斜角墙
This commit is contained in:
193
Source/WulaFallenEmpire/SectionLayer_WulaHull.cs
Normal file
193
Source/WulaFallenEmpire/SectionLayer_WulaHull.cs
Normal file
@@ -0,0 +1,193 @@
|
||||
using LudeonTK;
|
||||
using RimWorld;
|
||||
using UnityEngine;
|
||||
using Verse;
|
||||
|
||||
namespace WulaFallenEmpire
|
||||
{
|
||||
// 定义了一个数据结构，用于从XML文件中加载我们的配置。
|
||||
public class WulaHullDef : Def
|
||||
{
|
||||
// 以下所有 public 字段都会由RimWorld的加载系统自动从XML同名节点中填充。
|
||||
public ThingDef targetDef;
|
||||
public ShaderTypeDef shaderType;
|
||||
|
||||
public string texPath_Corner_NW;
|
||||
public string texPath_Corner_NE;
|
||||
public string texPath_Corner_SW;
|
||||
public string texPath_Corner_SE;
|
||||
public string texPath_Diagonal_NW;
|
||||
public string texPath_Diagonal_NE;
|
||||
public string texPath_Diagonal_SW;
|
||||
public string texPath_Diagonal_SE;
|
||||
|
||||
// 提供一个全局静态访问点，方便在代码中随时获取配置，而无需传来传去。
|
||||
public static WulaHullDef Current => DefDatabase<WulaHullDef>.GetNamed("WulaHullConfig");
|
||||
}
|
||||
|
||||
// 这是核心的渲染类，继承自SectionLayer，负责在地图上绘制额外的视觉效果。
|
||||
public class SectionLayer_WulaHull : SectionLayer
|
||||
{
|
||||
public enum CornerType { None, Corner_NW, Corner_NE, Corner_SW, Corner_SE, Diagonal_NW, Diagonal_NE, Diagonal_SW, Diagonal_SE }
|
||||
|
||||
private static readonly Vector2[] UVs = { new Vector2(0f, 0f), new Vector2(0f, 1f), new Vector2(1f, 1f), new Vector2(1f, 0f) };
|
||||
[TweakValue("WulaHullCorners", 0f, 2f)]
|
||||
private static float HullCornerScale = 2f;
|
||||
|
||||
private static CachedMaterial mat_Corner_NW, mat_Corner_NE, mat_Corner_SW, mat_Corner_SE, mat_Diagonal_NW, mat_Diagonal_NE, mat_Diagonal_SW, mat_Diagonal_SE;
|
||||
private static readonly float cornerAltitude = AltitudeLayer.BuildingOnTop.AltitudeFor();
|
||||
private static bool initalized;
|
||||
|
||||
private static readonly IntVec3[] Directions = { IntVec3.North, IntVec3.East, IntVec3.South, IntVec3.West, IntVec3.North + IntVec3.West, IntVec3.North + IntVec3.East, IntVec3.South + IntVec3.East, IntVec3.South + IntVec3.West };
|
||||
private static bool[] tmpChecks = new bool[Directions.Length];
|
||||
|
||||
// 获取要使用的着色器。优先从XML配置中读取，如果未配置则使用一个安全合理的默认值。
|
||||
private static Shader WallShader => WulaHullDef.Current.shaderType?.Shader ?? ShaderDatabase.CutoutComplex;
|
||||
|
||||
public override bool Visible => true;
|
||||
|
||||
public SectionLayer_WulaHull(Section section) : base(section)
|
||||
{
|
||||
// 告诉游戏，当建筑、地形等发生变化时，需要重绘我们的图层。
|
||||
relevantChangeTypes = (ulong)MapMeshFlagDefOf.Buildings | (ulong)MapMeshFlagDefOf.Terrain | (ulong)MapMeshFlagDefOf.Things | (ulong)MapMeshFlagDefOf.Roofs;
|
||||
}
|
||||
|
||||
// 这是一个性能优化技巧，确保贴图和材质只在第一次使用时被加载和创建，而不是每次重绘都加载。
|
||||
private static void EnsureInitialized()
|
||||
{
|
||||
if (!initalized)
|
||||
{
|
||||
initalized = true;
|
||||
WulaHullDef config = WulaHullDef.Current;
|
||||
|
||||
mat_Corner_NW = new CachedMaterial(config.texPath_Corner_NW, WallShader);
|
||||
mat_Corner_NE = new CachedMaterial(config.texPath_Corner_NE, WallShader);
|
||||
mat_Corner_SW = new CachedMaterial(config.texPath_Corner_SW, WallShader);
|
||||
mat_Corner_SE = new CachedMaterial(config.texPath_Corner_SE, WallShader);
|
||||
mat_Diagonal_NW = new CachedMaterial(config.texPath_Diagonal_NW, WallShader);
|
||||
mat_Diagonal_NE = new CachedMaterial(config.texPath_Diagonal_NE, WallShader);
|
||||
mat_Diagonal_SW = new CachedMaterial(config.texPath_Diagonal_SW, WallShader);
|
||||
mat_Diagonal_SE = new CachedMaterial(config.texPath_Diagonal_SE, WallShader);
|
||||
}
|
||||
}
|
||||
|
||||
// 游戏引擎会定期调用这个方法来更新和重绘我们的图层。
|
||||
public override void Regenerate()
|
||||
{
|
||||
ClearSubMeshes(MeshParts.All);
|
||||
Map map = base.Map;
|
||||
TerrainGrid terrGrid = map.terrainGrid;
|
||||
foreach (IntVec3 item in section.CellRect)
|
||||
{
|
||||
if (ShouldDrawCornerPiece(item, map, terrGrid, out var cornerType, out var color))
|
||||
{
|
||||
CachedMaterial material = GetMaterial(cornerType);
|
||||
IntVec3 offset = GetOffset(cornerType);
|
||||
bool addGravshipMask = false;
|
||||
bool addIndoorMask = IsCornerIndoorMasked(item, cornerType, map);
|
||||
AddQuad(material.Material, item + offset, HullCornerScale, cornerAltitude, color, addGravshipMask, addIndoorMask);
|
||||
}
|
||||
}
|
||||
FinalizeMesh(MeshParts.All);
|
||||
}
|
||||
|
||||
// 这是整个框架的核心判断逻辑。
|
||||
// 它检查给定的坐标，分析其周围8个方向的建筑，来决定是否需要绘制斜角，以及绘制哪种类型的斜角。
|
||||
public static bool ShouldDrawCornerPiece(IntVec3 pos, Map map, TerrainGrid terrGrid, out CornerType cornerType, out Color color)
|
||||
{
|
||||
cornerType = CornerType.None;
|
||||
color = Color.white;
|
||||
if (pos.GetEdifice(map) != null) return false;
|
||||
TerrainDef terrainDef = terrGrid.FoundationAt(pos);
|
||||
if (terrainDef != null && terrainDef.IsSubstructure) return false;
|
||||
ThingDef targetDef = WulaHullDef.Current.targetDef;
|
||||
if (targetDef == null) { Log.ErrorOnce("WulaHullConfig has a null targetDef. Please check WulaHullDefs.xml.", 168168168); return false; }
|
||||
for (int i = 0; i < Directions.Length; i++) { tmpChecks[i] = (pos + Directions[i]).GetEdificeSafe(map)?.def == targetDef; }
|
||||
if (tmpChecks[0] && tmpChecks[3] && !tmpChecks[2] && !tmpChecks[1]) cornerType = (tmpChecks[4] ? CornerType.Corner_NW : CornerType.Diagonal_NW);
|
||||
else if (tmpChecks[0] && tmpChecks[1] && !tmpChecks[2] && !tmpChecks[3]) cornerType = (tmpChecks[5] ? CornerType.Corner_NE : CornerType.Diagonal_NE);
|
||||
else if (tmpChecks[2] && tmpChecks[1] && !tmpChecks[0] && !tmpChecks[3]) cornerType = (tmpChecks[6] ? CornerType.Corner_SE : CornerType.Diagonal_SE);
|
||||
else if (tmpChecks[2] && tmpChecks[3] && !tmpChecks[0] && !tmpChecks[1]) cornerType = (tmpChecks[7] ? CornerType.Corner_SW : CornerType.Diagonal_SW);
|
||||
if (cornerType == CornerType.None) return false;
|
||||
for (int j = 0; j < 4; j++) { if (tmpChecks[j]) { color = (pos + Directions[j]).GetEdificeSafe(map).DrawColor; break; } }
|
||||
return true;
|
||||
}
|
||||
|
||||
private static CachedMaterial GetMaterial(CornerType edgeType)
|
||||
{
|
||||
EnsureInitialized();
|
||||
switch (edgeType)
|
||||
{
|
||||
case CornerType.Corner_NW: return mat_Corner_NW;
|
||||
case CornerType.Corner_NE: return mat_Corner_NE;
|
||||
case CornerType.Corner_SW: return mat_Corner_SW;
|
||||
case CornerType.Corner_SE: return mat_Corner_SE;
|
||||
case CornerType.Diagonal_NW: return mat_Diagonal_NW;
|
||||
case CornerType.Diagonal_NE: return mat_Diagonal_NE;
|
||||
case CornerType.Diagonal_SW: return mat_Diagonal_SW;
|
||||
case CornerType.Diagonal_SE: return mat_Diagonal_SE;
|
||||
default: throw new System.ArgumentOutOfRangeException("edgeType", edgeType, null);
|
||||
}
|
||||
}
|
||||
|
||||
private static IntVec3 GetOffset(CornerType cornerType)
|
||||
{
|
||||
switch (cornerType)
|
||||
{
|
||||
case CornerType.Corner_NE: case CornerType.Diagonal_NE: return new IntVec3(0, 0, 0);
|
||||
case CornerType.Corner_NW: case CornerType.Diagonal_NW: return new IntVec3(-1, 0, 0);
|
||||
case CornerType.Corner_SE: case CornerType.Diagonal_SE: return new IntVec3(0, 0, -1);
|
||||
case CornerType.Corner_SW: case CornerType.Diagonal_SW: return new IntVec3(-1, 0, -1);
|
||||
default: return IntVec3.Zero;
|
||||
}
|
||||
}
|
||||
|
||||
private void AddQuad(Material mat, IntVec3 c, float scale, float altitude, Color color, bool addGravshipMask, bool addIndoorMask)
|
||||
{
|
||||
LayerSubMesh subMesh = GetSubMesh(mat);
|
||||
AddQuad(subMesh, c.ToVector3(), scale, altitude, color);
|
||||
if (addGravshipMask)
|
||||
{
|
||||
Texture2D srcTex = subMesh.material.mainTexture as Texture2D;
|
||||
Color color2 = subMesh.material.color;
|
||||
Material material = MaterialPool.MatFrom(srcTex, ShaderDatabase.GravshipMaskMasked, color2);
|
||||
AddQuad(GetSubMesh(material), c.ToVector3(), scale, altitude, color);
|
||||
}
|
||||
if (addIndoorMask)
|
||||
{
|
||||
Texture2D srcTex2 = subMesh.material.mainTexture as Texture2D;
|
||||
Color color3 = subMesh.material.color;
|
||||
Material material2 = MaterialPool.MatFrom(srcTex2, ShaderDatabase.IndoorMaskMasked, color3);
|
||||
AddQuad(GetSubMesh(material2), c.ToVector3(), scale, altitude, color);
|
||||
}
|
||||
}
|
||||
|
||||
private static void AddQuad(LayerSubMesh sm, Vector3 c, float scale, float altitude, Color color)
|
||||
{
|
||||
int count = sm.verts.Count;
|
||||
for (int i = 0; i < 4; i++)
|
||||
{
|
||||
sm.verts.Add(new Vector3(c.x + UVs[i].x * scale, altitude, c.z + UVs[i].y * scale));
|
||||
sm.uvs.Add(UVs[i % 4]);
|
||||
sm.colors.Add(color);
|
||||
}
|
||||
sm.tris.Add(count);
|
||||
sm.tris.Add(count + 1);
|
||||
sm.tris.Add(count + 2);
|
||||
sm.tris.Add(count);
|
||||
sm.tris.Add(count + 2);
|
||||
sm.tris.Add(count + 3);
|
||||
}
|
||||
|
||||
private static bool IsCornerIndoorMasked(IntVec3 c, CornerType cornerType, Map map)
|
||||
{
|
||||
switch (cornerType)
|
||||
{
|
||||
case CornerType.Corner_NE: case CornerType.Diagonal_NE: if (!c.Roofed(map)) return (c + IntVec3.East).Roofed(map); return true;
|
||||
case CornerType.Corner_NW: case CornerType.Diagonal_NW: if (!c.Roofed(map)) return (c + IntVec3.West).Roofed(map); return true;
|
||||
case CornerType.Corner_SE: case CornerType.Diagonal_SE: if (!c.Roofed(map)) return (c + IntVec3.East).Roofed(map); return true;
|
||||
case CornerType.Corner_SW: case CornerType.Diagonal_SW: if (!c.Roofed(map)) return (c + IntVec3.West).Roofed(map); return true;
|
||||
default: return false;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user