mutter/cogl/driver/gles/cogl-program.h
Robert Bragg 650df3f2eb gles2: Have CoglProgram track uniforms per program
Previously custom uniforms were tracked in _CoglGles2Wrapper but as part
of a process to consolidate the gl/gles2 shader code it seems to make
sense for this state to be tracked in the CoglProgram object instead.

http://bugzilla.o-hand.com/show_bug.cgi?id=2179
2010-08-03 15:00:04 +01:00

53 lines
1.5 KiB
C

/*
* Cogl
*
* An object oriented GL/GLES Abstraction/Utility Layer
*
* Copyright (C) 2008,2009 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/>.
*
*
*/
#ifndef __COGL_PROGRAM_H
#define __COGL_PROGRAM_H
#include "cogl-gles2-wrapper.h"
#include "cogl-handle.h"
#define COGL_PROGRAM_NUM_CUSTOM_UNIFORMS 16
#define COGL_PROGRAM_UNBOUND_CUSTOM_UNIFORM -2
typedef struct _CoglProgram CoglProgram;
struct _CoglProgram
{
CoglHandleObject _parent;
GSList *attached_shaders;
char *custom_uniform_names[COGL_PROGRAM_NUM_CUSTOM_UNIFORMS];
CoglBoxedValue custom_uniforms[COGL_PROGRAM_NUM_CUSTOM_UNIFORMS];
/* Uniforms that have changed since the last time this program was
* used. */
guint32 dirty_custom_uniforms;
};
CoglProgram *_cogl_program_pointer_from_handle (CoglHandle handle);
#endif /* __COGL_PROGRAM_H */