mutter/cogl/cogl-vertex-array.c
Robert Bragg 296d14e946 cogl: Adds experimental CoglVertexArray type
This adds a new CoglVertexArray object which is a subclass of CoglBuffer
used to hold vertex attributes. A later commit will add a
CoglVertexAttribute API which will be used to describe the attributes
inside a CoglVertexArray.
2010-11-03 18:04:00 +00:00

71 lines
1.9 KiB
C

/*
* Cogl
*
* An object oriented GL/GLES Abstraction/Utility Layer
*
* Copyright (C) 2010 Intel Corporation.
*
* This library 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 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
*
*
* Authors:
* Robert Bragg <robert@linux.intel.com>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "cogl-object-private.h"
#include "cogl-vertex-array.h"
#include "cogl-vertex-array-private.h"
static void _cogl_vertex_array_free (CoglVertexArray *array);
COGL_BUFFER_DEFINE (VertexArray, vertex_array);
CoglVertexArray *
cogl_vertex_array_new (gsize bytes)
{
CoglVertexArray *array = g_slice_new (CoglVertexArray);
gboolean use_malloc;
if (!cogl_features_available (COGL_FEATURE_VBOS))
use_malloc = TRUE;
else
use_malloc = FALSE;
/* parent's constructor */
_cogl_buffer_initialize (COGL_BUFFER (array),
bytes,
use_malloc,
COGL_BUFFER_BIND_TARGET_VERTEX_ARRAY,
COGL_BUFFER_USAGE_HINT_VERTEX_ARRAY,
COGL_BUFFER_UPDATE_HINT_STATIC);
return _cogl_vertex_array_object_new (array);
}
static void
_cogl_vertex_array_free (CoglVertexArray *array)
{
/* parent's destructor */
_cogl_buffer_fini (COGL_BUFFER (array));
g_slice_free (CoglVertexArray, array);
}