SurfaceMesh.java

/*
 * Copyright 2017 Maxst, Inc. All Rights Reserved.
 */
package com.maxst.ar;

public class SurfaceMesh {

    private static final int MAX_VERTICES = 1000;
    private static final int MAX_INDICES = 20000;

    private long cMemPtr;
    private int vertexCount;
    private int indexCount;
    private static float [] vertexBuffer = null;
    private static short [] indexBuffer = null;

    SurfaceMesh() { }

    void updateSurfaceMesh() {
        this.cMemPtr = MaxstARJNI.TrackerManager_getSurfaceMesh();
        if (vertexBuffer == null) {
            vertexBuffer = new float[MAX_VERTICES * 3];
        }

        if (indexBuffer == null) {
            indexBuffer = new short[MAX_INDICES];
        }

        vertexCount = MaxstARJNI.SurfaceMesh_getVertexCount(cMemPtr);
        indexCount = MaxstARJNI.SurfaceMesh_getIndexCount(cMemPtr);
        MaxstARJNI.SurfaceMesh_getVertexBuffer(cMemPtr, vertexBuffer, vertexCount * 3);
        MaxstARJNI.SurfaceMesh_getIndexBuffer(cMemPtr, indexBuffer, indexCount);
    }

    public int getVertexCount() {
        return vertexCount;
    }

    public int getIndexCount() {
        return indexCount;
    }

    public float [] getVertexBuffer() {
        return vertexBuffer;
    }

    public short [] getIndexBuffer() {
        return indexBuffer;
    }
}