[glsl-in] disable modf & frexp

gfx-rs · Oct 18, 2023 · 4b7a555 · 4b7a555
1 parent 5a0fb63
commit 4b7a555
Showing 1 changed file with 2 additions and 56 deletions.
diff --git a/src/front/glsl/builtins.rs b/src/front/glsl/builtins.rs
@@ -1408,62 +1408,8 @@ fn inject_common_builtin(
                 declaration.overloads.push(module.add_builtin(args, fun))
             }
         }
-        "modf" | "frexp" => {
-            // bits layout
-            // bit 0 through 1 - dims
-            for bits in 0..0b100 {
-                let size = match bits {
-                    0b00 => None,
-                    0b01 => Some(VectorSize::Bi),
-                    0b10 => Some(VectorSize::Tri),
-                    _ => Some(VectorSize::Quad),
-                };
-
-                let ty = module.types.insert(
-                    Type {
-                        name: None,
-                        inner: match size {
-                            Some(size) => TypeInner::Vector {
-                                size,
-                                kind: Sk::Float,
-                                width: float_width,
-                            },
-                            None => TypeInner::Scalar {
-                                kind: Sk::Float,
-                                width: float_width,
-                            },
-                        },
-                    },
-                    Span::default(),
-                );
-
-                let parameters = vec![ty, ty];
-
-                let fun = match name {
-                    "modf" => MacroCall::MathFunction(MathFunction::Modf),
-                    "frexp" => MacroCall::MathFunction(MathFunction::Frexp),
-                    _ => unreachable!(),
-                };
-
-                declaration.overloads.push(Overload {
-                    parameters,
-                    parameters_info: vec![
-                        ParameterInfo {
-                            qualifier: ParameterQualifier::In,
-                            depth: false,
-                        },
-                        ParameterInfo {
-                            qualifier: ParameterQualifier::Out,
-                            depth: false,
-                        },
-                    ],
-                    kind: FunctionKind::Macro(fun),
-                    defined: false,
-                    internal: true,
-                    void: false,
-                })
-            }
-        }
+        // TODO: https://github.com/gfx-rs/naga/issues/2526
+        // "modf" | "frexp" => { ... }
         "cross" => {
             let args = vec![
                 TypeInner::Vector {