+++ /dev/null
-.387
- PUBLIC MXGOURAUDPOLY
- EXTRN MX_BYTESPERLINE:BYTE
- EXTRN MX_CLIPX1:BYTE
- EXTRN MX_CLIPX2:BYTE
- EXTRN MX_CLIPY1:BYTE
- EXTRN MX_CLIPY2:BYTE
- EXTRN MX_CODESEGMENT:BYTE
- EXTRN MX_SCANBUFFER:BYTE
- EXTRN MX_VIDEOSEGMENT:BYTE
-MX_TEXT SEGMENT PARA PUBLIC USE16 'CODE'
- ASSUME CS:MX_TEXT, DS:DGROUP, SS:DGROUP
-L$1:
- mov cx,word ptr [si]
- sub cx,word ptr [bx]
- jg L$2
- ret
-L$2:
- push bp
- push di
- push cx
- push ax
- push dx
- mov ax,word ptr 2[si]
- mov bx,word ptr 2[bx]
- sub ax,bx
- jg L$4
- jl L$6
- mov ax,bx
-L$3:
- mov word ptr es:[di],ax
- add di,8
- dec cx
- jne L$3
- jmp L$8
-L$4:
- cwd
- div cx
- mov bp,ax
- xor ax,ax
- div cx
- xchg ax,bx
- mov dx,8000H
-L$5:
- mov word ptr es:[di],ax
- add di,8
- add dx,bx
- adc ax,bp
- dec cx
- jne L$5
- jmp L$8
-L$6:
- neg ax
- cwd
- div cx
- mov bp,ax
- xor ax,ax
- div cx
- xchg ax,bx
- mov dx,8000H
-L$7:
- mov word ptr es:[di],ax
- add di,8
- sub dx,bx
- sbb ax,bp
- dec cx
- jne L$7
-L$8:
- pop bx
- pop ax
- pop cx
- pop di
- sub ax,bx
- jg L$10
- jl L$12
- mov ah,bl
- mov al,80H
-L$9:
- mov word ptr es:2[di],ax
- add di,8
- dec cx
- jne L$9
- jmp L$14
-L$10:
- cwd
- div cx
- mov bp,ax
- xor ax,ax
- div cx
- xchg ax,bx
- mov dx,8000H
-L$11:
- mov byte ptr es:3[di],al
- mov byte ptr es:2[di],dh
- add di,8
- add dx,bx
- adc ax,bp
- dec cx
- jne L$11
- jmp L$14
-L$12:
- neg ax
- cwd
- div cx
- mov bp,ax
- xor ax,ax
- div cx
- xchg ax,bx
- mov dx,8000H
-L$13:
- mov byte ptr es:3[di],al
- mov byte ptr es:2[di],dh
- add di,8
- sub dx,bx
- sbb ax,bp
- dec cx
- jne L$13
-L$14:
- pop bp
- ret
-L$15:
- mov ax,word ptr 6[si]
- mov bx,word ptr 2[si]
- cmp ah,bh
- jg L$17
- jl L$19
- add ax,dx
- mov dx,word ptr cs:MX_BYTESPERLINE
-L$16:
- mov byte ptr es:[di],ah
- add di,dx
- dec cx
- jne L$16
- ret
-L$17:
- push bp
- push si
- mov si,bx
- add si,dx
- sub ax,bx
- xor dx,dx
- div cx
- mov bp,ax
- xor ax,ax
- div cx
- mov bx,ax
- mov dx,8000H
- mov ax,word ptr cs:MX_BYTESPERLINE
- xchg ax,si
-L$18:
- mov byte ptr es:[di],ah
- add dx,bx
- adc ax,bp
- add di,si
- dec cx
- jne L$18
- pop si
- pop bp
- ret
-L$19:
- push bp
- push si
- mov si,bx
- add si,dx
- sub ax,bx
- neg ax
- xor dx,dx
- div cx
- mov bp,ax
- xor ax,ax
- div cx
- mov bx,ax
- mov dx,8000H
- mov ax,word ptr cs:MX_BYTESPERLINE
- xchg ax,si
-L$20:
- mov byte ptr es:[di],ah
- sub dx,bx
- sbb ax,bp
- add di,si
- dec cx
- jne L$20
- pop si
- pop bp
- ret
-MXGOURAUDPOLY:
- push bp
- mov bp,sp
- sub sp,1eH
- push ds
- push si
- push es
- push di
- mov cx,word ptr 14H[bp]
- cmp cx,3
- jae L$21
- jmp near ptr L$47
-L$21:
- les di,dword ptr 10H[bp]
- lds si,dword ptr 0cH[bp]
- mov word ptr -16H[bp],7fffH
- mov word ptr -1aH[bp],8000H
- mov word ptr -18H[bp],7fffH
- mov word ptr -1eH[bp],8000H
- xor dx,dx
-L$22:
- mov bx,word ptr es:[di]
- shl bx,1
- shl bx,1
- add bx,si
- mov ax,word ptr [bx]
- cmp ax,word ptr -16H[bp]
- jge L$23
- mov word ptr -16H[bp],ax
- mov word ptr -0eH[bp],dx
- mov word ptr -10H[bp],dx
-L$23:
- cmp ax,word ptr -1aH[bp]
- jle L$24
- mov word ptr -1aH[bp],ax
- mov word ptr -12H[bp],dx
-L$24:
- mov ax,word ptr 2[bx]
- cmp ax,word ptr -18H[bp]
- jge L$25
- mov word ptr -18H[bp],ax
-L$25:
- cmp ax,word ptr -1eH[bp]
- jle L$26
- mov word ptr -1eH[bp],ax
-L$26:
- inc di
- inc di
- inc dx
- inc dx
- dec cx
- jne L$22
- mov ax,word ptr -1aH[bp]
- cmp ax,word ptr cs:MX_CLIPX1
- jge L$27
- jmp near ptr L$47
-L$27:
- mov bx,word ptr -16H[bp]
- cmp bx,word ptr cs:MX_CLIPX2
- jle L$28
- jmp near ptr L$47
-L$28:
- sub ax,bx
- jg L$29
- jmp near ptr L$47
-L$29:
- mov ax,word ptr -1eH[bp]
- cmp ax,word ptr cs:MX_CLIPY1
- jge L$30
- jmp near ptr L$47
-L$30:
- mov bx,word ptr -18H[bp]
- cmp bx,word ptr cs:MX_CLIPY2
- jle L$31
- jmp near ptr L$47
-L$31:
- sub ax,bx
- jg L$32
- jmp near ptr L$47
-L$32:
- dec word ptr 14H[bp]
- shl word ptr 14H[bp],1
- mov es,word ptr cs:MX_CODESEGMENT
- mov ax,offset MX_TEXT:MX_SCANBUFFER
- mov word ptr -4[bp],ax
- mov si,word ptr -0eH[bp]
-L$33:
- lds bx,dword ptr 10H[bp]
- mov di,word ptr [bx+si]
- dec si
- dec si
- test si,si
- jge L$34
- mov si,word ptr 14H[bp]
-L$34:
- mov word ptr -0eH[bp],si
- mov si,word ptr [bx+si]
- lds bx,dword ptr 8[bp]
- shl di,1
- shl si,1
- mov ax,word ptr [bx+si]
- mov dx,word ptr [bx+di]
- lds bx,dword ptr 0cH[bp]
- shl si,1
- shl di,1
- add si,bx
- add bx,di
- mov di,word ptr -4[bp]
- call near ptr L$1
- mov word ptr -4[bp],di
- mov si,word ptr -0eH[bp]
- cmp si,word ptr -12H[bp]
- jne L$33
- mov ax,offset MX_TEXT:MX_SCANBUFFER+4
- mov word ptr -6[bp],ax
- mov si,word ptr -10H[bp]
-L$35:
- lds bx,dword ptr 10H[bp]
- mov di,word ptr [bx+si]
- inc si
- inc si
- cmp si,word ptr 14H[bp]
- jbe L$36
- xor si,si
-L$36:
- mov word ptr -10H[bp],si
- mov si,word ptr [bx+si]
- lds bx,dword ptr 8[bp]
- shl di,1
- shl si,1
- mov ax,word ptr [bx+si]
- mov dx,word ptr [bx+di]
- lds bx,dword ptr 0cH[bp]
- shl si,1
- shl di,1
- add si,bx
- add bx,di
- mov di,word ptr -6[bp]
- call near ptr L$1
- mov word ptr -6[bp],di
- mov si,word ptr -10H[bp]
- cmp si,word ptr -12H[bp]
- jne L$35
- mov si,offset MX_TEXT:MX_SCANBUFFER
- mov ax,word ptr -16H[bp]
- mov cx,word ptr -1aH[bp]
- sub cx,ax
- mov bx,word ptr cs:MX_CLIPX1
- sub bx,ax
- jle L$37
- sub cx,bx
- add ax,bx
- mov word ptr -16H[bp],ax
- shl bx,1
- shl bx,1
- shl bx,1
- add si,bx
-L$37:
- mov bx,ax
- add bx,cx
- sub bx,word ptr cs:MX_CLIPX2
- jle L$38
- sub cx,bx
-L$38:
- test cx,cx
- jg L$39
- jmp near ptr L$47
-L$39:
- mov word ptr -8[bp],cx
- mov word ptr -4[bp],si
- mov ds,word ptr cs:MX_CODESEGMENT
- mov ax,word ptr -18H[bp]
- cmp ax,word ptr cs:MX_CLIPY1
- jl L$40
- mov ax,word ptr -1eH[bp]
- cmp ax,word ptr cs:MX_CLIPY2
- jg L$40
- jmp L$44
-L$40:
- mov di,cx
- inc di
- sub si,8
-L$41:
- dec di
- je L$44
- add si,8
- mov ax,word ptr [si]
- mov cx,word ptr 4[si]
- mov dx,word ptr cs:MX_CLIPY2
- cmp ax,dx
- jg L$43
- cmp cx,dx
- jle L$42
- mov word ptr 4[si],dx
- mov bx,cx
- sub bx,dx
- sub cx,ax
- jle L$43
- mov ax,word ptr 2[si]
- sub ax,word ptr 6[si]
- imul bx
- idiv cx
- add word ptr 6[si],ax
- mov ax,word ptr [si]
- mov cx,word ptr 4[si]
-L$42:
- mov dx,word ptr cs:MX_CLIPY1
- cmp cx,dx
- jl L$43
- sub cx,ax
- jle L$43
- cmp ax,dx
- jge L$41
- mov word ptr [si],dx
- sub dx,ax
- cmp cx,dx
- jbe L$43
- mov ax,word ptr 6[si]
- sub ax,word ptr 2[si]
- imul dx
- idiv cx
- add word ptr 2[si],ax
- jmp L$41
-L$43:
- mov word ptr [si],0ffffH
- jmp L$41
-L$44:
- mov es,word ptr cs:MX_VIDEOSEGMENT
- mov si,word ptr -4[bp]
- mov cl,byte ptr -16H[bp]
- and cl,3
- mov al,11H
- shl al,cl
- mov byte ptr -2[bp],al
- shr word ptr -16H[bp],1
- shr word ptr -16H[bp],1
- mov ax,word ptr 6[bp]
- mov ah,al
- xor al,al
- mov word ptr 6[bp],ax
-L$45:
- mov ax,word ptr [si]
- test ax,ax
- js L$46
- mov cx,word ptr 4[si]
- sub cx,ax
- jle L$46
- mul word ptr cs:MX_BYTESPERLINE
- add ax,word ptr -16H[bp]
- mov di,ax
- mov ah,byte ptr -2[bp]
- mov al,2
- mov dx,3c4H
- out dx,ax
- mov dx,word ptr 6[bp]
- call near ptr L$15
-L$46:
- rol byte ptr -2[bp],1
- adc word ptr -16H[bp],0
- add si,8
- dec word ptr -8[bp]
- jne L$45
-L$47:
- xor ax,ax
- pop di
- pop es
- pop si
- pop ds
- mov sp,bp
- pop bp
- retf 10H
-MX_TEXT ENDS
- END
projects / 16.git / blobdiff