Files
OpenRA/OpenRa.Game/Graphics/Minimap.cs

68 lines
1.6 KiB
C#

using System.Drawing;
namespace OpenRa.Game.Graphics
{
class Minimap
{
Sheet sheet;
SpriteRenderer spriteRenderer;
Sprite sprite;
Bitmap terrain;
public void Tick() { }
public Minimap(Renderer r)
{
sheet = new Sheet(r, new Size(128, 128));
spriteRenderer = new SpriteRenderer(r, true, r.RgbaSpriteShader);
sprite = new Sprite(sheet, new Rectangle(0, 0, 128, 128), TextureChannel.Alpha);
}
// todo: extract these from the palette
static readonly Color[] terrainTypeColors = {
Color.Green,
Color.Red,
Color.Blue,
Color.Yellow,
Color.Purple,
Color.Turquoise,
Color.Violet,
Color.Tomato,
Color.Teal,
};
public void Update()
{
if (terrain == null)
{
terrain = new Bitmap(128, 128);
for (var y = 0; y < 128; y++)
for (var x = 0; x < 128; x++)
terrain.SetPixel(x, y, Rules.Map.IsInMap(x, y)
? terrainTypeColors[Rules.TileSet.GetWalkability(Rules.Map.MapTiles[x, y])]
: Color.Black);
}
var bitmap = new Bitmap(terrain);
for( var y = 0; y < 128; y++ )
for (var x = 0; x < 128; x++)
{
// todo: units, perf.
var b = Game.BuildingInfluence.GetBuildingAt(new int2(x, y));
if (b != null)
bitmap.SetPixel(x, y, b.Owner != null ? Chat.paletteColors[(int)b.Owner.Palette] : Color.Gray);
}
sheet.Texture.SetData(bitmap);
}
public void Draw(float2 pos)
{
spriteRenderer.DrawSprite(sprite, pos, PaletteType.Chrome);
spriteRenderer.Flush();
}
}
}