• IgRuby_Examples
  • Prerequisites
  • Install Ruby gems
  • Install dlls
  • Screen shots
    • glfw_opengl3, sdl2_opengl3(WIP), sdl2_renderer(WIP)
    • glfw_opengl3_jp
    • glfw_opengl3_iconfont_viewer
  • Generating single EXE file on Windows OS with Aibika
  • My tools version
  • Other projects
  • Similar project ImGui / CImGui
  • SDL Game tutorial Platfromer

IgRuby_Examples

---

Ruby-Imgui is the wrapper library to use awesome GUI library Dear ImGui.

This project has some examples using Ruby-Imgui library.

ImGui / CImGui 1.91.8 (2025/02)

Prerequisites

---

• WindowsOS 10 or later
• LinuxOS : N/A (Im not familiar with Ruby on Linux OS)
• Ruby 3.1.x or later installed: https://rubyinstaller.org/downloads/
  OK: with or without Devkit

Install Ruby gems

---

Note: Specify imgui-bindings version 0.1.17 at this moment.

gem install imgui-bindings:0.1.17 sdl2-bindings stbimage aibika 

Install dlls

---

git clone https://github.com/dinau/igruby_examples
cd igruby_examples
copy dlls_extra\*.dll c:\Ruby34-x64\bin\       # Specify your Ruby bin folder 

Screen shots

---

glfw_opengl3, sdl2_opengl3(WIP), sdl2_renderer(WIP)

---

Image load and magnifying glass

For executing program for example,

pwd 
igruby_examples
cd glfw_opengl3
ruby glfw_opengl3.rb    # Or double click glfw_opengl3.rbw in file explorer

glfw_opengl3_jp

---

Image load and magnifying glass

For executing program for example,

pwd 
igruby_examples
cd glfw_opengl3_jp
ruby glfw_opengl3_jp.rb    # Or double click glfw_opengl3_jp.rbw in file explorer

glfw_opengl3_iconfont_viewer

---

Icon fonts viewer

For executing program for example,

pwd 
igruby_examples
cd glfw_opengl3_iconfont_viewer
ruby glfw_opengl3_iconfont_viewer.rb    # Or double click glfw_opengl3_iconfont_viewer.rbw in file explorer

Generating single EXE file on Windows OS with Aibika

---

For instance,

pwd 
igruby_examples
cd glfw_opengl3
make 

That's all !
glfw_opengl3.exe will be generated in current folder.

My tools version

---

• Ruby 3.4.2 (2025-02-15 revision d2930f8e7a) +PRISM [x64-mingw-ucrt]
• Cmake version 3.31.4
• Gcc.exe (Rev2, Built by MSYS2 project) 14.2.0
• Git version 2.46.0.windows.1
• Make: GNU Make 4.4.1

Other projects

---

• Using Ruby-ImGui project
  • https://github.com/vaiorabbit/blend2d-bindings

Similar project ImGui / CImGui

---

Language		Project
Nim	Compiler	ImGuin, Nimgl_test, Nim_implot
Lua	Script	LuaJITImGui
Zig, C lang.	Compiler	Dear_Bindings_Build
Zig	Compiler	ImGuinZ
NeLua	Compiler	NeLuaImGui
Python	Script	DearPyGui for 32bit WindowsOS Binary

SDL Game tutorial Platfromer

---

Language		Project
Nim	Compiler	Nim-Platformer/ sdl3_nim
LuaJIT	Script	LuaJIT-Platformer
Nelua	Compiler	NeLua-Platformer
Zig	Compiler	Zig-Platformer