Doxygen added to CMake, shader project dependency added to Sample Project

CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index eb1e124..74b428d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,4 +31,28 @@
 message(STATUS "VMA_DEBUG_GLOBAL_MUTEX = ${VMA_DEBUG_GLOBAL_MUTEX}")
 message(STATUS "VMA_DEBUG_DONT_EXCEED_MAX_MEMORY_ALLOCATION_COUNT = ${VMA_DEBUG_DONT_EXCEED_MAX_MEMORY_ALLOCATION_COUNT}")
 
+IF(VMA_BUILD_SAMPLE)
+	SET(VMA_BUILD_SAMPLE_SHADERS ON)
+ENDIF(VMA_BUILD_SAMPLE)
+
+find_package(Doxygen)
+option(BUILD_DOCUMENTATION "Create and install the HTML based API documentation (requires Doxygen)" OFF)
+
+if (DOXYGEN_FOUND AND BUILD_DOCUMENTATION)
+    # set input and output files
+    set(DOXYGEN_IN ${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile)
+    set(DOXYGEN_OUT ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)
+
+    # request to configure the file
+    configure_file(${DOXYGEN_IN} ${DOXYGEN_OUT} @ONLY)
+    # note the option ALL which allows to build the docs together with the application
+    add_custom_target( doc_doxygen ALL
+        COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYGEN_OUT}
+        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+        COMMENT "Generating API documentation with Doxygen"
+        VERBATIM )
+else (DOXYGEN_FOUND AND BUILD_DOCUMENTATION)
+  message("Doxygen need to be installed to generate the doxygen documentation")
+endif (DOXYGEN_FOUND AND BUILD_DOCUMENTATION)
+
 add_subdirectory(src)

Doxyfile

diff --git a/Doxyfile b/Doxyfile
index 9cbc624..9328512 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -58,7 +58,7 @@
 # entered, it will be relative to the location where doxygen was started. If
 # left blank the current directory will be used.
 
-OUTPUT_DIRECTORY       = docs
+OUTPUT_DIRECTORY       = ../docs
 
 # If the CREATE_SUBDIRS tag is set to YES then doxygen will create 4096 sub-
 # directories (in 2 levels) under the output directory of each output format and
@@ -864,7 +864,7 @@
 # spaces. See also FILE_PATTERNS and EXTENSION_MAPPING
 # Note: If this tag is empty the current directory is searched.
 
-INPUT                  = include/vk_mem_alloc.h
+INPUT                  = @CMAKE_CURRENT_SOURCE_DIR@/include/vk_mem_alloc.h
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses

src/CMakeLists.txt

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index eccf82e..5142e34 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -2,6 +2,10 @@
     VmaUsage.cpp
 )
 
+set(CMAKE_DEBUG_POSTFIX d)
+set(CMAKE_RELWITHDEBINFO_POSTFIX rd)
+set(CMAKE_MINSIZEREL_POSTFIX s)
+
 add_library(VulkanMemoryAllocator ${VMA_LIBRARY_SOURCE_FILES})
 
 set_target_properties(
@@ -33,6 +37,9 @@
     VMA_RECORDING_ENABLED=$<BOOL:${VMA_RECORDING_ENABLED}>
 )
 
+install(TARGETS VulkanMemoryAllocator DESTINATION lib)
+install(FILES ../include/vk_mem_alloc.h DESTINATION include)
+
 if (VMA_BUILD_SAMPLE)
     if(WIN32)
         set(VMA_SAMPLE_SOURCE_FILES
@@ -43,7 +50,8 @@
         )
 
         add_executable(VmaSample ${VMA_SAMPLE_SOURCE_FILES})
-
+		add_dependencies(VmaSample VmaSampleShaders)
+		
         # Visual Studio specific settings
         if(${CMAKE_GENERATOR} MATCHES "Visual Studio.*")
             # Use Unicode instead of multibyte set
@@ -73,8 +81,8 @@
 
         target_link_libraries(
             VmaSample
-
             PRIVATE
+            
             VulkanMemoryAllocator
             Vulkan::Vulkan
         )