优化阴影，布局初步

src/plugin/shadow/gameShadow.ts

@@ -13,11 +13,11 @@ export default function init() {
 }
 
 const shadowInfo: Partial<Record<FloorIds, Light[]>> = {
-    MT46: [
+    MT43: [
         {
             id: 'mt42_1',
-            x: 85,
-            y: 85,
+            x: 280,
+            y: 220,
             decay: 100,
             r: 300,
             color: '#0000'
@@ -25,13 +25,13 @@ const shadowInfo: Partial<Record<FloorIds, Light[]>> = {
     ]
 };
 const backgroundInfo: Partial<Record<FloorIds, Color>> = {
-    MT46: '#0008'
+    MT43: '#0008'
 };
 const blurInfo: Partial<Record<FloorIds, number>> = {
-    MT46: 4
+    MT43: 4
 };
 const immersionInfo: Partial<Record<FloorIds, number>> = {
-    MT46: 8
+    MT43: 8
 };
 const shadowCache: Partial<Record<FloorIds, Polygon[]>> = {};
 

src/plugin/shadow/polygon.ts

@@ -14,7 +14,7 @@ export class Polygon {
         if (nodes.length < 3) {
             throw new Error(`Nodes number delivered is less than 3!`);
         }
-        this.nodes = nodes;
+        this.nodes = nodes.map(v => [v[0] + 32, v[1] + 32]);
     }
 
     /**
@@ -24,12 +24,14 @@ export class Polygon {
         const id = `${x},${y}`;
         if (this.cache[id]) return this.cache[id];
         const res: LocArr[][] = [];
-        const w = core._PX_ ?? core.__PIXELS__;
-        const h = core._PY_ ?? core.__PIXELS__;
+        const w = (core._PX_ ?? core.__PIXELS__) + 64;
+        const h = (core._PY_ ?? core.__PIXELS__) + 64;
+
+        const aspect = h / w;
 
         const intersect = (nx: number, ny: number): LocArr => {
             const k = (ny - y) / (nx - x);
-            if (k > 1 || k < -1) {
+            if (k > aspect || k < -aspect) {
                 if (ny < y) {
                     const ix = x + y / k;
                     return [2 * x - ix, 0];

src/plugin/shadow/shadow.ts

@@ -76,15 +76,15 @@ const transitionList: Record<string, Transition> = {};
 export function initShadowCanvas() {
     const w = core._PX_ ?? core.__PIXELS__;
     const h = core._PY_ ?? core.__PIXELS__;
-    ctx = core.createCanvas('shadow', 0, 0, w, h, 55);
+    ctx = core.createCanvas('shadow', -32, -32, w + 64, h + 64, 55);
     canvas = ctx.canvas;
     const s = core.domStyle.scale * devicePixelRatio;
-    temp1.width = w * s;
-    temp1.height = h * s;
-    temp2.width = w * s;
-    temp2.height = h * s;
-    temp3.width = w * s;
-    temp3.height = h * s;
+    temp1.width = (w + 64) * s;
+    temp1.height = (h + 64) * s;
+    temp2.width = (w + 64) * s;
+    temp2.height = (h + 64) * s;
+    temp3.width = (w + 64) * s;
+    temp3.height = (h + 64) * s;
     ct1.scale(s, s);
     ct2.scale(s, s);
     ct3.scale(s, s);
@@ -401,8 +401,8 @@ export function setBlur(n: number) {
  * 绘制阴影
  */
 export function drawShadow() {
-    const w = core._PX_ ?? core.__PIXELS__;
-    const h = core._PY_ ?? core.__PIXELS__;
+    const w = (core._PX_ ?? core.__PIXELS__) + 64;
+    const h = (core._PY_ ?? core.__PIXELS__) + 64;
     needRefresh = false;
     ctx.clearRect(0, 0, w, h);
     ct1.clearRect(0, 0, w, h);
@@ -421,7 +421,7 @@ export function drawShadow() {
         ct2.clearRect(0, 0, w, h);
         if (!noShelter) {
             for (const polygon of shadowNodes) {
-                const area = polygon.shadowArea(x, y, r);
+                const area = polygon.shadowArea(x + 32, y + 32, r);
                 area.forEach(v => {
                     ct1.beginPath();
                     ct1.moveTo(v[0][0], v[0][1]);