public static Vec2 GetUnitVectorDegrees(float degrees)
{
Vec2 vectorDegrees = new Vec2();
vectorDegrees.x = Mathf.Cos(degrees);
vectorDegrees.y = Mathf.Sin(degrees);
return vectorDegrees;
}
public LineSegment (Vec2 pStart, Vec2 pEnd, uint pColor = 0xffffffff, uint pLineWidth = 1, bool pGlobalCoords = false)
{
start = pStart;
end = pEnd;
color = pColor;
lineWidth = pLineWidth;
useGlobalCoords = pGlobalCoords;
}
public Arrow (Vec2 pStartPoint, Vec2 pVector, float pScale, uint pColor = 0xffffffff, uint pLineWidth = 1)
{
_startPoint = pStartPoint;
_vector = pVector;
scale = pScale;
color = pColor;
lineWidth = pLineWidth;
}
public Player(Vec2 pPosition = null)
: base("colors.png")
{
SetOrigin(width / 2, height / 2);
position = pPosition;
velocity = Vec2.zero;
acceleration = Vec2.zero;
x = position.x;
y = position.y;
}
protected override void RenderSelf (GXPEngine.Core.GLContext glContext)
{
if (_startPoint == null || _vector == null)
return;
Vec2 endPoint = _startPoint.Clone().Add (_vector.Clone().Scale (scale));
LineSegment.RenderLine (_startPoint, endPoint, color, lineWidth, true);
Vec2 smallVec = endPoint.Clone().Sub(_startPoint).Normalize ().Scale (-10);
Vec2 left = new Vec2 (-smallVec.y, smallVec.x);
Vec2 right = new Vec2 (smallVec.y, -smallVec.x);
left.Add (smallVec).Add (endPoint);
right.Add (smallVec).Add (endPoint);
LineSegment.RenderLine (endPoint, left, color, lineWidth, true);
LineSegment.RenderLine (endPoint, right, color, lineWidth, true);
}
public Vec2 Substract(Vec2 other)
{
x -= other.x;
y -= other.y;
return this;
}
public Vec2 SetXY(Vec2 other)
{
x = other.x;
y = other.y;
return this;
}
public Vec2 RotateAroundRadians(float radians, Vec2 p)
{
x -= p.x;
y -= p.y;
RotateRadians(radians);
x += p.x;
y += p.y;
return this;
}
public float Dot(Vec2 other)
{
float dot = x * other.x + y * other.y;
return(dot);
}
public Vec2 Clone()
{
Vec2 clone = new Vec2(x, y);
return(clone);
}
public Vec2 Clone()
{
Vec2 clone = new Vec2(x, y);
return clone;
}
public Vec2 Reflect(Vec2 pNormal, float pBounciness = 1)
{
Sub(pNormal.Scale((1 + pBounciness) * Dot(pNormal)));
return this;
}
public float Dot(Vec2 vec)
{
float dot = x * vec.x + y * vec.y;
return dot;
}
public Vec2 Normal()
{
Vec2 unitNormal = new Vec2(-y, x);
unitNormal.Normalize();
return unitNormal;
}
public Vec2 RotateAroundRadians(Vec2 rotatingAround, float radians)
{
x -= rotatingAround.x;
y -= rotatingAround.y;
float positionX;
float positionY;
positionX = x * Mathf.Cos(radians) - y * Mathf.Sin(radians);
positionY = x * Mathf.Sin(radians) + y * Mathf.Cos(radians);
x = positionX + rotatingAround.x;
y = positionY + rotatingAround.y;
return this;
}
public Vec2 SetXY(Vec2 other)
{
x = other.x;
y = other.y;
return(this);
}
public static Vec2 GetUnitVectorDegrees(float degrees)
{
Vec2 vec2 = new Vec2(Mathf.Cos(Deg2Rad(degrees)), Mathf.Sin(Deg2Rad(degrees)));
return vec2;
}
public Vec2 Add(Vec2 other)
{
x += other.x;
y += other.y;
return(this);
}
public Vec2 Add(Vec2 other)
{
x += other.x;
y += other.y;
return this;
}
public NLineSegment (Vec2 pStart, Vec2 pEnd, uint pColor = 0xffffffff, uint pLineWidth = 1, bool pGlobalCoords = false)
: base (pStart, pEnd, pColor, pLineWidth, pGlobalCoords)
{
_normal = new Arrow (null, null, 40, 0xfffff000, 1);
AddChild (_normal);
}
public float Dot(Vec2 other)
{
float dot = x * other.x + y * other.y;
return dot;
}
public Vec2 Subtract(Vec2 other)
{
x -= other.x;
y -= other.y;
return(this);
}
static public void RenderLine (Vec2 pStart, Vec2 pEnd, uint pColor = 0xffffffff, uint pLineWidth = 1, bool pGlobalCoords = false) {
RenderLine (pStart.x, pStart.y, pEnd.x, pEnd.y, pColor, pLineWidth, pGlobalCoords);
}
public static Vec2 GetUnitVectorRadians(float radians)
{
Vec2 vectorRadians = new Vec2();
return vectorRadians;
}
public Vec2 Reflect(Vec2 pNormal, float pBounciness = 1)
{
pNormal = Normal();
x = this.x -((1 + pBounciness) * (Dot(pNormal) * pNormal.x));
y = this.y -((1 + pBounciness) * (Dot(pNormal) * pNormal.y));
return this;
}
public Vec2 RotateAroundDegrees(float degrees, Vec2 p)
{
x -= p.x;
y -= p.y;
RotateDegrees(degrees);
x += p.x;
y += p.y;
return this;
}
void Update()
{
_armVector = new Vec2(Input.mouseX - _player.x, Input.mouseY - _player.y).Normalize().Multiply(this.height * 1.5f);
RotateArm();
}
public static Vec2 GetUnitVectorDegrees(float degrees)
{
Vec2 vec2 = new Vec2(Mathf.Cos(Deg2Rad(degrees)), Mathf.Sin(Deg2Rad(degrees)));
return(vec2);
}
