| // Copyright 2022 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. |
| |
| #include "src/tint/type/matrix.h" |
| |
| #include "src/tint/program_builder.h" |
| #include "src/tint/type/vector.h" |
| #include "src/tint/utils/hash.h" |
| |
| TINT_INSTANTIATE_TYPEINFO(tint::type::Matrix); |
| |
| namespace tint::type { |
| |
| Matrix::Matrix(const Vector* column_type, uint32_t columns) |
| : Base(TypeFlags{ |
| Flag::kConstructable, |
| Flag::kCreationFixedFootprint, |
| Flag::kFixedFootprint, |
| }), |
| subtype_(column_type->type()), |
| column_type_(column_type), |
| rows_(column_type->Width()), |
| columns_(columns) { |
| TINT_ASSERT(AST, rows_ > 1); |
| TINT_ASSERT(AST, rows_ < 5); |
| TINT_ASSERT(AST, columns_ > 1); |
| TINT_ASSERT(AST, columns_ < 5); |
| } |
| |
| Matrix::Matrix(Matrix&&) = default; |
| |
| Matrix::~Matrix() = default; |
| |
| size_t Matrix::Hash() const { |
| return utils::Hash(TypeInfo::Of<Vector>().full_hashcode, rows_, columns_, column_type_); |
| } |
| |
| bool Matrix::Equals(const Type& other) const { |
| if (auto* v = other.As<Matrix>()) { |
| return v->rows_ == rows_ && v->columns_ == columns_ && v->column_type_ == column_type_; |
| } |
| return false; |
| } |
| |
| std::string Matrix::FriendlyName(const SymbolTable& symbols) const { |
| std::ostringstream out; |
| out << "mat" << columns_ << "x" << rows_ << "<" << subtype_->FriendlyName(symbols) << ">"; |
| return out.str(); |
| } |
| |
| uint32_t Matrix::Size() const { |
| return column_type_->Align() * columns(); |
| } |
| |
| uint32_t Matrix::Align() const { |
| return column_type_->Align(); |
| } |
| |
| uint32_t Matrix::ColumnStride() const { |
| return column_type_->Align(); |
| } |
| |
| } // namespace tint::type |