public void AddTriangle(DestroyableVector2Operator a, DestroyableVector2Operator b, DestroyableVector2Operator c) { if (a.Y != b.Y || a.Y != c.Y) { //var z = (a.V + b.V + c.V) / 3.0f; //var z1 = Vector3.MoveTowards(a.V, z, 1.0f); //var z2 = Vector3.MoveTowards(b.V, z, 1.0f); //var z3 = Vector3.MoveTowards(c.V, z, 1.0f); //Debug.DrawLine(z1, z2, Color.red, 10.0f); //Debug.DrawLine(z2, z3, Color.red, 10.0f); //Debug.DrawLine(z3, z1, Color.red, 10.0f); if (b.Y > a.Y) { DestroyableHelper.Swap(ref a, ref b); } if (c.Y > a.Y) { DestroyableHelper.Swap(ref c, ref a); } if (c.Y > b.Y) { DestroyableHelper.Swap(ref b, ref c); } var fth = a.Y - c.Y; var tth = a.Y - b.Y; var bth = b.Y - c.Y; var inx = c.X + (a.X - c.X) * DestroyableHelper.Divide(bth, fth); var d = new DestroyableVector2Operator((int)inx, b.Y); var abs = DestroyableHelper.Divide(a.X - b.X, tth); var ads = DestroyableHelper.Divide(a.X - d.X, tth); AddTriangle(b.X, d.X, abs, ads, b.Y, 1, tth); var cbs = DestroyableHelper.Divide(c.X - b.X, bth); var cds = DestroyableHelper.Divide(c.X - d.X, bth); AddTriangle(b.X, d.X, cbs, cds, b.Y, -1, bth); } }
public void AddTriangle(float l, float r, float ls, float rs, int y, int s, int c) { if (l > r) { DestroyableHelper.Swap(ref l, ref r); DestroyableHelper.Swap(ref ls, ref rs); } for (var i = 0; i < c; i++) { var il = Mathf.FloorToInt(l); var ir = Mathf.CeilToInt(r); for (var x = il; x < ir; x++) { AddPixel(x, y); } y += s; l += ls; r += rs; } }