Having a game use few draw calls makes the rendering more efficient. Here I describe how to achieve that by using an atlas builder to generate a texture atlas.
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The atlas builder: https://github.com/karl-zylinski/atla...
I do Odin tutoring and code consultation, more info here: https://zylinski.se/odin-tutoring/
RenderDoc: https://renderdoc.org/
The Odin Programming Language: https://odin-lang.org/