public cpShape PointQueryNearest(cpVect point, float maxDistance, cpShapeFilter filter, ref cpPointQueryInfo output)
{
cpPointQueryInfo info = new cpPointQueryInfo(null, cpVect.Zero, maxDistance, cpVect.Zero);
if (output == null)
{
output = info;
}
PointQueryContext context = new PointQueryContext(
point, maxDistance,
filter,
null
);
cpBB bb = cpBB.cpBBNewForCircle(point, cp.cpfmax(maxDistance, 0.0f));
object outp = (object)output;
this.dynamicShapes.Query(context, bb,
(o1, o2, s, o3) => NearestPointQueryNearest(o1, (cpShape)o2, s, ref outp)
, null);
this.staticShapes.Query(context, bb,
(o1, o2, s, o3) => NearestPointQueryNearest(o1, (cpShape)o2, s, ref outp)
, null);
output = (cpPointQueryInfo)outp;
return(output.shape);
}
//public static cpShapeFilter FILTER_ALL = new cpShapeFilter(cp.NO_GROUP, (int)cpShapeFilterMask.All, (int)cpShapeFilterMask.All);
//public static cpShapeFilter FILTER_NONE = new cpShapeFilter(cp.NO_GROUP, (int)cpShapeFilterMask.None, (int)cpShapeFilterMask.None);
public cpShape(cpBody body, cpShapeMassInfo massInfo)
{
/// The rigid body this collision shape is attached to.
this.body = body;
this.massInfo = massInfo;
/// The current bounding box of the shape.
/// The current bounding box of the shape.
///
//this.bb_l = this.bb_b = this.bb_r = this.bb_t = 0;
this.bb = new cpBB(0, 0, 0, 0);
//this.hashid = (cp.shapeIDCounter++).ToString();
/// Sensor flag.
/// Sensor shapes call collision callbacks but don't produce collisions.
this.sensor = false;
filter = new cpShapeFilter(cp.NO_GROUP, (int)cpShapeFilterMask.Default, (int)cpShapeFilterMask.Default);
/// Coefficient of restitution. (elasticity)
this.e = 0;
/// Coefficient of friction.
this.u = 0;
/// Surface velocity used when solving for friction.
this.surfaceV = cpVect.Zero;
/// Collision type of this shape used when picking collision handlers.
this.type = 0;
this.space = null;
}
public BBQueryContext(cpBB bb1, cpShapeFilter filter1, cpSpaceBBQueryFunc func1)
{
// TODO: Complete member initialization
this.bb = bb1;
this.filter = filter1;
this.func = func1;
}
public cpShape SegmentQueryFirst(cpVect start, cpVect end, float radius, cpShapeFilter filter, ref cpSegmentQueryInfo output)
{
cpSegmentQueryInfo info = new cpSegmentQueryInfo(null, end, cpVect.Zero, 1.0f);
if (output == null)
{
output = info;
}
SegmentQueryContext context = new SegmentQueryContext(
start, end,
radius,
filter,
null);
this.staticShapes.SegmentQuery(context, start, end, 1.0f,
(o1, o2, o3) => SegmentQueryFirstFunc((SegmentQueryContext)o1, o2 as cpShape, (cpSegmentQueryInfo)o3)
, output);
// this.dynamicShapes.SegmentQuery(context, start, end, output.alpha , SegmentQueryFirst, ref output);
this.dynamicShapes.SegmentQuery(context, start, end, output.alpha,
(o1, o2, o3) => SegmentQueryFirstFunc((SegmentQueryContext)o1, o2 as cpShape, (cpSegmentQueryInfo)o3)
, output);
return(output.shape);
}
public PointQueryContext(cpVect point1, float maxDistance1, cpShapeFilter filter1, cpSpacePointQueryFunc func1)
{
// TODO: Complete member initialization
this.point = point1;
this.maxDistance = maxDistance1;
this.filter = filter1;
this.func = func1;
}
public SegmentQueryContext(cpVect start1, cpVect end1, float radius1, cpShapeFilter filter1, cpSpacePointQueryFunc func1)
{
// TODO: Complete member initialization
this.start = start1;
this.end = end1;
this.radius = radius1;
this.filter = filter1;
this.func = func1;
}
public static bool Reject(cpShapeFilter a, cpShapeFilter b)
{
// Reject the collision if:
return(
// They are in the same non-zero group.
(a.group != 0 && a.group == b.group) ||
// One of the category/mask combinations fails.
(a.categories & b.mask) == 0 ||
(b.categories & a.mask) == 0
);
}
public void PointQuery(cpVect point, float maxDistance, cpShapeFilter filter, cpSpacePointQueryFunc func, object data)
{
PointQueryContext context = new PointQueryContext(point, maxDistance, filter, func);
cpBB bb = cpBB.cpBBNewForCircle(point, cp.cpfmax(maxDistance, 0.0f));
Lock();
{
this.staticShapes.Query(context, bb, (ctx, shape, colid, o) => NearestPointQuery((PointQueryContext)ctx, shape as cpShape, colid, o), data);
this.dynamicShapes.Query(context, bb, (ctx, shape, colid, o) => NearestPointQuery((PointQueryContext)ctx, shape as cpShape, colid, o), data);
} Unlock(true);
}
public void BBQuery(cpBB bb, cpShapeFilter filter, cpSpaceBBQueryFunc func, object data)
{
BBQueryContext context = new BBQueryContext(bb, filter, func);
Lock();
{
this.staticShapes.Query(context, bb, (o1, o2, s, o3) =>
BBQueryFunc((BBQueryContext)o1, o2 as cpShape, s, o3)
, data);
this.dynamicShapes.Query(context, bb, (o1, o2, s, o3) =>
BBQueryFunc((BBQueryContext)o1, o2 as cpShape, s, o3)
, data);
} Unlock(true);
}
public void SegmentQuery(cpVect start, cpVect end, float radius, cpShapeFilter filter, cpSpacePointQueryFunc func, object data)
{
SegmentQueryContext context = new SegmentQueryContext(
start, end,
radius,
filter,
func
);
Lock();
{
this.staticShapes.SegmentQuery(context, start, end, 1.0f,
(o1, o2, o3) => SegmentQueryFunc((SegmentQueryContext)o1, o2 as cpShape, o3)
, data);
this.dynamicShapes.SegmentQuery(context, start, end, 1.0f,
(o1, o2, o3) => SegmentQueryFunc((SegmentQueryContext)o1, o2 as cpShape, o3)
, data);
} Unlock(true);
}
public bool Reject(cpShapeFilter b)
{
return(Reject(this, b));
}
public void SetFilter(cpShapeFilter filter)
{
body.Activate();
this.filter = filter;
}