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修复bitset调整数组大小时错误/componentTypeManager获取修复

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This commit is contained in:
yhh
2020-11-24 18:21:26 +08:00
parent 73b484d894
commit 8bc367ab48
8 changed files with 50 additions and 32 deletions
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13
source/src/ECS/Utils/BitSet.ts
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@@ -9,11 +9,12 @@ module es {
private _bits: number[];
constructor(nbits: number = 64) {
let length = nbits >> 6;
let length = nbits >> 6 >>> 0;
if ((nbits & BitSet.LONG_MASK) != 0)
length++;
this._bits = new Array(length);
this._bits.fill(0);
}
public and(bs: BitSet) {
@@ -33,7 +34,7 @@ module es {
}
public cardinality(): number {
let card = 0;
let card = 0 >>> 0;
for (let i = this._bits.length - 1; i >= 0; i--) {
let a = this._bits[i];
@@ -47,7 +48,7 @@ module es {
a = ((a >> 1) & 0x5555555555555555) + (a & 0x5555555555555555);
a = ((a >> 2) & 0x3333333333333333) + (a & 0x3333333333333333);
let b = ((a >> 32) + a);
let b = ((a >> 32) + a) >>> 0;
b = ((b >> 4) & 0x0f0f0f0f) + (b & 0x0f0f0f0f);
b = ((b >> 8) & 0x00ff00ff) + (b & 0x00ff00ff);
card += ((b >> 16) & 0x0000ffff) + (b & 0x0000ffff);
@@ -126,9 +127,9 @@ module es {
private ensure(lastElt: number) {
if (lastElt >= this._bits.length) {
let nd = new Number[lastElt + 1];
nd = this._bits.copyWithin(0, 0, this._bits.length);
this._bits = nd;
let startIndex = this._bits.length;
this._bits.length = lastElt + 1;
this._bits.fill(0, startIndex, lastElt + 1);
}
}
}