37 search results - page 1 / 8 » Performance Comparison of Techniques for Approximating Image... |
SCIA
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. Image-Based Lighting (IBL) has become a very popular approach in computer graphics. In essence IBL is based on capturing the illumination conditions in a scene in an omni...
IWEC
2007
13 years 6 months ago
2007
We present an interactive image-based technique to relight real scene with physical light sources acquisition. Firstly, basis images of the real scene are acquired from a fixed vi...
PG
2003
IEEE
13 years 10 months ago
2003
IEEE
Interactive visualization of complex, real-world light sources has so far not been feasible. In this paper, we present an hardware accelerated direct lighting algorithm based on a...
SIBGRAPI
2006
IEEE
13 years 11 months ago
2006
IEEE
This paper presents a novel image-based approach to render plausible soft shadows for complex dynamic scenes with rectangular light sources. The algorithm's performance is mo...
CGF
2008
13 years 5 months ago
2008
In this paper we present a practical, simple and robust method to acquire the spatially-varying illumination of a real-world scene. The basic idea of the proposed method is to acq...