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Add support for diamond cell grids.

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This commit is contained in:
Paul Chote
2014-06-30 11:25:39 +12:00
parent af0e948a67
commit a30c8b53a7
11 changed files with 191 additions and 82 deletions
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9
OpenRA.Game/Graphics/TerrainRenderer.cs
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@@ -44,11 +44,12 @@ namespace OpenRA.Graphics
{
var verticesPerRow = 4*map.Bounds.Width;
var cells = viewport.VisibleCells;
var firstRow = cells.TopLeft.Y - map.Bounds.Top;
var lastRow = cells.BottomRight.Y - map.Bounds.Top + 1;
var shape = wr.world.Map.TileShape;
if (lastRow < 0 || firstRow > map.Bounds.Height)
return;
// Only draw the rows that are visible.
// VisibleCells is clamped to the map, so additional checks are unnecessary
var firstRow = Map.CellToMap(shape, cells.TopLeft).Y - map.Bounds.Top;
var lastRow = Map.CellToMap(shape, cells.BottomRight).Y - map.Bounds.Top + 1;
Game.Renderer.WorldSpriteRenderer.DrawVertexBuffer(
vertexBuffer, verticesPerRow * firstRow, verticesPerRow * (lastRow - firstRow),