计算机图形学复习题.htm

计算机图形学 10年考试题。。。老师给的精选。。要珍惜。。。好好准备。

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style="mso-ignore: vglayout" clear=all><SPAN lang=EN-US>1</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">、已知一直线段起点（</SPAN><SPAN 
lang=EN-US>0</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">，</SPAN><SPAN 
lang=EN-US>0</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">），终点（</SPAN><SPAN 
lang=EN-US>-8</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">，</SPAN><SPAN 
lang=EN-US>6</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">），利用</SPAN><SPAN 
lang=EN-US>Bresenham</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">算法生成此直线段，写出生成过程中坐标点及误差</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'">ε</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">的变化情况。并在下面的方格中，标出直线上各点</SPAN></P>
<P class=MsoNormal style="TEXT-INDENT: 21pt; LINE-HEIGHT: 150%"><SPAN 
lang=EN-US>2</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">、给定四个顶点</SPAN><B 
style="mso-bidi-font-weight: normal"><SPAN lang=EN-US>P</SPAN></B><SUB><SPAN 
lang=EN-US>0</SPAN></SUB><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">（</SPAN><SPAN 
lang=EN-US>10</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">，</SPAN><SPAN 
lang=EN-US>10</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">），</SPAN><B 
style="mso-bidi-font-weight: normal"><SPAN lang=EN-US>P</SPAN></B><SUB><SPAN 
lang=EN-US>1</SPAN></SUB><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">（</SPAN><SPAN 
lang=EN-US>10</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">，</SPAN><SPAN 
lang=EN-US>110</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">），</SPAN><B 
style="mso-bidi-font-weight: normal"><SPAN lang=EN-US>P</SPAN></B><SUB><SPAN 
lang=EN-US>2</SPAN></SUB><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">（</SPAN><SPAN 
lang=EN-US>110</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">，</SPAN><SPAN 
lang=EN-US>110</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">），</SPAN><B 
style="mso-bidi-font-weight: normal"><SPAN lang=EN-US>P</SPAN></B><SUB><SPAN 
lang=EN-US>3</SPAN></SUB><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">（</SPAN><SPAN 
lang=EN-US>110</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">，</SPAN><SPAN 
lang=EN-US>10</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">），采用二次</SPAN><SPAN 
lang=EN-US>B</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">样条曲线绘出光滑封闭曲线的形状示意图。采用绘出插值段点的三次</SPAN><SPAN 
lang=EN-US>B</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">样条曲线的形状示意图。</SPAN></P>
<P class=MsoNormal style="TEXT-INDENT: 21pt; LINE-HEIGHT: 150%"><SPAN 
style="FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'">要求：简要说明作图过程，保留作图辅助线，作出（或文字说明）曲线上各特征点的切线矢量。</SPAN></P>
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