Part 10: Pointing Positioning  and Animation Techniques

Part 10: Pointing Positioning and Animation Techniques

Pointing and Positioning Techniques Pointing technique refers to look at the items already on the screen whereas the positioning technique refers to position the item on the screen to a new position, i.e., the old current position. The user indicates a position on the...

Part 8: 2D Viewing with types in Computer Graphics

Part 8: 2D Viewing with types in Computer Graphics

Computer Graphics Window: The method of selecting and enlarging a portion of a drawing is called windowing. The area chosen for this display is called a window. The window is selected by world-coordinate. Sometimes we are interested in some portion of the object and...

Part 4: Bresenham’s and Midpoint Circle Algorithm

Part 4: Bresenham’s and Midpoint Circle Algorithm

Bresenham's Circle Algorithm: Scan-Converting a circle using Bresenham's algorithm works as follows: Points are generated from 90° to 45°, moves will be made only in the +x & -y directions as shown in fig: The best approximation of the true circle will be...

Part 2: Scan Conversion on Line Generation Algorithm.

Part 2: Scan Conversion on Line Generation Algorithm.

Scan Conversion on Line Generation Algorithm Scan Conversion defer  is a process of representing graphics objects a collection of pixels that is 1(on set) or 0 (offset). In general, a line consist of connecting two points. It is a basic  in computer graphics. In order...

Part 1:  Introduction to  Computer Graphics

Part 1: Introduction to Computer Graphics

Introduction of Computer Graphics Generally, it is difficult to display an image of any size on the computer screen. This method is simplified by using Computer graphics. Graphics on the computer are produced by using various algorithms and techniques. This tutorial...

Chapter 4 Relational Algebra

Chapter 4 Relational Algebra

Relational Algebra The part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formula and equations. Ex: (x + y) · z = (x · z) + (y · z). The main application of relational algebra is providing a theoretical...

Chapter 3 Components of the Database System Environment

Chapter 3 Components of the Database System Environment

Components of the Database System Environment There are five major components in the database system environment and their interrelationships are. Hardware Software Data Users Procedures Hardware:  The hardware is the actual computer system used for keeping and...

Database basic overview

Database basic overview

What is DBMS? A Database Management System (DBMS) is a collection of interrelated data and a set of programs to access those data. Database management systems (DBMS) are computer software applications that interact with the user, other applications, and the database...

Laravel – Scopes (3 Easy Steps)

Laravel – Scopes (3 Easy Steps)

Scoping is one of the superpowers that eloquent grants to developers when querying a model. Scopes allow developers to add constraints to queries for a given model. In simple terms laravel scope is just a query, a query to make the code shorter and faster. We can...