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/* gskngltexture.c
*
* 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
*/
#include "config.h"
#include <gdk/gdktextureprivate.h>
#include "gskngltextureprivate.h"
#include "ninesliceprivate.h"
void
gsk_ngl_texture_free (GskNglTexture *texture)
{
if (texture != NULL)
{
g_assert (texture->link.prev == NULL);
g_assert (texture->link.next == NULL);
if (texture->user)
g_clear_pointer (&texture->user, gdk_texture_clear_render_data);
if (texture->texture_id != 0)
{
glDeleteTextures (1, &texture->texture_id);
texture->texture_id = 0;
}
for (guint i = 0; i < texture->n_slices; i++)
{
glDeleteTextures (1, &texture->slices[i].texture_id);
texture->slices[i].texture_id = 0;
}
g_clear_pointer (&texture->slices, g_free);
g_clear_pointer (&texture->nine_slice, g_free);
g_slice_free (GskNglTexture, texture);
}
}
GskNglTexture *
gsk_ngl_texture_new (guint texture_id,
int width,
int height,
int format,
int min_filter,
int mag_filter,
gint64 frame_id)
{
GskNglTexture *texture;
texture = g_slice_new0 (GskNglTexture);
texture->texture_id = texture_id;
texture->link.data = texture;
texture->min_filter = min_filter;
texture->mag_filter = mag_filter;
texture->format = format;
texture->width = width;
texture->height = height;
texture->last_used_in_frame = frame_id;
return texture;
}
const GskNglTextureNineSlice *
gsk_ngl_texture_get_nine_slice (GskNglTexture *texture,
const GskRoundedRect *outline,
float extra_pixels_x,
float extra_pixels_y)
{
g_assert (texture != NULL);
g_assert (outline != NULL);
if G_UNLIKELY (texture->nine_slice == NULL)
{
texture->nine_slice = g_new0 (GskNglTextureNineSlice, 9);
nine_slice_rounded_rect (texture->nine_slice, outline);
nine_slice_grow (texture->nine_slice, extra_pixels_x, extra_pixels_y);
nine_slice_to_texture_coords (texture->nine_slice, texture->width, texture->height);
}
return texture->nine_slice;
}
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