Files
MobileGL/MobileGL
BZLZHH e45f7ae5d4 [Fix] (DirectGLES, MG_Util): keep 16-bit SNORM precision through the widening
GL_RGB16_SNORM widened to GL_RGBA16F to stay renderable as multisample storage, and
a half float's 11-bit mantissa cannot hold a 16-bit signed-normalized channel:
KHR-GL33.texture_swizzle's blue channel came back several units of 32767 away from
the value the reference computes, well outside its one-unit tolerance.

GL_EXT_render_snorm makes the signed-normalized formats colour-renderable on ES, so
widen to GL_RGBA16_SNORM instead wherever it and EXT_texture_norm16 are both
present, and only fall back to the half float otherwise. Threaded through as its own
normalize option so the capability probe and the runtime pick the same format, the
way every other driver-dependent substitution here is decided.
2026-08-02 04:24:23 -04:00
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