| /* Copyright (c) 2017 Hans-Kristian Arntzen |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| // Based on the following files from the Granite rendering engine: |
| // - vulkan/descriptor_set.hpp |
| |
| #include "lib/escher/third_party/granite/vk/descriptor_set_layout.h" |
| |
| #include "lib/fxl/logging.h" |
| |
| namespace escher { |
| namespace impl { |
| |
| bool DescriptorSetLayout::IsValid() { |
| uint32_t seen_bits = sampled_image_mask; |
| uint32_t conflicts = (seen_bits & storage_image_mask); |
| seen_bits |= storage_image_mask; |
| conflicts |= (seen_bits & uniform_buffer_mask); |
| seen_bits |= uniform_buffer_mask; |
| conflicts |= (seen_bits & storage_buffer_mask); |
| seen_bits |= storage_buffer_mask; |
| conflicts |= (seen_bits & sampled_buffer_mask); |
| seen_bits |= sampled_buffer_mask; |
| conflicts |= (seen_bits & input_attachment_mask); |
| |
| if (conflicts != 0) { |
| FXL_LOG(WARNING) << "multiple descriptors in set share binding indices: " |
| << std::hex << conflicts; |
| return false; |
| } |
| return true; |
| } |
| |
| } // namespace impl |
| } // namespace escher |