By weighting method this paper discussed the quantity of single colortriangle, and proved it simply, while the entity of board-value map is also introduced.
通过赋权的方法讨论了单色三角形数量的范围，给出一种较简单的证明，介绍了板植图的存在性。
2
In flat-shading mode, you use the color of a triangle's third vertex across the whole triangle.