diff --git a/README.md b/README.md
index be33b0b..ae3f790 100644
--- a/README.md
+++ b/README.md
@@ -1,12 +1,14 @@
 # Eric's MagicaVoxel Shaders
 Shaders for MagicaVoxel including Terrain Generator, Advanced Flood System etc.
 
+**IMPORTANT** The bugs related to the executing failure have been all fixed. Feel free to have a try if you came across the problems before.
+
 ## Internationalization
-- <a href="./i18n/README-sc.md">简体中文</a> - translated by <a href="http://github.com/codingeric">CodingEric</a>, target version: `0.0.9.0`
+- <a href="./i18n/README-sc.md">简体中文</a> - translated by <a href="http://github.com/codingeric">CodingEric</a>, target version: `0.1.0.0`
 - <a href="./i18n/README-fr.md">Français</a> - translated by <a href="http://moiscript.weebly.com/magicavoxel.html">Pilou</a> - Authorized reproduce, target version: `0.0.7.0`
 
 ## Project Info
-* Current version: `0.0.9.9`
+* Current version: `0.1.0.0`
 * State: `LTS`
 * Tested with `MagicaVoxel 0.99.3 for Windows`
 * Released under `MIT License`
@@ -26,6 +28,9 @@ Copy the .txt files from the `shader` directory in this project to the `shader`
 | 0.99.2 | √ | |
 | 0.99.3 | √ | |
 
+## Contribution
+Feel free to make a PR as long as you've followed the contributing guidelines.
+
 ## Shaders and usages
 >**Note** <br> - The parameters with `<>` can be ignored. Mostly, they are set to 0 as default. <br>  - The shaders are not designed for selected areas without specific explanation. <br>  - The documentation of deprecated/unstable shaders can be found in their folders.
 ### INDEX
@@ -68,7 +73,7 @@ Copy the .txt files from the `shader` directory in this project to the `shader`
   <img src="img/tg2_2.png" width="250px"><img src="img/tg2_1.png" width="250px">
 ### CAVE
 <a href="#index">back to index</a>
->1. The 3d noise generator.
+>1. This is the 3d noise generator.
 >2. The noise generation method is provided by ashima/webgl-noise: Copyright (C) 2011 Ashima Arts. All rights reserved.
 * File name: `cave.txt`
 * Command-line usage: `xs cave [seed] [noise-scale] [voxel-color] [void-voxel-color (-1 for not emptying the scene)] [vertical-shifting] [x-shifting] [y-shifting]`
diff --git a/i18n/README-fr.md b/i18n/README-fr.md
index 4415f93..f4e5246 100644
--- a/i18n/README-fr.md
+++ b/i18n/README-fr.md
@@ -13,11 +13,8 @@ Installez ces shaders en copiant les fichiers du répertoire shader de ce projet
 * <a href="#flow2">Flow2</a>
 * <a href="#project">Project</a>
 * <a href="#life-game">Life game</a>
-* <a href="#blanket">Blanket</a>
 * <a href="#cube-filling">Cube filling</a>
 * <a href="#flood">Flood</a>
-* <a href="#hyperflood">[Unstable] Hyperflood</a>
-* <a href="#darker">[Deprecated] Darker Darker</a>
 ### TERRAIN GENERATOR
 <a href="#catalogue">Retour au catalogue</a>
 * Nom de fichier: `tergen.txt`
diff --git a/i18n/README-sc.md b/i18n/README-sc.md
index 2658822..b9c7072 100644
--- a/i18n/README-sc.md
+++ b/i18n/README-sc.md
@@ -6,7 +6,7 @@
 为MagicaVoxel设计的Shader，包含地形生成器，增强的洪流系统等。
 
 ## 项目信息
-* 当前版本: `0.0.9.0`
+* 当前版本: `0.1.0.0`
 * 状态: `长期支持`
 * 使用 `MagicaVoxel 0.99.3 for Windows` 测试
 * 在 `MIT License` 下发行
@@ -31,6 +31,7 @@
 ### <p id="index">目录</p>
 * <a href="#terrain-generator">Terrain generator</a>
 * <a href="#terrain-generator-2">Terrain generator 2</a>
+* <a href="#cave">Cave</a>
 * <a href="#flow">Flow</a>
 * <a href="#flow2">Flow2</a>
 * <a href="#project">Project</a>
@@ -40,7 +41,7 @@
 ### TERRAIN GENERATOR
 <a href="#index">回到目录</a>
 >1. 更旧的版本由于不支持一些古老的GLSL版本已经被舍弃，十分感谢bug提交者的贡献。
->2. 噪波生成提供方为 ashima/webgl-noise: Copyright (C) 2011 Ashima Arts 保留所有权利
+>2. 噪波生成提供方为 ashima/webgl-noise: Copyright (C) 2011 Ashima Arts 保留所有权利。
 * 文件名称: `tergen.txt`
 * 命令行用法: `xs tergen [seed] [altitude] 
 [noise-scale] [voxel-color] <void-voxel-color> <vertical-shifting> <x-shifting> <y-shifting>`
@@ -55,7 +56,7 @@
 ### TERRAIN GENERATOR 2
 <a href="#index">回到目录</a>
 >1. 在地形生成器2中，地形覆盖在已存在的体素上。
->2. 噪波生成提供方为 ashima/webgl-noise: Copyright (C) 2011 Ashima Arts 保留所有权利
+>2. 噪波生成提供方为 ashima/webgl-noise: Copyright (C) 2011 Ashima Arts 保留所有权利。
 * 文件名称: `tergen2.txt`
 * 命令行用法: `xs tergen2 [seed] [altitude] 
 [noise-scale] [voxel-color] <void-voxel-color> <vertical-shifting> <x-shifting> <y-shifting>`
@@ -65,6 +66,18 @@
 * 图片预览:
 
   <img src="../img/tg2_2.png" width="250px"><img src="../img/tg2_1.png" width="250px">
+### CAVE
+<a href="#index">回到目录</a>
+>1. 这是三维噪波生成器。
+>2. 噪波生成提供方为 ashima/webgl-noise: Copyright (C) 2011 Ashima Arts 保留所有权利。
+* 文件名称: `cave.txt`
+* 命令行用法: `xs cave [seed] [noise-scale] [voxel-color] <void-voxel-color (-1 for not emptying the scene)> <vertical-shifting> <x-shifting> <y-shifting>`
+* 命令行用法示例: `xs cave 19260817 75 1 -1 10 10 10`
+* 命令行用法最简示例: `xs cave 19260817 75 1 -1`
+>把 void-voxel-color 设置为 -1 将不会清空场景。
+* 图片预览:
+
+  <img width="250px" src="../img/cave.png">
 ### FLOW
 <a href="#index">回到目录</a>
 > 该shader模拟自然界中的水流效果。
diff --git a/shader/cubefill.txt b/shader/cubefill.txt
index 9e8d6a6..1a85547 100644
--- a/shader/cubefill.txt
+++ b/shader/cubefill.txt
@@ -15,10 +15,10 @@ MIT License
 
 float map(vec3 v){
     if(iArgs[6]!=0.){
-        if(iArgs[0]==0&&((v.x>=iArgs[1]&&v.x<=iArgs[4]||v.x>=iArgs[4]&&v.x<=iArgs[1])&&(v.y>=iArgs[2]&&v.y<=iArgs[5]||v.y>=iArgs[5]&&v.y<=iArgs[2])&&(v.z>=iArgs[3]&&v.z<=iArgs[6]||v.z>=iArgs[6]&&v.z<=iArgs[3]))){
+        if(iArgs[0]==0.&&((v.x>=iArgs[1]&&v.x<=iArgs[4]||v.x>=iArgs[4]&&v.x<=iArgs[1])&&(v.y>=iArgs[2]&&v.y<=iArgs[5]||v.y>=iArgs[5]&&v.y<=iArgs[2])&&(v.z>=iArgs[3]&&v.z<=iArgs[6]||v.z>=iArgs[6]&&v.z<=iArgs[3]))){
             return iArgs[7];
         }
-        else if(iArgs[0]==1&&(((v.x==iArgs[1]||v.x==iArgs[4])&&(v.y==iArgs[5]||v.y==iArgs[2])&&(v.z<=iArgs[6]&&v.z>=iArgs[3]||v.z<=iArgs[3]&&v.z>=iArgs[6]))||((v.z==iArgs[3]||v.z==iArgs[6])&&(v.y==iArgs[5]||v.y==iArgs[2])&&(v.x<=iArgs[4]&&v.x>=iArgs[1]||v.x<=iArgs[1]&&v.x>=iArgs[4]))||((v.z==iArgs[3]||v.z==iArgs[6])&&(v.x==iArgs[4]||v.x==iArgs[1])&&(v.y<=iArgs[5]&&v.y>=iArgs[2]||v.y<=iArgs[2]&&v.y>=iArgs[5])))){
+        else if(iArgs[0]==1.&&(((v.x==iArgs[1]||v.x==iArgs[4])&&(v.y==iArgs[5]||v.y==iArgs[2])&&(v.z<=iArgs[6]&&v.z>=iArgs[3]||v.z<=iArgs[3]&&v.z>=iArgs[6]))||((v.z==iArgs[3]||v.z==iArgs[6])&&(v.y==iArgs[5]||v.y==iArgs[2])&&(v.x<=iArgs[4]&&v.x>=iArgs[1]||v.x<=iArgs[1]&&v.x>=iArgs[4]))||((v.z==iArgs[3]||v.z==iArgs[6])&&(v.x==iArgs[4]||v.x==iArgs[1])&&(v.y<=iArgs[5]&&v.y>=iArgs[2]||v.y<=iArgs[2]&&v.y>=iArgs[5])))){
             return iArgs[7];
         }
         else{
@@ -30,7 +30,7 @@ float map(vec3 v){
         float cte1=-1.;
         float a3=iArgs[4];
         float p1X,p1Y,p1Z,p2X,p2Y,p2Z;
-        if(int(a3)&1){
+        if(floor(a3/2.)*2.!=a3){
             cte=(a3-1.)/2.;
             cte1+=a3-cte;
             p1X=iArgs[1]-cte;
@@ -42,7 +42,7 @@ float map(vec3 v){
         }
         else{
             cte=a3/2.;
-            cte1+=a3/2;
+            cte1+=a3/2.;
             p1X=iArgs[1]-cte;
             p1Y=iArgs[2]-cte;
             p1Z=iArgs[3]-cte;
@@ -50,10 +50,10 @@ float map(vec3 v){
             p2Y=iArgs[2]+cte1;
             p2Z=iArgs[3]+cte1;
         }
-        if(iArgs[0]==0&&((v.x>=p1X&&v.x<=p2X||v.x>=p2X&&v.x<=p1X)&&(v.y>=p1Y&&v.y<=p2Y||v.y>=p2Y&&v.y<=p1Y)&&(v.z>=p1Z&&v.z<=p2Z||v.z>=p2Z&&v.z<=p1Z))){
+        if(iArgs[0]==0.&&((v.x>=p1X&&v.x<=p2X||v.x>=p2X&&v.x<=p1X)&&(v.y>=p1Y&&v.y<=p2Y||v.y>=p2Y&&v.y<=p1Y)&&(v.z>=p1Z&&v.z<=p2Z||v.z>=p2Z&&v.z<=p1Z))){
             return iArgs[5];
         }
-        else if(iArgs[0]==1&&(((v.x==p1X||v.x==p2X)&&(v.y==p2Y||v.y==p1Y)&&(v.z<=p2Z&&v.z>=p1Z||v.z<=p1Z&&v.z>=p2Z))||((v.z==p1Z||v.z==p2Z)&&(v.y==p2Y||v.y==p1Y)&&(v.x<=p2X&&v.x>=p1X||v.x<=p1X&&v.x>=p2X))||((v.z==p1Z||v.z==p2Z)&&(v.x==p2X||v.x==p1X)&&(v.y<=p2Y&&v.y>=p1Y||v.y<=p1Y&&v.y>=p2Y)))){
+        else if(iArgs[0]==1.&&(((v.x==p1X||v.x==p2X)&&(v.y==p2Y||v.y==p1Y)&&(v.z<=p2Z&&v.z>=p1Z||v.z<=p1Z&&v.z>=p2Z))||((v.z==p1Z||v.z==p2Z)&&(v.y==p2Y||v.y==p1Y)&&(v.x<=p2X&&v.x>=p1X||v.x<=p1X&&v.x>=p2X))||((v.z==p1Z||v.z==p2Z)&&(v.x==p2X||v.x==p1X)&&(v.y<=p2Y&&v.y>=p1Y||v.y<=p1Y&&v.y>=p2Y)))){
             return iArgs[5];
         }
         else{