Synonyms
NPR; Non-photorealistic computer graphics; Non‐photorealistic rendering
Definition
Non-photorealistic rendering denotes image synthesis techniques that apply illustrative, stylistic, and artistic depiction techniques to generate visual representations that partially or completely dismiss photorealism in favor of abstraction. With non‐photorealistic rendering cartography and GIS obtain an innovative technology for designing and implementing of user and task oriented visualization systems and applications; it facilitates the implementation of visualization techniques that take into consideration, for example, cartographic design principles and specifics of geoinformation display.
Terminology
Since around 1990, NPR has established itself as a key category and discipline in computer graphics. Most researchers agree that the term “non‐photorealistic” is not satisfactory because the notion of realism itself is not clearly defined nor its complement, the non‐photorealism.
Historical...
Recommended Reading
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Strothotte, T., Schlechtweg, S.: Non-Photorealistic Computer Graphics: Modeling, Rendering and Animation. Morgan Kaufman, San Francisco (2002)
Gooch A., Gooch B.: Non-Photorealistic Rendering. A K Peters Ltd, Wellesley, MA (2001)
Praun, E., Hoppe, H., Webb, M., Finkelstein, A.: Real-time hatching. In: Computer Graphics (Proceedings of ACM SIGGRAPH 2001), pp. 581–586 (2001)
Gooch, A., Gooch, B., Shirley, P., Cohen, E.:. A non-photorealistic lighting model for automatic technical illustration. Computer Graphics (Proceedings of SIGGRAPH 1998), pp. 447–452 (1998)
Sousa, M.C., Prusinkiewicz, P.: A few good lines: suggestive drawing of 3D models. In: Proceedings of Eurographics, Computer Graphics Forum, 22(3):381–390 (2003)
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Döllner, J., Walther, M.: Real-time expressive rendering of city models. In: Seventh International Conference on Information Visualization, pp. 245–251, London (2003)
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Buchin, K., Sousa, M.C., Döllner, J., Samavati F., Walther, M.: Illustrating terrain using direction of slope and lighting. In: 4th ICA Mountain Cartography Workshop (2004)
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Rost, R.J.: OpenGL Shading Language, 2nd edn. Addison Wesley, Boston (2006)
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© 2008 Springer-Verlag
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Döllner, J. (2008). Visualization, Photorealistic and Non-photorealistic. In: Shekhar, S., Xiong, H. (eds) Encyclopedia of GIS. Springer, Boston, MA. https://doi.org/10.1007/978-0-387-35973-1_1458
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DOI: https://doi.org/10.1007/978-0-387-35973-1_1458
Publisher Name: Springer, Boston, MA
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