02b69e4d76
GCC has some optimization for the inclusion guard, but they only work if the check is the outermost one. We're fairly inconsistent because of historical reasons, so we should ensure that we follow the same pattern in every public header.
104 lines
3.6 KiB
C
104 lines
3.6 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Authored By Matthew Allum <mallum@openedhand.com>
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*
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* Copyright (C) 2008 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __CLUTTER_SHADER_TYPES_H__
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#define __CLUTTER_SHADER_TYPES_H__
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#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
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#error "Only <clutter/clutter.h> can be included directly."
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#endif
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#include <clutter/clutter-types.h>
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G_BEGIN_DECLS
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#define CLUTTER_TYPE_SHADER_FLOAT (clutter_shader_float_get_type ())
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#define CLUTTER_TYPE_SHADER_INT (clutter_shader_int_get_type ())
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#define CLUTTER_TYPE_SHADER_MATRIX (clutter_shader_matrix_get_type ())
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typedef struct _ClutterShaderFloat ClutterShaderFloat;
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typedef struct _ClutterShaderInt ClutterShaderInt;
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typedef struct _ClutterShaderMatrix ClutterShaderMatrix;
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/**
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* CLUTTER_VALUE_HOLDS_SHADER_FLOAT:
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* @x: a #GValue
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*
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* Evaluates to %TRUE if @x holds a #ClutterShaderFloat.
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*
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* Since: 1.0
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*/
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#define CLUTTER_VALUE_HOLDS_SHADER_FLOAT(x) (G_VALUE_HOLDS ((x), CLUTTER_TYPE_SHADER_FLOAT))
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/**
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* CLUTTER_VALUE_HOLDS_SHADER_INT:
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* @x: a #GValue
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*
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* Evaluates to %TRUE if @x holds a #ClutterShaderInt.
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*
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* Since: 1.0
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*/
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#define CLUTTER_VALUE_HOLDS_SHADER_INT(x) (G_VALUE_HOLDS ((x), CLUTTER_TYPE_SHADER_INT))
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/**
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* CLUTTER_VALUE_HOLDS_SHADER_MATRIX:
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* @x: a #GValue
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*
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* Evaluates to %TRUE if @x holds a #ClutterShaderMatrix.
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*
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* Since: 1.0
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*/
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#define CLUTTER_VALUE_HOLDS_SHADER_MATRIX(x) (G_VALUE_HOLDS ((x), CLUTTER_TYPE_SHADER_MATRIX))
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CLUTTER_AVAILABLE_IN_1_0
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GType clutter_shader_float_get_type (void) G_GNUC_CONST;
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CLUTTER_AVAILABLE_IN_1_0
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GType clutter_shader_int_get_type (void) G_GNUC_CONST;
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CLUTTER_AVAILABLE_IN_1_0
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GType clutter_shader_matrix_get_type (void) G_GNUC_CONST;
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CLUTTER_AVAILABLE_IN_1_0
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void clutter_value_set_shader_float (GValue *value,
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gint size,
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const gfloat *floats);
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CLUTTER_AVAILABLE_IN_1_0
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void clutter_value_set_shader_int (GValue *value,
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gint size,
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const gint *ints);
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CLUTTER_AVAILABLE_IN_1_0
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void clutter_value_set_shader_matrix (GValue *value,
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gint size,
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const gfloat *matrix);
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CLUTTER_AVAILABLE_IN_1_0
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const gfloat * clutter_value_get_shader_float (const GValue *value,
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gsize *length);
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CLUTTER_AVAILABLE_IN_1_0
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const gint * clutter_value_get_shader_int (const GValue *value,
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gsize *length);
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CLUTTER_AVAILABLE_IN_1_0
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const gfloat * clutter_value_get_shader_matrix (const GValue *value,
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gsize *length);
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G_END_DECLS
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#endif /* __CLUTTER_SHADER_TYPES_H__ */
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