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]
});
}
}
private void ArrangeAndDecorateRoot(IStoryGraph sg)
{
var nodeIndex = sg.Root;
var aStory = sg.Aspects[nodeIndex];
var node = sg.NodeObjects[nodeIndex];
var adaptiveChildren = sg.Children[nodeIndex];
var numChildren = adaptiveChildren.Count;
var visuals = new List <IVisualElement>();
// todo: refactor to CenterLayout struct
var wallRadius = 1f;
var alpha = MathHelper.PiOver2;
if (numChildren > 2)
{
alpha = MathHelper.TwoPi / (2 * numChildren);
wallRadius = corridorHalfWidth / MathHelper.Tan(alpha / 2f);
}
for (int i = 0; i < numChildren; i++)
{
var centerAngle = alpha * (1 + 2 * i);
var pos = new Vector3(
wallRadius * MathHelper.Cos(centerAngle),
wallRadius * MathHelper.Sin(centerAngle),
0);
var rotation = Quaternion.RotationZ(-centerAngle + MathHelper.PiOver2);
visuals.Add(CorridorWall(rotation, pos));
}
for (int i = 0; i < numChildren; i++)
{
var child = adaptiveChildren[i];
var centerAngle = alpha * (2 * i);
var doorPos = new Vector3(
wallRadius * MathHelper.Cos(centerAngle),
wallRadius * MathHelper.Sin(centerAngle),
0);
var forward = doorPos.Normalize();
var rotation = Quaternion.RotationZ(-centerAngle + MathHelper.PiOver2);
if (sg.Children[child].Any())
{
sg.NodeObjects[child].Transform = new Transform(1, rotation, doorPos);
ArrangeAndDecorateIntermediate(child, sg);
}
else
{
sg.NodeObjects[child].Transform = new Transform(1, rotation, doorPos - forward * FrustumDistance);
ArrangeAndDecorateLeaf(child, sg);
}
}
// floor
visuals.Add(ModelVisualElement.New()
.SetModel(floorModel)
.SetMaterial(floorMaterial)
.SetRenderState(StandardRenderState.New()
.SetCullFace(CullFace.Back)
.FromGlobalCache())
.SetTransform(new Transform(1, Quaternion.Identity, new Vector3(0, 0, centerHeight - ceilingHalfHeight))));
// ceiling
visuals.Add(ModelVisualElement.New()
.SetModel(ceilingModel)
.SetMaterial(ceilingMaterial)
.SetRenderState(StandardRenderState.New()
.SetCullFace(CullFace.Back)
.FromGlobalCache())
.SetTransform(new Transform(1, Quaternion.Identity, new Vector3(0, 0, centerHeight + ceilingHalfHeight))));
var viewpointProps = new LookAroundCamera.Props
{
Distance = 24,
FieldOfView = MathHelper.PiOver2,
ZNear = 0.1f,
ZFar = 100.0f,
Pitch = 0
};
aStory.SetDynamicParts(new StoryNodeDynamicParts
{
DefaultViewpointMechanism = new SphereDefaultViewpointMechanism(node, viewpointProps),
Hittable = new DummyHittable(),
VisualElements = visuals
});
}
public SphereDefaultViewpointMechanism(ISceneNode node, LookAroundCamera.Props props)
{
this.node = node;
this.props = props;
FixedCamera = CreateControlledViewpoint();
}