| // Copyright 2020 The Tint Authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef SRC_SEM_STORAGE_TEXTURE_TYPE_H_ |
| #define SRC_SEM_STORAGE_TEXTURE_TYPE_H_ |
| |
| #include <string> |
| |
| #include "src/ast/access.h" |
| #include "src/ast/storage_texture.h" |
| #include "src/sem/texture_type.h" |
| |
| namespace tint { |
| namespace sem { |
| |
| class Manager; |
| |
| /// A storage texture type. |
| class StorageTexture : public Castable<StorageTexture, Texture> { |
| public: |
| /// Constructor |
| /// @param dim the dimensionality of the texture |
| /// @param format the texel format of the texture |
| /// @param access the access control type of the texture |
| /// @param subtype the storage subtype. Use SubtypeFor() to calculate this. |
| StorageTexture(ast::TextureDimension dim, |
| ast::TexelFormat format, |
| ast::Access access, |
| sem::Type* subtype); |
| |
| /// Move constructor |
| StorageTexture(StorageTexture&&); |
| ~StorageTexture() override; |
| |
| /// @returns the storage subtype |
| Type* type() const { return subtype_; } |
| |
| /// @returns the texel format |
| ast::TexelFormat texel_format() const { return texel_format_; } |
| |
| /// @returns the access control |
| ast::Access access() const { return access_; } |
| |
| /// @returns the name for this type |
| std::string type_name() const override; |
| |
| /// @param symbols the program's symbol table |
| /// @returns the name for this type that closely resembles how it would be |
| /// declared in WGSL. |
| std::string FriendlyName(const SymbolTable& symbols) const override; |
| |
| /// @param format the storage texture image format |
| /// @param type_mgr the sem::Manager used to build the returned type |
| /// @returns the storage texture subtype for the given TexelFormat |
| static sem::Type* SubtypeFor(ast::TexelFormat format, sem::Manager& type_mgr); |
| |
| private: |
| ast::TexelFormat const texel_format_; |
| ast::Access const access_; |
| Type* const subtype_; |
| }; |
| |
| } // namespace sem |
| } // namespace tint |
| |
| #endif // SRC_SEM_STORAGE_TEXTURE_TYPE_H_ |