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Render the full map to the radar backing sheet.

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This commit is contained in:
Paul Chote
2015-07-27 20:52:18 +01:00
parent 90d3a9078f
commit 66f4e1d775
1 changed files with 26 additions and 27 deletions
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53
OpenRA.Mods.Common/Widgets/RadarWidget.cs
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@@ -65,21 +65,13 @@ namespace OpenRA.Mods.Common.Widgets
{
base.Initialize(args);
var width = world.Map.Bounds.Width;
var height = world.Map.Bounds.Height;
var rb = RenderBounds;
previewScale = Math.Min(rb.Width * 1f / width, rb.Height * 1f / height);
previewOrigin = new int2((int)((rb.Width - previewScale * width) / 2), (int)((rb.Height - previewScale * height) / 2));
mapRect = new Rectangle(previewOrigin.X, previewOrigin.Y, (int)(previewScale * width), (int)(previewScale * height));
// The four layers are stored in a 2x2 grid within a single texture
radarSheet = new Sheet(new Size(2 * width, 2 * height).NextPowerOf2());
var s = world.Map.MapSize;
radarSheet = new Sheet(new Size(2 * s.X, 2 * s.Y).NextPowerOf2());
radarSheet.CreateBuffer();
radarData = radarSheet.GetData();
terrainSprite = new Sprite(radarSheet, new Rectangle(0, 0, width, height), TextureChannel.Alpha);
shroudSprite = new Sprite(radarSheet, new Rectangle(width, 0, width, height), TextureChannel.Alpha);
actorSprite = new Sprite(radarSheet, new Rectangle(0, height, width, height), TextureChannel.Alpha);
MapBoundsChanged();
// Set initial terrain data
foreach (var cell in world.Map.AllCells)
@@ -89,14 +81,27 @@ namespace OpenRA.Mods.Common.Widgets
world.Map.CustomTerrain.CellEntryChanged += UpdateTerrainCell;
}
void MapBoundsChanged()
{
var b = world.Map.Bounds;
var rb = RenderBounds;
previewScale = Math.Min(rb.Width * 1f / b.Width, rb.Height * 1f / b.Height);
previewOrigin = new int2((int)((rb.Width - previewScale * b.Width) / 2), (int)((rb.Height - previewScale * b.Height) / 2));
mapRect = new Rectangle(previewOrigin.X, previewOrigin.Y, (int)(previewScale * b.Width), (int)(previewScale * b.Height));
var s = world.Map.MapSize;
terrainSprite = new Sprite(radarSheet, b, TextureChannel.Alpha);
shroudSprite = new Sprite(radarSheet, new Rectangle(b.Location + new Size(s.X, 0), b.Size), TextureChannel.Alpha);
actorSprite = new Sprite(radarSheet, new Rectangle(b.Location + new Size(0, s.Y), b.Size), TextureChannel.Alpha);
}
void UpdateTerrainCell(CPos cell)
{
if (!world.Map.Contains(cell))
return;
var stride = radarSheet.Size.Width;
var uv = cell.ToMPos(world.Map);
if (!world.Map.CustomTerrain.Contains(uv))
return;
var custom = world.Map.CustomTerrain[uv];
Color color;
if (custom == byte.MaxValue)
@@ -107,27 +112,22 @@ namespace OpenRA.Mods.Common.Widgets
else
color = world.TileSet[custom].Color;
var dx = terrainSprite.Bounds.Left - world.Map.Bounds.Left;
var dy = terrainSprite.Bounds.Top - world.Map.Bounds.Top;
var stride = radarSheet.Size.Width;
unsafe
{
fixed (byte* colorBytes = &radarData[0])
{
var colors = (int*)colorBytes;
colors[(uv.V + dy) * stride + uv.U + dx] = color.ToArgb();
colors[uv.V * stride + uv.U] = color.ToArgb();
}
}
}
void UpdateShroudCell(PPos projectedCell)
{
if (!world.Map.Bounds.Contains(projectedCell.U, projectedCell.V))
return;
var stride = radarSheet.Size.Width;
var dx = shroudSprite.Bounds.Left - world.Map.Bounds.Left;
var dy = shroudSprite.Bounds.Top - world.Map.Bounds.Top;
var dx = world.Map.MapSize.X;
var color = 0;
var rp = world.RenderPlayer;
@@ -144,7 +144,7 @@ namespace OpenRA.Mods.Common.Widgets
fixed (byte* colorBytes = &radarData[0])
{
var colors = (int*)colorBytes;
colors[(projectedCell.V + dy) * stride + projectedCell.U + dx] = color;
colors[projectedCell.V * stride + projectedCell.U + dx] = color;
}
}
}
@@ -304,8 +304,7 @@ namespace OpenRA.Mods.Common.Widgets
// The actor layer is updated every tick
var stride = radarSheet.Size.Width;
var dx = actorSprite.Bounds.Left - world.Map.Bounds.Left;
var dy = actorSprite.Bounds.Top - world.Map.Bounds.Top;
var dy = world.Map.MapSize.Y;
Array.Clear(radarData, 4 * (actorSprite.Bounds.Top * stride + actorSprite.Bounds.Left), 4 * actorSprite.Bounds.Height * stride);
@@ -325,7 +324,7 @@ namespace OpenRA.Mods.Common.Widgets
var uv = cell.First.ToMPos(world.Map);
if (world.Map.Bounds.Contains(uv.U, uv.V))
colors[(uv.V + dy) * stride + uv.U + dx] = cell.Second.ToArgb();
colors[(uv.V + dy) * stride + uv.U] = cell.Second.ToArgb();
}
}
}