yolobs-studio/libobs/obs-nix.c

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2016-02-23 23:16:51 +00:00
/******************************************************************************
Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
Copyright (C) 2014 by Zachary Lund <admin@computerquip.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
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#include "obs-internal.h"
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#if defined(__FreeBSD__)
#define _GNU_SOURCE
#endif
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#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
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#if defined(__FreeBSD__) || defined(__OpenBSD__)
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#include <sys/sysctl.h>
#endif
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#if !defined(__OpenBSD__)
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#include <sys/sysinfo.h>
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#endif
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#include <sys/utsname.h>
#include <xcb/xcb.h>
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#if USE_XINPUT
#include <xcb/xinput.h>
#endif
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#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xlib-xcb.h>
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#include <X11/XF86keysym.h>
#include <X11/Sunkeysym.h>
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#include <inttypes.h>
const char *get_module_extension(void)
{
return ".so";
}
#ifdef __LP64__
#define BIT_STRING "64bit"
#else
#define BIT_STRING "32bit"
#endif
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static const char *module_bin[] = {"../../obs-plugins/" BIT_STRING,
OBS_INSTALL_PREFIX
"/" OBS_PLUGIN_DESTINATION};
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static const char *module_data[] = {
OBS_DATA_PATH "/obs-plugins/%module%",
OBS_INSTALL_DATA_PATH "/obs-plugins/%module%",
};
static const int module_patterns_size =
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sizeof(module_bin) / sizeof(module_bin[0]);
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void add_default_module_paths(void)
{
for (int i = 0; i < module_patterns_size; i++)
obs_add_module_path(module_bin[i], module_data[i]);
}
/*
* /usr/local/share/libobs
* /usr/share/libobs
*/
char *find_libobs_data_file(const char *file)
{
struct dstr output;
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dstr_init(&output);
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if (check_path(file, OBS_DATA_PATH "/libobs/", &output))
return output.array;
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if (OBS_INSTALL_PREFIX[0] != 0) {
if (check_path(file, OBS_INSTALL_DATA_PATH "/libobs/", &output))
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return output.array;
}
dstr_free(&output);
return NULL;
}
static void log_processor_cores(void)
{
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blog(LOG_INFO, "Physical Cores: %d, Logical Cores: %d",
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os_get_physical_cores(), os_get_logical_cores());
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}
#if defined(__linux__)
static void log_processor_info(void)
{
int physical_id = -1;
int last_physical_id = -1;
char *line = NULL;
size_t linecap = 0;
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FILE *fp;
struct dstr proc_name;
struct dstr proc_speed;
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fp = fopen("/proc/cpuinfo", "r");
if (!fp)
return;
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dstr_init(&proc_name);
dstr_init(&proc_speed);
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while (getline(&line, &linecap, fp) != -1) {
if (!strncmp(line, "model name", 10)) {
char *start = strchr(line, ':');
if (!start || *(++start) == '\0')
continue;
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dstr_copy(&proc_name, start);
dstr_resize(&proc_name, proc_name.len - 1);
dstr_depad(&proc_name);
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}
if (!strncmp(line, "physical id", 11)) {
char *start = strchr(line, ':');
if (!start || *(++start) == '\0')
continue;
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physical_id = atoi(start);
}
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if (!strncmp(line, "cpu MHz", 7)) {
char *start = strchr(line, ':');
if (!start || *(++start) == '\0')
continue;
dstr_copy(&proc_speed, start);
dstr_resize(&proc_speed, proc_speed.len - 1);
dstr_depad(&proc_speed);
}
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if (*line == '\n' && physical_id != last_physical_id) {
last_physical_id = physical_id;
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blog(LOG_INFO, "CPU Name: %s", proc_name.array);
blog(LOG_INFO, "CPU Speed: %sMHz", proc_speed.array);
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}
}
fclose(fp);
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dstr_free(&proc_name);
dstr_free(&proc_speed);
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free(line);
}
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#elif defined(__FreeBSD__) || defined(__OpenBSD__)
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static void log_processor_speed(void)
{
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#ifndef __OpenBSD__
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char *line = NULL;
size_t linecap = 0;
FILE *fp;
struct dstr proc_speed;
fp = fopen("/var/run/dmesg.boot", "r");
if (!fp) {
blog(LOG_INFO, "CPU: Missing /var/run/dmesg.boot !");
return;
}
dstr_init(&proc_speed);
while (getline(&line, &linecap, fp) != -1) {
if (!strncmp(line, "CPU: ", 5)) {
char *start = strrchr(line, '(');
if (!start || *(++start) == '\0')
continue;
size_t len = strcspn(start, "-");
dstr_ncopy(&proc_speed, start, len);
}
}
blog(LOG_INFO, "CPU Speed: %sMHz", proc_speed.array);
fclose(fp);
dstr_free(&proc_speed);
free(line);
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#endif
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}
static void log_processor_name(void)
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{
int mib[2];
size_t len;
char *proc;
mib[0] = CTL_HW;
mib[1] = HW_MODEL;
sysctl(mib, 2, NULL, &len, NULL, 0);
proc = bmalloc(len);
if (!proc)
return;
sysctl(mib, 2, proc, &len, NULL, 0);
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blog(LOG_INFO, "CPU Name: %s", proc);
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bfree(proc);
}
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static void log_processor_info(void)
{
log_processor_name();
log_processor_speed();
}
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#endif
static void log_memory_info(void)
{
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#if defined(__OpenBSD__)
int mib[2];
size_t len;
int64_t mem;
mib[0] = CTL_HW;
mib[1] = HW_PHYSMEM64;
len = sizeof(mem);
if (sysctl(mib, 2, &mem, &len, NULL, 0) >= 0)
blog(LOG_INFO, "Physical Memory: %" PRIi64 "MB Total",
mem / 1024 / 1024);
#else
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struct sysinfo info;
if (sysinfo(&info) < 0)
return;
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blog(LOG_INFO,
"Physical Memory: %" PRIu64 "MB Total, %" PRIu64 "MB Free",
(uint64_t)info.totalram * info.mem_unit / 1024 / 1024,
((uint64_t)info.freeram + (uint64_t)info.bufferram) *
info.mem_unit / 1024 / 1024);
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#endif
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}
static void log_kernel_version(void)
{
struct utsname info;
if (uname(&info) < 0)
return;
blog(LOG_INFO, "Kernel Version: %s %s", info.sysname, info.release);
}
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static void log_x_info(void)
{
Display *dpy = XOpenDisplay(NULL);
if (!dpy) {
blog(LOG_INFO, "Unable to open X display");
return;
}
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int protocol_version = ProtocolVersion(dpy);
int protocol_revision = ProtocolRevision(dpy);
int vendor_release = VendorRelease(dpy);
const char *vendor_name = ServerVendor(dpy);
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if (strstr(vendor_name, "X.Org")) {
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blog(LOG_INFO,
"Window System: X%d.%d, Vendor: %s, Version: %d"
".%d.%d",
protocol_version, protocol_revision, vendor_name,
vendor_release / 10000000, (vendor_release / 100000) % 100,
(vendor_release / 1000) % 100);
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} else {
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blog(LOG_INFO,
"Window System: X%d.%d - vendor string: %s - "
"vendor release: %d",
protocol_version, protocol_revision, vendor_name,
vendor_release);
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}
XCloseDisplay(dpy);
}
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#if defined(__linux__)
static void log_distribution_info(void)
{
FILE *fp;
char *line = NULL;
size_t linecap = 0;
struct dstr distro;
struct dstr version;
fp = fopen("/etc/os-release", "r");
if (!fp) {
blog(LOG_INFO, "Distribution: Missing /etc/os-release !");
return;
}
dstr_init_copy(&distro, "Unknown");
dstr_init_copy(&version, "Unknown");
while (getline(&line, &linecap, fp) != -1) {
if (!strncmp(line, "NAME", 4)) {
char *start = strchr(line, '=');
if (!start || *(++start) == '\0')
continue;
dstr_copy(&distro, start);
dstr_resize(&distro, distro.len - 1);
}
if (!strncmp(line, "VERSION_ID", 10)) {
char *start = strchr(line, '=');
if (!start || *(++start) == '\0')
continue;
dstr_copy(&version, start);
dstr_resize(&version, version.len - 1);
}
}
blog(LOG_INFO, "Distribution: %s %s", distro.array, version.array);
fclose(fp);
dstr_free(&version);
dstr_free(&distro);
free(line);
}
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static void log_desktop_session_info(void)
{
char *session_ptr = getenv("XDG_SESSION_TYPE");
if (session_ptr) {
blog(LOG_INFO, "Session Type: %s", session_ptr);
}
}
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#endif
void log_system_info(void)
{
#if defined(__linux__) || defined(__FreeBSD__)
log_processor_info();
#endif
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log_processor_cores();
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log_memory_info();
log_kernel_version();
#if defined(__linux__)
log_distribution_info();
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log_desktop_session_info();
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#endif
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log_x_info();
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}
/* So here's how linux works with key mapping:
*
* First, there's a global key symbol enum (xcb_keysym_t) which has unique
* values for all possible symbols keys can have (e.g., '1' and '!' are
* different values).
*
* Then there's a key code (xcb_keycode_t), which is basically an index to the
* actual key itself on the keyboard (e.g., '1' and '!' will share the same
* value).
*
* xcb_keysym_t values should be given to libobs, and libobs will translate it
* to an obs_key_t, and although xcb_keysym_t can differ ('!' vs '1'), it will
* get the obs_key_t value that represents the actual key pressed; in other
* words it will be based on the key code rather than the key symbol. The same
* applies to checking key press states.
*/
struct keycode_list {
DARRAY(xcb_keycode_t) list;
};
struct obs_hotkeys_platform {
Display *display;
xcb_keysym_t base_keysyms[OBS_KEY_LAST_VALUE];
struct keycode_list keycodes[OBS_KEY_LAST_VALUE];
xcb_keycode_t min_keycode;
xcb_keycode_t super_l_code;
xcb_keycode_t super_r_code;
/* stores a copy of the keysym map for keycodes */
xcb_keysym_t *keysyms;
int num_keysyms;
int syms_per_code;
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#if USE_XINPUT
bool pressed[XINPUT_MOUSE_LEN];
bool update[XINPUT_MOUSE_LEN];
bool button_pressed[XINPUT_MOUSE_LEN];
#endif
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};
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#define MOUSE_1 (1 << 16)
#define MOUSE_2 (2 << 16)
#define MOUSE_3 (3 << 16)
#define MOUSE_4 (4 << 16)
#define MOUSE_5 (5 << 16)
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static int get_keysym(obs_key_t key)
{
switch (key) {
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case OBS_KEY_RETURN:
return XK_Return;
case OBS_KEY_ESCAPE:
return XK_Escape;
case OBS_KEY_TAB:
return XK_Tab;
case OBS_KEY_BACKSPACE:
return XK_BackSpace;
case OBS_KEY_INSERT:
return XK_Insert;
case OBS_KEY_DELETE:
return XK_Delete;
case OBS_KEY_PAUSE:
return XK_Pause;
case OBS_KEY_PRINT:
return XK_Print;
case OBS_KEY_HOME:
return XK_Home;
case OBS_KEY_END:
return XK_End;
case OBS_KEY_LEFT:
return XK_Left;
case OBS_KEY_UP:
return XK_Up;
case OBS_KEY_RIGHT:
return XK_Right;
case OBS_KEY_DOWN:
return XK_Down;
case OBS_KEY_PAGEUP:
return XK_Prior;
case OBS_KEY_PAGEDOWN:
return XK_Next;
case OBS_KEY_SHIFT:
return XK_Shift_L;
case OBS_KEY_CONTROL:
return XK_Control_L;
case OBS_KEY_ALT:
return XK_Alt_L;
case OBS_KEY_CAPSLOCK:
return XK_Caps_Lock;
case OBS_KEY_NUMLOCK:
return XK_Num_Lock;
case OBS_KEY_SCROLLLOCK:
return XK_Scroll_Lock;
case OBS_KEY_F1:
return XK_F1;
case OBS_KEY_F2:
return XK_F2;
case OBS_KEY_F3:
return XK_F3;
case OBS_KEY_F4:
return XK_F4;
case OBS_KEY_F5:
return XK_F5;
case OBS_KEY_F6:
return XK_F6;
case OBS_KEY_F7:
return XK_F7;
case OBS_KEY_F8:
return XK_F8;
case OBS_KEY_F9:
return XK_F9;
case OBS_KEY_F10:
return XK_F10;
case OBS_KEY_F11:
return XK_F11;
case OBS_KEY_F12:
return XK_F12;
case OBS_KEY_F13:
return XK_F13;
case OBS_KEY_F14:
return XK_F14;
case OBS_KEY_F15:
return XK_F15;
case OBS_KEY_F16:
return XK_F16;
case OBS_KEY_F17:
return XK_F17;
case OBS_KEY_F18:
return XK_F18;
case OBS_KEY_F19:
return XK_F19;
case OBS_KEY_F20:
return XK_F20;
case OBS_KEY_F21:
return XK_F21;
case OBS_KEY_F22:
return XK_F22;
case OBS_KEY_F23:
return XK_F23;
case OBS_KEY_F24:
return XK_F24;
case OBS_KEY_F25:
return XK_F25;
case OBS_KEY_F26:
return XK_F26;
case OBS_KEY_F27:
return XK_F27;
case OBS_KEY_F28:
return XK_F28;
case OBS_KEY_F29:
return XK_F29;
case OBS_KEY_F30:
return XK_F30;
case OBS_KEY_F31:
return XK_F31;
case OBS_KEY_F32:
return XK_F32;
case OBS_KEY_F33:
return XK_F33;
case OBS_KEY_F34:
return XK_F34;
case OBS_KEY_F35:
return XK_F35;
case OBS_KEY_MENU:
return XK_Menu;
case OBS_KEY_HYPER_L:
return XK_Hyper_L;
case OBS_KEY_HYPER_R:
return XK_Hyper_R;
case OBS_KEY_HELP:
return XK_Help;
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case OBS_KEY_CANCEL:
return XK_Cancel;
case OBS_KEY_FIND:
return XK_Find;
case OBS_KEY_REDO:
return XK_Redo;
case OBS_KEY_UNDO:
return XK_Undo;
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case OBS_KEY_SPACE:
return XK_space;
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case OBS_KEY_COPY:
return XF86XK_Copy;
case OBS_KEY_CUT:
return XF86XK_Cut;
case OBS_KEY_OPEN:
return XF86XK_Open;
case OBS_KEY_PASTE:
return XF86XK_Paste;
case OBS_KEY_FRONT:
return SunXK_Front;
case OBS_KEY_PROPS:
return SunXK_Props;
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case OBS_KEY_EXCLAM:
return XK_exclam;
case OBS_KEY_QUOTEDBL:
return XK_quotedbl;
case OBS_KEY_NUMBERSIGN:
return XK_numbersign;
case OBS_KEY_DOLLAR:
return XK_dollar;
case OBS_KEY_PERCENT:
return XK_percent;
case OBS_KEY_AMPERSAND:
return XK_ampersand;
case OBS_KEY_APOSTROPHE:
return XK_apostrophe;
case OBS_KEY_PARENLEFT:
return XK_parenleft;
case OBS_KEY_PARENRIGHT:
return XK_parenright;
case OBS_KEY_ASTERISK:
return XK_asterisk;
case OBS_KEY_PLUS:
return XK_plus;
case OBS_KEY_COMMA:
return XK_comma;
case OBS_KEY_MINUS:
return XK_minus;
case OBS_KEY_PERIOD:
return XK_period;
case OBS_KEY_SLASH:
return XK_slash;
case OBS_KEY_0:
return XK_0;
case OBS_KEY_1:
return XK_1;
case OBS_KEY_2:
return XK_2;
case OBS_KEY_3:
return XK_3;
case OBS_KEY_4:
return XK_4;
case OBS_KEY_5:
return XK_5;
case OBS_KEY_6:
return XK_6;
case OBS_KEY_7:
return XK_7;
case OBS_KEY_8:
return XK_8;
case OBS_KEY_9:
return XK_9;
case OBS_KEY_NUMEQUAL:
return XK_KP_Equal;
case OBS_KEY_NUMASTERISK:
return XK_KP_Multiply;
case OBS_KEY_NUMPLUS:
return XK_KP_Add;
case OBS_KEY_NUMCOMMA:
return XK_KP_Separator;
case OBS_KEY_NUMMINUS:
return XK_KP_Subtract;
case OBS_KEY_NUMPERIOD:
return XK_KP_Decimal;
case OBS_KEY_NUMSLASH:
return XK_KP_Divide;
case OBS_KEY_NUM0:
return XK_KP_0;
case OBS_KEY_NUM1:
return XK_KP_1;
case OBS_KEY_NUM2:
return XK_KP_2;
case OBS_KEY_NUM3:
return XK_KP_3;
case OBS_KEY_NUM4:
return XK_KP_4;
case OBS_KEY_NUM5:
return XK_KP_5;
case OBS_KEY_NUM6:
return XK_KP_6;
case OBS_KEY_NUM7:
return XK_KP_7;
case OBS_KEY_NUM8:
return XK_KP_8;
case OBS_KEY_NUM9:
return XK_KP_9;
case OBS_KEY_COLON:
return XK_colon;
case OBS_KEY_SEMICOLON:
return XK_semicolon;
case OBS_KEY_LESS:
return XK_less;
case OBS_KEY_EQUAL:
return XK_equal;
case OBS_KEY_GREATER:
return XK_greater;
case OBS_KEY_QUESTION:
return XK_question;
case OBS_KEY_AT:
return XK_at;
case OBS_KEY_A:
return XK_A;
case OBS_KEY_B:
return XK_B;
case OBS_KEY_C:
return XK_C;
case OBS_KEY_D:
return XK_D;
case OBS_KEY_E:
return XK_E;
case OBS_KEY_F:
return XK_F;
case OBS_KEY_G:
return XK_G;
case OBS_KEY_H:
return XK_H;
case OBS_KEY_I:
return XK_I;
case OBS_KEY_J:
return XK_J;
case OBS_KEY_K:
return XK_K;
case OBS_KEY_L:
return XK_L;
case OBS_KEY_M:
return XK_M;
case OBS_KEY_N:
return XK_N;
case OBS_KEY_O:
return XK_O;
case OBS_KEY_P:
return XK_P;
case OBS_KEY_Q:
return XK_Q;
case OBS_KEY_R:
return XK_R;
case OBS_KEY_S:
return XK_S;
case OBS_KEY_T:
return XK_T;
case OBS_KEY_U:
return XK_U;
case OBS_KEY_V:
return XK_V;
case OBS_KEY_W:
return XK_W;
case OBS_KEY_X:
return XK_X;
case OBS_KEY_Y:
return XK_Y;
case OBS_KEY_Z:
return XK_Z;
case OBS_KEY_BRACKETLEFT:
return XK_bracketleft;
case OBS_KEY_BACKSLASH:
return XK_backslash;
case OBS_KEY_BRACKETRIGHT:
return XK_bracketright;
case OBS_KEY_ASCIICIRCUM:
return XK_asciicircum;
case OBS_KEY_UNDERSCORE:
return XK_underscore;
case OBS_KEY_QUOTELEFT:
return XK_quoteleft;
case OBS_KEY_BRACELEFT:
return XK_braceleft;
case OBS_KEY_BAR:
return XK_bar;
case OBS_KEY_BRACERIGHT:
return XK_braceright;
case OBS_KEY_ASCIITILDE:
return XK_grave;
case OBS_KEY_NOBREAKSPACE:
return XK_nobreakspace;
case OBS_KEY_EXCLAMDOWN:
return XK_exclamdown;
case OBS_KEY_CENT:
return XK_cent;
case OBS_KEY_STERLING:
return XK_sterling;
case OBS_KEY_CURRENCY:
return XK_currency;
case OBS_KEY_YEN:
return XK_yen;
case OBS_KEY_BROKENBAR:
return XK_brokenbar;
case OBS_KEY_SECTION:
return XK_section;
case OBS_KEY_DIAERESIS:
return XK_diaeresis;
case OBS_KEY_COPYRIGHT:
return XK_copyright;
case OBS_KEY_ORDFEMININE:
return XK_ordfeminine;
case OBS_KEY_GUILLEMOTLEFT:
return XK_guillemotleft;
case OBS_KEY_NOTSIGN:
return XK_notsign;
case OBS_KEY_HYPHEN:
return XK_hyphen;
case OBS_KEY_REGISTERED:
return XK_registered;
case OBS_KEY_MACRON:
return XK_macron;
case OBS_KEY_DEGREE:
return XK_degree;
case OBS_KEY_PLUSMINUS:
return XK_plusminus;
case OBS_KEY_TWOSUPERIOR:
return XK_twosuperior;
case OBS_KEY_THREESUPERIOR:
return XK_threesuperior;
case OBS_KEY_ACUTE:
return XK_acute;
case OBS_KEY_MU:
return XK_mu;
case OBS_KEY_PARAGRAPH:
return XK_paragraph;
case OBS_KEY_PERIODCENTERED:
return XK_periodcentered;
case OBS_KEY_CEDILLA:
return XK_cedilla;
case OBS_KEY_ONESUPERIOR:
return XK_onesuperior;
case OBS_KEY_MASCULINE:
return XK_masculine;
case OBS_KEY_GUILLEMOTRIGHT:
return XK_guillemotright;
case OBS_KEY_ONEQUARTER:
return XK_onequarter;
case OBS_KEY_ONEHALF:
return XK_onehalf;
case OBS_KEY_THREEQUARTERS:
return XK_threequarters;
case OBS_KEY_QUESTIONDOWN:
return XK_questiondown;
case OBS_KEY_AGRAVE:
return XK_Agrave;
case OBS_KEY_AACUTE:
return XK_Aacute;
case OBS_KEY_ACIRCUMFLEX:
return XK_Acircumflex;
case OBS_KEY_ATILDE:
return XK_Atilde;
case OBS_KEY_ADIAERESIS:
return XK_Adiaeresis;
case OBS_KEY_ARING:
return XK_Aring;
case OBS_KEY_AE:
return XK_AE;
case OBS_KEY_CCEDILLA:
return XK_cedilla;
case OBS_KEY_EGRAVE:
return XK_Egrave;
case OBS_KEY_EACUTE:
return XK_Eacute;
case OBS_KEY_ECIRCUMFLEX:
return XK_Ecircumflex;
case OBS_KEY_EDIAERESIS:
return XK_Ediaeresis;
case OBS_KEY_IGRAVE:
return XK_Igrave;
case OBS_KEY_IACUTE:
return XK_Iacute;
case OBS_KEY_ICIRCUMFLEX:
return XK_Icircumflex;
case OBS_KEY_IDIAERESIS:
return XK_Idiaeresis;
case OBS_KEY_ETH:
return XK_ETH;
case OBS_KEY_NTILDE:
return XK_Ntilde;
case OBS_KEY_OGRAVE:
return XK_Ograve;
case OBS_KEY_OACUTE:
return XK_Oacute;
case OBS_KEY_OCIRCUMFLEX:
return XK_Ocircumflex;
case OBS_KEY_ODIAERESIS:
return XK_Odiaeresis;
case OBS_KEY_MULTIPLY:
return XK_multiply;
case OBS_KEY_OOBLIQUE:
return XK_Ooblique;
case OBS_KEY_UGRAVE:
return XK_Ugrave;
case OBS_KEY_UACUTE:
return XK_Uacute;
case OBS_KEY_UCIRCUMFLEX:
return XK_Ucircumflex;
case OBS_KEY_UDIAERESIS:
return XK_Udiaeresis;
case OBS_KEY_YACUTE:
return XK_Yacute;
case OBS_KEY_THORN:
return XK_Thorn;
case OBS_KEY_SSHARP:
return XK_ssharp;
case OBS_KEY_DIVISION:
return XK_division;
case OBS_KEY_YDIAERESIS:
return XK_Ydiaeresis;
case OBS_KEY_MULTI_KEY:
return XK_Multi_key;
case OBS_KEY_CODEINPUT:
return XK_Codeinput;
case OBS_KEY_SINGLECANDIDATE:
return XK_SingleCandidate;
case OBS_KEY_MULTIPLECANDIDATE:
return XK_MultipleCandidate;
case OBS_KEY_PREVIOUSCANDIDATE:
return XK_PreviousCandidate;
case OBS_KEY_MODE_SWITCH:
return XK_Mode_switch;
case OBS_KEY_KANJI:
return XK_Kanji;
case OBS_KEY_MUHENKAN:
return XK_Muhenkan;
case OBS_KEY_HENKAN:
return XK_Henkan;
case OBS_KEY_ROMAJI:
return XK_Romaji;
case OBS_KEY_HIRAGANA:
return XK_Hiragana;
case OBS_KEY_KATAKANA:
return XK_Katakana;
case OBS_KEY_HIRAGANA_KATAKANA:
return XK_Hiragana_Katakana;
case OBS_KEY_ZENKAKU:
return XK_Zenkaku;
case OBS_KEY_HANKAKU:
return XK_Hankaku;
case OBS_KEY_ZENKAKU_HANKAKU:
return XK_Zenkaku_Hankaku;
case OBS_KEY_TOUROKU:
return XK_Touroku;
case OBS_KEY_MASSYO:
return XK_Massyo;
case OBS_KEY_KANA_LOCK:
return XK_Kana_Lock;
case OBS_KEY_KANA_SHIFT:
return XK_Kana_Shift;
case OBS_KEY_EISU_SHIFT:
return XK_Eisu_Shift;
case OBS_KEY_EISU_TOGGLE:
return XK_Eisu_toggle;
case OBS_KEY_HANGUL:
return XK_Hangul;
case OBS_KEY_HANGUL_START:
return XK_Hangul_Start;
case OBS_KEY_HANGUL_END:
return XK_Hangul_End;
case OBS_KEY_HANGUL_HANJA:
return XK_Hangul_Hanja;
case OBS_KEY_HANGUL_JAMO:
return XK_Hangul_Jamo;
case OBS_KEY_HANGUL_ROMAJA:
return XK_Hangul_Romaja;
case OBS_KEY_HANGUL_BANJA:
return XK_Hangul_Banja;
case OBS_KEY_HANGUL_PREHANJA:
return XK_Hangul_PreHanja;
case OBS_KEY_HANGUL_POSTHANJA:
return XK_Hangul_PostHanja;
case OBS_KEY_HANGUL_SPECIAL:
return XK_Hangul_Special;
case OBS_KEY_DEAD_GRAVE:
return XK_dead_grave;
case OBS_KEY_DEAD_ACUTE:
return XK_dead_acute;
case OBS_KEY_DEAD_CIRCUMFLEX:
return XK_dead_circumflex;
case OBS_KEY_DEAD_TILDE:
return XK_dead_tilde;
case OBS_KEY_DEAD_MACRON:
return XK_dead_macron;
case OBS_KEY_DEAD_BREVE:
return XK_dead_breve;
case OBS_KEY_DEAD_ABOVEDOT:
return XK_dead_abovedot;
case OBS_KEY_DEAD_DIAERESIS:
return XK_dead_diaeresis;
case OBS_KEY_DEAD_ABOVERING:
return XK_dead_abovering;
case OBS_KEY_DEAD_DOUBLEACUTE:
return XK_dead_doubleacute;
case OBS_KEY_DEAD_CARON:
return XK_dead_caron;
case OBS_KEY_DEAD_CEDILLA:
return XK_dead_cedilla;
case OBS_KEY_DEAD_OGONEK:
return XK_dead_ogonek;
case OBS_KEY_DEAD_IOTA:
return XK_dead_iota;
case OBS_KEY_DEAD_VOICED_SOUND:
return XK_dead_voiced_sound;
case OBS_KEY_DEAD_SEMIVOICED_SOUND:
return XK_dead_semivoiced_sound;
case OBS_KEY_DEAD_BELOWDOT:
return XK_dead_belowdot;
case OBS_KEY_DEAD_HOOK:
return XK_dead_hook;
case OBS_KEY_DEAD_HORN:
return XK_dead_horn;
case OBS_KEY_MOUSE1:
return MOUSE_1;
case OBS_KEY_MOUSE2:
return MOUSE_2;
case OBS_KEY_MOUSE3:
return MOUSE_3;
case OBS_KEY_MOUSE4:
return MOUSE_4;
case OBS_KEY_MOUSE5:
return MOUSE_5;
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/* TODO: Implement keys for non-US keyboards */
default:;
}
return 0;
}
static inline void fill_base_keysyms(struct obs_core_hotkeys *hotkeys)
{
for (size_t i = 0; i < OBS_KEY_LAST_VALUE; i++)
hotkeys->platform_context->base_keysyms[i] = get_keysym(i);
}
static obs_key_t key_from_base_keysym(obs_hotkeys_platform_t *context,
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xcb_keysym_t code)
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{
for (size_t i = 0; i < OBS_KEY_LAST_VALUE; i++) {
if (context->base_keysyms[i] == (xcb_keysym_t)code) {
return (obs_key_t)i;
}
}
return OBS_KEY_NONE;
}
static inline void add_key(obs_hotkeys_platform_t *context, obs_key_t key,
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int code)
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{
xcb_keycode_t kc = (xcb_keycode_t)code;
da_push_back(context->keycodes[key].list, &kc);
if (context->keycodes[key].list.num > 1) {
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blog(LOG_DEBUG,
"found alternate keycode %d for %s "
"which already has keycode %d",
code, obs_key_to_name(key),
(int)context->keycodes[key].list.array[0]);
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}
}
static inline bool fill_keycodes(struct obs_core_hotkeys *hotkeys)
{
obs_hotkeys_platform_t *context = hotkeys->platform_context;
xcb_connection_t *connection = XGetXCBConnection(context->display);
const struct xcb_setup_t *setup = xcb_get_setup(connection);
xcb_get_keyboard_mapping_cookie_t cookie;
xcb_get_keyboard_mapping_reply_t *reply;
xcb_generic_error_t *error = NULL;
int code;
int mincode = setup->min_keycode;
int maxcode = setup->max_keycode;
context->min_keycode = setup->min_keycode;
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cookie = xcb_get_keyboard_mapping(connection, mincode,
maxcode - mincode + 1);
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reply = xcb_get_keyboard_mapping_reply(connection, cookie, &error);
if (error || !reply) {
blog(LOG_WARNING, "xcb_get_keyboard_mapping_reply failed");
goto error1;
}
const xcb_keysym_t *keysyms = xcb_get_keyboard_mapping_keysyms(reply);
int syms_per_code = (int)reply->keysyms_per_keycode;
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context->num_keysyms = (maxcode - mincode + 1) * syms_per_code;
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context->syms_per_code = syms_per_code;
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context->keysyms =
bmemdup(keysyms, sizeof(xcb_keysym_t) * context->num_keysyms);
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for (code = mincode; code <= maxcode; code++) {
const xcb_keysym_t *sym;
obs_key_t key;
sym = &keysyms[(code - mincode) * syms_per_code];
for (int i = 0; i < syms_per_code; i++) {
if (!sym[i])
break;
if (sym[i] == XK_Super_L) {
context->super_l_code = code;
break;
} else if (sym[i] == XK_Super_R) {
context->super_r_code = code;
break;
} else {
key = key_from_base_keysym(context, sym[i]);
if (key != OBS_KEY_NONE) {
add_key(context, key, code);
break;
}
}
}
}
error1:
free(reply);
free(error);
return error != NULL || reply == NULL;
}
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static xcb_screen_t *default_screen(obs_hotkeys_platform_t *context,
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xcb_connection_t *connection)
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{
int def_screen_idx = XDefaultScreen(context->display);
xcb_screen_iterator_t iter;
iter = xcb_setup_roots_iterator(xcb_get_setup(connection));
while (iter.rem) {
if (def_screen_idx-- == 0)
return iter.data;
xcb_screen_next(&iter);
}
return NULL;
}
static inline xcb_window_t root_window(obs_hotkeys_platform_t *context,
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xcb_connection_t *connection)
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{
xcb_screen_t *screen = default_screen(context, connection);
if (screen)
return screen->root;
return 0;
}
#if USE_XINPUT
static inline void registerMouseEvents(struct obs_core_hotkeys *hotkeys)
{
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obs_hotkeys_platform_t *context = hotkeys->platform_context;
xcb_connection_t *connection = XGetXCBConnection(context->display);
xcb_window_t window = root_window(context, connection);
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struct {
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xcb_input_event_mask_t head;
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xcb_input_xi_event_mask_t mask;
} mask;
mask.head.deviceid = XCB_INPUT_DEVICE_ALL_MASTER;
mask.head.mask_len = sizeof(mask.mask) / sizeof(uint32_t);
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mask.mask = XCB_INPUT_XI_EVENT_MASK_RAW_BUTTON_PRESS |
XCB_INPUT_XI_EVENT_MASK_RAW_BUTTON_RELEASE;
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xcb_input_xi_select_events(connection, window, 1, &mask.head);
xcb_flush(connection);
}
#endif
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bool obs_hotkeys_platform_init(struct obs_core_hotkeys *hotkeys)
{
Display *display = XOpenDisplay(NULL);
if (!display)
return false;
hotkeys->platform_context = bzalloc(sizeof(obs_hotkeys_platform_t));
hotkeys->platform_context->display = display;
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#if USE_XINPUT
registerMouseEvents(hotkeys);
#endif
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fill_base_keysyms(hotkeys);
fill_keycodes(hotkeys);
return true;
}
void obs_hotkeys_platform_free(struct obs_core_hotkeys *hotkeys)
{
obs_hotkeys_platform_t *context = hotkeys->platform_context;
for (size_t i = 0; i < OBS_KEY_LAST_VALUE; i++)
da_free(context->keycodes[i].list);
XCloseDisplay(context->display);
bfree(context->keysyms);
bfree(context);
hotkeys->platform_context = NULL;
}
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static bool mouse_button_pressed(xcb_connection_t *connection,
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obs_hotkeys_platform_t *context, obs_key_t key)
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{
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bool ret = false;
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2018-12-16 16:14:58 +00:00
#if USE_XINPUT
memset(context->pressed, 0, XINPUT_MOUSE_LEN);
memset(context->update, 0, XINPUT_MOUSE_LEN);
xcb_generic_event_t *ev;
while ((ev = xcb_poll_for_event(connection))) {
if ((ev->response_type & ~80) == XCB_GE_GENERIC) {
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switch (((xcb_ge_event_t *)ev)->event_type) {
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case XCB_INPUT_RAW_BUTTON_PRESS: {
xcb_input_raw_button_press_event_t *mot;
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mot = (xcb_input_raw_button_press_event_t *)ev;
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if (mot->detail < XINPUT_MOUSE_LEN) {
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context->pressed[mot->detail - 1] =
true;
context->update[mot->detail - 1] = true;
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} else {
blog(LOG_WARNING, "Unsupported button");
}
break;
}
case XCB_INPUT_RAW_BUTTON_RELEASE: {
xcb_input_raw_button_release_event_t *mot;
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mot = (xcb_input_raw_button_release_event_t *)ev;
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if (mot->detail < XINPUT_MOUSE_LEN)
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context->update[mot->detail - 1] = true;
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else
blog(LOG_WARNING, "Unsupported button");
break;
}
default:
break;
}
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}
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free(ev);
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}
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// Mouse 2 for OBS is Right Click and Mouse 3 is Wheel Click.
// Mouse Wheel axis clicks (xinput mot->detail 4 5 6 7) are ignored.
switch (key) {
case OBS_KEY_MOUSE1:
ret = context->pressed[0] || context->button_pressed[0];
break;
case OBS_KEY_MOUSE2:
ret = context->pressed[2] || context->button_pressed[2];
break;
case OBS_KEY_MOUSE3:
ret = context->pressed[1] || context->button_pressed[1];
break;
case OBS_KEY_MOUSE4:
ret = context->pressed[7] || context->button_pressed[7];
break;
case OBS_KEY_MOUSE5:
ret = context->pressed[8] || context->button_pressed[8];
break;
case OBS_KEY_MOUSE6:
ret = context->pressed[9] || context->button_pressed[9];
break;
case OBS_KEY_MOUSE7:
ret = context->pressed[10] || context->button_pressed[10];
break;
case OBS_KEY_MOUSE8:
ret = context->pressed[11] || context->button_pressed[11];
break;
case OBS_KEY_MOUSE9:
ret = context->pressed[12] || context->button_pressed[12];
break;
case OBS_KEY_MOUSE10:
ret = context->pressed[13] || context->button_pressed[13];
break;
case OBS_KEY_MOUSE11:
ret = context->pressed[14] || context->button_pressed[14];
break;
case OBS_KEY_MOUSE12:
ret = context->pressed[15] || context->button_pressed[15];
break;
case OBS_KEY_MOUSE13:
ret = context->pressed[16] || context->button_pressed[16];
break;
case OBS_KEY_MOUSE14:
ret = context->pressed[17] || context->button_pressed[17];
break;
case OBS_KEY_MOUSE15:
ret = context->pressed[18] || context->button_pressed[18];
break;
case OBS_KEY_MOUSE16:
ret = context->pressed[19] || context->button_pressed[19];
break;
case OBS_KEY_MOUSE17:
ret = context->pressed[20] || context->button_pressed[20];
break;
case OBS_KEY_MOUSE18:
ret = context->pressed[21] || context->button_pressed[21];
break;
case OBS_KEY_MOUSE19:
ret = context->pressed[22] || context->button_pressed[22];
break;
case OBS_KEY_MOUSE20:
ret = context->pressed[23] || context->button_pressed[23];
break;
case OBS_KEY_MOUSE21:
ret = context->pressed[24] || context->button_pressed[24];
break;
case OBS_KEY_MOUSE22:
ret = context->pressed[25] || context->button_pressed[25];
break;
case OBS_KEY_MOUSE23:
ret = context->pressed[26] || context->button_pressed[26];
break;
case OBS_KEY_MOUSE24:
ret = context->pressed[27] || context->button_pressed[27];
break;
case OBS_KEY_MOUSE25:
ret = context->pressed[28] || context->button_pressed[28];
break;
case OBS_KEY_MOUSE26:
ret = context->pressed[29] || context->button_pressed[29];
break;
case OBS_KEY_MOUSE27:
ret = context->pressed[30] || context->button_pressed[30];
break;
case OBS_KEY_MOUSE28:
ret = context->pressed[31] || context->button_pressed[31];
break;
case OBS_KEY_MOUSE29:
ret = context->pressed[32] || context->button_pressed[32];
break;
default:
break;
}
2016-02-23 23:16:51 +00:00
2018-12-16 16:14:58 +00:00
for (int i = 0; i != XINPUT_MOUSE_LEN; i++)
if (context->update[i])
context->button_pressed[i] = context->pressed[i];
#else
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xcb_generic_error_t *error = NULL;
xcb_query_pointer_cookie_t qpc;
xcb_query_pointer_reply_t *reply;
qpc = xcb_query_pointer(connection, root_window(context, connection));
reply = xcb_query_pointer_reply(connection, qpc, &error);
if (error) {
blog(LOG_WARNING, "xcb_query_pointer_reply failed");
} else {
uint16_t buttons = reply->mask;
switch (key) {
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case OBS_KEY_MOUSE1:
ret = buttons & XCB_BUTTON_MASK_1;
break;
case OBS_KEY_MOUSE2:
ret = buttons & XCB_BUTTON_MASK_3;
break;
case OBS_KEY_MOUSE3:
ret = buttons & XCB_BUTTON_MASK_2;
break;
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default:;
}
}
free(reply);
free(error);
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#endif
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return ret;
}
static inline bool keycode_pressed(xcb_query_keymap_reply_t *reply,
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xcb_keycode_t code)
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{
return (reply->keys[code / 8] & (1 << (code % 8))) != 0;
}
static bool key_pressed(xcb_connection_t *connection,
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obs_hotkeys_platform_t *context, obs_key_t key)
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{
struct keycode_list *codes = &context->keycodes[key];
xcb_generic_error_t *error = NULL;
xcb_query_keymap_reply_t *reply;
bool pressed = false;
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reply = xcb_query_keymap_reply(connection, xcb_query_keymap(connection),
&error);
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if (error) {
blog(LOG_WARNING, "xcb_query_keymap failed");
} else if (key == OBS_KEY_META) {
pressed = keycode_pressed(reply, context->super_l_code) ||
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keycode_pressed(reply, context->super_r_code);
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} else {
for (size_t i = 0; i < codes->list.num; i++) {
if (keycode_pressed(reply, codes->list.array[i])) {
pressed = true;
break;
}
}
}
free(reply);
free(error);
return pressed;
}
bool obs_hotkeys_platform_is_pressed(obs_hotkeys_platform_t *context,
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obs_key_t key)
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{
xcb_connection_t *conn = XGetXCBConnection(context->display);
if (key >= OBS_KEY_MOUSE1 && key <= OBS_KEY_MOUSE29) {
return mouse_button_pressed(conn, context, key);
} else {
return key_pressed(conn, context, key);
}
}
static bool get_key_translation(struct dstr *dstr, xcb_keycode_t keycode)
{
xcb_connection_t *connection;
char name[128];
connection = XGetXCBConnection(obs->hotkeys.platform_context->display);
XKeyEvent event = {0};
event.type = KeyPress;
event.display = obs->hotkeys.platform_context->display;
event.keycode = keycode;
event.root = root_window(obs->hotkeys.platform_context, connection);
event.window = event.root;
if (keycode) {
int len = XLookupString(&event, name, 128, NULL, NULL);
if (len) {
dstr_ncopy(dstr, name, len);
dstr_to_upper(dstr);
return true;
}
}
return false;
}
void obs_key_to_str(obs_key_t key, struct dstr *dstr)
{
if (key >= OBS_KEY_MOUSE1 && key <= OBS_KEY_MOUSE29) {
if (obs->hotkeys.translations[key]) {
dstr_copy(dstr, obs->hotkeys.translations[key]);
} else {
dstr_printf(dstr, "Mouse %d",
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(int)(key - OBS_KEY_MOUSE1 + 1));
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}
return;
}
if (key >= OBS_KEY_NUM0 && key <= OBS_KEY_NUM9) {
if (obs->hotkeys.translations[key]) {
dstr_copy(dstr, obs->hotkeys.translations[key]);
} else {
dstr_printf(dstr, "Numpad %d",
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(int)(key - OBS_KEY_NUM0));
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}
return;
}
#define translate_key(key, def) \
dstr_copy(dstr, obs_get_hotkey_translation(key, def))
switch (key) {
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case OBS_KEY_INSERT:
return translate_key(key, "Insert");
case OBS_KEY_DELETE:
return translate_key(key, "Delete");
case OBS_KEY_HOME:
return translate_key(key, "Home");
case OBS_KEY_END:
return translate_key(key, "End");
case OBS_KEY_PAGEUP:
return translate_key(key, "Page Up");
case OBS_KEY_PAGEDOWN:
return translate_key(key, "Page Down");
case OBS_KEY_NUMLOCK:
return translate_key(key, "Num Lock");
case OBS_KEY_SCROLLLOCK:
return translate_key(key, "Scroll Lock");
case OBS_KEY_CAPSLOCK:
return translate_key(key, "Caps Lock");
case OBS_KEY_BACKSPACE:
return translate_key(key, "Backspace");
case OBS_KEY_TAB:
return translate_key(key, "Tab");
case OBS_KEY_PRINT:
return translate_key(key, "Print");
case OBS_KEY_PAUSE:
return translate_key(key, "Pause");
case OBS_KEY_LEFT:
return translate_key(key, "Left");
case OBS_KEY_RIGHT:
return translate_key(key, "Right");
case OBS_KEY_UP:
return translate_key(key, "Up");
case OBS_KEY_DOWN:
return translate_key(key, "Down");
case OBS_KEY_SHIFT:
return translate_key(key, "Shift");
case OBS_KEY_ALT:
return translate_key(key, "Alt");
case OBS_KEY_CONTROL:
return translate_key(key, "Control");
case OBS_KEY_META:
return translate_key(key, "Super");
case OBS_KEY_MENU:
return translate_key(key, "Menu");
case OBS_KEY_NUMASTERISK:
return translate_key(key, "Numpad *");
case OBS_KEY_NUMPLUS:
return translate_key(key, "Numpad +");
case OBS_KEY_NUMCOMMA:
return translate_key(key, "Numpad ,");
case OBS_KEY_NUMPERIOD:
return translate_key(key, "Numpad .");
case OBS_KEY_NUMSLASH:
return translate_key(key, "Numpad /");
case OBS_KEY_SPACE:
return translate_key(key, "Space");
case OBS_KEY_ESCAPE:
return translate_key(key, "Escape");
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default:;
}
if (key >= OBS_KEY_F1 && key <= OBS_KEY_F35) {
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dstr_printf(dstr, "F%d", (int)(key - OBS_KEY_F1 + 1));
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return;
}
obs_hotkeys_platform_t *context = obs->hotkeys.platform_context;
struct keycode_list *keycodes = &context->keycodes[key];
for (size_t i = 0; i < keycodes->list.num; i++) {
if (get_key_translation(dstr, keycodes->list.array[i])) {
break;
}
}
if (key != OBS_KEY_NONE && dstr_is_empty(dstr)) {
dstr_copy(dstr, obs_key_to_name(key));
}
}
static obs_key_t key_from_keycode(obs_hotkeys_platform_t *context,
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xcb_keycode_t code)
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{
for (size_t i = 0; i < OBS_KEY_LAST_VALUE; i++) {
struct keycode_list *codes = &context->keycodes[i];
for (size_t j = 0; j < codes->list.num; j++) {
if (codes->list.array[j] == code) {
return (obs_key_t)i;
}
}
}
return OBS_KEY_NONE;
}
obs_key_t obs_key_from_virtual_key(int sym)
{
obs_hotkeys_platform_t *context = obs->hotkeys.platform_context;
const xcb_keysym_t *keysyms = context->keysyms;
int syms_per_code = context->syms_per_code;
int num_keysyms = context->num_keysyms;
if (sym == 0)
return OBS_KEY_NONE;
for (int i = 0; i < num_keysyms; i++) {
if (keysyms[i] == (xcb_keysym_t)sym) {
xcb_keycode_t code = (xcb_keycode_t)(i / syms_per_code);
code += context->min_keycode;
obs_key_t key = key_from_keycode(context, code);
return key;
}
}
return OBS_KEY_NONE;
}
int obs_key_to_virtual_key(obs_key_t key)
{
if (key == OBS_KEY_META)
return XK_Super_L;
return (int)obs->hotkeys.platform_context->base_keysyms[(int)key];
}
static inline void add_combo_key(obs_key_t key, struct dstr *str)
{
struct dstr key_str = {0};
obs_key_to_str(key, &key_str);
if (!dstr_is_empty(&key_str)) {
if (!dstr_is_empty(str)) {
dstr_cat(str, " + ");
}
dstr_cat_dstr(str, &key_str);
}
dstr_free(&key_str);
}
void obs_key_combination_to_str(obs_key_combination_t combination,
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struct dstr *str)
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{
if ((combination.modifiers & INTERACT_CONTROL_KEY) != 0) {
add_combo_key(OBS_KEY_CONTROL, str);
}
if ((combination.modifiers & INTERACT_COMMAND_KEY) != 0) {
add_combo_key(OBS_KEY_META, str);
}
if ((combination.modifiers & INTERACT_ALT_KEY) != 0) {
add_combo_key(OBS_KEY_ALT, str);
}
if ((combination.modifiers & INTERACT_SHIFT_KEY) != 0) {
add_combo_key(OBS_KEY_SHIFT, str);
}
if (combination.key != OBS_KEY_NONE) {
add_combo_key(combination.key, str);
}
}