O'Reilly logo

GPU Gems 2: Programming Techniques for High-Performance Graphics and General-Purpose Computation by Randima Fernando, Matt Pharr

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 1. Toward Photorealism in Virtual Botany

David WhatleySimutronics Corporation

Rendering natural scenes in real time, while leaving enough CPU and GPU resources for other game-engine requirements, is a difficult proposition. Images of botany require a great deal of visual depth and detail to be convincing. This chapter describes strategies for rendering more photorealistic natural scenes in a manner that is friendly to real-time game engines. The methods presented here work together to create a convincing illusion of grassy fields teeming with plants and trees, while not overwhelming either the CPU or the GPU. These techniques are used in Simutronics’ Hero’s Journey, as shown in Figure 1-1.

Figure 1-1. Babbling Brook: A Nature Scene from ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required