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Consolidate viewport clip calculations into one place (except for TerrainRenderer, but changing that calculation crashes my gfx card).

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This commit is contained in:
Paul Chote
2010-11-26 18:23:13 +13:00
parent 7c5c989eb2
commit fb0e399ab9
8 changed files with 43 additions and 68 deletions
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24
OpenRA.Game/ShroudRenderer.cs
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@@ -116,25 +116,19 @@ namespace OpenRA
fogSprites[i, j] = ChooseFog(i, j);
}
var clipRect = (shroud != null && shroud.Bounds.HasValue) ? Rectangle.Intersect(shroud.Bounds.Value, map.Bounds) : map.Bounds;
clipRect = Rectangle.Intersect(Game.viewport.ViewBounds(), clipRect);
var miny = clipRect.Top;
var maxy = clipRect.Bottom;
var minx = clipRect.Left;
var maxx = clipRect.Right;
DrawShroud( wr, minx, miny, maxx, maxy, fogSprites, "fog" );
DrawShroud( wr, minx, miny, maxx, maxy, sprites, "shroud" );
var clipRect = Game.viewport.WorldBounds(wr.world);
DrawShroud( wr, clipRect, fogSprites, "fog" );
DrawShroud( wr, clipRect, sprites, "shroud" );
}
void DrawShroud( WorldRenderer wr, int minx, int miny, int maxx, int maxy, Sprite[,] s, string pal )
void DrawShroud( WorldRenderer wr, Rectangle clip, Sprite[,] s, string pal )
{
var shroudPalette = wr.GetPaletteIndex(pal);
for (var j = miny; j < maxy; j++)
for (var j = clip.Top; j < clip.Bottom; j++)
{
var starti = minx;
for (var i = minx; i < maxx; i++)
var starti = clip.Left;
for (var i = clip.Left; i < clip.Right; i++)
{
if (s[i, j] == shadowBits[0x0f])
continue;
@@ -154,11 +148,11 @@ namespace OpenRA
starti = i + 1;
}
if (starti < maxx)
if (starti < clip.Right)
s[starti, j].DrawAt(
Game.CellSize * new float2(starti, j),
shroudPalette,
new float2(Game.CellSize * (maxx - starti), Game.CellSize));
new float2(Game.CellSize * (clip.Right - starti), Game.CellSize));
}
}
}