Function area

area(a: vec2.Vec2, b: vec2.Vec2, c: vec2.Vec2): number
Returns the (non-negative) area of the triangle (a, b, c).
Parameters
- a: vec2.Vec2
  the first vertex of the triangle.
- b: vec2.Vec2
  the second vertex of the triangle.
- c: vec2.Vec2
  the third vertex of the triangle.
Returns number
the absolute area.
- Defined in shapes/triangle2.ts:26