Added CMake build process to the project

CMakeLists.txt

@@ -0,0 +1,11 @@
+SET(CMAKE_CXX_COMPILER "g++")
+
+PROJECT(QtVulkan)
+
+CMAKE_MINIMUM_REQUIRED(VERSION 3.5.0)
+
+SET(CMAKE_CXX_STANDARD 14)
+SET(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+ADD_SUBDIRECTORY(lib)
+ADD_SUBDIRECTORY(cube)

README.md

@@ -13,5 +13,15 @@ Also make sure the include and library paths in cube.pro and lib.pro are correct
 
 The plan is to port the rotating cube demo, as well as have a Qt Widget that contains a lot of the boilerplate for vulkan setup.
 
+# building with CMake
+If you would like to build the project using CMake instead of qmake, follow the below instructions
+
+```
+ cd build
+ ./build.sh
+ cd cube/
+ qtvulkan_cube
+```
+
 ## known issues:
 * resizing is stuck after one resize event

build/.gitignore

@@ -0,0 +1,6 @@
+CMakeCache.txt
+cmake_install.cmake
+Makefile
+CMakeFiles/
+cube/
+lib/

build/build.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+# clean up the old build items
+rm -rf CMakeCache.txt CMakeFiles/ cmake_install.cmake cube/ lib/ Makefile
+
+# build the project
+cmake ..
+make
+
+# post work for assets
+mkdir cube/shaders
+cp ../cube/*.spv cube/shaders
+cp ../cube/lunarg.ppm cube

cube/CMakeLists.txt

@@ -0,0 +1,57 @@
+SET(CMAKE_AUTOMOC ON)
+SET(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+SET(CMAKE_CXX_LINK_FLAGS "-lvulkan")
+SET(CMAKE_CXX_LINK_FLAGS "-lassimp")
+SET(CMAKE_CXX_LINK_FLAGS "-lxcb")
+
+SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
+
+SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DVK_USE_PLATFORM_XCB_KHR")
+
+MESSAGE(STATUS ${VULKAN_LIB})
+
+SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNOMINMAX -DVK_PROTOTYPES -D_USE_MATH_DEFINES")
+
+ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
+
+FIND_PACKAGE(Qt5Widgets REQUIRED)
+FIND_PACKAGE(Qt5Gui REQUIRED)
+FIND_PACKAGE(Qt5Core REQUIRED)
+#FIND_PACKAGE(Qt5Quick REQUIRED)
+#FIND_PACKAGE(Qt5Qml REQUIRED)
+
+SET(qtvulkan_cube_SRCS
+ cube.cpp
+)
+
+INCLUDE_DIRECTORIES(${Qt5Gui_INCLUDE_DIRS}
+    ${Qt5Core_INCLUDE_DIRS}
+    ${Qt5Widgets_INCLUDE_DIRS}
+    #${Qt5Quick_INCLUDE_DIRS}
+    #${Qt5Qml_INCLUDE_DIRS}
+)
+
+SET(qtvulkan_cube_LIBS
+ ${Qt5Widgets_LIBRARIES}
+ ${Qt5Quick_LIBRARIES}
+ ${Qt5Core_LIBRARIES}
+ #${Qt5Gui_LIBRARIES}
+ #${QT5Qml_LIBRARIES}
+)
+
+ADD_EXECUTABLE(qtvulkan_cube ${qtvulkan_cube_SRCS} ${qtvulkan_cube_MOC_SRCS})
+
+SET_TARGET_PROPERTIES(qtvulkan_cube
+    PROPERTIES
+    CMAKE_CXX_STANDARD 11
+    CMAKE_CXX_STANDARD_REQUIRED ON
+)
+
+TARGET_LINK_LIBRARIES(qtvulkan_cube "-lvulkan" ${qtvulkan_cube_LIBS})
+
+# INSTALL
+#INSTALL( TARGETS qtvulkan_cube RUNTIME DESTINATION /usr/local/qtvulkan)
+
+#FILE(GLOB SPIRV_FILES "*.spv")
+#INSTALL(FILES ${SPIRV_FILES} DESTINATION /usr/local/qtvulkan/shaders)

cube/cube.cpp

@@ -36,7 +36,10 @@
 #include <QResizeEvent>
 
 #include <QtMath>
-#include <qpa/qplatformnativeinterface.h>
+//#include <qpa/qplatformnativeinterface.h>
+// TODO - I need to fix this below line so that you can build using the above line
+#include <QtGui/5.6.0/QtGui/qpa/qplatformnativeinterface.h>
+
 
 static PFN_vkGetDeviceProcAddr g_gdpa = NULL;
 
@@ -1343,7 +1346,7 @@ VkShaderModule Demo::prepare_vs() {
     char *vertShaderCode;
     size_t size;
 
-    vertShaderCode = demo_read_spv("cube-vert.spv", &size);
+    vertShaderCode = demo_read_spv("shaders/cube-vert.spv", &size);
 
     assert(vertShaderCode);
     m_vert_shader_module =
@@ -1360,7 +1363,7 @@ VkShaderModule Demo::prepare_fs() {
     char *fragShaderCode;
     size_t size;
 
-    fragShaderCode = demo_read_spv("cube-frag.spv", &size);
+    fragShaderCode = demo_read_spv("shaders/cube-frag.spv", &size);
     assert(fragShaderCode);
     m_frag_shader_module =
         prepare_shader_module(fragShaderCode, size);

lib/CMakeLists.txt

@@ -0,0 +1,56 @@
+SET(CMAKE_AUTOMOC ON)
+SET(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+SET(CMAKE_CXX_LINK_FLAGS "-lvulkan")
+SET(CMAKE_CXX_LINK_FLAGS "-lassimp")
+SET(CMAKE_CXX_LINK_FLAGS "-lxcb")
+
+SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
+
+SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DVK_USE_PLATFORM_XCB_KHR")
+
+MESSAGE(STATUS ${VULKAN_LIB})
+
+SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNOMINMAX -DVK_PROTOTYPES -D_USE_MATH_DEFINES")
+
+ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
+
+FIND_PACKAGE(Qt5Widgets REQUIRED)
+FIND_PACKAGE(Qt5Gui REQUIRED)
+FIND_PACKAGE(Qt5Core REQUIRED)
+#FIND_PACKAGE(Qt5Quick REQUIRED)
+#FIND_PACKAGE(Qt5Qml REQUIRED)
+
+SET(qtvulkan_SRCS
+ qvulkaninstance.cpp
+ qvulkanview.cpp
+ main.cpp
+)
+
+INCLUDE_DIRECTORIES(${Qt5Gui_INCLUDE_DIRS}
+    ${Qt5Core_INCLUDE_DIRS}
+    ${Qt5Widgets_INCLUDE_DIRS}
+    #${Qt5Quick_INCLUDE_DIRS}
+    #${Qt5Qml_INCLUDE_DIRS}
+)
+
+SET(qtvulkan_LIBS
+ ${Qt5Widgets_LIBRARIES}
+ ${Qt5Quick_LIBRARIES}
+ ${Qt5Core_LIBRARIES}
+ #${Qt5Gui_LIBRARIES}
+ #${QT5Qml_LIBRARIES}
+)
+
+ADD_EXECUTABLE(qtvulkan ${qtvulkan_SRCS} ${qtvulkan_MOC_SRCS})
+
+SET_TARGET_PROPERTIES(qtvulkan
+    PROPERTIES
+    CMAKE_CXX_STANDARD 11
+    CMAKE_CXX_STANDARD_REQUIRED ON
+)
+
+TARGET_LINK_LIBRARIES(qtvulkan "-lvulkan" ${qtvulkan_LIBS})
+
+# INSTALL
+#INSTALL( TARGETS qtvulkan RUNTIME DESTINATION /usr/local/qtvulkan)

lib/qvulkanview.cpp

@@ -5,7 +5,10 @@
 #include <QApplication>
 #include <QStringList>
 #include "qvulkaninstance.h"
-#include <qpa/qplatformnativeinterface.h>
+//#include <qpa/qplatformnativeinterface.h>
+// TODO - I need to fix this below line so that you can build using the above line
+#include <QtGui/5.6.0/QtGui/qpa/qplatformnativeinterface.h>
+
 
 QVulkanInstance* QVulkanView::s_vulkanInstance = nullptr;