Depth Buffer Method / Z-Buffer Method Depth Buffer Method is the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science & Technological field. Algorithm for Depth Buffer Method 1) Initialize the depth buffer and refresh buffer so that for all buffer positions(x, y), 𝑑𝑒𝑝𝑡ℎ(𝑥, 𝑦) = 0, 𝑟𝑒𝑓𝑟𝑒𝑠ℎ(𝑥, 𝑦) […]

# Computer Graphics

## Classification of Visible-Surface Detection Algorithms | Freestudy9

Classification of Visible-Surface Detection Algorithms Visible-Surface Detection Algorithms is the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science & Technological field. The Visible-Surface Detection Algorithms is broadly divided into two parts Object-Space methods Image-Space methods Object space method compares objects and parts of objects to each other within […]

## View Volumes and General Projection Transformations

View Volumes and General Projection Transformations General Projection Transformations is the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science. Fig. View volume of parallel and perspective projection. Based on view window we can generate the different image of the same scene. A volume which appears on […]

## Types of Projection – Perspective Projection | Freestudy9

Projections: Perspective Projection Perspective Projection is the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science & Technological field. Once world-coordinate descriptions of the objects in a scene converted to viewing coordinates, we can project the three-dimensional objects onto the two-dimensional view plane. The process of converting three-dimensional coordinates […]

## Types of Projection – Parallel Projection and Perspective Projection

Projections Projections are the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science & Technological field. Once world-coordinate descriptions of the objects in a scene are converted to viewing coordinates, we can project the three-dimensional objects onto the two-dimensional view plane. The process of converting three-dimensional coordinates into […]

## Viewing Co-ordinates and Viewing Pipeline Concepts with Examples

Viewing Pipelines Viewing Pipelines is the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science & Technological field. Fig. General 3D viewing pipeline. Steps involved in a 3D pipeline are similar to the process of taking a photograph. As shown in the figure that initially we have modeling […]

## Step for General 3D Rotations – Computer Graphics

General 3D Rotations General 3D Rotations is the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science & Technological field. When an object is to be rotated about an axis that is not parallel to one of the coordinate axes, we need rotations to align the axis with […]

## Coordinate Axes Rotations – Computer Graphics

Rotation Rotations are the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science & Technological field. For 3D rotation, we need to pick an axis to rotate about. The most common choices are the X-axis, the Y-axis, and the Z-axis Coordinate-Axes Rotation Z-Axis Rotation Two dimension rotation equations […]

## Knot Vectors – Uniform, Open Uniform and Non-Uniform

Classification of Knot Vectors Knot Vectors is the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science & Technological field. Uniform Periodic B-Spline When the spacing between knot values is constant, the resulting curve is called a uniform B-Spline. For example {0.0,0.1,0.2,… ,1.0} or {0,1,2,3,4,5,6,7} Uniform B-Spline have […]

## B-Spline Curves and Surfaces – Computer Graphics

B-Spline Curves and Surfaces B-Spline Curves is the important topic of the Computer Graphics. Moreover, It is the Important subject of the Computer Science & Technological field. B-Spline is most widely used approximation spline. It has two advantage over Bezier spline The degree of a B-Spline polynomial can be set independently of the number of […]