Method init

src/collision/TriangleMesh.cpp:42–67

Initialize the mesh using a TriangleVertexArray

// Initialize the mesh using a TriangleVertexArray
bool TriangleMesh::init(const TriangleVertexArray& triangleVertexArray, std::vector<Message>& messages) {

    bool isValid = true;

    // Reserve memory for the vertices, faces and edges
    mVertices.reserve(triangleVertexArray.getNbVertices());
    mTriangles.reserve(triangleVertexArray.getNbTriangles() * 3);
    mVerticesNormals.reserve(triangleVertexArray.getNbVertices());

    computeEpsilon(triangleVertexArray);

    // Create the half-edge structure of the mesh
    isValid &= copyData(triangleVertexArray, messages);

    // If the normals are not provided by the user
    if (!triangleVertexArray.getHasNormals() && isValid) {

        // Compute the normals
        computeVerticesNormals();
    }

    // Insert all the triangles into the dynamic AABB tree
    initBVHTree();

    return isValid;
}

// Compute the epsilon value for this mesh
void TriangleMesh::computeEpsilon(const TriangleVertexArray& triangleVertexArray) {