2f4a68c8c3
The order and way include macros were structured was chaotic, with no real common thread between files. Try to tidy up the mess with some common scheme, to make things look less messy.
62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
/*
|
|
* texture rectangle
|
|
*
|
|
* A small utility function to help create a rectangle texture
|
|
*
|
|
* Authored By Neil Roberts <neil@linux.intel.com>
|
|
*
|
|
* Copyright (C) 2011, 2012 Intel Corporation
|
|
*
|
|
* This program 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 Foundation; either version 2 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This program 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 this program; if not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include "clutter/clutter.h"
|
|
#include "compositor/meta-texture-rectangle.h"
|
|
|
|
static void
|
|
texture_rectangle_check_cb (CoglTexture *sub_texture,
|
|
const float *sub_texture_coords,
|
|
const float *meta_coords,
|
|
void *user_data)
|
|
{
|
|
gboolean *result = user_data;
|
|
|
|
if (cogl_is_texture_rectangle (sub_texture))
|
|
*result = TRUE;
|
|
}
|
|
|
|
/* Determines if the given texture is using a rectangle texture as its
|
|
* primitive texture type. Eventually this function could be replaced
|
|
* with cogl_texture_get_type if Cogl makes that public.
|
|
*
|
|
* http://git.gnome.org/browse/cogl/commit/?h=8012eee31
|
|
*/
|
|
gboolean
|
|
meta_texture_rectangle_check (CoglTexture *texture)
|
|
{
|
|
gboolean result = FALSE;
|
|
|
|
cogl_meta_texture_foreach_in_region (COGL_META_TEXTURE (texture),
|
|
0.0f, 0.0f, /* tx_1 / ty_1 */
|
|
1.0f, 1.0f, /* tx_2 / ty_2 */
|
|
COGL_PIPELINE_WRAP_MODE_REPEAT,
|
|
COGL_PIPELINE_WRAP_MODE_REPEAT,
|
|
texture_rectangle_check_cb,
|
|
&result);
|
|
|
|
return result;
|
|
}
|