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README.md
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# GPU Ray Tracer # GPU Compute Engine
GPU Ray Tracing application based on my OpenGL Compute Engine. GPU Compute Engine library used to run compute shaders on the GPU and show results in a window.
<p align="center">
<img src="screenshots/fox2.png">
</p>
## Dependencies ## Dependencies
@ -10,7 +7,6 @@ GPU Ray Tracing application based on my OpenGL Compute Engine.
* GLFW * GLFW
* GLEW * GLEW
* [stb_image](https://github.com/nothings/stb) * [stb_image](https://github.com/nothings/stb)
* [OpenGL Compute Engine](https://github.com/DawidPietrykowski/ComputeEngine)
## Build ## Build
@ -18,60 +14,9 @@ Specify these root directories for dependencies in [make.bat](make.bat) script:
* GLFW_ROOT * GLFW_ROOT
* GLEW_ROOT * GLEW_ROOT
* stb_image_ROOT * stb_image_ROOT
* ComputeEngine_ROOT
Run [make.bat](make.bat) script. Run [make.bat](make.bat) script.
## Config files
Each scene/configuration is described in a config file.
Example scenes are located in [/configs](configs) directory.
All available parameters are specified in [config_template.txt](config_template.txt).
## Usage
Pass chosen config file to the generated executable as an argument in command line.
If no argument given, *config.txt* is picked.
## Features
* Wavefront (.obj) file import
* PNG, JPG, HDR texture import
* Object can be an imported triangle mesh, sphere or infinite plane
* Each scene is saved in a separate file
* Specular and diffuse reflections
* Physics based refractions
* Camera movement
* Screenshot saving
## Example images
Mesh | Refraction
:-------------------------:|:-------------------------:
![](screenshots/fox2.png) | ![](screenshots/refraction1.png)
Multiple meshes 1 | Multiple meshes 2
![](screenshots/objects1.png) | ![](screenshots/objects4.jpg)
Solar system 1 | Solar system 2
![](screenshots/solar_system1.png) | ![](screenshots/solar_system2.png)
## Keys
Camera
* UP - SPACE
* DOWN - CTRL
* LEFT - A
* RIGHT - D
* FORWARD - W
* BACKWARD - S
Window
* Screenshot - L
* Disable input to window - P
* Close application - ESC
## License and copyright ## License and copyright
© Dawid Pietrykowski © Dawid Pietrykowski