+++ /dev/null
-//========================================================================
-// GLFW 3.4 Wayland - www.glfw.org
-//------------------------------------------------------------------------
-// Copyright (c) 2014 Jonas Ådahl <jadahl@gmail.com>
-//
-// 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.
-//
-//========================================================================
-// It is fine to use C99 in this file because it will not be built with VS
-//========================================================================
-
-#define _GNU_SOURCE
-
-#include "internal.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <unistd.h>
-#include <string.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-#include <sys/timerfd.h>
-#include <poll.h>
-
-
-static int createTmpfileCloexec(char* tmpname)
-{
- int fd;
-
- fd = mkostemp(tmpname, O_CLOEXEC);
- if (fd >= 0)
- unlink(tmpname);
-
- return fd;
-}
-
-/*
- * Create a new, unique, anonymous file of the given size, and
- * return the file descriptor for it. The file descriptor is set
- * CLOEXEC. The file is immediately suitable for mmap()'ing
- * the given size at offset zero.
- *
- * The file should not have a permanent backing store like a disk,
- * but may have if XDG_RUNTIME_DIR is not properly implemented in OS.
- *
- * The file name is deleted from the file system.
- *
- * The file is suitable for buffer sharing between processes by
- * transmitting the file descriptor over Unix sockets using the
- * SCM_RIGHTS methods.
- *
- * posix_fallocate() is used to guarantee that disk space is available
- * for the file at the given size. If disk space is insufficient, errno
- * is set to ENOSPC. If posix_fallocate() is not supported, program may
- * receive SIGBUS on accessing mmap()'ed file contents instead.
- */
-static int createAnonymousFile(off_t size)
-{
- static const char template[] = "/glfw-shared-XXXXXX";
- const char* path;
- char* name;
- int fd;
- int ret;
-
-#ifdef HAVE_MEMFD_CREATE
- fd = memfd_create("glfw-shared", MFD_CLOEXEC | MFD_ALLOW_SEALING);
- if (fd >= 0)
- {
- // We can add this seal before calling posix_fallocate(), as the file
- // is currently zero-sized anyway.
- //
- // There is also no need to check for the return value, we couldn’t do
- // anything with it anyway.
- fcntl(fd, F_ADD_SEALS, F_SEAL_SHRINK | F_SEAL_SEAL);
- }
- else
-#elif defined(SHM_ANON)
- fd = shm_open(SHM_ANON, O_RDWR | O_CLOEXEC, 0600);
- if (fd < 0)
-#endif
- {
- path = getenv("XDG_RUNTIME_DIR");
- if (!path)
- {
- errno = ENOENT;
- return -1;
- }
-
- name = calloc(strlen(path) + sizeof(template), 1);
- strcpy(name, path);
- strcat(name, template);
-
- fd = createTmpfileCloexec(name);
- free(name);
- if (fd < 0)
- return -1;
- }
-
-#if defined(SHM_ANON)
- // posix_fallocate does not work on SHM descriptors
- ret = ftruncate(fd, size);
-#else
- ret = posix_fallocate(fd, 0, size);
-#endif
- if (ret != 0)
- {
- close(fd);
- errno = ret;
- return -1;
- }
- return fd;
-}
-
-static struct wl_buffer* createShmBuffer(const GLFWimage* image)
-{
- struct wl_shm_pool* pool;
- struct wl_buffer* buffer;
- int stride = image->width * 4;
- int length = image->width * image->height * 4;
- void* data;
- int fd, i;
-
- fd = createAnonymousFile(length);
- if (fd < 0)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Creating a buffer file for %d B failed: %s",
- length, strerror(errno));
- return NULL;
- }
-
- data = mmap(NULL, length, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
- if (data == MAP_FAILED)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: mmap failed: %s", strerror(errno));
- close(fd);
- return NULL;
- }
-
- pool = wl_shm_create_pool(_glfw.wl.shm, fd, length);
-
- close(fd);
- unsigned char* source = (unsigned char*) image->pixels;
- unsigned char* target = data;
- for (i = 0; i < image->width * image->height; i++, source += 4)
- {
- unsigned int alpha = source[3];
-
- *target++ = (unsigned char) ((source[2] * alpha) / 255);
- *target++ = (unsigned char) ((source[1] * alpha) / 255);
- *target++ = (unsigned char) ((source[0] * alpha) / 255);
- *target++ = (unsigned char) alpha;
- }
-
- buffer =
- wl_shm_pool_create_buffer(pool, 0,
- image->width,
- image->height,
- stride, WL_SHM_FORMAT_ARGB8888);
- munmap(data, length);
- wl_shm_pool_destroy(pool);
-
- return buffer;
-}
-
-static void createDecoration(_GLFWdecorationWayland* decoration,
- struct wl_surface* parent,
- struct wl_buffer* buffer, GLFWbool opaque,
- int x, int y,
- int width, int height)
-{
- struct wl_region* region;
-
- decoration->surface = wl_compositor_create_surface(_glfw.wl.compositor);
- decoration->subsurface =
- wl_subcompositor_get_subsurface(_glfw.wl.subcompositor,
- decoration->surface, parent);
- wl_subsurface_set_position(decoration->subsurface, x, y);
- decoration->viewport = wp_viewporter_get_viewport(_glfw.wl.viewporter,
- decoration->surface);
- wp_viewport_set_destination(decoration->viewport, width, height);
- wl_surface_attach(decoration->surface, buffer, 0, 0);
-
- if (opaque)
- {
- region = wl_compositor_create_region(_glfw.wl.compositor);
- wl_region_add(region, 0, 0, width, height);
- wl_surface_set_opaque_region(decoration->surface, region);
- wl_surface_commit(decoration->surface);
- wl_region_destroy(region);
- }
- else
- wl_surface_commit(decoration->surface);
-}
-
-static void createDecorations(_GLFWwindow* window)
-{
- unsigned char data[] = { 224, 224, 224, 255 };
- const GLFWimage image = { 1, 1, data };
- GLFWbool opaque = (data[3] == 255);
-
- if (!_glfw.wl.viewporter || !window->decorated || window->wl.decorations.serverSide)
- return;
-
- if (!window->wl.decorations.buffer)
- window->wl.decorations.buffer = createShmBuffer(&image);
- if (!window->wl.decorations.buffer)
- return;
-
- createDecoration(&window->wl.decorations.top, window->wl.surface,
- window->wl.decorations.buffer, opaque,
- 0, -_GLFW_DECORATION_TOP,
- window->wl.width, _GLFW_DECORATION_TOP);
- createDecoration(&window->wl.decorations.left, window->wl.surface,
- window->wl.decorations.buffer, opaque,
- -_GLFW_DECORATION_WIDTH, -_GLFW_DECORATION_TOP,
- _GLFW_DECORATION_WIDTH, window->wl.height + _GLFW_DECORATION_TOP);
- createDecoration(&window->wl.decorations.right, window->wl.surface,
- window->wl.decorations.buffer, opaque,
- window->wl.width, -_GLFW_DECORATION_TOP,
- _GLFW_DECORATION_WIDTH, window->wl.height + _GLFW_DECORATION_TOP);
- createDecoration(&window->wl.decorations.bottom, window->wl.surface,
- window->wl.decorations.buffer, opaque,
- -_GLFW_DECORATION_WIDTH, window->wl.height,
- window->wl.width + _GLFW_DECORATION_HORIZONTAL, _GLFW_DECORATION_WIDTH);
-}
-
-static void destroyDecoration(_GLFWdecorationWayland* decoration)
-{
- if (decoration->surface)
- wl_surface_destroy(decoration->surface);
- if (decoration->subsurface)
- wl_subsurface_destroy(decoration->subsurface);
- if (decoration->viewport)
- wp_viewport_destroy(decoration->viewport);
- decoration->surface = NULL;
- decoration->subsurface = NULL;
- decoration->viewport = NULL;
-}
-
-static void destroyDecorations(_GLFWwindow* window)
-{
- destroyDecoration(&window->wl.decorations.top);
- destroyDecoration(&window->wl.decorations.left);
- destroyDecoration(&window->wl.decorations.right);
- destroyDecoration(&window->wl.decorations.bottom);
-}
-
-static void xdgDecorationHandleConfigure(void* data,
- struct zxdg_toplevel_decoration_v1* decoration,
- uint32_t mode)
-{
- _GLFWwindow* window = data;
-
- window->wl.decorations.serverSide = (mode == ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE);
-
- if (!window->wl.decorations.serverSide)
- createDecorations(window);
-}
-
-static const struct zxdg_toplevel_decoration_v1_listener xdgDecorationListener = {
- xdgDecorationHandleConfigure,
-};
-
-// Makes the surface considered as XRGB instead of ARGB.
-static void setOpaqueRegion(_GLFWwindow* window)
-{
- struct wl_region* region;
-
- region = wl_compositor_create_region(_glfw.wl.compositor);
- if (!region)
- return;
-
- wl_region_add(region, 0, 0, window->wl.width, window->wl.height);
- wl_surface_set_opaque_region(window->wl.surface, region);
- wl_surface_commit(window->wl.surface);
- wl_region_destroy(region);
-}
-
-
-static void resizeWindow(_GLFWwindow* window)
-{
- int scale = window->wl.scale;
- int scaledWidth = window->wl.width * scale;
- int scaledHeight = window->wl.height * scale;
- wl_egl_window_resize(window->wl.native, scaledWidth, scaledHeight, 0, 0);
- if (!window->wl.transparent)
- setOpaqueRegion(window);
- _glfwInputFramebufferSize(window, scaledWidth, scaledHeight);
- _glfwInputWindowContentScale(window, scale, scale);
-
- if (!window->wl.decorations.top.surface)
- return;
-
- // Top decoration.
- wp_viewport_set_destination(window->wl.decorations.top.viewport,
- window->wl.width, _GLFW_DECORATION_TOP);
- wl_surface_commit(window->wl.decorations.top.surface);
-
- // Left decoration.
- wp_viewport_set_destination(window->wl.decorations.left.viewport,
- _GLFW_DECORATION_WIDTH, window->wl.height + _GLFW_DECORATION_TOP);
- wl_surface_commit(window->wl.decorations.left.surface);
-
- // Right decoration.
- wl_subsurface_set_position(window->wl.decorations.right.subsurface,
- window->wl.width, -_GLFW_DECORATION_TOP);
- wp_viewport_set_destination(window->wl.decorations.right.viewport,
- _GLFW_DECORATION_WIDTH, window->wl.height + _GLFW_DECORATION_TOP);
- wl_surface_commit(window->wl.decorations.right.surface);
-
- // Bottom decoration.
- wl_subsurface_set_position(window->wl.decorations.bottom.subsurface,
- -_GLFW_DECORATION_WIDTH, window->wl.height);
- wp_viewport_set_destination(window->wl.decorations.bottom.viewport,
- window->wl.width + _GLFW_DECORATION_HORIZONTAL, _GLFW_DECORATION_WIDTH);
- wl_surface_commit(window->wl.decorations.bottom.surface);
-}
-
-static void checkScaleChange(_GLFWwindow* window)
-{
- int scale = 1;
- int i;
- int monitorScale;
-
- // Check if we will be able to set the buffer scale or not.
- if (_glfw.wl.compositorVersion < 3)
- return;
-
- // Get the scale factor from the highest scale monitor.
- for (i = 0; i < window->wl.monitorsCount; ++i)
- {
- monitorScale = window->wl.monitors[i]->wl.scale;
- if (scale < monitorScale)
- scale = monitorScale;
- }
-
- // Only change the framebuffer size if the scale changed.
- if (scale != window->wl.scale)
- {
- window->wl.scale = scale;
- wl_surface_set_buffer_scale(window->wl.surface, scale);
- resizeWindow(window);
- }
-}
-
-static void surfaceHandleEnter(void *data,
- struct wl_surface *surface,
- struct wl_output *output)
-{
- _GLFWwindow* window = data;
- _GLFWmonitor* monitor = wl_output_get_user_data(output);
-
- if (window->wl.monitorsCount + 1 > window->wl.monitorsSize)
- {
- ++window->wl.monitorsSize;
- window->wl.monitors =
- realloc(window->wl.monitors,
- window->wl.monitorsSize * sizeof(_GLFWmonitor*));
- }
-
- window->wl.monitors[window->wl.monitorsCount++] = monitor;
-
- checkScaleChange(window);
-}
-
-static void surfaceHandleLeave(void *data,
- struct wl_surface *surface,
- struct wl_output *output)
-{
- _GLFWwindow* window = data;
- _GLFWmonitor* monitor = wl_output_get_user_data(output);
- GLFWbool found;
- int i;
-
- for (i = 0, found = GLFW_FALSE; i < window->wl.monitorsCount - 1; ++i)
- {
- if (monitor == window->wl.monitors[i])
- found = GLFW_TRUE;
- if (found)
- window->wl.monitors[i] = window->wl.monitors[i + 1];
- }
- window->wl.monitors[--window->wl.monitorsCount] = NULL;
-
- checkScaleChange(window);
-}
-
-static const struct wl_surface_listener surfaceListener = {
- surfaceHandleEnter,
- surfaceHandleLeave
-};
-
-static void setIdleInhibitor(_GLFWwindow* window, GLFWbool enable)
-{
- if (enable && !window->wl.idleInhibitor && _glfw.wl.idleInhibitManager)
- {
- window->wl.idleInhibitor =
- zwp_idle_inhibit_manager_v1_create_inhibitor(
- _glfw.wl.idleInhibitManager, window->wl.surface);
- if (!window->wl.idleInhibitor)
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Idle inhibitor creation failed");
- }
- else if (!enable && window->wl.idleInhibitor)
- {
- zwp_idle_inhibitor_v1_destroy(window->wl.idleInhibitor);
- window->wl.idleInhibitor = NULL;
- }
-}
-
-static GLFWbool createSurface(_GLFWwindow* window,
- const _GLFWwndconfig* wndconfig)
-{
- window->wl.surface = wl_compositor_create_surface(_glfw.wl.compositor);
- if (!window->wl.surface)
- return GLFW_FALSE;
-
- wl_surface_add_listener(window->wl.surface,
- &surfaceListener,
- window);
-
- wl_surface_set_user_data(window->wl.surface, window);
-
- window->wl.native = wl_egl_window_create(window->wl.surface,
- wndconfig->width,
- wndconfig->height);
- if (!window->wl.native)
- return GLFW_FALSE;
-
- window->wl.width = wndconfig->width;
- window->wl.height = wndconfig->height;
- window->wl.scale = 1;
-
- if (!window->wl.transparent)
- setOpaqueRegion(window);
-
- return GLFW_TRUE;
-}
-
-static void setFullscreen(_GLFWwindow* window, _GLFWmonitor* monitor,
- int refreshRate)
-{
- if (window->wl.xdg.toplevel)
- {
- xdg_toplevel_set_fullscreen(
- window->wl.xdg.toplevel,
- monitor->wl.output);
- }
- setIdleInhibitor(window, GLFW_TRUE);
- if (!window->wl.decorations.serverSide)
- destroyDecorations(window);
-}
-
-static void xdgToplevelHandleConfigure(void* data,
- struct xdg_toplevel* toplevel,
- int32_t width,
- int32_t height,
- struct wl_array* states)
-{
- _GLFWwindow* window = data;
- float aspectRatio;
- float targetRatio;
- uint32_t* state;
- GLFWbool maximized = GLFW_FALSE;
- GLFWbool fullscreen = GLFW_FALSE;
- GLFWbool activated = GLFW_FALSE;
-
- wl_array_for_each(state, states)
- {
- switch (*state)
- {
- case XDG_TOPLEVEL_STATE_MAXIMIZED:
- maximized = GLFW_TRUE;
- break;
- case XDG_TOPLEVEL_STATE_FULLSCREEN:
- fullscreen = GLFW_TRUE;
- break;
- case XDG_TOPLEVEL_STATE_RESIZING:
- break;
- case XDG_TOPLEVEL_STATE_ACTIVATED:
- activated = GLFW_TRUE;
- break;
- }
- }
-
- if (width != 0 && height != 0)
- {
- if (!maximized && !fullscreen)
- {
- if (window->numer != GLFW_DONT_CARE && window->denom != GLFW_DONT_CARE)
- {
- aspectRatio = (float)width / (float)height;
- targetRatio = (float)window->numer / (float)window->denom;
- if (aspectRatio < targetRatio)
- height = width / targetRatio;
- else if (aspectRatio > targetRatio)
- width = height * targetRatio;
- }
- }
-
- _glfwInputWindowSize(window, width, height);
- _glfwPlatformSetWindowSize(window, width, height);
- _glfwInputWindowDamage(window);
- }
-
- if (window->wl.wasFullscreen && window->autoIconify)
- {
- if (!activated || !fullscreen)
- {
- _glfwPlatformIconifyWindow(window);
- window->wl.wasFullscreen = GLFW_FALSE;
- }
- }
- if (fullscreen && activated)
- window->wl.wasFullscreen = GLFW_TRUE;
- _glfwInputWindowFocus(window, activated);
-}
-
-static void xdgToplevelHandleClose(void* data,
- struct xdg_toplevel* toplevel)
-{
- _GLFWwindow* window = data;
- _glfwInputWindowCloseRequest(window);
-}
-
-static const struct xdg_toplevel_listener xdgToplevelListener = {
- xdgToplevelHandleConfigure,
- xdgToplevelHandleClose
-};
-
-static void xdgSurfaceHandleConfigure(void* data,
- struct xdg_surface* surface,
- uint32_t serial)
-{
- xdg_surface_ack_configure(surface, serial);
-}
-
-static const struct xdg_surface_listener xdgSurfaceListener = {
- xdgSurfaceHandleConfigure
-};
-
-static void setXdgDecorations(_GLFWwindow* window)
-{
- if (_glfw.wl.decorationManager)
- {
- window->wl.xdg.decoration =
- zxdg_decoration_manager_v1_get_toplevel_decoration(
- _glfw.wl.decorationManager, window->wl.xdg.toplevel);
- zxdg_toplevel_decoration_v1_add_listener(window->wl.xdg.decoration,
- &xdgDecorationListener,
- window);
- zxdg_toplevel_decoration_v1_set_mode(
- window->wl.xdg.decoration,
- ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE);
- }
- else
- {
- window->wl.decorations.serverSide = GLFW_FALSE;
- createDecorations(window);
- }
-}
-
-static GLFWbool createXdgSurface(_GLFWwindow* window)
-{
- window->wl.xdg.surface = xdg_wm_base_get_xdg_surface(_glfw.wl.wmBase,
- window->wl.surface);
- if (!window->wl.xdg.surface)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: xdg-surface creation failed");
- return GLFW_FALSE;
- }
-
- xdg_surface_add_listener(window->wl.xdg.surface,
- &xdgSurfaceListener,
- window);
-
- window->wl.xdg.toplevel = xdg_surface_get_toplevel(window->wl.xdg.surface);
- if (!window->wl.xdg.toplevel)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: xdg-toplevel creation failed");
- return GLFW_FALSE;
- }
-
- xdg_toplevel_add_listener(window->wl.xdg.toplevel,
- &xdgToplevelListener,
- window);
-
- if (window->wl.title)
- xdg_toplevel_set_title(window->wl.xdg.toplevel, window->wl.title);
-
- if (window->minwidth != GLFW_DONT_CARE && window->minheight != GLFW_DONT_CARE)
- xdg_toplevel_set_min_size(window->wl.xdg.toplevel,
- window->minwidth, window->minheight);
- if (window->maxwidth != GLFW_DONT_CARE && window->maxheight != GLFW_DONT_CARE)
- xdg_toplevel_set_max_size(window->wl.xdg.toplevel,
- window->maxwidth, window->maxheight);
-
- if (window->monitor)
- {
- xdg_toplevel_set_fullscreen(window->wl.xdg.toplevel,
- window->monitor->wl.output);
- setIdleInhibitor(window, GLFW_TRUE);
- }
- else if (window->wl.maximized)
- {
- xdg_toplevel_set_maximized(window->wl.xdg.toplevel);
- setIdleInhibitor(window, GLFW_FALSE);
- setXdgDecorations(window);
- }
- else
- {
- setIdleInhibitor(window, GLFW_FALSE);
- setXdgDecorations(window);
- }
-
- wl_surface_commit(window->wl.surface);
- wl_display_roundtrip(_glfw.wl.display);
-
- return GLFW_TRUE;
-}
-
-static void setCursorImage(_GLFWwindow* window,
- _GLFWcursorWayland* cursorWayland)
-{
- struct itimerspec timer = {};
- struct wl_cursor* wlCursor = cursorWayland->cursor;
- struct wl_cursor_image* image;
- struct wl_buffer* buffer;
- struct wl_surface* surface = _glfw.wl.cursorSurface;
- int scale = 1;
-
- if (!wlCursor)
- buffer = cursorWayland->buffer;
- else
- {
- if (window->wl.scale > 1 && cursorWayland->cursorHiDPI)
- {
- wlCursor = cursorWayland->cursorHiDPI;
- scale = 2;
- }
-
- image = wlCursor->images[cursorWayland->currentImage];
- buffer = wl_cursor_image_get_buffer(image);
- if (!buffer)
- return;
-
- timer.it_value.tv_sec = image->delay / 1000;
- timer.it_value.tv_nsec = (image->delay % 1000) * 1000000;
- timerfd_settime(_glfw.wl.cursorTimerfd, 0, &timer, NULL);
-
- cursorWayland->width = image->width;
- cursorWayland->height = image->height;
- cursorWayland->xhot = image->hotspot_x;
- cursorWayland->yhot = image->hotspot_y;
- }
-
- wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.serial,
- surface,
- cursorWayland->xhot / scale,
- cursorWayland->yhot / scale);
- wl_surface_set_buffer_scale(surface, scale);
- wl_surface_attach(surface, buffer, 0, 0);
- wl_surface_damage(surface, 0, 0,
- cursorWayland->width, cursorWayland->height);
- wl_surface_commit(surface);
-}
-
-static void incrementCursorImage(_GLFWwindow* window)
-{
- _GLFWcursor* cursor;
-
- if (!window || window->wl.decorations.focus != mainWindow)
- return;
-
- cursor = window->wl.currentCursor;
- if (cursor && cursor->wl.cursor)
- {
- cursor->wl.currentImage += 1;
- cursor->wl.currentImage %= cursor->wl.cursor->image_count;
- setCursorImage(window, &cursor->wl);
- }
-}
-
-static void handleEvents(int timeout)
-{
- struct wl_display* display = _glfw.wl.display;
- struct pollfd fds[] = {
- { wl_display_get_fd(display), POLLIN },
- { _glfw.wl.timerfd, POLLIN },
- { _glfw.wl.cursorTimerfd, POLLIN },
- };
- ssize_t read_ret;
- uint64_t repeats, i;
-
- while (wl_display_prepare_read(display) != 0)
- wl_display_dispatch_pending(display);
-
- // If an error different from EAGAIN happens, we have likely been
- // disconnected from the Wayland session, try to handle that the best we
- // can.
- if (wl_display_flush(display) < 0 && errno != EAGAIN)
- {
- _GLFWwindow* window = _glfw.windowListHead;
- while (window)
- {
- _glfwInputWindowCloseRequest(window);
- window = window->next;
- }
- wl_display_cancel_read(display);
- return;
- }
-
- if (poll(fds, 3, timeout) > 0)
- {
- if (fds[0].revents & POLLIN)
- {
- wl_display_read_events(display);
- wl_display_dispatch_pending(display);
- }
- else
- {
- wl_display_cancel_read(display);
- }
-
- if (fds[1].revents & POLLIN)
- {
- read_ret = read(_glfw.wl.timerfd, &repeats, sizeof(repeats));
- if (read_ret != 8)
- return;
-
- if (_glfw.wl.keyboardFocus)
- {
- for (i = 0; i < repeats; ++i)
- {
- _glfwInputKey(_glfw.wl.keyboardFocus,
- _glfw.wl.keyboardLastKey,
- _glfw.wl.keyboardLastScancode,
- GLFW_REPEAT,
- _glfw.wl.xkb.modifiers);
- }
- }
- }
-
- if (fds[2].revents & POLLIN)
- {
- read_ret = read(_glfw.wl.cursorTimerfd, &repeats, sizeof(repeats));
- if (read_ret != 8)
- return;
-
- incrementCursorImage(_glfw.wl.pointerFocus);
- }
- }
- else
- {
- wl_display_cancel_read(display);
- }
-}
-
-//////////////////////////////////////////////////////////////////////////
-////// GLFW platform API //////
-//////////////////////////////////////////////////////////////////////////
-
-int _glfwPlatformCreateWindow(_GLFWwindow* window,
- const _GLFWwndconfig* wndconfig,
- const _GLFWctxconfig* ctxconfig,
- const _GLFWfbconfig* fbconfig)
-{
- window->wl.transparent = fbconfig->transparent;
-
- if (!createSurface(window, wndconfig))
- return GLFW_FALSE;
-
- if (ctxconfig->client != GLFW_NO_API)
- {
- if (ctxconfig->source == GLFW_EGL_CONTEXT_API ||
- ctxconfig->source == GLFW_NATIVE_CONTEXT_API)
- {
- if (!_glfwInitEGL())
- return GLFW_FALSE;
- if (!_glfwCreateContextEGL(window, ctxconfig, fbconfig))
- return GLFW_FALSE;
- }
- else if (ctxconfig->source == GLFW_OSMESA_CONTEXT_API)
- {
- if (!_glfwInitOSMesa())
- return GLFW_FALSE;
- if (!_glfwCreateContextOSMesa(window, ctxconfig, fbconfig))
- return GLFW_FALSE;
- }
- }
-
- if (wndconfig->title)
- window->wl.title = _glfw_strdup(wndconfig->title);
-
- if (wndconfig->visible)
- {
- if (!createXdgSurface(window))
- return GLFW_FALSE;
-
- window->wl.visible = GLFW_TRUE;
- }
- else
- {
- window->wl.xdg.surface = NULL;
- window->wl.xdg.toplevel = NULL;
- window->wl.visible = GLFW_FALSE;
- }
-
- window->wl.currentCursor = NULL;
-
- window->wl.monitors = calloc(1, sizeof(_GLFWmonitor*));
- window->wl.monitorsCount = 0;
- window->wl.monitorsSize = 1;
-
- return GLFW_TRUE;
-}
-
-void _glfwPlatformDestroyWindow(_GLFWwindow* window)
-{
- if (window == _glfw.wl.pointerFocus)
- {
- _glfw.wl.pointerFocus = NULL;
- _glfwInputCursorEnter(window, GLFW_FALSE);
- }
- if (window == _glfw.wl.keyboardFocus)
- {
- _glfw.wl.keyboardFocus = NULL;
- _glfwInputWindowFocus(window, GLFW_FALSE);
- }
-
- if (window->wl.idleInhibitor)
- zwp_idle_inhibitor_v1_destroy(window->wl.idleInhibitor);
-
- if (window->context.destroy)
- window->context.destroy(window);
-
- destroyDecorations(window);
- if (window->wl.xdg.decoration)
- zxdg_toplevel_decoration_v1_destroy(window->wl.xdg.decoration);
-
- if (window->wl.decorations.buffer)
- wl_buffer_destroy(window->wl.decorations.buffer);
-
- if (window->wl.native)
- wl_egl_window_destroy(window->wl.native);
-
- if (window->wl.xdg.toplevel)
- xdg_toplevel_destroy(window->wl.xdg.toplevel);
-
- if (window->wl.xdg.surface)
- xdg_surface_destroy(window->wl.xdg.surface);
-
- if (window->wl.surface)
- wl_surface_destroy(window->wl.surface);
-
- free(window->wl.title);
- free(window->wl.monitors);
-}
-
-void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
-{
- if (window->wl.title)
- free(window->wl.title);
- window->wl.title = _glfw_strdup(title);
- if (window->wl.xdg.toplevel)
- xdg_toplevel_set_title(window->wl.xdg.toplevel, title);
-}
-
-void _glfwPlatformSetWindowIcon(_GLFWwindow* window,
- int count, const GLFWimage* images)
-{
- _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
- "Wayland: The platform does not support setting the window icon");
-}
-
-void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos)
-{
- // A Wayland client is not aware of its position, so just warn and leave it
- // as (0, 0)
-
- _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
- "Wayland: The platform does not provide the window position");
-}
-
-void _glfwPlatformSetWindowPos(_GLFWwindow* window, int xpos, int ypos)
-{
- // A Wayland client can not set its position, so just warn
-
- _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
- "Wayland: The platform does not support setting the window position");
-}
-
-void _glfwPlatformGetWindowSize(_GLFWwindow* window, int* width, int* height)
-{
- if (width)
- *width = window->wl.width;
- if (height)
- *height = window->wl.height;
-}
-
-void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height)
-{
- window->wl.width = width;
- window->wl.height = height;
- resizeWindow(window);
-}
-
-void _glfwPlatformSetWindowSizeLimits(_GLFWwindow* window,
- int minwidth, int minheight,
- int maxwidth, int maxheight)
-{
- if (window->wl.xdg.toplevel)
- {
- if (minwidth == GLFW_DONT_CARE || minheight == GLFW_DONT_CARE)
- minwidth = minheight = 0;
- if (maxwidth == GLFW_DONT_CARE || maxheight == GLFW_DONT_CARE)
- maxwidth = maxheight = 0;
- xdg_toplevel_set_min_size(window->wl.xdg.toplevel, minwidth, minheight);
- xdg_toplevel_set_max_size(window->wl.xdg.toplevel, maxwidth, maxheight);
- wl_surface_commit(window->wl.surface);
- }
-}
-
-void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window,
- int numer, int denom)
-{
- // TODO: find out how to trigger a resize.
- // The actual limits are checked in the xdg_toplevel::configure handler.
- _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
- "Wayland: Window aspect ratio not yet implemented");
-}
-
-void _glfwPlatformGetFramebufferSize(_GLFWwindow* window,
- int* width, int* height)
-{
- _glfwPlatformGetWindowSize(window, width, height);
- if (width)
- *width *= window->wl.scale;
- if (height)
- *height *= window->wl.scale;
-}
-
-void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window,
- int* left, int* top,
- int* right, int* bottom)
-{
- if (window->decorated && !window->monitor && !window->wl.decorations.serverSide)
- {
- if (top)
- *top = _GLFW_DECORATION_TOP;
- if (left)
- *left = _GLFW_DECORATION_WIDTH;
- if (right)
- *right = _GLFW_DECORATION_WIDTH;
- if (bottom)
- *bottom = _GLFW_DECORATION_WIDTH;
- }
-}
-
-void _glfwPlatformGetWindowContentScale(_GLFWwindow* window,
- float* xscale, float* yscale)
-{
- if (xscale)
- *xscale = (float) window->wl.scale;
- if (yscale)
- *yscale = (float) window->wl.scale;
-}
-
-void _glfwPlatformIconifyWindow(_GLFWwindow* window)
-{
- if (window->wl.xdg.toplevel)
- xdg_toplevel_set_minimized(window->wl.xdg.toplevel);
-}
-
-void _glfwPlatformRestoreWindow(_GLFWwindow* window)
-{
- if (window->wl.xdg.toplevel)
- {
- if (window->monitor)
- xdg_toplevel_unset_fullscreen(window->wl.xdg.toplevel);
- if (window->wl.maximized)
- xdg_toplevel_unset_maximized(window->wl.xdg.toplevel);
- // There is no way to unset minimized, or even to know if we are
- // minimized, so there is nothing to do in this case.
- }
- _glfwInputWindowMonitor(window, NULL);
- window->wl.maximized = GLFW_FALSE;
-}
-
-void _glfwPlatformMaximizeWindow(_GLFWwindow* window)
-{
- if (window->wl.xdg.toplevel)
- {
- xdg_toplevel_set_maximized(window->wl.xdg.toplevel);
- }
- window->wl.maximized = GLFW_TRUE;
-}
-
-void _glfwPlatformShowWindow(_GLFWwindow* window)
-{
- if (!window->wl.visible)
- {
- createXdgSurface(window);
- window->wl.visible = GLFW_TRUE;
- }
-}
-
-void _glfwPlatformHideWindow(_GLFWwindow* window)
-{
- if (window->wl.xdg.toplevel)
- {
- xdg_toplevel_destroy(window->wl.xdg.toplevel);
- xdg_surface_destroy(window->wl.xdg.surface);
- window->wl.xdg.toplevel = NULL;
- window->wl.xdg.surface = NULL;
- }
- window->wl.visible = GLFW_FALSE;
-}
-
-void _glfwPlatformRequestWindowAttention(_GLFWwindow* window)
-{
- // TODO
- _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
- "Wayland: Window attention request not implemented yet");
-}
-
-void _glfwPlatformFocusWindow(_GLFWwindow* window)
-{
- _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
- "Wayland: The platform does not support setting the input focus");
-}
-
-void _glfwPlatformSetWindowMonitor(_GLFWwindow* window,
- _GLFWmonitor* monitor,
- int xpos, int ypos,
- int width, int height,
- int refreshRate)
-{
- if (monitor)
- {
- setFullscreen(window, monitor, refreshRate);
- }
- else
- {
- if (window->wl.xdg.toplevel)
- xdg_toplevel_unset_fullscreen(window->wl.xdg.toplevel);
- setIdleInhibitor(window, GLFW_FALSE);
- if (!_glfw.wl.decorationManager)
- createDecorations(window);
- }
- _glfwInputWindowMonitor(window, monitor);
-}
-
-int _glfwPlatformWindowFocused(_GLFWwindow* window)
-{
- return _glfw.wl.keyboardFocus == window;
-}
-
-int _glfwPlatformWindowIconified(_GLFWwindow* window)
-{
- // xdg-shell doesn’t give any way to request whether a surface is
- // iconified.
- return GLFW_FALSE;
-}
-
-int _glfwPlatformWindowVisible(_GLFWwindow* window)
-{
- return window->wl.visible;
-}
-
-int _glfwPlatformWindowMaximized(_GLFWwindow* window)
-{
- return window->wl.maximized;
-}
-
-int _glfwPlatformWindowHovered(_GLFWwindow* window)
-{
- return window->wl.hovered;
-}
-
-int _glfwPlatformFramebufferTransparent(_GLFWwindow* window)
-{
- return window->wl.transparent;
-}
-
-void _glfwPlatformSetWindowResizable(_GLFWwindow* window, GLFWbool enabled)
-{
- // TODO
- _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
- "Wayland: Window attribute setting not implemented yet");
-}
-
-void _glfwPlatformSetWindowDecorated(_GLFWwindow* window, GLFWbool enabled)
-{
- if (!window->monitor)
- {
- if (enabled)
- createDecorations(window);
- else
- destroyDecorations(window);
- }
-}
-
-void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
-{
- // TODO
- _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
- "Wayland: Window attribute setting not implemented yet");
-}
-
-void _glfwPlatformSetWindowMousePassthrough(_GLFWwindow* window, GLFWbool enabled)
-{
- if (enabled)
- {
- struct wl_region* region = wl_compositor_create_region(_glfw.wl.compositor);
- wl_surface_set_input_region(window->wl.surface, region);
- wl_region_destroy(region);
- }
- else
- wl_surface_set_input_region(window->wl.surface, 0);
- wl_surface_commit(window->wl.surface);
-}
-
-float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)
-{
- return 1.f;
-}
-
-void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity)
-{
- _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
- "Wayland: The platform does not support setting the window opacity");
-}
-
-void _glfwPlatformSetRawMouseMotion(_GLFWwindow *window, GLFWbool enabled)
-{
- // This is handled in relativePointerHandleRelativeMotion
-}
-
-GLFWbool _glfwPlatformRawMouseMotionSupported(void)
-{
- return GLFW_TRUE;
-}
-
-void _glfwPlatformPollEvents(void)
-{
- handleEvents(0);
-}
-
-void _glfwPlatformWaitEvents(void)
-{
- handleEvents(-1);
-}
-
-void _glfwPlatformWaitEventsTimeout(double timeout)
-{
- handleEvents((int) (timeout * 1e3));
-}
-
-void _glfwPlatformPostEmptyEvent(void)
-{
- wl_display_sync(_glfw.wl.display);
-}
-
-void _glfwPlatformGetCursorPos(_GLFWwindow* window, double* xpos, double* ypos)
-{
- if (xpos)
- *xpos = window->wl.cursorPosX;
- if (ypos)
- *ypos = window->wl.cursorPosY;
-}
-
-static GLFWbool isPointerLocked(_GLFWwindow* window);
-
-void _glfwPlatformSetCursorPos(_GLFWwindow* window, double x, double y)
-{
- if (isPointerLocked(window))
- {
- zwp_locked_pointer_v1_set_cursor_position_hint(
- window->wl.pointerLock.lockedPointer,
- wl_fixed_from_double(x), wl_fixed_from_double(y));
- wl_surface_commit(window->wl.surface);
- }
-}
-
-void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode)
-{
- _glfwPlatformSetCursor(window, window->wl.currentCursor);
-}
-
-const char* _glfwPlatformGetScancodeName(int scancode)
-{
- // TODO
- _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
- "Wayland: Key names not yet implemented");
- return NULL;
-}
-
-int _glfwPlatformGetKeyScancode(int key)
-{
- return _glfw.wl.scancodes[key];
-}
-
-int _glfwPlatformCreateCursor(_GLFWcursor* cursor,
- const GLFWimage* image,
- int xhot, int yhot)
-{
- cursor->wl.buffer = createShmBuffer(image);
- if (!cursor->wl.buffer)
- return GLFW_FALSE;
-
- cursor->wl.width = image->width;
- cursor->wl.height = image->height;
- cursor->wl.xhot = xhot;
- cursor->wl.yhot = yhot;
- return GLFW_TRUE;
-}
-
-int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape)
-{
- const char* name = NULL;
-
- // Try the XDG names first
- if (shape == GLFW_ARROW_CURSOR)
- name = "default";
- else if (shape == GLFW_IBEAM_CURSOR)
- name = "text";
- else if (shape == GLFW_CROSSHAIR_CURSOR)
- name = "crosshair";
- else if (shape == GLFW_POINTING_HAND_CURSOR)
- name = "pointer";
- else if (shape == GLFW_RESIZE_EW_CURSOR)
- name = "ew-resize";
- else if (shape == GLFW_RESIZE_NS_CURSOR)
- name = "ns-resize";
- else if (shape == GLFW_RESIZE_NWSE_CURSOR)
- name = "nwse-resize";
- else if (shape == GLFW_RESIZE_NESW_CURSOR)
- name = "nesw-resize";
- else if (shape == GLFW_RESIZE_ALL_CURSOR)
- name = "all-scroll";
- else if (shape == GLFW_NOT_ALLOWED_CURSOR)
- name = "not-allowed";
-
- cursor->wl.cursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorTheme, name);
-
- if (_glfw.wl.cursorThemeHiDPI)
- {
- cursor->wl.cursorHiDPI =
- wl_cursor_theme_get_cursor(_glfw.wl.cursorThemeHiDPI, name);
- }
-
- if (!cursor->wl.cursor)
- {
- // Fall back to the core X11 names
- if (shape == GLFW_ARROW_CURSOR)
- name = "left_ptr";
- else if (shape == GLFW_IBEAM_CURSOR)
- name = "xterm";
- else if (shape == GLFW_CROSSHAIR_CURSOR)
- name = "crosshair";
- else if (shape == GLFW_POINTING_HAND_CURSOR)
- name = "hand2";
- else if (shape == GLFW_RESIZE_EW_CURSOR)
- name = "sb_h_double_arrow";
- else if (shape == GLFW_RESIZE_NS_CURSOR)
- name = "sb_v_double_arrow";
- else if (shape == GLFW_RESIZE_ALL_CURSOR)
- name = "fleur";
- else
- {
- _glfwInputError(GLFW_CURSOR_UNAVAILABLE,
- "Wayland: Standard cursor shape unavailable");
- return GLFW_FALSE;
- }
-
- cursor->wl.cursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorTheme, name);
- if (!cursor->wl.cursor)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Failed to create standard cursor \"%s\"",
- name);
- return GLFW_FALSE;
- }
-
- if (_glfw.wl.cursorThemeHiDPI)
- {
- if (!cursor->wl.cursorHiDPI)
- {
- cursor->wl.cursorHiDPI =
- wl_cursor_theme_get_cursor(_glfw.wl.cursorThemeHiDPI, name);
- }
- }
- }
-
- return GLFW_TRUE;
-}
-
-void _glfwPlatformDestroyCursor(_GLFWcursor* cursor)
-{
- // If it's a standard cursor we don't need to do anything here
- if (cursor->wl.cursor)
- return;
-
- if (cursor->wl.buffer)
- wl_buffer_destroy(cursor->wl.buffer);
-}
-
-static void relativePointerHandleRelativeMotion(void* data,
- struct zwp_relative_pointer_v1* pointer,
- uint32_t timeHi,
- uint32_t timeLo,
- wl_fixed_t dx,
- wl_fixed_t dy,
- wl_fixed_t dxUnaccel,
- wl_fixed_t dyUnaccel)
-{
- _GLFWwindow* window = data;
- double xpos = window->virtualCursorPosX;
- double ypos = window->virtualCursorPosY;
-
- if (window->cursorMode != GLFW_CURSOR_DISABLED)
- return;
-
- if (window->rawMouseMotion)
- {
- xpos += wl_fixed_to_double(dxUnaccel);
- ypos += wl_fixed_to_double(dyUnaccel);
- }
- else
- {
- xpos += wl_fixed_to_double(dx);
- ypos += wl_fixed_to_double(dy);
- }
-
- _glfwInputCursorPos(window, xpos, ypos);
-}
-
-static const struct zwp_relative_pointer_v1_listener relativePointerListener = {
- relativePointerHandleRelativeMotion
-};
-
-static void lockedPointerHandleLocked(void* data,
- struct zwp_locked_pointer_v1* lockedPointer)
-{
-}
-
-static void unlockPointer(_GLFWwindow* window)
-{
- struct zwp_relative_pointer_v1* relativePointer =
- window->wl.pointerLock.relativePointer;
- struct zwp_locked_pointer_v1* lockedPointer =
- window->wl.pointerLock.lockedPointer;
-
- zwp_relative_pointer_v1_destroy(relativePointer);
- zwp_locked_pointer_v1_destroy(lockedPointer);
-
- window->wl.pointerLock.relativePointer = NULL;
- window->wl.pointerLock.lockedPointer = NULL;
-}
-
-static void lockPointer(_GLFWwindow* window);
-
-static void lockedPointerHandleUnlocked(void* data,
- struct zwp_locked_pointer_v1* lockedPointer)
-{
-}
-
-static const struct zwp_locked_pointer_v1_listener lockedPointerListener = {
- lockedPointerHandleLocked,
- lockedPointerHandleUnlocked
-};
-
-static void lockPointer(_GLFWwindow* window)
-{
- struct zwp_relative_pointer_v1* relativePointer;
- struct zwp_locked_pointer_v1* lockedPointer;
-
- if (!_glfw.wl.relativePointerManager)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: no relative pointer manager");
- return;
- }
-
- relativePointer =
- zwp_relative_pointer_manager_v1_get_relative_pointer(
- _glfw.wl.relativePointerManager,
- _glfw.wl.pointer);
- zwp_relative_pointer_v1_add_listener(relativePointer,
- &relativePointerListener,
- window);
-
- lockedPointer =
- zwp_pointer_constraints_v1_lock_pointer(
- _glfw.wl.pointerConstraints,
- window->wl.surface,
- _glfw.wl.pointer,
- NULL,
- ZWP_POINTER_CONSTRAINTS_V1_LIFETIME_PERSISTENT);
- zwp_locked_pointer_v1_add_listener(lockedPointer,
- &lockedPointerListener,
- window);
-
- window->wl.pointerLock.relativePointer = relativePointer;
- window->wl.pointerLock.lockedPointer = lockedPointer;
-
- wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.serial,
- NULL, 0, 0);
-}
-
-static GLFWbool isPointerLocked(_GLFWwindow* window)
-{
- return window->wl.pointerLock.lockedPointer != NULL;
-}
-
-void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor)
-{
- struct wl_cursor* defaultCursor;
- struct wl_cursor* defaultCursorHiDPI = NULL;
-
- if (!_glfw.wl.pointer)
- return;
-
- window->wl.currentCursor = cursor;
-
- // If we're not in the correct window just save the cursor
- // the next time the pointer enters the window the cursor will change
- if (window != _glfw.wl.pointerFocus || window->wl.decorations.focus != mainWindow)
- return;
-
- // Unlock possible pointer lock if no longer disabled.
- if (window->cursorMode != GLFW_CURSOR_DISABLED && isPointerLocked(window))
- unlockPointer(window);
-
- if (window->cursorMode == GLFW_CURSOR_NORMAL)
- {
- if (cursor)
- setCursorImage(window, &cursor->wl);
- else
- {
- defaultCursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorTheme,
- "left_ptr");
- if (!defaultCursor)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Standard cursor not found");
- return;
- }
- if (_glfw.wl.cursorThemeHiDPI)
- defaultCursorHiDPI =
- wl_cursor_theme_get_cursor(_glfw.wl.cursorThemeHiDPI,
- "left_ptr");
- _GLFWcursorWayland cursorWayland = {
- defaultCursor,
- defaultCursorHiDPI,
- NULL,
- 0, 0,
- 0, 0,
- 0
- };
- setCursorImage(window, &cursorWayland);
- }
- }
- else if (window->cursorMode == GLFW_CURSOR_DISABLED)
- {
- if (!isPointerLocked(window))
- lockPointer(window);
- }
- else if (window->cursorMode == GLFW_CURSOR_HIDDEN)
- {
- wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.serial, NULL, 0, 0);
- }
-}
-
-static void dataSourceHandleTarget(void* data,
- struct wl_data_source* dataSource,
- const char* mimeType)
-{
- if (_glfw.wl.dataSource != dataSource)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Unknown clipboard data source");
- return;
- }
-}
-
-static void dataSourceHandleSend(void* data,
- struct wl_data_source* dataSource,
- const char* mimeType,
- int fd)
-{
- const char* string = _glfw.wl.clipboardSendString;
- size_t len = _glfw.wl.clipboardSendSize;
- int ret;
-
- if (_glfw.wl.dataSource != dataSource)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Unknown clipboard data source");
- return;
- }
-
- if (!string)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Copy requested from an invalid string");
- return;
- }
-
- if (strcmp(mimeType, "text/plain;charset=utf-8") != 0)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Wrong MIME type asked from clipboard");
- close(fd);
- return;
- }
-
- while (len > 0)
- {
- ret = write(fd, string, len);
- if (ret == -1 && errno == EINTR)
- continue;
- if (ret == -1)
- {
- // TODO: also report errno maybe.
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Error while writing the clipboard");
- close(fd);
- return;
- }
- len -= ret;
- }
- close(fd);
-}
-
-static void dataSourceHandleCancelled(void* data,
- struct wl_data_source* dataSource)
-{
- wl_data_source_destroy(dataSource);
-
- if (_glfw.wl.dataSource != dataSource)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Unknown clipboard data source");
- return;
- }
-
- _glfw.wl.dataSource = NULL;
-}
-
-static const struct wl_data_source_listener dataSourceListener = {
- dataSourceHandleTarget,
- dataSourceHandleSend,
- dataSourceHandleCancelled,
-};
-
-void _glfwPlatformSetClipboardString(const char* string)
-{
- if (_glfw.wl.dataSource)
- {
- wl_data_source_destroy(_glfw.wl.dataSource);
- _glfw.wl.dataSource = NULL;
- }
-
- if (_glfw.wl.clipboardSendString)
- {
- free(_glfw.wl.clipboardSendString);
- _glfw.wl.clipboardSendString = NULL;
- }
-
- _glfw.wl.clipboardSendString = strdup(string);
- if (!_glfw.wl.clipboardSendString)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Impossible to allocate clipboard string");
- return;
- }
- _glfw.wl.clipboardSendSize = strlen(string);
- _glfw.wl.dataSource =
- wl_data_device_manager_create_data_source(_glfw.wl.dataDeviceManager);
- if (!_glfw.wl.dataSource)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Impossible to create clipboard source");
- free(_glfw.wl.clipboardSendString);
- return;
- }
- wl_data_source_add_listener(_glfw.wl.dataSource,
- &dataSourceListener,
- NULL);
- wl_data_source_offer(_glfw.wl.dataSource, "text/plain;charset=utf-8");
- wl_data_device_set_selection(_glfw.wl.dataDevice,
- _glfw.wl.dataSource,
- _glfw.wl.serial);
-}
-
-static GLFWbool growClipboardString(void)
-{
- char* clipboard = _glfw.wl.clipboardString;
-
- clipboard = realloc(clipboard, _glfw.wl.clipboardSize * 2);
- if (!clipboard)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Impossible to grow clipboard string");
- return GLFW_FALSE;
- }
- _glfw.wl.clipboardString = clipboard;
- _glfw.wl.clipboardSize = _glfw.wl.clipboardSize * 2;
- return GLFW_TRUE;
-}
-
-const char* _glfwPlatformGetClipboardString(void)
-{
- int fds[2];
- int ret;
- size_t len = 0;
-
- if (!_glfw.wl.dataOffer)
- {
- _glfwInputError(GLFW_FORMAT_UNAVAILABLE,
- "No clipboard data has been sent yet");
- return NULL;
- }
-
- ret = pipe2(fds, O_CLOEXEC);
- if (ret < 0)
- {
- // TODO: also report errno maybe?
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Impossible to create clipboard pipe fds");
- return NULL;
- }
-
- wl_data_offer_receive(_glfw.wl.dataOffer, "text/plain;charset=utf-8", fds[1]);
- close(fds[1]);
-
- // XXX: this is a huge hack, this function shouldn’t be synchronous!
- handleEvents(-1);
-
- while (1)
- {
- // Grow the clipboard if we need to paste something bigger, there is no
- // shrink operation yet.
- if (len + 4096 > _glfw.wl.clipboardSize)
- {
- if (!growClipboardString())
- {
- close(fds[0]);
- return NULL;
- }
- }
-
- // Then read from the fd to the clipboard, handling all known errors.
- ret = read(fds[0], _glfw.wl.clipboardString + len, 4096);
- if (ret == 0)
- break;
- if (ret == -1 && errno == EINTR)
- continue;
- if (ret == -1)
- {
- // TODO: also report errno maybe.
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Impossible to read from clipboard fd");
- close(fds[0]);
- return NULL;
- }
- len += ret;
- }
- close(fds[0]);
- if (len + 1 > _glfw.wl.clipboardSize)
- {
- if (!growClipboardString())
- return NULL;
- }
- _glfw.wl.clipboardString[len] = '\0';
- return _glfw.wl.clipboardString;
-}
-
-EGLenum _glfwPlatformGetEGLPlatform(EGLint** attribs)
-{
- if (_glfw.egl.EXT_platform_base && _glfw.egl.EXT_platform_wayland)
- return EGL_PLATFORM_WAYLAND_EXT;
- else
- return 0;
-}
-
-EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void)
-{
- return _glfw.wl.display;
-}
-
-EGLNativeWindowType _glfwPlatformGetEGLNativeWindow(_GLFWwindow* window)
-{
- return window->wl.native;
-}
-
-void _glfwPlatformGetRequiredInstanceExtensions(char** extensions)
-{
- if (!_glfw.vk.KHR_surface || !_glfw.vk.KHR_wayland_surface)
- return;
-
- extensions[0] = "VK_KHR_surface";
- extensions[1] = "VK_KHR_wayland_surface";
-}
-
-int _glfwPlatformGetPhysicalDevicePresentationSupport(VkInstance instance,
- VkPhysicalDevice device,
- uint32_t queuefamily)
-{
- PFN_vkGetPhysicalDeviceWaylandPresentationSupportKHR
- vkGetPhysicalDeviceWaylandPresentationSupportKHR =
- (PFN_vkGetPhysicalDeviceWaylandPresentationSupportKHR)
- vkGetInstanceProcAddr(instance, "vkGetPhysicalDeviceWaylandPresentationSupportKHR");
- if (!vkGetPhysicalDeviceWaylandPresentationSupportKHR)
- {
- _glfwInputError(GLFW_API_UNAVAILABLE,
- "Wayland: Vulkan instance missing VK_KHR_wayland_surface extension");
- return VK_NULL_HANDLE;
- }
-
- return vkGetPhysicalDeviceWaylandPresentationSupportKHR(device,
- queuefamily,
- _glfw.wl.display);
-}
-
-VkResult _glfwPlatformCreateWindowSurface(VkInstance instance,
- _GLFWwindow* window,
- const VkAllocationCallbacks* allocator,
- VkSurfaceKHR* surface)
-{
- VkResult err;
- VkWaylandSurfaceCreateInfoKHR sci;
- PFN_vkCreateWaylandSurfaceKHR vkCreateWaylandSurfaceKHR;
-
- vkCreateWaylandSurfaceKHR = (PFN_vkCreateWaylandSurfaceKHR)
- vkGetInstanceProcAddr(instance, "vkCreateWaylandSurfaceKHR");
- if (!vkCreateWaylandSurfaceKHR)
- {
- _glfwInputError(GLFW_API_UNAVAILABLE,
- "Wayland: Vulkan instance missing VK_KHR_wayland_surface extension");
- return VK_ERROR_EXTENSION_NOT_PRESENT;
- }
-
- memset(&sci, 0, sizeof(sci));
- sci.sType = VK_STRUCTURE_TYPE_WAYLAND_SURFACE_CREATE_INFO_KHR;
- sci.display = _glfw.wl.display;
- sci.surface = window->wl.surface;
-
- err = vkCreateWaylandSurfaceKHR(instance, &sci, allocator, surface);
- if (err)
- {
- _glfwInputError(GLFW_PLATFORM_ERROR,
- "Wayland: Failed to create Vulkan surface: %s",
- _glfwGetVulkanResultString(err));
- }
-
- return err;
-}
-
-
-//////////////////////////////////////////////////////////////////////////
-////// GLFW native API //////
-//////////////////////////////////////////////////////////////////////////
-
-GLFWAPI struct wl_display* glfwGetWaylandDisplay(void)
-{
- _GLFW_REQUIRE_INIT_OR_RETURN(NULL);
- return _glfw.wl.display;
-}
-
-GLFWAPI struct wl_surface* glfwGetWaylandWindow(GLFWwindow* handle)
-{
- _GLFWwindow* window = (_GLFWwindow*) handle;
- _GLFW_REQUIRE_INIT_OR_RETURN(NULL);
- return window->wl.surface;
-}
-
projects / pistorm / blobdiff