| // 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. |
| |
| #include "src/ast/type/matrix_type.h" |
| |
| #include <assert.h> |
| |
| #include "src/ast/clone_context.h" |
| #include "src/ast/module.h" |
| #include "src/ast/type/array_type.h" |
| #include "src/ast/type/vector_type.h" |
| |
| TINT_INSTANTIATE_CLASS_ID(tint::ast::type::Matrix); |
| |
| namespace tint { |
| namespace ast { |
| namespace type { |
| |
| Matrix::Matrix(Type* subtype, uint32_t rows, uint32_t columns) |
| : subtype_(subtype), rows_(rows), columns_(columns) { |
| assert(rows > 1); |
| assert(rows < 5); |
| assert(columns > 1); |
| assert(columns < 5); |
| } |
| |
| Matrix::Matrix(Matrix&&) = default; |
| |
| Matrix::~Matrix() = default; |
| |
| std::string Matrix::type_name() const { |
| return "__mat_" + std::to_string(rows_) + "_" + std::to_string(columns_) + |
| subtype_->type_name(); |
| } |
| |
| uint64_t Matrix::MinBufferBindingSize(MemoryLayout mem_layout) const { |
| Vector vec(subtype_, rows_); |
| return (columns_ - 1) * vec.BaseAlignment(mem_layout) + |
| vec.MinBufferBindingSize(mem_layout); |
| } |
| |
| uint64_t Matrix::BaseAlignment(MemoryLayout mem_layout) const { |
| Vector vec(subtype_, rows_); |
| Array arr(&vec, columns_, ArrayDecorationList{}); |
| return arr.BaseAlignment(mem_layout); |
| } |
| |
| Matrix* Matrix::Clone(CloneContext* ctx) const { |
| return ctx->mod->create<Matrix>(ctx->Clone(subtype_), rows_, columns_); |
| } |
| |
| } // namespace type |
| } // namespace ast |
| } // namespace tint |