Add Wayland WSI support

CMakeLists.txt

@@ -13,6 +13,7 @@ include_directories(external/assimp)
 include_directories(base)
 
 OPTION(USE_D2D_WSI "Build the project using Direct to Display swapchain" OFF)
+OPTION(USE_WAYLAND_WSI "Build the project using Wayland swapchain" OFF)
 
 # Use FindVulkan module added with CMAKE 3.7
 if (NOT CMAKE_VERSION VERSION_LESS 3.7.0)
@@ -43,6 +44,13 @@ ELSE(WIN32)
 IF(USE_D2D_WSI)
 	MESSAGE("Using direct to display extension...")
 	add_definitions(-D_DIRECT2DISPLAY)
+ELSEIF(USE_WAYLAND_WSI)
+	find_package(Wayland REQUIRED)
+	if (NOT WAYLAND_FOUND)
+		message(FATAL_ERROR "Wayland development package not found")
+	endif ()
+	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DVK_USE_PLATFORM_WAYLAND_KHR")
+	include_directories(${WAYLAND_INCLUDE_DIR})
 ELSE(USE_D2D_WSI)
 	find_package(XCB REQUIRED)
 	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DVK_USE_PLATFORM_XCB_KHR")
@@ -77,7 +85,7 @@ function(buildExample EXAMPLE_NAME)
 		target_link_libraries(${EXAMPLE_NAME} ${Vulkan_LIBRARY} ${ASSIMP_LIBRARIES} ${WINLIBS})
 	else(WIN32)
 		add_executable(${EXAMPLE_NAME} ${EXAMPLE_NAME}/${EXAMPLE_NAME}.cpp ${SOURCE})
-		target_link_libraries(${EXAMPLE_NAME} ${Vulkan_LIBRARY} ${ASSIMP_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
+		target_link_libraries(${EXAMPLE_NAME} ${Vulkan_LIBRARY} ${ASSIMP_LIBRARIES} ${WAYLAND_CLIENT_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
 	endif(WIN32)
 endfunction(buildExample)
 

base/keycodes.hpp

@@ -51,6 +51,13 @@
 #define KEY_N 0xE
 #define KEY_O 0xF
 #define KEY_T 0x10
+#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
+#include <linux/input.h>
+
+// todo: hack for bloom example
+#define KEY_KPADD KEY_KPPLUS
+#define KEY_KPSUB KEY_KPMINUS
+
 #elif defined(__linux__)
 #define KEY_ESCAPE 0x9
 #define KEY_F1 0x43