public static void Calculate3(IntVector3 viewerLocation, int visionRange, VisionMap visibilityMap, IntSize3 mapSize,
Func<IntVector3, bool> blockerDelegate)
{
visibilityMap.Clear();
if (blockerDelegate(viewerLocation) == true)
return;
var g = new IntGrid3(new IntVector3(), mapSize);
g = g.Offset(-viewerLocation.X, -viewerLocation.Y, -viewerLocation.Z);
var vr = new IntVector3(visionRange, visionRange, visionRange);
g = g.Intersect(new IntGrid3(vr, -vr));
int visionRangeSquared = (visionRange + 1) * (visionRange + 1); // +1 to get a bit bigger view area
foreach (var dst in g.Range())
{
if (dst.LengthSquared > visionRangeSquared)
continue;
bool vis = FindLos3(viewerLocation, dst, blockerDelegate);
visibilityMap[dst] = vis;
// XXX Cheat a bit so that the floor will be visible
if (vis && dst.Z == 0 && viewerLocation.Z > 1)
{
visibilityMap[dst.SetZ(dst.Z - 1)] = true;
}
}
}
IEnumerable <IntVector3> GetVisibleLocationsSimpleFOV()
{
var g = new IntGrid3(this.Location - this.VisionRange, this.Location + this.VisionRange);
g = g.Intersect(new IntGrid3(this.Environment.Size));
return(g.Range());
}
public void SetTarget(EnvironmentObject env, IntGrid3 box)
{
if (env == m_environment && m_box == box)
{
return;
}
if (env != m_environment)
{
if (m_environment != null)
{
m_environment.MapTileTerrainChanged -= OnMapTerrainChanged;
m_environment.MapTileObjectChanged -= OnMapObjectChanged;
}
m_environment = env;
if (m_environment != null)
{
m_environment.MapTileTerrainChanged += OnMapTerrainChanged;
m_environment.MapTileObjectChanged += OnMapObjectChanged;
}
Notify("Environment");
NotifyTileObjectChanges();
}
if (box != m_box)
{
var old = m_box;
m_box = box;
if (m_box.IsNull || m_environment == null)
{
m_adjustedBox = m_box;
}
else
{
m_adjustedBox = m_box.Intersect(new IntGrid3(m_environment.Size));
}
Notify("Box");
NotifyTileObjectChanges(old, m_box);
}
NotifyTileTerrainChanges();
Notify("IsNotEmpty");
}
IEnumerable<IntVector3> GetVisibleLocationsSimpleFOV()
{
var g = new IntGrid3(this.Location - this.VisionRange, this.Location + this.VisionRange);
g = g.Intersect(new IntGrid3(this.Environment.Size));
return g.Range();
}
void GenerateVertices(ref IntGrid3 viewGrid, Direction visibleChunkFaces,
VertexList<TerrainVertex> terrainVertexList,
VertexList<SceneryVertex> sceneryVertexList)
{
IntGrid3 chunkGrid = viewGrid.Intersect(new IntGrid3(this.ChunkOffset, Chunk.ChunkSize));
// is the chunk inside frustum, but outside the viewgrid?
if (chunkGrid.IsNull)
return;
if (m_scanned == false)
ScanForAllEmptyOrUndefined();
if (this.IsAllEmpty)
return;
if (this.IsAllUndefined)
{
CreateUndefinedChunk(ref viewGrid, ref chunkGrid, terrainVertexList, visibleChunkFaces);
return;
}
if (m_voxelMap == null)
FillVoxelMap();
// Draw from up to down to avoid overdraw
for (int z = chunkGrid.Z2; z >= chunkGrid.Z1; --z)
{
for (int y = chunkGrid.Y1; y <= chunkGrid.Y2; ++y)
{
for (int x = chunkGrid.X1; x <= chunkGrid.X2; ++x)
{
var p = new IntVector3(x, y, z);
var td = m_map.GetTileData(p);
if (td.WaterLevel == 0)
{
if (td.IsEmpty)
continue;
}
var pos = p - this.ChunkOffset;
if (td.HasTree)
{
// Add tree as scenery vertex
HandleTree(sceneryVertexList, td, ref pos);
continue;
}
if (td.IsGreen) // XXX
continue;
var vox = m_voxelMap.Grid[pos.Z, pos.Y, pos.X];
HandleVoxel(p, ref vox, ref viewGrid, visibleChunkFaces, terrainVertexList);
}
}
}
}
void GenerateVertices(ref IntGrid3 viewGrid, Direction visibleChunkFaces,
VertexList <TerrainVertex> terrainVertexList,
VertexList <SceneryVertex> sceneryVertexList)
{
IntGrid3 chunkGrid = viewGrid.Intersect(new IntGrid3(this.ChunkOffset, Chunk.ChunkSize));
// is the chunk inside frustum, but outside the viewgrid?
if (chunkGrid.IsNull)
{
return;
}
if (m_scanned == false)
{
ScanForAllEmptyOrUndefined();
}
if (this.IsAllEmpty)
{
return;
}
if (this.IsAllUndefined)
{
CreateUndefinedChunk(ref viewGrid, ref chunkGrid, terrainVertexList, visibleChunkFaces);
return;
}
if (m_voxelMap == null)
{
FillVoxelMap();
}
// Draw from up to down to avoid overdraw
for (int z = chunkGrid.Z2; z >= chunkGrid.Z1; --z)
{
for (int y = chunkGrid.Y1; y <= chunkGrid.Y2; ++y)
{
for (int x = chunkGrid.X1; x <= chunkGrid.X2; ++x)
{
var p = new IntVector3(x, y, z);
var td = m_map.GetTileData(p);
if (td.WaterLevel == 0)
{
if (td.IsEmpty)
{
continue;
}
}
var pos = p - this.ChunkOffset;
if (td.HasTree)
{
// Add tree as scenery vertex
HandleTree(sceneryVertexList, td, ref pos);
continue;
}
if (td.IsGreen) // XXX
{
continue;
}
var vox = m_voxelMap.Grid[pos.Z, pos.Y, pos.X];
HandleVoxel(p, ref vox, ref viewGrid, visibleChunkFaces, terrainVertexList);
}
}
}
}
public void SetTarget(EnvironmentObject env, IntGrid3 box)
{
if (env == m_environment && m_box == box)
return;
if (env != m_environment)
{
if (m_environment != null)
{
m_environment.MapTileTerrainChanged -= OnMapTerrainChanged;
m_environment.MapTileObjectChanged -= OnMapObjectChanged;
}
m_environment = env;
if (m_environment != null)
{
m_environment.MapTileTerrainChanged += OnMapTerrainChanged;
m_environment.MapTileObjectChanged += OnMapObjectChanged;
}
Notify("Environment");
NotifyTileObjectChanges();
}
if (box != m_box)
{
var old = m_box;
m_box = box;
if (m_box.IsNull || m_environment == null)
m_adjustedBox = m_box;
else
m_adjustedBox = m_box.Intersect(new IntGrid3(m_environment.Size));
Notify("Box");
NotifyTileObjectChanges(old, m_box);
}
NotifyTileTerrainChanges();
Notify("IsNotEmpty");
}
