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140 lines
2.9 KiB
C++
140 lines
2.9 KiB
C++
//
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// FBXReader.h
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// interface
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//
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// Created by Andrzej Kapolka on 9/18/13.
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// Copyright (c) 2013 High Fidelity, Inc. All rights reserved.
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//
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#ifndef __interface__FBXReader__
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#define __interface__FBXReader__
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#include <QUrl>
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#include <QVarLengthArray>
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#include <QVariant>
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#include <QVector>
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#include <glm/glm.hpp>
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#include <glm/gtc/quaternion.hpp>
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class FBXNode;
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typedef QList<FBXNode> FBXNodeList;
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/// A node within an FBX document.
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class FBXNode {
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public:
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QByteArray name;
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QVariantList properties;
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FBXNodeList children;
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};
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/// A single blendshape extracted from an FBX document.
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class FBXBlendshape {
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public:
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QVector<int> indices;
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QVector<glm::vec3> vertices;
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QVector<glm::vec3> normals;
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};
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/// A single joint (transformation node) extracted from an FBX document.
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class FBXJoint {
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public:
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int parentIndex;
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glm::mat4 preTransform;
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glm::quat preRotation;
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glm::quat rotation;
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glm::quat postRotation;
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glm::mat4 postTransform;
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glm::mat4 transform;
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glm::quat inverseBindRotation;
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};
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/// A single binding to a joint in an FBX document.
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class FBXCluster {
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public:
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int jointIndex;
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glm::mat4 inverseBindMatrix;
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};
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/// A single part of a mesh (with the same material).
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class FBXMeshPart {
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public:
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QVector<int> quadIndices;
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QVector<int> triangleIndices;
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glm::vec3 diffuseColor;
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glm::vec3 specularColor;
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float shininess;
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QByteArray diffuseFilename;
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QByteArray normalFilename;
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};
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/// A single mesh (with optional blendshapes) extracted from an FBX document.
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class FBXMesh {
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public:
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QVector<FBXMeshPart> parts;
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QVector<glm::vec3> vertices;
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QVector<glm::vec3> normals;
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QVector<glm::vec2> texCoords;
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QVector<glm::vec4> clusterIndices;
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QVector<glm::vec4> clusterWeights;
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QVector<FBXCluster> clusters;
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bool isEye;
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QVector<FBXBlendshape> blendshapes;
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float springiness;
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QVector<QPair<int, int> > springEdges;
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QVector<QVarLengthArray<QPair<int, int>, 4> > vertexConnections;
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};
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/// An attachment to an FBX document.
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class FBXAttachment {
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public:
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int jointIndex;
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QUrl url;
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glm::vec3 translation;
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glm::quat rotation;
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glm::vec3 scale;
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};
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/// A set of meshes extracted from an FBX document.
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class FBXGeometry {
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public:
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QVector<FBXJoint> joints;
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QHash<QString, int> jointIndices;
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QVector<FBXMesh> meshes;
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glm::mat4 offset;
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int leftEyeJointIndex;
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int rightEyeJointIndex;
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int neckJointIndex;
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int rootJointIndex;
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int leanJointIndex;
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int headJointIndex;
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glm::vec3 neckPivot;
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QVector<FBXAttachment> attachments;
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};
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/// Reads FBX geometry from the supplied model and mapping data.
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/// \exception QString if an error occurs in parsing
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FBXGeometry readFBX(const QByteArray& model, const QByteArray& mapping);
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#endif /* defined(__interface__FBXReader__) */
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