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基于几何参数的植物真实感模拟
Realistic simulation of plant based on geometry parameter
【摘要】 植物是自然场景中的重要组成部分,但由于其结构的高度复杂性,给模拟植物带来了极大的困难。运用分形递归算法,构造了参数可变的三维树木通用模型。通过纹理贴图、Bezier曲面和阴影效果增强了植物的真实感。同时基于OpenGL图形库函数制作出了植物开花结果的实例。
【Abstract】 Plants play an important role in the natural scenery of landscape. Unfortunately, due to the high level complexity of the structure of plants, simulating tree becomes extremely difficult. The paper used fractal recursion algorithm to construct the 3D tree model whose parameters were variable. We took advantage of texture mapping, simulated shadow and made use of Bezier surface to enhance the sense of reality of the project. A test example of blooming in a tree created solely by OpenGL graphics library was provided to show the feasibility of the algorithm.
【关键词】 虚拟植物;
真实感;
三维树木;
几何参数;
通用性;
【Key words】 virtual plant; reality; 3D tree; geometry parameters; universal;
【Key words】 virtual plant; reality; 3D tree; geometry parameters; universal;
【基金】 国家863计划项目(2007AA01Z319);上海市教委重点学科建设项目(J50104)
- 【文献出处】 计算机应用 ,Journal of Computer Applications , 编辑部邮箱 ,2009年01期
- 【分类号】TP391.41
- 【被引频次】6
- 【下载频次】135