From 7b48b24baac066c3c54aaad3f36fb5979fc18ed1 Mon Sep 17 00:00:00 2001 From: Ellie Hermaszewska Date: Wed, 26 Jul 2023 16:34:40 +0000 Subject: Add glsl intrinsics for CalculateLevelOfDetail (#3023) Translates to textureQueryLod().x (with the Unclameped variant being returned in the .y component) Co-authored-by: Yong He --- source/slang/core.meta.slang | 2 ++ 1 file changed, 2 insertions(+) (limited to 'source') diff --git a/source/slang/core.meta.slang b/source/slang/core.meta.slang index ddb81fd87..77b9405ba 100644 --- a/source/slang/core.meta.slang +++ b/source/slang/core.meta.slang @@ -1358,9 +1358,11 @@ struct TextureTypeInfo if( !isMultisample ) { + sb << "__target_intrinsic(glsl, \"textureQueryLod($p, $2).x\")"; sb << "float CalculateLevelOfDetail(" << samplerStateParam; sb << "float" << base.coordCount << " location);\n"; + sb << "__target_intrinsic(glsl, \"textureQueryLod($p, $2).y\")"; sb << "float CalculateLevelOfDetailUnclamped(" << samplerStateParam; sb << "float" << base.coordCount << " location);\n"; } -- cgit v1.2.3