Flutter Impeller
compiler_backend.h
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef FLUTTER_IMPELLER_COMPILER_COMPILER_BACKEND_H_
6 #define FLUTTER_IMPELLER_COMPILER_COMPILER_BACKEND_H_
7 
8 #include <cstdint>
9 #include <memory>
10 #include <variant>
11 
12 #include "flutter/fml/logging.h"
13 #include "flutter/fml/macros.h"
14 #include "spirv_glsl.hpp"
15 #include "spirv_msl.hpp"
16 #include "spirv_sksl.h"
17 
18 namespace impeller {
19 namespace compiler {
20 
22  using MSLCompiler = std::shared_ptr<spirv_cross::CompilerMSL>;
23  using GLSLCompiler = std::shared_ptr<spirv_cross::CompilerGLSL>;
24  using SkSLCompiler = std::shared_ptr<CompilerSkSL>;
25  using Compiler = std::variant<MSLCompiler, GLSLCompiler, SkSLCompiler>;
26 
27  enum class Type {
28  kMSL,
29  kGLSL,
31  kSkSL,
32  };
33 
34  explicit CompilerBackend(MSLCompiler compiler);
35 
36  explicit CompilerBackend(GLSLCompiler compiler);
37 
38  explicit CompilerBackend(SkSLCompiler compiler);
39 
40  CompilerBackend(Type type, Compiler compiler);
41 
43 
45 
46  Type GetType() const;
47 
48  const spirv_cross::Compiler* operator->() const;
49 
50  spirv_cross::Compiler* GetCompiler();
51 
52  explicit operator bool() const;
53 
54  enum class ExtendedResourceIndex {
55  kPrimary,
56  kSecondary,
57  };
59  spirv_cross::ID id) const;
60 
61  const spirv_cross::Compiler* GetCompiler() const;
62 
63  private:
64  Type type_ = Type::kMSL;
65  Compiler compiler_;
66 
67  const spirv_cross::CompilerMSL* GetMSLCompiler() const;
68 
69  const spirv_cross::CompilerGLSL* GetGLSLCompiler() const;
70 
71  const CompilerSkSL* GetSkSLCompiler() const;
72 };
73 
74 } // namespace compiler
75 } // namespace impeller
76 
77 #endif // FLUTTER_IMPELLER_COMPILER_COMPILER_BACKEND_H_
impeller::compiler::Compiler
Definition: compiler.h:25
impeller::compiler::CompilerBackend
Definition: compiler_backend.h:21
impeller::compiler::CompilerBackend::Type::kGLSLVulkan
@ kGLSLVulkan
impeller::compiler::CompilerBackend::Compiler
std::variant< MSLCompiler, GLSLCompiler, SkSLCompiler > Compiler
Definition: compiler_backend.h:25
impeller::compiler::CompilerBackend::Type
Type
Definition: compiler_backend.h:27
impeller::compiler::CompilerBackend::MSLCompiler
std::shared_ptr< spirv_cross::CompilerMSL > MSLCompiler
Definition: compiler_backend.h:22
impeller::compiler::CompilerBackend::ExtendedResourceIndex::kSecondary
@ kSecondary
impeller::compiler::CompilerBackend::GetExtendedMSLResourceBinding
uint32_t GetExtendedMSLResourceBinding(ExtendedResourceIndex index, spirv_cross::ID id) const
Definition: compiler_backend.cc:35
impeller::compiler::CompilerBackend::Type::kGLSL
@ kGLSL
impeller::compiler::CompilerBackend::GetType
Type GetType() const
Definition: compiler_backend.cc:108
impeller::compiler::CompilerBackend::ExtendedResourceIndex
ExtendedResourceIndex
Definition: compiler_backend.h:54
impeller::compiler::CompilerBackend::GetCompiler
spirv_cross::Compiler * GetCompiler()
Definition: compiler_backend.cc:54
impeller::compiler::CompilerBackend::SkSLCompiler
std::shared_ptr< CompilerSkSL > SkSLCompiler
Definition: compiler_backend.h:24
impeller::compiler::CompilerBackend::GLSLCompiler
std::shared_ptr< spirv_cross::CompilerGLSL > GLSLCompiler
Definition: compiler_backend.h:23
impeller::compiler::CompilerBackend::Type::kSkSL
@ kSkSL
impeller::compiler::CompilerBackend::CompilerBackend
CompilerBackend()
impeller::compiler::CompilerBackend::Type::kMSL
@ kMSL
impeller::compiler::CompilerBackend::~CompilerBackend
~CompilerBackend()
impeller::compiler::CompilerSkSL
Definition: spirv_sksl.h:19
impeller::compiler::CompilerBackend::ExtendedResourceIndex::kPrimary
@ kPrimary
impeller::compiler::CompilerBackend::operator->
const spirv_cross::Compiler * operator->() const
Definition: compiler_backend.cc:31
spirv_sksl.h
impeller
Definition: aiks_blur_unittests.cc:20