Sculpting and painting use brushes to paint directly on meshes. There are several modes that use this.
雕刻: 修改网格拓扑.
Vertex Paint: Change the color of vertices in the active vertex color layer.
权重绘制: 修改活动顶点组的顶点权重。
纹理绘制: 修改活动图片纹理的像素。