121 lines
3.3 KiB
C++
121 lines
3.3 KiB
C++
/* Copyright (c) 2019-2025, Arm Limited and Contributors
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 the "License";
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include "common/vk_common.h"
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#include "core/buffer.h"
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namespace vkb
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{
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namespace core
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{
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template <vkb::BindingType bindingType>
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class Buffer;
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using BufferC = Buffer<vkb::BindingType::C>;
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class ImageView;
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class Sampler;
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} // namespace core
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/**
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* @brief A resource info is a struct containing the actual resource data.
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*
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* This will be referenced by a buffer info or image info descriptor inside a descriptor set.
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*/
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struct ResourceInfo
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{
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bool dirty{false};
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const vkb::core::BufferC *buffer{nullptr};
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VkDeviceSize offset{0};
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VkDeviceSize range{0};
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const core::ImageView *image_view{nullptr};
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const core::Sampler *sampler{nullptr};
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};
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/**
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* @brief A resource set is a set of bindings containing resources that were bound
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* by a command buffer.
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*
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* The ResourceSet has a one to one mapping with a DescriptorSet.
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*/
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class ResourceSet
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{
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public:
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void reset();
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bool is_dirty() const;
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void clear_dirty();
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void clear_dirty(uint32_t binding, uint32_t array_element);
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void bind_buffer(const vkb::core::BufferC &buffer, VkDeviceSize offset, VkDeviceSize range, uint32_t binding, uint32_t array_element);
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void bind_image(const core::ImageView &image_view, const core::Sampler &sampler, uint32_t binding, uint32_t array_element);
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void bind_image(const core::ImageView &image_view, uint32_t binding, uint32_t array_element);
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void bind_input(const core::ImageView &image_view, uint32_t binding, uint32_t array_element);
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const BindingMap<ResourceInfo> &get_resource_bindings() const;
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private:
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bool dirty{false};
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BindingMap<ResourceInfo> resource_bindings;
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};
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/**
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* @brief The resource binding state of a command buffer.
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*
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* Keeps track of all the resources bound by the command buffer. The ResourceBindingState is used by
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* the command buffer to create the appropriate descriptor sets when it comes to draw.
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*/
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class ResourceBindingState
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{
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public:
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void reset();
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bool is_dirty();
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void clear_dirty();
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void clear_dirty(uint32_t set);
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void bind_buffer(const vkb::core::BufferC &buffer, VkDeviceSize offset, VkDeviceSize range, uint32_t set, uint32_t binding, uint32_t array_element);
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void bind_image(const core::ImageView &image_view, const core::Sampler &sampler, uint32_t set, uint32_t binding, uint32_t array_element);
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void bind_image(const core::ImageView &image_view, uint32_t set, uint32_t binding, uint32_t array_element);
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void bind_input(const core::ImageView &image_view, uint32_t set, uint32_t binding, uint32_t array_element);
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const std::unordered_map<uint32_t, ResourceSet> &get_resource_sets();
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private:
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bool dirty{false};
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std::unordered_map<uint32_t, ResourceSet> resource_sets;
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};
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} // namespace vkb
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