圖形學(xué)課程設(shè)計指導(dǎo)

1、計算機(jī)圖形學(xué)課程設(shè)計計劃進(jìn)度表一、設(shè)計目的計算機(jī)圖形學(xué)課程設(shè)計是驗證、鞏固和補充課堂講授的理論知識的必要環(huán)節(jié)，通過計算機(jī)圖形學(xué)上機(jī)實驗，培養(yǎng)學(xué)生的自學(xué)能力、動手能力、綜合運用知識解決實際問題的能力。二、學(xué)生應(yīng)達(dá)到的實驗?zāi)芰εc標(biāo)準(zhǔn) 1了解掌握圖形的生成算法，實現(xiàn)直線、圓、橢圓的生成算法，對各種算法進(jìn)行效率及效果的分析和比較，學(xué)有余力的同學(xué)可在對現(xiàn)有算法理解的基礎(chǔ)上，能自行設(shè)計二維圖形的生成算法并編程實現(xiàn)。 2了解掌握填充算法理論，能搞實現(xiàn)矩形、多邊形、圓、橢圓的填充。3了解掌握裁剪算法理論，理解并實現(xiàn)直線和多邊性裁剪，對各種直線裁剪算法進(jìn)行效率及效果的分析和比較。4了解掌握圖形的坐標(biāo)變換理論，實

2、現(xiàn)二維圖形的基本變換，包括平移、旋轉(zhuǎn)、比例、對稱變換。5了解曲線和曲面的生成算法理論，能實現(xiàn)簡單的三次Hermite，Bezier曲線。三、設(shè)計指導(dǎo)第一步：進(jìn)一步了解計算機(jī)圖形學(xué)課程的知識結(jié)構(gòu)體系，繪制整個課程的知識結(jié)構(gòu)邏輯示意圖，類似于：（圖一）第二步：根據(jù)所繪制的知識結(jié)構(gòu)圖，設(shè)計DOS菜單，要利用多級菜單實現(xiàn)各種功能。比如，主界面是大項，諸如二維線畫圖元、二維填充圖元、二維裁剪等，子菜單使這些大項中的一些功能或者小項。#include graphics.hVoid DDACircle()Void m_zhongzitianchong().main()int r=100; int a=0;

3、int b=1; int d=1; int s=1; int x1,y1,x2,y2,x3,y3,x,y,h; int color=1,color2=1; int gdriver,gmode; gdriver=DETECT; gmode=0; initgraph( &gdriver,&gmode," "); setcolor(1); while(b) printf("what do you want to paintn0. for cirlen1. for a linen2. for rectanglen3. for trigonnyou choo

4、se:"); scanf("%d",&a); printf("%d",a); switch(a) case 0 : cleardevice(); printf("nplease input (r,x1,y1,color):"); scanf("%d %d %d %d",&r,&x1,&y1,&color); DDACircle(r,x1,y1,color); while(d) printf("n Do you want to change?n1 for p

5、ingyin2 for fangdan3 for tianchongn1 ,2or3 you choose:"); scanf("%d",&s); switch(s) case 1: printf("n0 forshuzhi n1 for shuipingnyou choose:"); scanf("%d",&h); m_cirlepinyi(&x1,&y1,h); DDACircle(r,x1,y1,color); break; case 2: m_cirlefangda(&r);

6、DDACircle(r,x1,y1,color); break; case 3: printf(" please input your like color:"); scanf("%d",&color2); m_zhongzitianchong(x1,y1,1,color2,color); printf("nDo you want to continue.nif you want to please choose 1 else 0n1 or 0 you choose:"); scanf("%d",&

7、d); printf("nDo you want to continue.nif you want to please choose 1 else 0n1 or 0 you choose:"); scanf("%d",&b); break; case 1 : cleardevice(); printf("nplease input (x1,y1,x2,y2,color):"); scanf("%d %d %d %d %d",&x1,&y1,&x2,&y2,&color

8、); dda_line(x1, y1, x2, y2,color); while(d) printf("n Do you want to change?n1 for pingyin2 for fangdan3 for tianchongn1 or 2 you choose:"); scanf("%d",&s); switch(s) case 1: printf("n0 for shuzhi n1 for shuipingnyou choose:"); scanf("%d",&h); m_pingyi

9、(&x1,&y1,&x2,&y2,h); dda_line(x1, y1, x2, y2,color); break; case 2: m_fangda(&x1,&y1,&x2,&y2); dda_line(x1, y1, x2, y2,color); printf("nDo you want to continue.nif you want to please choose 1 else 0n1 or 0 you choose:"); scanf("%d",&d); printf(

10、"nDo you want to continue.nif you want to please choose 1 else 0n1 or 0 you choose:"); scanf("%d",&b); break; case 2: cleardevice(); printf("nplease input (x1,y1,x2,y2,color):"); scanf("%d %d %d %d %d",&x1,&y1,&x2,&y2,&color); m_rectang

11、le(x1,y1,x2,y2,color); while(d) printf("n Do you want to change?n1 for pingyin2 for fangdan3 for tianchongn1,2or3 you choose:"); scanf("%d",&s); switch(s) case 1: printf("n0 for shuzhi n1 for shuipingnyou choose:"); scanf("%d",&h); m_pingyi(&x1,&am

12、p;y1,&x2,&y2,h); m_rectangle(x1, y1, x2, y2,color); break; case 2: m_fangda(&x1,&y1,&x2,&y2); m_rectangle(x1, y1, x2, y2,color); break; case 3: printf(" please input your like color:"); scanf("%d",&color2); x=(x1+x2)/2; y=(y1+y2)/2; m_zhongzitianchong(

13、x,y,1,color2,color); printf("nDo you want to continue.nif you want to please choose 1 else 0n1 or 0 you choose:"); scanf("%d",&d); printf("nDo you want to continue.nif you want to please choose 1 else 0n1 or 0 you choose:"); scanf("%d",&b); break; case

14、 3: cleardevice(); printf("nplease input (x1,y1,x2,y2,x3,y3,color):"); scanf("%d %d %d %d %d %d %d",&x1,&y1,&x2,&y2,&x3,&y3,&color); m_trigon(x1,y1,x2,y2,x3,y3,color); printf("n Do you want to pinyi?if you want to please choose 1 else 0n1 or 0 you

15、 choose:"); while(d) printf("n Do you want to change?n1 for pingyin2 for fangdan3 for tianchongn1,3 or 2 you choose:"); scanf("%d",&s); switch(s) case 1: printf("n0 for shuzhi n1 for shuipingnyou choose:"); scanf("%d",&h); m_trigonpinyi(&x1,&a

16、mp;y1,&x2,&y2,&x3,&y3,s); m_trigon(x1,y1,x2,y2,x3,y3,color); break; case 2: m_trigonfangda(&x1,&y1,&x2,&y2,&x3,&y3); m_trigon(x1,y1,x2,y2,x3,y3,color); case 3: printf(" please input your like color:"); scanf("%d",&color2); x=(x1+x2+x3)/

17、3; y=(y1+y2+y3)/3; m_zhongzitianchong(x,y,1,color2,color); printf("nDo you want to continue.nif you want to please choose 1 else 0n1 or 0 you choose:"); scanf("%d",&d); printf("nDo you want to continue.nif you want to please choose 1 else 0n1 or 0you choose:"); scan

18、f("%d",&b); 三、課程設(shè)計的教學(xué)建議1、學(xué)生必須完成二維線畫圖元和二維填充圖元兩個大功能。2、二維裁剪和二維圖形變換至少實現(xiàn)兩個內(nèi)容。四、課程設(shè)計的成績評定1、 程序設(shè)計結(jié)果的正確性（50）2、 設(shè)計內(nèi)容的工作量（30%）圖（一）3、 平時考核和實驗報告質(zhì)量（20） 計算機(jī)圖形學(xué)課程設(shè)計安排表時間：10年12月19日 10年12月28日 班級：信計1080110803地點：主教十六樓信計機(jī)房 人數(shù)：上機(jī)學(xué)時：40學(xué)時 17周節(jié)次周一周二周三周四周五周六周日上午袁圓孫慶生袁圓嚴(yán)勝華 袁圓嚴(yán)勝華嚴(yán)勝華孫慶生孫慶生袁圓孫慶生 下午嚴(yán)勝華嚴(yán)勝華孫慶生孫慶生袁圓孫慶生袁圓嚴(yán)勝華 袁圓嚴(yán)勝華18周節(jié)次周一周二周三周四周五周六周日上午袁圓嚴(yán)勝華 袁圓嚴(yán)勝華 袁圓孫慶生下午嚴(yán)勝華孫慶生孫慶生嚴(yán)勝華 袁圓孫慶生說明：每一個班安排一名指導(dǎo)教師，指導(dǎo)老師負(fù)責(zé)布置任務(wù)、指導(dǎo)編程及編寫報告、指導(dǎo)學(xué)生熟悉開發(fā)環(huán)境和輔導(dǎo)學(xué)生調(diào)試程序，并對學(xué)生進(jìn)行考勤。最后對學(xué)生完成的系統(tǒng)進(jìn)行現(xiàn)場驗收和評定成績。信計1080