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RetroArch/gfx/drivers_context/wayland_ctx.c
twinaphex 51b0e61712 Cleanups
2016-09-11 16:24:02 +02:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2016 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/poll.h>
#include <unistd.h>
#include <wayland-client.h>
#include <string/stdstring.h>
#ifdef HAVE_CONFIG_H
#include "../../config.h"
#endif
#ifdef HAVE_EGL
#include <wayland-egl.h>
#endif
#ifdef HAVE_VULKAN
#include "../common/vulkan_common.h"
#endif
#ifdef HAVE_EGL
#include "../common/egl_common.h"
#endif
#if defined(HAVE_OPENGL) || defined(HAVE_OPENGLES)
#include "../common/gl_common.h"
#endif
#include "../../configuration.h"
#include "../../frontend/frontend_driver.h"
#include "../../runloop.h"
typedef struct gfx_ctx_wayland_data
{
#ifdef HAVE_EGL
egl_ctx_data_t egl;
struct wl_egl_window *win;
#endif
bool resize;
int fd;
unsigned width;
unsigned height;
unsigned physical_width;
unsigned physical_height;
struct wl_display *dpy;
struct wl_registry *registry;
struct wl_compositor *compositor;
struct wl_surface *surface;
struct wl_shell_surface *shell_surf;
struct wl_shell *shell;
struct wl_keyboard *wl_keyboard;
struct wl_pointer *wl_pointer;
unsigned swap_interval;
bool core_hw_context_enable;
unsigned buffer_scale;
#ifdef HAVE_VULKAN
gfx_ctx_vulkan_data_t vk;
#endif
} gfx_ctx_wayland_data_t;
static enum gfx_ctx_api wl_api;
#ifndef EGL_OPENGL_ES3_BIT_KHR
#define EGL_OPENGL_ES3_BIT_KHR 0x0040
#endif
/* Shell surface callbacks. */
static void shell_surface_handle_ping(void *data,
struct wl_shell_surface *shell_surface,
uint32_t serial)
{
(void)data;
wl_shell_surface_pong(shell_surface, serial);
}
static void shell_surface_handle_configure(void *data,
struct wl_shell_surface *shell_surface,
uint32_t edges, int32_t width, int32_t height)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
(void)shell_surface;
(void)edges;
wl->width = wl->buffer_scale * width;
wl->height = wl->buffer_scale * height;
RARCH_LOG("[Wayland]: Surface configure: %u x %u.\n",
wl->width, wl->height);
}
static void shell_surface_handle_popup_done(void *data,
struct wl_shell_surface *shell_surface)
{
(void)data;
(void)shell_surface;
}
static const struct wl_shell_surface_listener shell_surface_listener = {
shell_surface_handle_ping,
shell_surface_handle_configure,
shell_surface_handle_popup_done,
};
static void display_handle_geometry(void *data,
struct wl_output *output,
int x, int y,
int physical_width, int physical_height,
int subpixel,
const char *make,
const char *model,
int transform)
{
(void)data;
(void)output;
(void)x;
(void)y;
(void)subpixel;
(void)make;
(void)model;
(void)transform;
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
wl->physical_width = physical_width;
wl->physical_height = physical_height;
RARCH_LOG("[Wayland]: Physical width: %d mm x %d mm.\n",
physical_width, physical_height);
}
static void display_handle_mode(void *data,
struct wl_output *output,
uint32_t flags,
int width,
int height,
int refresh)
{
(void)output;
(void)flags;
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
wl->width = width;
wl->height = height;
/* Certain older Wayland implementations report in Hz,
* but it should be mHz. */
RARCH_LOG("[Wayland]: Video mode: %d x %d @ %.4f Hz.\n",
width, height, refresh > 1000 ? refresh / 1000.0 : (double)refresh);
}
static void display_handle_done(void *data,
struct wl_output *output)
{
(void)data;
(void)output;
}
static void display_handle_scale(void *data,
struct wl_output *output,
int32_t factor)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
RARCH_LOG("[Wayland]: Setting buffer scale factor to %d.\n", factor);
wl->buffer_scale = factor;
}
static const struct wl_output_listener output_listener = {
display_handle_geometry,
display_handle_mode,
display_handle_done,
display_handle_scale,
};
/* Registry callbacks. */
static void registry_handle_global(void *data, struct wl_registry *reg,
uint32_t id, const char *interface, uint32_t version)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
struct wl_output *output;
(void)version;
if (string_is_equal(interface, "wl_compositor"))
wl->compositor = (struct wl_compositor*)wl_registry_bind(reg,
id, &wl_compositor_interface, 3);
else if (string_is_equal(interface, "wl_output"))
{
output = (struct wl_output*)wl_registry_bind(reg,
id, &wl_output_interface, 2);
wl_output_add_listener(output, &output_listener, wl);
wl_display_roundtrip(wl->dpy);
}
else if (string_is_equal(interface, "wl_shell"))
wl->shell = (struct wl_shell*)
wl_registry_bind(reg, id, &wl_shell_interface, 1);
}
static void registry_handle_global_remove(void *data,
struct wl_registry *registry, uint32_t id)
{
(void)data;
(void)registry;
(void)id;
}
static const struct wl_registry_listener registry_listener = {
registry_handle_global,
registry_handle_global_remove,
};
static void gfx_ctx_wl_get_video_size(void *data,
unsigned *width, unsigned *height)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
*width = wl->width;
*height = wl->height;
}
static void gfx_ctx_wl_destroy_resources(gfx_ctx_wayland_data_t *wl)
{
if (!wl)
return;
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
egl_destroy(&wl->egl);
if (wl->win)
wl_egl_window_destroy(wl->win);
#endif
break;
case GFX_CTX_VULKAN_API:
#ifdef HAVE_VULKAN
vulkan_context_destroy(&wl->vk, wl->surface);
if (wl->fd >= 0)
close(wl->fd);
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
if (wl->shell)
wl_shell_destroy(wl->shell);
if (wl->compositor)
wl_compositor_destroy(wl->compositor);
if (wl->registry)
wl_registry_destroy(wl->registry);
if (wl->shell_surf)
wl_shell_surface_destroy(wl->shell_surf);
if (wl->surface)
wl_surface_destroy(wl->surface);
if (wl->dpy)
{
wl_display_flush(wl->dpy);
wl_display_disconnect(wl->dpy);
}
#ifdef HAVE_EGL
wl->win = NULL;
#endif
wl->shell = NULL;
wl->compositor = NULL;
wl->registry = NULL;
wl->dpy = NULL;
wl->shell_surf = NULL;
wl->surface = NULL;
wl->width = 0;
wl->height = 0;
}
static void flush_wayland_fd(gfx_ctx_wayland_data_t *wl)
{
struct pollfd fd = {0};
wl_display_dispatch_pending(wl->dpy);
wl_display_flush(wl->dpy);
fd.fd = wl->fd;
fd.events = POLLIN | POLLOUT | POLLERR | POLLHUP;
if (poll(&fd, 1, 0) > 0)
{
if (fd.revents & (POLLERR | POLLHUP))
{
close(wl->fd);
frontend_driver_set_signal_handler_state(1);
}
if (fd.revents & POLLIN)
wl_display_dispatch(wl->dpy);
if (fd.revents & POLLOUT)
wl_display_flush(wl->dpy);
}
}
static void gfx_ctx_wl_check_window(void *data, bool *quit,
bool *resize, unsigned *width, unsigned *height,
unsigned frame_count)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
unsigned new_width, new_height;
(void)frame_count;
flush_wayland_fd(wl);
new_width = *width;
new_height = *height;
gfx_ctx_wl_get_video_size(data, &new_width, &new_height);
switch (wl_api)
{
case GFX_CTX_VULKAN_API:
#ifdef HAVE_VULKAN
/* Swapchains are recreated in set_resize as a
* central place, so use that to trigger swapchain reinit. */
*resize = wl->vk.need_new_swapchain;
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
if (new_width != *width || new_height != *height)
{
*resize = true;
*width = new_width;
*height = new_height;
}
*quit = (bool)frontend_driver_get_signal_handler_state();
}
static bool gfx_ctx_wl_set_resize(void *data, unsigned width, unsigned height)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
wl_egl_window_resize(wl->win, width, height, 0, 0);
#endif
break;
case GFX_CTX_VULKAN_API:
#ifdef HAVE_VULKAN
wl->width = width;
wl->height = height;
if (vulkan_create_swapchain(&wl->vk, width, height, wl->swap_interval))
wl->vk.context.invalid_swapchain = true;
else
{
RARCH_ERR("[Wayland/Vulkan]: Failed to update swapchain.\n");
return false;
}
wl->vk.need_new_swapchain = false;
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
return true;
}
static void gfx_ctx_wl_update_window_title(void *data)
{
char buf[128] = {0};
char buf_fps[128] = {0};
settings_t *settings = config_get_ptr();
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
if (video_monitor_get_fps(buf, sizeof(buf),
buf_fps, sizeof(buf_fps)))
wl_shell_surface_set_title(wl->shell_surf, buf);
if (settings->fps_show)
runloop_msg_queue_push(buf_fps, 1, 1, false);
}
static bool gfx_ctx_wl_get_metrics(void *data,
enum display_metric_types type, float *value)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
if (wl->physical_width == 0 || wl->physical_height == 0)
return false;
switch (type)
{
case DISPLAY_METRIC_MM_WIDTH:
*value = (float)wl->physical_width;
break;
case DISPLAY_METRIC_MM_HEIGHT:
*value = (float)wl->physical_height;
break;
case DISPLAY_METRIC_DPI:
*value = (float)wl->width * 25.4f / (float)wl->physical_width;
break;
default:
*value = 0.0f;
return false;
}
return true;
}
#define DEFAULT_WINDOWED_WIDTH 640
#define DEFAULT_WINDOWED_HEIGHT 480
#ifdef HAVE_EGL
#define WL_EGL_ATTRIBS_BASE \
EGL_SURFACE_TYPE, EGL_WINDOW_BIT, \
EGL_RED_SIZE, 1, \
EGL_GREEN_SIZE, 1, \
EGL_BLUE_SIZE, 1, \
EGL_ALPHA_SIZE, 0, \
EGL_DEPTH_SIZE, 0
#endif
static void *gfx_ctx_wl_init(void *video_driver)
{
#ifdef HAVE_OPENGL
static const EGLint egl_attribs_gl[] = {
WL_EGL_ATTRIBS_BASE,
EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
EGL_NONE,
};
#endif
#ifdef HAVE_OPENGLES
#ifdef HAVE_OPENGLES2
static const EGLint egl_attribs_gles[] = {
WL_EGL_ATTRIBS_BASE,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
EGL_NONE,
};
#endif
#ifdef HAVE_OPENGLES3
#ifdef EGL_KHR_create_context
static const EGLint egl_attribs_gles3[] = {
WL_EGL_ATTRIBS_BASE,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES3_BIT_KHR,
EGL_NONE,
};
#endif
#endif
#endif
#ifdef HAVE_EGL
static const EGLint egl_attribs_vg[] = {
WL_EGL_ATTRIBS_BASE,
EGL_RENDERABLE_TYPE, EGL_OPENVG_BIT,
EGL_NONE,
};
EGLint major = 0, minor = 0;
EGLint n;
const EGLint *attrib_ptr = NULL;
#endif
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)
calloc(1, sizeof(gfx_ctx_wayland_data_t));
if (!wl)
return NULL;
(void)video_driver;
#ifdef HAVE_EGL
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
#ifdef HAVE_OPENGL
attrib_ptr = egl_attribs_gl;
#endif
break;
case GFX_CTX_OPENGL_ES_API:
#ifdef HAVE_OPENGLES
#ifdef HAVE_OPENGLES3
#ifdef EGL_KHR_create_context
if (g_egl_major >= 3)
attrib_ptr = egl_attribs_gles3;
else
#endif
#endif
#ifdef HAVE_OPENGLES2
attrib_ptr = egl_attribs_gles;
#endif
#endif
break;
case GFX_CTX_OPENVG_API:
#ifdef HAVE_VG
attrib_ptr = egl_attribs_vg;
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
#endif
frontend_driver_destroy_signal_handler_state();
wl->dpy = wl_display_connect(NULL);
wl->buffer_scale = 1;
if (!wl->dpy)
{
RARCH_ERR("Failed to connect to Wayland server.\n");
goto error;
}
frontend_driver_install_signal_handler();
wl->registry = wl_display_get_registry(wl->dpy);
wl_registry_add_listener(wl->registry, &registry_listener, wl);
wl_display_roundtrip(wl->dpy);
if (!wl->compositor)
{
RARCH_ERR("Failed to create compositor.\n");
goto error;
}
if (!wl->shell)
{
RARCH_ERR("Failed to create shell.\n");
goto error;
}
wl->fd = wl_display_get_fd(wl->dpy);
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
if (!egl_init_context(&wl->egl,
(EGLNativeDisplayType)wl->dpy,
&major, &minor, &n, attrib_ptr))
{
egl_report_error();
goto error;
}
if (n == 0 || !egl_has_config(&wl->egl))
goto error;
#endif
break;
case GFX_CTX_VULKAN_API:
#ifdef HAVE_VULKAN
if (!vulkan_context_init(&wl->vk, VULKAN_WSI_WAYLAND))
goto error;
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
return wl;
error:
gfx_ctx_wl_destroy_resources(wl);
if (wl)
free(wl);
return NULL;
}
#ifdef HAVE_EGL
static EGLint *egl_fill_attribs(gfx_ctx_wayland_data_t *wl, EGLint *attr)
{
switch (wl_api)
{
#ifdef EGL_KHR_create_context
case GFX_CTX_OPENGL_API:
{
bool debug = false;
#ifdef HAVE_OPENGL
unsigned version = wl->egl.major * 1000 + wl->egl.minor;
bool core = version >= 3001;
#ifdef GL_DEBUG
debug = true;
#else
struct retro_hw_render_callback *hwr =
video_driver_get_hw_context();
debug = hwr->debug_context;
#endif
if (core)
{
*attr++ = EGL_CONTEXT_MAJOR_VERSION_KHR;
*attr++ = wl->egl.major;
*attr++ = EGL_CONTEXT_MINOR_VERSION_KHR;
*attr++ = wl->egl.minor;
/* Technically, we don't have core/compat until 3.2.
* Version 3.1 is either compat or not depending on GL_ARB_compatibility. */
if (version >= 3002)
{
*attr++ = EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR;
*attr++ = EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR;
}
}
if (debug)
{
*attr++ = EGL_CONTEXT_FLAGS_KHR;
*attr++ = EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR;
}
#endif
break;
}
#endif
case GFX_CTX_OPENGL_ES_API:
#ifdef HAVE_OPENGLES
*attr++ = EGL_CONTEXT_CLIENT_VERSION; /* Same as EGL_CONTEXT_MAJOR_VERSION */
*attr++ = wl->egl.major ? (EGLint)wl->egl.major : 2;
#ifdef EGL_KHR_create_context
if (wl->egl.minor > 0)
{
*attr++ = EGL_CONTEXT_MINOR_VERSION_KHR;
*attr++ = wl->egl.minor;
}
#endif
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
*attr = EGL_NONE;
return attr;
}
#endif
static void gfx_ctx_wl_destroy(void *data)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
if (!wl)
return;
gfx_ctx_wl_destroy_resources(wl);
switch (wl_api)
{
case GFX_CTX_VULKAN_API:
#if defined(HAVE_VULKAN) && defined(HAVE_THREADS)
if (wl->vk.context.queue_lock)
slock_free(wl->vk.context.queue_lock);
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
free(wl);
}
static void gfx_ctx_wl_set_swap_interval(void *data, unsigned swap_interval)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
egl_set_swap_interval(&wl->egl, swap_interval);
#endif
break;
case GFX_CTX_VULKAN_API:
#ifdef HAVE_VULKAN
if (wl->swap_interval != swap_interval)
{
wl->swap_interval = swap_interval;
if (wl->vk.swapchain)
wl->vk.need_new_swapchain = true;
}
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
}
static bool gfx_ctx_wl_set_video_mode(void *data,
unsigned width, unsigned height,
bool fullscreen)
{
#ifdef HAVE_EGL
EGLint egl_attribs[16];
EGLint *attr = egl_fill_attribs(
(gfx_ctx_wayland_data_t*)data, egl_attribs);
#endif
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
wl->width = width ? width : DEFAULT_WINDOWED_WIDTH;
wl->height = height ? height : DEFAULT_WINDOWED_HEIGHT;
wl->surface = wl_compositor_create_surface(wl->compositor);
wl_surface_set_buffer_scale(wl->surface, wl->buffer_scale);
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
wl->win = wl_egl_window_create(wl->surface, wl->width, wl->height);
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
wl->shell_surf = wl_shell_get_shell_surface(wl->shell, wl->surface);
wl_shell_surface_add_listener(wl->shell_surf, &shell_surface_listener, wl);
wl_shell_surface_set_toplevel(wl->shell_surf);
wl_shell_surface_set_class(wl->shell_surf, "RetroArch");
wl_shell_surface_set_title(wl->shell_surf, "RetroArch");
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
if (!egl_create_context(&wl->egl, (attr != egl_attribs) ? egl_attribs : NULL))
{
egl_report_error();
goto error;
}
if (!egl_create_surface(&wl->egl, (EGLNativeWindowType)wl->win))
goto error;
egl_set_swap_interval(&wl->egl, wl->egl.interval);
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
if (fullscreen)
wl_shell_surface_set_fullscreen(wl->shell_surf,
WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT, 0, NULL);
flush_wayland_fd(wl);
switch (wl_api)
{
case GFX_CTX_VULKAN_API:
wl_display_roundtrip(wl->dpy);
#ifdef HAVE_VULKAN
if (!vulkan_surface_create(&wl->vk, VULKAN_WSI_WAYLAND,
wl->dpy, wl->surface,
wl->width, wl->height, wl->swap_interval))
goto error;
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
return true;
error:
gfx_ctx_wl_destroy(data);
return false;
}
static void gfx_ctx_wl_input_driver(void *data,
const input_driver_t **input, void **input_data)
{
(void)data;
#if 0
void *wl = input_wayland.init();
*input = wl ? &input_wayland : NULL;
*input_data = wl;
#endif
*input = NULL;
*input_data = NULL;
}
static bool gfx_ctx_wl_has_focus(void *data)
{
(void)data;
return true;
}
static bool gfx_ctx_wl_suppress_screensaver(void *data, bool enable)
{
(void)data;
(void)enable;
return true;
}
static bool gfx_ctx_wl_has_windowed(void *data)
{
(void)data;
return true;
}
static bool gfx_ctx_wl_bind_api(void *video_driver,
enum gfx_ctx_api api, unsigned major, unsigned minor)
{
#ifdef HAVE_EGL
g_egl_major = major;
g_egl_minor = minor;
#endif
switch (api)
{
case GFX_CTX_OPENGL_API:
#ifdef HAVE_OPENGL
#ifndef EGL_KHR_create_context
if ((major * 1000 + minor) >= 3001)
return false;
#endif
wl_api = api;
return eglBindAPI(EGL_OPENGL_API);
#else
break;
#endif
case GFX_CTX_OPENGL_ES_API:
#ifdef HAVE_OPENGLES
#ifndef EGL_KHR_create_context
if (major >= 3)
return false;
#endif
wl_api = api;
return eglBindAPI(EGL_OPENGL_ES_API);
#else
break;
#endif
case GFX_CTX_OPENVG_API:
#ifdef HAVE_VG
wl_api = api;
return eglBindAPI(EGL_OPENVG_API);
#else
break;
#endif
case GFX_CTX_VULKAN_API:
#ifdef HAVE_VULKAN
wl_api = api;
return true;
#else
break;
#endif
case GFX_CTX_NONE:
default:
break;
}
return false;
}
static void keyboard_handle_keymap(void* data,
struct wl_keyboard* keyboard,
uint32_t format,
int fd,
uint32_t size)
{
/* TODO */
}
static void keyboard_handle_enter(void* data,
struct wl_keyboard* keyboard,
uint32_t serial,
struct wl_surface* surface,
struct wl_array* keys)
{
/* TODO */
}
static void keyboard_handle_leave(void* data,
struct wl_keyboard* keyboard,
uint32_t serial,
struct wl_surface* surface)
{
/* TODO */
}
static void keyboard_handle_key(void* data,
struct wl_keyboard* keyboard,
uint32_t serial,
uint32_t time,
uint32_t key,
uint32_t state)
{
/* TODO */
}
static void keyboard_handle_modifiers(void* data,
struct wl_keyboard* keyboard,
uint32_t serial,
uint32_t modsDepressed,
uint32_t modsLatched,
uint32_t modsLocked,
uint32_t group)
{
/* TODO */
}
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 pointer_handle_enter(void* data,
struct wl_pointer* pointer,
uint32_t serial,
struct wl_surface* surface,
wl_fixed_t sx,
wl_fixed_t sy)
{
/* TODO */
}
static void pointer_handle_leave(void* data,
struct wl_pointer* pointer,
uint32_t serial,
struct wl_surface* surface)
{
/* TODO */
}
static void pointer_handle_motion(void* data,
struct wl_pointer* pointer,
uint32_t time,
wl_fixed_t sx,
wl_fixed_t sy)
{
/* TODO */
}
static void pointer_handle_button(void* data,
struct wl_pointer* wl_pointer,
uint32_t serial,
uint32_t time,
uint32_t button,
uint32_t state)
{
/* TODO */
}
static void pointer_handle_axis(void* data,
struct wl_pointer* wl_pointer,
uint32_t time,
uint32_t axis,
wl_fixed_t value)
{
/* TODO */
}
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 seat_handle_capabilities(void *data,
struct wl_seat *seat, unsigned caps)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !wl->wl_keyboard)
{
wl->wl_keyboard = wl_seat_get_keyboard(seat);
wl_keyboard_add_listener(wl->wl_keyboard, &keyboard_listener, NULL);
}
else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && wl->wl_keyboard)
{
wl_keyboard_destroy(wl->wl_keyboard);
wl->wl_keyboard = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_POINTER) && !wl->wl_pointer)
{
wl->wl_pointer = wl_seat_get_pointer(seat);
wl_pointer_add_listener(wl->wl_pointer, &pointer_listener, NULL);
}
else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && wl->wl_pointer)
{
wl_pointer_destroy(wl->wl_pointer);
wl->wl_pointer = NULL;
}
}
/* Seat callbacks - TODO/FIXME */
static const struct wl_seat_listener seat_listener = {
seat_handle_capabilities,
};
#ifdef HAVE_VULKAN
static void *gfx_ctx_wl_get_context_data(void *data)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
return &wl->vk.context;
}
#endif
static void gfx_ctx_wl_swap_buffers(void *data)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
egl_swap_buffers(&wl->egl);
#endif
break;
case GFX_CTX_VULKAN_API:
#ifdef HAVE_VULKAN
vulkan_present(&wl->vk, wl->vk.context.current_swapchain_index);
vulkan_acquire_next_image(&wl->vk);
flush_wayland_fd(wl);
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
}
static gfx_ctx_proc_t gfx_ctx_wl_get_proc_address(const char *symbol)
{
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
return egl_get_proc_address(symbol);
#else
break;
#endif
case GFX_CTX_NONE:
default:
break;
}
return NULL;
}
static void gfx_ctx_wl_bind_hw_render(void *data, bool enable)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
switch (wl_api)
{
case GFX_CTX_OPENGL_API:
case GFX_CTX_OPENGL_ES_API:
case GFX_CTX_OPENVG_API:
#ifdef HAVE_EGL
egl_bind_hw_render(&wl->egl, enable);
#endif
break;
case GFX_CTX_NONE:
default:
break;
}
}
static uint32_t gfx_ctx_wl_get_flags(void *data)
{
uint32_t flags = 0;
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
if (wl->core_hw_context_enable)
{
BIT32_SET(flags, GFX_CTX_FLAGS_GL_CORE_CONTEXT);
}
else
BIT32_SET(flags, GFX_CTX_FLAGS_NONE);
return flags;
}
static void gfx_ctx_wl_set_flags(void *data, uint32_t flags)
{
gfx_ctx_wayland_data_t *wl = (gfx_ctx_wayland_data_t*)data;
if (BIT32_GET(flags, GFX_CTX_FLAGS_GL_CORE_CONTEXT))
wl->core_hw_context_enable = true;
}
const gfx_ctx_driver_t gfx_ctx_wayland = {
gfx_ctx_wl_init,
gfx_ctx_wl_destroy,
gfx_ctx_wl_bind_api,
gfx_ctx_wl_set_swap_interval,
gfx_ctx_wl_set_video_mode,
gfx_ctx_wl_get_video_size,
NULL, /* get_video_output_size */
NULL, /* get_video_output_prev */
NULL, /* get_video_output_next */
gfx_ctx_wl_get_metrics,
NULL,
gfx_ctx_wl_update_window_title,
gfx_ctx_wl_check_window,
gfx_ctx_wl_set_resize,
gfx_ctx_wl_has_focus,
gfx_ctx_wl_suppress_screensaver,
gfx_ctx_wl_has_windowed,
gfx_ctx_wl_swap_buffers,
gfx_ctx_wl_input_driver,
gfx_ctx_wl_get_proc_address,
NULL,
NULL,
NULL,
"wayland",
gfx_ctx_wl_get_flags,
gfx_ctx_wl_set_flags,
gfx_ctx_wl_bind_hw_render,
#ifdef HAVE_VULKAN
gfx_ctx_wl_get_context_data,
#else
NULL,
#endif
NULL
};
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