Added DirectX11 example application (code is too long!)

examples/opengl_example/main.cpp

@@ -4,7 +4,7 @@
 #include <Imm.h>
 #endif
 #define STB_IMAGE_IMPLEMENTATION
-#include "stb_image.h"                  // for .png loading
+#include "../shared/stb_image.h"        // for .png loading
 #include "../../imgui.h"
 
 // glew & glfw
@@ -77,11 +77,11 @@ static void ImImpl_RenderDrawLists(ImDrawList** const cmd_lists, int cmd_lists_c
             vtx_offset += pcmd->vtx_count;
         }
     }
-    glDisableClientState(GL_COLOR_ARRAY);
+
+	// Restore modified state
+	glDisableClientState(GL_COLOR_ARRAY);
     glDisableClientState(GL_TEXTURE_COORD_ARRAY);
     glDisableClientState(GL_VERTEX_ARRAY);
-
-    // Restore modified state
     glMatrixMode(GL_MODELVIEW);
     glPopMatrix();
     glMatrixMode(GL_PROJECTION);
@@ -294,7 +294,7 @@ int main(int argc, char** argv)
             show_test_window ^= ImGui::Button("Test Window");
             show_another_window ^= ImGui::Button("Another Window");
 
-            // Calculate and show framerate
+            // Calculate and show frame rate
             static float ms_per_frame[120] = { 0 };
             static int ms_per_frame_idx = 0;
             static float ms_per_frame_accum = 0.0f;

examples/opengl_example/opengl_example.vcxproj

@@ -75,7 +75,7 @@
     <ClInclude Include="..\..\imconfig.h" />
     <ClInclude Include="..\..\imgui.h" />
     <ClInclude Include="..\..\stb_textedit.h" />
-    <ClInclude Include="stb_image.h" />
+    <ClInclude Include="..\shared\stb_image.h" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\..\LICENSE" />

examples/opengl_example/opengl_example.vcxproj.filters

@@ -18,9 +18,6 @@
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="stb_image.h">
-      <Filter>sources</Filter>
-    </ClInclude>
     <ClInclude Include="..\..\imconfig.h">
       <Filter>imgui</Filter>
     </ClInclude>
@@ -30,6 +27,9 @@
     <ClInclude Include="..\..\stb_textedit.h">
       <Filter>imgui</Filter>
     </ClInclude>
+    <ClInclude Include="..\shared\stb_image.h">
+      <Filter>sources</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="..\..\LICENSE">