void GenerateGeometry(GraphicsDevice device, int DensityFieldSize)
{
byte[] DensityField;
byte IsoValue = 127;
DensityField = new byte[DensityFieldSize * DensityFieldSize * DensityFieldSize];
Vector3 center = Vector3.One * DensityFieldSize * 0.5f;
Vector3 minPos = center;
Vector3 maxPos = center;
float radius = DensityFieldSize / 2;
for (int x = 0; x < DensityFieldSize; x++)
{
for (int y = 1; y < (DensityFieldSize - 1); y++)
{
for (int z = 0; z < DensityFieldSize; z++)
{
Vector3 pos = new Vector3(x, y, z);
float density = MathHelper.Clamp(1.0f - (pos - center).Length() / radius, 0, 1);
if (density > 0.0f)
{
pos = (pos / DensityFieldSize) * 2.0f - Vector3.One;
minPos = Vector3.Min(pos, minPos);
maxPos = Vector3.Max(pos, maxPos);
}
DensityField[x + (y + z * DensityFieldSize) * DensityFieldSize] = (byte)(density * 255.0f);
}
}
}
Geometry = new VoxelGeometry();
Geometry.GenerateGeometry(device, ref DensityField, IsoValue, DensityFieldSize, DensityFieldSize, DensityFieldSize, DensityFieldSize - 1, DensityFieldSize - 1, DensityFieldSize - 1, 0, 0, 0, 2.0f / (float)(DensityFieldSize - 1), Matrix.Identity);
}
public void add(VoxelGeometry geometry)
{
_list.Add(geometry);
}
void InitSector()
{
int i;
solid_geometry = new VoxelGeometry();
transparent_geometry = new VoxelGeometry();
custom_geometry = new VoxelGeometry();
//Pos_x = 0; Pos_y = 0; Pos_z = 0;
Handle_x = Handle_y = Handle_z = 0;
ZoneType = 0;
ZoneVersion = 0;
GeneratorVersion = 0;
RingNum = 65535;
#if VOXEL_CULLER
Culling = 0;
#endif
Data = new VoxelData( Size_x * Size_y * Size_z );
for( int r = 0; r < 6; r++ )
{
near_sectors[r] = null;
}
Flag_Render_Dirty = true;
Flag_HighPriorityRefresh = false;
Flag_Void_Regular = true;
Flag_Void_Transparent = true;
Flag_IsVisibleAtLastRendering = false;
Flag_DeletePending = false;
Flag_NeedFullCulling = false;
Flag_KeepInMemory = false;
Flag_IsModified = ModifiedFieldFlags.NONE;
Flag_IsSlowGeneration = false;
Flag_IsActiveVoxels = false;
Flag_IsActiveLowRefresh = false;
Flag_NeedSortedRendering = false;
PartialCulling = 0;
RefreshWaitCount = 0;
LowRefresh_Mask = 0x0F;
}
