public static void Create(BlobBuilder builder, HitObject src, ref BlobPtr <Collider> dest)
{
switch (src)
{
case KickerHit kickerHit:
CircleCollider.Create(builder, kickerHit, ref dest, ColliderType.KickerCircle);
break;
case TriggerHitCircle triggerHitCircle:
CircleCollider.Create(builder, triggerHitCircle, ref dest, ColliderType.TriggerCircle);
break;
case TriggerHitLineSeg triggerHitLine:
LineCollider.Create(builder, triggerHitLine, ref dest, ColliderType.TriggerLine);
break;
case BumperHit bumperHit:
CircleCollider.Create(builder, bumperHit, ref dest, ColliderType.Bumper);
break;
case HitCircle hitCircle:
CircleCollider.Create(builder, hitCircle, ref dest);
break;
case LineSegSlingshot lineSegSlingshot:
LineSlingshotCollider.Create(builder, lineSegSlingshot, ref dest);
break;
case FlipperHit flipperHit:
FlipperCollider.Create(builder, flipperHit, ref dest);
break;
case GateHit gateHit:
GateCollider.Create(builder, gateHit, ref dest);
break;
case LineSeg lineSeg:
LineCollider.Create(builder, lineSeg, ref dest);
break;
case HitLine3D hitLine3D:
Line3DCollider.Create(builder, hitLine3D, ref dest);
break;
case HitLineZ hitLineZ:
LineZCollider.Create(builder, hitLineZ, ref dest);
break;
case HitPoint hitPoint:
PointCollider.Create(builder, hitPoint, ref dest);
break;
case HitPlane hitPlane:
PlaneCollider.Create(builder, hitPlane, ref dest);
break;
case PlungerHit plungerCollider:
PlungerCollider.Create(builder, plungerCollider, ref dest);
break;
case SpinnerHit spinnerHit:
SpinnerCollider.Create(builder, spinnerHit, ref dest);
break;
case HitTriangle hitTriangle:
TriangleCollider.Create(builder, hitTriangle, ref dest);
break;
default:
Logger.Warn("Unsupported collider {0}, skipping.", src.GetType().Name);
break;
}
}
internal void GenerateColliders(float tableHeight, List <ICollider> colliders, float margin = 0f)
{
var rv = _meshGenerator.GetRampVertex(tableHeight, PhysicsConstants.HitShapeDetailLevel, true);
var rgvLocal = rv.RgvLocal;
var rgHeight1 = rv.PointHeights;
var vertexCount = rv.VertexCount;
var h = GetWallHeights();
var wallHeightRight = h.x;
var wallHeightLeft = h.y;
float2 pv1, pv2, pv3 = new float2(), pv4 = new float2();
// Add line segments for right ramp wall.
if (wallHeightRight > 0.0f)
{
for (var i = 0; i < vertexCount - 1; i++)
{
pv2 = rgvLocal[i].ToUnityFloat2();
pv3 = rgvLocal[i + 1].ToUnityFloat2();
GenerateWallLineSeg(pv2, pv3, i > 0, rgHeight1[i],
rgHeight1[i + 1], wallHeightRight, colliders);
GenerateWallLineSeg(pv3, pv2, i < vertexCount - 2, rgHeight1[i],
rgHeight1[i + 1], wallHeightRight, colliders);
// add joints at start and end of right wall
if (i == 0)
{
colliders.Add(new LineZCollider(pv2, rgHeight1[0], rgHeight1[0] + wallHeightRight,
_api.GetColliderInfo()));
}
if (i == vertexCount - 2)
{
colliders.Add(new LineZCollider(pv3, rgHeight1[vertexCount - 1], rgHeight1[vertexCount - 1] + wallHeightRight,
_api.GetColliderInfo()));
}
}
}
// Add line segments for left ramp wall.
if (wallHeightLeft > 0.0f)
{
for (var i = 0; i < vertexCount - 1; i++)
{
pv2 = rgvLocal[vertexCount + i].ToUnityFloat2();
pv3 = rgvLocal[vertexCount + i + 1].ToUnityFloat2();
GenerateWallLineSeg(pv2, pv3, i > 0, rgHeight1[vertexCount - i - 2],
rgHeight1[vertexCount - i - 1], wallHeightLeft, colliders);
GenerateWallLineSeg(pv3, pv2, i < vertexCount - 2, rgHeight1[vertexCount - i - 2],
rgHeight1[vertexCount - i - 1], wallHeightLeft, colliders);
// add joints at start and end of left wall
if (i == 0)
{
colliders.Add(new LineZCollider(pv2, rgHeight1[vertexCount - 1],
rgHeight1[vertexCount - 1] + wallHeightLeft, _api.GetColliderInfo()));
}
if (i == vertexCount - 2)
{
colliders.Add(new LineZCollider(pv3, rgHeight1[0], rgHeight1[0] + wallHeightLeft,
_api.GetColliderInfo()));
}
}
}
// Add hit triangles for the ramp floor.
TriangleCollider ph3dPolyOld = default;
var isOldSet = false;
for (var i = 0; i < vertexCount - 1; i++)
{
/*
* Layout of one ramp quad seen from above, ramp direction is bottom to top:
*
* 3 - - 4
* | \ |
* | \ |
* 2 - - 1
*/
pv1 = rgvLocal[i].ToUnityFloat2(); // i-th right
pv2 = rgvLocal[vertexCount * 2 - i - 1].ToUnityFloat2(); // i-th left
pv3 = rgvLocal[vertexCount * 2 - i - 2].ToUnityFloat2(); // (i+1)-th left
pv4 = rgvLocal[i + 1].ToUnityFloat2(); // (i+1)-th right
// left ramp floor triangle, CCW order
var rg0 = new float3(pv2.x, pv2.y, rgHeight1[i] + margin);
var rg1 = new float3(pv1.x, pv1.y, rgHeight1[i] + margin);
var rg2 = new float3(pv3.x, pv3.y, rgHeight1[i + 1] + margin);
// add joint for starting edge of ramp
if (i == 0)
{
colliders.Add(new Line3DCollider(rg0, rg1, _api.GetColliderInfo()));
}
// add joint for left edge
colliders.Add(new Line3DCollider(rg0, rg2, _api.GetColliderInfo()));
// degenerate triangles happen if width is 0 at some point
if (!TriangleCollider.IsDegenerate(rg0, rg1, rg2))
{
var ph3dPoly = new TriangleCollider(rg0, rg1, rg2, _api.GetColliderInfo());
colliders.Add(ph3dPoly);
CheckJoint(isOldSet, in ph3dPolyOld, in ph3dPoly, colliders);
ph3dPolyOld = ph3dPoly;
isOldSet = true;
}
// right ramp floor triangle, CCW order
rg0 = new float3(pv3.x, pv3.y, rgHeight1[i + 1] + margin);
rg1 = new float3(pv1.x, pv1.y, rgHeight1[i] + margin);
rg2 = new float3(pv4.x, pv4.y, rgHeight1[i + 1] + margin);
// add joint for right edge
colliders.Add(new Line3DCollider(rg1, rg2, _api.GetColliderInfo()));
if (!TriangleCollider.IsDegenerate(rg0, rg1, rg2))
{
var ph3dPoly = new TriangleCollider(rg0, rg1, rg2, _api.GetColliderInfo());
colliders.Add(ph3dPoly);
CheckJoint(isOldSet, in ph3dPolyOld, in ph3dPoly, colliders);
ph3dPolyOld = ph3dPoly;
isOldSet = true;
}
}
if (vertexCount >= 2)
{
// add joint for final edge of ramp
var v1 = new float3(pv4.x, pv4.y, rgHeight1[vertexCount - 1]);
var v2 = new float3(pv3.x, pv3.y, rgHeight1[vertexCount - 1]);
colliders.Add(new Line3DCollider(v1, v2, _api.GetColliderInfo()));
}
// add outside bottom,
// joints at the intersections are not needed since the inner surface has them
// this surface is identical... except for the direction of the normal face.
// hence the joints protect both surface edges from having a fall through
for (var i = 0; i < vertexCount - 1; i++)
{
// see sketch above
pv1 = rgvLocal[i].ToUnityFloat2();
pv2 = rgvLocal[vertexCount * 2 - i - 1].ToUnityFloat2();
pv3 = rgvLocal[vertexCount * 2 - i - 2].ToUnityFloat2();
pv4 = rgvLocal[i + 1].ToUnityFloat2();
// left ramp triangle, order CW
var rg0 = new float3(pv1.x, pv1.y, rgHeight1[i]);
var rg1 = new float3(pv2.x, pv2.y, rgHeight1[i]);
var rg2 = new float3(pv3.x, pv3.y, rgHeight1[i + 1]);
if (!TriangleCollider.IsDegenerate(rg0, rg1, rg2))
{
colliders.Add(new TriangleCollider(rg0, rg1, rg2, _api.GetColliderInfo()));
}
// right ramp triangle, order CW
rg0 = new float3(pv3.x, pv3.y, rgHeight1[i + 1]);
rg1 = new float3(pv4.x, pv4.y, rgHeight1[i + 1]);
rg2 = new float3(pv1.x, pv1.y, rgHeight1[i]);
if (!TriangleCollider.IsDegenerate(rg0, rg1, rg2))
{
colliders.Add(new TriangleCollider(rg0, rg1, rg2, _api.GetColliderInfo()));
}
}
}