public void defaultKeyboardHandler()
{
GamePadButtons b = GamePad.GetState(PlayerIndex.One).Buttons; // gamepad controller support (may get rid of)
KeyboardState kb = Keyboard.GetState();
// if either escape is pressed, or, on a gamepad, back is pressed
if (escDown(kb) || gamepadBackPressed(b))
{
game.Exit();
}
if (sprite != null)
{
// here, you can change how fast the sprite moves
int xVelocity = 5;
int yVelocity = 10;
int xDiff = 0;
int yDiff = 0;
if (leftDown(kb))
{
xDiff -= xVelocity;
}
if (rightDown(kb))
{
xDiff += xVelocity;
}
if (upDown(kb))
{
yDiff -= yVelocity;
}
if (downDown(kb))
{
yDiff += yVelocity;
}
if (spaceDown(kb))
{
yDiff += 30;
}
//Velocity jumpVelocity = Velocity.FromDirection(90, yDiff);
sprite.velocity = Velocity.FromCoordinates(xDiff, yDiff); //+ jumpVelocity;
}
OKBS = kb;
}
public static Velocity collisionWithSlip(BasicSprite s1, BasicSprite s2)
{
if (willCollide(s1, s2))
{
s1.onCollide(s2);
s2.onCollide(s1);
if (s1.collidable && s2.collidable)
{
float vf1, vf2;
Velocity v1 = Velocity.FromCoordinates(s1.velocity.getDirection().X, 0.0f);
Velocity v2 = Velocity.FromCoordinates(s2.velocity.getDirection().X, 0.0f);
Rectangle collision = Rectangle.Intersect(new Rectangle(s1.getUpdatePositionFromVelocity(v1).ToPoint(), s1.spriteSize), new Rectangle(s2.getUpdatePositionFromVelocity(v2).ToPoint(), s2.spriteSize));
if (collision != Rectangle.Empty)
{
vf1 = (int)v1.getDirection().X + (Math.Sign(v1.getDirection().X) * -collision.Width);
}
else
{
vf1 = v1.getDirection().X;
}
v1 = Velocity.FromCoordinates(0.0f, s1.velocity.getDirection().Y);
v2 = Velocity.FromCoordinates(0.0f, s2.velocity.getDirection().Y);
collision = Rectangle.Intersect(new Rectangle(s1.getUpdatePositionFromVelocity(v1).ToPoint(), s1.spriteSize), new Rectangle(s2.getUpdatePositionFromVelocity(v2).ToPoint(), s2.spriteSize));
if (collision != Rectangle.Empty)
{
vf2 = (int)v1.getDirection().Y + (Math.Sign(v1.getDirection().Y) * -collision.Height);
}
else
{
vf2 = v1.getDirection().Y;
}
return(Velocity.FromCoordinates(vf1, vf2));
}
else
{
return(s1.velocity);
}
}
else
{
return(s1.velocity);
}
}
public static Velocity operator *(Velocity v1, Velocity v2)
{
return(Velocity.FromCoordinates(v1.direction.X * v2.direction.X, v1.direction.Y * v2.direction.Y));
}