jogl interview questions

Top Frequently Asked JOGL Interview Questions

What is JOGL ?

It is Java binding OpenGL.Its an open source wrapper library using it we can use OpenGL in java application.

What is OpenGL ?

It is open graphics library that is used to create 2D and 3D graphics.

Mention few features of OpenGL ?

  • It is used to create 2D and 3D graphics.
  • To achieve high speed it interacts with GPU.
  • It can work in multiple platform.
  • OpenGL design is efficient, effective.
  • It has binding with several language.

What is the GLEventListener Interface ?

By implementing this interface ,programmer can use JOGL graphical API.This interface is a part of javax.media.opengl package.Methods of GLEventListener require object of GLAutoDrawable interface

What is the GLAutoDrawable Interface ?

It provides event based GLEventListener for performing OpenGL rendering.

What is difference between GLCanvas and GLJPanel ?

  • GLCanvas is a heavy-weight component while other is light-weight component
  • GLCanvas is not compatible with swing while other is.

What is the role of GLProfile Class ?

GLProfile specifies to JVM that which version of openGL will be used in program.

What is the significance of Java Native Interface (JNI) ?

There are some program written specific to hardware or operation system.Their library is also written in other language not in java , so to access their library or flow, java provides one interface Java Native Interface (JNI) by which we can access openGl function.

What is model ?

It is an objects constructed from basic graphics primitives such as points, lines.

What is Projection matrix ?

Linear transformation of an object on the 2D surface.

What is Projection ?

Its a way of mapping the coordinates of an object to a 2D plane.

What is the use of Animator class ?

It is used to rotate an object at the rate of frame per second.

What is the use of glTranslatef ?

It moves the origin of the coordinate to the point specified in glTranslatef.This method belongs to the GLMatrixFunc interface which is in javax.media.opengl.fixedfunc package.

What is the use of glScalef method ?

By this we can scale an object.It accepts three floating parameter that scale object along x, y, z axis.This is a part of GLMatrixFunc interface.




Visit Others Links

Interview Questions Top Elasticsearch Interview Question
Top Kubernetes Interview Question
Top HTTP Interview Question
Top PouchDB Interview Question
Top Pivotal Cloud Foundry (pcf) Interview Question
Top Apache Camel Interview Question
Top Docker Interview Question
Top Gradle Interview Question
Top Generics Interview Questions In Java
Java 9 Interview Questions
Top Maven Interview Question
Top RabbitMQ Interview Question
Top Spring Batch Interview Question
Top Spring Boot Interview Question
Top Tika Interview Question
Top Kotlin Interview Question
Top OpenShift Interview Question
Top Polymer Interview Question
Top WebGL Interview Question
Top Continuous Integration Interview Question
Top Spring Cloud Interview Question
Top JOGL Interview Question
Top JFreeChart Interview Question
Java MultiThreading Interview Question
Top Spring ROO Interview Question
Top Seaborn Interview Question
Top TestRail Interview Question
Top LolCode Interview Question
Top Spring Transaction Management Interview Question
Top DynamoDB Interview Question
Top PySpark Interview Question
Top SaltStack Interview Question
Top Spring AOP Interview Question
© 2019 PreparationForInterview.com