diff options
Diffstat (limited to 'third_party/rust/naga/src/back/glsl/features.rs')
| -rw-r--r-- | third_party/rust/naga/src/back/glsl/features.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/third_party/rust/naga/src/back/glsl/features.rs b/third_party/rust/naga/src/back/glsl/features.rs index 99c128c6d9..e5a43f3e02 100644 --- a/third_party/rust/naga/src/back/glsl/features.rs +++ b/third_party/rust/naga/src/back/glsl/features.rs @@ -50,6 +50,8 @@ bitflags::bitflags! { const INSTANCE_INDEX = 1 << 22; /// Sample specific LODs of cube / array shadow textures const TEXTURE_SHADOW_LOD = 1 << 23; + /// Subgroup operations + const SUBGROUP_OPERATIONS = 1 << 24; } } @@ -117,6 +119,7 @@ impl FeaturesManager { check_feature!(SAMPLE_VARIABLES, 400, 300); check_feature!(DYNAMIC_ARRAY_SIZE, 430, 310); check_feature!(DUAL_SOURCE_BLENDING, 330, 300 /* with extension */); + check_feature!(SUBGROUP_OPERATIONS, 430, 310); match version { Version::Embedded { is_webgl: true, .. } => check_feature!(MULTI_VIEW, 140, 300), _ => check_feature!(MULTI_VIEW, 140, 310), @@ -259,6 +262,22 @@ impl FeaturesManager { writeln!(out, "#extension GL_EXT_texture_shadow_lod : require")?; } + if self.0.contains(Features::SUBGROUP_OPERATIONS) { + // https://registry.khronos.org/OpenGL/extensions/KHR/KHR_shader_subgroup.txt + writeln!(out, "#extension GL_KHR_shader_subgroup_basic : require")?; + writeln!(out, "#extension GL_KHR_shader_subgroup_vote : require")?; + writeln!( + out, + "#extension GL_KHR_shader_subgroup_arithmetic : require" + )?; + writeln!(out, "#extension GL_KHR_shader_subgroup_ballot : require")?; + writeln!(out, "#extension GL_KHR_shader_subgroup_shuffle : require")?; + writeln!( + out, + "#extension GL_KHR_shader_subgroup_shuffle_relative : require" + )?; + } + Ok(()) } } @@ -518,6 +537,10 @@ impl<'a, W> Writer<'a, W> { } } } + Expression::SubgroupBallotResult | + Expression::SubgroupOperationResult { .. } => { + features.request(Features::SUBGROUP_OPERATIONS) + } _ => {} } } |