054aaa5a8b
Rather than setting the fullscreen/maximized before initial wl_surface.commit, make it part of the initial window state. Signed-off-by: Marius Vlad <marius.vlad@collabora.com> Suggested-by: Pekka Paalanen <pekka.paalanen@collabora.com>
930 lines
24 KiB
C
930 lines
24 KiB
C
/*
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* Copyright © 2011 Benjamin Franzke
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include "config.h"
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdbool.h>
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#include <math.h>
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#include <assert.h>
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#include <signal.h>
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#include <linux/input.h>
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#include <wayland-client.h>
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#include <wayland-egl.h>
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#include <wayland-cursor.h>
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#include <GLES2/gl2.h>
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include "xdg-shell-client-protocol.h"
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#include <sys/types.h>
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#include <unistd.h>
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#include "shared/helpers.h"
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#include "shared/platform.h"
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#include "shared/weston-egl-ext.h"
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struct window;
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struct seat;
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struct display {
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struct wl_display *display;
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struct wl_registry *registry;
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struct wl_compositor *compositor;
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struct xdg_wm_base *wm_base;
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struct wl_seat *seat;
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struct wl_pointer *pointer;
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struct wl_touch *touch;
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struct wl_keyboard *keyboard;
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struct wl_shm *shm;
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struct wl_cursor_theme *cursor_theme;
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struct wl_cursor *default_cursor;
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struct wl_surface *cursor_surface;
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struct {
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EGLDisplay dpy;
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EGLContext ctx;
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EGLConfig conf;
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} egl;
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struct window *window;
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PFNEGLSWAPBUFFERSWITHDAMAGEEXTPROC swap_buffers_with_damage;
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};
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struct geometry {
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int width, height;
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};
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struct window {
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struct display *display;
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struct geometry geometry, window_size;
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struct {
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GLuint rotation_uniform;
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GLuint pos;
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GLuint col;
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} gl;
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uint32_t benchmark_time, frames;
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struct wl_egl_window *native;
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struct wl_surface *surface;
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struct xdg_surface *xdg_surface;
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struct xdg_toplevel *xdg_toplevel;
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EGLSurface egl_surface;
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struct wl_callback *callback;
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int fullscreen, maximized, opaque, buffer_size, frame_sync, delay;
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bool wait_for_configure;
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};
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static const char *vert_shader_text =
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"uniform mat4 rotation;\n"
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"attribute vec4 pos;\n"
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"attribute vec4 color;\n"
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"varying vec4 v_color;\n"
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"void main() {\n"
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" gl_Position = rotation * pos;\n"
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" v_color = color;\n"
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"}\n";
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static const char *frag_shader_text =
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"precision mediump float;\n"
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"varying vec4 v_color;\n"
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"void main() {\n"
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" gl_FragColor = v_color;\n"
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"}\n";
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static int running = 1;
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static void
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init_egl(struct display *display, struct window *window)
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{
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static const struct {
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char *extension, *entrypoint;
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} swap_damage_ext_to_entrypoint[] = {
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{
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.extension = "EGL_EXT_swap_buffers_with_damage",
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.entrypoint = "eglSwapBuffersWithDamageEXT",
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},
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{
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.extension = "EGL_KHR_swap_buffers_with_damage",
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.entrypoint = "eglSwapBuffersWithDamageKHR",
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},
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};
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static const EGLint context_attribs[] = {
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EGL_CONTEXT_CLIENT_VERSION, 2,
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EGL_NONE
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};
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const char *extensions;
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EGLint config_attribs[] = {
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EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
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EGL_RED_SIZE, 1,
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EGL_GREEN_SIZE, 1,
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EGL_BLUE_SIZE, 1,
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EGL_ALPHA_SIZE, 1,
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EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
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EGL_NONE
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};
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EGLint major, minor, n, count, i;
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EGLConfig *configs;
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EGLBoolean ret;
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if (window->opaque || window->buffer_size == 16)
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config_attribs[9] = 0;
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display->egl.dpy =
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weston_platform_get_egl_display(EGL_PLATFORM_WAYLAND_KHR,
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display->display, NULL);
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assert(display->egl.dpy);
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ret = eglInitialize(display->egl.dpy, &major, &minor);
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assert(ret == EGL_TRUE);
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ret = eglBindAPI(EGL_OPENGL_ES_API);
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assert(ret == EGL_TRUE);
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if (!eglGetConfigs(display->egl.dpy, NULL, 0, &count) || count < 1)
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assert(0);
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configs = calloc(count, sizeof *configs);
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assert(configs);
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ret = eglChooseConfig(display->egl.dpy, config_attribs,
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configs, count, &n);
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assert(ret && n >= 1);
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for (i = 0; i < n; i++) {
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EGLint buffer_size, red_size;
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eglGetConfigAttrib(display->egl.dpy,
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configs[i], EGL_BUFFER_SIZE, &buffer_size);
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eglGetConfigAttrib(display->egl.dpy,
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configs[i], EGL_RED_SIZE, &red_size);
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if ((window->buffer_size == 0 ||
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window->buffer_size == buffer_size) && red_size < 10) {
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display->egl.conf = configs[i];
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break;
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}
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}
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free(configs);
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if (display->egl.conf == NULL) {
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fprintf(stderr, "did not find config with buffer size %d\n",
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window->buffer_size);
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exit(EXIT_FAILURE);
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}
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display->egl.ctx = eglCreateContext(display->egl.dpy,
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display->egl.conf,
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EGL_NO_CONTEXT, context_attribs);
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assert(display->egl.ctx);
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display->swap_buffers_with_damage = NULL;
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extensions = eglQueryString(display->egl.dpy, EGL_EXTENSIONS);
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if (extensions &&
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weston_check_egl_extension(extensions, "EGL_EXT_buffer_age")) {
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for (i = 0; i < (int) ARRAY_LENGTH(swap_damage_ext_to_entrypoint); i++) {
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if (weston_check_egl_extension(extensions,
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swap_damage_ext_to_entrypoint[i].extension)) {
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/* The EXTPROC is identical to the KHR one */
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display->swap_buffers_with_damage =
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(PFNEGLSWAPBUFFERSWITHDAMAGEEXTPROC)
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eglGetProcAddress(swap_damage_ext_to_entrypoint[i].entrypoint);
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break;
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}
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}
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}
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if (display->swap_buffers_with_damage)
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printf("has EGL_EXT_buffer_age and %s\n", swap_damage_ext_to_entrypoint[i].extension);
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}
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static void
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fini_egl(struct display *display)
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{
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eglTerminate(display->egl.dpy);
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eglReleaseThread();
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}
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static GLuint
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create_shader(struct window *window, const char *source, GLenum shader_type)
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{
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GLuint shader;
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GLint status;
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shader = glCreateShader(shader_type);
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assert(shader != 0);
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glShaderSource(shader, 1, (const char **) &source, NULL);
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glCompileShader(shader);
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glGetShaderiv(shader, GL_COMPILE_STATUS, &status);
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if (!status) {
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char log[1000];
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GLsizei len;
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glGetShaderInfoLog(shader, 1000, &len, log);
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fprintf(stderr, "Error: compiling %s: %.*s\n",
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shader_type == GL_VERTEX_SHADER ? "vertex" : "fragment",
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len, log);
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exit(1);
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}
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return shader;
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}
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static void
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init_gl(struct window *window)
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{
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GLuint frag, vert;
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GLuint program;
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GLint status;
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EGLBoolean ret;
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window->native = wl_egl_window_create(window->surface,
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window->geometry.width,
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window->geometry.height);
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window->egl_surface =
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weston_platform_create_egl_surface(window->display->egl.dpy,
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window->display->egl.conf,
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window->native, NULL);
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ret = eglMakeCurrent(window->display->egl.dpy, window->egl_surface,
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window->egl_surface, window->display->egl.ctx);
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assert(ret == EGL_TRUE);
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frag = create_shader(window, frag_shader_text, GL_FRAGMENT_SHADER);
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vert = create_shader(window, vert_shader_text, GL_VERTEX_SHADER);
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program = glCreateProgram();
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glAttachShader(program, frag);
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glAttachShader(program, vert);
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glLinkProgram(program);
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glGetProgramiv(program, GL_LINK_STATUS, &status);
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if (!status) {
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char log[1000];
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GLsizei len;
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glGetProgramInfoLog(program, 1000, &len, log);
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fprintf(stderr, "Error: linking:\n%.*s\n", len, log);
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exit(1);
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}
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glUseProgram(program);
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window->gl.pos = 0;
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window->gl.col = 1;
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glBindAttribLocation(program, window->gl.pos, "pos");
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glBindAttribLocation(program, window->gl.col, "color");
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glLinkProgram(program);
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window->gl.rotation_uniform =
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glGetUniformLocation(program, "rotation");
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}
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static void
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handle_surface_configure(void *data, struct xdg_surface *surface,
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uint32_t serial)
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{
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struct window *window = data;
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xdg_surface_ack_configure(surface, serial);
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window->wait_for_configure = false;
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}
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static const struct xdg_surface_listener xdg_surface_listener = {
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handle_surface_configure
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};
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static void
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handle_toplevel_configure(void *data, struct xdg_toplevel *toplevel,
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int32_t width, int32_t height,
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struct wl_array *states)
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{
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struct window *window = data;
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uint32_t *p;
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window->fullscreen = 0;
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window->maximized = 0;
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wl_array_for_each(p, states) {
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uint32_t state = *p;
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switch (state) {
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case XDG_TOPLEVEL_STATE_FULLSCREEN:
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window->fullscreen = 1;
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break;
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case XDG_TOPLEVEL_STATE_MAXIMIZED:
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window->maximized = 1;
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break;
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}
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}
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if (width > 0 && height > 0) {
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if (!window->fullscreen && !window->maximized) {
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window->window_size.width = width;
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window->window_size.height = height;
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}
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window->geometry.width = width;
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window->geometry.height = height;
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} else if (!window->fullscreen && !window->maximized) {
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window->geometry = window->window_size;
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}
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if (window->native)
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wl_egl_window_resize(window->native,
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window->geometry.width,
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window->geometry.height, 0, 0);
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}
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static void
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handle_toplevel_close(void *data, struct xdg_toplevel *xdg_toplevel)
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{
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running = 0;
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}
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static const struct xdg_toplevel_listener xdg_toplevel_listener = {
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handle_toplevel_configure,
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handle_toplevel_close,
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};
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static void
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create_surface(struct window *window)
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{
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struct display *display = window->display;
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window->surface = wl_compositor_create_surface(display->compositor);
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window->xdg_surface = xdg_wm_base_get_xdg_surface(display->wm_base,
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window->surface);
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xdg_surface_add_listener(window->xdg_surface,
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&xdg_surface_listener, window);
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window->xdg_toplevel =
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xdg_surface_get_toplevel(window->xdg_surface);
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xdg_toplevel_add_listener(window->xdg_toplevel,
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&xdg_toplevel_listener, window);
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xdg_toplevel_set_title(window->xdg_toplevel, "simple-egl");
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xdg_toplevel_set_app_id(window->xdg_toplevel,
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"org.freedesktop.weston.simple-egl");
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if (window->fullscreen)
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xdg_toplevel_set_fullscreen(window->xdg_toplevel, NULL);
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else if (window->maximized)
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xdg_toplevel_set_maximized(window->xdg_toplevel);
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window->wait_for_configure = true;
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wl_surface_commit(window->surface);
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if (!window->frame_sync)
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eglSwapInterval(display->egl.dpy, 0);
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}
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static void
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destroy_surface(struct window *window)
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{
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/* Required, otherwise segfault in egl_dri2.c: dri2_make_current()
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* on eglReleaseThread(). */
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eglMakeCurrent(window->display->egl.dpy, EGL_NO_SURFACE, EGL_NO_SURFACE,
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EGL_NO_CONTEXT);
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weston_platform_destroy_egl_surface(window->display->egl.dpy,
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window->egl_surface);
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wl_egl_window_destroy(window->native);
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if (window->xdg_toplevel)
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xdg_toplevel_destroy(window->xdg_toplevel);
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if (window->xdg_surface)
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xdg_surface_destroy(window->xdg_surface);
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wl_surface_destroy(window->surface);
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if (window->callback)
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wl_callback_destroy(window->callback);
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}
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static void
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redraw(void *data, struct wl_callback *callback, uint32_t time)
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{
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struct window *window = data;
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struct display *display = window->display;
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static const GLfloat verts[3][2] = {
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{ -0.5, -0.5 },
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{ 0.5, -0.5 },
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{ 0, 0.5 }
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};
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static const GLfloat colors[3][3] = {
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{ 1, 0, 0 },
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{ 0, 1, 0 },
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{ 0, 0, 1 }
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};
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GLfloat angle;
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GLfloat rotation[4][4] = {
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{ 1, 0, 0, 0 },
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{ 0, 1, 0, 0 },
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{ 0, 0, 1, 0 },
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{ 0, 0, 0, 1 }
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};
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static const uint32_t speed_div = 5, benchmark_interval = 5;
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struct wl_region *region;
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EGLint rect[4];
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EGLint buffer_age = 0;
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struct timeval tv;
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assert(window->callback == callback);
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window->callback = NULL;
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if (callback)
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wl_callback_destroy(callback);
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gettimeofday(&tv, NULL);
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time = tv.tv_sec * 1000 + tv.tv_usec / 1000;
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if (window->frames == 0)
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window->benchmark_time = time;
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if (time - window->benchmark_time > (benchmark_interval * 1000)) {
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printf("%d frames in %d seconds: %f fps\n",
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window->frames,
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benchmark_interval,
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(float) window->frames / benchmark_interval);
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window->benchmark_time = time;
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window->frames = 0;
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}
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angle = (time / speed_div) % 360 * M_PI / 180.0;
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rotation[0][0] = cos(angle);
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rotation[0][2] = sin(angle);
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rotation[2][0] = -sin(angle);
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rotation[2][2] = cos(angle);
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if (display->swap_buffers_with_damage)
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eglQuerySurface(display->egl.dpy, window->egl_surface,
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EGL_BUFFER_AGE_EXT, &buffer_age);
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glViewport(0, 0, window->geometry.width, window->geometry.height);
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glUniformMatrix4fv(window->gl.rotation_uniform, 1, GL_FALSE,
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(GLfloat *) rotation);
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if (window->opaque || window->fullscreen)
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glClearColor(0.0, 0.0, 0.0, 1);
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else
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glClearColor(0.0, 0.0, 0.0, 0.5);
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glClear(GL_COLOR_BUFFER_BIT);
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glVertexAttribPointer(window->gl.pos, 2, GL_FLOAT, GL_FALSE, 0, verts);
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glVertexAttribPointer(window->gl.col, 3, GL_FLOAT, GL_FALSE, 0, colors);
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glEnableVertexAttribArray(window->gl.pos);
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glEnableVertexAttribArray(window->gl.col);
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glDrawArrays(GL_TRIANGLES, 0, 3);
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glDisableVertexAttribArray(window->gl.pos);
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glDisableVertexAttribArray(window->gl.col);
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usleep(window->delay);
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if (window->opaque || window->fullscreen) {
|
||
region = wl_compositor_create_region(window->display->compositor);
|
||
wl_region_add(region, 0, 0,
|
||
window->geometry.width,
|
||
window->geometry.height);
|
||
wl_surface_set_opaque_region(window->surface, region);
|
||
wl_region_destroy(region);
|
||
} else {
|
||
wl_surface_set_opaque_region(window->surface, NULL);
|
||
}
|
||
|
||
if (display->swap_buffers_with_damage && buffer_age > 0) {
|
||
rect[0] = window->geometry.width / 4 - 1;
|
||
rect[1] = window->geometry.height / 4 - 1;
|
||
rect[2] = window->geometry.width / 2 + 2;
|
||
rect[3] = window->geometry.height / 2 + 2;
|
||
display->swap_buffers_with_damage(display->egl.dpy,
|
||
window->egl_surface,
|
||
rect, 1);
|
||
} else {
|
||
eglSwapBuffers(display->egl.dpy, window->egl_surface);
|
||
}
|
||
window->frames++;
|
||
}
|
||
|
||
static void
|
||
pointer_handle_enter(void *data, struct wl_pointer *pointer,
|
||
uint32_t serial, struct wl_surface *surface,
|
||
wl_fixed_t sx, wl_fixed_t sy)
|
||
{
|
||
struct display *display = data;
|
||
struct wl_buffer *buffer;
|
||
struct wl_cursor *cursor = display->default_cursor;
|
||
struct wl_cursor_image *image;
|
||
|
||
if (display->window->fullscreen)
|
||
wl_pointer_set_cursor(pointer, serial, NULL, 0, 0);
|
||
else if (cursor) {
|
||
image = display->default_cursor->images[0];
|
||
buffer = wl_cursor_image_get_buffer(image);
|
||
if (!buffer)
|
||
return;
|
||
wl_pointer_set_cursor(pointer, serial,
|
||
display->cursor_surface,
|
||
image->hotspot_x,
|
||
image->hotspot_y);
|
||
wl_surface_attach(display->cursor_surface, buffer, 0, 0);
|
||
wl_surface_damage(display->cursor_surface, 0, 0,
|
||
image->width, image->height);
|
||
wl_surface_commit(display->cursor_surface);
|
||
}
|
||
}
|
||
|
||
static void
|
||
pointer_handle_leave(void *data, struct wl_pointer *pointer,
|
||
uint32_t serial, struct wl_surface *surface)
|
||
{
|
||
}
|
||
|
||
static void
|
||
pointer_handle_motion(void *data, struct wl_pointer *pointer,
|
||
uint32_t time, wl_fixed_t sx, wl_fixed_t sy)
|
||
{
|
||
}
|
||
|
||
static void
|
||
pointer_handle_button(void *data, struct wl_pointer *wl_pointer,
|
||
uint32_t serial, uint32_t time, uint32_t button,
|
||
uint32_t state)
|
||
{
|
||
struct display *display = data;
|
||
|
||
if (!display->window->xdg_toplevel)
|
||
return;
|
||
|
||
if (button == BTN_LEFT && state == WL_POINTER_BUTTON_STATE_PRESSED)
|
||
xdg_toplevel_move(display->window->xdg_toplevel,
|
||
display->seat, serial);
|
||
}
|
||
|
||
static void
|
||
pointer_handle_axis(void *data, struct wl_pointer *wl_pointer,
|
||
uint32_t time, uint32_t axis, wl_fixed_t value)
|
||
{
|
||
}
|
||
|
||
static const struct wl_pointer_listener pointer_listener = {
|
||
pointer_handle_enter,
|
||
pointer_handle_leave,
|
||
pointer_handle_motion,
|
||
pointer_handle_button,
|
||
pointer_handle_axis,
|
||
};
|
||
|
||
static void
|
||
touch_handle_down(void *data, struct wl_touch *wl_touch,
|
||
uint32_t serial, uint32_t time, struct wl_surface *surface,
|
||
int32_t id, wl_fixed_t x_w, wl_fixed_t y_w)
|
||
{
|
||
struct display *d = (struct display *)data;
|
||
|
||
if (!d->wm_base)
|
||
return;
|
||
|
||
xdg_toplevel_move(d->window->xdg_toplevel, d->seat, serial);
|
||
}
|
||
|
||
static void
|
||
touch_handle_up(void *data, struct wl_touch *wl_touch,
|
||
uint32_t serial, uint32_t time, int32_t id)
|
||
{
|
||
}
|
||
|
||
static void
|
||
touch_handle_motion(void *data, struct wl_touch *wl_touch,
|
||
uint32_t time, int32_t id, wl_fixed_t x_w, wl_fixed_t y_w)
|
||
{
|
||
}
|
||
|
||
static void
|
||
touch_handle_frame(void *data, struct wl_touch *wl_touch)
|
||
{
|
||
}
|
||
|
||
static void
|
||
touch_handle_cancel(void *data, struct wl_touch *wl_touch)
|
||
{
|
||
}
|
||
|
||
static const struct wl_touch_listener touch_listener = {
|
||
touch_handle_down,
|
||
touch_handle_up,
|
||
touch_handle_motion,
|
||
touch_handle_frame,
|
||
touch_handle_cancel,
|
||
};
|
||
|
||
static void
|
||
keyboard_handle_keymap(void *data, struct wl_keyboard *keyboard,
|
||
uint32_t format, int fd, uint32_t size)
|
||
{
|
||
/* Just so we don’t leak the keymap fd */
|
||
close(fd);
|
||
}
|
||
|
||
static void
|
||
keyboard_handle_enter(void *data, struct wl_keyboard *keyboard,
|
||
uint32_t serial, struct wl_surface *surface,
|
||
struct wl_array *keys)
|
||
{
|
||
}
|
||
|
||
static void
|
||
keyboard_handle_leave(void *data, struct wl_keyboard *keyboard,
|
||
uint32_t serial, struct wl_surface *surface)
|
||
{
|
||
}
|
||
|
||
static void
|
||
keyboard_handle_key(void *data, struct wl_keyboard *keyboard,
|
||
uint32_t serial, uint32_t time, uint32_t key,
|
||
uint32_t state)
|
||
{
|
||
struct display *d = data;
|
||
|
||
if (!d->wm_base)
|
||
return;
|
||
|
||
if (key == KEY_F11 && state) {
|
||
if (d->window->fullscreen)
|
||
xdg_toplevel_unset_fullscreen(d->window->xdg_toplevel);
|
||
else
|
||
xdg_toplevel_set_fullscreen(d->window->xdg_toplevel, NULL);
|
||
} else if (key == KEY_ESC && state)
|
||
running = 0;
|
||
}
|
||
|
||
static void
|
||
keyboard_handle_modifiers(void *data, struct wl_keyboard *keyboard,
|
||
uint32_t serial, uint32_t mods_depressed,
|
||
uint32_t mods_latched, uint32_t mods_locked,
|
||
uint32_t group)
|
||
{
|
||
}
|
||
|
||
static const struct wl_keyboard_listener keyboard_listener = {
|
||
keyboard_handle_keymap,
|
||
keyboard_handle_enter,
|
||
keyboard_handle_leave,
|
||
keyboard_handle_key,
|
||
keyboard_handle_modifiers,
|
||
};
|
||
|
||
static void
|
||
seat_handle_capabilities(void *data, struct wl_seat *seat,
|
||
enum wl_seat_capability caps)
|
||
{
|
||
struct display *d = data;
|
||
|
||
if ((caps & WL_SEAT_CAPABILITY_POINTER) && !d->pointer) {
|
||
d->pointer = wl_seat_get_pointer(seat);
|
||
wl_pointer_add_listener(d->pointer, &pointer_listener, d);
|
||
} else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && d->pointer) {
|
||
wl_pointer_destroy(d->pointer);
|
||
d->pointer = NULL;
|
||
}
|
||
|
||
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !d->keyboard) {
|
||
d->keyboard = wl_seat_get_keyboard(seat);
|
||
wl_keyboard_add_listener(d->keyboard, &keyboard_listener, d);
|
||
} else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && d->keyboard) {
|
||
wl_keyboard_destroy(d->keyboard);
|
||
d->keyboard = NULL;
|
||
}
|
||
|
||
if ((caps & WL_SEAT_CAPABILITY_TOUCH) && !d->touch) {
|
||
d->touch = wl_seat_get_touch(seat);
|
||
wl_touch_set_user_data(d->touch, d);
|
||
wl_touch_add_listener(d->touch, &touch_listener, d);
|
||
} else if (!(caps & WL_SEAT_CAPABILITY_TOUCH) && d->touch) {
|
||
wl_touch_destroy(d->touch);
|
||
d->touch = NULL;
|
||
}
|
||
}
|
||
|
||
static const struct wl_seat_listener seat_listener = {
|
||
seat_handle_capabilities,
|
||
};
|
||
|
||
static void
|
||
xdg_wm_base_ping(void *data, struct xdg_wm_base *shell, uint32_t serial)
|
||
{
|
||
xdg_wm_base_pong(shell, serial);
|
||
}
|
||
|
||
static const struct xdg_wm_base_listener wm_base_listener = {
|
||
xdg_wm_base_ping,
|
||
};
|
||
|
||
static void
|
||
registry_handle_global(void *data, struct wl_registry *registry,
|
||
uint32_t name, const char *interface, uint32_t version)
|
||
{
|
||
struct display *d = data;
|
||
|
||
if (strcmp(interface, "wl_compositor") == 0) {
|
||
d->compositor =
|
||
wl_registry_bind(registry, name,
|
||
&wl_compositor_interface,
|
||
MIN(version, 4));
|
||
} else if (strcmp(interface, "xdg_wm_base") == 0) {
|
||
d->wm_base = wl_registry_bind(registry, name,
|
||
&xdg_wm_base_interface, 1);
|
||
xdg_wm_base_add_listener(d->wm_base, &wm_base_listener, d);
|
||
} else if (strcmp(interface, "wl_seat") == 0) {
|
||
d->seat = wl_registry_bind(registry, name,
|
||
&wl_seat_interface, 1);
|
||
wl_seat_add_listener(d->seat, &seat_listener, d);
|
||
} else if (strcmp(interface, "wl_shm") == 0) {
|
||
d->shm = wl_registry_bind(registry, name,
|
||
&wl_shm_interface, 1);
|
||
d->cursor_theme = wl_cursor_theme_load(NULL, 32, d->shm);
|
||
if (!d->cursor_theme) {
|
||
fprintf(stderr, "unable to load default theme\n");
|
||
return;
|
||
}
|
||
d->default_cursor =
|
||
wl_cursor_theme_get_cursor(d->cursor_theme, "left_ptr");
|
||
if (!d->default_cursor) {
|
||
fprintf(stderr, "unable to load default left pointer\n");
|
||
// TODO: abort ?
|
||
}
|
||
}
|
||
}
|
||
|
||
static void
|
||
registry_handle_global_remove(void *data, struct wl_registry *registry,
|
||
uint32_t name)
|
||
{
|
||
}
|
||
|
||
static const struct wl_registry_listener registry_listener = {
|
||
registry_handle_global,
|
||
registry_handle_global_remove
|
||
};
|
||
|
||
static void
|
||
signal_int(int signum)
|
||
{
|
||
running = 0;
|
||
}
|
||
|
||
static void
|
||
usage(int error_code)
|
||
{
|
||
fprintf(stderr, "Usage: simple-egl [OPTIONS]\n\n"
|
||
" -d <us>\tBuffer swap delay in microseconds\n"
|
||
" -f\tRun in fullscreen mode\n"
|
||
" -m\tRun in maximized mode\n"
|
||
" -o\tCreate an opaque surface\n"
|
||
" -s\tUse a 16 bpp EGL config\n"
|
||
" -b\tDon't sync to compositor redraw (eglSwapInterval 0)\n"
|
||
" -h\tThis help text\n\n");
|
||
|
||
exit(error_code);
|
||
}
|
||
|
||
int
|
||
main(int argc, char **argv)
|
||
{
|
||
struct sigaction sigint;
|
||
struct display display = { 0 };
|
||
struct window window = { 0 };
|
||
int i, ret = 0;
|
||
|
||
window.display = &display;
|
||
display.window = &window;
|
||
window.geometry.width = 250;
|
||
window.geometry.height = 250;
|
||
window.window_size = window.geometry;
|
||
window.buffer_size = 0;
|
||
window.frame_sync = 1;
|
||
window.delay = 0;
|
||
|
||
for (i = 1; i < argc; i++) {
|
||
if (strcmp("-d", argv[i]) == 0 && i+1 < argc)
|
||
window.delay = atoi(argv[++i]);
|
||
else if (strcmp("-f", argv[i]) == 0)
|
||
window.fullscreen = 1;
|
||
else if (strcmp("-m", argv[i]) == 0)
|
||
window.maximized = 1;
|
||
else if (strcmp("-o", argv[i]) == 0)
|
||
window.opaque = 1;
|
||
else if (strcmp("-s", argv[i]) == 0)
|
||
window.buffer_size = 16;
|
||
else if (strcmp("-b", argv[i]) == 0)
|
||
window.frame_sync = 0;
|
||
else if (strcmp("-h", argv[i]) == 0)
|
||
usage(EXIT_SUCCESS);
|
||
else
|
||
usage(EXIT_FAILURE);
|
||
}
|
||
|
||
display.display = wl_display_connect(NULL);
|
||
assert(display.display);
|
||
|
||
display.registry = wl_display_get_registry(display.display);
|
||
wl_registry_add_listener(display.registry,
|
||
®istry_listener, &display);
|
||
|
||
wl_display_roundtrip(display.display);
|
||
|
||
if (!display.wm_base) {
|
||
fprintf(stderr, "xdg-shell support required. simple-egl exiting\n");
|
||
goto out_no_xdg_shell;
|
||
}
|
||
|
||
init_egl(&display, &window);
|
||
create_surface(&window);
|
||
|
||
/* we already have wait_for_configure set after create_surface() */
|
||
while (running && ret != -1 && window.wait_for_configure) {
|
||
ret = wl_display_dispatch(display.display);
|
||
|
||
/* wait until xdg_surface::configure acks the new dimensions */
|
||
if (window.wait_for_configure)
|
||
continue;
|
||
|
||
init_gl(&window);
|
||
}
|
||
|
||
display.cursor_surface =
|
||
wl_compositor_create_surface(display.compositor);
|
||
|
||
sigint.sa_handler = signal_int;
|
||
sigemptyset(&sigint.sa_mask);
|
||
sigint.sa_flags = SA_RESETHAND;
|
||
sigaction(SIGINT, &sigint, NULL);
|
||
|
||
while (running && ret != -1) {
|
||
ret = wl_display_dispatch_pending(display.display);
|
||
redraw(&window, NULL, 0);
|
||
}
|
||
|
||
fprintf(stderr, "simple-egl exiting\n");
|
||
|
||
destroy_surface(&window);
|
||
fini_egl(&display);
|
||
|
||
wl_surface_destroy(display.cursor_surface);
|
||
out_no_xdg_shell:
|
||
if (display.cursor_theme)
|
||
wl_cursor_theme_destroy(display.cursor_theme);
|
||
|
||
if (display.shm)
|
||
wl_shm_destroy(display.shm);
|
||
|
||
if (display.pointer)
|
||
wl_pointer_destroy(display.pointer);
|
||
|
||
if (display.keyboard)
|
||
wl_keyboard_destroy(display.keyboard);
|
||
|
||
if (display.touch)
|
||
wl_touch_destroy(display.touch);
|
||
|
||
if (display.seat)
|
||
wl_seat_destroy(display.seat);
|
||
|
||
if (display.wm_base)
|
||
xdg_wm_base_destroy(display.wm_base);
|
||
|
||
if (display.compositor)
|
||
wl_compositor_destroy(display.compositor);
|
||
|
||
wl_registry_destroy(display.registry);
|
||
wl_display_flush(display.display);
|
||
wl_display_disconnect(display.display);
|
||
|
||
return 0;
|
||
}
|