
}
if (enabled) {
TQPtrList<SingleScreenData> screenInfoArray;
screenInfoArray = loadDisplayConfiguration(profilename, kde_confdir);
if (screenInfoArray.count() > 0) {
applyDisplayConfiguration(screenInfoArray, FALSE, kde_confdir);
}
destroyScreenInformationObject(screenInfoArray);
screenInfoArray = readCurrentDisplayConfiguration();
ensureMonitorDataConsistency(screenInfoArray);
ret = primaryScreenOffsetFromTLC(screenInfoArray);
destroyScreenInformationObject(screenInfoArray);
}
return ret;
}
TQPtrList<SingleScreenData> KRandrSimpleAPI::loadDisplayConfiguration(TQString profilename, TQString kde_confdir) {
int i;
TQString filename;
filename = profilename;
if (filename == "") {
filename = "default";
}
filename.prepend(kde_confdir.append("/displayconfig/"));
KSimpleConfig* display_config = new KSimpleConfig( filename );
TQStringList grouplist = display_config->groupList();
SingleScreenData *screendata;
TQPtrList<SingleScreenData> screenInfoArray;
for ( TQStringList::Iterator it = grouplist.begin(); it != grouplist.end(); ++it ) {
if ((*it).startsWith("SCREEN ")) {
display_config->setGroup(*it);
i = ((*it).remove("SCREEN ")).toInt();
screendata = new SingleScreenData;
screenInfoArray.append(screendata);
screendata->screenUniqueName = display_config->readEntry("ScreenUniqueName");
screendata->screenFriendlyName = display_config->readEntry("ScreenFriendlyName");
screendata->generic_screen_detected = display_config->readBoolEntry("GenericScreenDetected");
screendata->screen_connected = display_config->readBoolEntry("ScreenConnected");
screendata->resolutions = display_config->readListEntry("Resolutions");
screendata->refresh_rates = display_config->readListEntry("RefreshRates");
screendata->color_depths = display_config->readListEntry("ColorDepths");
screendata->rotations = display_config->readListEntry("AvailableRotations");
screendata->current_resolution_index = display_config->readNumEntry("CurrentResolution");
screendata->current_refresh_rate_index = display_config->readNumEntry("CurrentRefreshRate");
screendata->current_color_depth_index = display_config->readNumEntry("CurrentColorDepth");
screendata->current_rotation_index = display_config->readNumEntry("CurrentRotation");
screendata->current_orientation_mask = display_config->readNumEntry("CurrentOrientiation");
screendata->gamma_red = display_config->readDoubleNumEntry("GammaRed");
screendata->gamma_green = display_config->readDoubleNumEntry("GammaGreen");
screendata->gamma_blue = display_config->readDoubleNumEntry("GammaBlue");
screendata->has_x_flip = display_config->readBoolEntry("CurrentXFlip");
screendata->has_y_flip = display_config->readBoolEntry("CurrentYFlip");
screendata->supports_transformations = display_config->readBoolEntry("SupportsTransformation");
screendata->is_primary = display_config->readBoolEntry("IsPrimary");
screendata->is_extended = display_config->readBoolEntry("IsExtended");
screendata->absolute_x_position = display_config->readNumEntry("AbsXPos");
screendata->absolute_y_position = display_config->readNumEntry("AbsYPos");
screendata->current_x_pixel_count = display_config->readNumEntry("CurrentXPixelCount");
screendata->current_y_pixel_count = display_config->readNumEntry("CurrentYPixelCount");
screendata->has_dpms = display_config->readBoolEntry("HasDPMS");
screendata->enable_dpms = display_config->readBoolEntry("EnableDPMS");
screendata->dpms_standby_delay = display_config->readNumEntry("DPMSStandbyDelay");
screendata->dpms_suspend_delay = display_config->readNumEntry("DPMSSuspendDelay");
screendata->dpms_off_delay = display_config->readNumEntry("DPMSPowerDownDelay");
}
}
delete display_config;
return screenInfoArray;
}
int KRandrSimpleAPI::getHardwareRotationFlags(SingleScreenData* screendata) {
int rotationFlags = 0;
TQString rotationDesired = *screendata->rotations.at(screendata->current_rotation_index);
if (rotationDesired == ROTATION_0_DEGREES_STRING) {
rotationFlags = rotationFlags | RandRScreen::Rotate0;
}
else if (rotationDesired == ROTATION_90_DEGREES_STRING) {
rotationFlags = rotationFlags | RandRScreen::Rotate90;
}
else if (rotationDesired == ROTATION_180_DEGREES_STRING) {
rotationFlags = rotationFlags | RandRScreen::Rotate180;
}
else if (rotationDesired == ROTATION_270_DEGREES_STRING) {
rotationFlags = rotationFlags | RandRScreen::Rotate270;
}
if (screendata->has_x_flip) {
rotationFlags = rotationFlags | RandRScreen::ReflectX;
}
if (screendata->has_y_flip) {
rotationFlags = rotationFlags | RandRScreen::ReflectY;
}
return rotationFlags;
}
#define USE_XRANDR_PROGRAM
bool KRandrSimpleAPI::applyDisplayConfiguration(TQPtrList<SingleScreenData> screenInfoArray, bool test, TQString kde_confdir) {
int i;
int j;
bool accepted = true;
Display *randr_display;
XRROutputInfo *output_info;
ScreenInfo *randr_screen_info;
SingleScreenData *screendata;
TQPtrList<SingleScreenData> oldconfig;
if (test == TRUE) {
oldconfig = readCurrentDisplayConfiguration();
}
if (isValid() == true) {
#ifdef USE_XRANDR_PROGRAM
// Assemble the command string for xrandr
TQString command;
command = "xrandr";
randr_display = tqt_xdisplay();
randr_screen_info = read_screen_info(randr_display);
for (i = 0; i < screenInfoArray.count(); i++) {
screendata = screenInfoArray.at(i);
if (screendata) {
output_info = randr_screen_info->outputs[i]->info;
command.append(" --output ").append(output_info->name);
if (screendata->is_primary || screendata->is_extended) {
command.append(TQString(" --mode %1x%2").arg(screendata->current_x_pixel_count).arg(screendata->current_y_pixel_count));
command.append(TQString(" --pos %1x%2").arg(screendata->absolute_x_position).arg(screendata->absolute_y_position));
command.append(TQString(" --refresh %1").arg((*screendata->refresh_rates.at(screendata->current_refresh_rate_index)).replace("Hz", "")));
command.append(TQString(" --gamma %1:%2:%3").arg(screendata->gamma_red).arg(screendata->gamma_green).arg(screendata->gamma_blue));
if (screendata->current_rotation_index == 0) command.append(" --rotate ").append("normal");
if (screendata->current_rotation_index == 1) command.append(" --rotate ").append("left");
if (screendata->current_rotation_index == 2) command.append(" --rotate ").append("inverted");
if (screendata->current_rotation_index == 3) command.append(" --rotate ").append("right");
if ((screendata->has_x_flip == 0) && (screendata->has_y_flip == 0)) command.append(" --reflect ").append("normal");
if ((screendata->has_x_flip == 1) && (screendata->has_y_flip == 0)) command.append(" --reflect ").append("x");
if ((screendata->has_x_flip == 0) && (screendata->has_y_flip == 1)) command.append(" --reflect ").append("y");
if ((screendata->has_x_flip == 1) && (screendata->has_y_flip == 1)) command.append(" --reflect ").append("xy");
if (screendata->is_primary) {
command.append(" --primary");
}
}
else {
command.append(" --off");
}
}
else {
printf("[WARNING] Unable to find configuration for monitor %d; settings may not be correctly applied...\n\r", i); fflush(stdout);
}
}
freeScreenInfoStructure(randr_screen_info);
TQString xrandr_command_output = exec(command.ascii());
xrandr_command_output = xrandr_command_output.stripWhiteSpace();
if (test) {
if (xrandr_command_output != "") {
applyDisplayConfiguration(oldconfig, FALSE, kde_confdir);
accepted = false;
destroyScreenInformationObject(oldconfig);
KMessageBox::sorry(0, xrandr_command_output, i18n("XRandR encountered a problem"));
return accepted;
}
}
#else
randr_display = tqt_xdisplay();
randr_screen_info = read_screen_info(randr_display);
// Turn off all displays
for (i = 0; i < screenInfoArray.count(); i++) {
screendata = screenInfoArray.at(i);
output_info = randr_screen_info->outputs[i]->info;
randr_screen_info->cur_crtc = randr_screen_info->outputs[i]->cur_crtc;
randr_screen_info->cur_output = randr_screen_info->outputs[i];
randr_screen_info->cur_output->auto_set = 0;
randr_screen_info->cur_output->off_set = 1;
output_off (randr_screen_info, randr_screen_info->cur_output);
j=main_low_apply(randr_screen_info);
}
freeScreenInfoStructure(randr_screen_info);
randr_screen_info = read_screen_info(randr_display);
// Turn on the primary display
for (i = 0; i < screenInfoArray.count(); i++) {
screendata = screenInfoArray.at(i);
output_info = randr_screen_info->outputs[i]->info;
if (screendata->is_primary == true) {
randr_screen_info->cur_crtc = randr_screen_info->outputs[i]->cur_crtc;
randr_screen_info->cur_output = randr_screen_info->outputs[i];
randr_screen_info->cur_output->auto_set = 1;
randr_screen_info->cur_output->off_set = 0;
output_auto (randr_screen_info, randr_screen_info->cur_output);
j=main_low_apply(randr_screen_info);
}
}
freeScreenInfoStructure(randr_screen_info);
// Handle the remaining displays
randr_screen_info = read_screen_info(randr_display);
for (i = 0; i < screenInfoArray.count(); i++) {
screendata = screenInfoArray.at(i);
output_info = randr_screen_info->outputs[i]->info;
// Activate or deactivate the screens as necessary
randr_screen_info->cur_crtc = randr_screen_info->outputs[i]->cur_crtc;
randr_screen_info->cur_output = randr_screen_info->outputs[i];
if (screendata->is_primary == false) {
if (screendata->is_primary || screendata->is_extended) {
randr_screen_info->cur_output->auto_set = 1;
randr_screen_info->cur_output->off_set = 0;
output_auto (randr_screen_info, randr_screen_info->cur_output);
j=main_low_apply(randr_screen_info);
}
else {
randr_screen_info->cur_output->auto_set = 0;
randr_screen_info->cur_output->off_set = 1;
output_off (randr_screen_info, randr_screen_info->cur_output);
j=main_low_apply(randr_screen_info);
}
}
}
freeScreenInfoStructure(randr_screen_info);
randr_screen_info = read_screen_info(randr_display);
for (i = 0; i < screenInfoArray.count(); i++) {
screendata = screenInfoArray.at(i);
output_info = randr_screen_info->outputs[i]->info;
if (screendata->is_primary || screendata->is_extended) {
// Set rotation, refresh rate, and size
RandRScreen *cur_screen = new RandRScreen(i);
cur_screen->proposeSize(screendata->current_resolution_index);
cur_screen->proposeRefreshRate(screendata->current_refresh_rate_index);
cur_screen->proposeRotation(getHardwareRotationFlags(screendata));
cur_screen->applyProposed();
delete cur_screen;
// Force data reload
randr_screen_info = read_screen_info(randr_display);
output_info = randr_screen_info->outputs[i]->info;
// Finally, set the screen's position
randr_screen_info->cur_crtc = randr_screen_info->outputs[i]->cur_crtc;
if (randr_screen_info->cur_crtc) {
randr_screen_info->cur_crtc->cur_x = screendata->absolute_x_position;
randr_screen_info->cur_crtc->cur_y = screendata->absolute_y_position;
j=main_low_apply(randr_screen_info);
}
}
}
freeScreenInfoStructure(randr_screen_info);
#endif
}
applyDisplayGamma(screenInfoArray);
applyDisplayDPMS(screenInfoArray);
TQString current_icc_profile = getCurrentProfile();
applySystemWideIccConfiguration(kde_confdir);
applyIccConfiguration(current_icc_profile, kde_confdir);
if (test == TRUE) {
int ret = showTestConfigurationDialog();
if (!ret) {
applyDisplayConfiguration(oldconfig, FALSE, kde_confdir);
accepted = false;
}
destroyScreenInformationObject(oldconfig);
}
return accepted;
}
TQPtrList<SingleScreenData> KRandrSimpleAPI::copyScreenInformationObject(TQPtrList<SingleScreenData> screenInfoArray) {
SingleScreenData *origscreendata;
SingleScreenData *copyscreendata;
TQPtrList<SingleScreenData> retArray;
for ( origscreendata = screenInfoArray.first(); origscreendata; origscreendata = screenInfoArray.next() ) {
copyscreendata = new SingleScreenData;
*copyscreendata = *origscreendata;
retArray.append(copyscreendata);
}
return retArray;
}
void KRandrSimpleAPI::destroyScreenInformationObject(TQPtrList<SingleScreenData> screenInfoArray) {
SingleScreenData *screendata;
for ( screendata = screenInfoArray.first(); screendata; screendata = screenInfoArray.next() ) {
screenInfoArray.remove(screendata);
delete screendata;
}
}
void KRandrSimpleAPI::ensureMonitorDataConsistency(TQPtrList<SingleScreenData> screenInfoArray) {
int i;
SingleScreenData *screendata;
int numberOfScreens = screenInfoArray.count();
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
if (!screendata->screen_connected) {
screendata->is_primary = false;
screendata->is_extended = false;
}
}
bool has_primary_monitor = false;
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
if (screendata->is_primary) {
has_primary_monitor = true;
}
}
if (!has_primary_monitor) {
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
if (!has_primary_monitor) {
if (screendata->screen_connected && screendata->is_extended) {
screendata->is_primary = true;
screendata->is_extended = true;
has_primary_monitor = true;
}
}
}
}
if (!has_primary_monitor) {
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
if (!has_primary_monitor) {
if (screendata->screen_connected) {
screendata->is_primary = true;
screendata->is_extended = true;
has_primary_monitor = true;
}
}
}
}
bool found_first_primary_monitor = false;
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
if (screendata->is_primary) {
if (!found_first_primary_monitor) {
found_first_primary_monitor = true;
}
else {
screendata->is_primary = false;
}
}
}
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
if (screendata->is_primary) {
screendata->is_extended = true;
}
}
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
TQString resolutionstring = screendata->resolutions[screendata->current_resolution_index];
int separator_pos = resolutionstring.find(" x ");
TQString x_res_string = resolutionstring.left(separator_pos);
TQString y_res_string = resolutionstring.right(resolutionstring.length()-separator_pos-3);
screendata->current_x_pixel_count = x_res_string.toInt();
screendata->current_y_pixel_count = y_res_string.toInt();
screendata->current_orientation_mask = getHardwareRotationFlags(screendata);
}
// Each screen's absolute position is given relative to the primary monitor
// Fix up the absolute positions
int primary_offset_x = 0;
int primary_offset_y = 0;
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
if (screendata->is_primary) {
primary_offset_x = screendata->absolute_x_position;
primary_offset_y = screendata->absolute_y_position;
primary_offset_x = primary_offset_x * (-1);
primary_offset_y = primary_offset_y * (-1);
}
}
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
screendata->absolute_x_position = screendata->absolute_x_position + primary_offset_x;
screendata->absolute_y_position = screendata->absolute_y_position + primary_offset_y;
}
}
TQPoint KRandrSimpleAPI::primaryScreenOffsetFromTLC(TQPtrList<SingleScreenData> screenInfoArray) {
int i;
SingleScreenData *screendata;
int numberOfScreens = screenInfoArray.count();
int primary_offset_x = 0;
int primary_offset_y = 0;
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
if (screendata->absolute_x_position < primary_offset_x) {
primary_offset_x = screendata->absolute_x_position;
}
if (screendata->absolute_y_position < primary_offset_y) {
primary_offset_y = screendata->absolute_y_position;
}
}
primary_offset_x = primary_offset_x * (-1);
primary_offset_y = primary_offset_y * (-1);
return TQPoint(primary_offset_x, primary_offset_y);
}
HotPlugRulesList KRandrSimpleAPI::getHotplugRules(TQString kde_confdir) {
int i;
TQString filename;
HotPlugRulesList ret;
filename = "displayglobals";
filename.prepend(kde_confdir.append("/"));
KSimpleConfig* display_config = new KSimpleConfig( filename );
TQStringList grouplist = display_config->groupList();
for ( TQStringList::Iterator it = grouplist.begin(); it != grouplist.end(); ++it ) {
if (!(*it).startsWith("Hotplug-Rule")) {
continue;
}
HotPlugRule rule;
display_config->setGroup(*it);
rule.outputs = display_config->readListEntry("Outputs");
rule.states = display_config->readIntListEntry("States");
rule.profileName = display_config->readEntry("Profile");
ret.append(rule);
}
delete display_config;
return ret;
}
void KRandrSimpleAPI::saveHotplugRules(HotPlugRulesList rules, TQString kde_confdir) {
int i;
TQString filename;
filename = "displayglobals";
filename.prepend(kde_confdir.append("/"));
KSimpleConfig* display_config = new KSimpleConfig( filename );
TQStringList grouplist = display_config->groupList();
for ( TQStringList::Iterator it = grouplist.begin(); it != grouplist.end(); ++it ) {
if (!(*it).startsWith("Hotplug-Rule")) {
continue;
}
display_config->deleteGroup(*it, true, false);
}
HotPlugRulesList::Iterator it;
i=0;
for (it=rules.begin(); it != rules.end(); ++it) {
display_config->setGroup(TQString("Hotplug-Rule%1").arg(i));
display_config->writeEntry("Outputs", (*it).outputs);
display_config->writeEntry("States", (*it).states);
display_config->writeEntry("Profile", (*it).profileName);
i++;
}
display_config->sync();
delete display_config;
}
bool KRandrSimpleAPI::getDisplayConfigurationEnabled(TQString kde_confdir) {
TQString filename = "displayglobals";
filename.prepend(kde_confdir.append("/"));
KSimpleConfig* display_config = new KSimpleConfig( filename );
display_config->setGroup("General");
bool enabled = display_config->readBoolEntry("EnableDisplayControl", false);
delete display_config;
return enabled;
}
bool KRandrSimpleAPI::getDisplayConfigurationStartupAutoApplyEnabled(TQString kde_confdir) {
TQString filename = "displayglobals";
filename.prepend(kde_confdir.append("/"));
KSimpleConfig* display_config = new KSimpleConfig( filename );
display_config->setGroup("General");
bool applyonstart = display_config->readBoolEntry("ApplySettingsOnStart", false);
delete display_config;
return applyonstart;
}
TQString KRandrSimpleAPI::getDisplayConfigurationStartupAutoApplyName(TQString kde_confdir) {
TQString filename = "displayglobals";
filename.prepend(kde_confdir.append("/"));
KSimpleConfig* display_config = new KSimpleConfig( filename );
display_config->setGroup("General");
TQString profilename = display_config->readEntry("StartupProfileName", "");
delete display_config;
return profilename;
}
void KRandrSimpleAPI::applyHotplugRules(TQString kde_confdir) {
bool enabled = getDisplayConfigurationEnabled(kde_confdir);
if (!enabled) {
return;
}
HotPlugRulesList rules = getHotplugRules(kde_confdir);
TQPtrList<SingleScreenData> screenInfoArray = readCurrentDisplayConfiguration();
int i;
int j;
TQString bestRule;
int bestRuleMatchCount = 0;
SingleScreenData *screendata = NULL;
HotPlugRulesList::Iterator it;
for (it=rules.begin(); it != rules.end(); ++it) {
// Compare each rule against the current display configuration
// It an output matches the state given in the rule, increment matchCount
HotPlugRule rule = *it;
int matchCount = 0;
int numberOfScreens = screenInfoArray.count();
for (i=0;i<numberOfScreens;i++) {
screendata = screenInfoArray.at(i);
for (j=0; j<(*it).outputs.count(); j++) {
if ((*it).outputs[j] != screendata->screenUniqueName) {
continue;
}
if ((*it).states[j] == HotPlugRule::Connected) {
if (screendata->screen_connected) {
matchCount++;
}
}
else if ((*it).states[j] == HotPlugRule::Disconnected) {
if (!screendata->screen_connected) {
matchCount++;
}
}
}
}
if (matchCount > bestRuleMatchCount) {
bestRuleMatchCount = matchCount;
bestRule = rule.profileName;
}
}
destroyScreenInformationObject(screenInfoArray);
if (bestRuleMatchCount > 0) {
// At least one rule matched...
// Apply the profile name in bestRule to the display hardware
applyDisplayConfiguration(bestRule, kde_confdir);
}
}
void KRandrSimpleAPI::applyDisplayGamma(TQPtrList<SingleScreenData> screenInfoArray) {
int i;
Display *randr_display;
XRROutputInfo *output_info;
ScreenInfo *randr_screen_info;
XRRCrtcGamma *gamma;
SingleScreenData *screendata;
if (isValid() == true) {
randr_display = tqt_xdisplay();
randr_screen_info = read_screen_info(randr_display);
for (i = 0; i < screenInfoArray.count(); i++) {
screendata = screenInfoArray.at(i);
output_info = randr_screen_info->outputs[i]->info;
CrtcInfo *current_crtc = randr_screen_info->outputs[i]->cur_crtc;
if (!current_crtc) {
continue;
}
// vvvvvvvvv This chunk of code is borrowed from xrandr vvvvvvvvvv
int size = XRRGetCrtcGammaSize(randr_display, current_crtc->id);
if (!size) {
continue;
}
gamma = XRRAllocGamma(size);
if (!gamma) {
continue;
}
for (i = 0; i < size; i++) {
if (screendata->gamma_red == 1.0)
gamma->red[i] = i << 8;
else
gamma->red[i] = (pow((double)i/(double)(size-1), (double)screendata->gamma_red) * (double)(size-1)*256);
if (screendata->gamma_green == 1.0)
gamma->green[i] = i << 8;
else
gamma->green[i] = (pow((double)i/(double)(size-1), (double)screendata->gamma_green) * (double)(size-1)*256);
if (screendata->gamma_blue == 1.0)
gamma->blue[i] = i << 8;
else
gamma->blue[i] = (pow((double)i/(double)(size-1), (double)screendata->gamma_blue) * (double)(size-1)*256);
}
XRRSetCrtcGamma(randr_display, current_crtc->id, gamma);
free(gamma);
// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
}
freeScreenInfoStructure(randr_screen_info);
}
}
void KRandrSimpleAPI::applyDisplayDPMS(TQPtrList<SingleScreenData> screenInfoArray) {
int i;
Display *randr_display;
XRROutputInfo *output_info;
ScreenInfo *randr_screen_info;
XRRCrtcGamma *gamma;
SingleScreenData *screendata;
if (isValid() == true) {
randr_display = tqt_xdisplay();
randr_screen_info = read_screen_info(randr_display);
for (i = 0; i < screenInfoArray.count(); i++) {
screendata = screenInfoArray.at(i);
output_info = randr_screen_info->outputs[i]->info;
CrtcInfo *current_crtc = randr_screen_info->outputs[i]->cur_crtc;
if (!current_crtc) {
continue;
}
if (!screendata->has_dpms) {
continue;
}
if (screendata->enable_dpms) {
DPMSSetTimeouts(randr_display, screendata->dpms_standby_delay, screendata->dpms_suspend_delay, screendata->dpms_off_delay);
DPMSEnable(randr_display);
}
else {
DPMSDisable(randr_display);
}
}
freeScreenInfoStructure(randr_screen_info);
}
}
void KRandrSimpleAPI::freeScreenInfoStructure(ScreenInfo* screen_info) {
int i;
for (i=0; i<screen_info->n_crtc; i++) {
free(screen_info->crtcs[i]);
}
for (i=0; i<screen_info->n_output; i++) {
free(screen_info->outputs[i]);
}
free(screen_info->outputs);
free(screen_info->crtcs);
free(screen_info);
}
TQPtrList<SingleScreenData> KRandrSimpleAPI::readCurrentDisplayConfiguration() {
// Discover display information
int i;
int j;
XRROutputInfo *output_info;
SingleScreenData *screendata;
TQPtrList<SingleScreenData> screenInfoArray;
Display *randr_display;
ScreenInfo *randr_screen_info;
// Clear existing info
destroyScreenInformationObject(screenInfoArray);
int numberOfScreens = 0;
if (isValid() == true) {
randr_display = tqt_xdisplay();
randr_screen_info = read_screen_info(randr_display);
for (i = 0; i < randr_screen_info->n_output; i++) {
output_info = randr_screen_info->outputs[i]->info;
CrtcInfo *current_crtc = randr_screen_info->outputs[i]->cur_crtc;
// Create new data object
screendata = new SingleScreenData;
screenInfoArray.append(screendata);
screendata->screenUniqueName = TQString(i18n("%1:%2")).arg(":0").arg(capitalizeString(output_info->name)); // [FIXME] How can I get the name of the Xorg graphics driver currently in use?
screendata->screenFriendlyName = TQString(i18n("%1. %2 output on %3")).arg(i+1).arg(capitalizeString(output_info->name)).arg(":0"); // [FIXME] How can I get the name of the Xorg graphics driver currently in use?
screendata->generic_screen_detected = false;
// Attempt to use KMS to find screen EDID and name
TQString edid = getEDIDMonitorName(0, output_info->name); // [FIXME] Don't hardwire to card 0!
if (!edid.isNull()) {
screendata->screenFriendlyName = TQString(i18n("%1. %2 on %3 on card %4")).arg(i+1).arg(edid).arg(capitalizeString(output_info->name)).arg("0"); // [FIXME] How can I get the name of the Xorg graphics driver currently in use?
}
// Get resolutions
bool screen_active;
RandRScreen *cur_screen = 0;
if (RR_Disconnected == randr_screen_info->outputs[i]->info->connection) {
// Output DISCONNECTED
screen_active = false;
}
else {
if (randr_screen_info->outputs[i]->cur_crtc) {
// Output CONNECTED and ON
screen_active = true;
cur_screen = new RandRScreen(i);
}
else {
// Output CONNECTED and OFF
screen_active = false;
cur_screen = new RandRScreen(i);
}
}
// Get DPMS information
screendata->has_dpms = 1; // [FIXME] Master Xorg check for global DPMS support should go here if possible
if (screendata->has_dpms) {
CARD16 dpms_standby_delay;
CARD16 dpms_suspend_delay;
CARD16 dpms_off_delay;
screendata->has_dpms = DPMSGetTimeouts(randr_display, &dpms_standby_delay, &dpms_suspend_delay, &dpms_off_delay);
screendata->dpms_standby_delay = dpms_standby_delay;
screendata->dpms_suspend_delay = dpms_suspend_delay;
screendata->dpms_off_delay = dpms_off_delay;
if (screendata->has_dpms) {
CARD16 power_level;
BOOL enable_dpms;
screendata->has_dpms = DPMSInfo(randr_display, &power_level, &enable_dpms);
screendata->enable_dpms = enable_dpms;
}
}
if (!screendata->has_dpms) {
screendata->enable_dpms = false;
screendata->dpms_standby_delay = 0;
screendata->dpms_suspend_delay = 0;
screendata->dpms_off_delay = 0;
}
if (cur_screen) {
screendata->screen_connected = true;
for (int j = 0; j < cur_screen->numSizes(); j++) {
screendata->resolutions.append(i18n("%1 x %2").arg(cur_screen->pixelSize(j).width()).arg(cur_screen->pixelSize(j).height()));
}
screendata->current_resolution_index = 0;
if (current_crtc) {
screendata->current_resolution_index = screendata->resolutions.findIndex(i18n("%1 x %2").arg(current_crtc->info->width).arg(current_crtc->info->height));
}
if (screendata->current_resolution_index < 0) {
screendata->current_resolution_index = cur_screen->proposedSize();
}
// Get refresh rates
TQStringList rr = cur_screen->refreshRates(screendata->current_resolution_index);
for (TQStringList::Iterator it = rr.begin(); it != rr.end(); ++it) {
screendata->refresh_rates.append(*it);
}
screendata->current_refresh_rate_index = cur_screen->proposedRefreshRate();
// Get color depths
// [FIXME]
screendata->color_depths.append(i18n("Default"));
screendata->current_color_depth_index = 0;
// Get orientation flags
// RandRScreen::Rotate0
// RandRScreen::Rotate90
// RandRScreen::Rotate180
// RandRScreen::Rotate270
// RandRScreen::ReflectX
// RandRScreen::ReflectY
screendata->rotations.append(i18n(ROTATION_0_DEGREES_STRING));
screendata->rotations.append(i18n(ROTATION_90_DEGREES_STRING));
screendata->rotations.append(i18n(ROTATION_180_DEGREES_STRING));
screendata->rotations.append(i18n(ROTATION_270_DEGREES_STRING));
screendata->supports_transformations = (cur_screen->rotations() != RandRScreen::Rotate0);
if (screendata->supports_transformations) {
screendata->current_orientation_mask = cur_screen->proposedRotation();
switch (screendata->current_orientation_mask & RandRScreen::RotateMask) {
case RandRScreen::Rotate0:
screendata->current_rotation_index = 0;
break;
case RandRScreen::Rotate90:
screendata->current_rotation_index = 1;
break;
case RandRScreen::Rotate180:
screendata->current_rotation_index = 2;
break;
case RandRScreen::Rotate270:
screendata->current_rotation_index = 3;
break;
default:
// Shouldn't hit this one
Q_ASSERT(screendata->current_orientation_mask & RandRScreen::RotateMask);
screendata->current_rotation_index = 0;
break;
}
screendata->has_x_flip = (screendata->current_orientation_mask & RandRScreen::ReflectX);
screendata->has_y_flip = (screendata->current_orientation_mask & RandRScreen::ReflectY);
}
else {
screendata->has_x_flip = false;
screendata->has_y_flip = false;
screendata->current_rotation_index = 0;
}
// Determine if this display is primary and/or extended
RROutput primaryoutput = XRRGetOutputPrimary(tqt_xdisplay(), DefaultRootWindow(tqt_xdisplay()));
if (primaryoutput == randr_screen_info->outputs[i]->id) {
screendata->is_primary = false;
}
else {
screendata->is_primary = true;
}
screendata->is_extended = screen_active;
if (!screendata->is_extended) {
screendata->is_primary = false;
}
// Get this screen's absolute position
screendata->absolute_x_position = 0;
screendata->absolute_y_position = 0;
if (current_crtc) {
screendata->absolute_x_position = current_crtc->info->x;
screendata->absolute_y_position = current_crtc->info->y;
}
// Get this screen's current resolution
screendata->current_x_pixel_count = cur_screen->pixelSize(screendata->current_resolution_index).width();
screendata->current_y_pixel_count = cur_screen->pixelSize(screendata->current_resolution_index).height();
// Get this screen's current gamma values
// [FIXME]
// This attempts to guess a gamma value based on the LUT settings at 50%
// It may not always be 100% correct, or even anywhere close...
// Essentially it "undoes" the LUT gamma calculation from xrandr
// lut_gamma->green[i] = (pow(i/(size - 1), desired_gamma.green) * (size - 1) * 256);
if (current_crtc) {
//int slot = 127;
int slot = 7;
int size = XRRGetCrtcGammaSize(randr_display, current_crtc->id);
XRRCrtcGamma *gammastruct = XRRGetCrtcGamma (randr_display, current_crtc->id);
screendata->gamma_red = log(gammastruct->red[slot]/((size-1.0)*256.0))/log(slot/(size-1.0));
screendata->gamma_green = log(gammastruct->green[slot]/((size-1.0)*256.0))/log(slot/(size-1.0));
screendata->gamma_blue = log(gammastruct->blue[slot]/((size-1.0)*256.0))/log(slot/(size-1.0));
}
else {
screendata->gamma_red = 2.2;
screendata->gamma_green = 2.2;
screendata->gamma_blue = 2.2;
}
// Round off the gamma to one decimal place
screendata->gamma_red = floorf(screendata->gamma_red * 10 + 0.5) / 10;
screendata->gamma_green = floorf(screendata->gamma_green * 10 + 0.5) / 10;
screendata->gamma_blue = floorf(screendata->gamma_blue * 10 + 0.5) / 10;
delete cur_screen;
}
else {
// Fill in generic data for this disconnected output
screendata->screenFriendlyName = screendata->screenFriendlyName + TQString(" (") + i18n("disconnected") + TQString(")");
screendata->screen_connected = false;
screendata->resolutions = i18n("Default");
screendata->refresh_rates = i18n("Default");
screendata->color_depths = i18n("Default");
screendata->rotations = i18n("N/A");
screendata->current_resolution_index = 0;
screendata->current_refresh_rate_index = 0;
screendata->current_color_depth_index = 0;
screendata->gamma_red = 2.2;
screendata->gamma_green = 2.2;
screendata->gamma_blue = 2.2;
screendata->current_rotation_index = 0;
screendata->current_orientation_mask = 0;
screendata->has_x_flip = false;
screendata->has_y_flip = false;
screendata->supports_transformations = false;
screendata->is_primary = false;
screendata->is_extended = false;
screendata->absolute_x_position = 0;
screendata->absolute_y_position = 0;
screendata->current_x_pixel_count = 640;
screendata->current_y_pixel_count = 480;
}
// Check for more screens...
numberOfScreens++;
}
freeScreenInfoStructure(randr_screen_info);
}
else {
screendata = new SingleScreenData;
screenInfoArray.append(screendata);
// Fill in a bunch of generic data
screendata->screenFriendlyName = i18n("Default output on generic video card");
screendata->generic_screen_detected = true;
screendata->screen_connected = true;
screendata->resolutions = i18n("Default");
screendata->refresh_rates = i18n("Default");
screendata->color_depths = i18n("Default");
screendata->rotations = i18n("N/A");
screendata->current_resolution_index = 0;
screendata->current_refresh_rate_index = 0;
screendata->current_color_depth_index = 0;
screendata->gamma_red = 2.2;
screendata->gamma_green = 2.2;
screendata->gamma_blue = 2.2;
screendata->current_rotation_index = 0;
screendata->current_orientation_mask = 0;
screendata->has_x_flip = false;
screendata->has_y_flip = false;
screendata->supports_transformations = false;
screendata->is_primary = true;
screendata->is_extended = true;
screendata->absolute_x_position = 0;
screendata->absolute_y_position = 0;
screendata->current_x_pixel_count = 640;
screendata->current_y_pixel_count = 480;
numberOfScreens++;
}
bool primary_set = false;
for ( screendata=screenInfoArray.first(); screendata; screendata=screenInfoArray.next() ) {
if (screendata->is_primary) {
primary_set = true;
break;
}
}
// If there is no primary monitor set, xrandr is probably not functioning correctly!
Q_ASSERT(primary_set);
if (!primary_set) {
// [FIXME]
// Set this on the real primary monitor only!
screendata = screenInfoArray.at(0);
screendata->is_primary = true;
}
return screenInfoArray;
}
TQString KRandrSimpleAPI::clearIccConfiguration() {
// Clear ICC settings with XCalib
TQString icc_command;
FILE *pipe_xcalib;
char xcalib_result[2048];
int i;
xcalib_result[0]=0;
icc_command = TQString("xcalib -c");
if ((pipe_xcalib = popen(icc_command.ascii(), "r")) == NULL)
{
printf("Xcalib pipe error [xcalib clear]\n\r");
}
else {
if (fgets(xcalib_result, 2048, pipe_xcalib)) {
pclose(pipe_xcalib);
for (i=1;i<2048;i++) {
if (xcalib_result[i] == 0) {
xcalib_result[i-1]=0;
i=2048;
}
}
if (strlen(xcalib_result) > 2) {
return xcalib_result;
}
}
else {
return "";
}
}
return "";
}
ScreenInfo* KRandrSimpleAPI::read_screen_info (Display *display)
{
return internal_read_screen_info(display);
}
int KRandrSimpleAPI::set_screen_size (ScreenInfo *screen_info)
{
return internal_set_screen_size(screen_info);
}
void KRandrSimpleAPI::output_auto (ScreenInfo *screen_info, OutputInfo *output_info)
{
internal_output_auto (screen_info, output_info);
}
void KRandrSimpleAPI::output_off(ScreenInfo *screen_info, OutputInfo *output)
{
internal_output_off(screen_info, output);
}
CrtcInfo* KRandrSimpleAPI::auto_find_crtc (ScreenInfo *screen_info, OutputInfo *output_info)
{
return internal_auto_find_crtc (screen_info, output_info);
}
XRRModeInfo *KRandrSimpleAPI::find_mode_by_xid (ScreenInfo *screen_info, RRMode mode_id)
{
return internal_find_mode_by_xid (screen_info, mode_id);
}
int KRandrSimpleAPI::mode_height (XRRModeInfo *mode_info, Rotation rotation)
{
return internal_mode_height (mode_info, rotation);
}
int KRandrSimpleAPI::mode_width (XRRModeInfo *mode_info, Rotation rotation)
{
return internal_mode_width (mode_info, rotation);
}
int KRandrSimpleAPI::get_width_by_output_id (ScreenInfo *screen_info, RROutput output_id)
{
return internal_get_width_by_output_id (screen_info, output_id);
}
int KRandrSimpleAPI::get_height_by_output_id (ScreenInfo *screen_info, RROutput output_id)
{
return internal_get_height_by_output_id (screen_info, output_id);
}
char *KRandrSimpleAPI::get_output_name (ScreenInfo *screen_info, RROutput id)
{
return internal_get_output_name (screen_info, id);
}
Status KRandrSimpleAPI::crtc_apply (CrtcInfo *crtc_info)
{
return internal_crtc_apply (crtc_info);
}
Status KRandrSimpleAPI::crtc_disable (CrtcInfo *crtc)
{
return internal_crtc_disable (crtc);
}
int KRandrSimpleAPI::main_low_apply (ScreenInfo *screen_info)
{
return internal_main_low_apply (screen_info);
}
void KRandrSimpleAPI::set_primary_output (ScreenInfo *screen_info, RROutput output_id)
{
internal_output_set_primary(screen_info, output_id);
}
bool KRandrSimpleAPI::kRandrHasRandr(void)
{
return isValid();
}
const char *KRandrSimpleAPI::kRandrVersion(void)
{
return "0.9.5";
}
const char *KRandrSimpleAPI::kRandrCopyright(void)
{
return "LibKRandr 0.9.5 (C)2010 Timothy Pearson <kb9vqf@pearsoncomputing.net>. U.S.A.";
}
/* * * * * *
Under this line (------) there's only a C wrapper for the KRandrSimpleAPI class
* * * * * */
const char *kRandrVersion(void)
{
return KRandrSimpleAPI::kRandrVersion();
}
const char *kRandrCopyright(void)
{
return KRandrSimpleAPI::kRandrCopyright();
}
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