mutter/cogl/driver/gl/cogl-framebuffer-gl-private.h
Robert Bragg a57195d16d framebuffer: split out GL read_pixels code
This moves the direct use of GL in cogl-framebuffer.c for handling
cogl_framebuffer_read_pixels_into_bitmap() into
driver/gl/cogl-framebuffer-gl.c and adds a
->framebuffer_read_pixels_into_bitmap vfunc to CoglDriverVtable.

Reviewed-by: Neil Roberts <neil@linux.intel.com>

(cherry picked from commit 2f893054d6754e6bc7983f061b27c7858f1a593c)
2013-01-22 17:48:17 +00:00

100 lines
3.6 KiB
C

/*
* Cogl
*
* An object oriented GL/GLES Abstraction/Utility Layer
*
* Copyright (C) 2008,2009,2010,2011 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>
*/
#ifndef __COGL_FRAMEBUFFER_GL_PRIVATE_H__
#define __COGL_FRAMEBUFFER_GL_PRIVATE_H__
CoglBool
_cogl_offscreen_gl_allocate (CoglOffscreen *offscreen,
CoglError **error);
void
_cogl_offscreen_gl_free (CoglOffscreen *offscreen);
void
_cogl_framebuffer_gl_flush_state (CoglFramebuffer *draw_buffer,
CoglFramebuffer *read_buffer,
CoglFramebufferState state);
void
_cogl_framebuffer_gl_clear (CoglFramebuffer *framebuffer,
unsigned long buffers,
float red,
float green,
float blue,
float alpha);
void
_cogl_framebuffer_gl_query_bits (CoglFramebuffer *framebuffer,
int *red,
int *green,
int *blue,
int *alpha);
void
_cogl_framebuffer_gl_finish (CoglFramebuffer *framebuffer);
void
_cogl_framebuffer_gl_discard_buffers (CoglFramebuffer *framebuffer,
unsigned long buffers);
void
_cogl_framebuffer_gl_bind (CoglFramebuffer *framebuffer, GLenum target);
void
_cogl_framebuffer_gl_draw_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
CoglAttribute **attributes,
int n_attributes,
CoglDrawFlags flags);
void
_cogl_framebuffer_gl_draw_indexed_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
CoglIndices *indices,
CoglAttribute **attributes,
int n_attributes,
CoglDrawFlags flags);
CoglBool
_cogl_framebuffer_gl_read_pixels_into_bitmap (CoglFramebuffer *framebuffer,
int x,
int y,
CoglReadPixelsFlags source,
CoglBitmap *bitmap,
CoglError **error);
#endif /* __COGL_FRAMEBUFFER_GL_PRIVATE_H__ */