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SDL Wiki

SDL_EnclosePoints

Calculate a minimal rectangle enclosing a set of points.

Syntax

SDL_bool SDL_EnclosePoints(const SDL_Point * points,
                           int count,
                           const SDL_Rect * clip,
                           SDL_Rect * result);

Function Parameters

points

an array of SDL_Point structures representing points to be enclosed

count

the number of structures in the points array

clip

an SDL_Rect used for clipping or NULL to enclose all points

result

an SDL_Rect structure filled in with the minimal enclosing rectangle

Return Value

Returns SDL_TRUE if any points were enclosed or SDL_FALSE if all the points were outside of the clipping rectangle.

Remarks

If clip is not NULL then only points inside of the clipping rectangle are considered.


CategoryAPI, CategoryRect


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