diff options
Diffstat (limited to 'krandr/libkrandr.cc')
| -rw-r--r-- | krandr/libkrandr.cc | 566 |
1 files changed, 566 insertions, 0 deletions
diff --git a/krandr/libkrandr.cc b/krandr/libkrandr.cc index 326ff0b13..0abe3f6ee 100644 --- a/krandr/libkrandr.cc +++ b/krandr/libkrandr.cc @@ -22,8 +22,29 @@ ***************************************************************************/ +#include <tqtimer.h> +#include <tqstringlist.h> + +#include <klocale.h> +#include <kapplication.h> + #include "libkrandr.h" +// 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)); +} + +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; KSimpleConfig *t_systemconfig; @@ -244,6 +265,77 @@ TQString KRandrSimpleAPI::applyIccConfiguration(TQString profileName, TQString k 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; @@ -283,6 +375,480 @@ TQString KRandrSimpleAPI::applySystemWideIccConfiguration(TQString kde_confdir) return ""; } +void KRandrSimpleAPI::saveSystemwideDisplayConfiguration(TQString profilename, TQString kde_confdir, TQPtrList<SingleScreenData> screenInfoArray) { + int i; + + TQString filename; + filename = profilename; + if (filename == "") + filename = "default"; + filename.prepend(kde_confdir.append("/displayconfig/")); + + KSimpleConfig* 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("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("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); + i++; + } + + display_config->sync(); + delete display_config; +} + +TQPtrList<SingleScreenData> KRandrSimpleAPI::loadSystemwideDisplayConfiguration(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; + 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->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->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"); + } + } + + delete display_config; + + return screenInfoArray; +} + +int KRandrSimpleAPI::getHardwareRotationFlags(SingleScreenData* screendata) { + int rotationFlags = 0; + TQString rotationDesired = *screendata->rotations.at(screendata->current_rotation_index); + if (rotationDesired == "Normal") { + rotationFlags = rotationFlags | RandRScreen::Rotate0; + } + else if (rotationDesired == "Rotate 90 degrees") { + rotationFlags = rotationFlags | RandRScreen::Rotate90; + } + else if (rotationDesired == "Rotate 180 degrees") { + rotationFlags = rotationFlags | RandRScreen::Rotate180; + } + else if (rotationDesired == "Rotate 270 degrees") { + rotationFlags = rotationFlags | RandRScreen::Rotate270; + } + if (screendata->has_x_flip) { + rotationFlags = rotationFlags | RandRScreen::ReflectX; + } + if (screendata->has_y_flip) { + rotationFlags = rotationFlags | RandRScreen::ReflectY; + } + return rotationFlags; +} + +bool KRandrSimpleAPI::applySystemwideDisplayConfiguration(TQPtrList<SingleScreenData> screenInfoArray, bool test) { + 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) { + randr_display = XOpenDisplay(NULL); + randr_screen_info = read_screen_info(randr_display); + // Turn off all displays + for (i = 0; i < randr_screen_info->n_output; 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); + } + randr_screen_info = read_screen_info(randr_display); + // Turn on the primary display + for (i = 0; i < randr_screen_info->n_output; 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); + } + } + // Handle the remaining displays + randr_screen_info = read_screen_info(randr_display); + for (i = 0; i < randr_screen_info->n_output; 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); + } + } + } + randr_screen_info = read_screen_info(randr_display); + for (i = 0; i < randr_screen_info->n_output; 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 + screen(i)->proposeSize(screendata->current_resolution_index); + screen(i)->proposeRefreshRate(screendata->current_refresh_rate_index); + screen(i)->proposeRotation(getHardwareRotationFlags(screendata)); + screen(i)->applyProposed(); + + // 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; + 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); + } + } + } + + if (test == TRUE) { + int ret = showTestConfigurationDialog(); + if (!ret) { + applySystemwideDisplayConfiguration(oldconfig, FALSE); + accepted = false; + } + destroyScreenInformationObject(oldconfig); + } + + return accepted; +} + +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->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; + } + } + } + } + + for (i=0;i<numberOfScreens;i++) { + screendata = screenInfoArray.at(i); + if (screendata->is_primary) { + screendata->absolute_x_position = 0; + screendata->absolute_y_position = 0; + 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); + } +} + +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 = XOpenDisplay(NULL); + 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; + + // Create new data object + screendata = new SingleScreenData; + screenInfoArray.append(screendata); + 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 + RandRScreen *cur_screen = screen(i); + if (cur_screen) { + screendata->screen_connected = true; + for (int j = 0; j < cur_screen->numSizes(); j++) { + screendata->resolutions.append(i18n("%1 x %2").tqarg(cur_screen->pixelSize(j).width()).tqarg(cur_screen->pixelSize(j).height())); + } + 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("Normal")); + screendata->rotations.append(i18n("Rotate 90 degrees")); + screendata->rotations.append(i18n("Rotate 180 degrees")); + screendata->rotations.append(i18n("Rotate 270 degrees")); + 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); + break; + } + screendata->has_x_flip = (screendata->current_orientation_mask & RandRScreen::ReflectX); + screendata->has_y_flip = (screendata->current_orientation_mask & RandRScreen::ReflectY); + screendata->supports_transformations = (cur_screen->rotations() != RandRScreen::Rotate0); + + // Determine if this display is primary and/or extended + // [FIXME] + screendata->is_primary = false; + screendata->is_extended = false; + + // Get this screen's absolute position + // [FIXME] + screendata->absolute_x_position = 0; + screendata->absolute_y_position = 0; + + // 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(); + } + 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->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++; + } + } + 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->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++; + } + + // [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; |