public static int GetChunkIndex(Vector3Int chunkPosition, Vector3Int chunkSize, Vector3Int volumeSize)
{
var chunkDimensions = new Vector3Int(
volumeSize.x / chunkSize.x,
volumeSize.y / chunkSize.y,
volumeSize.z / chunkSize.z);
return(VoxelUtility.GetVoxelIndex(chunkPosition, chunkDimensions));
}
private VoxelEntity GetVoxelAtPosition(int x, int y, int z, Dictionary <int, byte> voxelsDictionary)
{
var hash = VoxelUtility.GetHashByPosition(x, y, z);
if (voxelsDictionary.ContainsKey(hash))
{
return(new VoxelEntity
{
colorIndex = 2,
data = 100
});
}
return(new VoxelEntity());
}
public void Execute()
{
var volumeSize = new Vector3Int(
geometryVolumeRequest.model.Size.x,
geometryVolumeRequest.model.Size.y,
geometryVolumeRequest.model.Size.z);
var volumeVoxels = geometryVolumeRequest.model.Voxels;
var volumePalette = geometryVolumeRequest.model.Palette;
var chunkSize = geometryVolumeRequest.chunkSize;
var chunkIndex = geometryVolumeRequest.chunkPosition * chunkSize;
var scale = geometryVolumeRequest.scale;
var pivot = geometryVolumeRequest.pivot;
var faceColorMultipliers = geometryVolumeRequest.faceColorMultipliers;
var neighbourDirections = new VoxelGeometryNeighbourDirection();
var edgeColorMultiplier = geometryVolumeRequest.edgeColorMultiplier;
var cornerColorMultiplier = geometryVolumeRequest.cornerColorMultiplier;
var facesCount = 0;
var voxelsCount = chunkSize.x * chunkSize.y * chunkSize.z;
for (var voxelIndex = 0; voxelIndex < voxelsCount; voxelIndex++)
{
var pos = VoxelUtility.GetVoxelPosition(voxelIndex, chunkSize);
var x = pos.x;
var y = pos.y;
var z = pos.z;
var voxel = GetVoxelAtPosition(pos.x, pos.y, pos.z, chunkIndex, volumeVoxels, volumeSize);
if (voxel.IsSolid)
{
var voxelColor = volumePalette[voxel.colorIndex];
var i = 1 * scale;
var xScale = x * scale - 0.5f;
var yScale = y * scale - 0.5f + i;
var zScale = z * scale - 0.5f;
xScale -= chunkSize.x * scale * pivot.x - 0.5f;
yScale -= chunkSize.y * scale * pivot.y - 0.5f;
zScale -= chunkSize.z * scale * pivot.z - 0.5f;
var xScalePlusI = xScale + i;
var yScaleMinusI = yScale - i;
var zScalePlusI = zScale + i;
for (var neighbourIndex = 0; neighbourIndex < 6; neighbourIndex++)
{
var neighbourDirection = neighbourDirections[neighbourIndex];
var neighbourVoxelPosition = pos + neighbourDirection;
var neighbourVoxel = GetVoxelAtPosition(neighbourVoxelPosition, chunkIndex,
volumeVoxels, volumeSize);
if (neighbourVoxel.IsEmpty)
{
var flip = false;
var faceIndex = facesCount;
var face = faceIndex;
var trianglesIndex = faceIndex * 6;
var baseVertexIndex = faceIndex * 4;
var faceColorMultiplier = faceColorMultipliers[neighbourIndex];
var baseColor = ColorUtility.GetClampedColor32(
voxelColor.r + voxelColor.r * faceColorMultiplier,
voxelColor.g + voxelColor.g * faceColorMultiplier,
voxelColor.b + voxelColor.b * faceColorMultiplier);
for (var vertexIndex = 0; vertexIndex < 4; vertexIndex++)
{
var vertexPosition = new Vector3();
var vertexColor = baseColor; //ColorUtility.GetFaceColor32(baseColor, ec2, ec1, ec4, cc2, cc1, cc4,
//vertexIndex, edgeColorMultiplier, cornerColorMultiplier, ref flip);
vertices[baseVertexIndex + vertexIndex] = vertexPosition;
colors[baseVertexIndex + vertexIndex] = vertexColor;
}
var quadFace = face * 4;
if (!flip)
{
var quadFace2 = quadFace + 2;
indices[trianglesIndex] = quadFace;
indices[trianglesIndex + 1] = quadFace + 1;
indices[trianglesIndex + 2] = quadFace2;
indices[trianglesIndex + 3] = quadFace;
indices[trianglesIndex + 4] = quadFace2;
indices[trianglesIndex + 5] = quadFace + 3;
}
else
{
var quadFace1 = quadFace + 1;
var quadFace3 = quadFace + 3;
indices[trianglesIndex] = quadFace3;
indices[trianglesIndex + 1] = quadFace;
indices[trianglesIndex + 2] = quadFace1;
indices[trianglesIndex + 3] = quadFace3;
indices[trianglesIndex + 4] = quadFace1;
indices[trianglesIndex + 5] = quadFace + 2;
}
}
}
}
}
elementLengths[0] = facesCount * 4;
elementLengths[1] = facesCount * 6;
}
public VoxelPhysicsResponse Execute()
{
if (startPosition.y <= 1)
{
return(new VoxelPhysicsResponse());
}
if (startVoxel.IsEmpty)
{
return(new VoxelPhysicsResponse());
}
var volumeSize = voxelsSize;
var directionMask = new VoxelPhysicsDirectionMask();
var closedList = new Hashtable <int>(1024 * 128);
var openList = new VoxelPhysicsHeap(1024 * 128);
var startElement = new VoxelPhysicsHeapElement(startPosition);
openList.Put(startElement);
closedList.Add(startElement.Key);
while (!openList.IsEmpty)
{
var currentElement = openList.Extract();
if (currentElement.Y <= 1)
{
return(new VoxelPhysicsResponse());
}
for (var k = 0; k < 6; k++)
{
var direction = directionMask[k];
var currentElementPosition = currentElement.Position;
var currentDirection = new Vector3Int(
currentElementPosition.x + direction.x,
currentElementPosition.y + direction.y,
currentElementPosition.z + direction.z);
var element = new VoxelPhysicsHeapElement(currentDirection.x, currentDirection.y, currentDirection.z);
var key = element.Key;
var voxelIndex = VoxelUtility.GetVoxelIndex(currentDirection.x, currentDirection.y, currentDirection.z, volumeSize);
var voxel = volumeVoxels[voxelIndex];
if (currentDirection.y >= 0 && currentDirection.y < volumeSize.y &&
currentDirection.x >= 0 && currentDirection.x < volumeSize.x &&
currentDirection.z >= 0 && currentDirection.z < volumeSize.z &&
voxel.IsSolid && !closedList.ContainsKey(key))
{
openList.Put(element);
closedList.Add(element.Key);
}
}
}
var bounds = new VoxelPhysicsBounds(int.MaxValue, int.MinValue);
var voxels = voxelsList;
var voxelsPositions = voxelsDictionary;
var volVoxels = volumeVoxels;
var entries = closedList.Entries;
var entriesCount = entries.Length;
for (var i = 0; i < entriesCount; i++)
{
var entry = entries[i];
if (!entry.IsEmpty)
{
var key = entries[i].key;
var position = VoxelUtility.GetPositionByHash(key);
var index = VoxelUtility.GetVoxelIndex(position, volumeSize);
ref var voxel = ref volVoxels[index];
voxels.Add(new VoxelFallingEntity
{
colorIndex = voxel.colorIndex,
position = new VoxelPosition(key)
});
voxelsPositions.Add(key, 0);
voxel.data = 0;
voxel.colorIndex = 0;
if (bounds.min.x > position.x)
{
bounds.min.x = position.x;
}
if (bounds.max.x < position.x)
{
bounds.max.x = position.x;
}
if (bounds.min.y > position.y)
{
bounds.min.y = position.y;
}
if (bounds.max.y < position.y)
{
bounds.max.y = position.y;
}
if (bounds.min.z > position.z)
{
bounds.min.z = position.z;
}
if (bounds.max.z < position.z)
{
bounds.max.z = position.z;
}
}
}
public VoxelPhysicsResponse Execute(VoxelPhysicsRequest request, VoxelModel model)
{
var volumeSize = model.Size;
var collapseVoxels = new List <VoxelFallingEntity>(512 * 512);
var voxelsDictionary = new Dictionary <int, byte>(1024 * 256);
var position = request.initialPosition;
var bounds = new VoxelPhysicsBounds(int.MaxValue, int.MinValue);
var isDestructed = false;
var voxelIndex = VoxelUtility.GetVoxelIndex(position, volumeSize);
var voxel = model.GetVoxel(voxelIndex);
var pivot = new Vector3();
if (voxel.IsEmpty)
{
var directionMask = new VoxelPhysicsDirectionMask(VoxelPhysicsDirectionMaskPriorityType.TopYPriority);
for (var v = 0; v < 6; v++)
{
var direction = directionMask[v];
var currentPosition = new Vector3Int(
position.x + direction.x,
position.y + direction.y,
position.z + direction.z);
voxelIndex = VoxelUtility.GetVoxelIndex(currentPosition, volumeSize);
voxel = model.GetVoxel(voxelIndex);
if (voxel.IsSolid)
{
var workerRequest = new VoxelPhysicsWorkerData
{
startVoxel = voxel,
initialPosition = currentPosition,
collapseVoxels = collapseVoxels,
voxelsDictionary = voxelsDictionary
};
var result = _worker.Execute(workerRequest, model);
if (result.isDestroyed)
{
for (var i = 0; i < 3; i++)
{
if (bounds.min[i] > result.fallingVoxelBounds.min[i])
{
bounds.min[i] = result.fallingVoxelBounds.min[i];
}
if (bounds.max[i] < result.fallingVoxelBounds.max[i])
{
bounds.max[i] = result.fallingVoxelBounds.max[i];
}
}
isDestructed = true;
}
}
}
}
var voxelsDictionaryCount = voxelsDictionary.Count;
pivot.x = pivot.x / voxelsDictionaryCount + 0.5F;
pivot.y = pivot.y / voxelsDictionaryCount + 0.5F;
pivot.z = pivot.z / voxelsDictionaryCount + 0.5F;
return(new VoxelPhysicsResponse
{
isDestroyed = isDestructed,
fallingVoxelList = collapseVoxels,
fallingVoxelDictionary = voxelsDictionary,
fallingVoxelBounds = bounds,
});
}
public void Execute()
{
var volumeSize = new Vector3Int(
geometryVolumeRequest.model.Size.x,
geometryVolumeRequest.model.Size.y,
geometryVolumeRequest.model.Size.z);
var volumeVoxels = geometryVolumeRequest.model.Voxels;
var volumePalette = geometryVolumeRequest.model.Palette;
var chunkSize = geometryVolumeRequest.chunkSize;
var chunkIndex = geometryVolumeRequest.chunkPosition * chunkSize;
var scale = geometryVolumeRequest.scale;
var pivot = geometryVolumeRequest.pivot;
var rightFaceColorMultiplier = geometryVolumeRequest.faceColorMultipliers[0];
var leftFaceColorMultiplier = geometryVolumeRequest.faceColorMultipliers[1];
var upperFaceColorMultiplier = geometryVolumeRequest.faceColorMultipliers[2];
var bottomFaceColorMultiplier = geometryVolumeRequest.faceColorMultipliers[3];
var frontFaceColorMultiplier = geometryVolumeRequest.faceColorMultipliers[4];
var backFaceColorMultiplier = geometryVolumeRequest.faceColorMultipliers[5];
var edgeColorMultiplier = geometryVolumeRequest.edgeColorMultiplier;
var cornerColorMultiplier = geometryVolumeRequest.cornerColorMultiplier;
var facesCount = 0;
var voxelsCount = chunkSize.x * chunkSize.y * chunkSize.z;
for (var voxelIndex = 0; voxelIndex < voxelsCount; voxelIndex++)
{
var pos = VoxelUtility.GetVoxelPosition(voxelIndex, chunkSize);
var x = pos.x;
var y = pos.y;
var z = pos.z;
var voxel = GetVoxelAtPosition(pos.x, pos.y, pos.z, chunkIndex, volumeVoxels, volumeSize);
if (voxel.IsSolid)
{
var voxelColor = volumePalette[voxel.colorIndex];
var xm1 = x - 1;
var xp1 = x + 1;
var ym1 = y - 1;
var yp1 = y + 1;
var zm1 = z - 1;
var zp1 = z + 1;
var rightVoxel = GetVoxelAtPosition(xp1, y, z, chunkIndex, volumeVoxels, volumeSize);
var leftVoxel = GetVoxelAtPosition(xm1, y, z, chunkIndex, volumeVoxels, volumeSize);
var upperVoxel = GetVoxelAtPosition(x, yp1, z, chunkIndex, volumeVoxels, volumeSize);
var bottomVoxel = GetVoxelAtPosition(x, ym1, z, chunkIndex, volumeVoxels, volumeSize);
var frontVoxel = GetVoxelAtPosition(x, y, zp1, chunkIndex, volumeVoxels, volumeSize);
var backVoxel = GetVoxelAtPosition(x, y, zm1, chunkIndex, volumeVoxels, volumeSize);
if (upperVoxel.IsEmpty || rightVoxel.IsEmpty || leftVoxel.IsEmpty ||
frontVoxel.IsEmpty || backVoxel.IsEmpty || bottomVoxel.IsEmpty)
{
var block01 = GetVoxelAtPosition(xm1, ym1, zp1, chunkIndex, volumeVoxels, volumeSize);
var block02 = GetVoxelAtPosition(x, ym1, zp1, chunkIndex, volumeVoxels, volumeSize);
var block03 = GetVoxelAtPosition(xp1, ym1, zp1, chunkIndex, volumeVoxels, volumeSize);
var block04 = GetVoxelAtPosition(xm1, ym1, z, chunkIndex, volumeVoxels, volumeSize);
var block06 = GetVoxelAtPosition(xp1, ym1, z, chunkIndex, volumeVoxels, volumeSize);
var block07 = GetVoxelAtPosition(xm1, ym1, zm1, chunkIndex, volumeVoxels, volumeSize);
var block08 = GetVoxelAtPosition(x, ym1, zm1, chunkIndex, volumeVoxels, volumeSize);
var block09 = GetVoxelAtPosition(xp1, ym1, zm1, chunkIndex, volumeVoxels, volumeSize);
var block11 = GetVoxelAtPosition(xm1, y, zp1, chunkIndex, volumeVoxels, volumeSize);
var block13 = GetVoxelAtPosition(xp1, y, zp1, chunkIndex, volumeVoxels, volumeSize);
var block17 = GetVoxelAtPosition(xm1, y, zm1, chunkIndex, volumeVoxels, volumeSize);
var block19 = GetVoxelAtPosition(xp1, y, zm1, chunkIndex, volumeVoxels, volumeSize);
var block21 = GetVoxelAtPosition(xm1, yp1, zp1, chunkIndex, volumeVoxels, volumeSize);
var block22 = GetVoxelAtPosition(x, yp1, zp1, chunkIndex, volumeVoxels, volumeSize);
var block23 = GetVoxelAtPosition(xp1, yp1, zp1, chunkIndex, volumeVoxels, volumeSize);
var block24 = GetVoxelAtPosition(xm1, yp1, z, chunkIndex, volumeVoxels, volumeSize);
var block26 = GetVoxelAtPosition(xp1, yp1, z, chunkIndex, volumeVoxels, volumeSize);
var block27 = GetVoxelAtPosition(xm1, yp1, zm1, chunkIndex, volumeVoxels, volumeSize);
var block28 = GetVoxelAtPosition(x, yp1, zm1, chunkIndex, volumeVoxels, volumeSize);
var block29 = GetVoxelAtPosition(xp1, yp1, zm1, chunkIndex, volumeVoxels, volumeSize);
var i = 1 * scale;
var xScale = x * scale - 0.5f;
var yScale = y * scale - 0.5f + i;
var zScale = z * scale - 0.5f;
xScale -= chunkSize.x * scale * pivot.x - 0.5f;
yScale -= chunkSize.y * scale * pivot.y - 0.5f;
zScale -= chunkSize.z * scale * pivot.z - 0.5f;
var xScalePlusI = xScale + i;
var yScaleMinusI = yScale - i;
var zScalePlusI = zScale + i;
var noneScaleAdj = new Vector3(xScale, yScale, zScale);
var xScaleAdj = new Vector3(xScalePlusI, yScale, zScale);
var xzScaleAdj = new Vector3(xScalePlusI, yScale, zScalePlusI);
var xyzScaleAdj = new Vector3(xScalePlusI, yScaleMinusI, zScalePlusI);
var xyScaleAdj = new Vector3(xScalePlusI, yScaleMinusI, zScale);
var yScaleAdj = new Vector3(xScale, yScaleMinusI, zScale);
var yzScaleAdj = new Vector3(xScale, yScaleMinusI, zScalePlusI);
var zScaleAdj = new Vector3(xScale, yScale, zScalePlusI);
if (rightVoxel.IsEmpty)
{
SetFace(
xyScaleAdj, xScaleAdj, xzScaleAdj, xyzScaleAdj,
facesCount, voxelColor, rightFaceColorMultiplier,
edgeColorMultiplier, cornerColorMultiplier,
block09.data, block06.data, block03.data,
block19.data, block13.data,
block29.data, block26.data, block23.data,
block08.data, bottomVoxel.data, block02.data,
backVoxel.data, frontVoxel.data,
block28.data, upperVoxel.data, block22.data);
facesCount++;
}
if (leftVoxel.IsEmpty)
{
SetFace(
yzScaleAdj, zScaleAdj, noneScaleAdj, yScaleAdj,
facesCount, voxelColor, leftFaceColorMultiplier,
edgeColorMultiplier, cornerColorMultiplier,
block01.data, block04.data, block07.data,
block11.data, block17.data,
block21.data, block24.data, block27.data,
block02.data, bottomVoxel.data, block08.data,
frontVoxel.data, backVoxel.data,
block22.data, upperVoxel.data, block28.data);
facesCount++;
}
if (upperVoxel.IsEmpty)
{
SetFace(
zScaleAdj, xzScaleAdj, xScaleAdj, noneScaleAdj,
facesCount, voxelColor, upperFaceColorMultiplier,
edgeColorMultiplier, cornerColorMultiplier,
block21.data, block24.data, block27.data,
block22.data, block28.data,
block23.data, block26.data, block29.data,
block11.data, leftVoxel.data, block17.data,
frontVoxel.data, backVoxel.data,
block13.data, rightVoxel.data, block19.data);
facesCount++;
}
if (bottomVoxel.IsEmpty)
{
SetFace(
yScaleAdj, xyScaleAdj, xyzScaleAdj, yzScaleAdj,
facesCount, voxelColor, bottomFaceColorMultiplier,
edgeColorMultiplier, cornerColorMultiplier,
block07.data, block04.data, block01.data,
block08.data, block02.data,
block09.data, block06.data, block03.data,
block17.data, leftVoxel.data, block11.data,
backVoxel.data, frontVoxel.data,
block19.data, rightVoxel.data, block13.data);
facesCount++;
}
if (frontVoxel.IsEmpty)
{
SetFace(
xyzScaleAdj, xzScaleAdj, zScaleAdj, yzScaleAdj,
facesCount, voxelColor, frontFaceColorMultiplier,
edgeColorMultiplier, cornerColorMultiplier,
block03.data, block02.data, block01.data,
block13.data, block11.data,
block23.data, block22.data, block21.data,
block06.data, bottomVoxel.data, block04.data,
rightVoxel.data, leftVoxel.data,
block26.data, upperVoxel.data, block24.data);
facesCount++;
}
if (backVoxel.IsEmpty)
{
SetFace(
yScaleAdj, noneScaleAdj, xScaleAdj, xyScaleAdj,
facesCount, voxelColor, backFaceColorMultiplier,
edgeColorMultiplier, cornerColorMultiplier,
block07.data, block08.data, block09.data,
block17.data, block19.data,
block27.data, block28.data, block29.data,
block04.data, bottomVoxel.data, block06.data,
leftVoxel.data, rightVoxel.data,
block24.data, upperVoxel.data, block26.data);
facesCount++;
}
}
}
}
elementLengths[0] = facesCount * 4;
elementLengths[1] = facesCount * 6;
}
public VoxelEntity GetVoxel(Vector3Int position)
{
var index = VoxelUtility.GetVoxelIndex(position.x, position.y, position.z, Size);
return(Voxels[index]);
}
public VoxelEntity GetVoxel(int x, int y, int z)
{
var index = VoxelUtility.GetVoxelIndex(x, y, z, Size);
return(Voxels[index]);
}
public void SetVoxel(Vector3Int position, VoxelEntity voxelEntity)
{
var index = VoxelUtility.GetVoxelIndex(position, Size);
Voxels[index] = voxelEntity;
}
public void SetVoxel(int x, int y, int z, VoxelEntity voxelEntity)
{
var index = VoxelUtility.GetVoxelIndex(x, y, z, Size);
Voxels[index] = voxelEntity;
}