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Fix scissoring in the editor.

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This commit is contained in:
Paul Chote
2015-06-21 13:47:20 +01:00
parent 198a51e5e0
commit 53e9692dbe
2 changed files with 13 additions and 15 deletions
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26
OpenRA.Game/Graphics/Viewport.cs
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@@ -207,23 +207,21 @@ namespace OpenRA.Graphics
// Rectangle (in viewport coords) that contains things to be drawn
static readonly Rectangle ScreenClip = Rectangle.FromLTRB(0, 0, Game.Renderer.Resolution.Width, Game.Renderer.Resolution.Height);
public Rectangle ScissorBounds
public Rectangle GetScissorBounds(bool insideBounds)
{
get
{
// Visible rectangle in world coordinates (expanded to the corners of the cells)
var map = worldRenderer.World.Map;
var ctl = map.CenterOfCell(VisibleCellsInsideBounds.TopLeft) - new WVec(512, 512, 0);
var cbr = map.CenterOfCell(VisibleCellsInsideBounds.BottomRight) + new WVec(512, 512, 0);
// Visible rectangle in world coordinates (expanded to the corners of the cells)
var bounds = insideBounds ? VisibleCellsInsideBounds : AllVisibleCells;
var map = worldRenderer.World.Map;
var ctl = map.CenterOfCell(bounds.TopLeft) - new WVec(512, 512, 0);
var cbr = map.CenterOfCell(bounds.BottomRight) + new WVec(512, 512, 0);
// Convert to screen coordinates
var tl = WorldToViewPx(worldRenderer.ScreenPxPosition(ctl - new WVec(0, 0, ctl.Z))).Clamp(ScreenClip);
var br = WorldToViewPx(worldRenderer.ScreenPxPosition(cbr - new WVec(0, 0, cbr.Z))).Clamp(ScreenClip);
// Convert to screen coordinates
var tl = WorldToViewPx(worldRenderer.ScreenPxPosition(ctl - new WVec(0, 0, ctl.Z))).Clamp(ScreenClip);
var br = WorldToViewPx(worldRenderer.ScreenPxPosition(cbr - new WVec(0, 0, cbr.Z))).Clamp(ScreenClip);
// Add an extra one cell fudge in each direction for safety
return Rectangle.FromLTRB(tl.X - tileSize.Width, tl.Y - tileSize.Height,
br.X + tileSize.Width, br.Y + tileSize.Height);
}
// Add an extra one cell fudge in each direction for safety
return Rectangle.FromLTRB(tl.X - tileSize.Width, tl.Y - tileSize.Height,
br.X + tileSize.Width, br.Y + tileSize.Height);
}
CellRegion CalculateVisibleCells(bool insideBounds)