mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-12-27 06:00:22 +00:00
94 lines
2.8 KiB
C
94 lines
2.8 KiB
C
/* gskgltextureprivate.h
|
|
*
|
|
* Copyright 2020 Christian Hergert <chergert@redhat.com>
|
|
*
|
|
* This file is free software; you can redistribute it and/or modify it under
|
|
* the terms of the GNU Lesser General Public License as published by the Free
|
|
* Software Foundation; either version 2.1 of the License, or (at your option)
|
|
* any later version.
|
|
*
|
|
* This file 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 Lesser General Public
|
|
* License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* SPDX-License-Identifier: LGPL-2.1-or-later
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "gskgltypesprivate.h"
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
struct _GskGLTextureSlice
|
|
{
|
|
cairo_rectangle_int_t rect;
|
|
struct {
|
|
float x;
|
|
float y;
|
|
float x2;
|
|
float y2;
|
|
} area;
|
|
guint texture_id;
|
|
};
|
|
|
|
struct _GskGLTextureNineSlice
|
|
{
|
|
cairo_rectangle_int_t rect;
|
|
struct {
|
|
float x;
|
|
float y;
|
|
float x2;
|
|
float y2;
|
|
} area;
|
|
};
|
|
|
|
struct _GskGLTexture
|
|
{
|
|
/* Used to insert into queue */
|
|
GList link;
|
|
|
|
/* Identifier of the frame that created it */
|
|
gint64 last_used_in_frame;
|
|
|
|
/* Backpointer to texture (can be cleared asynchronously) */
|
|
GdkTexture *user;
|
|
|
|
/* Only used by nine-slice textures */
|
|
GskGLTextureNineSlice *nine_slice;
|
|
|
|
/* Only used by sliced textures */
|
|
GskGLTextureSlice *slices;
|
|
guint n_slices;
|
|
|
|
/* The actual GL texture identifier in some shared context */
|
|
guint texture_id;
|
|
|
|
int width;
|
|
int height;
|
|
|
|
/* Set when used by an atlas so we don't drop the texture */
|
|
guint permanent : 1;
|
|
/* we are allowed to call glGenerateMipmap() for this texture */
|
|
guint can_mipmap : 1;
|
|
/* we called glGenerateMipmap() for this texture */
|
|
guint has_mipmap : 1;
|
|
};
|
|
|
|
GskGLTexture * gsk_gl_texture_new (guint texture_id,
|
|
int width,
|
|
int height,
|
|
gint64 frame_id);
|
|
const GskGLTextureNineSlice * gsk_gl_texture_get_nine_slice (GskGLTexture *texture,
|
|
const GskRoundedRect *outline,
|
|
float extra_pixels_x,
|
|
float extra_pixels_y);
|
|
void gsk_gl_texture_free (GskGLTexture *texture);
|
|
|
|
G_END_DECLS
|
|
|