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蛇身结点宽度比例调整为常量

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flykhan 2023-02-14 17:45:30 +08:00
parent 369f474fab
commit 8668796a87
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1 changed files with 4 additions and 2 deletions
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6
web/src/assets/scripts/Snake.js
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@ -181,13 +181,15 @@ export class Snake extends AcGameObject {
if (Math.abs(a.x - b.x) < this.eps && Math.abs(a.y - b.y) < this.eps)
continue;
// 定义蛇身结点宽度比例
const snake_node_width = 0.7;
// 如果两个目标点在竖方向重合(横坐标一致,纵坐标不重合)时的画法
if (Math.abs(a.x - b.x) < this.eps) {
ctx.fillRect((a.x - 0.35) * L, Math.min(a.y, b.y) * L, L * 0.7, Math.abs(a.y - b.y) * L);
ctx.fillRect((a.x - snake_node_width / 2) * L, Math.min(a.y, b.y) * L, L * snake_node_width, Math.abs(a.y - b.y) * L);
}
// 横方向的画法
else {
ctx.fillRect(Math.min(a.x, b.x) * L, (a.y - 0.35) * L, Math.abs(a.x - b.x) * L, L * 0.7);
ctx.fillRect(Math.min(a.x, b.x) * L, (a.y - snake_node_width / 2) * L, Math.abs(a.x - b.x) * L, L * snake_node_width);
}
}
}