| Steve Strassmann. Hairy brushes. Siggraph, 20(4):225--232, August 1986. |
....area. 1.1 Related Work Painterly rendering simulates the appearance of painted images. The basic primitive in this technique is a brush stroke. Images are generated by applying a sequence of brush strokes to a 2D canvas. A brush stroke has various attributes, such as position, shape and color [20]. In object space methods, brush strokes are first associated with the 3D geometry of objects in a scene, and then projected to the image plane defined by a virtual camera [11] In image space methods, brush strokes are placed on the output image, based on 2D information derived from input images ....
Steve Strassmann. Hairy brushes. Siggraph, 20(4):225--232, August 1986.
....area. 1.1 Related work Painterly rendering simulates the appearance of painted images. The basic primitive in this technique is a brush stroke. Images are generated by applying a sequence of brush strokes to a 2D canvas. A brush stroke has various attributes, such as position, shape and color [20]. In object space methods, brush strokes are first associated with the 3D geometry of objects in a scene, and then projected to the image plane defined by a virtual camera [10] In image space methods, brush strokes are placed on the output image, based on 2D information derived from input images ....
Steve Strassmann. Hairy brushes. Siggraph, 20(4):225--232, August 1986.
....as geometric textures such as scales, feathers, and thorns. The appearance of their 3d shapes compared to our 2d brush strokes is quite different. Finally, Strassmann presented a technique for modeling brush strokes as splines for Sumi E style painting, a Japanese brush andink technique [14]. This system is designed primarily for still images, but does provide a simple method for animation. The user specifies key frames for each brush stroke that are interpolated over time. Our approach is different in that we provide a rendering technique rather than an interactive system and we are ....
Steve Strassmann. Hairy brushes. In Computer Graphics (SIGGRAPH '86 Proceedings), volume 20, pages 225--232, August 1986.
....of a brush trajectory. Ahn, Kim, and Lim [2] considered the brush trajectory generated by an arbitrary shape brush which changes its shape dynamically while it moves along an arbitrary plane curve trajectory. They approximate the boundary of such a general brush sweep by a polygon. Strassman [21] simulates the brush painting by modeling the phenomena of brush, stroke, dip, and paper. These methods are computationally more expensive than the simple brush stroke design method suggested in this paper. This paper is organized as follows. In x2 mathematical preliminaries are presented for the ....
Strassman, S., "Hairy Brushes," Computer Graphics, Vol. 20, No. 4, pp. 225--232, 1986.
....x 1 , else from left = 0 Dwater x = D x water x , Dwater y = D y water y D x = g water x s 1 n water x n n = 1 n = 10 1 n water x n n = 1 n = 10 sp water x 1 water x 1 cell and its neighbor. Again, the horizontal and vertical components can be calculated separately. [6] The displacement field, D, is then computed for each component by the following formulas, 7] 8] Where g is the gravity constant and a is the field which describes the absorbency of each cell. The amount and type of variation in this field contributes to the texture of the image. Note that the ....
Steve Strassmann, "Hairy Brushes", Computer Graphics , Volume 20, Number 4, August 1986.
....use of the system. This has restricted the user community to programmers and people with good mathematical abstraction capabilities. Also the final output of Metafont is not a single scalable analytic description of the typeface but a range of bitmap fonts. Various systems have been reported [3,4,5,6,7], which attempt to model the texture of the strokes as well. Most of the systems are interpreter based, that is, not only are they not interactive, they also require a programmer to interact with the designer to write these programs. In [5] we find the description of an interactive system with the ....
Steve Strassman, Hairy Brushes, ACM SIGGRAPH, Vol 20, No 4 (1986).
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Steve Strassmann. Hairy brushes. Siggraph, 20(4):225--232, August 1986.
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Steve Strassmann. Hairy brushes. In Proceedings of the 13th annual conference on Computer graphics and interactive techniques, pages 225--232. ACM Press, 1986. 2
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Steve Strassmann. Hairy brushes. Siggraph, 20(4):225--232, August 1986.
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Steve Strassmann. Hairy brushes. In SIGGRAPH 1986 Conference Proceedings, pages 225--232, 1986.
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