internal WorldRenderer(ModData mod, World world)
{
World = world;
TileSize = World.Map.Grid.TileSize;
TileScale = world.Map.Grid.Type == MapGridT.RectangularIsometric ? 1448 : 1024;
ViewPort = new GameViewPort(this, world.Map);
createPaletteReference = CreatePaletteReference;
var mapGrid = mod.Manifest.Get <MapGrid>();
enableDepthBuffer = mapGrid.EnableDepthBuffer;
foreach (var pal in world.TraitDict.ActorsWithTrait <ILoadsPalettes>())
{
pal.Trait.LoadPalettes(this);
}
foreach (var p in world.Players)
{
UpdatePalettesForPlayer(p.InternalName, p.Color, false);
}
palette.Initialize();
Theater = new Theater(world.Map.Rules.TileSet);
terrainRenderer = new TerrainRenderer(world, this);
debugVis = Exts.Lazy(() => world.WorldActor.TraitOrDefault <DebugVisualizations>());
}
/// <summary>
///
/// </summary>
/// <param name="wr"></param>
/// <param name="viewPort"></param>
public void Draw(WorldRenderer wr, GameViewPort viewPort)
{
foreach (var kv in spriteLayers.Values)
{
kv.Draw(wr.ViewPort);
}
foreach (var r in wr.World.WorldActor.TraitsImplementing <IRenderOverlay>())
{
r.Render(wr);
}
}
/// <summary>
///
/// </summary>
/// <param name="viewport"></param>
public void Draw(GameViewPort viewport)
{
var cells = restrictToBounds ? viewport.VisibleCellsInsideBounds : viewport.AllVisibleCells;
//only draw the rows that are visible
//只绘制可见的行
var firstRow = cells.CandidateMapCoords.TopLeft.V.Clamp(0, map.MapSize.Y);
var lastRow = (cells.CandidateMapCoords.BottomRight.V + 1).Clamp(firstRow, map.MapSize.Y);
WarGame.Renderer.Flush();
//Flush any visible changes to the GPU
for (var row = firstRow; row <= lastRow; row++)
{
if (!dirtyRows.Remove(row))
{
continue;
}
var rowOffset = rowStride * row;
unsafe
{
//The compiler / language spec won't let us calculate a pointer to an offset inside a generic array T[],
//and so we are forced to calculate the start-of-row pointer here to pass in to SetData.
fixed(Vertex *vPtr = &vertices[0])
{
vertexBuffer.SetData((IntPtr)(vPtr + rowOffset), rowOffset, rowStride);
}
}
}
WarGame.Renderer.WorldSpriteRenderer.DrawVertexBuffer(vertexBuffer,
rowStride * firstRow,
rowStride * (lastRow - firstRow),
PrimitiveType.TriangleList,
Sheet,
BlendMode);
WarGame.Renderer.Flush();
}