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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: http://www.qt-project.org/
**
** This file is part of the QtQuick3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 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 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
attribute highp vec4 vertex;
attribute highp vec4 texCoords;
uniform highp mat4 matrix;
uniform highp mat4 qt_ProjectionMatrix;
uniform highp mat4 qt_ModelViewMatrix;
uniform highp mat4 cameraCombinedMatrix;
uniform highp mat4 lightCombinedMatrix;
uniform highp mat4 cameraModelViewMatrix;
uniform highp mat4 inverseCameraModelViewMatrix;
uniform highp mat4 lightModelViewMatrix;
uniform highp mat4 cameraProjectionMatrix;
uniform highp mat4 lightProjectionMatrix;
varying highp vec4 qt_TexCoord0;
varying highp vec4 onScreenPosition;
varying highp vec4 lightScreenPosition;
varying highp vec4 worldSpaceVertex;
varying float lightDepth;
varying float actualDepth;
void main(void)
{
qt_TexCoord0 = texCoords;
// onScreenPosition = matrix * vertex;
//onScreenPosition = cameraCombinedMatrix * vertex; // works
onScreenPosition = qt_ProjectionMatrix *
qt_ModelViewMatrix
* vertex;
highp vec4 worldPosition = inverseCameraModelViewMatrix *
qt_ModelViewMatrix * vertex;
// lightScreenPosition = lightCombinedMatrix * vertex;
// lightScreenPosition = lightCombinedMatrix * worldPosition;
lightScreenPosition = lightProjectionMatrix * lightModelViewMatrix * vertex;
lightDepth = lightScreenPosition.z;
actualDepth = onScreenPosition.z;
worldSpaceVertex = vertex;
// gl_Position = qt_ProjectionMatrix * worldPosition;
//gl_Position = onScreenPosition;
gl_Position = onScreenPosition;
// gl_Position = lightScreenPosition;
};
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