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+/****************************************************************************
+**
+** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt3D module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#version 150 core
+
+in vec3 vertexPosition;
+in vec3 vertexNormal;
+
+out vec4 positionInLightSpace;
+out vec3 position;
+out vec3 normal;
+
+uniform mat4 lightViewProjection;
+uniform mat4 modelMatrix;
+uniform mat4 modelView;
+uniform mat3 modelViewNormal;
+uniform mat4 mvp;
+
+void main()
+{
+ // positionInLightSpace = lightViewProjection * modelMatrix * vec4(vertexPosition, 1.0);
+ const mat4 shadowMatrix = mat4(0.5, 0.0, 0.0, 0.0,
+ 0.0, 0.5, 0.0, 0.0,
+ 0.0, 0.0, 0.5, 0.0,
+ 0.5, 0.5, 0.5, 1.0);
+
+ positionInLightSpace = shadowMatrix * lightViewProjection * modelMatrix * vec4(vertexPosition, 1.0);
+
+ normal = normalize(modelViewNormal * vertexNormal);
+ position = vec3(modelView * vec4(vertexPosition, 1.0));
+
+ gl_Position = mvp * vec4(vertexPosition, 1.0);
+}