mirror of
https://github.com/glfw/glfw.git
synced 2024-11-26 20:11:58 +00:00
623 lines
21 KiB
C
623 lines
21 KiB
C
//========================================================================
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// GLFW 3.1 Wayland - www.glfw.org
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//------------------------------------------------------------------------
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// Copyright (c) 2014 Jonas Ådahl <jadahl@gmail.com>
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would
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// be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not
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// be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source
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// distribution.
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//
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//========================================================================
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#include "internal.h"
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#include <linux/input.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/mman.h>
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#include <unistd.h>
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#include <wayland-client.h>
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#include <wayland-cursor.h>
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#include "xkb_unicode.h"
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static void pointerHandleEnter(void* data,
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struct wl_pointer* pointer,
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uint32_t serial,
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struct wl_surface* surface,
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wl_fixed_t sx,
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wl_fixed_t sy)
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{
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_GLFWwindow* window = wl_surface_get_user_data(surface);
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_glfw.wl.pointerSerial = serial;
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_glfw.wl.pointerFocus = window;
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_glfwPlatformSetCursor(window, window->wl.currentCursor);
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_glfwInputCursorEnter(window, GL_TRUE);
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}
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static void pointerHandleLeave(void* data,
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struct wl_pointer* pointer,
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uint32_t serial,
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struct wl_surface* surface)
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{
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_GLFWwindow* window = _glfw.wl.pointerFocus;
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if (!window)
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return;
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_glfw.wl.pointerSerial = serial;
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_glfw.wl.pointerFocus = NULL;
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_glfwInputCursorEnter(window, GL_FALSE);
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}
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static void pointerHandleMotion(void* data,
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struct wl_pointer* pointer,
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uint32_t time,
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wl_fixed_t sx,
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wl_fixed_t sy)
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{
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_GLFWwindow* window = _glfw.wl.pointerFocus;
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if (!window)
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return;
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if (window->cursorMode == GLFW_CURSOR_DISABLED)
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{
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/* TODO */
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"Wayland: GLFW_CURSOR_DISABLED not supported");
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return;
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}
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_glfwInputCursorMotion(window,
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wl_fixed_to_double(sx),
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wl_fixed_to_double(sy));
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}
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static void pointerHandleButton(void* data,
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struct wl_pointer* wl_pointer,
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uint32_t serial,
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uint32_t time,
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uint32_t button,
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uint32_t state)
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{
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_GLFWwindow* window = _glfw.wl.pointerFocus;
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int glfwButton;
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if (!window)
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return;
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/* Makes left, right and middle 0, 1 and 2. Overall order follows evdev
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* codes. */
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glfwButton = button - BTN_LEFT;
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_glfwInputMouseClick(window,
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glfwButton,
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state == WL_POINTER_BUTTON_STATE_PRESSED
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? GLFW_PRESS
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: GLFW_RELEASE,
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_glfw.wl.xkb.modifiers);
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}
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static void pointerHandleAxis(void* data,
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struct wl_pointer* wl_pointer,
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uint32_t time,
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uint32_t axis,
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wl_fixed_t value)
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{
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_GLFWwindow* window = _glfw.wl.pointerFocus;
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double scroll_factor;
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double x, y;
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if (!window)
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return;
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/* Wayland scroll events are in pointer motion coordinate space (think
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* two finger scroll). The factor 10 is commonly used to convert to
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* "scroll step means 1.0. */
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scroll_factor = 1.0/10.0;
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switch (axis)
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{
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case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
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x = wl_fixed_to_double(value) * scroll_factor;
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y = 0.0;
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break;
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case WL_POINTER_AXIS_VERTICAL_SCROLL:
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x = 0.0;
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y = wl_fixed_to_double(value) * scroll_factor;
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break;
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default:
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break;
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}
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_glfwInputScroll(window, x, y);
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}
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static const struct wl_pointer_listener pointerListener = {
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pointerHandleEnter,
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pointerHandleLeave,
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pointerHandleMotion,
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pointerHandleButton,
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pointerHandleAxis,
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};
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static void keyboardHandleKeymap(void* data,
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struct wl_keyboard* keyboard,
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uint32_t format,
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int fd,
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uint32_t size)
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{
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struct xkb_keymap* keymap;
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struct xkb_state* state;
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char* mapStr;
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if (format != WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1)
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{
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close(fd);
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return;
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}
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mapStr = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
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if (mapStr == MAP_FAILED) {
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close(fd);
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return;
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}
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keymap = xkb_map_new_from_string(_glfw.wl.xkb.context,
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mapStr,
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XKB_KEYMAP_FORMAT_TEXT_V1,
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0);
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munmap(mapStr, size);
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close(fd);
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if (!keymap)
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"Wayland: Failed to compile keymap");
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return;
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}
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state = xkb_state_new(keymap);
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if (!state)
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"Wayland: Failed to create XKB state");
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xkb_map_unref(keymap);
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return;
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}
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xkb_keymap_unref(_glfw.wl.xkb.keymap);
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xkb_state_unref(_glfw.wl.xkb.state);
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_glfw.wl.xkb.keymap = keymap;
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_glfw.wl.xkb.state = state;
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_glfw.wl.xkb.control_mask =
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1 << xkb_map_mod_get_index(_glfw.wl.xkb.keymap, "Control");
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_glfw.wl.xkb.alt_mask =
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1 << xkb_map_mod_get_index(_glfw.wl.xkb.keymap, "Mod1");
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_glfw.wl.xkb.shift_mask =
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1 << xkb_map_mod_get_index(_glfw.wl.xkb.keymap, "Shift");
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_glfw.wl.xkb.super_mask =
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1 << xkb_map_mod_get_index(_glfw.wl.xkb.keymap, "Mod4");
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}
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static void keyboardHandleEnter(void* data,
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struct wl_keyboard* keyboard,
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uint32_t serial,
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struct wl_surface* surface,
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struct wl_array* keys)
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{
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_GLFWwindow* window = wl_surface_get_user_data(surface);
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_glfw.wl.keyboardFocus = window;
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_glfwInputWindowFocus(window, GL_TRUE);
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}
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static void keyboardHandleLeave(void* data,
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struct wl_keyboard* keyboard,
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uint32_t serial,
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struct wl_surface* surface)
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{
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_GLFWwindow* window = _glfw.wl.keyboardFocus;
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if (!window)
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return;
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_glfw.wl.keyboardFocus = NULL;
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_glfwInputWindowFocus(window, GL_FALSE);
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}
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static int toGLFWKeyCode(uint32_t key)
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{
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switch (key)
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{
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case KEY_GRAVE: return GLFW_KEY_GRAVE_ACCENT;
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case KEY_1: return GLFW_KEY_1;
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case KEY_2: return GLFW_KEY_2;
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case KEY_3: return GLFW_KEY_3;
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case KEY_4: return GLFW_KEY_4;
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case KEY_5: return GLFW_KEY_5;
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case KEY_6: return GLFW_KEY_6;
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case KEY_7: return GLFW_KEY_7;
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case KEY_8: return GLFW_KEY_8;
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case KEY_9: return GLFW_KEY_9;
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case KEY_0: return GLFW_KEY_0;
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case KEY_MINUS: return GLFW_KEY_MINUS;
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case KEY_EQUAL: return GLFW_KEY_EQUAL;
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case KEY_Q: return GLFW_KEY_Q;
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case KEY_W: return GLFW_KEY_W;
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case KEY_E: return GLFW_KEY_E;
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case KEY_R: return GLFW_KEY_R;
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case KEY_T: return GLFW_KEY_T;
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case KEY_Y: return GLFW_KEY_Y;
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case KEY_U: return GLFW_KEY_U;
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case KEY_I: return GLFW_KEY_I;
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case KEY_O: return GLFW_KEY_O;
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case KEY_P: return GLFW_KEY_P;
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case KEY_LEFTBRACE: return GLFW_KEY_LEFT_BRACKET;
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case KEY_RIGHTBRACE: return GLFW_KEY_RIGHT_BRACKET;
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case KEY_A: return GLFW_KEY_A;
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case KEY_S: return GLFW_KEY_S;
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case KEY_D: return GLFW_KEY_D;
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case KEY_F: return GLFW_KEY_F;
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case KEY_G: return GLFW_KEY_G;
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case KEY_H: return GLFW_KEY_H;
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case KEY_J: return GLFW_KEY_J;
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case KEY_K: return GLFW_KEY_K;
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case KEY_L: return GLFW_KEY_L;
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case KEY_SEMICOLON: return GLFW_KEY_SEMICOLON;
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case KEY_APOSTROPHE: return GLFW_KEY_APOSTROPHE;
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case KEY_Z: return GLFW_KEY_Z;
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case KEY_X: return GLFW_KEY_X;
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case KEY_C: return GLFW_KEY_C;
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case KEY_V: return GLFW_KEY_V;
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case KEY_B: return GLFW_KEY_B;
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case KEY_N: return GLFW_KEY_N;
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case KEY_M: return GLFW_KEY_M;
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case KEY_COMMA: return GLFW_KEY_COMMA;
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case KEY_DOT: return GLFW_KEY_PERIOD;
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case KEY_SLASH: return GLFW_KEY_SLASH;
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case KEY_BACKSLASH: return GLFW_KEY_BACKSLASH;
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case KEY_ESC: return GLFW_KEY_ESCAPE;
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case KEY_TAB: return GLFW_KEY_TAB;
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case KEY_LEFTSHIFT: return GLFW_KEY_LEFT_SHIFT;
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case KEY_RIGHTSHIFT: return GLFW_KEY_RIGHT_SHIFT;
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case KEY_LEFTCTRL: return GLFW_KEY_LEFT_CONTROL;
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case KEY_RIGHTCTRL: return GLFW_KEY_RIGHT_CONTROL;
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case KEY_LEFTALT: return GLFW_KEY_LEFT_ALT;
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case KEY_RIGHTALT: return GLFW_KEY_RIGHT_ALT;
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case KEY_LEFTMETA: return GLFW_KEY_LEFT_SUPER;
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case KEY_RIGHTMETA: return GLFW_KEY_RIGHT_SUPER;
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case KEY_MENU: return GLFW_KEY_MENU;
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case KEY_NUMLOCK: return GLFW_KEY_NUM_LOCK;
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case KEY_CAPSLOCK: return GLFW_KEY_CAPS_LOCK;
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case KEY_PRINT: return GLFW_KEY_PRINT_SCREEN;
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case KEY_SCROLLLOCK: return GLFW_KEY_SCROLL_LOCK;
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case KEY_PAUSE: return GLFW_KEY_PAUSE;
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case KEY_DELETE: return GLFW_KEY_DELETE;
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case KEY_BACKSPACE: return GLFW_KEY_BACKSPACE;
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case KEY_ENTER: return GLFW_KEY_ENTER;
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case KEY_HOME: return GLFW_KEY_HOME;
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case KEY_END: return GLFW_KEY_END;
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case KEY_PAGEUP: return GLFW_KEY_PAGE_UP;
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case KEY_PAGEDOWN: return GLFW_KEY_PAGE_DOWN;
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case KEY_INSERT: return GLFW_KEY_INSERT;
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case KEY_LEFT: return GLFW_KEY_LEFT;
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case KEY_RIGHT: return GLFW_KEY_RIGHT;
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case KEY_DOWN: return GLFW_KEY_DOWN;
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case KEY_UP: return GLFW_KEY_UP;
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case KEY_F1: return GLFW_KEY_F1;
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case KEY_F2: return GLFW_KEY_F2;
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case KEY_F3: return GLFW_KEY_F3;
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case KEY_F4: return GLFW_KEY_F4;
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case KEY_F5: return GLFW_KEY_F5;
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case KEY_F6: return GLFW_KEY_F6;
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case KEY_F7: return GLFW_KEY_F7;
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case KEY_F8: return GLFW_KEY_F8;
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case KEY_F9: return GLFW_KEY_F9;
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case KEY_F10: return GLFW_KEY_F10;
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case KEY_F11: return GLFW_KEY_F11;
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case KEY_F12: return GLFW_KEY_F12;
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case KEY_F13: return GLFW_KEY_F13;
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case KEY_F14: return GLFW_KEY_F14;
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case KEY_F15: return GLFW_KEY_F15;
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case KEY_F16: return GLFW_KEY_F16;
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case KEY_F17: return GLFW_KEY_F17;
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case KEY_F18: return GLFW_KEY_F18;
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case KEY_F19: return GLFW_KEY_F19;
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case KEY_F20: return GLFW_KEY_F20;
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case KEY_F21: return GLFW_KEY_F21;
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case KEY_F22: return GLFW_KEY_F22;
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case KEY_F23: return GLFW_KEY_F23;
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case KEY_F24: return GLFW_KEY_F24;
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case KEY_KPSLASH: return GLFW_KEY_KP_DIVIDE;
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case KEY_KPDOT: return GLFW_KEY_KP_MULTIPLY;
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case KEY_KPMINUS: return GLFW_KEY_KP_SUBTRACT;
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case KEY_KPPLUS: return GLFW_KEY_KP_ADD;
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case KEY_KP0: return GLFW_KEY_KP_0;
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case KEY_KP1: return GLFW_KEY_KP_1;
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case KEY_KP2: return GLFW_KEY_KP_2;
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case KEY_KP3: return GLFW_KEY_KP_3;
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case KEY_KP4: return GLFW_KEY_KP_4;
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case KEY_KP5: return GLFW_KEY_KP_5;
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case KEY_KP6: return GLFW_KEY_KP_6;
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case KEY_KP7: return GLFW_KEY_KP_7;
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case KEY_KP8: return GLFW_KEY_KP_8;
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case KEY_KP9: return GLFW_KEY_KP_9;
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case KEY_KPCOMMA: return GLFW_KEY_KP_DECIMAL;
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case KEY_KPEQUAL: return GLFW_KEY_KP_EQUAL;
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case KEY_KPENTER: return GLFW_KEY_KP_ENTER;
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default: return GLFW_KEY_UNKNOWN;
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}
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}
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static void keyboardHandleKey(void* data,
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struct wl_keyboard* keyboard,
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uint32_t serial,
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uint32_t time,
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uint32_t key,
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uint32_t state)
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{
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uint32_t code, num_syms;
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long cp;
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int keyCode;
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int action;
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const xkb_keysym_t *syms;
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_GLFWwindow* window = _glfw.wl.keyboardFocus;
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if (!window)
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return;
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keyCode = toGLFWKeyCode(key);
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action = state == WL_KEYBOARD_KEY_STATE_PRESSED
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? GLFW_PRESS : GLFW_RELEASE;
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_glfwInputKey(window, keyCode, key, action,
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_glfw.wl.xkb.modifiers);
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code = key + 8;
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num_syms = xkb_key_get_syms(_glfw.wl.xkb.state, code, &syms);
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if (num_syms == 1)
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{
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cp = _glfwKeySym2Unicode(syms[0]);
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if (cp != -1)
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{
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const int mods = _glfw.wl.xkb.modifiers;
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const int plain = !(mods & (GLFW_MOD_CONTROL | GLFW_MOD_ALT));
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_glfwInputChar(window, cp, mods, plain);
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}
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}
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}
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static void keyboardHandleModifiers(void* data,
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struct wl_keyboard* keyboard,
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uint32_t serial,
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uint32_t modsDepressed,
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uint32_t modsLatched,
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uint32_t modsLocked,
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uint32_t group)
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{
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xkb_mod_mask_t mask;
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unsigned int modifiers = 0;
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if (!_glfw.wl.xkb.keymap)
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return;
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xkb_state_update_mask(_glfw.wl.xkb.state,
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modsDepressed,
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modsLatched,
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modsLocked,
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0,
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0,
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group);
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mask = xkb_state_serialize_mods(_glfw.wl.xkb.state,
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XKB_STATE_DEPRESSED |
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XKB_STATE_LATCHED);
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if (mask & _glfw.wl.xkb.control_mask)
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modifiers |= GLFW_MOD_CONTROL;
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if (mask & _glfw.wl.xkb.alt_mask)
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modifiers |= GLFW_MOD_ALT;
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if (mask & _glfw.wl.xkb.shift_mask)
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modifiers |= GLFW_MOD_SHIFT;
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if (mask & _glfw.wl.xkb.super_mask)
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modifiers |= GLFW_MOD_SUPER;
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_glfw.wl.xkb.modifiers = modifiers;
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}
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static const struct wl_keyboard_listener keyboardListener = {
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keyboardHandleKeymap,
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keyboardHandleEnter,
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keyboardHandleLeave,
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keyboardHandleKey,
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keyboardHandleModifiers,
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};
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static void seatHandleCapabilities(void* data,
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struct wl_seat* seat,
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enum wl_seat_capability caps)
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{
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if ((caps & WL_SEAT_CAPABILITY_POINTER) && !_glfw.wl.pointer)
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{
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_glfw.wl.pointer = wl_seat_get_pointer(seat);
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wl_pointer_add_listener(_glfw.wl.pointer, &pointerListener, NULL);
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}
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else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && _glfw.wl.pointer)
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{
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wl_pointer_destroy(_glfw.wl.pointer);
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_glfw.wl.pointer = NULL;
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}
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if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !_glfw.wl.keyboard)
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{
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_glfw.wl.keyboard = wl_seat_get_keyboard(seat);
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wl_keyboard_add_listener(_glfw.wl.keyboard, &keyboardListener, NULL);
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}
|
|
else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && _glfw.wl.keyboard)
|
|
{
|
|
wl_keyboard_destroy(_glfw.wl.keyboard);
|
|
_glfw.wl.keyboard = NULL;
|
|
}
|
|
}
|
|
|
|
static const struct wl_seat_listener seatListener = {
|
|
seatHandleCapabilities
|
|
};
|
|
|
|
static void registryHandleGlobal(void* data,
|
|
struct wl_registry* registry,
|
|
uint32_t name,
|
|
const char* interface,
|
|
uint32_t version)
|
|
{
|
|
if (strcmp(interface, "wl_compositor") == 0)
|
|
{
|
|
_glfw.wl.compositor =
|
|
wl_registry_bind(registry, name, &wl_compositor_interface, 1);
|
|
}
|
|
else if (strcmp(interface, "wl_shm") == 0)
|
|
{
|
|
_glfw.wl.shm =
|
|
wl_registry_bind(registry, name, &wl_shm_interface, 1);
|
|
}
|
|
else if (strcmp(interface, "wl_shell") == 0)
|
|
{
|
|
_glfw.wl.shell =
|
|
wl_registry_bind(registry, name, &wl_shell_interface, 1);
|
|
}
|
|
else if (strcmp(interface, "wl_output") == 0)
|
|
{
|
|
_glfwAddOutput(name, version);
|
|
}
|
|
else if (strcmp(interface, "wl_seat") == 0)
|
|
{
|
|
if (!_glfw.wl.seat)
|
|
{
|
|
_glfw.wl.seat =
|
|
wl_registry_bind(registry, name, &wl_seat_interface, 1);
|
|
wl_seat_add_listener(_glfw.wl.seat, &seatListener, NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void registryHandleGlobalRemove(void *data,
|
|
struct wl_registry *registry,
|
|
uint32_t name)
|
|
{
|
|
}
|
|
|
|
|
|
static const struct wl_registry_listener registryListener = {
|
|
registryHandleGlobal,
|
|
registryHandleGlobalRemove
|
|
};
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|
|
////// GLFW platform API //////
|
|
//////////////////////////////////////////////////////////////////////////
|
|
|
|
int _glfwPlatformInit(void)
|
|
{
|
|
_glfw.wl.display = wl_display_connect(NULL);
|
|
if (!_glfw.wl.display)
|
|
{
|
|
_glfwInputError(GLFW_PLATFORM_ERROR,
|
|
"Wayland: Failed to connect to display");
|
|
return GL_FALSE;
|
|
}
|
|
|
|
_glfw.wl.registry = wl_display_get_registry(_glfw.wl.display);
|
|
wl_registry_add_listener(_glfw.wl.registry, ®istryListener, NULL);
|
|
|
|
_glfw.wl.monitors = calloc(4, sizeof(_GLFWmonitor*));
|
|
_glfw.wl.monitorsSize = 4;
|
|
|
|
_glfw.wl.xkb.context = xkb_context_new(0);
|
|
if (!_glfw.wl.xkb.context)
|
|
{
|
|
_glfwInputError(GLFW_PLATFORM_ERROR,
|
|
"Wayland: Failed to initialize xkb context");
|
|
return GL_FALSE;
|
|
}
|
|
|
|
// Sync so we got all registry objects
|
|
wl_display_roundtrip(_glfw.wl.display);
|
|
|
|
// Sync so we got all initial output events
|
|
wl_display_roundtrip(_glfw.wl.display);
|
|
|
|
if (!_glfwInitContextAPI())
|
|
return GL_FALSE;
|
|
|
|
_glfwInitTimer();
|
|
_glfwInitJoysticks();
|
|
|
|
if (_glfw.wl.pointer && _glfw.wl.shm){
|
|
_glfw.wl.cursorTheme = wl_cursor_theme_load(NULL, 24, _glfw.wl.shm);
|
|
if (!_glfw.wl.cursorTheme) {
|
|
_glfwInputError(GLFW_PLATFORM_ERROR, "Wayland: Unable to load default cursor theme\n");
|
|
return GL_FALSE;
|
|
}
|
|
_glfw.wl.defaultCursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorTheme, "left_ptr");
|
|
if (!_glfw.wl.defaultCursor) {
|
|
_glfwInputError(GLFW_PLATFORM_ERROR, "Wayland: Unable to load default left pointer\n");
|
|
return GL_FALSE;
|
|
}
|
|
_glfw.wl.cursorSurface = wl_compositor_create_surface(_glfw.wl.compositor);
|
|
}
|
|
|
|
return GL_TRUE;
|
|
}
|
|
|
|
void _glfwPlatformTerminate(void)
|
|
{
|
|
_glfwTerminateContextAPI();
|
|
|
|
if (_glfw.wl.cursorTheme)
|
|
wl_cursor_theme_destroy(_glfw.wl.cursorTheme);
|
|
if (_glfw.wl.cursorSurface)
|
|
wl_surface_destroy(_glfw.wl.cursorSurface);
|
|
if (_glfw.wl.registry)
|
|
wl_registry_destroy(_glfw.wl.registry);
|
|
if (_glfw.wl.display)
|
|
wl_display_flush(_glfw.wl.display);
|
|
if (_glfw.wl.display)
|
|
wl_display_disconnect(_glfw.wl.display);
|
|
}
|
|
|
|
const char* _glfwPlatformGetVersionString(void)
|
|
{
|
|
const char* version = _GLFW_VERSION_NUMBER " Wayland EGL "
|
|
#if defined(_POSIX_TIMERS) && defined(_POSIX_MONOTONIC_CLOCK)
|
|
" clock_gettime"
|
|
#endif
|
|
#if defined(_GLFW_BUILD_DLL)
|
|
" shared"
|
|
#endif
|
|
;
|
|
|
|
return version;
|
|
}
|
|
|