raytracer-crystal alternatives and similar shards
Based on the "Misc" category.
Alternatively, view raytracer-crystal alternatives based on common mentions on social networks and blogs.
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sentry
Build/Runs your crystal application, watches files, and rebuilds/restarts app on file changes -
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burocracia.cr
👔 Zero-dependency Crystal shard to validate, generate and format Brazilian burocracias (CPF, CNPJ, CEP) -
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wikicr
Wiki in crystal, using Markdown and Git, inspired by dokuwiki. Last features to build are pretty hard, if you have some time to help... :) -
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defined
This shard provides facilities for checking whether a constant exists at compile time, and for a variety of different conditional compilation options. Code can be conditionally compiled based on the existence of a constant, version number constraints, or whether an environment variable is set truthy or not. -
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InfluxDB – Built for High-Performance Time Series Workloads
Do you think we are missing an alternative of raytracer-crystal or a related project?
README
Raytracer
Scenes
scenes/cornell_box.cr
[](images/cornell.png)
400x400px, 20000 samples / pixel, time: ~4h
scenes/light2.cr
[](images/light2.png)
800x400px, 10000 samples / pixel, time: 2h15m
scenes/teapot.cr
[](images/teapot_lambertian.png) [](images/teapot_metal.png) [](images/teapot_dielectric.png)
400x400px, 100 samples / pixel, no lights, 2464 triangles with interpolated normals, time: 64s, 60s, 120s
The cube map in this example is "Yokohama 3" by Emil "Humus" Persson, licensed under CC BY 3.0
scenes/minecraft.cr
[](images/minecraft.png)
800x400px, 100 samples / pixel, no lights, time: 410s
scenes/fractal1.cr
[](images/fractal1.png)
400x400px, 5 samples / pixel, no lights, time: 3m10s
scenes/fractal2.cr
[](images/fractal2.png)
800x400px, 3 samples / pixel, no lights, time: 18s
scenes/fractal5.cr
[](images/fractal5.png)
400x400px, 5 samples / pixel, no lights, time: 30s
[WIP] scenes/sponza.cr
[](images/sponza.png)
400x400px, 5000 samples / pixel, 1 light, time: 13h
Model: Crytek Sponza
[WIP] scenes/sponza_phong.cr
[](images/sponza_phong.png)
400x400px, 5 samples / pixel, 1 light, phong lighting, time: 37s
Model: Crytek Sponza without Banner
scenes/metaball.cr
[](images/metaball.png)
800x400px, 10 samples / pixel, no lights, time: 5m
The cube map in this example is "Yokohama" by Emil "Humus" Persson, licensed under CC BY 3.0
In order to run this example:
- Download the set of cubemaps
- Unzip the folder
- Convert each .jpg to .png
e.g. using
mogrify -format png *.jpgetc. (convertis part of the imagemagick) - Copy all six png files (
negx.png,negy.png,negz.png,posx.png,posy.png,posz.png) tocube_maps/Yokohama - Mirror
negx.png, e.g. usingconvert negx.png -flop negx.png
Resources
- Raytracing in One Weekend
- Raytracing: the Next Week
- Raytracing: the Rest of your Life
- Modeling with Distance Functions
- Distance Estimated 3D Fractals (I-V)
Models
teapot.obj(Utah teapot, used byscenes/teapot1.cr)
*Note that all licence references and agreements mentioned in the raytracer-crystal README section above
are relevant to that project's source code only.