Tag: Shader
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Creating a duotone circle effect in a GLSL shader
This tutorial demonstrates creating a duotone circle effect in a GLSL shader using a sprite of a mountain. By following the outlined steps, you can achieve a visually appealing result. The process involves details such as aspect ratio correction, creating a circle, converting to greyscale, overlaying colours, and setting the alpha channel. Experiment with different…
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Creating a duotone effect in a GLSL shader
This tutorial demonstrates how to create a duotone effect in a GLSL shader using an astronaut sprite. The process involves converting pixel colours to greyscale, determining pixel brightness in HSV format, mixing shadow and highlight colours, and adjusting effect intensity. The final step ensures transparency functions correctly. Explore the full tutorial for complete guidance.
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Tinting Shan Shui art with gemstone colours
Following on from the sepia post, I replaced the sepia colour with gemstone colours. I used emerald, ruby and sapphire RGB values from Wikipedia. I lowered the brightness of the gemstone colours so they were not to bright when combined with the greyscale image.
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Greyscale sprite shader
This tutorial shows you how to convert the RGB channels of a sprite to greyscale using weights in a shader. The tutorial is written in the GLSL programming language.
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Tinting sprites using a shader
This tutorial will show you how to tint the pixels of a sprite in a shader.
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Glitch with Barrel Distortion Comparison
Combining the glitch shader effect with the barrel or pincushion distortion produces interesting results.
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Barrel Distortion Shader
This tutorial will show you how to create a barrel distortion effect in a fragment shader. It can also be used to create a pincushion distortion effect.
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Simple RGB Split Shader
Hello, this tutorial will show you how to create a simple RGB Split shader effect. The effect is commonly used in image editing programs like Adobe Photoshop, video content and video games. It is also known as chromatic aberration.
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