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fix randr, using 1.5

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This commit is contained in:
vaxerski 2021-11-23 16:24:31 +01:00
parent 5b551d13af
commit 755d498946
2 changed files with 65 additions and 10 deletions
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8
src/defines.hpp
View file

@ -30,13 +30,13 @@
#define VECINRECT(vec, x1, y1, x2, y2) (vec.x >= (x1) && vec.x <= (x2) && vec.y >= (y1) && vec.y <= (y2))
#define XCBQUERYCHECK(name, query, errormsg) \
xcb_generic_error_t* error; \
xcb_generic_error_t* error##name; \
const auto name = query; \
\
if (error != NULL) { \
if (error##name != NULL) { \
Debug::log(ERR, errormsg); \
free(error); \
free(error##name); \
free(name); \
return; \
} \
free(error);
free(error##name);

67
src/windowManager.cpp
View file

@ -23,18 +23,64 @@ void CWindowManager::setupRandrMonitors() {
// finds 0 monitors
XCBQUERYCHECK(RANDRVER, xcb_randr_query_version_reply(
DisplayConnection, xcb_randr_query_version(DisplayConnection, XCB_RANDR_MAJOR_VERSION, XCB_RANDR_MINOR_VERSION), &error), "RandR query failed!" );
DisplayConnection, xcb_randr_query_version(DisplayConnection, XCB_RANDR_MAJOR_VERSION, XCB_RANDR_MINOR_VERSION), &errorRANDRVER), "RandR query failed!" );
free(RANDRVER);
auto ScreenResReply = xcb_randr_get_screen_resources_current_reply(DisplayConnection, xcb_randr_get_screen_resources_current(DisplayConnection, Screen->root), NULL);
if (!ScreenResReply) {
Debug::log(ERR, "ScreenResReply NULL!");
Debug::log(LOG, "Setting up RandR! Query: v1.5.");
XCBQUERYCHECK(MONITORS, xcb_randr_get_monitors_reply(DisplayConnection, xcb_randr_get_monitors(DisplayConnection, Screen->root, true), &errorMONITORS), "Couldn't get monitors. " + std::to_string(errorMONITORS->error_code));
const auto MONITORNUM = xcb_randr_get_monitors_monitors_length(MONITORS);
Debug::log(LOG, "Found " + std::to_string(MONITORNUM) + " Monitors!");
if (MONITORNUM < 1) {
// TODO: RandR 1.4 maybe for people with ancient hardware?
Debug::log(ERR, "RandR returned an invalid amount of monitors. Falling back to 1 monitor.");
return;
}
Debug::log(LOG, "Setting up RandR!");
for (xcb_randr_monitor_info_iterator_t iterator = xcb_randr_get_monitors_monitors_iterator(MONITORS); iterator.rem; xcb_randr_monitor_info_next(&iterator)) {
const auto MONITORINFO = iterator.data;
// basically an XCBQUERYCHECK but with continue; as its not fatal
xcb_generic_error_t* error;
const auto ATOMNAME = xcb_get_atom_name_reply(DisplayConnection, xcb_get_atom_name(DisplayConnection, MONITORINFO->name), &error);
if (error != NULL) {
Debug::log(ERR, "Failed to get monitor info...");
free(error);
free(ATOMNAME);
continue;
}
free(error);
monitors.push_back(SMonitor());
const auto NAMELEN = xcb_get_atom_name_name_length(ATOMNAME);
const auto NAME = xcb_get_atom_name_name(ATOMNAME);
free(ATOMNAME);
for (int j = 0; j < NAMELEN; ++j) {
monitors[monitors.size() - 1].szName += NAME[j];
}
monitors[monitors.size() - 1].vecPosition = Vector2D(MONITORINFO->x, MONITORINFO->y);
monitors[monitors.size() - 1].vecSize = Vector2D(MONITORINFO->width, MONITORINFO->height);
monitors[monitors.size() - 1].primary = MONITORINFO->primary;
monitors[monitors.size() - 1].ID = monitors.size() - 1;
Debug::log(NONE, "Monitor " + monitors[monitors.size() - 1].szName + ": " + std::to_string(monitors[monitors.size() - 1].vecSize.x) + "x" + std::to_string(monitors[monitors.size() - 1].vecSize.y) +
", at " + std::to_string(monitors[monitors.size() - 1].vecPosition.x) + "," + std::to_string(monitors[monitors.size() - 1].vecPosition.y) + ", ID: " + std::to_string(monitors[monitors.size() - 1].ID));
}
free(MONITORS);
/*
const auto MONITORNUM = xcb_randr_get_screen_resources_current_outputs_length(ScreenResReply);
auto OUTPUTS = xcb_randr_get_screen_resources_current_outputs(ScreenResReply);
@ -68,7 +114,7 @@ void CWindowManager::setupRandrMonitors() {
Debug::log(NONE, "Monitor " + monitors[monitors.size() - 1].szName + ": " + std::to_string(monitors[i].vecSize.x) + "x" + std::to_string(monitors[monitors.size() - 1].vecSize.y) +
", at " + std::to_string(monitors[monitors.size() - 1].vecPosition.x) + "," + std::to_string(monitors[monitors.size() - 1].vecPosition.y) + ", ID: " + std::to_string(monitors[monitors.size() - 1].ID));
}
} */
const auto EXTENSIONREPLY = xcb_get_extension_data(DisplayConnection, &xcb_randr_id);
if (!EXTENSIONREPLY->present)
@ -79,6 +125,15 @@ void CWindowManager::setupRandrMonitors() {
}
xcb_flush(DisplayConnection);
// sort monitors so that the primary is first and the rest are left to right
std::sort(monitors.begin(), monitors.end(), [](SMonitor& a, SMonitor& b) { return a.primary || a.vecPosition.x < b.vecPosition.x; });
Debug::log(LOG, "Sorted monitors. List: ");
for (long unsigned int i = 0; i < monitors.size(); ++i) {
Debug::log(NONE, "Name: " + monitors[i].szName + ", " + std::to_string(monitors[monitors.size() - 1].vecSize.x) + "x" + std::to_string(monitors[monitors.size() - 1].vecSize.y) +
", at " + std::to_string(monitors[monitors.size() - 1].vecPosition.x) + "," + std::to_string(monitors[monitors.size() - 1].vecPosition.y));
}
}
void CWindowManager::setupManager() {