private void UpdateRigidBody(RigidBody body, int sectorX, int sectorY)
{
Sector sector = this.sectors[sectorX, sectorY];
// Determine collision checksum
this.tempCollisionData.Clear();
int newChecksum = this.MergeCollisionData(sectorX, sectorY, this.tempCollisionData);
// If it differs from our previous value, update collision shapes
if (sector.Checksum != newChecksum)
{
// Clean up old shapes
if (sector.Shapes != null)
{
foreach (ShapeInfo shape in sector.Shapes)
{
body.RemoveShape(shape);
}
sector.Shapes.Clear();
}
else
{
sector.Shapes = new List <ShapeInfo>();
}
// Generate new shapes
{
// Determine general working data
Tilemap tilemap = this.referenceTilemap;
Tileset tileset = tilemap != null ? tilemap.Tileset.Res : null;
Vector2 tileSize = tileset != null ? tileset.TileSize : Tileset.DefaultTileSize;
Point2 sectorBaseTile = new Point2(
sectorX * SectorSize,
sectorY * SectorSize);
Vector2 sectorBasePos = sectorBaseTile * tileSize;
// Clear the temporary edge map first
this.tempEdgeMap.Clear();
// Populate the edge map with fence and block geometry
AddFenceCollisionEdges(this.tempCollisionData, this.tempEdgeMap);
AddBlockCollisionEdges(this.tempCollisionData, this.tempEdgeMap, sectorBaseTile, this.tileCount);
if (this.solidOuterEdges)
{
AddBorderCollisionEdges(this.tempEdgeMap, sectorBaseTile, this.tileCount);
}
// Now traverse the edge map and gradually create chain / loop
// shapes until all edges have been used.
Rect localRect = Rect.Align(this.origin, 0, 0, this.tileCount.X * tileSize.X, this.tileCount.Y * tileSize.Y);
GenerateCollisionShapes(this.tempEdgeMap, localRect.TopLeft + sectorBasePos, tileSize, this.roundedCorners, sector.Shapes);
// Add all the generated shapes to the target body
foreach (ShapeInfo shape in sector.Shapes)
{
body.AddShape(shape);
shape.Friction = this.shapeFriction;
shape.Restitution = this.shapeRestitution;
}
}
sector.Checksum = newChecksum;
}
this.sectors[sectorX, sectorY] = sector;
}
public override void Draw(IDrawDevice device)
{
// Determine basic working data
Tilemap tilemap = this.ActiveTilemap;
Tileset tileset = tilemap != null ? tilemap.Tileset.Res : null;
Point2 tileCount = tilemap != null ? tilemap.Size : new Point2(1, 1);
Vector2 tileSize = tileset != null ? tileset.TileSize : Tileset.DefaultTileSize;
// Early-out, if insufficient
if (tilemap == null)
{
return;
}
if (tileset == null)
{
return;
}
// Determine the total size and origin of the rendered Tilemap
Vector2 renderTotalSize = tileCount * tileSize;
Vector2 renderOrigin = Vector2.Zero;
this.origin.ApplyTo(ref renderOrigin, ref renderTotalSize);
MathF.TransformCoord(ref renderOrigin.X, ref renderOrigin.Y, this.GameObj.Transform.Angle, this.GameObj.Transform.Scale);
// Determine Tile visibility
TilemapCulling.TileInput cullingIn = new TilemapCulling.TileInput
{
// Remember: All these transform values are in world space
TilemapPos = this.GameObj.Transform.Pos + new Vector3(renderOrigin),
TilemapScale = this.GameObj.Transform.Scale,
TilemapAngle = this.GameObj.Transform.Angle,
TileCount = tileCount,
TileSize = tileSize
};
TilemapCulling.TileOutput cullingOut = TilemapCulling.GetVisibleTileRect(device, cullingIn);
int renderedTileCount = cullingOut.VisibleTileCount.X * cullingOut.VisibleTileCount.Y;
// Determine rendering parameters
Material material = (tileset != null ? tileset.RenderMaterial : null) ?? Material.Checkerboard.Res;
ColorRgba mainColor = this.colorTint;
// Determine and adjust data for Z offset generation
float depthPerTile = -cullingIn.TileSize.Y * cullingIn.TilemapScale * this.tileDepthScale;
if (this.tileDepthMode == TileDepthOffsetMode.Flat)
{
depthPerTile = 0.0f;
}
float originDepthOffset = Rect.Align(this.origin, 0, 0, 0, tileCount.Y * depthPerTile).Y;
if (this.tileDepthMode == TileDepthOffsetMode.World)
{
originDepthOffset += (this.GameObj.Transform.Pos.Y / (float)tileSize.Y) * depthPerTile;
}
float renderBaseOffset = this.offset + this.tileDepthOffset * depthPerTile + originDepthOffset;
// Prepare vertex generation data
Vector2 tileXStep = cullingOut.XAxisWorld * cullingIn.TileSize.X;
Vector2 tileYStep = cullingOut.YAxisWorld * cullingIn.TileSize.Y;
Vector3 renderPos = cullingOut.RenderOriginWorld;
float renderOffset = renderBaseOffset;
Point2 tileGridPos = cullingOut.VisibleTileStart;
// Reserve the required space for vertex data in our locally cached buffer
const int MaxVerticesPerBatch = 65532;
if (this.vertices == null)
{
this.vertices = new RawList <VertexC1P3T2>();
}
this.vertices.Count = Math.Min(renderedTileCount * 4, MaxVerticesPerBatch);
VertexC1P3T2[] vertexData = this.vertices.Data;
// Prepare vertex data array for batch-submitting
IReadOnlyGrid <Tile> tiles = tilemap.Tiles;
TileInfo[] tileData = tileset.TileData.Data;
int submittedTileCount = 0;
int submittedBatchCount = 0;
int vertexBaseIndex = 0;
for (int tileIndex = 0; tileIndex < renderedTileCount; tileIndex++)
{
Tile tile = tiles[tileGridPos.X, tileGridPos.Y];
if (tile.Index < tileData.Length)
{
Rect uvRect = tileData[tile.Index].TexCoord0;
bool visualEmpty = tileData[tile.Index].IsVisuallyEmpty;
int tileBaseOffset = tileData[tile.Index].DepthOffset;
float localDepthOffset = (tile.DepthOffset + tileBaseOffset) * depthPerTile;
if (!visualEmpty)
{
vertexData[vertexBaseIndex + 0].Pos.X = renderPos.X;
vertexData[vertexBaseIndex + 0].Pos.Y = renderPos.Y;
vertexData[vertexBaseIndex + 0].Pos.Z = renderPos.Z;
vertexData[vertexBaseIndex + 0].DepthOffset = renderOffset + localDepthOffset;
vertexData[vertexBaseIndex + 0].TexCoord.X = uvRect.X;
vertexData[vertexBaseIndex + 0].TexCoord.Y = uvRect.Y;
vertexData[vertexBaseIndex + 0].Color = mainColor;
vertexData[vertexBaseIndex + 1].Pos.X = renderPos.X + tileYStep.X;
vertexData[vertexBaseIndex + 1].Pos.Y = renderPos.Y + tileYStep.Y;
vertexData[vertexBaseIndex + 1].Pos.Z = renderPos.Z;
vertexData[vertexBaseIndex + 1].DepthOffset = renderOffset + localDepthOffset + depthPerTile;
vertexData[vertexBaseIndex + 1].TexCoord.X = uvRect.X;
vertexData[vertexBaseIndex + 1].TexCoord.Y = uvRect.Y + uvRect.H;
vertexData[vertexBaseIndex + 1].Color = mainColor;
vertexData[vertexBaseIndex + 2].Pos.X = renderPos.X + tileXStep.X + tileYStep.X;
vertexData[vertexBaseIndex + 2].Pos.Y = renderPos.Y + tileXStep.Y + tileYStep.Y;
vertexData[vertexBaseIndex + 2].Pos.Z = renderPos.Z;
vertexData[vertexBaseIndex + 2].DepthOffset = renderOffset + localDepthOffset + depthPerTile;
vertexData[vertexBaseIndex + 2].TexCoord.X = uvRect.X + uvRect.W;
vertexData[vertexBaseIndex + 2].TexCoord.Y = uvRect.Y + uvRect.H;
vertexData[vertexBaseIndex + 2].Color = mainColor;
vertexData[vertexBaseIndex + 3].Pos.X = renderPos.X + tileXStep.X;
vertexData[vertexBaseIndex + 3].Pos.Y = renderPos.Y + tileXStep.Y;
vertexData[vertexBaseIndex + 3].Pos.Z = renderPos.Z;
vertexData[vertexBaseIndex + 3].DepthOffset = renderOffset + localDepthOffset;
vertexData[vertexBaseIndex + 3].TexCoord.X = uvRect.X + uvRect.W;
vertexData[vertexBaseIndex + 3].TexCoord.Y = uvRect.Y;
vertexData[vertexBaseIndex + 3].Color = mainColor;
bool vertical = tileData[tile.Index].IsVertical;
if (vertical)
{
vertexData[vertexBaseIndex + 0].DepthOffset += depthPerTile;
vertexData[vertexBaseIndex + 3].DepthOffset += depthPerTile;
}
submittedTileCount++;
vertexBaseIndex += 4;
}
}
tileGridPos.X++;
renderPos.X += tileXStep.X;
renderPos.Y += tileXStep.Y;
if ((tileGridPos.X - cullingOut.VisibleTileStart.X) >= cullingOut.VisibleTileCount.X)
{
tileGridPos.X = cullingOut.VisibleTileStart.X;
tileGridPos.Y++;
renderPos = cullingOut.RenderOriginWorld;
renderPos.X += tileYStep.X * (tileGridPos.Y - cullingOut.VisibleTileStart.Y);
renderPos.Y += tileYStep.Y * (tileGridPos.Y - cullingOut.VisibleTileStart.Y);
renderOffset = renderBaseOffset + tileGridPos.Y * depthPerTile;
}
// If we reached the maximum number of vertices per batch, submit early and restart
if (vertexBaseIndex >= MaxVerticesPerBatch)
{
device.AddVertices(
material,
VertexMode.Quads,
vertexData,
vertexBaseIndex);
vertexBaseIndex = 0;
submittedBatchCount++;
}
}
// Submit the final batch will all remaining vertices
if (vertexBaseIndex > 0)
{
device.AddVertices(
material,
VertexMode.Quads,
vertexData,
vertexBaseIndex);
submittedBatchCount++;
}
Profile.AddToStat(@"Duality\Stats\Render\Tilemaps\NumTiles", renderedTileCount);
Profile.AddToStat(@"Duality\Stats\Render\Tilemaps\NumVertices", submittedTileCount * 4);
Profile.AddToStat(@"Duality\Stats\Render\Tilemaps\NumBatches", submittedBatchCount);
}