| /* |
| * MVKCommand.h |
| * |
| * Copyright (c) 2015-2020 The Brenwill Workshop Ltd. (http://www.brenwill.com) |
| * |
| * 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. |
| */ |
| |
| #pragma once |
| |
| |
| #include "MVKObjectPool.h" |
| |
| class MVKCommandBuffer; |
| class MVKCommandEncoder; |
| class MVKCommandPool; |
| |
| |
| #pragma mark - |
| #pragma mark MVKCommandTypePool |
| |
| /** A pool of MVKCommand instances of a particular type. */ |
| template <class T> |
| class MVKCommandTypePool : public MVKObjectPool<T> { |
| |
| public: |
| |
| /** Returns the Vulkan API opaque object controlling this object. */ |
| MVKVulkanAPIObject* getVulkanAPIObject() override { return nullptr; } |
| |
| /** Returns a new command instance. */ |
| T* newObject() override { return new T(); } |
| |
| MVKCommandTypePool(bool isPooling = true) : MVKObjectPool<T>(isPooling) {} |
| |
| }; |
| |
| |
| #pragma mark - |
| #pragma mark MVKCommand |
| |
| /** |
| * Abstract class that represents a Vulkan command. |
| * |
| * To allow command contents to be populated in a standard way, all concrete |
| * subclasses must support a public member function of the following form: |
| * |
| * VkResult setContent(MVKCommandBuffer* cmdBuff, ...); |
| */ |
| class MVKCommand : public MVKBaseObject, public MVKLinkableMixin<MVKCommand> { |
| |
| public: |
| |
| /** Returns the Vulkan API opaque object controlling this object. */ |
| MVKVulkanAPIObject* getVulkanAPIObject() override { return nullptr; } |
| |
| /** Encodes this command on the specified command encoder. */ |
| virtual void encode(MVKCommandEncoder* cmdEncoder) = 0; |
| |
| protected: |
| friend MVKCommandBuffer; |
| |
| // Returns the command type pool used by this command, from the command pool. |
| // This function is overridden in each concrete subclass declaration, but the implementation of |
| // this function in each subclass is automatically generated in the MVKCommandPool implementation. |
| virtual MVKCommandTypePool<MVKCommand>* getTypePool(MVKCommandPool* cmdPool) = 0; |
| }; |
| |