// < 0 слева. z координата векторного произведени¤
float TEdge::onWhichSide( Vector2f _point )
{
Vector2f a = this->getEdgeVector();
Vector2f b(_point.getX() - _p2.getX(), _point.getY() - _p2.getY());
return (a.getX() * b.getY() - a.getY() * b.getX());
}
float Vector2f::zCrossProduct( Vector2f a, Vector2f b, Vector2f c )
{
Vector2f ab = b - a;
Vector2f bc = c - b;
return (ab.getX() * bc.getY() - ab.getY() * bc.getX());
}
void Vector2f::Rotate( Vector2f pivotPoint, float angle )
{
float newX, newY;
newX = pivotPoint.getX() + (_x - pivotPoint.getX()) * cos(angle) + (_y - pivotPoint.getY()) * sin(angle);
newY = pivotPoint.getY() + (_y - pivotPoint.getY()) * cos(angle) - (_x - pivotPoint.getX()) * sin(angle);
_x = newX;
_y = newY;
}
float Vector2f::squareDistanceBetween( Vector2f p1, Vector2f p2 )
{
float distance;
Vector2f p1p2Vector;
p1p2Vector.setX(p2.getX() - p1.getX());
p1p2Vector.setY(p2.getY() - p1.getY());
distance = p1p2Vector.getX() * p1p2Vector.getX() + p1p2Vector.getY() * p1p2Vector.getY();
return fabs(distance);
}
float Vector2f::getCrossProduct(const Vector2f &v) const
{
float vx = v.getX();
float vy = v.getY();
return (x * vy) - (y * vx);
}
void PopupMenu::topBar_Dragged(const Vector2f &v)
{
assert(modelview != NULL);
position.translateX(v.getX() / modelview->getXScale());
position.translateY(v.getY() / modelview->getYScale());
}
void toggleFullscreen(void)
{
HWND hWnd;
if(screenMode == MINIMISED || screenMode == FULLSCREEN_1)
{
glutSetWindow(screenMode == MINIMISED ? interfaceWindow : outputWindow);
glutPositionWindow(0, 0);
glutReshapeWindow(glutGet(GLUT_SCREEN_WIDTH), glutGet(GLUT_SCREEN_HEIGHT));
hWnd = FindWindow(GLUT_CLASS, screenMode == MINIMISED ? INTERFACE_WINDOW_NAME : OUTPUT_WINDOW_NAME);
WIN32Utils::setWindowBorder(hWnd, false);
glutSetWindow(screenMode == MINIMISED ? outputWindow : interfaceWindow);
Vector2f secondMonitorBounds = WIN32Utils::getSecondMonitorBounds();
glutPositionWindow(glutGet(GLUT_SCREEN_WIDTH), 0);
glutReshapeWindow(secondMonitorBounds.getX(), secondMonitorBounds.getY());
hWnd = FindWindow(GLUT_CLASS, screenMode == MINIMISED ? OUTPUT_WINDOW_NAME : INTERFACE_WINDOW_NAME);
WIN32Utils::setWindowBorder(hWnd, false);
screenMode = (screenMode == MINIMISED ? FULLSCREEN_1 : FULLSCREEN_2);
}
else
{
glutSetWindow(interfaceWindow);
glutPositionWindow(10, 25);
glutReshapeWindow(DEFAULT_WIDTH, DEFAULT_HEIGHT);
hWnd = FindWindow(GLUT_CLASS, INTERFACE_WINDOW_NAME);
WIN32Utils::setWindowBorder(hWnd, true);
glutSetWindow(outputWindow);
glutPositionWindow(10, 25);
glutReshapeWindow(DEFAULT_WIDTH, DEFAULT_HEIGHT);
hWnd = FindWindow(GLUT_CLASS, OUTPUT_WINDOW_NAME);
WIN32Utils::setWindowBorder(hWnd, true);
screenMode = MINIMISED;
}
}
float Vector2f::getDotProduct(const Vector2f &v) const
{
return (x * v.getX()) + (y * v.getY());
}
Vector2f Vector2f::operator-( const Vector2f &other ) const
{
return Vector2f(_x - other.getX(), _y - other.getY());
}
Vector2f Vector2f::operator+( const Vector2f &other ) const
{
return Vector2f(_x + other.getX(), _y + other.getY());
}
void Point2f::translate(const Vector2f &tv)
{
translateX(tv.getX());
translateY(tv.getY());
}
