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kitty/glfw/input.c

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//========================================================================
// GLFW 3.4 - www.glfw.org
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2019 Camilla Löwy <elmindreda@glfw.org>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would
// be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not
// be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
//========================================================================
// Please use C89 style variable declarations in this file because VS 2010
//========================================================================
#include "internal.h"
#include "../kitty/monotonic.h"
#include <assert.h>
#include <float.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
// Internal key state used for sticky keys
#define _GLFW_STICK 3
// Internal constants for gamepad mapping source types
#define _GLFW_JOYSTICK_AXIS 1
#define _GLFW_JOYSTICK_BUTTON 2
#define _GLFW_JOYSTICK_HATBIT 3
// Initializes the platform joystick API if it has not been already
//
static bool initJoysticks(void)
{
if (!_glfw.joysticksInitialized)
{
if (!_glfwPlatformInitJoysticks())
{
_glfwPlatformTerminateJoysticks();
return false;
}
}
return _glfw.joysticksInitialized = true;
}
// Finds a mapping based on joystick GUID
//
static _GLFWmapping* findMapping(const char* guid)
{
int i;
for (i = 0; i < _glfw.mappingCount; i++)
{
if (strcmp(_glfw.mappings[i].guid, guid) == 0)
return _glfw.mappings + i;
}
return NULL;
}
// Checks whether a gamepad mapping element is present in the hardware
//
static bool isValidElementForJoystick(const _GLFWmapelement* e,
const _GLFWjoystick* js)
{
if (e->type == _GLFW_JOYSTICK_HATBIT && (e->index >> 4) >= js->hatCount)
return false;
else if (e->type == _GLFW_JOYSTICK_BUTTON && e->index >= js->buttonCount)
return false;
else if (e->type == _GLFW_JOYSTICK_AXIS && e->index >= js->axisCount)
return false;
return true;
}
// Finds a mapping based on joystick GUID and verifies element indices
//
static _GLFWmapping* findValidMapping(const _GLFWjoystick* js)
{
_GLFWmapping* mapping = findMapping(js->guid);
if (mapping)
{
int i;
for (i = 0; i <= GLFW_GAMEPAD_BUTTON_LAST; i++)
{
if (!isValidElementForJoystick(mapping->buttons + i, js))
{
_glfwInputError(GLFW_INVALID_VALUE,
"Invalid button in gamepad mapping %s (%s)",
mapping->guid,
mapping->name);
return NULL;
}
}
for (i = 0; i <= GLFW_GAMEPAD_AXIS_LAST; i++)
{
if (!isValidElementForJoystick(mapping->axes + i, js))
{
_glfwInputError(GLFW_INVALID_VALUE,
"Invalid axis in gamepad mapping %s (%s)",
mapping->guid,
mapping->name);
return NULL;
}
}
}
return mapping;
}
// Parses an SDL_GameControllerDB line and adds it to the mapping list
//
static bool parseMapping(_GLFWmapping* mapping, const char* string)
{
const char* c = string;
size_t i, length;
struct
{
const char* name;
_GLFWmapelement* element;
} fields[] =
{
{ "platform", NULL },
{ "a", mapping->buttons + GLFW_GAMEPAD_BUTTON_A },
{ "b", mapping->buttons + GLFW_GAMEPAD_BUTTON_B },
{ "x", mapping->buttons + GLFW_GAMEPAD_BUTTON_X },
{ "y", mapping->buttons + GLFW_GAMEPAD_BUTTON_Y },
{ "back", mapping->buttons + GLFW_GAMEPAD_BUTTON_BACK },
{ "start", mapping->buttons + GLFW_GAMEPAD_BUTTON_START },
{ "guide", mapping->buttons + GLFW_GAMEPAD_BUTTON_GUIDE },
{ "leftshoulder", mapping->buttons + GLFW_GAMEPAD_BUTTON_LEFT_BUMPER },
{ "rightshoulder", mapping->buttons + GLFW_GAMEPAD_BUTTON_RIGHT_BUMPER },
{ "leftstick", mapping->buttons + GLFW_GAMEPAD_BUTTON_LEFT_THUMB },
{ "rightstick", mapping->buttons + GLFW_GAMEPAD_BUTTON_RIGHT_THUMB },
{ "dpup", mapping->buttons + GLFW_GAMEPAD_BUTTON_DPAD_UP },
{ "dpright", mapping->buttons + GLFW_GAMEPAD_BUTTON_DPAD_RIGHT },
{ "dpdown", mapping->buttons + GLFW_GAMEPAD_BUTTON_DPAD_DOWN },
{ "dpleft", mapping->buttons + GLFW_GAMEPAD_BUTTON_DPAD_LEFT },
{ "lefttrigger", mapping->axes + GLFW_GAMEPAD_AXIS_LEFT_TRIGGER },
{ "righttrigger", mapping->axes + GLFW_GAMEPAD_AXIS_RIGHT_TRIGGER },
{ "leftx", mapping->axes + GLFW_GAMEPAD_AXIS_LEFT_X },
{ "lefty", mapping->axes + GLFW_GAMEPAD_AXIS_LEFT_Y },
{ "rightx", mapping->axes + GLFW_GAMEPAD_AXIS_RIGHT_X },
{ "righty", mapping->axes + GLFW_GAMEPAD_AXIS_RIGHT_Y }
};
length = strcspn(c, ",");
if (length != 32 || c[length] != ',')
{
_glfwInputError(GLFW_INVALID_VALUE, NULL);
return false;
}
memcpy(mapping->guid, c, length);
c += length + 1;
length = strcspn(c, ",");
if (length >= sizeof(mapping->name) || c[length] != ',')
{
_glfwInputError(GLFW_INVALID_VALUE, NULL);
return false;
}
memcpy(mapping->name, c, length);
c += length + 1;
while (*c)
{
// TODO: Implement output modifiers
if (*c == '+' || *c == '-')
return false;
for (i = 0; i < sizeof(fields) / sizeof(fields[0]); i++)
{
length = strlen(fields[i].name);
if (strncmp(c, fields[i].name, length) != 0 || c[length] != ':')
continue;
c += length + 1;
if (fields[i].element)
{
_GLFWmapelement* e = fields[i].element;
int8_t minimum = -1;
int8_t maximum = 1;
if (*c == '+')
{
minimum = 0;
c += 1;
}
else if (*c == '-')
{
maximum = 0;
c += 1;
}
if (*c == 'a')
e->type = _GLFW_JOYSTICK_AXIS;
else if (*c == 'b')
e->type = _GLFW_JOYSTICK_BUTTON;
else if (*c == 'h')
e->type = _GLFW_JOYSTICK_HATBIT;
else
break;
if (e->type == _GLFW_JOYSTICK_HATBIT)
{
const unsigned long hat = strtoul(c + 1, (char**) &c, 10);
const unsigned long bit = strtoul(c + 1, (char**) &c, 10);
e->index = (uint8_t) ((hat << 4) | bit);
}
else
e->index = (uint8_t) strtoul(c + 1, (char**) &c, 10);
if (e->type == _GLFW_JOYSTICK_AXIS)
{
e->axisScale = 2 / (maximum - minimum);
e->axisOffset = -(maximum + minimum);
if (*c == '~')
{
e->axisScale = -e->axisScale;
e->axisOffset = -e->axisOffset;
}
}
}
else
{
length = strlen(_GLFW_PLATFORM_MAPPING_NAME);
if (strncmp(c, _GLFW_PLATFORM_MAPPING_NAME, length) != 0)
return false;
}
break;
}
c += strcspn(c, ",");
c += strspn(c, ",");
}
for (i = 0; i < 32; i++)
{
if (mapping->guid[i] >= 'A' && mapping->guid[i] <= 'F')
mapping->guid[i] += 'a' - 'A';
}
_glfwPlatformUpdateGamepadGUID(mapping->guid);
return true;
}
//////////////////////////////////////////////////////////////////////////
////// GLFW event API //////
//////////////////////////////////////////////////////////////////////////
static void
set_key_action(_GLFWwindow *window, const GLFWkeyevent *ev, int action, int idx) {
const unsigned sz = arraysz(window->activated_keys);
if (idx < 0) {
for (unsigned i = 0; i < sz; i++) {
if (window->activated_keys[i].native_key_id == 0) {
idx = i;
break;
}
}
if (idx < 0) {
idx = sz - 1;
memmove(window->activated_keys, window->activated_keys + 1, sizeof(window->activated_keys[0]) * (sz - 1));
window->activated_keys[sz - 1].native_key_id = 0;
}
}
if (action == GLFW_RELEASE) {
memset(window->activated_keys + idx, 0, sizeof(window->activated_keys[0]));
if (idx < (int)sz - 1) {
memmove(window->activated_keys + idx, window->activated_keys + idx + 1, sizeof(window->activated_keys[0]) * (sz - 1 - idx));
memset(window->activated_keys + sz - 1, 0, sizeof(window->activated_keys[0]));
}
} else {
window->activated_keys[idx] = *ev;
window->activated_keys[idx].text = NULL;
}
}
// Notifies shared code of a physical key event
//
void _glfwInputKeyboard(_GLFWwindow* window, GLFWkeyevent* ev)
{
if (ev->native_key_id > 0)
{
bool repeated = false;
int idx = -1;
int current_action = GLFW_RELEASE;
const unsigned sz = arraysz(window->activated_keys);
for (unsigned i = 0; i < sz; i++) {
if (window->activated_keys[i].native_key_id == ev->native_key_id) {
idx = i;
current_action = window->activated_keys[i].action;
break;
}
}
if (ev->action == GLFW_RELEASE) {
if (current_action == GLFW_RELEASE) return;
if (idx > -1) {
const GLFWkeyevent *press_event = window->activated_keys + idx;
if (press_event->action == GLFW_PRESS || press_event->action == GLFW_REPEAT) {
// Compose sequences under X11 give a different key value for press and release events
// but we want the same key value so override it.
ev->native_key = press_event->native_key;
ev->key = press_event->key;
ev->shifted_key = press_event->shifted_key;
ev->alternate_key = press_event->alternate_key;
}
}
}
if (ev->action == GLFW_PRESS && current_action == GLFW_PRESS)
repeated = true;
set_key_action(window, ev, (ev->action == GLFW_RELEASE && window->stickyKeys) ? _GLFW_STICK : ev->action, idx);
if (repeated)
ev->action = GLFW_REPEAT;
}
// FIXME: will need to update ev->virtual_mods here too?
if (window->callbacks.keyboard) {
if (!window->lockKeyMods) ev->mods &= ~(GLFW_MOD_CAPS_LOCK | GLFW_MOD_NUM_LOCK);
window->callbacks.keyboard((GLFWwindow*) window, ev);
}
}
// Notifies shared code of a scroll event
//
void _glfwInputScroll(_GLFWwindow* window, double xoffset, double yoffset, int flags, int mods)
{
if (window->callbacks.scroll)
window->callbacks.scroll((GLFWwindow*) window, xoffset, yoffset, flags, mods);
}
// Notifies shared code of a mouse button click event
//
void _glfwInputMouseClick(_GLFWwindow* window, int button, int action, int mods)
{
if (button < 0 || button > GLFW_MOUSE_BUTTON_LAST)
return;
if (!window->lockKeyMods)
mods &= ~(GLFW_MOD_CAPS_LOCK | GLFW_MOD_NUM_LOCK);
if (action == GLFW_RELEASE && window->stickyMouseButtons)
window->mouseButtons[button] = _GLFW_STICK;
else
window->mouseButtons[button] = (char) action;
if (window->callbacks.mouseButton)
window->callbacks.mouseButton((GLFWwindow*) window, button, action, mods);
}
// Notifies shared code of a cursor motion event
// The position is specified in content area relative screen coordinates
//
void _glfwInputCursorPos(_GLFWwindow* window, double xpos, double ypos)
{
if (window->virtualCursorPosX == xpos && window->virtualCursorPosY == ypos)
return;
window->virtualCursorPosX = xpos;
window->virtualCursorPosY = ypos;
if (window->callbacks.cursorPos)
window->callbacks.cursorPos((GLFWwindow*) window, xpos, ypos);
}
// Notifies shared code of a cursor enter/leave event
//
void _glfwInputCursorEnter(_GLFWwindow* window, bool entered)
{
if (window->callbacks.cursorEnter)
window->callbacks.cursorEnter((GLFWwindow*) window, entered);
}
// Notifies shared code of files or directories dropped on a window
//
int _glfwInputDrop(_GLFWwindow* window, const char *mime, const char *text, size_t sz)
{
if (window->callbacks.drop)
return window->callbacks.drop((GLFWwindow*) window, mime, text, sz);
return 0;
}
// Notifies shared code of a joystick connection or disconnection
//
void _glfwInputJoystick(_GLFWjoystick* js, int event)
{
const int jid = (int) (js - _glfw.joysticks);
if (_glfw.callbacks.joystick)
_glfw.callbacks.joystick(jid, event);
}
// Notifies shared code of the new value of a joystick axis
//
void _glfwInputJoystickAxis(_GLFWjoystick* js, int axis, float value)
{
js->axes[axis] = value;
}
// Notifies shared code of the new value of a joystick button
//
void _glfwInputJoystickButton(_GLFWjoystick* js, int button, char value)
{
js->buttons[button] = value;
}
// Notifies shared code of the new value of a joystick hat
//
void _glfwInputJoystickHat(_GLFWjoystick* js, int hat, char value)
{
const int base = js->buttonCount + hat * 4;
js->buttons[base + 0] = (value & 0x01) ? GLFW_PRESS : GLFW_RELEASE;
js->buttons[base + 1] = (value & 0x02) ? GLFW_PRESS : GLFW_RELEASE;
js->buttons[base + 2] = (value & 0x04) ? GLFW_PRESS : GLFW_RELEASE;
js->buttons[base + 3] = (value & 0x08) ? GLFW_PRESS : GLFW_RELEASE;
js->hats[hat] = value;
}
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
// Returns an available joystick object with arrays and name allocated
//
_GLFWjoystick* _glfwAllocJoystick(const char* name,
const char* guid,
int axisCount,
int buttonCount,
int hatCount)
{
int jid;
_GLFWjoystick* js;
for (jid = 0; jid <= GLFW_JOYSTICK_LAST; jid++)
{
if (!_glfw.joysticks[jid].present)
break;
}
if (jid > GLFW_JOYSTICK_LAST)
return NULL;
js = _glfw.joysticks + jid;
js->present = true;
js->name = _glfw_strdup(name);
js->axes = calloc(axisCount, sizeof(float));
js->buttons = calloc(buttonCount + (size_t) hatCount * 4, 1);
js->hats = calloc(hatCount, 1);
js->axisCount = axisCount;
js->buttonCount = buttonCount;
js->hatCount = hatCount;
strncpy(js->guid, guid, sizeof(js->guid) - 1);
js->mapping = findValidMapping(js);
return js;
}
// Frees arrays and name and flags the joystick object as unused
//
void _glfwFreeJoystick(_GLFWjoystick* js)
{
free(js->name);
free(js->axes);
free(js->buttons);
free(js->hats);
memset(js, 0, sizeof(_GLFWjoystick));
}
unsigned int
encode_utf8(uint32_t ch, char* dest) {
if (ch < 0x80) {
dest[0] = (char)ch;
return 1;
}
if (ch < 0x800) {
dest[0] = (ch>>6) | 0xC0;
dest[1] = (ch & 0x3F) | 0x80;
return 2;
}
if (ch < 0x10000) {
dest[0] = (ch>>12) | 0xE0;
dest[1] = ((ch>>6) & 0x3F) | 0x80;
dest[2] = (ch & 0x3F) | 0x80;
return 3;
}
if (ch < 0x110000) {
dest[0] = (ch>>18) | 0xF0;
dest[1] = ((ch>>12) & 0x3F) | 0x80;
dest[2] = ((ch>>6) & 0x3F) | 0x80;
dest[3] = (ch & 0x3F) | 0x80;
return 4;
}
return 0;
}
const char*
_glfwGetKeyName(int key)
{
switch (key)
{
/* start functional key names (auto generated by gen-key-constants.py do not edit) */
case GLFW_FKEY_ESCAPE: return "ESCAPE";
case GLFW_FKEY_ENTER: return "ENTER";
case GLFW_FKEY_TAB: return "TAB";
case GLFW_FKEY_BACKSPACE: return "BACKSPACE";
case GLFW_FKEY_INSERT: return "INSERT";
case GLFW_FKEY_DELETE: return "DELETE";
case GLFW_FKEY_LEFT: return "LEFT";
case GLFW_FKEY_RIGHT: return "RIGHT";
case GLFW_FKEY_UP: return "UP";
case GLFW_FKEY_DOWN: return "DOWN";
case GLFW_FKEY_PAGE_UP: return "PAGE_UP";
case GLFW_FKEY_PAGE_DOWN: return "PAGE_DOWN";
case GLFW_FKEY_HOME: return "HOME";
case GLFW_FKEY_END: return "END";
case GLFW_FKEY_CAPS_LOCK: return "CAPS_LOCK";
case GLFW_FKEY_SCROLL_LOCK: return "SCROLL_LOCK";
case GLFW_FKEY_NUM_LOCK: return "NUM_LOCK";
case GLFW_FKEY_PRINT_SCREEN: return "PRINT_SCREEN";
case GLFW_FKEY_PAUSE: return "PAUSE";
case GLFW_FKEY_MENU: return "MENU";
case GLFW_FKEY_F1: return "F1";
case GLFW_FKEY_F2: return "F2";
case GLFW_FKEY_F3: return "F3";
case GLFW_FKEY_F4: return "F4";
case GLFW_FKEY_F5: return "F5";
case GLFW_FKEY_F6: return "F6";
case GLFW_FKEY_F7: return "F7";
case GLFW_FKEY_F8: return "F8";
case GLFW_FKEY_F9: return "F9";
case GLFW_FKEY_F10: return "F10";
case GLFW_FKEY_F11: return "F11";
case GLFW_FKEY_F12: return "F12";
case GLFW_FKEY_F13: return "F13";
case GLFW_FKEY_F14: return "F14";
case GLFW_FKEY_F15: return "F15";
case GLFW_FKEY_F16: return "F16";
case GLFW_FKEY_F17: return "F17";
case GLFW_FKEY_F18: return "F18";
case GLFW_FKEY_F19: return "F19";
case GLFW_FKEY_F20: return "F20";
case GLFW_FKEY_F21: return "F21";
case GLFW_FKEY_F22: return "F22";
case GLFW_FKEY_F23: return "F23";
case GLFW_FKEY_F24: return "F24";
case GLFW_FKEY_F25: return "F25";
case GLFW_FKEY_F26: return "F26";
case GLFW_FKEY_F27: return "F27";
case GLFW_FKEY_F28: return "F28";
case GLFW_FKEY_F29: return "F29";
case GLFW_FKEY_F30: return "F30";
case GLFW_FKEY_F31: return "F31";
case GLFW_FKEY_F32: return "F32";
case GLFW_FKEY_F33: return "F33";
case GLFW_FKEY_F34: return "F34";
case GLFW_FKEY_F35: return "F35";
case GLFW_FKEY_KP_0: return "KP_0";
case GLFW_FKEY_KP_1: return "KP_1";
case GLFW_FKEY_KP_2: return "KP_2";
case GLFW_FKEY_KP_3: return "KP_3";
case GLFW_FKEY_KP_4: return "KP_4";
case GLFW_FKEY_KP_5: return "KP_5";
case GLFW_FKEY_KP_6: return "KP_6";
case GLFW_FKEY_KP_7: return "KP_7";
case GLFW_FKEY_KP_8: return "KP_8";
case GLFW_FKEY_KP_9: return "KP_9";
case GLFW_FKEY_KP_DECIMAL: return "KP_DECIMAL";
case GLFW_FKEY_KP_DIVIDE: return "KP_DIVIDE";
case GLFW_FKEY_KP_MULTIPLY: return "KP_MULTIPLY";
case GLFW_FKEY_KP_SUBTRACT: return "KP_SUBTRACT";
case GLFW_FKEY_KP_ADD: return "KP_ADD";
case GLFW_FKEY_KP_ENTER: return "KP_ENTER";
case GLFW_FKEY_KP_EQUAL: return "KP_EQUAL";
case GLFW_FKEY_KP_SEPARATOR: return "KP_SEPARATOR";
case GLFW_FKEY_KP_LEFT: return "KP_LEFT";
case GLFW_FKEY_KP_RIGHT: return "KP_RIGHT";
case GLFW_FKEY_KP_UP: return "KP_UP";
case GLFW_FKEY_KP_DOWN: return "KP_DOWN";
case GLFW_FKEY_KP_PAGE_UP: return "KP_PAGE_UP";
case GLFW_FKEY_KP_PAGE_DOWN: return "KP_PAGE_DOWN";
case GLFW_FKEY_KP_HOME: return "KP_HOME";
case GLFW_FKEY_KP_END: return "KP_END";
case GLFW_FKEY_KP_INSERT: return "KP_INSERT";
case GLFW_FKEY_KP_DELETE: return "KP_DELETE";
case GLFW_FKEY_KP_BEGIN: return "KP_BEGIN";
case GLFW_FKEY_MEDIA_PLAY: return "MEDIA_PLAY";
case GLFW_FKEY_MEDIA_PAUSE: return "MEDIA_PAUSE";
case GLFW_FKEY_MEDIA_PLAY_PAUSE: return "MEDIA_PLAY_PAUSE";
case GLFW_FKEY_MEDIA_REVERSE: return "MEDIA_REVERSE";
case GLFW_FKEY_MEDIA_STOP: return "MEDIA_STOP";
case GLFW_FKEY_MEDIA_FAST_FORWARD: return "MEDIA_FAST_FORWARD";
case GLFW_FKEY_MEDIA_REWIND: return "MEDIA_REWIND";
case GLFW_FKEY_MEDIA_TRACK_NEXT: return "MEDIA_TRACK_NEXT";
case GLFW_FKEY_MEDIA_TRACK_PREVIOUS: return "MEDIA_TRACK_PREVIOUS";
case GLFW_FKEY_MEDIA_RECORD: return "MEDIA_RECORD";
case GLFW_FKEY_LOWER_VOLUME: return "LOWER_VOLUME";
case GLFW_FKEY_RAISE_VOLUME: return "RAISE_VOLUME";
case GLFW_FKEY_MUTE_VOLUME: return "MUTE_VOLUME";
case GLFW_FKEY_LEFT_SHIFT: return "LEFT_SHIFT";
case GLFW_FKEY_LEFT_CONTROL: return "LEFT_CONTROL";
case GLFW_FKEY_LEFT_ALT: return "LEFT_ALT";
case GLFW_FKEY_LEFT_SUPER: return "LEFT_SUPER";
case GLFW_FKEY_LEFT_HYPER: return "LEFT_HYPER";
case GLFW_FKEY_LEFT_META: return "LEFT_META";
case GLFW_FKEY_RIGHT_SHIFT: return "RIGHT_SHIFT";
case GLFW_FKEY_RIGHT_CONTROL: return "RIGHT_CONTROL";
case GLFW_FKEY_RIGHT_ALT: return "RIGHT_ALT";
case GLFW_FKEY_RIGHT_SUPER: return "RIGHT_SUPER";
case GLFW_FKEY_RIGHT_HYPER: return "RIGHT_HYPER";
case GLFW_FKEY_RIGHT_META: return "RIGHT_META";
case GLFW_FKEY_ISO_LEVEL3_SHIFT: return "ISO_LEVEL3_SHIFT";
case GLFW_FKEY_ISO_LEVEL5_SHIFT: return "ISO_LEVEL5_SHIFT";
/* end functional key names */
case 0: return "UNKNOWN";
}
static char buf[16];
encode_utf8(key, buf);
return buf;
}
// Center the cursor in the content area of the specified window
//
void _glfwCenterCursorInContentArea(_GLFWwindow* window)
{
int width, height;
_glfwPlatformGetWindowSize(window, &width, &height);
_glfwPlatformSetCursorPos(window, width / 2.0, height / 2.0);
}
//////////////////////////////////////////////////////////////////////////
////// GLFW public API //////
//////////////////////////////////////////////////////////////////////////
GLFWAPI int glfwGetInputMode(GLFWwindow* handle, int mode)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(0);
switch (mode)
{
case GLFW_CURSOR:
return window->cursorMode;
case GLFW_STICKY_KEYS:
return window->stickyKeys;
case GLFW_STICKY_MOUSE_BUTTONS:
return window->stickyMouseButtons;
case GLFW_LOCK_KEY_MODS:
return window->lockKeyMods;
case GLFW_RAW_MOUSE_MOTION:
return window->rawMouseMotion;
}
_glfwInputError(GLFW_INVALID_ENUM, "Invalid input mode 0x%08X", mode);
return 0;
}
GLFWAPI void glfwSetInputMode(GLFWwindow* handle, int mode, int value)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT();
if (mode == GLFW_CURSOR)
{
if (value != GLFW_CURSOR_NORMAL &&
value != GLFW_CURSOR_HIDDEN &&
value != GLFW_CURSOR_DISABLED)
{
_glfwInputError(GLFW_INVALID_ENUM,
"Invalid cursor mode 0x%08X",
value);
return;
}
if (window->cursorMode == value)
return;
window->cursorMode = value;
_glfwPlatformGetCursorPos(window,
&window->virtualCursorPosX,
&window->virtualCursorPosY);
_glfwPlatformSetCursorMode(window, value);
}
else if (mode == GLFW_STICKY_KEYS)
{
value = value ? true : false;
if (window->stickyKeys == value)
return;
if (!value)
{
// Release all sticky keys
for (unsigned i = arraysz(window->activated_keys) - 1; i-- > 0;)
{
if (window->activated_keys[i].action == _GLFW_STICK) {
if (i < arraysz(window->activated_keys) - 1) {
memmove(window->activated_keys + i, window->activated_keys + i + 1, sizeof(window->activated_keys[0]) * (arraysz(window->activated_keys) - 1 - i));
}
memset(window->activated_keys + arraysz(window->activated_keys) - 1, 0, sizeof(window->activated_keys[0]));
}
}
}
window->stickyKeys = value;
}
else if (mode == GLFW_STICKY_MOUSE_BUTTONS)
{
value = value ? true : false;
if (window->stickyMouseButtons == value)
return;
if (!value)
{
int i;
// Release all sticky mouse buttons
for (i = 0; i <= GLFW_MOUSE_BUTTON_LAST; i++)
{
if (window->mouseButtons[i] == _GLFW_STICK)
window->mouseButtons[i] = GLFW_RELEASE;
}
}
window->stickyMouseButtons = value;
}
else if (mode == GLFW_LOCK_KEY_MODS)
{
window->lockKeyMods = value ? true : false;
}
else if (mode == GLFW_RAW_MOUSE_MOTION)
{
if (!_glfwPlatformRawMouseMotionSupported())
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Raw mouse motion is not supported on this system");
return;
}
value = value ? true : false;
if (window->rawMouseMotion == value)
return;
window->rawMouseMotion = value;
_glfwPlatformSetRawMouseMotion(window, value);
}
else
_glfwInputError(GLFW_INVALID_ENUM, "Invalid input mode 0x%08X", mode);
}
GLFWAPI int glfwRawMouseMotionSupported(void)
{
_GLFW_REQUIRE_INIT_OR_RETURN(false);
return _glfwPlatformRawMouseMotionSupported();
}
GLFWAPI const char* glfwGetKeyName(uint32_t key, int native_key)
{
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (key) return _glfwGetKeyName(key);
native_key = _glfwPlatformGetNativeKeyForKey(key);
return _glfwPlatformGetNativeKeyName(native_key);
}
GLFWAPI int glfwGetNativeKeyForKey(uint32_t key)
{
_GLFW_REQUIRE_INIT_OR_RETURN(-1);
return _glfwPlatformGetNativeKeyForKey(key);
}
GLFWAPI GLFWKeyAction glfwGetKey(GLFWwindow* handle, uint32_t key)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(GLFW_RELEASE);
if (!key) return GLFW_RELEASE;
int current_action = GLFW_RELEASE;
const unsigned sz = arraysz(window->activated_keys);
int idx = -1;
for (unsigned i = 0; i < sz; i++) {
if (window->activated_keys[i].key == key) {
idx = i;
current_action = window->activated_keys[i].action;
break;
}
}
if (current_action == _GLFW_STICK)
{
// Sticky mode: release key now
GLFWkeyevent ev = {0};
set_key_action(window, &ev, GLFW_RELEASE, idx);
current_action = GLFW_PRESS;
}
return current_action;
}
GLFWAPI int glfwGetMouseButton(GLFWwindow* handle, int button)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(GLFW_RELEASE);
if (button < GLFW_MOUSE_BUTTON_1 || button > GLFW_MOUSE_BUTTON_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid mouse button %i", button);
return GLFW_RELEASE;
}
if (window->mouseButtons[button] == _GLFW_STICK)
{
// Sticky mode: release mouse button now
window->mouseButtons[button] = GLFW_RELEASE;
return GLFW_PRESS;
}
return (int) window->mouseButtons[button];
}
GLFWAPI void glfwGetCursorPos(GLFWwindow* handle, double* xpos, double* ypos)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
if (xpos)
*xpos = 0;
if (ypos)
*ypos = 0;
_GLFW_REQUIRE_INIT();
if (window->cursorMode == GLFW_CURSOR_DISABLED)
{
if (xpos)
*xpos = window->virtualCursorPosX;
if (ypos)
*ypos = window->virtualCursorPosY;
}
else
_glfwPlatformGetCursorPos(window, xpos, ypos);
}
GLFWAPI void glfwSetCursorPos(GLFWwindow* handle, double xpos, double ypos)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT();
if (xpos != xpos || xpos < -DBL_MAX || xpos > DBL_MAX ||
ypos != ypos || ypos < -DBL_MAX || ypos > DBL_MAX)
{
_glfwInputError(GLFW_INVALID_VALUE,
"Invalid cursor position %f %f",
xpos, ypos);
return;
}
if (!_glfwPlatformWindowFocused(window))
return;
if (window->cursorMode == GLFW_CURSOR_DISABLED)
{
// Only update the accumulated position if the cursor is disabled
window->virtualCursorPosX = xpos;
window->virtualCursorPosY = ypos;
}
else
{
// Update system cursor position
_glfwPlatformSetCursorPos(window, xpos, ypos);
}
}
GLFWAPI GLFWcursor* glfwCreateCursor(const GLFWimage* image, int xhot, int yhot, int count)
{
_GLFWcursor* cursor;
assert(image != NULL);
assert(count > 0);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
cursor = calloc(1, sizeof(_GLFWcursor));
cursor->next = _glfw.cursorListHead;
_glfw.cursorListHead = cursor;
if (!_glfwPlatformCreateCursor(cursor, image, xhot, yhot, count))
{
glfwDestroyCursor((GLFWcursor*) cursor);
return NULL;
}
return (GLFWcursor*) cursor;
}
GLFWAPI GLFWcursor* glfwCreateStandardCursor(GLFWCursorShape shape)
{
_GLFWcursor* cursor;
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (shape >= GLFW_INVALID_CURSOR)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid standard cursor: %d", shape);
return NULL;
}
cursor = calloc(1, sizeof(_GLFWcursor));
cursor->next = _glfw.cursorListHead;
_glfw.cursorListHead = cursor;
if (!_glfwPlatformCreateStandardCursor(cursor, shape))
{
glfwDestroyCursor((GLFWcursor*) cursor);
return NULL;
}
return (GLFWcursor*) cursor;
}
GLFWAPI void glfwDestroyCursor(GLFWcursor* handle)
{
_GLFWcursor* cursor = (_GLFWcursor*) handle;
_GLFW_REQUIRE_INIT();
if (cursor == NULL)
return;
// Make sure the cursor is not being used by any window
{
_GLFWwindow* window;
for (window = _glfw.windowListHead; window; window = window->next)
{
if (window->cursor == cursor)
glfwSetCursor((GLFWwindow*) window, NULL);
}
}
_glfwPlatformDestroyCursor(cursor);
// Unlink cursor from global linked list
{
_GLFWcursor** prev = &_glfw.cursorListHead;
while (*prev != cursor)
prev = &((*prev)->next);
*prev = cursor->next;
}
free(cursor);
}
GLFWAPI void glfwSetCursor(GLFWwindow* windowHandle, GLFWcursor* cursorHandle)
{
_GLFWwindow* window = (_GLFWwindow*) windowHandle;
_GLFWcursor* cursor = (_GLFWcursor*) cursorHandle;
assert(window != NULL);
_GLFW_REQUIRE_INIT();
window->cursor = cursor;
_glfwPlatformSetCursor(window, cursor);
}
GLFWAPI GLFWkeyboardfun glfwSetKeyboardCallback(GLFWwindow* handle, GLFWkeyboardfun cbfun)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
_GLFW_SWAP_POINTERS(window->callbacks.keyboard, cbfun);
return cbfun;
}
GLFWAPI void glfwUpdateIMEState(GLFWwindow* handle, const GLFWIMEUpdateEvent *ev) {
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT();
#if defined(_GLFW_X11) || defined(_GLFW_WAYLAND) || defined(_GLFW_COCOA)
_glfwPlatformUpdateIMEState(window, ev);
#else
(void)window; (void)which; (void)a; (void)b; (void)c; (void)d;
#endif
}
GLFWAPI GLFWmousebuttonfun glfwSetMouseButtonCallback(GLFWwindow* handle,
GLFWmousebuttonfun cbfun)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
_GLFW_SWAP_POINTERS(window->callbacks.mouseButton, cbfun);
return cbfun;
}
GLFWAPI GLFWcursorposfun glfwSetCursorPosCallback(GLFWwindow* handle,
GLFWcursorposfun cbfun)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
_GLFW_SWAP_POINTERS(window->callbacks.cursorPos, cbfun);
return cbfun;
}
GLFWAPI GLFWcursorenterfun glfwSetCursorEnterCallback(GLFWwindow* handle,
GLFWcursorenterfun cbfun)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
_GLFW_SWAP_POINTERS(window->callbacks.cursorEnter, cbfun);
return cbfun;
}
GLFWAPI GLFWscrollfun glfwSetScrollCallback(GLFWwindow* handle,
GLFWscrollfun cbfun)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
_GLFW_SWAP_POINTERS(window->callbacks.scroll, cbfun);
return cbfun;
}
GLFWAPI GLFWdropfun glfwSetDropCallback(GLFWwindow* handle, GLFWdropfun cbfun)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
_GLFW_SWAP_POINTERS(window->callbacks.drop, cbfun);
return cbfun;
}
GLFWAPI int glfwJoystickPresent(int jid)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
_GLFW_REQUIRE_INIT_OR_RETURN(false);
if (jid < 0 || jid > GLFW_JOYSTICK_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid joystick ID %i", jid);
return false;
}
if (!initJoysticks())
return false;
js = _glfw.joysticks + jid;
if (!js->present)
return false;
return _glfwPlatformPollJoystick(js, _GLFW_POLL_PRESENCE);
}
GLFWAPI const float* glfwGetJoystickAxes(int jid, int* count)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
assert(count != NULL);
*count = 0;
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (jid < 0 || jid > GLFW_JOYSTICK_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid joystick ID %i", jid);
return NULL;
}
if (!initJoysticks())
return NULL;
js = _glfw.joysticks + jid;
if (!js->present)
return NULL;
if (!_glfwPlatformPollJoystick(js, _GLFW_POLL_AXES))
return NULL;
*count = js->axisCount;
return js->axes;
}
GLFWAPI const unsigned char* glfwGetJoystickButtons(int jid, int* count)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
assert(count != NULL);
*count = 0;
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (jid < 0 || jid > GLFW_JOYSTICK_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid joystick ID %i", jid);
return NULL;
}
if (!initJoysticks())
return NULL;
js = _glfw.joysticks + jid;
if (!js->present)
return NULL;
if (!_glfwPlatformPollJoystick(js, _GLFW_POLL_BUTTONS))
return NULL;
if (_glfw.hints.init.hatButtons)
*count = js->buttonCount + js->hatCount * 4;
else
*count = js->buttonCount;
return js->buttons;
}
GLFWAPI const unsigned char* glfwGetJoystickHats(int jid, int* count)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
assert(count != NULL);
*count = 0;
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (jid < 0 || jid > GLFW_JOYSTICK_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid joystick ID %i", jid);
return NULL;
}
if (!initJoysticks())
return NULL;
js = _glfw.joysticks + jid;
if (!js->present)
return NULL;
if (!_glfwPlatformPollJoystick(js, _GLFW_POLL_BUTTONS))
return NULL;
*count = js->hatCount;
return js->hats;
}
GLFWAPI const char* glfwGetJoystickName(int jid)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (jid < 0 || jid > GLFW_JOYSTICK_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid joystick ID %i", jid);
return NULL;
}
if (!initJoysticks())
return NULL;
js = _glfw.joysticks + jid;
if (!js->present)
return NULL;
if (!_glfwPlatformPollJoystick(js, _GLFW_POLL_PRESENCE))
return NULL;
return js->name;
}
GLFWAPI const char* glfwGetJoystickGUID(int jid)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (jid < 0 || jid > GLFW_JOYSTICK_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid joystick ID %i", jid);
return NULL;
}
if (!initJoysticks())
return NULL;
js = _glfw.joysticks + jid;
if (!js->present)
return NULL;
if (!_glfwPlatformPollJoystick(js, _GLFW_POLL_PRESENCE))
return NULL;
return js->guid;
}
GLFWAPI void glfwSetJoystickUserPointer(int jid, void* pointer)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
_GLFW_REQUIRE_INIT();
js = _glfw.joysticks + jid;
if (!js->present)
return;
js->userPointer = pointer;
}
GLFWAPI void* glfwGetJoystickUserPointer(int jid)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
js = _glfw.joysticks + jid;
if (!js->present)
return NULL;
return js->userPointer;
}
GLFWAPI GLFWjoystickfun glfwSetJoystickCallback(GLFWjoystickfun cbfun)
{
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (!initJoysticks())
return NULL;
_GLFW_SWAP_POINTERS(_glfw.callbacks.joystick, cbfun);
return cbfun;
}
GLFWAPI int glfwUpdateGamepadMappings(const char* string)
{
int jid;
const char* c = string;
assert(string != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(false);
while (*c)
{
if ((*c >= '0' && *c <= '9') ||
(*c >= 'a' && *c <= 'f') ||
(*c >= 'A' && *c <= 'F'))
{
char line[1024];
const size_t length = strcspn(c, "\r\n");
if (length < sizeof(line))
{
_GLFWmapping mapping = {{0}};
memcpy(line, c, length);
line[length] = '\0';
if (parseMapping(&mapping, line))
{
_GLFWmapping* previous = findMapping(mapping.guid);
if (previous)
*previous = mapping;
else
{
_glfw.mappingCount++;
_glfw.mappings =
realloc(_glfw.mappings,
sizeof(_GLFWmapping) * _glfw.mappingCount);
_glfw.mappings[_glfw.mappingCount - 1] = mapping;
}
}
}
c += length;
}
else
{
c += strcspn(c, "\r\n");
c += strspn(c, "\r\n");
}
}
for (jid = 0; jid <= GLFW_JOYSTICK_LAST; jid++)
{
_GLFWjoystick* js = _glfw.joysticks + jid;
if (js->present)
js->mapping = findValidMapping(js);
}
return true;
}
GLFWAPI int glfwJoystickIsGamepad(int jid)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
_GLFW_REQUIRE_INIT_OR_RETURN(false);
if (jid < 0 || jid > GLFW_JOYSTICK_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid joystick ID %i", jid);
return false;
}
if (!initJoysticks())
return false;
js = _glfw.joysticks + jid;
if (!js->present)
return false;
if (!_glfwPlatformPollJoystick(js, _GLFW_POLL_PRESENCE))
return false;
return js->mapping != NULL;
}
GLFWAPI const char* glfwGetGamepadName(int jid)
{
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (jid < 0 || jid > GLFW_JOYSTICK_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid joystick ID %i", jid);
return NULL;
}
if (!initJoysticks())
return NULL;
js = _glfw.joysticks + jid;
if (!js->present)
return NULL;
if (!_glfwPlatformPollJoystick(js, _GLFW_POLL_PRESENCE))
return NULL;
if (!js->mapping)
return NULL;
return js->mapping->name;
}
GLFWAPI int glfwGetGamepadState(int jid, GLFWgamepadstate* state)
{
int i;
_GLFWjoystick* js;
assert(jid >= GLFW_JOYSTICK_1);
assert(jid <= GLFW_JOYSTICK_LAST);
assert(state != NULL);
memset(state, 0, sizeof(GLFWgamepadstate));
_GLFW_REQUIRE_INIT_OR_RETURN(false);
if (jid < 0 || jid > GLFW_JOYSTICK_LAST)
{
_glfwInputError(GLFW_INVALID_ENUM, "Invalid joystick ID %i", jid);
return false;
}
if (!initJoysticks())
return false;
js = _glfw.joysticks + jid;
if (!js->present)
return false;
if (!_glfwPlatformPollJoystick(js, _GLFW_POLL_ALL))
return false;
if (!js->mapping)
return false;
for (i = 0; i <= GLFW_GAMEPAD_BUTTON_LAST; i++)
{
const _GLFWmapelement* e = js->mapping->buttons + i;
if (e->type == _GLFW_JOYSTICK_AXIS)
{
const float value = js->axes[e->index] * e->axisScale + e->axisOffset;
// HACK: This should be baked into the value transform
// TODO: Bake into transform when implementing output modifiers
if (e->axisOffset < 0 || (e->axisOffset == 0 && e->axisScale > 0))
{
if (value >= 0.f)
state->buttons[i] = GLFW_PRESS;
}
else
{
if (value <= 0.f)
state->buttons[i] = GLFW_PRESS;
}
}
else if (e->type == _GLFW_JOYSTICK_HATBIT)
{
const unsigned int hat = e->index >> 4;
const unsigned int bit = e->index & 0xf;
if (js->hats[hat] & bit)
state->buttons[i] = GLFW_PRESS;
}
else if (e->type == _GLFW_JOYSTICK_BUTTON)
state->buttons[i] = js->buttons[e->index];
}
for (i = 0; i <= GLFW_GAMEPAD_AXIS_LAST; i++)
{
const _GLFWmapelement* e = js->mapping->axes + i;
if (e->type == _GLFW_JOYSTICK_AXIS)
{
const float value = js->axes[e->index] * e->axisScale + e->axisOffset;
state->axes[i] = fminf(fmaxf(value, -1.f), 1.f);
}
else if (e->type == _GLFW_JOYSTICK_HATBIT)
{
const unsigned int hat = e->index >> 4;
const unsigned int bit = e->index & 0xf;
if (js->hats[hat] & bit)
state->axes[i] = 1.f;
else
state->axes[i] = -1.f;
}
else if (e->type == _GLFW_JOYSTICK_BUTTON)
state->axes[i] = js->buttons[e->index] * 2.f - 1.f;
}
return true;
}
GLFWAPI void glfwSetClipboardString(GLFWwindow* handle UNUSED, const char* string)
{
assert(string != NULL);
_GLFW_REQUIRE_INIT();
_glfwPlatformSetClipboardString(string);
}
GLFWAPI const char* glfwGetClipboardString(GLFWwindow* handle UNUSED)
{
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
return _glfwPlatformGetClipboardString();
}
#if defined(_GLFW_X11) || defined(_GLFW_WAYLAND)
GLFWAPI void glfwSetPrimarySelectionString(GLFWwindow* handle UNUSED, const char* string)
{
assert(string != NULL);
_GLFW_REQUIRE_INIT();
_glfwPlatformSetPrimarySelectionString(string);
}
GLFWAPI const char* glfwGetPrimarySelectionString(GLFWwindow* handle UNUSED)
{
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
return _glfwPlatformGetPrimarySelectionString();
}
#endif
GLFWAPI monotonic_t glfwGetTime(void)
{
_GLFW_REQUIRE_INIT_OR_RETURN(0);
return monotonic();
}
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