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collision.cpp
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244 lines (192 loc) · 5.6 KB
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#include "stdafx.h"
#include "collision.h"
bool MINTCHOCO_UTIL::checkPointInRect(const RECT & rc, const POINT & pt)
{
if ((rc.left <= pt.x && pt.x <= rc.right) &&
(rc.top <= pt.y && pt.y <= rc.bottom)) return true;
return false;
}
bool MINTCHOCO_UTIL::checkPointInRect(const RECT & rc, const floatPoint & pt)
{
if ((rc.left <= pt.x && pt.x <= rc.right) &&
(rc.top <= pt.y && pt.y <= rc.bottom)) return true;
return false;
}
bool MINTCHOCO_UTIL::checkPointInRect(const RECT & rc, int x, int y)
{
if ((rc.left <= x && x <= rc.right) &&
(rc.top <= y && y <= rc.bottom)) return true;
return false;
}
bool MINTCHOCO_UTIL::checkPointInRect(const floatRect& rc, const POINT & pt)
{
if ((rc.left <= pt.x && pt.x <= rc.right) &&
(rc.top <= pt.y && pt.y <= rc.bottom)) return true;
return false;
}
bool MINTCHOCO_UTIL::checkPointInRect(const floatRect & rc, const floatPoint & pt)
{
if ((rc.left <= pt.x && pt.x <= rc.right) &&
(rc.top <= pt.y && pt.y <= rc.bottom)) return true;
return false;
}
bool MINTCHOCO_UTIL::checkPointInRect(const floatRect & rc, float x, float y)
{
if ((rc.left <= x && x <= rc.right) &&
(rc.top <= y && y <= rc.bottom)) return true;
return false;
}
bool MINTCHOCO_UTIL::checkPointInCircle(float cX, float cY, float cR, const POINT & pt)
{
float deltaX = pt.x - cX;
float deltaY = pt.y - cY;
float distSquare = deltaX * deltaX + deltaY * deltaY;
float radiusSquare = cR * cR;
if (radiusSquare < distSquare) return false;
return true;
}
bool MINTCHOCO_UTIL::checkPointInCircle(float cX, float cY, float cR, float x, float y)
{
float deltaX = x - cX;
float deltaY = y - cY;
float distSquare = deltaX * deltaX + deltaY * deltaY;
float radiusSquare = cR * cR;
if (radiusSquare < distSquare) return false;
return true;
}
bool MINTCHOCO_UTIL::checkPointInCircle(const floatCircle & rc, float x, float y)
{
float deltaX = x - rc.x;
float deltaY = y - rc.y;
float distSquare = deltaX * deltaX + deltaY * deltaY;
float radiusSquare = rc.r * rc.r;
if (radiusSquare < distSquare) return false;
return true;
}
bool MINTCHOCO_UTIL::checkPointInCircle(const floatCircle & rc, const floatPoint & pt)
{
float deltaX = pt.x - rc.x;
float deltaY = pt.y - rc.y;
float distSquare = deltaX * deltaX + deltaY * deltaY;
float radiusSquare = rc.r * rc.r;
if (radiusSquare < distSquare) return false;
}
bool MINTCHOCO_UTIL::isCollision(const floatRect & rc1, const RECT & rc2)
{
if ((rc1.left <= rc2.right && rc1.right >= rc2.left) &&
(rc1.top <= rc2.bottom && rc1.bottom >= rc2.top)) return true;
return false;
}
bool MINTCHOCO_UTIL::isCollision(const floatRect & rc1, const floatRect & rc2)
{
if ((rc1.left <= rc2.right && rc1.right >= rc2.left) &&
(rc1.top <= rc2.bottom && rc1.bottom >= rc2.top)) return true;
return false;
}
bool MINTCHOCO_UTIL::isCollision(const RECT & rc1, const RECT & rc2)
{
if ((rc1.left <= rc2.right && rc1.right >= rc2.left) &&
(rc1.top <= rc2.bottom && rc1.bottom >= rc2.top)) return true;
return false;
}
bool MINTCHOCO_UTIL::isCollisionReaction(const RECT & rcHold, RECT & rcMove)
{
RECT rcInter;
if (!IntersectRect(&rcInter, &rcHold, &rcMove)) return false;
//겹친 부분에 생긴 렉트 정보를 받아와서
//겹친 부분에 생긴 작은 렉트의 가로크기, 세로크기
int interW = rcInter.right - rcInter.left;
int interH = rcInter.bottom - rcInter.top;
//수직충돌
if (interW > interH)
{
//위에서 부딪혔을때
if (rcInter.top == rcHold.top)
{
OffsetRect(&rcMove, 0, -interH);
}
else if (rcInter.bottom == rcHold.bottom)
{
OffsetRect(&rcMove, 0, interH);
}
}
else
{
//좌 충돌
if (rcInter.left == rcHold.left)
{
OffsetRect(&rcMove, -interW, 0);
}
else if (rcInter.right == rcHold.right)
{
OffsetRect(&rcMove, interW, 0);
}
}
return true;
}
bool MINTCHOCO_UTIL::isCollisionReaction(const floatRect & mrcHold, floatRect & mrcMove)
{
RECT rcInter;
RECT rcHold;
rcHold.left = FLOAT_TO_INT(mrcHold.left);
rcHold.top = FLOAT_TO_INT(mrcHold.top);
rcHold.right = FLOAT_TO_INT(mrcHold.right);
rcHold.bottom = FLOAT_TO_INT(mrcHold.bottom);
RECT rcMove;
rcMove.left = FLOAT_TO_INT(mrcMove.left);
rcMove.top = FLOAT_TO_INT(mrcMove.top);
rcMove.right = FLOAT_TO_INT(mrcMove.right);
rcMove.bottom = FLOAT_TO_INT(mrcMove.bottom);
if (!IntersectRect(&rcInter, &rcHold, &rcMove)) return false;
//겹친 부분에 생긴 렉트 정보를 받아와서
//겹친 부분에 생긴 작은 렉트의 가로크기, 세로크기
int interW = rcInter.right - rcInter.left;
int interH = rcInter.bottom - rcInter.top;
//수직충돌
if (interW > interH)
{
//위에서 부딪혔을때
if (rcInter.top == rcHold.top)
{
OffsetRect(&rcMove, 0, -interH);
}
else if (rcInter.bottom == rcHold.bottom)
{
OffsetRect(&rcMove, 0, interH);
}
}
else
{
//좌 충돌
if (rcInter.left == rcHold.left)
{
OffsetRect(&rcMove, -interW, 0);
}
else if (rcInter.right == rcHold.right)
{
OffsetRect(&rcMove, interW, 0);
}
}
mrcMove.left = static_cast<float>(rcMove.left);
mrcMove.top = static_cast<float>(rcMove.top);
mrcMove.right = static_cast<float>(rcMove.right);
mrcMove.bottom = static_cast<float>(rcMove.bottom);
return true;
}
bool MINTCHOCO_UTIL::isCollisionReactionCircle(const floatCircle & cirHold, floatCircle & cirMove)
{
float deltaX = cirMove.x - cirHold.x;
float deltaY = cirMove.y - cirHold.y;
float distSquare = sqrtf(deltaX * deltaX + deltaY * deltaY);
float radius = cirHold.r + cirMove.r;
if (distSquare < radius)
{
float angle = getAngle(cirHold.x, cirHold.y, cirMove.x, cirMove.y);
float moveDelta = radius - distSquare;
float moveX = cos(angle) * moveDelta;
float moveY = -sin(angle) * moveDelta;
cirMove.move(moveX, moveY);
return true;
}
return false;
}