updated docs

docs/docs/imaging.xml

@@ -224,6 +224,7 @@
          <item>jet</item>
          <item>render_face_detections</item> 
          <item>draw_line</item> 
+         <item>draw_solid_circle</item> 
          <item>draw_surf_points</item> 
          <item>draw_rectangle</item> 
          <item>tile_images</item> 
@@ -1130,6 +1131,18 @@
                                  
       </component>
             
+   <!-- ************************************************************************* -->
+      
+      <component>
+         <name>draw_solid_circle</name>
+         <file>dlib/image_transforms.h</file>
+         <spec_file link="true">dlib/image_transforms/draw_abstract.h</spec_file>
+         <description>        
+            This global function draws a solid circle on an image.
+         </description>
+                                 
+      </component>
+            
    <!-- ************************************************************************* -->
       
       <component>

docs/docs/term_index.xml

@@ -1014,7 +1014,11 @@
 
          <term file="dlib/gui_widgets/canvas_drawing_abstract.h.html" name="draw_circle" include="dlib/gui_widgets.h"/>
          <term file="dlib/gui_widgets/canvas_drawing_abstract.h.html" name="draw_pixel" include="dlib/gui_widgets.h"/>
-         <term file="dlib/gui_widgets/canvas_drawing_abstract.h.html" name="draw_solid_circle" include="dlib/gui_widgets.h"/>
+         <term name="draw_solid_circle">
+            <term link="dlib/gui_widgets/canvas_drawing_abstract.h.html#draw_solid_circle" name="for the GUI canvas object" include="dlib/gui_widgets.h"/>
+            <term link="imaging.html#draw_solid_circle" name="for image/array2d objects"    include="dlib/image_transforms.h"/>
+         </term>
+
          <term file="dlib/gui_widgets/canvas_drawing_abstract.h.html" name="draw_solid_convex_polygon" include="dlib/gui_widgets.h"/>
          <term file="dlib/gui_widgets/canvas_drawing_abstract.h.html" name="draw_button_down" include="dlib/gui_widgets.h"/>
          <term file="dlib/gui_widgets/canvas_drawing_abstract.h.html" name="draw_sunken_rectangle" include="dlib/gui_widgets.h"/>