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The problem with double-precision in video games is that the GPU hardware does not support it. So you are plagued with tedious conversions and tricks like "glob
by kbolino 1y ago
The problem with double-precision in video games is that the GPU hardware does not support it. So you are plagued with tedious conversions and tricks like "global vs. local coordinates" etc.
- mwkaufma 1y ago100! OTOH - Constant factor scaling between game and render world space fixes a lot (gfx often need less precision than physics). - most view coords are in view or clip space, which are less impacted, so large world coords tend not to code-sprawl even when introduced.