mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-12-30 15:31:34 +00:00
9583195e96
In order to avoid some code duplication and ensure the Cairo and Vulkan implementations behave like the GL one.
148 lines
4.5 KiB
C
148 lines
4.5 KiB
C
/* GDK - The GIMP Drawing Kit
|
|
*
|
|
* gdkglcontext-wayland.c: Wayland specific OpenGL wrappers
|
|
*
|
|
* Copyright © 2014 Emmanuele Bassi
|
|
* Copyright © 2014 Alexander Larsson
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include "gdkglcontext-wayland.h"
|
|
|
|
#include "gdkdisplay-wayland.h"
|
|
#include "gdksurface-wayland.h"
|
|
#include "gdksurface-wayland-private.h"
|
|
|
|
#include "gdkwaylanddisplay.h"
|
|
#include "gdkwaylandglcontext.h"
|
|
#include "gdkwaylandsurface.h"
|
|
#include "gdkprivate-wayland.h"
|
|
|
|
#include "gdkprivate.h"
|
|
#include "gdksurfaceprivate.h"
|
|
#include "gdkprofilerprivate.h"
|
|
|
|
#include <glib/gi18n-lib.h>
|
|
|
|
/**
|
|
* GdkWaylandGLContext:
|
|
*
|
|
* The Wayland implementation of `GdkGLContext`.
|
|
*/
|
|
|
|
G_DEFINE_TYPE (GdkWaylandGLContext, gdk_wayland_gl_context, GDK_TYPE_GL_CONTEXT)
|
|
|
|
static void
|
|
gdk_wayland_gl_context_begin_frame (GdkDrawContext *draw_context,
|
|
GdkMemoryDepth depth,
|
|
cairo_region_t *region)
|
|
{
|
|
gdk_wayland_surface_ensure_wl_egl_window (gdk_draw_context_get_surface (draw_context));
|
|
|
|
GDK_DRAW_CONTEXT_CLASS (gdk_wayland_gl_context_parent_class)->begin_frame (draw_context, depth, region);
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_gl_context_end_frame (GdkDrawContext *draw_context,
|
|
cairo_region_t *painted)
|
|
{
|
|
GdkSurface *surface = gdk_draw_context_get_surface (draw_context);
|
|
GdkWaylandSurface *impl = GDK_WAYLAND_SURFACE (surface);
|
|
int dx = impl->pending_buffer_offset_x;
|
|
int dy = impl->pending_buffer_offset_y;
|
|
|
|
impl->pending_buffer_offset_x = 0;
|
|
impl->pending_buffer_offset_y = 0;
|
|
|
|
gdk_wayland_surface_sync (surface);
|
|
gdk_wayland_surface_request_frame (surface);
|
|
|
|
if (wl_surface_get_version (impl->display_server.wl_surface) >=
|
|
WL_SURFACE_OFFSET_SINCE_VERSION)
|
|
wl_surface_offset (impl->display_server.wl_surface, dx, dy);
|
|
|
|
/* We should do this when setting up the EGLSurface, but we don't make_current then */
|
|
eglSwapInterval (gdk_display_get_egl_display (gdk_draw_context_get_display (draw_context)), 0);
|
|
|
|
GDK_DRAW_CONTEXT_CLASS (gdk_wayland_gl_context_parent_class)->end_frame (draw_context, painted);
|
|
|
|
gdk_wayland_surface_notify_committed (surface);
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_gl_context_empty_frame (GdkDrawContext *draw_context)
|
|
{
|
|
GdkSurface *surface = gdk_draw_context_get_surface (draw_context);
|
|
|
|
gdk_wayland_surface_handle_empty_frame (surface);
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_gl_context_class_init (GdkWaylandGLContextClass *klass)
|
|
{
|
|
GdkDrawContextClass *draw_context_class = GDK_DRAW_CONTEXT_CLASS (klass);
|
|
GdkGLContextClass *context_class = GDK_GL_CONTEXT_CLASS (klass);
|
|
|
|
draw_context_class->begin_frame = gdk_wayland_gl_context_begin_frame;
|
|
draw_context_class->end_frame = gdk_wayland_gl_context_end_frame;
|
|
draw_context_class->empty_frame = gdk_wayland_gl_context_empty_frame;
|
|
|
|
context_class->backend_type = GDK_GL_EGL;
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_gl_context_init (GdkWaylandGLContext *self)
|
|
{
|
|
}
|
|
|
|
/**
|
|
* gdk_wayland_display_get_egl_display:
|
|
* @display: (type GdkWaylandDisplay): a Wayland display
|
|
*
|
|
* Retrieves the EGL display connection object for the given GDK display.
|
|
*
|
|
* Returns: (nullable): the EGL display
|
|
*
|
|
* Since: 4.4
|
|
*/
|
|
gpointer
|
|
gdk_wayland_display_get_egl_display (GdkDisplay *display)
|
|
{
|
|
g_return_val_if_fail (GDK_IS_WAYLAND_DISPLAY (display), NULL);
|
|
|
|
return gdk_display_get_egl_display (display);
|
|
}
|
|
|
|
GdkGLContext *
|
|
gdk_wayland_display_init_gl (GdkDisplay *display,
|
|
GError **error)
|
|
{
|
|
GdkWaylandDisplay *self = GDK_WAYLAND_DISPLAY (display);
|
|
|
|
if (!gdk_display_init_egl (display,
|
|
EGL_PLATFORM_WAYLAND_EXT,
|
|
self->wl_display,
|
|
TRUE,
|
|
error))
|
|
return NULL;
|
|
|
|
return g_object_new (GDK_TYPE_WAYLAND_GL_CONTEXT,
|
|
"display", display,
|
|
NULL);
|
|
}
|
|
|