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97 lines
3.5 KiB
C
97 lines
3.5 KiB
C
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/*
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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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#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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#ifndef __CLUTTER_SHADER_TYPES_H__
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#define __CLUTTER_SHADER_TYPES_H__
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#include <glib-object.h>
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#include <cogl/cogl.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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GType clutter_shader_float_get_type (void) G_GNUC_CONST;
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GType clutter_shader_int_get_type (void) G_GNUC_CONST;
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GType clutter_shader_matrix_get_type (void) G_GNUC_CONST;
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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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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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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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G_CONST_RETURN gfloat * clutter_value_get_shader_float (const GValue *value,
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gsize *length);
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G_CONST_RETURN COGLint *clutter_value_get_shader_int (const GValue *value,
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gsize *length);
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G_CONST_RETURN GLfloat *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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