https://github.com/douze/odo

OpenGL procedural terrain
https://github.com/douze/odo

cpp opengl procedural-generation terrain

Last synced: about 2 months ago
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OpenGL procedural terrain

• Host: GitHub
• URL: https://github.com/douze/odo
• Owner: douze
• License: mit
• Created: 2022-05-20T08:52:40.000Z (about 4 years ago)
• Default Branch: master
• Last Pushed: 2024-01-18T21:57:27.000Z (over 2 years ago)
• Last Synced: 2025-07-26T07:05:01.602Z (11 months ago)
• Topics: cpp, opengl, procedural-generation, terrain
• Language: C
• Homepage:
• Size: 24 MB
• Stars: 1
• Watchers: 1
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# odo

![Linux](https://img.shields.io/badge/-Linux-grey?logo=linux&logoColor=white)

![license](https://img.shields.io/github/license/douze/odo?color=blue&label=license)

![continuous integration](https://img.shields.io/github/actions/workflow/status/douze/odo/continuous-integration.yml)

![status](https://img.shields.io/badge/status-inative-yellowgreen)

**O**penGL **d**em**o** project is used to discover modern:

* Toolchain

* C++

* OpenGL

![Preview](odo.png)

## Terrain rendering features

* Instances of patches, with position & offset from vertex shader

* Camera based LOD, using GPU tessellation

* Procedural height from GPU combined noise functions

## Librairies

* [glfw](https://github.com/glfw/glfw/)/3.3.2

* [glad](https://github.com/Dav1dde/glad/)/0.1.33

* [glm](https://github.com/g-truc/glm/)/0.9.9.8

* [spdlog](https://github.com/gabime/spdlog/)/1.7.0

* [imgui](https://github.com/ocornut/imgui/)/1.79

## Installation

**Prerequisites:** 

* dependencies: pkg-config xorg-dev libx11-xcb-dev libxcb-render0-dev libxcb-render-util0-dev libxcb-xkb-dev libxcb-icccm4-dev libxcb-image0-dev libxcb-keysyms1-dev libxcb-randr0-dev libxcb-shape0-dev libxcb-sync-dev libxcb-xfixes0-dev libxcb-xinerama0-dev libxcb-dri3-dev libxcb-util-dev

* build system generator: [cmake](https://cmake.org/)

* build system: [ninja](https://ninja-build.org/)

* compiler: [clang++](https://clang.llvm.org/)

* package manager: [conan](https://conan.io/)

### Download packages

```bash

conan install . -if build/ -s build_type=Debug -s compiler=clang -s compiler.version=10 -s compiler.libcxx=libstdc++11 -e CC=clang -e CXX=clang++ -b outdated

```

#### Alternative

```bash

sh setup.sh

````

### Generate build files

```bash

CC=clang CXX=clang++ cmake -G Ninja -S . -B build/

```

#### Alternative

```bash

sh configure.sh

````

### Build

```bash

cmake --build build

```

#### Alternative

```bash

sh build.sh

````

## Usage

```bash

./build/bin/demo

````

#### Alternative

```bash

sh run

````

## Resources

### Textures

* Textures of Stunt Rally 2.3 from [opengameart.org](https://opengameart.org/content/terrain-textures-pack-from-stunt-rally-23)