This is a Geometrical library for Go Language.
Which includes multiple Geometrical calculations like Circle, Lines etc in different forms.

go get -u github.com/MindorksOpenSource/gogeom

import geometry "github.com/MindorksOpenSource/gogeom"

func main() {
    // (x-a)^2 + (y-b)^2 = r^2 and (x-c)^2 + (y-d)^2 = s^2  are circle equation
    // r, s are radius of two circles
r := shape.RadiusFormCircle{
        // a, b , r , c, d, s
        2, 3, 4, 5, 6, 7,
	}
}

import `shape "github.com/MindorksOpenSource/gogeom"

func main() {
// x2 + y2 + Ax + By+ C = 0 and  x2 + y2 + Dx + Ey + F = 0 are circle equation
g := shape.GeneralFormOfCircle{
        // a, b , r , c, d, s
        2, 3, 4, 5, 6, 7,
	}
}

// initialise one line 
l := shape.GeneralLine{
        // a, b, c
        2, 3, 4,
	}
}

---- or if you have to initialise multiple line ----
l := shape.GeneralLines{
        // a, b, c, d, e, f
        2, 3, 4, 5, 6, 7,
	}
}
---- or if you have two point line ----
l := shape.GeneralLines{
        // a, b, c, d, e, f
        2, 3, 4, 5, 
	}
}

x^2/a^2 + y^2/b^2 = 1,
(center at   x = 0   y = 0)

e := shape.Ellipse {
        // a, b
        1,2
}

  y^2 = 4ax
  or 
  x^2 = 4ay
  or 
  (y - k)^2 = 4a(x - h)
  where, (h,k) are vertex
  or
  (x - h)^2 = 4a(y - k)
  where, (h,k) are vertex

p := shape.Parabola {
        1,
        true // where this boolean value indicates if the parabola is on Y-Axis or not.
}
---- or ----

p :=shape.Parabola {
        1,
        true // where this boolean value indicates if the parabola is on Y-Axis or not.
}

//Right Triangle
rt := shape.RightTriangleSides {
	//base, height, hypotenuse
	4, 3, 5,
}

//Isosceles Triangle
it := shape.IsoscelesTriangleSides {
	//base, slants
	6,8,
}

//Equilateral Triangle
et := shape.EquilateralTriangleSides {
	//side
	6,
}

//Scalene Triangle
st := shape.ScaleneTriangleSides {
	//side1, side2, side3
	3,4,5,
}

//when Square sides are known
sqs := shape.SquareSides {
	//side
	4,
}

//when Square diagonals are known
sqd := shape.SquareDiagonals {
	//diagonal
	9,
}

//rectangle
rct := shape.RectangleSides {
	//length, breadth
	6,10,
}

//parallelogram
plg := shape.ParallelogramSides {
	//base, slant, height
	10,6,4.5,
}

//trapezium sides with height
tph := shape.TrapeziumSidesWithHeight {
	//base, top, height
	10,5,4.6,
}

//trapezium sides with slants
tps := shape.TrapeziumSidesWithSlants {
	//base, top, slant1, slant2
	10,5,5.2,5.7,
}

//rhombus with diagonals are known
rmd := shape.RhombusDiagonals {
	//diagonal1, diagonal2
	10,8,
}

//rhombus with sides and height known
rms := shape.RhombusSides {
	//side, height
	8,7,
}

//scalene quadrilateral
scq := shape.ScaleneQuadrilateralSides {
	//side1, side2, side3, side4
	4,8,6,5,
}

//if polygon
n := shape.CountAndLengthAndApothemOfAgonSide {
	//side_count, side_length, side_apothem
	5,6,4.2,
}

//OR, if hexagon
n := shape.CountAndLengthAndApothemOfAgonSide {
	//side_count, side_length, side_apothem
	6,6,4.6,
}

   Copyright (C) 2018 MINDORKS NEXTGEN PRIVATE LIMITED

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.