/*

 * Clutter.

 *

 * An OpenGL based 'interactive canvas' library.

 *

 * Authored By Matthew Allum  <mallum@openedhand.com>

 *

 * Copyright (C) 2008  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 __CLUTTER_SHADER_TYPES_H__

#define __CLUTTER_SHADER_TYPES_H__

#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)

#error "Only <clutter/clutter.h> can be included directly."

#endif

#include <clutter/clutter-types.h>

G_BEGIN_DECLS

#define CLUTTER_TYPE_SHADER_FLOAT   (clutter_shader_float_get_type ())

#define CLUTTER_TYPE_SHADER_INT     (clutter_shader_int_get_type ())

#define CLUTTER_TYPE_SHADER_MATRIX  (clutter_shader_matrix_get_type ())

typedef struct _ClutterShaderFloat    ClutterShaderFloat;

typedef struct _ClutterShaderInt      ClutterShaderInt;

typedef struct _ClutterShaderMatrix   ClutterShaderMatrix;

/**

 * CLUTTER_VALUE_HOLDS_SHADER_FLOAT:

 * @x: a #GValue

 *

 * Evaluates to %TRUE if @x holds a #ClutterShaderFloat.

 *

 * Since: 1.0

 */

#define CLUTTER_VALUE_HOLDS_SHADER_FLOAT(x) (G_VALUE_HOLDS ((x), CLUTTER_TYPE_SHADER_FLOAT))

/**

 * CLUTTER_VALUE_HOLDS_SHADER_INT:

 * @x: a #GValue

 *

 * Evaluates to %TRUE if @x holds a #ClutterShaderInt.

 *

 * Since: 1.0

 */

#define CLUTTER_VALUE_HOLDS_SHADER_INT(x) (G_VALUE_HOLDS ((x), CLUTTER_TYPE_SHADER_INT))

/**

 * CLUTTER_VALUE_HOLDS_SHADER_MATRIX:

 * @x: a #GValue

 *

 * Evaluates to %TRUE if @x holds a #ClutterShaderMatrix.

 *

 * Since: 1.0

 */

#define CLUTTER_VALUE_HOLDS_SHADER_MATRIX(x) (G_VALUE_HOLDS ((x), CLUTTER_TYPE_SHADER_MATRIX))

CLUTTER_AVAILABLE_IN_1_0

GType clutter_shader_float_get_type  (void) G_GNUC_CONST;

CLUTTER_AVAILABLE_IN_1_0

GType clutter_shader_int_get_type    (void) G_GNUC_CONST;

CLUTTER_AVAILABLE_IN_1_0

GType clutter_shader_matrix_get_type (void) G_GNUC_CONST;

CLUTTER_AVAILABLE_IN_1_0

void            clutter_value_set_shader_float  (GValue       *value,

                                                 gint          size,

                                                 const gfloat *floats);

CLUTTER_AVAILABLE_IN_1_0

void            clutter_value_set_shader_int    (GValue       *value,

                                                 gint          size,

                                                 const gint   *ints);

CLUTTER_AVAILABLE_IN_1_0

void            clutter_value_set_shader_matrix (GValue       *value,

                                                 gint          size,

                                                 const gfloat *matrix);

CLUTTER_AVAILABLE_IN_1_0

const gfloat *  clutter_value_get_shader_float  (const GValue *value,

                                                 gsize        *length);

CLUTTER_AVAILABLE_IN_1_0

const gint   *  clutter_value_get_shader_int    (const GValue *value,

                                                 gsize        *length);

CLUTTER_AVAILABLE_IN_1_0

const gfloat *  clutter_value_get_shader_matrix (const GValue *value,

                                                 gsize        *length);

G_END_DECLS

#endif /* __CLUTTER_SHADER_TYPES_H__ */