/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
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** This file is part of the Qt3D module of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL$
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** 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
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** 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
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import Qt3D 2.0
import Qt3D.Render 2.0

Material {
    id:root
    property color ambient:  Qt.rgba( 0.05, 0.05, 0.05, 1.0 )
    property color diffuse:  Qt.rgba( 0.7, 0.7, 0.7, 1.0 )
    property color specular: Qt.rgba( 0.95, 0.95, 0.95, 1.0 )
    property real shininess: 150.0

    parameters: [
        Parameter { name: "ka";   value: Qt.vector3d(root.ambient.r, root.ambient.g, root.ambient.b) },
        Parameter { name: "kd";   value: Qt.vector3d(root.diffuse.r, root.diffuse.g, root.diffuse.b) },
        Parameter { name: "ks";  value: Qt.vector3d(root.specular.r, root.specular.g, root.specular.b) },
        Parameter { name: "shininess"; value: root.shininess },
        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) }
    ]

    ShaderProgram {
        id: gl3PhongShader
        vertexShaderCode: loadSource("qrc:/shaders/gl3/phong.vert")
        fragmentShaderCode: loadSource("qrc:/shaders/gl3/phong.frag")
    }

    ShaderProgram {
        id: gl2es2PhongShader
        vertexShaderCode: loadSource("qrc:/shaders/es2/phong.vert")
        fragmentShaderCode: loadSource("qrc:/shaders/es2/phong.frag")
    }

    effect: Effect {
        techniques: [
            // GL 3 Technique
            Technique {
                openGLFilter {
                    api: OpenGLFilter.Desktop
                    profile: OpenGLFilter.Core
                    majorVersion: 3
                    minorVersion: 1
                }
                renderPasses: RenderPass {
                    shaderProgram: gl3PhongShader
                }
            },

            // GL 2 Technique
            Technique {
                openGLFilter {
                    api: OpenGLFilter.Desktop
                    profile: OpenGLFilter.None
                    majorVersion: 2
                    minorVersion: 0
                }
                renderPasses: RenderPass {
                    shaderProgram: gl2es2PhongShader
                }
            },

            // ES 2 Technique
            Technique {
                openGLFilter {
                    api: OpenGLFilter.ES
                    profile: OpenGLFilter.None
                    majorVersion: 2
                    minorVersion: 0
                }
                renderPasses: RenderPass {
                    shaderProgram: gl2es2PhongShader
                }
            }
        ]
    }
}