Add OpConstantSampler

src/insts.h

@@ -11,4 +11,9 @@
 
 namespace Sirit {
 
+template<typename T>
+inline void AddEnum(Op* op, T value) {
+    op->Add(static_cast<u32>(value));
+}
+
 } // namespace Sirit

src/insts/constant.cpp

@@ -30,4 +30,15 @@ Ref Module::ConstantComposite(Ref result_type, const std::vector<Ref>& constitue
     return AddDeclaration(op);
 }
 
+Ref Module::ConstantSampler(Ref result_type, spv::SamplerAddressingMode addressing_mode,
+                            bool normalized, spv::SamplerFilterMode filter_mode) {
+    AddCapability(spv::Capability::LiteralSampler);
+    AddCapability(spv::Capability::Kernel);
+    Op* op{new Op(spv::Op::OpConstantSampler, bound, result_type)};
+    AddEnum(op, addressing_mode);
+    op->Add(normalized ? 1 : 0);
+    AddEnum(op, filter_mode);
+    return AddDeclaration(op);
+}
+
 } // namespace Sirit

src/op.h

@@ -34,7 +34,7 @@ public:
     void Add(const std::string& string);
 
     void Add(const std::vector<Ref>& ids);
-
+ 
 private:
     u16 WordCount() const;