Terrain.java 文件源码

private Terrain(int vertexResolution) {
    this.transform = new Matrix4();
    this.attribs = MeshBuilder.createAttributes(VertexAttributes.Usage.Position | VertexAttributes.Usage.Normal
            | VertexAttributes.Usage.TextureCoordinates);
    this.posPos = attribs.getOffset(VertexAttributes.Usage.Position, -1);
    this.norPos = attribs.getOffset(VertexAttributes.Usage.Normal, -1);
    this.uvPos = attribs.getOffset(VertexAttributes.Usage.TextureCoordinates, -1);
    this.stride = attribs.vertexSize / 4;

    this.vertexResolution = vertexResolution;
    this.heightData = new float[vertexResolution * vertexResolution];

    this.terrainTexture = new TerrainTexture();
    this.terrainTexture.setTerrain(this);
    material = new Material();
    material.set(new TerrainTextureAttribute(TerrainTextureAttribute.ATTRIBUTE_SPLAT0, terrainTexture));
}