1 // Copyright 2020 The Tint Authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 #include "src/ast/sampler.h"
16
17 #include "src/program_builder.h"
18
19 TINT_INSTANTIATE_TYPEINFO(tint::ast::Sampler);
20
21 namespace tint {
22 namespace ast {
23
operator <<(std::ostream & out,SamplerKind kind)24 std::ostream& operator<<(std::ostream& out, SamplerKind kind) {
25 switch (kind) {
26 case SamplerKind::kSampler:
27 out << "sampler";
28 break;
29 case SamplerKind::kComparisonSampler:
30 out << "comparison_sampler";
31 break;
32 }
33 return out;
34 }
35
Sampler(ProgramID pid,const Source & src,SamplerKind k)36 Sampler::Sampler(ProgramID pid, const Source& src, SamplerKind k)
37 : Base(pid, src), kind(k) {}
38
39 Sampler::Sampler(Sampler&&) = default;
40
41 Sampler::~Sampler() = default;
42
FriendlyName(const SymbolTable &) const43 std::string Sampler::FriendlyName(const SymbolTable&) const {
44 return kind == SamplerKind::kSampler ? "sampler" : "sampler_comparison";
45 }
46
Clone(CloneContext * ctx) const47 const Sampler* Sampler::Clone(CloneContext* ctx) const {
48 auto src = ctx->Clone(source);
49 return ctx->dst->create<Sampler>(src, kind);
50 }
51
52 } // namespace ast
53 } // namespace tint
54