微机原理课程设计_图形变换_微机原理课程设计|精品课程网站设计|课程设计网报告总结心得

这是一个图形变换的程序，按字母“Y”画一个用点组成的圆；按字母“S”画一
个用不同颜色填充的三角形；按字母“Z”画一个用不同颜色填充且带有边框图案
的矩形；按“q”键退出。
data segment
info1 db 0dh,0ah,'please choose the letter y,s,z:'
db 0dh,0ah,'input q to quit','$'
info2 db 0dh,0ah,'choose error!','$'
d3 dw  0
total db 12
dotyx db 50,160
db 60,135
db 60,185
db 75,115
db 75,205
db 95,110
db 95,210
db 110,114
db 110,210
db 130,135
db 130,195
db 145,165
data  ends
stack segment stack
db 200 dup(0)
stack ends
code  segment
assume cs:code,ds:data,ss:stack
main   proc far
mov ax,data
mov ds,ax
mov ah,0
mov al,4
int 10h
input: lea dx,info1
mov ah,9
int 21h
mov ah,08
int 21h
cmp al,'s'
jz sa
cmp al,'z'
jz zhen
cmp al,'y'
jz yua
cmp al,'q'
jz exit
mov dx,offset info2
mov ah,09
int 21h
sa:
call san
jmp input

zhen:
call zheng
jmp input
yua:
call yuan
jmp input
exit:
mov ah,4ch
int 21h
ret
main     endp

san      proc near
push ax
push bx
push cx
push dx
mov ah,0
mov al,12h
int 10h
mov al,1
a0:      mov dx,1
mov d3,1
mov cx,320
a1:      push cx
push d3
a2:      mov  ah,12
push ax
int 10h
pop ax
inc cx
sub d3,1
jnz a2
pop d3
add d3,2
pop cx
inc dx
dec cx
jne a1
inc al
cmp al,5
jne a0
pop dx
pop cx
pop bx
pop ax
ret
san      endp
zheng    proc near
push ax
push bx
push cx
push dx
mov ah,0fh
int 10h
mov ah,0
mov al,3
int 10h
mov cx,1                 ;字符数量
mov ah,2
mov dh,5                 ;5行开始
mov dl,25                ;25列开始
int 10h
;*****光标向下动********
line:    mov ah,2
int 10h
mov al,2
mov ah,9
mov bl,0e0h            ;字符黄色
int 10h
inc dh                 ;行增加
cmp dh,20               ;20行
jne line
jmp line1
;****光标向右动*****
line1:   mov ah,2
int 10h
mov al,2
mov ah,9
mov bl,0e0h                ;字符为黄色
int 10h
inc dl                  ;列增加
cmp dl,55                 ;55列
jne line1
jmp line2
;*****光标向上动*********
line2:   mov ah,2
int 10h
mov al,2
mov ah,9
mov bl,0e0h               ;字符为黄色
int 10h
dec dh
cmp dh,5
jne line2
jmp line3
;***光标向左动***
line3:   mov ah,2
int 10h
mov al,2
mov ah,9
mov bl,0e0h ;字符为黄色
int 10h
dec dl
cmp dl,25
jne line3
l00:     mov ah,7
mov al,14
mov bh,20h  ;绿色
mov ch,6
mov cl,26
mov dh,19
mov dl,54
int 10h
;*****时间控制*****
l01:    mov ah,0
int 1ah
cmp dl,10
jnz l01
l1:     mov ah,6
mov al,14
mov bh,0f0h ;白色
mov ch,6
mov cl,26
mov dh,19
mov dl,54
int 10h
l2:     mov ah,0
int 1ah
cmp dl,15
jnz l2
l3:     mov ah,7
mov al,14
mov bh,40h ;红色
mov ch,6
mov cl,26
mov dh,19
mov dl,54
int 10h
l4:     mov ah,0
int 1ah
cmp dl,30
jnz l4
l5:     mov ah,6
mov al,14
mov bh,0d0h ;品红
mov ch,6
mov cl,26
mov dh,19
mov dl,54
int 10h
l004:   mov ah,0
int 1ah
cmp dl,10
jnz l004
l005:   mov ah,7
mov al,14
mov bh,30h ;青
mov ch,6
mov cl,26
mov dh,19
mov dl,54
int 10h
l006:   mov ah,0
int 1ah
cmp dl,10
jnz l006
l02:    mov ah,7
mov al,14
mov bh,20h ;绿色
mov ch,6
mov cl,26
mov dh,19
mov dl,54
int 10h
;****时间控制****

mov ah,2
mov dh,23
mov dl,0
int 10h
pop dx
pop cx
pop bx
pop ax
ret
zheng  endp
yuan   proc near
push ax
push bx
push cx
push dx
mov ax,0004h
int 10h
mov bx,00
push bx
mov ah,0bh
int 10h
mov bx,0003h
mov ah,0bh
int 10h
mov bl,total
mov si,offset dotyx
mov ch,0
mov dh,ch
plo:   mov dl,[si]
mov cl,[si+1]
mov al,02h
mov ah,0ch
int 10h
inc si
inc si
dec bl
jnz plo
mov bx,50
pop bx
pop dx
pop cx
pop bx
pop ax
ret
yuan   endp
code   ends
end main