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// Copyright 2019 The SwiftShader Authors. All Rights Reserved.
//
// 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.
#ifndef VK_DESCRIPTOR_SET_HPP_
#define VK_DESCRIPTOR_SET_HPP_
#include "VkObject.hpp"
#include "marl/mutex.h"
#include <array>
#include <cstdint>
#include <memory>
namespace vk {
class DescriptorSetLayout;
class Device;
class PipelineLayout;
struct alignas(16) DescriptorSetHeader
{
DescriptorSetLayout *layout;
marl::mutex mutex;
};
class alignas(16) DescriptorSet : public Object<DescriptorSet, VkDescriptorSet>
{
public:
using Array = std::array<DescriptorSet *, vk::MAX_BOUND_DESCRIPTOR_SETS>;
using Bindings = std::array<uint8_t *, vk::MAX_BOUND_DESCRIPTOR_SETS>;
using DynamicOffsets = std::array<uint32_t, vk::MAX_DESCRIPTOR_SET_COMBINED_BUFFERS_DYNAMIC>;
static void ContentsChanged(const Array &descriptorSets, const PipelineLayout *layout, Device *device);
static void PrepareForSampling(const Array &descriptorSets, const PipelineLayout *layout, Device *device);
DescriptorSetHeader header;
alignas(16) uint8_t data[1];
private:
enum NotificationType
{
CONTENTS_CHANGED,
PREPARE_FOR_SAMPLING
};
static void ParseDescriptors(const Array &descriptorSets, const PipelineLayout *layout, Device *device, NotificationType notificationType);
};
inline DescriptorSet *Cast(VkDescriptorSet object)
{
return DescriptorSet::Cast(object);
}
} // namespace vk
#endif // VK_DESCRIPTOR_SET_HPP_