Advanced Methods in Computer Graphics: With examples in by Ramakrishnan Mukundan PDF

By Ramakrishnan Mukundan

ISBN-10: 1447123395

ISBN-13: 9781447123392

This ebook brings jointly numerous complicated themes in special effects which are vital within the components of video game improvement, three-d animation and real-time rendering. The e-book is designed for final-year undergraduate or first-year graduate scholars, who're already conversant in the fundamental options in special effects and programming. It goals to supply an outstanding origin of complex equipment corresponding to skeletal animation, quaternions, mesh processing and collision detection. those and different equipment lined within the booklet are basic to the improvement of algorithms utilized in advertisement functions in addition to learn.

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Additional info for Advanced Methods in Computer Graphics: With examples in OpenGL

Example text

Support for scene graphs including sophisticated high-level functionalities can be found in graphics APIs. Java-3D provides powerful classes for constructing the nodes of a scene graph that can be used for rendering scenes. Many examples of applications in Java can be found in Davison (2005). The M3G API of Java Micro Edition also contains a versatile collection of methods useful for retained-mode rendering based on scene graphs. These methods incorporate high-level functions for generating key-frame animations on mobile devices.

Together, these attributes define the composite transformation for the group node in the form T(v) Rz ( z ) Ry ( y )Rx ( x ), where v is the translation vector, and s denote Euler angles. The function render() is called on the root node to render the scene. 2 Object Node The class definition for an object node must cater to the requirements of defining and storing three-dimensional object models. 2 gives the declarations of important attributes and functions of the class. To simplify the implementation, we use only the built-in objects provided by the GL Utility Toolkit (GLUT) of the OpenGL API.

48) The barycentric coordinates given in Eq. 48 are unique for every point on the plane of the triangle. They can be directly used to get the interpolated value of any quantity defined at the vertices of the triangle. 8 Barycentric Coordinates 23 R= l1S1+l2S2+l3S3 P3 S3 R Q = (l1, l2, l3) S2 P1 P2 S1 Fig. 12 A one-to-one mapping of points from one triangle to another can be obtained using barycentric coordinates Using barycentric coordinates we can establish a one-to-one mapping of points from within one triangle to another.

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Advanced Methods in Computer Graphics: With examples in OpenGL by Ramakrishnan Mukundan

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