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Split the radar into multiple bitmaps

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This commit is contained in:
Paul Chote
2010-07-22 22:54:12 +12:00
parent d21e9fe093
commit ac526f9762
3 changed files with 64 additions and 33 deletions
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50
OpenRA.Game/Graphics/Minimap.cs
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@@ -19,7 +19,7 @@ namespace OpenRA.Graphics
{
class Minimap
{
public static Bitmap RenderTerrainBitmap(Map map)
public static Bitmap TerrainBitmap(Map map)
{
var tileset = Rules.TileSets[map.Tileset];
var size = Util.NextPowerOf2(Math.Max(map.Width, map.Height));
@@ -81,10 +81,11 @@ namespace OpenRA.Graphics
return terrain;
}
public static Bitmap AddCustomTerrain(World world, Bitmap terrainBitmap)
public static Bitmap CustomTerrainBitmap(World world)
{
var map = world.Map;
var bitmap = new Bitmap(terrainBitmap);
var size = Util.NextPowerOf2(Math.Max(map.Width, map.Height));
Bitmap bitmap = new Bitmap(size, size);
var bitmapData = bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
@@ -107,16 +108,14 @@ namespace OpenRA.Graphics
return bitmap;
}
public static Bitmap AddActors(World world, Bitmap terrain)
public static Bitmap ActorsBitmap(World world)
{
var map = world.Map;
var bitmap = new Bitmap(terrain);
var size = Util.NextPowerOf2(Math.Max(map.Width, map.Height));
Bitmap bitmap = new Bitmap(size, size);
var bitmapData = bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
var shroud = Color.Black.ToArgb();
var fogOpacity = 0.5f;
unsafe
{
int* c = (int*)bitmapData.Scan0;
@@ -127,23 +126,36 @@ namespace OpenRA.Graphics
foreach( var cell in t.Trait.RadarSignatureCells(t.Actor))
*(c + ((cell.Y - world.Map.TopLeft.Y)* bitmapData.Stride >> 2) + cell.X - world.Map.TopLeft.X) = color.ToArgb();
}
}
bitmap.UnlockBits(bitmapData);
return bitmap;
}
public static Bitmap ShroudBitmap(World world)
{
var map = world.Map;
var size = Util.NextPowerOf2(Math.Max(map.Width, map.Height));
Bitmap bitmap = new Bitmap(size, size);
var bitmapData = bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
var shroud = Color.Black.ToArgb();
var fog = Color.FromArgb(128, Color.Black).ToArgb();
unsafe
{
int* c = (int*)bitmapData.Scan0;
for (var x = 0; x < map.Width; x++)
for (var y = 0; y < map.Height; y++)
{
var mapX = x + map.TopLeft.X;
var mapY = y + map.TopLeft.Y;
if (!world.LocalPlayer.Shroud.IsExplored(mapX, mapY))
{
*(c + (y * bitmapData.Stride >> 2) + x) = shroud;
continue;
}
if (!world.LocalPlayer.Shroud.IsVisible(mapX,mapY))
{
*(c + (y * bitmapData.Stride >> 2) + x) = Util.LerpARGBColor(fogOpacity, *(c + (y * bitmapData.Stride >> 2) + x), shroud);
continue;
}
else if (!world.LocalPlayer.Shroud.IsVisible(mapX,mapY))
*(c + (y * bitmapData.Stride >> 2) + x) = fog;
}
}
@@ -153,7 +165,7 @@ namespace OpenRA.Graphics
public static Bitmap RenderMapPreview(Map map)
{
Bitmap terrain = RenderTerrainBitmap(map);
Bitmap terrain = TerrainBitmap(map);
return AddStaticResources(map, terrain);
}
}