private void Capture(Topology.Face face)
{
var color = _faceBoardStates[face];
if (color == BoardState.Empty)
{
return;
}
int captureCount = 0;
TopologyVisitor.VisitFaces(face, (FaceVisitor visitor) =>
{
var visitColor = _faceBoardStates[visitor.face];
if (visitColor == color)
{
SetPiece(visitor.face, null);
_faceBoardStates[visitor.face] = BoardState.Empty;
++captureCount;
visitor.VisitInternalNeighbors();
}
});
if (color == BoardState.Black)
{
_blackCount -= captureCount;
blackCountText.text = _blackCount.ToString();
}
else
{
_whiteCount -= captureCount;
whiteCountText.text = _whiteCount.ToString();
}
}
private bool HasLiberties(Topology.Face face)
{
var color = _faceBoardStates[face];
if (color == BoardState.Empty)
{
return(true);
}
bool hasLiberties = false;
TopologyVisitor.VisitFaces(face, (FaceVisitor visitor) =>
{
var visitColor = _faceBoardStates[visitor.face];
if (visitColor == BoardState.Empty)
{
hasLiberties = true;
visitor.Break();
}
else if (visitColor == color)
{
visitor.VisitInternalNeighbors();
}
});
return(hasLiberties);
}
private void ObscureUnitVicinity(Topology.Face face)
{
_faceSightCounts[face] -= 1;
_dynamicMesh.RebuildFace(face, _faceTriangulation);
TopologyVisitor.VisitFacesInBreadthFirstOrder(face, (FaceVisitor visitor) =>
{
_faceSightCounts[visitor.face] -= 1;
_dynamicMesh.RebuildFace(visitor.face, _faceTriangulation);
if (visitor.depth < 3)
{
visitor.VisitAllNeighbors();
}
});
}
private void RevealUnitVicinity(Topology.Face face)
{
_faceSeenStates[face] = true;
_faceSightCounts[face] += 1;
_dynamicMesh.RebuildFace(face, _faceTriangulation);
TopologyVisitor.VisitFacesInBreadthFirstOrder(face, (FaceVisitor visitor) =>
{
_faceSeenStates[visitor.face] = true;
if (visitor.depth <= fullSightDistance)
{
_faceSightCounts[visitor.face] += 1;
}
_dynamicMesh.RebuildFace(visitor.face, _faceTriangulation);
if (visitor.depth < limitedSightDistance)
{
visitor.VisitAllNeighbors();
}
});
}
private void ClearBlockedFaces(Topology.Face face)
{
_faceBlockedStates[face] = false;
_dynamicMesh.RebuildFace(face, _triangulationNormal);
TopologyVisitor.VisitFacesInBreadthFirstOrder(face,
(FaceVisitor visitor) =>
{
if (_faceBlockedStates[visitor.face] == true)
{
_faceBlockedStates[visitor.face] = false;
_dynamicMesh.RebuildFace(visitor.face, _triangulationNormal);
}
if (visitor.depth < clearRadius)
{
visitor.VisitInternalNeighbors();
}
});
}
protected void Start()
{
orbitalCamera.enabled = !isInverted;
pivotalCamera.enabled = isInverted;
exteriorLight.enabled = !isInverted;
interiorLight.enabled = isInverted;
_lightVector = (isInverted ? interiorLight : exteriorLight).transform.position;
_lightAxis = Vector3.Cross(Vector3.Cross(Vector3.up, _lightVector), _lightVector);
RenderSettings.ambientLight = new Color(0.3f, 0.4f, 0.5f);
RenderSettings.ambientIntensity = 0.25f;
RenderSettings.customReflection = whiteCubeMap;
RenderSettings.reflectionIntensity = 0.125f;
RenderSettings.defaultReflectionMode = UnityEngine.Rendering.DefaultReflectionMode.Custom;
_picker = GetComponent <FaceSpatialPartitioningPicker>();
_surface = SphericalSurface.Create(Vector3.up, Vector3.right, 10f, isInverted);
Vector3[] baseVertexPositionsArray;
Topology baseTopology;
SphericalManifoldUtility.CreateIcosahedron(_surface, out baseTopology, out baseVertexPositionsArray);
Vector3[] vertexPositionsArray;
SphericalManifoldUtility.Subdivide(_surface, baseTopology, baseVertexPositionsArray.AsVertexAttribute(), topologySubdivision, out _topology, out vertexPositionsArray);
_vertexPositions = PositionalVertexAttribute.Create(_surface, vertexPositionsArray);
SphericalManifoldUtility.MakeDual(_surface, _topology, _vertexPositions, out vertexPositionsArray);
_vertexPositions = PositionalVertexAttribute.Create(_surface, vertexPositionsArray);
var regularityWeight = 0.5f;
var equalAreaWeight = 1f - regularityWeight;
var regularityRelaxedVertexPositions = new Vector3[_topology.vertices.Count].AsVertexAttribute();
var equalAreaRelaxedVertexPositions = new Vector3[_topology.vertices.Count].AsVertexAttribute();
var relaxedVertexPositions = regularityRelaxedVertexPositions;
var faceCentroids = PositionalFaceAttribute.Create(_surface, _topology.internalFaces.Count);
var faceCentroidAngles = new float[_topology.faceEdges.Count].AsEdgeAttribute();
var vertexAreas = new float[_topology.vertices.Count].AsVertexAttribute();
FaceAttributeUtility.CalculateFaceCentroidsFromVertexPositions(_topology.internalFaces, _vertexPositions, faceCentroids);
VertexAttributeUtility.CalculateVertexAreasFromVertexPositionsAndFaceCentroids(_topology.vertices, _vertexPositions, faceCentroids, vertexAreas);
Func <float> relaxIterationFunction = () =>
{
SphericalManifoldUtility.RelaxVertexPositionsForRegularity(_surface, _topology, _vertexPositions, true, regularityRelaxedVertexPositions);
SphericalManifoldUtility.RelaxVertexPositionsForEqualArea(_surface, _topology, _vertexPositions, true, equalAreaRelaxedVertexPositions, faceCentroids, faceCentroidAngles, vertexAreas);
for (int i = 0; i < relaxedVertexPositions.Count; ++i)
{
relaxedVertexPositions[i] = regularityRelaxedVertexPositions[i] * regularityWeight + equalAreaRelaxedVertexPositions[i] * equalAreaWeight;
}
var relaxationAmount = SphericalManifoldUtility.CalculateRelaxationAmount(_vertexPositions, relaxedVertexPositions);
for (int i = 0; i < _vertexPositions.Count; ++i)
{
_vertexPositions[i] = relaxedVertexPositions[i];
}
return(relaxationAmount);
};
Func <bool> repairFunction = () =>
{
return(SphericalManifoldUtility.ValidateAndRepair(_surface, _topology, _vertexPositions, 0.5f, true));
};
Action relaxationLoopFunction = TopologyRandomizer.CreateRelaxationLoopFunction(20, 20, 0.95f, relaxIterationFunction, repairFunction);
TopologyRandomizer.Randomize(
_topology, 1, 0.1f,
3, 3, 5, 7, true,
_random,
relaxationLoopFunction);
_facePositions = PositionalFaceAttribute.Create(_surface, _topology.internalFaces.Count);
FaceAttributeUtility.CalculateFaceCentroidsFromVertexPositions(_topology.internalFaces, _vertexPositions, _facePositions);
_maximumFaceDistance = 0f;
foreach (var edge in _topology.faceEdges)
{
var distance = Geometry.AngleBetweenVectors(_facePositions[edge.nearFace], _facePositions[edge.farFace]) * _surface.radius;
_maximumFaceDistance = Mathf.Max(_maximumFaceDistance, distance);
}
_innerAngleBisectors = EdgeAttributeUtility.CalculateFaceEdgeBisectorsFromVertexPositions(_topology.internalFaces, _vertexPositions, _facePositions);
_innerVertexPositions = new Vector3[_topology.faceEdges.Count].AsEdgeAttribute();
foreach (var edge in _topology.faceEdges)
{
_innerVertexPositions[edge] = _vertexPositions[edge] + _innerAngleBisectors[edge] * 0.03f;
}
_faceNormals = FaceAttributeUtility.CalculateFaceNormalsFromSurface(_topology.faces, _surface, _facePositions);
_faceUVFrames = FaceAttributeUtility.CalculatePerFaceSphericalUVFramesFromFaceNormals(_topology.faces, _faceNormals, Quaternion.identity);
_faceOuterEdgeUVs = EdgeAttributeUtility.CalculatePerFaceUnnormalizedUVsFromVertexPositions(_topology.faces, _vertexPositions, _faceUVFrames);
_faceInnerEdgeUVs = EdgeAttributeUtility.CalculatePerFaceUnnormalizedUVsFromVertexPositions(_topology.faces, _innerVertexPositions, _faceUVFrames);
_faceCenterUVs = FaceAttributeUtility.CalculateUnnormalizedUVsFromFacePositions(_topology.faces, _facePositions, _faceUVFrames);
var faceMinUVs = new Vector2[_topology.faces.Count].AsFaceAttribute();
var faceRangeUVs = new Vector2[_topology.faces.Count].AsFaceAttribute();
FaceAttributeUtility.CalculateFaceEdgeMinAndRangeValues(_topology.faces, _faceOuterEdgeUVs, faceMinUVs, faceRangeUVs);
foreach (var face in _topology.faces)
{
var uvMin = faceMinUVs[face];
var uvRange = faceRangeUVs[face];
var adjusted = AspectRatioUtility.Expand(new Rect(uvMin.x, uvMin.y, uvRange.x, uvRange.y), 1f);
faceMinUVs[face] = adjusted.min;
faceRangeUVs[face] = adjusted.size;
}
_faceOuterEdgeUVs = EdgeAttributeUtility.CalculatePerFaceUniformlyNormalizedUVsFromFaceUVMinAndRange(_topology.faces, faceMinUVs, faceRangeUVs, _faceOuterEdgeUVs);
_faceInnerEdgeUVs = EdgeAttributeUtility.CalculatePerFaceUniformlyNormalizedUVsFromFaceUVMinAndRange(_topology.faces, faceMinUVs, faceRangeUVs, _faceInnerEdgeUVs);
_faceCenterUVs = FaceAttributeUtility.CalculateUniformlyNormalizedUVsFromFaceUVMinAndRange(_topology.faces, faceMinUVs, faceRangeUVs, _faceCenterUVs);
_partitioning = UniversalFaceSpatialPartitioning.Create(_surface, _topology, _vertexPositions);
_picker.partitioning = _partitioning;
_picker.enabled = true;
_faceTerrainIndices = new int[_topology.faces.Count].AsFaceAttribute();
var terrainWeights = new int[] { grassWeight, waterWeight, desertWeight, mountainWeight };
int terrainWeightSum = 0;
foreach (var weight in terrainWeights)
{
terrainWeightSum += weight;
}
var rootFaces = new List <Topology.Face>();
var rootFaceEdges = new List <Topology.FaceEdge>();
for (int regionIndex = 0; regionIndex < geographicalRegionCount; ++regionIndex)
{
Topology.Face face;
do
{
face = _topology.internalFaces[_random.Index(_topology.internalFaces.Count)];
} while (rootFaces.Contains(face));
rootFaces.Add(face);
foreach (var edge in face.edges)
{
rootFaceEdges.Add(edge);
}
_faceTerrainIndices[face] = _random.WeightedIndex(terrainWeights, terrainWeightSum);
}
TopologyVisitor.VisitFacesInRandomOrder(rootFaceEdges, (FaceEdgeVisitor visitor) =>
{
_faceTerrainIndices[visitor.edge.farFace] = _faceTerrainIndices[visitor.edge.nearFace];
visitor.VisitInternalNeighborsExceptSource();
},
_random);
_faceSeenStates = new bool[_topology.faces.Count].AsFaceAttribute();
_faceSightCounts = new int[_topology.faces.Count].AsFaceAttribute();
var triangulation = new SeparatedFacesUmbrellaTriangulation(2,
(Topology.FaceEdge edge, DynamicMesh.IIndexedVertexAttributes vertexAttributes) =>
{
var face = edge.nearFace;
var faceNormal = _faceNormals[face];
var gridOverlayU = GetGridOverlayU(false, _faceSeenStates[face], _faceSightCounts[face]);
vertexAttributes.position = _vertexPositions[edge];
vertexAttributes.normal = faceNormal;
vertexAttributes.uv1 = AdjustSurfaceUV(_faceOuterEdgeUVs[edge], _faceTerrainIndices[face]);
vertexAttributes.uv2 = new Vector2(gridOverlayU, 0f);
vertexAttributes.Advance();
vertexAttributes.position = _innerVertexPositions[edge];
vertexAttributes.normal = faceNormal;
vertexAttributes.uv1 = AdjustSurfaceUV(_faceInnerEdgeUVs[edge], _faceTerrainIndices[face]);
vertexAttributes.uv2 = new Vector2(gridOverlayU, 0.5f);
vertexAttributes.Advance();
},
(Topology.Face face, DynamicMesh.IIndexedVertexAttributes vertexAttributes) =>
{
vertexAttributes.position = _facePositions[face];
vertexAttributes.normal = _faceNormals[face];
vertexAttributes.uv1 = AdjustSurfaceUV(_faceCenterUVs[face], _faceTerrainIndices[face]);
vertexAttributes.uv2 = new Vector2(GetGridOverlayU(false, _faceSeenStates[face], _faceSightCounts[face]), 1f);
vertexAttributes.Advance();
});
_dynamicMesh = DynamicMesh.Create(
_topology.enumerableInternalFaces,
DynamicMesh.VertexAttributes.Position |
DynamicMesh.VertexAttributes.Normal |
DynamicMesh.VertexAttributes.UV1 |
DynamicMesh.VertexAttributes.UV2,
triangulation);
foreach (var mesh in _dynamicMesh.submeshes)
{
var meshObject = Instantiate(planetMeshPrefab);
meshObject.mesh = mesh;
meshObject.transform.SetParent(planetMeshes, false);
}
_faceUnits = new Transform[_topology.faces.Count].AsFaceAttribute();
for (int i = 0; i < unitCount; ++i)
{
Topology.Face face;
do
{
face = _topology.internalFaces[_random.Index(_topology.internalFaces.Count)];
} while (_faceTerrainIndices[face] == 1 || _faceUnits[face] != null);
var unit = Instantiate(unitPrefab);
unit.SetParent(units, false);
unit.transform.position = _facePositions[face] + _faceNormals[face] * 0.15f;
_faceUnits[face] = unit;
RevealUnitVicinity(face);
}
_dynamicMesh.RebuildMesh(DynamicMesh.VertexAttributes.UV2);
}
public override IEnumerator BeginGeneration()
{
var topology = topologyInputSlot.GetAsset <Topology>();
var faceGroupIndices = new int[topology.internalFaces.Count].AsFaceAttribute();
List <int>[] faceGroupFaceIndices;
var random = randomness.GetRandom();
var clampedRootCount = Mathf.Clamp(groupCount, 1, topology.internalFaces.Count);
faceGroupFaceIndices = new List <int> [clampedRootCount];
var waitHandle = executive.GenerateConcurrently(() =>
{
var rootFaces = new List <Topology.Face>();
var rootFaceEdges = new List <Topology.FaceEdge>();
for (int faceGroupIndex = 0; faceGroupIndex < clampedRootCount; ++faceGroupIndex)
{
faceGroupFaceIndices[faceGroupIndex] = new List <int>();
Topology.Face face;
do
{
face = topology.internalFaces[random.Index(topology.internalFaces.Count)];
} while (rootFaces.Contains(face));
rootFaces.Add(face);
foreach (var edge in face.edges)
{
if (edge.face.isInternal)
{
rootFaceEdges.Add(edge);
}
}
faceGroupIndices[face] = faceGroupIndex;
faceGroupFaceIndices[faceGroupIndex].Add(face.index);
}
TopologyVisitor.VisitFacesInRandomOrder(
rootFaceEdges,
(FaceEdgeVisitor visitor) =>
{
var faceGroupIndex = faceGroupIndices[visitor.edge.nearFace];
faceGroupIndices[visitor.edge] = faceGroupIndex;
faceGroupFaceIndices[faceGroupIndex].Add(visitor.edge.face.index);
visitor.VisitInternalNeighborsExceptSource();
},
random);
});
while (waitHandle.WaitOne(10) == false)
{
yield return(null);
}
faceGroupOutputSlots = GeneratorUtility.ResizeArray(faceGroupOutputSlots, faceGroupFaceIndices.Length,
(int index) =>
{
return(OutputSlot.CreateGrouped <FaceGroup>(this, string.Format("Face Group {0}", index), faceGroupCollectionOutputSlot.name, true, OutputSlot.Availability.DuringGeneration));
},
(OutputSlot output, int index) =>
{
output.DisconnectAll();
output.path = faceGroupCollectionOutputSlot.name;
return(output);
});
var faceGroupCollection = FaceGroupCollection.Create(faceGroupFaceIndices.Length);
for (int faceGroupIndex = 0; faceGroupIndex < faceGroupFaceIndices.Length; ++faceGroupIndex)
{
var faceGroup = ArrayFaceGroup.Create(topology, faceGroupFaceIndices[faceGroupIndex].ToArray()).SetName(faceGroupOutputSlots[faceGroupIndex].name);
faceGroupCollection.faceGroups[faceGroupIndex] = faceGroupOutputSlots[faceGroupIndex].SetAsset(faceGroup);
}
faceGroupCollectionOutputSlot.SetAsset(faceGroupCollection);
faceGroupIndicesOutputSlot.SetAsset(IntFaceAttribute.Create(faceGroupIndices.array));
yield break;
}