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Added SDL_PointInRect().

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icculus committed May 27, 2014
1 parent ded970f commit b7f90442df7ff21867e0e50417cf1ab0b3bedb1c
Showing with 10 additions and 0 deletions.
  1. +10 −0 include/SDL_rect.h
@@ -43,6 +43,7 @@ extern "C" {
* \brief The structure that defines a point
*
* \sa SDL_EnclosePoints
* \sa SDL_PointInRect
*/
typedef struct SDL_Point
{
@@ -66,6 +67,15 @@ typedef struct SDL_Rect
int w, h;
} SDL_Rect;

/**
* \brief Returns true if point resides inside a rectangle.
*/
SDL_FORCE_INLINE SDL_bool SDL_PointInRect(const SDL_Point *p, const SDL_Rect *r)
{
return ( (p->x >= r->x) && (p->x < (r->x + r->w)) &&
(p->y >= r->y) && (p->y < (r->y + r->h)) );
}

/**
* \brief Returns true if the rectangle has no area.
*/

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