p; uv.y &lt;= s9d.z) {
		var if3:Float = step(sizex - s9dy, uvx);
		var if4:Float = step(uvy, s9dz);
		color2 += if3 * if4 * texture2Dgery( getUv(s9dx + centerSliceWidth + uvx - (sizex - s9dy), uvy));
		// 左下
		var if5:Float = step(uvx, s9dx);
		var if6:Float = step(sizey - s9dw, uvy);
		color2 += if5 * if6 * texture2Dgery( getUv(uvx, centerSliceHeight + s9dz + uvy - (sizey - s9dw)));
		// 右下
		var if7:Float = step(sizex - s9dy, uvx);
		var if8:Float = step(sizey - s9dw, uvy);
		color2 += if7 * if8 