private void ArrangeAndDecorateInternal(IStoryGraph sg, int nodeId, AaRectangle2 yawPitchBounds, float radius)
{
var cStory = sg.Aspects[nodeId];
var node = sg.NodeObjects[nodeId];
var children = sg.Children[nodeId];
var numChildren = children.Count;
var yaw = yawPitchBounds.Center.X;
var pitch = yawPitchBounds.Center.Y;
var pos = ToCartesian(yaw, pitch, radius);
var zAxis = (-pos).Normalize();
var xAxis = Vector3.Cross(Vector3.UnitY, zAxis).Normalize();
var yAxis = Vector3.Cross(zAxis, xAxis);
var rotation = Quaternion.RotationToFrame(xAxis, yAxis);
node.Transform = new Transform(1, rotation, pos);
var numRows = (int)Math.Ceiling(MathHelper.Sqrt(numChildren));
var numCols = (int)Math.Ceiling((float)numChildren / numRows);
var totalHeightRequired = MinVerticalDistance * numRows;
var totalWidthRequired = MinHorizontalDistance * numRows;
var minChildrenRadius = Math.Max(totalWidthRequired / yawPitchBounds.Width, totalHeightRequired / yawPitchBounds.Height);
var childRadius = Math.Max(radius + MinRadiusDistance, minChildrenRadius);
for (var i = 0; i < numChildren; i++)
{
var child = children[i];
var row = i / numCols;
var col = i % numCols;
var childYawWidth = yawPitchBounds.Width / numCols;
var childYawHeight = yawPitchBounds.Height / numRows;
var childYaw = yawPitchBounds.MinX + childYawWidth * (row + 0.5f);
var childPitch = yawPitchBounds.MinY + childYawHeight * (col * 0.5f);
var childYawPitchBounds = AaRectangle2.FromCenter(new Vector2(childYaw, childPitch), HalfWidth / childRadius, HalfHeight / childRadius);
ArrangeAndDecorateInternal(sg, child, childYawPitchBounds, childRadius);
}
var visuals = new []
{
ModelVisualElement.New(sg.Aspects[sg.Root])
.SetModel(frustumModel)
.SetMaterial(frustumMaterial)
.SetTransform(new Transform(0.5f, Quaternion.Identity, new Vector3(0, 0, 0.5f * MathHelper.FrustumDistance)))
.SetHide(x => !x.ShowAux1)
};
var viewpointProps = new TargetedControlledCameraY.Props
{
Target = Vector3.Zero,
Distance = MathHelper.FrustumDistance,
FieldOfView = MathHelper.PiOver4,
ZNear = 0.1f,
ZFar = 100.0f
};
var transform2D = new Transform(2, Quaternion.Identity, -MathHelper.FrustumDistance * Vector3.UnitZ);
cStory.SetDynamicParts(new StoryNodeDynamicParts
{
DefaultViewpointMechanism = new WallDefaultViewpointMechanism(node, viewpointProps),
Hittable = GetHittableComponent(node, transform2D),
VisualElements = visuals,
PlacementSurface2D = new PlanarPlacementSurface(node, Transform.Identity),
PlacementSurface3D = new PlanarPlacementSurface(node, new Transform(0.05f, Quaternion.Identity, new Vector3(0, 0, 0.5f * MathHelper.FrustumDistance)))
});
}
private void ArrangeAndDecorateRoot(IStoryGraph sg, int nodeIndex)
{
var cStory = sg.Aspects[nodeIndex];
var node = sg.NodeObjects[nodeIndex];
var children = sg.Children[nodeIndex];
var numChildren = children.Count;
if (numChildren < 2)
{
var viewpointProps = new TargetedControlledCameraY.Props
{
Target = Vector3.Zero,
Distance = MathHelper.FrustumDistance,
FieldOfView = MathHelper.PiOver4,
ZNear = 0.1f,
ZFar = 100.0f
};
cStory.SetDynamicParts(new StoryNodeDynamicParts
{
DefaultViewpointMechanism = new WallDefaultViewpointMechanism(node, viewpointProps),
Hittable = new DummyHittable(),
VisualElements = new IVisualElement[0]
});
foreach (var child in children)
{
ArrangeAndDecorateRoot(sg, child);
}
}
else
{
var distr = CalculateDistribution(numChildren);
var radius = distr.RelativeRadius;
var oneMore = children.SelectMany(x => sg.Children[x]).Any();
for (int i = 0; i < numChildren; i++)
{
var pitch = distr.Angles[i].Pitch;
var yaw = distr.Angles[i].Yaw;
if (oneMore)
{
//var internalRadius = radius / 2;
ArrangeAndDecorateRoot(sg, children[i]);
//var yaw = yawPitchBounds.Center.X;
//var pitch = yawPitchBounds.Center.Y;
var pos = ToCartesian(yaw, pitch, radius * 20);
var zAxis = (-pos).Normalize();
var xAxis = Vector3.Cross(Vector3.UnitY, zAxis).Normalize();
var yAxis = Vector3.Cross(zAxis, xAxis);
var rotation = Quaternion.RotationToFrame(xAxis, yAxis);
sg.NodeObjects[children[i]].Transform = new Transform(1, rotation, pos);
//ArrangeAndDecorateInternal(sg, children[i],
// AaRectangle2.FromCenter(new Vector2(yaw, pitch), HalfWidth / radius, HalfHeight / radius),
// radius);
}
else
{
ArrangeAndDecorateInternal(sg, children[i],
AaRectangle2.FromCenter(new Vector2(yaw, pitch), HalfWidth / radius, HalfHeight / radius),
radius);
}
}
var viewpointProps = new LookAroundCamera.Props
{
Distance = distr.RelativeRadius,
FieldOfView = 0.75f * MathHelper.Pi,
ZNear = 0.1f,
ZFar = 100.0f,
Pitch = 0//MathHelper.PiOver2 + 0.1f
};
cStory.SetDynamicParts(new StoryNodeDynamicParts
{
DefaultViewpointMechanism = new SphereDefaultViewpointMechanism(node, viewpointProps),
Hittable = new DummyHittable(),
VisualElements = new IVisualElement[0]
});
}
}
public WallDefaultViewpointMechanism(ISceneNode node, TargetedControlledCameraY.Props props)
{
this.node = node;
this.props = props;
FixedCamera = CreateControlledViewpoint();
}
