GPU Pro 360 Guide to Rendering

Wolfgang Engel

• Verlag: A K Peters/CRC Press
• Jahr: 2018
• ISBN:
  9781351261500
• Auflage: 1
• Thema: Computer Science
• Thema: Computer Graphics

Wolfgang Engel's GPU Pro 360 Guide to Rendering gathers all the cutting-edge information from his previous seven GPU Pro volumes into a convenient single source anthology that covers real-time rendering. This volume is complete with 32 articles by leading programmers that focus on the ability of graphics processing units to process and generate rendering in exciting ways. GPU Pro 360 Guide to Rendering is comprised of ready-to-use ideas and efficient procedures that can help solve manyrendering programming challenges that may arise.

Key Features:

• Presents tipsand tricks on real-time rendering of special effects and visualization data on common consumer software platforms such as PCs, video consoles, and mobile devices

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• Covers specific challenges involved in creating games on various platforms

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• Explores the latest developments in the rapidly evolving field of real-time rendering

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• Takes a practical approach that helps graphics programmers solve their daily challenges

Contents

Introduction

Web Materials

1 Quadtree Displacement Mapping with Height Blending

Michal Drobot

1.1 Overview

1.2 Introduction

1.3 Overview of Ray-Tracing Algorithms

1.4 Quadtree Displacement Mapping

1.5 Self-Shadowing

1.6 Ambient Occlusion

1.7 Surface Blending

1.8 General Advice

1.9 Conclusion

Bibliography

2 NPR Effects Using the Geometry Shader

Pedro Hermosilla and Pere-Pau Vazquez

2.1 Introduction

2.2 Previous Work

2.3 Silhouette Rendering

2.4 Pencil Rendering

2.5 Acknowledgments

Bibliography

3 Alpha Blending as a Post-Process

Benjamin Hathaway

3.1 Introduction

3.2 The Alternatives

3.3 The Source Artwork

3.4 Initial Attempts

3.5 The Screen-Space Alpha Mask

3.6 Alpha Reference Issues

3.7 Rendering Pipeline Integration

3.8 Conclusion

3.9 Demo

3.10 Acknowledgments

3.11 Source Code

Bibliography

4 Virtual Texture Mapping 101

Matth¨aus G. Chajdas, Christian Eisenacher, Marc Stamminger and Sylvain Lefebvre

4.1 Introduction

4.3 Implementation Details

4.4 Conclusion

4.5 Shader Code

4.6 Acknowledgments

Bibliography

5 Pre-Integrated Skin Shading

Eric Penner and George Borshukov

5.1 Introduction

5.2 Background and Previous Work

5.3 Pre-Integrating the Effects of Scattering

5.4 Scattering and Diffuse Light

5.5 Scattering and Normal Maps

5.6 Shadow Scattering

5.7 Conclusion and Future Work

5.8 Appendix A: Lookup Textures

5.9 Appendix B: Simplified Skin Shader

Bibliography

6 Implementing Fur Using Deferred Shading

Donald Revie

6.1 Deferred Rendering

6.2 Fur

6.3 Techniques

6.4 Fur Implementation Details

6.5 Conclusion

6.6 Acknowledgments

Bibliography

7 Large-Scale Terrain Rendering for Outdoor Games

Ferenc Pint´er

7.1 Introduction

7.4 Content Creation and Editing

7.5 Runtime Shading

7.6 Performance

7.7 Possible Extensions

7.8 Acknowledgments

Bibliography

8 Practical Morphological Antialiasing

Jorge Jimenez, Belen Masia, Jose I. Echevarria, Fernando Navarro and Diego Gutierrez

8.1 Overview

8.2 Detecting Edges

8.3 Obtaining Blending Weights

8.4 Blending with the Four-Neighborhood

8.5 Results

8.6 Discussion

8.7 Conclusion

8.8 Acknowledgments

Bibliography

9 Volume Decals

Emil Persson

9.1 Introduction

9.2 Decals as Volumes

9.3 Conclusions

Bibliography

10 Practical Elliptical Texture Filtering on the GPU

Pavlos Mavridis and Georgios Papaioannou

10.1 Introduction

10.2 Elliptical Filtering

10.3 Elliptical Footprint Approximation

10.4 Results

10.5 Conclusions

10.6 Acknowledgments

Bibliography

11 An Approximation to the Chapman Grazing-Incidence Function for Atmospheric Scattering

Christian Schuler

11.1 Introduction

11.2 Atmospheric Scattering

11.3 The Chapman Function

11.4 Towards a Real-Time Approximation

11.5 Implementation

11.6 Putting the Chapman Function to Use

11.7 Conclusion

11.8 Appendix

Bibliography

12 Volumetric Real-Time Water and Foam Rendering

Daniel Scherzer, Florian Bagar and Oliver Mattausch

12.1 Introduction

12.2 Simulation

12.3 Rendering

12.4 Artist Control

12.5 Conclusion

Bibliography

13 Inexpensive Antialiasing of Simple Objects

Mikkel Gj0l and Mark Gj0l

13.1 Introduction

13.2 Antialiasing via Smoothed Lines

13.3 Rendering Lines

13.4 Discussion

13.5 Conclusion

13.6 Acknowledgments

Bibliography

14 Practical Planar Reflections Using Cubemaps and Image Proxies

Sebastien Lagarde and Antoine Zanuttini

14.1 Introduction

14.2 Generating Reflection Textures

14.3 Using Reflection Textures

14.4 Conclusion and Future Work

14.5 Acknowledgments

Bibliography

15 Real-Time Ptex and Vector Displacement

Karl Hillesland

15.1 Introduction

15.2 Packed Ptex

15.3 Runtime Implementation

15.4 Adding Displacement

15.5 Performance Costs

15.6 Memory Costs

15.7 Alternatives and Future Work

15.8 Conclusion

15.9 Acknowledgments

Bibliography

16 Decoupled Deferred Shading on the GPU

Gabor Liktor and Carsten Dachsbacher

16.1 Introduction

16.2 Decoupled Sampling in a Rasterization Pipeline

16.3 Shading Reuse for Deferred Shading

16.4 Implementation

16.5 Results

16.6 Acknowledgments

Bibliography

17 Tiled Forward Shading

Markus Billeter, Ola Olsson and Ulf Assarsson

17.1 Introduction

17.2 Recap: Forward, Deferred, and Tiled Shading

17.3 Tiled Forward Shading: Why?

17.4 Basic Tiled Forward Shading

17.5 Supporting Transparency

17.6 Support for MSAA

17.7 Supporting Different Shaders

17.8 Conclusion and Further Improvements

Bibliography

18 Forward+: A Step Toward Film-Style Shading in Real Time

Takahiro Harada, Jay McKee and Jason C. Yang

18.1 Introduction

18.2 Forward+

18.3 Implementation and Optimization

18.4 Results

18.5 Forward+ in the AMD Leo Demo

18.6 Extensions

18.7 Conclusion

18.8 Acknowledgments

Bibliography

19 Progressive Screen-Space Multichannel Surface Voxelization

Athanasios Gaitatzes and Georgios Papaioannou

19.1 Introduction

19.1 Overview of Voxelization Method

19.3 Progressive Voxelization for Lighting

19.5 Performance and Evaluation

19.6 Limitations

19.7 Conclusion

19.8 Acknowledgments

Bibliography

20 Rasterized Voxel-Based Dynamic Global Illumination

Hawar Doghramachi

20.1 Introduction

20.2 Overview

20.3 Implementation

20.4 Handling Large Environments

20.5 Results

20.6 Conclusion

Bibliography

21 Per-Pixel Lists for Single Pass A-Buffer

Sylvain Lefebvre, Samuel Hornus and Anass Lasram

21.1 Introduction

21.2 Linked Lists with Pointers (Lin-alloc)

21.4 Post-sort and Pre-sort

21.5 Memory Management

21.6 Implementation

21.7 Experimental Comparisons

21.8 Conclusion

21.9 Acknowledgments

Bibliography

22 Reducing Texture Memory Usage by 2-Channel Color Encoding

Krzysztof Kluczek

22.1 Introduction

22.2 Texture Encoding Algorithm

22.3 Decoding Algorithm

22.4 Encoded Image Quality

22.5 Conclusion

Bibliography

23 Particle-Based Simulation of Material Aging

Tobias Gunther, Kai Rohmer and Thorsten Grosch

23.1 Introduction

23.2 Overview

23.3 Simulation

23.4 Preview Rendering

23.5 Results

23.6 Conclusions

Bibliography

24 Simple Rasterization-Based Liquids

Martin Guay

24.1 Overview

24.2 Introduction

24.3 Simple Liquid Model

24.4 Splatting

24.5 Grid Pass

24.6 Particle Update

24.7 Rigid Obstacles

24.8 Examples

24.9 Conclusion

Bibliography

25 Next-Generation Rendering in Thief

Peter Sikachev, Samuel Delmont, Uriel Doyon and Jean-Normand Bucci

25.1 Introduction

25.2 Reflections

25.3 Contact-Hardening Shadows

25.4 Lit Particles

25.5 Compute-Shader-Based Postprocessing

25.5.3 Results

25.6 Conclusion

25.7 Acknowledgments

Bibliography

26 Grass Rendering and Simulation with LOD

Dongsoo Han and Hongwei Li

26.1 Introduction

26.2 Render Grass Blades

26.3 Simulation

26.4 Conclusion

Bibliography

27 Hybrid Reconstruction Antialiasing

Michal Drobot

27.1 Introduction

27.2 Overview

27.3 Related Work

27.4 Hybrid Antialiasing Overview

27.5 Temporally Stable Edge Antialiasing

27.6 Temporal Super-Sampling

27.7 Temporal Antialiasing (TAA)

27.8 Final Implementation

27.9 Results Discussion

27.10 Conclusion

Bibliography

28 Real-Time Rendering of Physically Based Clouds Using Precomputed Scattering

Egor Yusov

28.1 Int...