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Detach event handlers on dispose in TerrainSpriteLayer.

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The WorldRenderer outlives the TerrainSpriteLayer and thus keeps it alive longer than expected via the event handler. We detach it to allow the GC to reclaim it.
This commit is contained in:
RoosterDragon
2015-11-01 17:15:23 +00:00
parent 8fe493938e
commit c562b8c51e
1 changed files with 17 additions and 16 deletions
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33
OpenRA.Game/Graphics/TerrainSpriteLayer.cs
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@@ -33,7 +33,7 @@ namespace OpenRA.Graphics
readonly WorldRenderer worldRenderer;
readonly Map map;
float paletteIndex;
readonly PaletteReference palette;
public TerrainSpriteLayer(World world, WorldRenderer wr, Sheet sheet, BlendMode blendMode, PaletteReference palette, bool restrictToBounds)
{
@@ -41,7 +41,7 @@ namespace OpenRA.Graphics
this.restrictToBounds = restrictToBounds;
Sheet = sheet;
BlendMode = blendMode;
paletteIndex = palette.TextureIndex;
this.palette = palette;
map = world.Map;
rowStride = 4 * map.MapSize.X;
@@ -50,21 +50,21 @@ namespace OpenRA.Graphics
vertexBuffer = Game.Renderer.Device.CreateVertexBuffer(vertices.Length);
emptySprite = new Sprite(sheet, Rectangle.Empty, TextureChannel.Alpha);
wr.PaletteInvalidated += () =>
wr.PaletteInvalidated += UpdatePaletteIndices;
}
void UpdatePaletteIndices()
{
// Everything in the layer uses the same palette,
// so we can fix the indices in one pass
for (var i = 0; i < vertices.Length; i++)
{
paletteIndex = palette.TextureIndex;
var v = vertices[i];
vertices[i] = new Vertex(v.X, v.Y, v.Z, v.U, v.V, palette.TextureIndex, v.C);
}
// Everything in the layer uses the same palette,
// so we can fix the indices in one pass
for (var i = 0; i < vertices.Length; i++)
{
var v = vertices[i];
vertices[i] = new Vertex(v.X, v.Y, v.Z, v.U, v.V, paletteIndex, v.C);
}
for (var row = 0; row < map.MapSize.Y; row++)
dirtyRows.Add(row);
};
for (var row = 0; row < map.MapSize.Y; row++)
dirtyRows.Add(row);
}
public void Update(CPos cell, Sprite sprite)
@@ -88,7 +88,7 @@ namespace OpenRA.Graphics
sprite = emptySprite;
var offset = rowStride * uv.V + 4 * uv.U;
Util.FastCreateQuad(vertices, pos, sprite, paletteIndex, offset, sprite.Size);
Util.FastCreateQuad(vertices, pos, sprite, palette.TextureIndex, offset, sprite.Size);
dirtyRows.Add(uv.V);
}
@@ -130,6 +130,7 @@ namespace OpenRA.Graphics
public void Dispose()
{
worldRenderer.PaletteInvalidated -= UpdatePaletteIndices;
vertexBuffer.Dispose();
}
}