public void Convert(Entity entity, EntityManager dstManager, GameObjectConversionSystem conversionSystem)
{
var floorPrefabCount = FloorPrefab.Length;
if (floorPrefabCount == 0)
{
return;
}
#if UNITY_EDITOR
dstManager.SetName(entity, "Grid");
#endif
var cx = (RowCount * 0.5f);
var cz = (RowCount * 0.5f);
var gridWallsBuffer = dstManager.AddBuffer <GridWalls>(entity);
var faceLocalToWorld = new NativeArray <FaceLocalToWorld>(6, Allocator.Temp);
var faceWorldToLocal = new NativeArray <FaceLocalToWorld>(6, Allocator.Temp);
var faceLocalToLocal = new NativeArray <FaceLocalToWorld>(6 * 6, Allocator.Temp);
for (int faceIndex = 0; faceIndex < 6; faceIndex++)
{
var localToWorld = m_FaceLocalToWorldRotation[faceIndex];
// Translate along normal of face by width
localToWorld.c3.xyz = localToWorld.c1.xyz * RowCount * 0.5f;
faceLocalToWorld[faceIndex] = new FaceLocalToWorld
{
Value = localToWorld
};
faceWorldToLocal[faceIndex] = new FaceLocalToWorld
{
Value = math.fastinverse(faceLocalToWorld[faceIndex].Value)
};
}
// Diagonal is identity and unused, but makes lookup simpler.
for (int i = 0; i < 6; i++)
{
for (int j = 0; j < 6; j++)
{
faceLocalToLocal[(i * 6) + j] = new FaceLocalToWorld
{
Value = math.mul(faceWorldToLocal[j].Value, faceLocalToWorld[i].Value)
};
}
}
for (int i = 0; i < 6; i++)
{
// 4 bits per grid section (bit:0=N,1=S,2=W,3=E)
var gridWalls = new NativeArray <GridWalls>(RowCount * ((RowCount + 1) / 2), Allocator.Persistent);
GridAuthoringUtility.CreateGridPath(RowCount, RowCount, gridWalls, WallSProbability, WallWProbability, false);
// Create visible geometry
for (int y = 0; y < RowCount; y++)
{
for (int x = 0; x < RowCount; x++)
{
var prefabIndex = (x + y) % floorPrefabCount;
var tx = ((float)x) - cx;
var tz = ((float)y) - cz;
GridAuthoringUtility.CreateFloorPanel(dstManager, conversionSystem, gameObject, FloorPrefab[prefabIndex], faceLocalToWorld[i].Value, tx, tz);
var gridWallsIndex = (y * ((RowCount + 1) / 2)) + (x / 2);
var walls = (gridWalls[gridWallsIndex].Value >> ((x & 1) * 4)) & 0x0f;
if ((walls & 0x02) != 0) // South wall
{
GridAuthoringUtility.CreateWallS(dstManager, conversionSystem, gameObject, WallPrefab, faceLocalToWorld[i].Value, tx, tz);
}
if ((walls & 0x04) != 0) // West wall
{
GridAuthoringUtility.CreateWallW(dstManager, conversionSystem, gameObject, WallPrefab, faceLocalToWorld[i].Value, tx, tz);
}
}
}
gridWallsBuffer = dstManager.GetBuffer <GridWalls>(entity);
gridWallsBuffer.AddRange(gridWalls);
gridWalls.Dispose();
}
dstManager.AddComponent <GridCube>(entity);
dstManager.AddComponentData(entity, new GridConfig
{
RowCount = (ushort)RowCount,
ColCount = (ushort)RowCount
});
var faceLocalToWorldBuffer = dstManager.AddBuffer <FaceLocalToWorld>(entity);
faceLocalToWorldBuffer.AddRange(faceLocalToWorld);
faceLocalToWorldBuffer.AddRange(faceLocalToLocal);
GridAuthoringUtility.AddTrailingOffsets(dstManager, entity, RowCount, RowCount);
faceLocalToWorld.Dispose();
faceWorldToLocal.Dispose();
faceLocalToLocal.Dispose();
}
public void Convert(Entity entity, EntityManager dstManager, GameObjectConversionSystem conversionSystem)
{
var prefabCount = FloorPrefab.Length;
#if UNITY_EDITOR
dstManager.SetName(entity, "Grid");
#endif
var cx = (ColumnCount * 0.5f);
var cz = (RowCount * 0.5f);
// 4 bits per grid section (bit:0=N,1=S,2=W,3=E)
var gridWalls = new NativeArray <GridWalls>(RowCount * (ColumnCount + 1) / 2, Allocator.Persistent);
GridAuthoringUtility.CreateGridPath(RowCount, ColumnCount, gridWalls, WallSProbability, WallWProbability, true);
// Create visible geometry
for (int y = 0; y < RowCount; y++)
{
for (int x = 0; x < ColumnCount; x++)
{
var prefabIndex = (x + y) % prefabCount;
var tx = ((float)x) - cx;
var tz = ((float)y) - cz;
GridAuthoringUtility.CreateFloorPanel(dstManager, conversionSystem, gameObject, FloorPrefab[prefabIndex], float4x4.identity, tx, tz);
var gridWallsIndex = (y * ((ColumnCount + 1) / 2)) + (x / 2);
var walls = (gridWalls[gridWallsIndex].Value >> ((x & 1) * 4)) & 0x0f;
if ((walls & 0x02) != 0) // South wall
{
GridAuthoringUtility.CreateWallS(dstManager, conversionSystem, gameObject, WallPrefab, float4x4.identity, tx, tz);
}
if ((walls & 0x04) != 0) // West wall
{
GridAuthoringUtility.CreateWallW(dstManager, conversionSystem, gameObject, WallPrefab, float4x4.identity, tx, tz);
}
if (y == (RowCount - 1)) // North wall
{
GridAuthoringUtility.CreateWallS(dstManager, conversionSystem, gameObject, WallPrefab, float4x4.identity, tx, tz + 1.0f);
}
if (x == (ColumnCount - 1)) // East wall
{
GridAuthoringUtility.CreateWallW(dstManager, conversionSystem, gameObject, WallPrefab, float4x4.identity, tx + 1.0f, tz);
}
}
}
var gridWallsBuffer = dstManager.AddBuffer <GridWalls>(entity);
gridWallsBuffer.AddRange(gridWalls);
dstManager.AddComponent <GridPlane>(entity);
dstManager.AddComponentData(entity, new GridConfig
{
RowCount = (ushort)RowCount,
ColCount = (ushort)ColumnCount
});
GridAuthoringUtility.AddTrailingOffsets(dstManager, entity, RowCount, ColumnCount);
gridWalls.Dispose();
}