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Tcalc version 2

Started by hutch--, August 31, 2022, 04:56:15 PM

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The dialog interface has been redrawn and an addition operation has been added, calculating powers. All seems to work OK.

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fpPow proc fpv1:REAL8, fpv2:REAL8

    LOCAL vInt  :QWORD                      ; integer value
    LOCAL pbuf  :QWORD                      ; buffer pointer
    LOCAL buff[64]:BYTE                     ; 64 byte buffer

    mov pbuf, ptr$(buff)                    ; get pointer

    rcall GetWindowText,hEdit2,pbuf,64      ; get the text from hEdit2
    mov vInt, uval(pbuf)                    ; convert it to an integer

    movsd xmm0, fpv1                        ; load 1st stack arg into xmm0
    movsd xmm1, xmm0                        ; make a copy of xmm0

    .if vInt { 2
      invoke MsgboxI,hWnd,"The power value must be two or greater", \
                          "Incorect power value",MB_OK,10

    .if vInt == 2
      mulsd xmm0, xmm1                      ; simple case
      jmp show

    mulsd xmm0, xmm1                        ; looped case
    sub vInt, 1
    jnz @B

    movsd fpv2, xmm0                        ; store xmm0 in stack arg
    rcall fptoa,fpv2,pbuf                   ; convert stack arg to string
    rcall SetWindowText,hEdit3,pbuf         ; display it in hEdit3
    rcall SetClipboardText,pbuf             ; copy string


fpPow endp

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