Link with other projects' building and usage documentation.

Doxyfile

@@ -142,7 +142,8 @@ STRIP_FROM_PATH        = ../
 # are normally passed to the compiler using the -I flag.
 
 STRIP_FROM_INC_PATH    = ../magnum/src \
-                         ../magnum-plugins/src
+                         ../magnum-plugins/src \
+                         ../magnum-integration/src
 
 # If the SHORT_NAMES tag is set to YES, doxygen will generate much shorter
 # (but less readable) file names. This can be useful if your file system
@@ -688,6 +689,8 @@ INPUT                  = src/ \
                          doc/ \
                          ../magnum-plugins/src/ \
                          ../magnum-plugins/doc/ \
+                         ../magnum-integration/src/ \
+                         ../magnum-integration/doc/ \
                          ../magnum-examples/doc/
 
 # This tag can be used to specify the character encoding of the source files

README.md

@@ -122,10 +122,14 @@ in root directory (i.e. where `Doxyfile` is). Resulting HTML documentation
 will be in `build/doc/` directory. You might need to create `build/` directory
 if it doesn't exist yet.
 
-PLUGINS AND EXAMPLES
+RELATED PROJECTS
-====================
+================
-
+
-Various importer plugins for image and 3D model formats are maintained in
+The engine itself is kept as small as possible with only little dependencies.
+Additional functionality, often depending on external libraries, is provided in
+separate repositories. Integration with various external math and physics
+libraries can be found at https://github.com/mosra/magnum-integration. Various
+importer plugins for image, audio and 3D model formats are maintained in
 separate repository, which can be found at https://github.com/mosra/magnum-plugins.
 
 There are also examples of engine usage, varying from simple *Hello World*-like

doc/building.dox

@@ -216,6 +216,15 @@ in root directory (i.e. where `Doxyfile` is). Resulting HTML documentation
 will be in `build/doc/` directory. You might need to create `build/` directory
 if it doesn't exist yet.
 
+@section building-related Related projects
+
+The engine itself is kept as small as possible with only little dependencies.
+Additional functionality, often depending on external libraries, is provided in
+separate repositories. Various importer plugins for image, audio and 3D model
+formats are maintained in @ref building-plugins "Plugins repository",
+Integration with various external math and physics libraries is provided by
+@ref building-integration "Integration library".
+
 @section building-arch Building ArchLinux packages
 
 In `package/archlinux` directory is currently one PKGBUILD for Git development

doc/cmake.dox

@@ -106,6 +106,8 @@ are also available as preprocessor variables if including Magnum.h:
 
 %Corrade library provides also its own set of CMake macros and variables, see
 @ref corrade-cmake "its documentation" for more information.
+@ref cmake-plugins "Plugins repository" and @ref cmake-integration "Integration library"
+have also their own CMake modules.
 
 */
 }

doc/namespaces.dox

@@ -98,6 +98,8 @@ Audio import, playback and integration with @ref SceneGraph.
 
 This library is built when `WITH_AUDIO` is enabled and found as `%Audio`
 component in CMake. See @ref building and @ref cmake for more information.
+Additional plugins are part of plugin repository, see @ref building-plugins and
+@ref cmake-plugins for more information.
 */
 
 /** @dir DebugTools
@@ -189,6 +191,8 @@ Font texture creation and text layouting.
 
 This library is built when `WITH_TEXT` is enabled and found as `%Text`
 component in CMake. See @ref building and @ref cmake for more information.
+Additional plugins are part of plugin repository, see @ref building-plugins and
+@ref cmake-plugins for more information.
 */
 
 /** @dir TextureTools
@@ -214,5 +218,7 @@ Contains plugin interfaces for importing data of various formats and classes
 for direct access to the data.
 
 This library is built by default and found by default in CMake. See
-@ref building and @ref cmake for more information.
+@ref building and @ref cmake for more information. Additional plugins are part
+of plugin repository, see @ref building-plugins and @ref cmake-plugins for more
+information.
 */