private static void DrawTileHighlights(Canvas canvas, ICmpTilemapRenderer renderer, Point2 origin, IReadOnlyGrid<bool> highlight, ColorRgba fillTint, ColorRgba outlineTint, TileHighlightMode mode, List<Vector2[]> outlineCache = null)
{
if (highlight.Width == 0 || highlight.Height == 0) return;
// Generate strippled line texture if not available yet
if (strippledLineTex == null)
{
PixelData pixels = new PixelData(8, 1);
for (int i = 0; i < pixels.Width / 2; i++)
pixels[i, 0] = ColorRgba.White;
for (int i = pixels.Width / 2; i < pixels.Width; i++)
pixels[i, 0] = ColorRgba.TransparentWhite;
using (Pixmap pixmap = new Pixmap(pixels))
{
strippledLineTex = new Texture(pixmap,
TextureSizeMode.Default,
TextureMagFilter.Nearest,
TextureMinFilter.Nearest,
TextureWrapMode.Repeat,
TextureWrapMode.Repeat,
TexturePixelFormat.Rgba);
}
}
BatchInfo defaultMaterial = new BatchInfo(DrawTechnique.Alpha, canvas.State.Material.MainColor);
BatchInfo strippleMaterial = new BatchInfo(DrawTechnique.Alpha, canvas.State.Material.MainColor, strippledLineTex);
bool uncertain = (mode & TileHighlightMode.Uncertain) != 0;
bool selection = (mode & TileHighlightMode.Selection) != 0;
Component component = renderer as Component;
Transform transform = component.GameObj.Transform;
Tilemap tilemap = renderer.ActiveTilemap;
Tileset tileset = tilemap != null ? tilemap.Tileset.Res : null;
Vector2 tileSize = tileset != null ? tileset.TileSize : Tileset.DefaultTileSize;
Rect localRect = renderer.LocalTilemapRect;
// Determine the object's local coordinate system (rotated, scaled) in world space
Vector2 worldAxisX = Vector2.UnitX;
Vector2 worldAxisY = Vector2.UnitY;
MathF.TransformCoord(ref worldAxisX.X, ref worldAxisX.Y, transform.Angle, transform.Scale);
MathF.TransformCoord(ref worldAxisY.X, ref worldAxisY.Y, transform.Angle, transform.Scale);
Vector2 localOriginPos = tileSize * origin;
Vector2 worldOriginPos = localOriginPos.X * worldAxisX + localOriginPos.Y * worldAxisY;
canvas.PushState();
{
// Configure the canvas so our shapes are properly rotated and scaled
canvas.State.TransformHandle = -localRect.TopLeft;
canvas.State.TransformAngle = transform.Angle;
canvas.State.TransformScale = new Vector2(transform.Scale);
// Fill all highlighted tiles that are currently visible
{
canvas.State.SetMaterial(defaultMaterial);
canvas.State.ColorTint = fillTint * ColorRgba.White.WithAlpha(selection ? 0.2f : 0.375f);
// Determine tile visibility
Vector2 worldTilemapOriginPos = localRect.TopLeft;
MathF.TransformCoord(ref worldTilemapOriginPos.X, ref worldTilemapOriginPos.Y, transform.Angle, transform.Scale);
TilemapCulling.TileInput cullingIn = new TilemapCulling.TileInput
{
// Remember: All these transform values are in world space
TilemapPos = transform.Pos + new Vector3(worldTilemapOriginPos) + new Vector3(worldOriginPos),
TilemapScale = transform.Scale,
TilemapAngle = transform.Angle,
TileCount = new Point2(highlight.Width, highlight.Height),
TileSize = tileSize
};
TilemapCulling.TileOutput cullingOut = TilemapCulling.GetVisibleTileRect(canvas.DrawDevice, cullingIn);
int renderedTileCount = cullingOut.VisibleTileCount.X * cullingOut.VisibleTileCount.Y;
// Draw all visible highlighted tiles
{
Point2 tileGridPos = cullingOut.VisibleTileStart;
Vector2 renderStartPos = worldOriginPos + tileGridPos.X * tileSize.X * worldAxisX + tileGridPos.Y * tileSize.Y * worldAxisY;;
Vector2 renderPos = renderStartPos;
Vector2 tileXStep = worldAxisX * tileSize.X;
Vector2 tileYStep = worldAxisY * tileSize.Y;
int lineMergeCount = 0;
int totalRects = 0;
for (int tileIndex = 0; tileIndex < renderedTileCount; tileIndex++)
{
bool current = highlight[tileGridPos.X, tileGridPos.Y];
if (current)
{
// Try to merge consecutive rects in the same line to reduce drawcalls / CPU load
bool hasNext = (tileGridPos.X + 1 < highlight.Width) && ((tileGridPos.X + 1 - cullingOut.VisibleTileStart.X) < cullingOut.VisibleTileCount.X);
bool next = hasNext ? highlight[tileGridPos.X + 1, tileGridPos.Y] : false;
if (next)
{
lineMergeCount++;
}
else
{
totalRects++;
canvas.FillRect(
transform.Pos.X + renderPos.X - lineMergeCount * tileXStep.X,
transform.Pos.Y + renderPos.Y - lineMergeCount * tileXStep.Y,
transform.Pos.Z,
tileSize.X * (1 + lineMergeCount),
tileSize.Y);
lineMergeCount = 0;
}
}
tileGridPos.X++;
renderPos += tileXStep;
if ((tileGridPos.X - cullingOut.VisibleTileStart.X) >= cullingOut.VisibleTileCount.X)
{
tileGridPos.X = cullingOut.VisibleTileStart.X;
tileGridPos.Y++;
renderPos = renderStartPos;
renderPos += tileYStep * (tileGridPos.Y - cullingOut.VisibleTileStart.Y);
}
}
}
}
// Draw highlight area outlines, unless flagged as uncertain
if (!uncertain)
{
// Determine the outlines of individual highlighted tile patches
if (outlineCache == null) outlineCache = new List<Vector2[]>();
if (outlineCache.Count == 0)
{
GetTileAreaOutlines(highlight, tileSize, ref outlineCache);
}
// Draw outlines around all highlighted tile patches
canvas.State.SetMaterial(selection ? strippleMaterial : defaultMaterial);
canvas.State.ColorTint = outlineTint;
foreach (Vector2[] outline in outlineCache)
{
// For strippled-line display, determine total length of outline
if (selection)
{
float totalLength = 0.0f;
for (int i = 1; i < outline.Length; i++)
{
totalLength += (outline[i - 1] - outline[i]).Length;
}
canvas.State.TextureCoordinateRect = new Rect(totalLength / strippledLineTex.PixelWidth, 1.0f);
}
// Draw the outline
canvas.DrawPolygon(
outline,
transform.Pos.X + worldOriginPos.X,
transform.Pos.Y + worldOriginPos.Y,
transform.Pos.Z);
}
}
// If this is an uncertain highlight, i.e. not actually reflecting the represented action,
// draw a gizmo to indicate this for the user.
if (uncertain)
{
Vector2 highlightSize = new Vector2(highlight.Width * tileSize.X, highlight.Height * tileSize.Y);
Vector2 highlightCenter = highlightSize * 0.5f;
Vector3 circlePos = transform.Pos + new Vector3(worldOriginPos + worldAxisX * highlightCenter + worldAxisY * highlightCenter);
float circleRadius = MathF.Min(tileSize.X, tileSize.Y) * 0.2f;
canvas.State.SetMaterial(defaultMaterial);
canvas.State.ColorTint = outlineTint;
canvas.FillCircle(
circlePos.X,
circlePos.Y,
circlePos.Z,
circleRadius);
}
}
canvas.PopState();
}
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 = material.MainColor * this.colorTint;
// Reserve the required space for vertex data in our locally cached buffer
if (this.vertices == null) this.vertices = new RawList<VertexC1P3T2>();
this.vertices.Count = renderedTileCount * 4;
VertexC1P3T2[] vertexData = this.vertices.Data;
// 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;
cullingOut.RenderOriginView.Z += this.offset + this.tileDepthOffset * depthPerTile + originDepthOffset;
// Prepare vertex generation data
Vector2 tileXStep = cullingOut.XAxisView * cullingIn.TileSize.X;
Vector2 tileYStep = cullingOut.YAxisView * cullingIn.TileSize.Y;
Vector3 renderPos = cullingOut.RenderOriginView;
Point2 tileGridPos = cullingOut.VisibleTileStart;
// Prepare vertex data array for batch-submitting
IReadOnlyGrid<Tile> tiles = tilemap.Tiles;
TileInfo[] tileData = tileset.TileData.Data;
int submittedTileCount = 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 + 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 + 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 + 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 + 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].Pos.Z += depthPerTile;
vertexData[vertexBaseIndex + 3].Pos.Z += 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.RenderOriginView;
renderPos.X += tileYStep.X * (tileGridPos.Y - cullingOut.VisibleTileStart.Y);
renderPos.Y += tileYStep.Y * (tileGridPos.Y - cullingOut.VisibleTileStart.Y);
renderPos.Z += tileGridPos.Y * depthPerTile;
}
}
// Submit all the vertices as one draw batch
device.AddVertices(
material,
VertexMode.Quads,
vertexData,
submittedTileCount * 4);
Profile.AddToStat(@"Duality\Stats\Render\Tilemaps\NumTiles", renderedTileCount);
Profile.AddToStat(@"Duality\Stats\Render\Tilemaps\NumVertices", submittedTileCount * 4);
}
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 = material.MainColor * this.colorTint;
// Reserve the required space for vertex data in our locally cached buffer
if (this.vertices == null)
{
this.vertices = new RawList <VertexC1P3T2>();
}
this.vertices.Count = renderedTileCount * 4;
VertexC1P3T2[] vertexData = this.vertices.Data;
// 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;
}
cullingOut.RenderOriginView.Z += this.offset + this.tileDepthOffset * depthPerTile + originDepthOffset;
// Prepare vertex generation data
Vector2 tileXStep = cullingOut.XAxisView * cullingIn.TileSize.X;
Vector2 tileYStep = cullingOut.YAxisView * cullingIn.TileSize.Y;
Vector3 renderPos = cullingOut.RenderOriginView;
Point2 tileGridPos = cullingOut.VisibleTileStart;
// Prepare vertex data array for batch-submitting
IReadOnlyGrid <Tile> tiles = tilemap.Tiles;
TileInfo[] tileData = tileset.TileData.Data;
int submittedTileCount = 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 + 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 + 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 + 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 + 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].Pos.Z += depthPerTile;
vertexData[vertexBaseIndex + 3].Pos.Z += 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.RenderOriginView;
renderPos.X += tileYStep.X * (tileGridPos.Y - cullingOut.VisibleTileStart.Y);
renderPos.Y += tileYStep.Y * (tileGridPos.Y - cullingOut.VisibleTileStart.Y);
renderPos.Z += tileGridPos.Y * depthPerTile;
}
}
// Submit all the vertices as one draw batch
device.AddVertices(
material,
VertexMode.Quads,
vertexData,
submittedTileCount * 4);
Profile.AddToStat(@"Duality\Stats\Render\Tilemaps\NumTiles", renderedTileCount);
Profile.AddToStat(@"Duality\Stats\Render\Tilemaps\NumVertices", submittedTileCount * 4);
}