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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.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import Qt3D 2.0
+import Qt3D.Render 2.0
+
+TechniqueFilter {
+ id: root
+
+ objectName : "techniqueFilter"
+
+ // Expose the viewport rect and camera. This allows users of this
+ // forward rendering framegraph to decide which camera in the
+ // scene renders to a given viewport region.
+ //
+ // Using this as a building block for a larger framegraph would
+ // allow a scene to be rendered multiple times to different
+ // viewports using different cameras for e.g.
+ property alias mainCameraViewport: mainCamera.camera
+ property alias detailCameraViewport: detailCamera.camera
+ property alias layerFilters: layerFilter.layers
+ property alias clearColor: viewport.clearColor
+
+ requires : [
+ Annotation { name: "RenderingStyle"; value: "forward";},
+ Annotation { name: "Enabled"; value: true;}
+ ]
+
+ ClearBuffer {
+ buffers: ClearBuffer.ColorDepthBuffer
+
+ // Main Viewport
+ Viewport {
+ id: viewport
+ rect: Qt.rect(0.0, 0, 1.0, 1.0)
+
+ CameraSelector {
+ id : mainCamera
+
+ LayerFilter {
+ id: layerFilter
+ RenderPassFilter { includes: [
+ Annotation {name : "Name"; value : "Texture"}
+ ] }
+ }
+ }
+ }
+ }
+
+ Viewport {
+ id : detailViewport
+ rect: Qt.rect(0.75, 0.0, 0.25, 0.25)
+
+ CameraSelector {
+ id: detailCamera
+ RenderPassFilter { includes : [Annotation {name : "Name"; value : "ColorMaterial";}] }
+ }
+ }
+}