diff --git a/.vscode/launch.json b/.vscode/launch.json
new file mode 100644
index 0000000..82d305a
--- /dev/null
+++ b/.vscode/launch.json
@@ -0,0 +1,55 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        
+        {
+            "type": "cmake",
+            "request": "launch",
+            "name": "CMake: Script debugging",
+            "cmakeDebugType": "script",
+            "scriptPath": "${workspaceFolder}/<...>.cmake"
+        },
+        {
+            "type": "cmake",
+            "request": "launch",
+            "name": "CMake: Externally launched",
+            "cmakeDebugType": "external",
+            "pipeName": "<...>"
+        },
+        
+        
+        {
+            "name": "Attach to Chrome",
+            "port": 9222,
+            "request": "attach",
+            "type": "chrome",
+            "webRoot": "${workspaceFolder}"
+        },
+
+        {
+            "type": "cmake",
+            "request": "launch",
+            "name": "CMake: Configure project",
+            "cmakeDebugType": "configure",
+            "clean": false,
+            "configureAll": false
+        },
+
+        
+        {
+            "name": "Launch Chrome",
+            "request": "launch",
+            "type": "chrome",
+            "url": "http://localhost:8080",
+            "webRoot": "${workspaceFolder}"
+
+        }
+
+
+
+
+    ]
+}
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..6c2ff60
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,5 @@
+{
+    "githubPullRequests.ignoredPullRequestBranches": [
+        "master"
+    ]
+}
\ No newline at end of file
diff --git a/tools/dc_motor_plot.py b/tools/dc_motor_plot.py
index 6ead6ae..6d720e7 100644
--- a/tools/dc_motor_plot.py
+++ b/tools/dc_motor_plot.py
@@ -13,9 +13,9 @@
 MAX_FRICTION_FORCE = NORMAL_FORCE * FRICTION_COEFFICIENT
 
 
-# Mimics coulomb friction model (model used in b2FrictionJoint)
+# نموذج الاحتكاك الكولومي ( نموذج المستخدم في b2FrictionJoint )
 def get_friction_force(force):
-    if force < 0:  # No friction force if no force applied
+    if force < 0:  #  لاقوه احتكاك اذا لم تطبق قوه
         return 0
     if force > MAX_FRICTION_FORCE:
         return MAX_FRICTION_FORCE