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1723 lines
52 KiB
1723 lines
52 KiB
//======================================================================== |
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// GLFW 3.4 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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// It is fine to use C99 in this file because it will not be built with VS |
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//======================================================================== |
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|
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#define _GNU_SOURCE |
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|
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#include "internal.h" |
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|
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <errno.h> |
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#include <unistd.h> |
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#include <string.h> |
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#include <fcntl.h> |
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#include <sys/mman.h> |
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#include <sys/timerfd.h> |
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#include <poll.h> |
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|
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static int createTmpfileCloexec(char* tmpname) |
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{ |
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int fd; |
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|
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fd = mkostemp(tmpname, O_CLOEXEC); |
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if (fd >= 0) |
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unlink(tmpname); |
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|
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return fd; |
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} |
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|
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/* |
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* Create a new, unique, anonymous file of the given size, and |
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* return the file descriptor for it. The file descriptor is set |
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* CLOEXEC. The file is immediately suitable for mmap()'ing |
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* the given size at offset zero. |
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* |
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* The file should not have a permanent backing store like a disk, |
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* but may have if XDG_RUNTIME_DIR is not properly implemented in OS. |
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* |
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* The file name is deleted from the file system. |
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* |
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* The file is suitable for buffer sharing between processes by |
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* transmitting the file descriptor over Unix sockets using the |
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* SCM_RIGHTS methods. |
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* |
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* posix_fallocate() is used to guarantee that disk space is available |
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* for the file at the given size. If disk space is insufficient, errno |
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* is set to ENOSPC. If posix_fallocate() is not supported, program may |
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* receive SIGBUS on accessing mmap()'ed file contents instead. |
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*/ |
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static int createAnonymousFile(off_t size) |
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{ |
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static const char template[] = "/glfw-shared-XXXXXX"; |
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const char* path; |
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char* name; |
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int fd; |
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int ret; |
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|
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#ifdef HAVE_MEMFD_CREATE |
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fd = memfd_create("glfw-shared", MFD_CLOEXEC | MFD_ALLOW_SEALING); |
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if (fd >= 0) |
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{ |
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// We can add this seal before calling posix_fallocate(), as the file |
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// is currently zero-sized anyway. |
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// |
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// There is also no need to check for the return value, we couldn’t do |
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// anything with it anyway. |
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fcntl(fd, F_ADD_SEALS, F_SEAL_SHRINK | F_SEAL_SEAL); |
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} |
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else |
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#elif defined(SHM_ANON) |
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fd = shm_open(SHM_ANON, O_RDWR | O_CLOEXEC, 0600); |
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if (fd < 0) |
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#endif |
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{ |
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path = getenv("XDG_RUNTIME_DIR"); |
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if (!path) |
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{ |
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errno = ENOENT; |
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return -1; |
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} |
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name = calloc(strlen(path) + sizeof(template), 1); |
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strcpy(name, path); |
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strcat(name, template); |
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fd = createTmpfileCloexec(name); |
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free(name); |
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if (fd < 0) |
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return -1; |
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} |
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|
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#if defined(SHM_ANON) |
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// posix_fallocate does not work on SHM descriptors |
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ret = ftruncate(fd, size); |
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#else |
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ret = posix_fallocate(fd, 0, size); |
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#endif |
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if (ret != 0) |
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{ |
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close(fd); |
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errno = ret; |
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return -1; |
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} |
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return fd; |
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} |
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static struct wl_buffer* createShmBuffer(const GLFWimage* image) |
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{ |
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struct wl_shm_pool* pool; |
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struct wl_buffer* buffer; |
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int stride = image->width * 4; |
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int length = image->width * image->height * 4; |
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void* data; |
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int fd, i; |
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|
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fd = createAnonymousFile(length); |
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if (fd < 0) |
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{ |
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_glfwInputError(GLFW_PLATFORM_ERROR, |
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"Wayland: Creating a buffer file for %d B failed: %m", |
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length); |
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return NULL; |
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} |
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data = mmap(NULL, length, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); |
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if (data == MAP_FAILED) |
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{ |
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_glfwInputError(GLFW_PLATFORM_ERROR, |
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"Wayland: mmap failed: %m"); |
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close(fd); |
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return NULL; |
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} |
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pool = wl_shm_create_pool(_glfw.wl.shm, fd, length); |
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close(fd); |
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unsigned char* source = (unsigned char*) image->pixels; |
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unsigned char* target = data; |
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for (i = 0; i < image->width * image->height; i++, source += 4) |
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{ |
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unsigned int alpha = source[3]; |
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|
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*target++ = (unsigned char) ((source[2] * alpha) / 255); |
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*target++ = (unsigned char) ((source[1] * alpha) / 255); |
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*target++ = (unsigned char) ((source[0] * alpha) / 255); |
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*target++ = (unsigned char) alpha; |
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} |
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buffer = |
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wl_shm_pool_create_buffer(pool, 0, |
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image->width, |
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image->height, |
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stride, WL_SHM_FORMAT_ARGB8888); |
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munmap(data, length); |
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wl_shm_pool_destroy(pool); |
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return buffer; |
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} |
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static void createDecoration(_GLFWdecorationWayland* decoration, |
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struct wl_surface* parent, |
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struct wl_buffer* buffer, GLFWbool opaque, |
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int x, int y, |
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int width, int height) |
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{ |
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struct wl_region* region; |
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decoration->surface = wl_compositor_create_surface(_glfw.wl.compositor); |
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decoration->subsurface = |
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wl_subcompositor_get_subsurface(_glfw.wl.subcompositor, |
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decoration->surface, parent); |
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wl_subsurface_set_position(decoration->subsurface, x, y); |
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decoration->viewport = wp_viewporter_get_viewport(_glfw.wl.viewporter, |
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decoration->surface); |
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wp_viewport_set_destination(decoration->viewport, width, height); |
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wl_surface_attach(decoration->surface, buffer, 0, 0); |
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if (opaque) |
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{ |
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region = wl_compositor_create_region(_glfw.wl.compositor); |
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wl_region_add(region, 0, 0, width, height); |
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wl_surface_set_opaque_region(decoration->surface, region); |
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wl_surface_commit(decoration->surface); |
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wl_region_destroy(region); |
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} |
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else |
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wl_surface_commit(decoration->surface); |
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} |
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static void createDecorations(_GLFWwindow* window) |
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{ |
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unsigned char data[] = { 224, 224, 224, 255 }; |
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const GLFWimage image = { 1, 1, data }; |
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GLFWbool opaque = (data[3] == 255); |
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if (!_glfw.wl.viewporter || !window->decorated || window->wl.decorations.serverSide) |
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return; |
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if (!window->wl.decorations.buffer) |
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window->wl.decorations.buffer = createShmBuffer(&image); |
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if (!window->wl.decorations.buffer) |
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return; |
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createDecoration(&window->wl.decorations.top, window->wl.surface, |
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window->wl.decorations.buffer, opaque, |
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0, -_GLFW_DECORATION_TOP, |
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window->wl.width, _GLFW_DECORATION_TOP); |
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createDecoration(&window->wl.decorations.left, window->wl.surface, |
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window->wl.decorations.buffer, opaque, |
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-_GLFW_DECORATION_WIDTH, -_GLFW_DECORATION_TOP, |
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_GLFW_DECORATION_WIDTH, window->wl.height + _GLFW_DECORATION_TOP); |
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createDecoration(&window->wl.decorations.right, window->wl.surface, |
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window->wl.decorations.buffer, opaque, |
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window->wl.width, -_GLFW_DECORATION_TOP, |
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_GLFW_DECORATION_WIDTH, window->wl.height + _GLFW_DECORATION_TOP); |
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createDecoration(&window->wl.decorations.bottom, window->wl.surface, |
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window->wl.decorations.buffer, opaque, |
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-_GLFW_DECORATION_WIDTH, window->wl.height, |
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window->wl.width + _GLFW_DECORATION_HORIZONTAL, _GLFW_DECORATION_WIDTH); |
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} |
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static void destroyDecoration(_GLFWdecorationWayland* decoration) |
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{ |
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if (decoration->surface) |
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wl_surface_destroy(decoration->surface); |
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if (decoration->subsurface) |
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wl_subsurface_destroy(decoration->subsurface); |
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if (decoration->viewport) |
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wp_viewport_destroy(decoration->viewport); |
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decoration->surface = NULL; |
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decoration->subsurface = NULL; |
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decoration->viewport = NULL; |
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} |
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static void destroyDecorations(_GLFWwindow* window) |
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{ |
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destroyDecoration(&window->wl.decorations.top); |
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destroyDecoration(&window->wl.decorations.left); |
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destroyDecoration(&window->wl.decorations.right); |
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destroyDecoration(&window->wl.decorations.bottom); |
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} |
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static void xdgDecorationHandleConfigure(void* data, |
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struct zxdg_toplevel_decoration_v1* decoration, |
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uint32_t mode) |
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{ |
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_GLFWwindow* window = data; |
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window->wl.decorations.serverSide = (mode == ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE); |
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if (!window->wl.decorations.serverSide) |
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createDecorations(window); |
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} |
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static const struct zxdg_toplevel_decoration_v1_listener xdgDecorationListener = { |
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xdgDecorationHandleConfigure, |
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}; |
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// Makes the surface considered as XRGB instead of ARGB. |
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static void setOpaqueRegion(_GLFWwindow* window) |
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{ |
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struct wl_region* region; |
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region = wl_compositor_create_region(_glfw.wl.compositor); |
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if (!region) |
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return; |
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wl_region_add(region, 0, 0, window->wl.width, window->wl.height); |
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wl_surface_set_opaque_region(window->wl.surface, region); |
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wl_surface_commit(window->wl.surface); |
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wl_region_destroy(region); |
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} |
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static void resizeWindow(_GLFWwindow* window) |
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{ |
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int scale = window->wl.scale; |
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int scaledWidth = window->wl.width * scale; |
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int scaledHeight = window->wl.height * scale; |
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wl_egl_window_resize(window->wl.native, scaledWidth, scaledHeight, 0, 0); |
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if (!window->wl.transparent) |
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setOpaqueRegion(window); |
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_glfwInputFramebufferSize(window, scaledWidth, scaledHeight); |
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_glfwInputWindowContentScale(window, scale, scale); |
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|
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if (!window->wl.decorations.top.surface) |
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return; |
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// Top decoration. |
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wp_viewport_set_destination(window->wl.decorations.top.viewport, |
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window->wl.width, _GLFW_DECORATION_TOP); |
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wl_surface_commit(window->wl.decorations.top.surface); |
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// Left decoration. |
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wp_viewport_set_destination(window->wl.decorations.left.viewport, |
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_GLFW_DECORATION_WIDTH, window->wl.height + _GLFW_DECORATION_TOP); |
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wl_surface_commit(window->wl.decorations.left.surface); |
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|
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// Right decoration. |
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wl_subsurface_set_position(window->wl.decorations.right.subsurface, |
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window->wl.width, -_GLFW_DECORATION_TOP); |
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wp_viewport_set_destination(window->wl.decorations.right.viewport, |
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_GLFW_DECORATION_WIDTH, window->wl.height + _GLFW_DECORATION_TOP); |
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wl_surface_commit(window->wl.decorations.right.surface); |
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|
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// Bottom decoration. |
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wl_subsurface_set_position(window->wl.decorations.bottom.subsurface, |
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-_GLFW_DECORATION_WIDTH, window->wl.height); |
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wp_viewport_set_destination(window->wl.decorations.bottom.viewport, |
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window->wl.width + _GLFW_DECORATION_HORIZONTAL, _GLFW_DECORATION_WIDTH); |
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wl_surface_commit(window->wl.decorations.bottom.surface); |
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} |
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|
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static void checkScaleChange(_GLFWwindow* window) |
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{ |
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int scale = 1; |
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int i; |
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int monitorScale; |
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|
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// Check if we will be able to set the buffer scale or not. |
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if (_glfw.wl.compositorVersion < 3) |
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return; |
|
|
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// Get the scale factor from the highest scale monitor. |
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for (i = 0; i < window->wl.monitorsCount; ++i) |
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{ |
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monitorScale = window->wl.monitors[i]->wl.scale; |
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if (scale < monitorScale) |
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scale = monitorScale; |
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} |
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|
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// Only change the framebuffer size if the scale changed. |
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if (scale != window->wl.scale) |
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{ |
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window->wl.scale = scale; |
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wl_surface_set_buffer_scale(window->wl.surface, scale); |
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resizeWindow(window); |
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} |
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} |
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|
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static void surfaceHandleEnter(void *data, |
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struct wl_surface *surface, |
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struct wl_output *output) |
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{ |
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_GLFWwindow* window = data; |
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_GLFWmonitor* monitor = wl_output_get_user_data(output); |
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|
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if (window->wl.monitorsCount + 1 > window->wl.monitorsSize) |
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{ |
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++window->wl.monitorsSize; |
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window->wl.monitors = |
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realloc(window->wl.monitors, |
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window->wl.monitorsSize * sizeof(_GLFWmonitor*)); |
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} |
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|
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window->wl.monitors[window->wl.monitorsCount++] = monitor; |
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|
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checkScaleChange(window); |
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} |
|
|
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static void surfaceHandleLeave(void *data, |
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struct wl_surface *surface, |
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struct wl_output *output) |
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{ |
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_GLFWwindow* window = data; |
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_GLFWmonitor* monitor = wl_output_get_user_data(output); |
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GLFWbool found; |
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int i; |
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|
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for (i = 0, found = GLFW_FALSE; i < window->wl.monitorsCount - 1; ++i) |
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{ |
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if (monitor == window->wl.monitors[i]) |
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found = GLFW_TRUE; |
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if (found) |
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window->wl.monitors[i] = window->wl.monitors[i + 1]; |
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} |
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window->wl.monitors[--window->wl.monitorsCount] = NULL; |
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|
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checkScaleChange(window); |
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} |
|
|
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static const struct wl_surface_listener surfaceListener = { |
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surfaceHandleEnter, |
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surfaceHandleLeave |
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}; |
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|
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static void setIdleInhibitor(_GLFWwindow* window, GLFWbool enable) |
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{ |
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if (enable && !window->wl.idleInhibitor && _glfw.wl.idleInhibitManager) |
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{ |
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window->wl.idleInhibitor = |
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zwp_idle_inhibit_manager_v1_create_inhibitor( |
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_glfw.wl.idleInhibitManager, window->wl.surface); |
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if (!window->wl.idleInhibitor) |
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_glfwInputError(GLFW_PLATFORM_ERROR, |
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"Wayland: Idle inhibitor creation failed"); |
|
} |
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else if (!enable && window->wl.idleInhibitor) |
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{ |
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zwp_idle_inhibitor_v1_destroy(window->wl.idleInhibitor); |
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window->wl.idleInhibitor = NULL; |
|
} |
|
} |
|
|
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static GLFWbool createSurface(_GLFWwindow* window, |
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const _GLFWwndconfig* wndconfig) |
|
{ |
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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) |
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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; |
|
|
|
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); |
|
} |
|
} |
|
|
|
// Translates a GLFW standard cursor to a theme cursor name |
|
// |
|
static char *translateCursorShape(int shape) |
|
{ |
|
switch (shape) |
|
{ |
|
case GLFW_ARROW_CURSOR: |
|
return "left_ptr"; |
|
case GLFW_IBEAM_CURSOR: |
|
return "xterm"; |
|
case GLFW_CROSSHAIR_CURSOR: |
|
return "crosshair"; |
|
case GLFW_HAND_CURSOR: |
|
return "grabbing"; |
|
case GLFW_HRESIZE_CURSOR: |
|
return "sb_h_double_arrow"; |
|
case GLFW_VRESIZE_CURSOR: |
|
return "sb_v_double_arrow"; |
|
} |
|
return NULL; |
|
} |
|
|
|
////////////////////////////////////////////////////////////////////////// |
|
////// 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_PLATFORM_ERROR, |
|
"Wayland: Setting window icon not supported"); |
|
} |
|
|
|
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_PLATFORM_ERROR, |
|
"Wayland: Window position retrieval not supported"); |
|
} |
|
|
|
void _glfwPlatformSetWindowPos(_GLFWwindow* window, int xpos, int ypos) |
|
{ |
|
// A Wayland client can not set its position, so just warn |
|
|
|
_glfwInputError(GLFW_PLATFORM_ERROR, |
|
"Wayland: Window position setting not supported"); |
|
} |
|
|
|
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. |
|
} |
|
|
|
void _glfwPlatformGetFramebufferSize(_GLFWwindow* window, |
|
int* width, int* height) |
|
{ |
|
_glfwPlatformGetWindowSize(window, width, height); |
|
*width *= window->wl.scale; |
|
*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_PLATFORM_ERROR, |
|
"Wayland: Window attention request not implemented yet"); |
|
} |
|
|
|
void _glfwPlatformFocusWindow(_GLFWwindow* window) |
|
{ |
|
_glfwInputError(GLFW_PLATFORM_ERROR, |
|
"Wayland: Focusing a window requires user interaction"); |
|
} |
|
|
|
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_PLATFORM_ERROR, |
|
"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_PLATFORM_ERROR, |
|
"Wayland: Window attribute setting not implemented yet"); |
|
} |
|
|
|
float _glfwPlatformGetWindowOpacity(_GLFWwindow* window) |
|
{ |
|
return 1.f; |
|
} |
|
|
|
void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float 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 |
|
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) |
|
{ |
|
struct wl_cursor* standardCursor; |
|
|
|
standardCursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorTheme, |
|
translateCursorShape(shape)); |
|
if (!standardCursor) |
|
{ |
|
_glfwInputError(GLFW_PLATFORM_ERROR, |
|
"Wayland: Standard cursor \"%s\" not found", |
|
translateCursorShape(shape)); |
|
return GLFW_FALSE; |
|
} |
|
|
|
cursor->wl.cursor = standardCursor; |
|
cursor->wl.currentImage = 0; |
|
|
|
if (_glfw.wl.cursorThemeHiDPI) |
|
{ |
|
standardCursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorThemeHiDPI, |
|
translateCursorShape(shape)); |
|
cursor->wl.cursorHiDPI = standardCursor; |
|
} |
|
|
|
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; |
|
} |
|
|
|
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; |
|
} |
|
|
|
|