#include "l_bitmap.h"
L_LTKRN_API L_INT L_PointFromBitmap(pBitmap, ViewPerspective, px, py)
Translates a point (x,y) from the bitmap's view perspective to the specified view perspective.
Pointer to the bitmap handle referencing the bitmap that contains the point.
Destination view perspective to which the point should be translated.
Address of variable for the X coordinate of the point.
Address of variable for the Y coordinate of the point.
Value | Meaning |
---|---|
SUCCESS | The function was successful. |
< 1 | An error occurred. Refer to Return Codes. |
To use this function, do the following:
For general information about view perspectives, refer to Accounting for View Perspective.
Required DLLs and Libraries
Win32, x64, Linux.
This example finds out where the origin of the bitmap would be in a TOP_LEFT90 ViewPerspective
L_INT PointFromBitmapExample(pBITMAPHANDLE LeadBitmap,
L_INT* nX,
L_INT* nY)
{
L_INT nRet;
nRet = L_PointFromBitmap ( LeadBitmap, TOP_LEFT90, nX, nY );
if(nRet != SUCCESS)
return nRet;
return SUCCESS;
}
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