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[Docs] (README): the MOBILEGL_ADVERTISE_FP64 switch

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swung0x48
2026-08-12 06:41:54 -04:00
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README.md
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@@ -159,6 +159,7 @@ MobileGL supports runtime configuration via environment variables.
| `MOBILEGL_DISABLE_TIMERQUERY` | Disable GPU timer-query exposure and use. | `0`, `1` | `0` |
| `MOBILEGL_USE_ANGLE` | Load ANGLE EGL/GLES libraries. | `0`, `1` | `0` |
| `MOBILEGL_DISABLE_SUBGROUP` | Disable Vulkan shader subgroup support. | `0`, `1` | `0` |
| `MOBILEGL_ADVERTISE_FP64` | Advertise `GL_ARB_gpu_shader_fp64`. GLSL `double`/`dvec`/`dmat` compile and run either way - they are narrowed to 32 bits - so this only changes whether an application is told it has 64-bit precision, which it does not. | `0`, `1` | `0` |
| `MOBILEGL_MAGMA_R11G11B10F_FALLBACK` | Use Magma's R11G11B10F format fallback. | `0`, `1` | `0` |
| `MOBILEGL_MAGMA_FRAMESINFLIGHT` | Set Magma frames in flight. | Integer `1`–`64` | `3` |
| `MOBILEGL_AVOID_SAMPLER_MIPMAP_MIN_FILTER` | Avoid sampler mipmap minification filters. | `0`, `1` | `0` |