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PHP Web Technologies Image-Processing

PHP ImagickDraw circle() Function

The ImagickDraw::circle() function is an inbuilt function in Imagick library of PHP which is used to draw a circle. Syntax: bool ImagickDraw::circle( $ox, $oy, $px, $...
SQL SQL-PL/SQL SQL

Area and Perimeter of a circle in PL/SQL

Prerequisite – PL/SQL introduction In PL/SQL code groups of commands are arranged within a block. A block group related declarations or statements. In declare ...
C computer-graphics C

Bresenham’s circle drawing algorithm

It is not easy to display a continuous smooth arc on the computer screen as our computer screen is made of pixels organized in matrix form. So, to draw a circle on a ...
Geometric computer-graphics Geometric

Neighbors of a point on a circle using Bresenham’s algorithm

Given a center of a circle and its radius. our task is to find the neighbors of any point on the discrete circle. Examples: Input : Center = (0, 0), Radiu...
C circle computer-graphics

Draw circle in C graphics

The header file graphics.h contains circle() function which draws a circle with center at (x, y) and given radius. Syntax : circle(x, y, radius); where, (x, y) is c...
Algorithms computer-graphics Algorithms

Draw a circle without floating point arithmetic

Given a radius of a circle, draw the circle without using floating point arithmetic. Following program uses a simple concept. Let the radius of the circle be r. Consi...
Algorithms computer-graphics Algorithms

Mid-Point Circle Drawing Algorithm

We need to plot the perimeter points of a circle whose center co-ordinates and radius are given using the Mid-Point Circle Drawing Algorithm. We use the above algorit...
Articles

Draw a circle without floating point arithmetic

Given a radius of a circle, draw the circle without using floating point arithmetic. Following program uses a simple concept. Let the radius of the circle be r. Consi...
Geometric School Programming triangle

Program to calculate area of Circumcircle of an Equilateral Triangle

Given the length of sides of an equilateral triangle. We need to write a program to find the area of Circumcircle of the given equilateral triangle. Examples: Input :...
Geometric Mathematical School Programming

Program to find area of a circle

Area of a circle can simply be evaluated using following formula. Area = pi * r2 where r is radius of circle Recommended: ...

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