Technical Notes: Computer Graphics

Showing posts with label Computer Graphics. Show all posts

Friday, November 11, 2022

transparency and shadows.

Rahul Saini November 11, 2022 0

A transparent surface produces both reflected and transmitted light. 2. The relative contribution of the transmitted light depends on the de...

Colour Consideration

Rahul Saini November 11, 2022 0

The RGB color model is one of the most widely used color representation method in computer graphics. It use a color coordinate system with t...

Computer Graphics Unit-5

Intensity Attenuation

Rahul Saini November 11, 2022 0

1. Intensity attenuation refers to any reduction in the strength of a signal. 2. It is relatively compared with the attenuation of peak grou...

Computer Graphics Unit-5

Warn model

Rahul Saini November 11, 2022 0

1. The Warn model provides a method for simulating studio lighting effectsby controlling light intensity in different directions. 2. Light s...

Computer Graphics Unit-5

Rendering Method

Rahul Saini November 11, 2022 0

Q: Explain rendering methods in detail. Write its advantage and disadvantage. Advantage of illumination method :- Fast Acceptable results Ha...

Computer Graphics Unit-5

Phong Model

Rahul Saini November 11, 2022 0

A more accurate method for rendering a polygon surface is to interpolate the normal vector and then apply the illumination model to each sur...

Computer Graphics Unit-5

Specular Reflection

Rahul Saini November 11, 2022 0

Specular reflection is a type of surface reflectance often described as a mirror-like reflection of light from the surface. In specular refl...

Computer Graphics Unit-5

illumination model

Rahul Saini November 11, 2022 0

Illumination Models • Motivation: In order to produce realistic images, we must simulate the appearance of surfaces under various lighting...

Computer Graphics Unit-5

Area Subdivision Algorithm

Rahul Saini November 11, 2022 0

It was invented by John Warnock and also called a Warnock Algorithm. It is based on a divide & conquer method. It uses fundamental of ar...

Computer Graphics Unit-5

Scan Line Algorithm

Rahul Saini November 11, 2022 0

It is an image space algorithm. It processes one line at a time rather than one pixel at a time. It uses the concept area of coherence. This...

Computer Graphics Unit-5

Hidden Surface Removal

Rahul Saini November 11, 2022 0

One of the most challenging problems in computer graphics is the removal of hidden parts from images of solid objects. In real life, the opa...

Computer Graphics Unit-5

A-Buffer Method

Rahul Saini November 11, 2022 0

A-Buffer method in computer graphics is a general hidden face detection mechanism suited to medium scale virtual memory computers. This meth...

Computer Graphics Unit-5

Z-Buffer or Depth-Buffer method

Rahul Saini November 11, 2022 0

It is also called a Depth Buffer Algorithm . Depth buffer algorithm is simplest image space algorithm. For each pixel on the display screen...

Computer Graphics Unit-5

Back-Face Detection

Rahul Saini November 11, 2022 0

It is used to plot only surfaces which will face the camera. The objects on the back side are not visible. This method will remove 50% of po...

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