Called for each bump or nick found by LBitmap::Smooth.


#include "ltwrappr.h"

virtual L_INT LBitmap::SmoothCallBack(uBumpOrNick, iStartRow, iStartCol, iLength, uHorV)


L_UINT32 uBumpOrNick

Flag that indicates whether to remove bumps or fill in nicks. Possible values are:

Value Meaning
SMOOTH_NONE Do nothing.
SMOOTH_BUMP Remove a bump.
SMOOTH_NICK Fill in a nick.

L_INT32 iStartRow

The starting row of the bump or nick. The rows are zero-based.

L_INT32 iStartCol

The starting column of the bump or nick. The columns are zero-based.

L_INT32 iLength

Length (in pixels) of the bump or nick.

L_UINT32 uHorV

Flag that indicates whether the element being smoothed is vertical or horizontal. Possible values are:

Value Meaning
SMOOTH_HORIZONTAL_ELEMENT A horizontal bump or nick
SMOOTH_VERTICAL_ELEMENT A vertical bump or nick


Value Meaning
SUCCESS_REMOVE Remove the bump or fill the nick.
SUCCESS_NOREMOVE Do not remove the bump or fill the nick.
Otherwise An error occurred. Refer to Return Codes.


This member function is called for each bump and nick found by LBitmap::Smooth. Return SUCCESS_REMOVE to have the bump removed or the nick filled. Return SUCCESS_NOREMOVE to leave the bump or nick unchanged. Pass any other value to abort. This value will be the return value of the LBitmap::Smooth(). If flags SMOOTH_IMAGE_UNCHANGED and SMOOTH_SINGLE_REGION are being used, then the return value of this function affects only the internal single region that contains all the changes.

Required DLLs and Libraries


Win32, x64.

See Also




For an example, refer to LBitmap::Smooth.

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