Examples: Comments about invalid mouse pos.

examples/marmalade_example/imgui_impl_marmalade.cpp

@@ -273,7 +273,7 @@ void ImGui_Marmalade_NewFrame()
     double mouse_x, mouse_y;
     mouse_x = s3ePointerGetX();
     mouse_y = s3ePointerGetY();
-    io.MousePos = ImVec2((float)mouse_x/g_scale.x, (float)mouse_y/g_scale.y);   // Mouse position in screen coordinates (set to -1,-1 if no mouse / on another screen, etc.)
+    io.MousePos = ImVec2((float)mouse_x/g_scale.x, (float)mouse_y/g_scale.y);   // Mouse position (set to -FLT_MAX,-FLT_MAX if no mouse / on another screen, etc.)
 
     for (int i = 0; i < 3; i++)
     {

examples/opengl2_example/imgui_impl_glfw.cpp

@@ -281,7 +281,7 @@ void ImGui_ImplGlfwGL2_NewFrame()
         {
             double mouse_x, mouse_y;
             glfwGetCursorPos(g_Window, &mouse_x, &mouse_y);
-            io.MousePos = ImVec2((float)mouse_x, (float)mouse_y);   // Get mouse position in screen coordinates (set to -1,-1 if no mouse / on another screen, etc.)
+            io.MousePos = ImVec2((float)mouse_x, (float)mouse_y);
         }
     }
     else

examples/opengl3_example/imgui_impl_glfw_gl3.cpp

@@ -393,7 +393,7 @@ void ImGui_ImplGlfwGL3_NewFrame()
         {
             double mouse_x, mouse_y;
             glfwGetCursorPos(g_Window, &mouse_x, &mouse_y);
-            io.MousePos = ImVec2((float)mouse_x, (float)mouse_y);   // Get mouse position in screen coordinates (set to -1,-1 if no mouse / on another screen, etc.)
+            io.MousePos = ImVec2((float)mouse_x, (float)mouse_y);
         }
     }
     else

examples/sdl_opengl2_example/imgui_impl_sdl.cpp

@@ -276,7 +276,7 @@ void ImGui_ImplSdlGL2_NewFrame(SDL_Window *window)
     int mx, my;
     Uint32 mouseMask = SDL_GetMouseState(&mx, &my);
     if (SDL_GetWindowFlags(window) & SDL_WINDOW_MOUSE_FOCUS)
-        io.MousePos = ImVec2((float)mx, (float)my);   // Mouse position, in pixels (set to -1,-1 if no mouse / on another screen, etc.)
+        io.MousePos = ImVec2((float)mx, (float)my);
     else
         io.MousePos = ImVec2(-FLT_MAX,-FLT_MAX);
 

examples/sdl_opengl3_example/imgui_impl_sdl_gl3.cpp

@@ -387,7 +387,7 @@ void ImGui_ImplSdlGL3_NewFrame(SDL_Window* window)
     int mx, my;
     Uint32 mouseMask = SDL_GetMouseState(&mx, &my);
     if (SDL_GetWindowFlags(window) & SDL_WINDOW_MOUSE_FOCUS)
-        io.MousePos = ImVec2((float)mx, (float)my);   // Mouse position, in pixels (set to -1,-1 if no mouse / on another screen, etc.)
+        io.MousePos = ImVec2((float)mx, (float)my);
     else
         io.MousePos = ImVec2(-FLT_MAX, -FLT_MAX);
 

examples/vulkan_example/imgui_impl_glfw_vulkan.cpp

@@ -811,7 +811,7 @@ void ImGui_ImplGlfwVulkan_NewFrame()
     {
         double mouse_x, mouse_y;
         glfwGetCursorPos(g_Window, &mouse_x, &mouse_y);
-        io.MousePos = ImVec2((float)mouse_x, (float)mouse_y);   // Mouse position in screen coordinates (set to -1,-1 if no mouse / on another screen, etc.)
+        io.MousePos = ImVec2((float)mouse_x, (float)mouse_y);
     }
     else
     {