mutter/gles/cogl-internal.h
Robert Bragg 6731dfa468 * clutter/cogl/gl/cogl-internal.h
* clutter/cogl/gles/cogl-internal.h:
	Removes semicolon after the GE() macro since that breaks using it as a
	single statement.
2008-11-18 16:23:40 +00:00

100 lines
2.5 KiB
C

/*
* Clutter COGL
*
* A basic GL/GLES Abstraction/Utility Layer
*
* Authored By Matthew Allum <mallum@openedhand.com>
*
* Copyright (C) 2007 OpenedHand
*
* 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __COGL_INTERNAL_H
#define __COGL_INTERNAL_H
typedef enum {
COGL_BOXED_NONE,
COGL_BOXED_INT,
COGL_BOXED_FLOAT,
COGL_BOXED_MATRIX
} CoglBoxedType;
typedef struct _CoglBoxedValue
{
CoglBoxedType type;
int size, count;
gboolean transpose;
union {
gfloat float_value[4];
gint int_value[4];
gfloat matrix[16];
gfloat *float_array;
gint *int_array;
gpointer array;
} v;
} CoglBoxedValue;
#define COGL_DEBUG 0
#if COGL_DEBUG
#include <stdio.h>
const char *_cogl_error_string(GLenum errorCode);
#define GE(x...) G_STMT_START { \
GLenum err; \
(x); \
while ((err = glGetError()) != GL_NO_ERROR) { \
fprintf(stderr, "glError: %s caught at %s:%u\n", \
(char *)_cogl_error_string(err), \
__FILE__, __LINE__); \
} \
} G_STMT_END
#else /* COGL_DEBUG */
#define GE(x) (x)
#endif /* COGL_DEBUG */
#define COGL_ENABLE_BLEND (1<<1)
#define COGL_ENABLE_TEXTURE_2D (1<<2)
#define COGL_ENABLE_ALPHA_TEST (1<<3)
#define COGL_ENABLE_TEXTURE_RECT (1<<4)
#define COGL_ENABLE_VERTEX_ARRAY (1<<5)
#define COGL_ENABLE_TEXCOORD_ARRAY (1<<6)
#define COGL_ENABLE_COLOR_ARRAY (1<<7)
#define COGL_ENABLE_BACKFACE_CULLING (1<<8)
gint
_cogl_get_format_bpp (CoglPixelFormat format);
void
cogl_enable (gulong flags);
gulong
cogl_get_enable ();
void
cogl_blend_func (COGLenum src_factor,
COGLenum dst_factor);
#endif /* __COGL_INTERNAL_H */