updated cmake

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "include/imgui"]
+	path = include/imgui
+	url = https://github.com/ocornut/imgui

CMakeLists.txt

@@ -0,0 +1,53 @@
+cmake_minimum_required (VERSION 3.8)
+
+project ("colour-picker" LANGUAGES CXX C)
+
+#set(CMAKE_BUILD_TYPE Debug)
+
+# source files
+file(GLOB_RECURSE SOURCE_FILES 
+	${CMAKE_SOURCE_DIR}/src/*.c
+	${CMAKE_SOURCE_DIR}/src/*.cpp)
+	
+# header files
+file(GLOB HEADER_FILES 
+	${CMAKE_SOURCE_DIR}/src/*.h
+	${CMAKE_SOURCE_DIR}/src/*.hpp)
+
+# imgui - note: could be done as a library as well but this was easier for now
+file(GLOB IMGUI_FILES
+  ${CMAKE_SOURCE_DIR}/include/imgui/*.h
+  ${CMAKE_SOURCE_DIR}/include/imgui/*.cpp
+  ${CMAKE_SOURCE_DIR}/include/imgui/backends/imgui_impl_opengl3.*
+  ${CMAKE_SOURCE_DIR}/include/imgui/backends/imgui_impl_glfw.*)
+
+include_directories(${CMAKE_SOURCE_DIR}/include/imgui)
+
+add_executable(${PROJECT_NAME} ${HEADER_FILES} ${SOURCE_FILES} ${IMGUI_FILES})
+
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/")
+
+# Package management
+
+# OpenGL
+set(OpenGL_GL_PREFERENCE GLVND)
+find_package(OpenGL REQUIRED)
+
+# GLFW
+find_package(GLFW3 REQUIRED)
+message(STATUS "Found GLFW3 in ${GLFW3_INCLUDE_DIR}")
+
+# GLAD
+# add_library(GLAD "thirdparty/glad.c")
+
+set(LIBS ${GLFW3_LIBRARY} ${OPENGL_LIBRARY} ${CMAKE_DL_LIBS})
+# set(LIBS ${GLFW3_LIBRARY} ${OPENGL_LIBRARY} GLAD ${CMAKE_DL_LIBS} ${CUDA_LIBRARIES} ${NETCDF_LIB})
+
+include_directories(
+	"${CMAKE_SOURCE_DIR}/src"
+	"${CMAKE_SOURCE_DIR}/include"
+)
+
+target_link_libraries(${PROJECT_NAME} ${LIBS})
+
+

cmake/FindGLFW3.cmake

@@ -0,0 +1,49 @@
+# Locate the glfw3 library
+#
+# This module defines the following variables:
+#
+# GLFW3_LIBRARY the name of the library;
+# GLFW3_INCLUDE_DIR where to find glfw include files.
+# GLFW3_FOUND true if both the GLFW3_LIBRARY and GLFW3_INCLUDE_DIR have been found.
+#
+# To help locate the library and include file, you can define a
+# variable called GLFW3_ROOT which points to the root of the glfw library
+# installation.
+#
+# default search dirs
+# 
+# Cmake file from: https://github.com/daw42/glslcookbook
+
+set( _glfw3_HEADER_SEARCH_DIRS
+"/usr/include"
+"/usr/local/include"
+"${CMAKE_SOURCE_DIR}/include"
+"C:/Program Files (x86)/glfw/include" )
+set( _glfw3_LIB_SEARCH_DIRS
+"/usr/lib"
+"/usr/local/lib"
+"${CMAKE_SOURCE_DIR}/lib"
+"C:/Program Files (x86)/glfw/lib-msvc110" )
+
+# Check environment for root search directory
+set( _glfw3_ENV_ROOT $ENV{GLFW3_ROOT} )
+if( NOT GLFW3_ROOT AND _glfw3_ENV_ROOT )
+	set(GLFW3_ROOT ${_glfw3_ENV_ROOT} )
+endif()
+
+# Put user specified location at beginning of search
+if( GLFW3_ROOT )
+	list( INSERT _glfw3_HEADER_SEARCH_DIRS 0 "${GLFW3_ROOT}/include" )
+	list( INSERT _glfw3_LIB_SEARCH_DIRS 0 "${GLFW3_ROOT}/lib" )
+endif()
+
+# Search for the header
+FIND_PATH(GLFW3_INCLUDE_DIR "GLFW/glfw3.h"
+PATHS ${_glfw3_HEADER_SEARCH_DIRS} )
+
+# Search for the library
+FIND_LIBRARY(GLFW3_LIBRARY NAMES glfw3 glfw
+PATHS ${_glfw3_LIB_SEARCH_DIRS} )
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLFW3 DEFAULT_MSG
+GLFW3_LIBRARY GLFW3_INCLUDE_DIR)

include/imgui

@@ -0,0 +1 @@
+Subproject commit 4230e98720357c5e770e3a078a9e4d09f0923279