protected void AddPoly(Body body2Body, V2DShape polygon)
{
Shape shape;
if (polygon.IsCircle)
{
CircleShape circDef = new CircleShape();
circDef._radius = polygon.Radius / (V2DScreen.WorldScale * State.Scale.X);
Vector2 lp = new Vector2(polygon.CenterX / V2DScreen.WorldScale, polygon.CenterY / V2DScreen.WorldScale);
circDef._p = lp;
shape = circDef;
}
else
{
float[] pts = polygon.Data;
PolygonShape polyDef = new PolygonShape();
shape = polyDef;
int len = (int)(pts.Length / 2);
Vector2[] v2s = new Vector2[len];
for (int i = 0; i < len; i++)
{
float px = pts[i * 2];
float py = pts[i * 2 + 1];
v2s[i] = new Vector2(
px / V2DScreen.WorldScale * State.Scale.X,
py / V2DScreen.WorldScale * State.Scale.Y);
}
polyDef.Set(v2s, len);
}
FixtureDef fd = new FixtureDef();
fd.shape = shape;
if (instanceName.IndexOf("s_") == 0)
{
isStatic = true;
fd.density = 0.0f;
}
else
{
fd.density = density;
}
fd.friction = friction;
fd.restitution = restitution;
if (groupIndex != 0)
{
fd.filter.groupIndex = groupIndex;
}
if (attributeProperties != null)
{
attributeProperties.ApplyAttribtues(fd);
}
body.CreateFixture(fd);
}
protected void AddPoly(Body body2Body, V2DShape polygon)
{
Shape shape;
if (polygon.IsCircle)
{
CircleShape circDef = new CircleShape();
circDef._radius = polygon.Radius / (V2DScreen.WorldScale * State.Scale.X);
Vector2 lp = new Vector2(polygon.CenterX / V2DScreen.WorldScale, polygon.CenterY / V2DScreen.WorldScale);
circDef._p = lp;
shape = circDef;
}
else
{
float[] pts = polygon.Data;
PolygonShape polyDef = new PolygonShape();
shape = polyDef;
int len= (int)(pts.Length / 2);
Vector2[] v2s = new Vector2[len];
for (int i = 0; i < len; i++)
{
float px = pts[i * 2];
float py = pts[i * 2 + 1];
v2s[i] = new Vector2(
px / V2DScreen.WorldScale * State.Scale.X,
py / V2DScreen.WorldScale * State.Scale.Y);
}
polyDef.Set(v2s, len);
}
FixtureDef fd = new FixtureDef();
fd.shape = shape;
if (instanceName.IndexOf("s_") == 0)
{
isStatic = true;
fd.density = 0.0f;
}
else
{
fd.density = density;
}
fd.friction = friction;
fd.restitution = restitution;
if (groupIndex != 0)
{
fd.filter.groupIndex = groupIndex;
}
if (attributeProperties != null)
{
attributeProperties.ApplyAttribtues(fd);
}
body.CreateFixture(fd);
}
public override V2DShape GetV2DShape()
{
V2DShape result = new V2DShape();
float[] pts = new float[Points.Count * 2];
for (int i = 0; i < Points.Count; i++)
{
pts[i * 2] = Points[i].X;
pts[i * 2 + 1] = Points[i].Y;
}
result.Data = pts;
result.EnsureClockwise();
//List<Vector2> pts = new List<Vector2>();
//for (int i = 0; i < Points.Count; i++)
//{
// pts.Add(new Vector2(Points[i].X, Points[i].Y));
//}
//result.Data = pts.ToArray();
result.IsCircle = false;
return result;
}
