.gitattributes

 *,ogg filter=lfs diff=lfs merge=lfs -text
+*.mtl filter=lfs diff=lfs merge=lfs -text
+*.jpg filter=lfs diff=lfs merge=lfs -text
+*.obj filter=lfs diff=lfs merge=lfs -text
+*.png filter=lfs diff=lfs merge=lfs -text

.gitignore

@@ -5,6 +5,9 @@ imgui.ini
 .flatpak-builder/
 compile_commands.json
 
+# Engine data
+demo/data/*.bin
+
 # dotfiles (IDE)
 .idea/
 .cache/

.gitlab-ci.yml

@@ -15,22 +15,28 @@
 
 image: ${CI_DEPENDENCY_PROXY_GROUP_IMAGE_PREFIX}/alpine:latest
 
-stages:          # List of stages for jobs, and their order of execution
+stages:
   - build
   - test
   - deploy
 
+variables:
+  GIT_SUBMODULE_STRATEGY: recursive
+
 .f34-ogl:
   image: git.fossgalaxy.com:8042/gamedev/containers/fedora:36-opengl
   before_script:
-    - dnf install -y pkgconfig\(dri\) pkgconfig\(glu\) pkgconfig\(x11\) pkgconfig\(xcursor\) pkgconfig\(xi\) pkgconfig\(xinerama\) pkgconfig\(xrandr\) doxygen
-    - dnf install -y glm-devel glfw-devel openal-soft-devel spdlog-devel freetype-devel yaml-cpp-devel assimp-devel bullet-devel
+    - dnf install -y pkgconfig\(dri\) pkgconfig\(glu\) pkgconfig\(x11\) pkgconfig\(xcursor\) pkgconfig\(xi\) pkgconfig\(xinerama\) pkgconfig\(xrandr\) pkgconfig\(lua\) doxygen
+    - dnf install -y glm-devel glfw-devel openal-soft-devel spdlog-devel freetype-devel yaml-cpp-devel assimp-devel gtest-devel gmock-devel
 
+##
+# Build Targets check it builds on popular Linux Distributions
+##
 build:fedora:
   extends: .f34-ogl
   stage: build
   script:
-    - cmake -S . -B build -DCMAKE_BUILD_TYPE=Debug
+    - cmake -S . -B build -DCMAKE_BUILD_TYPE=Debug -DFGGL_EXT_BULLET=OFF
     - cmake --build build
   artifacts:
     paths:
@@ -41,11 +47,41 @@ build:ubuntu:
   stage: build
   before_script:
     - apt update && apt install -y build-essential cmake
-    - apt install -y libglm-dev libglfw3-dev libopenal-dev libspdlog-dev libfreetype-dev libyaml-cpp-dev libassimp-dev libbullet-dev libbullet-extras-dev
+    - apt install -y libglm-dev libglfw3-dev libopenal-dev libspdlog-dev libfreetype-dev libyaml-cpp-dev libassimp-dev libbullet-extras-dev libgtest-dev libgmock-dev liblua5.2-dev
   script:
-    - cmake -S . -B build -DCMAKE_BUILD_TYPE=Debug
+    - cmake -S . -B build -DCMAKE_BUILD_TYPE=Debug -DFGGL_EXT_BULLET=OFF -DFGGL_EXT_LUA=OFF
     - cmake --build build
 
+
+# Based on Bruce Cowan's wordsearch package:
+flatpak:
+  image: alpine:latest
+  stage: deploy
+  when: manual
+  only:
+    - develop
+  variables:
+    MANIFEST_PATH: "build-aux/com.fossgalaxy.fggl.demo.yml"
+    RUNTIME_REPO: "https://flathub.org/repo/flathub.flatpakrepo"
+    FLATPAK_MODULE: "fggl"
+    BUNDLE: "fggl-demo.flatpak"
+    APP_ID: "com.fossgalaxy.fggl.demo"
+  script:
+    - apk update && apk add flatpak-builder
+    - flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
+    - flatpak install -y flathub org.freedesktop.Platform 21.08
+    - flatpak install -y flathub org.freedesktop.Sdk 21.08
+    - flatpak-builder _repo ${MANIFEST_PATH}
+    - flatpak build-bundle _repo ${BUNDLE} --runtime-repo=${RUNTIME_REPO} ${APP_ID}
+  artifacts:
+    paths:
+      - ${BUNDLE}
+      - _build/meson-logs/meson-log.txt
+  cache:
+    paths:
+      - .flatpak-builder/cache
+      - .flatpak-builder/downloads
+
 # Deploy doxygen pages
 pages:
   extends: .f34-ogl

CMakeLists.txt

@@ -4,92 +4,92 @@ set(namespace "fggl")
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED YES)
 
-option(FGGL_CONAN "Should we use conan to find missing dependencies?" OFF)
 option(FGGL_EXAMPLES "Should we build examples or just the library" ON)
 option(FGGL_TESTS "Should we enable the testing suite?" ON)
 option(FGGL_DOCS "Should we build documentation?" ON)
 
-set(CONAN_BUILD_TYPE "Debug")
+option(FGGL_EXT_BULLET "Should we build the bullet module?" OFF)
+option(FGGL_EXT_LUA "Should we build the lua module?" ON)
 
+##
+# Windows
+# When on windows, integrate vcpkg
+##
 if(DEFINED ENV{VCPKG_ROOT} AND NOT DEFINED CMAKE_TOOLCHAIN_FILE)
   set(CMAKE_TOOLCHAIN_FILE "$ENV{VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake"
       CACHE STRING "")
 endif()
+##
+# /windows
+##
 
 # Define the project
 project(fggl
 	VERSION 0.1
-	DESCRIPTION ""
-	HOMEPAGE_URL ""
+	DESCRIPTION "FOSS Galaxy Game Library, for use in Education, and Games"
+	HOMEPAGE_URL "https://git.fossgalaxy.com/gamedev/fggl"
 	LANGUAGES C CXX)
 
-include(GNUInstallDirs)
+# export compile commands for vim/neovim users
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
-if (CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
+# vendor dependencies
+add_subdirectory( vendor/entt )
+add_subdirectory( vendor/imgui )
+add_subdirectory( vendor/glad )
+
+# engine headers
+file(GLOB_RECURSE public_headers
+	${PROJECT_SOURCE_DIR}/include/fggl/*.hpp
+)
 
-	# slightly cleaner conan support
-    include(cmake/conan-wrangler.cmake)
+# engine sources, enable strict compiler warnings
+add_subdirectory( fggl )
+target_compile_options( fggl PRIVATE -Wall -Wpedantic -Wextra -Wodr -fno-strict-aliasing -fno-strict-overflow )
+set_property(TARGET fggl PROPERTY INTERPROCEDURAL_OPTIMIZATION True)
 
-	# testing support
+# Unit Tests
+if (FGGL_TESTS)
 	include(CTest)
+	add_subdirectory(tests)
+endif()
 
-	# Documentation support
-	if (FGGL_DOCS)
-		find_package(Doxygen)
-		if (Doxygen_FOUND)
-			add_subdirectory( docs )
-		else()
-			message(STATUS "Doxygen not found, not building docs")
-		endif()
+# Documentation support
+if (FGGL_DOCS)
+	find_package(Doxygen)
+	if (Doxygen_FOUND)
+		add_subdirectory( docs )
+	else()
+		message(STATUS "Doxygen not found, not building docs")
 	endif()
-
 endif()
 
-
-set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
-
-
 ##
-# end windows support
+# Optional/Extra modules
 ##
 
-# vendor dependencies
-add_subdirectory( vendor/imgui )
-
-# engine
-add_subdirectory( fggl )
-add_subdirectory( vendor/header_only )
-
 # 3rd party integrations
-add_subdirectory( integrations/bullet )
-
-
-## G++ enable insane checks
-target_compile_options( ${PROJECT_NAME} PRIVATE -Wall -Wpedantic -Wextra -Wodr -fno-strict-aliasing -fno-strict-overflow )
-set_property(TARGET fggl PROPERTY INTERPROCEDURAL_OPTIMIZATION True)
+if ( FGGL_EXT_BULLET )
+	add_subdirectory( integrations/bullet )
+endif()
 
-# extras
-if (FGGL_TESTS)
-	add_subdirectory(tests)
+if ( FGGL_EXT_LUA )
+	add_subdirectory( integrations/lua )
 endif()
 
+# Tools
+# add_subdirectory( tools/pack )
+
+# Demo project
 if (FGGL_EXAMPLES)
-  add_subdirectory(demo)
-  target_compile_options( demo PRIVATE -Wall -Wextra -Wodr -Wdouble-promotion -fno-strict-aliasing -fno-strict-overflow )
-  set_property(TARGET demo PROPERTY INTERPROCEDURAL_OPTIMIZATION True)
+	add_subdirectory(demo EXCLUDE_FROM_ALL)
 endif()
 
 ##
 # INSTALL PHASE
 # see https://decovar.dev/blog/2021/03/08/cmake-cpp-library/
 ##
-
-file(GLOB_RECURSE public_headers
-	${PROJECT_SOURCE_DIR}/include/${PROJECT_NAME}/*.hpp
-	${PROJECT_SOURCE_DIR}/include/${PROJECT_NAME}/*.h
-)
-
-#include(CMakePrintHelpers)
+include(GNUInstallDirs)
 
 # Structure preserving header macro
 foreach(header ${public_headers})
@@ -103,15 +103,16 @@ endforeach()
 
 set_target_properties(${PROJECT_NAME} PROPERTIES DEBUG_POSTFIX "d")
 
+include(CMakePackageConfigHelpers)
+set(FGGL_CONFIG_PATH "${CMAKE_INSTALL_LIBDIR}/cmake/fggl")
+
 # generate and install export file
 install(EXPORT "${PROJECT_NAME}Targets"
 	    FILE "${PROJECT_NAME}Targets.cmake"
 	    NAMESPACE ${namespace}::
-	    DESTINATION cmake
+	    DESTINATION "${FGGL_CONFIG_PATH}"
 )
 
-include(CMakePackageConfigHelpers)
-
 # generate the version file for the config file
 write_basic_package_version_file(
     "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake"
@@ -120,22 +121,24 @@ write_basic_package_version_file(
 )
 configure_package_config_file(${CMAKE_CURRENT_SOURCE_DIR}/Config.cmake.in
     "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
-    INSTALL_DESTINATION cmake
+    INSTALL_DESTINATION "${FGGL_CONFIG_PATH}"
 )
 # install config files
 install(FILES
     "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
     "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake"
-    DESTINATION cmake
+    DESTINATION "${FGGL_CONFIG_PATH}"
 )
 # generate the export targets for the build tree
+install(TARGETS ${PROJECT_NAME}
+		EXPORT fgglTargets
+			DESTINATION "${CMAKE_INSTALL_LIBDIR}"
+		PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/${PROJECT_NAME}
+		INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
+)
+
 export(EXPORT "${PROJECT_NAME}Targets"
     FILE "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Targets.cmake"
     NAMESPACE ${namespace}::
 )
 
-install(TARGETS ${PROJECT_NAME}
-  EXPORT ${PROJECT_NAME}Targets
-  PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/${PROJECT_NAME}
-  INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
-)

Config.cmake.in

@@ -3,6 +3,7 @@
 include(CMakeFindDependencyMacro)
 find_dependency(glm)
 find_dependency(fmt)
+find_dependency(Lua)
 find_dependency(spdlog)
 find_dependency(Freetype)
 find_dependency(OpenAL CONFIG)

README.md

@@ -12,6 +12,10 @@ On Ubuntu:
 sudo apt install build-essential cmake
 sudo apt install -y libglm-dev libglfw3-dev libopenal-dev libspdlog-dev libfreetype-dev libyaml-cpp-dev libassimp-dev libbullet-dev
 ```
+On Fedora:
+```bash
+sudo dnf install -y glm-devel glfw-devel openal-soft-devel spdlog-devel freetype-devel yaml-cpp-devel assimp-devel bullet-devel gcc gcc-c++ cmake gtest-devel doxygen lua lua-devel gmock gmock-devel
+```
 
 ### Building
 It's designed to be a fairly standard cmake project, so the standard cmake steps should work:

build-aux/com.fossgalaxy.fggl.demo.yml

@@ -9,23 +9,11 @@ finish-args:
   - "--socket=fallback-x11"
   - "--socket=wayland"
 modules:
-  - name: glfw
-    buildsystem: cmake-ninja
-    builddir: true
-    sources:
-      - type: archive
-        url: https://github.com/glfw/glfw/releases/download/3.3.4/glfw-3.3.4.zip
-        sha256: bbd2c42c660b725e9755eb417e40b373f0d4c03138c9b2e210d02cd308bd99cd
-    cleanup:
-      - /include
-      - /lib/cmake
-      - /lib/pkgconfig
-      - '*.a'
+  - modules/glfw.yml
   - modules/glm-0.9.9.8.json
   - modules/fmt.yml
   - modules/spdlog.json
-  #  - shared-modules/glew/glew.json
-  #  - modules/googletest.yml
+  - modules/googletest.yml
   - shared-modules/glu/glu-9.json
   - modules/yaml-cpp.yml
   - modules/assimp.yml

build-aux/fggl.spec

+Name: fggl
+Version: 0.1.0
+Release: 1%{?dist}
+Summary: FOSS Galaxy game library
+
+License: LGPLv3
+
+# The source was pulled from github
+source0: https://git.fossgalaxy.com/gamedev/fggl/-/archive/develop/fggl-develop.zip
+
+BuildRequires: g++
+BuildRequires: cmake
+BuildRequires: glfw-devel
+BuildRequires: openal-devel
+BuildRequires: glm-devel
+BuildRequires: glfw-devel
+BuildRequires: openal-soft-devel
+BuildRequires: spdlog-devel
+BuildRequires: freetype-devel
+BuildRequires: yaml-cpp-devel
+BuildRequires: assimp-devel
+BuildRequires: bullet-devel
+BuildRequires: gtest-devel
+BuildRequires: gmock-devel
+
+# demo desktop stuff
+BuildRequires: libappstream-glib
+BuildRequires: desktop-file-utils
+
+%description
+%{summary}.
+
+%prep
+%setup -q -n %{name}-develop
+
+%build
+%cmake
+%cmake_build
+
+%install
+%cmake_install
+
+%check
+%ctest
+appstream-util validate-relax --nonet %{buildroot}%{_metainfodir}/*.metainfo.xml
+desktop-file-validate %{buildroot}/%{_datadir}/applications/com.fossgalaxy.fggl.Demo.desktop
+
+%package demos
+Summary: Demos for fggl
+Group: System Environment/Libraries
+Requires: %{name} = %{version}-%{release}
+
+%description demos
+FGGL example binaries
+
+%package devel
+Summary: FGGL development libraries and header files
+Group: Development/Libraries
+Requires: %{name} = %{version}-%{release}
+
+%description devel
+fggl dynamic libraries and header files.
+
+%files
+%{_libdir}/libfggl.so
+
+%files devel
+%{_includedir}/fggl/*
+%{_libdir}/cmake/%{name}
+# this feels like a packaging bug...
+%{_libdir}/libimgui.a
+
+%files demos
+%{_bindir}/demo
+%{_datadir}/fggl-demo/*
+%{_datadir}/applications/com.fossgalaxy.fggl.Demo.desktop
+%{_metainfodir}/com.fossgalaxy.fggl.Demo.metainfo.xml

build-aux/modules/glfw.yml

+name: glfw
+buildsystem: cmake-ninja
+builddir: true
+sources:
+  - type: archive
+    url: https://github.com/glfw/glfw/releases/download/3.3.4/glfw-3.3.4.zip
+    sha256: bbd2c42c660b725e9755eb417e40b373f0d4c03138c9b2e210d02cd308bd99cd
+cleanup:
+  - /include
+  - /lib/cmake
+  - /lib/pkgconfig
+  - '*.a'

cmake/conan-wrangler.cmake

-##
-# Conan Wranger
-# Integrate Conan when needed, don't bother when it's not
-##
-
-if ( FGGL_CONAN )
-    if ( CONAN_EXPORTED )
-        include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
-        conan_basic_setup()
-    else()
-        list(APPEND CMAKE_MODULE_PATH ${CMAKE_BINARY_DIR})
-        list(APPEND CMAKE_PREFIX_PATH ${CMAKE_BINARY_DIR})
-
-        # download conan if not available
-        if(NOT EXISTS "${CMAKE_BINARY_DIR}/conan.cmake")
-            message(STATUS "Downloading conan.cmake from https://github.com/conan-io/cmake-conan")
-            file(DOWNLOAD "https://raw.githubusercontent.com/conan-io/cmake-conan/master/conan.cmake"
-                    "${CMAKE_BINARY_DIR}/conan.cmake")
-        endif()
-
-        # download and enable dependencies
-        include(${CMAKE_BINARY_DIR}/conan.cmake)
-        conan_cmake_configure(
-                REQUIRES
-                    opengl/system
-                    openal/1.21.1
-                    assimp/5.2.2
-                    glfw/3.3.7
-                    glad/0.1.35
-                    glm/0.9.9.8
-                    spdlog/1.10.0
-                    freetype/2.11.1
-                    bullet3/3.22a
-                    yaml-cpp/0.7.0
-                    GENERATORS
-                    cmake_find_package
-                    cmake_find_package_multi
-                OPTIONS
-                    glfw:shared=True
-                    glad:gl_profile=core
-                    glad:gl_version=4.5
-                    glad:extensions="GL_ARB_get_program_binary,GL_ARB_shading_language_include"
-                BASIC_SETUP
-        )
-
-        if ( CMAKE_CONFIGURATION_TYPES )
-            foreach(TYPE ${CMAKE_CONFIGURATION_TYPES})
-                conan_cmake_autodetect( settings BUILD_TYPE ${TYPE} )
-                conan_cmake_install(
-                        PATH_OR_REFERENCE .
-                        BUILD missing
-                        SETTINGS ${settings}
-                )
-            endforeach()
-        else()
-            conan_cmake_autodetect( settings BUILD_TYPE ${TYPE} )
-            conan_cmake_install(
-                    PATH_OR_REFERENCE .
-                    BUILD missing
-                    SETTINGS ${settings}
-            )
-        endif()
-    endif()
-
-endif()
\ No newline at end of file

demo/CMakeLists.txt

@@ -7,24 +7,40 @@ add_executable(demo
         demo/GameScene.cpp
         demo/rollball.cpp
         demo/topdown.cpp
-        )
+        demo/grid.cpp
+        demo/robot/programmer.cpp
+        demo/models/viewer.cpp
+        demo/hexboard/board.cpp
+        demo/hexboard/camera.cpp
+)
 
+# set build flags
+target_compile_options( demo PRIVATE -Wall -Wextra -Wodr -Wdouble-promotion -fno-strict-aliasing -fno-strict-overflow )
+set_property(TARGET demo PROPERTY INTERPROCEDURAL_OPTIMIZATION True)
 
 target_include_directories(demo
         PRIVATE
             ${CMAKE_CURRENT_SOURCE_DIR}/include
 )
 
-target_link_libraries(demo fggl)
+target_link_libraries( demo fggl )
+#target_link_libraries(demo fggl fgglbt)
+if ( FGGL_EXT_LUA )
+    target_link_libraries( demo fggl-lua )
+endif()
 
 find_package(spdlog)
 target_link_libraries(demo spdlog::spdlog)
 #target_include_directories(FgglDemo PUBLIC ${PROJECT_BINARY_DIR})
 
-# rssources
+#find_package(Lua)
+#target_link_libraries(demo ${LUA_LIBRARIES})
+
+# resources
 file(GLOB_RECURSE data data/*)
 file(COPY ${data} DESTINATION data )
 
+include(GNUInstallDirs)
 install(
         TARGETS demo
         RUNTIME

demo/data/.gitignore

+packs/

demo/data/backpack/source_attribution.txt

+Model by Berk Gedik, from: https://sketchfab.com/3d-models/survival-guitar-backpack-low-poly-799f8c4511f84fab8c3f12887f7e6b36
+
+Modified material assignment (Joey de Vries) for easier load in OpenGL model loading chapter, and renamed albedo to diffuse and metallic to specular to match non-PBR lighting setup.
\ No newline at end of file