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Cave mode for minimap

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This commit is contained in:
BruceChen 2026-03-31 00:40:26 +08:00
parent 1e35a4c624
commit eae96a8fbc
8 changed files with 379 additions and 21 deletions
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27
MinecraftClient/Tui/MinimapColorMap.cs
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@ -20,6 +20,8 @@ namespace MinecraftClient.Tui
public static readonly Color LavaColor = Color.FromRgb(255, 100, 0);
public static readonly Color DefaultColor = Color.FromRgb(60, 60, 60);
public static readonly Color VoidColor = Color.FromRgb(0, 0, 0);
public static readonly Color CaveBorderColor = Color.FromRgb(16, 16, 16);
public static readonly Color CaveSolidColor = Color.FromRgb(24, 20, 18);
private static readonly FrozenDictionary<Material, Color> ColorTable;
private static readonly FrozenSet<Material> FullyTransparentMats;
@ -114,6 +116,14 @@ namespace MinecraftClient.Tui
public static bool IsFullyTransparent(Material m) => FullyTransparentMats.Contains(m);
/// <summary>
/// Returns true for materials that block light propagation (solid, liquids),
/// used by cave mode to find the surface from the player's Y level.
/// Mirrors VoxelMap's lightDampening > 0 check.
/// </summary>
public static bool IsLightBlocking(Material m)
=> (m == Material.Lava) || (!FullyTransparentMats.Contains(m) && m.IsSolid());
public static bool IsWater(Material m) => WaterMats.Contains(m);
public static bool IsIce(Material m) => IceMats.Contains(m);
@ -137,8 +147,8 @@ namespace MinecraftClient.Tui
int multiplier = heightDelta switch
{
> 0 => 255, // higher than neighbor: brightest
0 => 220, // same height: normal
_ => 180, // lower than neighbor: darker
0 => 220, // same height: normal
_ => 180, // lower than neighbor: darker
};
byte r = (byte)(baseColor.R * multiplier / 255);
byte g = (byte)(baseColor.G * multiplier / 255);
@ -157,6 +167,19 @@ namespace MinecraftClient.Tui
return Blend(IceColor, bottomColor, 0.35);
}
/// <summary>
/// Darken a color to simulate underground lighting. Cave floors receive
/// a minimum brightness of ~32/255 for non-solid blocks (matching VoxelMap),
/// while solid/unreachable columns render as near-black.
/// </summary>
public static Color ApplyCaveDarkening(Color baseColor, double factor = 0.55)
{
byte r = (byte)(baseColor.R * factor);
byte g = (byte)(baseColor.G * factor);
byte b = (byte)(baseColor.B * factor);
return Color.FromRgb(r, g, b);
}
private static Color Blend(Color top, Color bottom, double topAlpha)
{
byte r = (byte)(top.R * topAlpha + bottom.R * (1.0 - topAlpha));