mirror of
https://github.com/brl/mutter.git
synced 2024-12-28 22:02:14 +00:00
1b2dd815b4
This adds much more comprehensive support for gobject-introspection based bindings by registering all objects as fundamental types that inherit from CoglObject, and all structs as boxed types. Co-Author: Robert Bragg <robert@linux.intel.com> Reviewed-by: Neil Roberts <neil@linux.intel.com>
135 lines
3.7 KiB
C
135 lines
3.7 KiB
C
/*
|
|
* Cogl
|
|
*
|
|
* A Low Level GPU Graphics and Utilities API
|
|
*
|
|
* Copyright (C) 2010 Intel Corporation.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person
|
|
* obtaining a copy of this software and associated documentation
|
|
* files (the "Software"), to deal in the Software without
|
|
* restriction, including without limitation the rights to use, copy,
|
|
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
|
* of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*
|
|
*
|
|
*
|
|
* Authors:
|
|
* Damien Lespiau <damien.lespiau@intel.com>
|
|
* Robert Bragg <robert@linux.intel.com>
|
|
*/
|
|
|
|
/* For an overview of the functionality implemented here, please see
|
|
* cogl-buffer-array.h, which contains the gtk-doc section overview for the
|
|
* Pixel Buffers API.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <glib.h>
|
|
|
|
#include "cogl-private.h"
|
|
#include "cogl-util.h"
|
|
#include "cogl-context-private.h"
|
|
#include "cogl-object.h"
|
|
#include "cogl-pixel-buffer-private.h"
|
|
#include "cogl-pixel-buffer.h"
|
|
#include "cogl-gtype-private.h"
|
|
|
|
/*
|
|
* GL/GLES compatibility defines for the buffer API:
|
|
*/
|
|
|
|
#if defined (HAVE_COGL_GL)
|
|
|
|
#ifndef GL_PIXEL_UNPACK_BUFFER
|
|
#define GL_PIXEL_UNPACK_BUFFER GL_PIXEL_UNPACK_BUFFER_ARB
|
|
#endif
|
|
|
|
#ifndef GL_PIXEL_PACK_BUFFER
|
|
#define GL_PIXEL_PACK_BUFFER GL_PIXEL_PACK_BUFFER_ARB
|
|
#endif
|
|
|
|
#endif
|
|
|
|
static void
|
|
_cogl_pixel_buffer_free (CoglPixelBuffer *buffer);
|
|
|
|
COGL_BUFFER_DEFINE (PixelBuffer, pixel_buffer)
|
|
COGL_GTYPE_DEFINE_CLASS (PixelBuffer, pixel_buffer)
|
|
|
|
static CoglPixelBuffer *
|
|
_cogl_pixel_buffer_new (CoglContext *context,
|
|
size_t size,
|
|
const void *data,
|
|
CoglError **error)
|
|
{
|
|
CoglPixelBuffer *pixel_buffer = g_slice_new0 (CoglPixelBuffer);
|
|
CoglBuffer *buffer = COGL_BUFFER (pixel_buffer);
|
|
|
|
/* parent's constructor */
|
|
_cogl_buffer_initialize (buffer,
|
|
context,
|
|
size,
|
|
COGL_BUFFER_BIND_TARGET_PIXEL_UNPACK,
|
|
COGL_BUFFER_USAGE_HINT_TEXTURE,
|
|
COGL_BUFFER_UPDATE_HINT_STATIC);
|
|
|
|
_cogl_pixel_buffer_object_new (pixel_buffer);
|
|
|
|
if (data)
|
|
{
|
|
if (!_cogl_buffer_set_data (COGL_BUFFER (pixel_buffer),
|
|
0,
|
|
data,
|
|
size,
|
|
error))
|
|
{
|
|
cogl_object_unref (pixel_buffer);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
return pixel_buffer;
|
|
}
|
|
|
|
CoglPixelBuffer *
|
|
cogl_pixel_buffer_new (CoglContext *context,
|
|
size_t size,
|
|
const void *data)
|
|
{
|
|
CoglError *ignore_error = NULL;
|
|
CoglPixelBuffer *buffer =
|
|
_cogl_pixel_buffer_new (context, size, data, &ignore_error);
|
|
if (!buffer)
|
|
cogl_error_free (ignore_error);
|
|
return buffer;
|
|
}
|
|
|
|
static void
|
|
_cogl_pixel_buffer_free (CoglPixelBuffer *buffer)
|
|
{
|
|
/* parent's destructor */
|
|
_cogl_buffer_fini (COGL_BUFFER (buffer));
|
|
|
|
g_slice_free (CoglPixelBuffer, buffer);
|
|
}
|
|
|