clip-planes-qml examples

Demonstrates use of:
-StencilOp / StencilTest
-StateSet and nested StateSet
-ClipPlane
-Multiple render passes with different shaders
-Use of layers

Change-Id: I2d3f87e99e1fdbf9ed22e81838d6cc1744b6b8c1
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

1 files changed, 79 insertions, 0 deletions

diff --git a/examples/qt3d/clip-planes-qml/CappingMaterialEffect.qml b/examples/qt3d/clip-planes-qml/CappingMaterialEffect.qml
new file mode 100644
index 000000000..9becbc217
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+++ b/examples/qt3d/clip-planes-qml/CappingMaterialEffect.qml
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+/****************************************************************************
+**
+** Copyright (C) 2015 Paul Lemire
+** 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.Renderer 2.0
+
+Effect {
+
+    property ShaderData sectionsData;
+
+    parameters: [
+        Parameter { name: "ka"; value: "black" },
+        Parameter { name: "kd"; value: "blue" },
+        Parameter { name: "ks"; value: "white" },
+        Parameter { name: "shininess"; value: 100 },
+        Parameter { name: "lightPosition"; value: Qt.vector4d(1.0, 1.0, 0.0, 1.0) },
+        Parameter { name: "lightIntensity"; value: Qt.vector3d(1.0, 1.0, 1.0) },
+        Parameter { name: "sectionsData"; value: sectionsData }
+    ]
+
+    techniques: [
+        Technique {
+
+            openGLFilter {
+                api: OpenGLFilter.Desktop
+                profile: OpenGLFilter.None
+                majorVersion: 3
+                minorVersion: 2
+            }
+
+            renderPasses: [
+                // Capping pass: generate planes given clipping plane equations
+                // to be rendered with the phong material
+                RenderPass {
+                    annotations: Annotation { name: "pass"; value: "capping" }
+                    shaderProgram: ShaderProgram {
+                        vertexShaderCode: loadSource("qrc:/capping.vert")
+                        geometryShaderCode: loadSource("qrc:/capping.geom")
+                        fragmentShaderCode: loadSource("qrc:/capping.frag")
+                    }
+                }
+            ]
+        }
+    ]
+}
+