| // Copyright 2020 The Dawn 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 "dawn/native/opengl/BindGroupGL.h" |
| |
| #include "dawn/native/Texture.h" |
| #include "dawn/native/opengl/BindGroupLayoutGL.h" |
| #include "dawn/native/opengl/DeviceGL.h" |
| |
| namespace dawn::native::opengl { |
| |
| MaybeError ValidateGLBindGroupDescriptor(const BindGroupDescriptor* descriptor) { |
| const BindGroupLayoutBase::BindingMap& bindingMap = descriptor->layout->GetBindingMap(); |
| for (uint32_t i = 0; i < descriptor->entryCount; ++i) { |
| const BindGroupEntry& entry = descriptor->entries[i]; |
| |
| const auto& it = bindingMap.find(BindingNumber(entry.binding)); |
| BindingIndex bindingIndex = it->second; |
| ASSERT(bindingIndex < descriptor->layout->GetBindingCount()); |
| |
| const BindingInfo& bindingInfo = descriptor->layout->GetBindingInfo(bindingIndex); |
| if (bindingInfo.bindingType == BindingInfoType::StorageTexture) { |
| ASSERT(entry.textureView != nullptr); |
| const uint32_t textureViewLayerCount = entry.textureView->GetLayerCount(); |
| DAWN_INVALID_IF( |
| textureViewLayerCount != 1 && |
| textureViewLayerCount != entry.textureView->GetTexture()->GetArrayLayers(), |
| "%s binds %u layers. Currently the OpenGL backend only supports either binding " |
| "1 layer or the all layers (%u) for storage texture.", |
| entry.textureView, textureViewLayerCount, |
| entry.textureView->GetTexture()->GetArrayLayers()); |
| } |
| } |
| |
| return {}; |
| } |
| |
| BindGroup::BindGroup(Device* device, const BindGroupDescriptor* descriptor) |
| : BindGroupBase(this, device, descriptor) {} |
| |
| BindGroup::~BindGroup() = default; |
| |
| void BindGroup::DestroyImpl() { |
| BindGroupBase::DestroyImpl(); |
| ToBackend(GetLayout())->DeallocateBindGroup(this); |
| } |
| |
| // static |
| Ref<BindGroup> BindGroup::Create(Device* device, const BindGroupDescriptor* descriptor) { |
| return ToBackend(descriptor->layout)->AllocateBindGroup(device, descriptor); |
| } |
| |
| } // namespace dawn::native::opengl |