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Render shroud outside map bounds.

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Fixes a regression from #8337.
This commit is contained in:
Paul Chote
2015-06-15 17:57:04 +01:00
parent aee951c86f
commit 2156a234db
10 changed files with 66 additions and 39 deletions
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81
OpenRA.Game/Graphics/Viewport.cs
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@@ -53,6 +53,9 @@ namespace OpenRA.Graphics
CellRegion cells;
bool cellsDirty = true;
CellRegion allCells;
bool allCellsDirty = true;
float zoom = 1f;
public float Zoom
{
@@ -66,6 +69,7 @@ namespace OpenRA.Graphics
zoom = value;
viewportSize = (1f / zoom * new float2(Game.Renderer.Resolution)).ToInt2();
cellsDirty = true;
allCellsDirty = true;
}
}
@@ -187,6 +191,7 @@ namespace OpenRA.Graphics
{
CenterLocation = worldRenderer.ScreenPxPosition(pos).Clamp(mapBounds);
cellsDirty = true;
allCellsDirty = true;
}
public void Scroll(float2 delta, bool ignoreBorders)
@@ -194,6 +199,7 @@ namespace OpenRA.Graphics
// Convert scroll delta from world-px to viewport-px
CenterLocation += (1f / Zoom * delta).ToInt2();
cellsDirty = true;
allCellsDirty = true;
if (!ignoreBorders)
CenterLocation = CenterLocation.Clamp(mapBounds);
@@ -207,8 +213,8 @@ namespace OpenRA.Graphics
{
// Visible rectangle in world coordinates (expanded to the corners of the cells)
var map = worldRenderer.World.Map;
var ctl = map.CenterOfCell(VisibleCells.TopLeft) - new WVec(512, 512, 0);
var cbr = map.CenterOfCell(VisibleCells.BottomRight) + new WVec(512, 512, 0);
var ctl = map.CenterOfCell(VisibleCellsInsideBounds.TopLeft) - new WVec(512, 512, 0);
var cbr = map.CenterOfCell(VisibleCellsInsideBounds.BottomRight) + new WVec(512, 512, 0);
// Convert to screen coordinates
var tl = WorldToViewPx(worldRenderer.ScreenPxPosition(ctl - new WVec(0, 0, ctl.Z))).Clamp(ScreenClip);
@@ -220,42 +226,61 @@ namespace OpenRA.Graphics
}
}
public CellRegion VisibleCells
CellRegion CalculateVisibleCells(bool insideBounds)
{
var map = worldRenderer.World.Map;
var wtl = worldRenderer.Position(TopLeft);
var wbr = worldRenderer.Position(BottomRight);
// Map editor shows the full map (including the area outside the regular bounds)
Func<MPos, MPos> clamp = map.Clamp;
if (!insideBounds)
clamp = map.MapTiles.Value.Clamp;
// Due to diamond tile staggering, we need to adjust the top-left bounds outwards by half a cell.
if (map.TileShape == TileShape.Diamond)
wtl -= new WVec(512, 512, 0);
// Visible rectangle in map coordinates.
var dy = map.TileShape == TileShape.Diamond ? 512 : 1024;
var ctl = new MPos(wtl.X / 1024, wtl.Y / dy);
var cbr = new MPos(wbr.X / 1024, wbr.Y / dy);
var tl = clamp(ctl).ToCPos(map.TileShape);
// Also need to account for height of cells in rows below the bottom.
var heightPadding = map.TileShape == TileShape.Diamond ? 3 : 0;
var br = clamp(new MPos(cbr.U, cbr.V + heightPadding + maxGroundHeight / 2 + 1)).ToCPos(map.TileShape);
return new CellRegion(map.TileShape, tl, br);
}
public CellRegion VisibleCellsInsideBounds
{
get
{
if (cellsDirty)
{
var map = worldRenderer.World.Map;
var wtl = worldRenderer.Position(TopLeft);
var wbr = worldRenderer.Position(BottomRight);
// Map editor shows the full map (including the area outside the regular bounds)
Func<MPos, MPos> clamp = map.Clamp;
if (worldRenderer.World.Type == WorldType.Editor)
clamp = map.MapTiles.Value.Clamp;
// Due to diamond tile staggering, we need to adjust the top-left bounds outwards by half a cell.
if (map.TileShape == TileShape.Diamond)
wtl -= new WVec(512, 512, 0);
// Visible rectangle in map coordinates.
var dy = map.TileShape == TileShape.Diamond ? 512 : 1024;
var ctl = new MPos(wtl.X / 1024, wtl.Y / dy);
var cbr = new MPos(wbr.X / 1024, wbr.Y / dy);
var tl = clamp(ctl).ToCPos(map.TileShape);
// Also need to account for height of cells in rows below the bottom.
var heightPadding = map.TileShape == TileShape.Diamond ? 3 : 0;
var br = clamp(new MPos(cbr.U, cbr.V + heightPadding + maxGroundHeight / 2 + 1)).ToCPos(map.TileShape);
cells = new CellRegion(map.TileShape, tl, br);
cells = CalculateVisibleCells(worldRenderer.World.Type != WorldType.Editor);
cellsDirty = false;
}
return cells;
}
}
public CellRegion AllVisibleCells
{
get
{
if (allCellsDirty)
{
allCells = CalculateVisibleCells(false);
allCellsDirty = false;
}
return allCells;
}
}
}
}