public unsafe void TryClearCell(ulong packedCoord) { MyNavmeshComponents.CellInfo info; if (this.m_triangleLists.ContainsKey(packedCoord)) { this.ClearCachedCell(packedCoord); } this.RemoveExplored(packedCoord); if (this.m_navmeshComponents.TryGetCell(packedCoord, out info)) { for (int i = 0; i < info.ComponentNum; i++) { int index = info.StartingIndex + i; this.m_mesh.HighLevelGroup.RemovePrimitive(index); } foreach (Base6Directions.Direction direction in Base6Directions.EnumDirections) { Base6Directions.DirectionFlags directionFlag = Base6Directions.GetDirectionFlag(direction); if (info.ExploredDirections.HasFlag(directionFlag)) { MyNavmeshComponents.CellInfo info2; Vector3I intVector = Base6Directions.GetIntVector(direction); MyCellCoord coord = new MyCellCoord(); coord.SetUnpack(packedCoord); MyCellCoord *coordPtr1 = (MyCellCoord *)ref coord; coordPtr1->CoordInLod = (Vector3I)(coord.CoordInLod + intVector); if (this.m_navmeshComponents.TryGetCell(coord.PackId64(), out info2)) { Base6Directions.DirectionFlags flags2 = Base6Directions.GetDirectionFlag(Base6Directions.GetFlippedDirection(direction)); this.m_navmeshComponents.SetExplored(coord.PackId64(), info2.ExploredDirections & ((byte)~flags2)); } } } this.m_navmeshComponents.ClearCell(packedCoord, ref info); } }
internal unsafe ContainmentType Intersect(ref BoundingBoxI box, bool lazy) { int stackIdx = 0; int stackSize = MySparseOctree.EstimateStackSize(m_treeHeight); MyCellCoord *stack = stackalloc MyCellCoord[stackSize]; MyCellCoord data = new MyCellCoord(m_treeHeight - 1, ref Vector3I.Zero); stack[stackIdx++] = data; Vector3I minInLod = box.Min; Vector3I maxInLod = box.Max; MyOctreeNode node; Vector3I childPosRelative, min, max, nodePositionInChild; int lodDiff; // TODO(DI): Add support for checking for containment somehow, this needs neighbourhood information which kinda sucks. ContainmentType cont = ContainmentType.Disjoint; while (stackIdx > 0) { Debug.Assert(stackIdx <= stackSize); data = stack[--stackIdx]; node = m_nodes[data.PackId32()]; lodDiff = data.Lod; min = minInLod >> lodDiff; max = maxInLod >> lodDiff; nodePositionInChild = data.CoordInLod << 1; min -= nodePositionInChild; max -= nodePositionInChild; for (int i = 0; i < MyOctreeNode.CHILD_COUNT; ++i) { ComputeChildCoord(i, out childPosRelative); if (!childPosRelative.IsInsideInclusive(ref min, ref max)) { continue; } if (data.Lod > 0 && node.HasChild(i)) { Debug.Assert(stackIdx < stackSize); stack[stackIdx++] = new MyCellCoord(data.Lod - 1, nodePositionInChild + childPosRelative); } else { var nodeData = node.Data[i]; if (lodDiff == 0) { if (nodeData != 0) { return(ContainmentType.Intersects); } } else { BoundingBoxI nodeBox; nodeBox.Min = nodePositionInChild + childPosRelative; nodeBox.Min <<= lodDiff; nodeBox.Max = nodeBox.Min + (1 << lodDiff) - 1; Vector3I.Max(ref nodeBox.Min, ref minInLod, out nodeBox.Min); Vector3I.Min(ref nodeBox.Max, ref maxInLod, out nodeBox.Max); bool res; nodeBox.Intersects(ref nodeBox, out res); if (res) { return(ContainmentType.Intersects); } } } } } return(cont); }
internal unsafe void ReadRange(MyStorageData target, MyStorageDataTypeEnum type, ref Vector3I writeOffset, int lodIndex, ref Vector3I minInLod, ref Vector3I maxInLod) { ProfilerShort.Begin("MySparseOctree2.ReadRangeToContent"); try { int stackIdx = 0; int stackSize = MySparseOctree.EstimateStackSize(m_treeHeight); MyCellCoord *stack = stackalloc MyCellCoord[stackSize]; MyCellCoord data = new MyCellCoord(m_treeHeight - 1, ref Vector3I.Zero); stack[stackIdx++] = data; MyOctreeNode node; Vector3I childPosRelative, min, max, nodePositionInChild; int lodDiff; while (stackIdx > 0) { Debug.Assert(stackIdx <= stackSize); data = stack[--stackIdx]; node = m_nodes[data.PackId32()]; lodDiff = data.Lod - lodIndex; min = minInLod >> lodDiff; max = maxInLod >> lodDiff; nodePositionInChild = data.CoordInLod << 1; min -= nodePositionInChild; max -= nodePositionInChild; for (int i = 0; i < MyOctreeNode.CHILD_COUNT; ++i) { ComputeChildCoord(i, out childPosRelative); if (!childPosRelative.IsInsideInclusive(ref min, ref max)) { continue; } if (lodIndex < data.Lod && node.HasChild(i)) { Debug.Assert(stackIdx < stackSize); stack[stackIdx++] = new MyCellCoord(data.Lod - 1, nodePositionInChild + childPosRelative); } else { var nodeData = node.Data[i]; var childMin = nodePositionInChild + childPosRelative; if (lodDiff == 0) { var write = writeOffset + childMin - minInLod; target.Set(type, ref write, nodeData); } else { childMin <<= lodDiff; var childMax = childMin + (1 << lodDiff) - 1; Vector3I.Max(ref childMin, ref minInLod, out childMin); Vector3I.Min(ref childMax, ref maxInLod, out childMax); for (int z = childMin.Z; z <= childMax.Z; ++z) { for (int y = childMin.Y; y <= childMax.Y; ++y) { for (int x = childMin.X; x <= childMax.X; ++x) { var write = writeOffset; write.X += x - minInLod.X; write.Y += y - minInLod.Y; write.Z += z - minInLod.Z; target.Set(type, ref write, nodeData); } } } } } } } } finally { ProfilerShort.End(); } }
internal unsafe void ReadRange <TOperator>(ref TOperator target, MyStorageDataTypeEnum type, ref Vector3I writeOffset, int lodIndex, ref Vector3I minInLod, ref Vector3I maxInLod) where TOperator : struct, IVoxelOperator { try { MyCellCoord *coordPtr = (MyCellCoord *)stackalloc byte[(((IntPtr)EstimateStackSize(this.m_treeHeight)) * sizeof(MyCellCoord))]; MyCellCoord coord = new MyCellCoord(this.m_treeHeight - 1, ref Vector3I.Zero); int index = 0 + 1; coordPtr[index] = coord; while (index > 0) { coord = coordPtr[--index]; MyOctreeNode node = this.m_nodes[coord.PackId32()]; int num3 = coord.Lod - lodIndex; Vector3I vectori4 = coord.CoordInLod << 1; Vector3I min = (minInLod >> num3) - vectori4; Vector3I max = (maxInLod >> num3) - vectori4; for (int i = 0; i < 8; i++) { Vector3I vectori; this.ComputeChildCoord(i, out vectori); if (vectori.IsInsideInclusiveEnd(ref min, ref max)) { if ((lodIndex < coord.Lod) && node.HasChild(i)) { index++; coordPtr[index] = new MyCellCoord(coord.Lod - 1, (Vector3I)(vectori4 + vectori)); } else { byte inOutContent = &node.Data.FixedElementField[i]; Vector3I result = (Vector3I)(vectori4 + vectori); if (num3 == 0) { Vector3I position = (Vector3I)((writeOffset + result) - minInLod); target.Op(ref position, type, ref inOutContent); } else { result = result << num3; Vector3I vectori7 = (Vector3I)((result + (1 << (num3 & 0x1f))) - 1); Vector3I *vectoriPtr1 = (Vector3I *)ref result; Vector3I.Max(ref (Vector3I) ref vectoriPtr1, ref minInLod, out result); Vector3I *vectoriPtr2 = (Vector3I *)ref vectori7; Vector3I.Min(ref (Vector3I) ref vectoriPtr2, ref maxInLod, out vectori7); int z = result.Z; while (z <= vectori7.Z) { int y = result.Y; while (true) { if (y > vectori7.Y) { z++; break; } int x = result.X; while (true) { if (x > vectori7.X) { y++; break; } Vector3I position = writeOffset; int * numPtr1 = (int *)ref position.X; numPtr1[0] += x - minInLod.X; int *numPtr2 = (int *)ref position.Y; numPtr2[0] += y - minInLod.Y; int *numPtr3 = (int *)ref position.Z; numPtr3[0] += z - minInLod.Z; target.Op(ref position, type, ref inOutContent); x++; } } } } } } } } } finally { } }
internal unsafe ContainmentType Intersect(ref BoundingBoxI box, int lod, bool exhaustiveContainmentCheck = true) { MyCellCoord *coordPtr = (MyCellCoord *)stackalloc byte[(((IntPtr)EstimateStackSize(this.m_treeHeight)) * sizeof(MyCellCoord))]; MyCellCoord coord = new MyCellCoord(this.m_treeHeight - 1, ref Vector3I.Zero); int index = 0 + 1; coordPtr[index] = coord; Vector3I min = box.Min; Vector3I max = box.Max; ContainmentType disjoint = ContainmentType.Disjoint; while (index > 0) { coord = coordPtr[--index]; MyOctreeNode node = this.m_nodes[coord.PackId32()]; int num3 = coord.Lod; Vector3I vectori6 = coord.CoordInLod << 1; Vector3I vectori4 = (min >> num3) - vectori6; Vector3I vectori5 = (max >> num3) - vectori6; for (int i = 0; i < 8; i++) { Vector3I vectori3; this.ComputeChildCoord(i, out vectori3); if (vectori3.IsInsideInclusiveEnd(ref vectori4, ref vectori5)) { if ((coord.Lod > 0) && node.HasChild(i)) { index++; coordPtr[index] = new MyCellCoord(coord.Lod - 1, (Vector3I)(vectori6 + vectori3)); } else { byte num5 = &node.Data.FixedElementField[i]; if (num3 == 0) { if (num5 != 0) { return(ContainmentType.Intersects); } } else { BoundingBoxI xi; bool flag; xi.Min = (Vector3I)(vectori6 + vectori3); Vector3I *vectoriPtr1 = (Vector3I *)ref xi.Min; vectoriPtr1[0] = vectoriPtr1[0] << num3; BoundingBoxI *xiPtr1 = (BoundingBoxI *)ref xi; xiPtr1->Max = (Vector3I)((xi.Min + (1 << (num3 & 0x1f))) - 1); Vector3I.Max(ref xi.Min, ref min, out xi.Min); Vector3I.Min(ref xi.Max, ref max, out xi.Max); ((BoundingBoxI *)ref xi).Intersects(ref xi, out flag); if (flag) { return(ContainmentType.Intersects); } } } } } } return(disjoint); }
private static unsafe void ReadRange( MyStorageDataCache target, ref Vector3I targetWriteOffset, MyStorageDataTypeEnum type, int treeHeight, Dictionary <UInt64, MyOctreeNode> nodes, Dictionary <UInt64, IMyOctreeLeafNode> leaves, int lodIndex, ref Vector3I minInLod, ref Vector3I maxInLod) { int stackIdx = 0; int stackSize = MySparseOctree.EstimateStackSize(treeHeight); MyCellCoord *stack = stackalloc MyCellCoord[stackSize]; MyCellCoord data = new MyCellCoord(treeHeight + LeafLodCount, ref Vector3I.Zero); stack[stackIdx++] = data; MyCellCoord cell = new MyCellCoord(); while (stackIdx > 0) { Debug.Assert(stackIdx <= stackSize); data = stack[--stackIdx]; cell.Lod = data.Lod - LeafLodCount; cell.CoordInLod = data.CoordInLod; int lodDiff; IMyOctreeLeafNode leaf; if (leaves.TryGetValue(cell.PackId64(), out leaf)) { lodDiff = data.Lod - lodIndex; var rangeMinInDataLod = minInLod >> lodDiff; var rangeMaxInDataLod = maxInLod >> lodDiff; if (data.CoordInLod.IsInsideInclusive(ref rangeMinInDataLod, ref rangeMaxInDataLod)) { var nodePosInLod = data.CoordInLod << lodDiff; var writeOffset = nodePosInLod - minInLod; Vector3I.Max(ref writeOffset, ref Vector3I.Zero, out writeOffset); writeOffset += targetWriteOffset; var lodSizeMinusOne = new Vector3I((1 << lodDiff) - 1); var minInLeaf = Vector3I.Clamp(minInLod - nodePosInLod, Vector3I.Zero, lodSizeMinusOne); var maxInLeaf = Vector3I.Clamp(maxInLod - nodePosInLod, Vector3I.Zero, lodSizeMinusOne); leaf.ReadRange(target, ref writeOffset, lodIndex, ref minInLeaf, ref maxInLeaf); } continue; } cell.Lod -= 1; lodDiff = data.Lod - 1 - lodIndex; var node = nodes[cell.PackId64()]; var min = minInLod >> lodDiff; var max = maxInLod >> lodDiff; var nodePositionInChild = data.CoordInLod << 1; min -= nodePositionInChild; max -= nodePositionInChild; for (int i = 0; i < MyOctreeNode.CHILD_COUNT; ++i) { Vector3I childPosRelative; ComputeChildCoord(i, out childPosRelative); if (!childPosRelative.IsInsideInclusive(ref min, ref max)) { continue; } if (lodIndex < data.Lod && node.HasChild(i)) { Debug.Assert(stackIdx < stackSize); stack[stackIdx++] = new MyCellCoord(data.Lod - 1, nodePositionInChild + childPosRelative); } else { var childMin = nodePositionInChild + childPosRelative; childMin <<= lodDiff; var writeOffset = childMin - minInLod; Vector3I.Max(ref writeOffset, ref Vector3I.Zero, out writeOffset); writeOffset += targetWriteOffset; var nodeData = node.GetData(i); if (lodDiff == 0) { target.Set(type, ref writeOffset, nodeData); } else { var childMax = childMin + ((1 << lodDiff) - 1); Vector3I.Max(ref childMin, ref minInLod, out childMin); Vector3I.Min(ref childMax, ref maxInLod, out childMax); for (int z = childMin.Z; z <= childMax.Z; ++z) { for (int y = childMin.Y; y <= childMax.Y; ++y) { for (int x = childMin.X; x <= childMax.X; ++x) { Vector3I write = writeOffset; write.X += x - childMin.X; write.Y += y - childMin.Y; write.Z += z - childMin.Z; target.Set(type, ref write, nodeData); } } } } } } } }