83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
/* Copyright (c) 2021-2024, 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 "api_vulkan_sample.h"
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#include <random>
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#include <vector>
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class DescriptorIndexing : public ApiVulkanSample
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{
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public:
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DescriptorIndexing();
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~DescriptorIndexing();
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private:
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virtual void request_gpu_features(vkb::PhysicalDevice &gpu) override;
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virtual void render(float delta_time) override;
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virtual void build_command_buffers() override;
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virtual void on_update_ui_overlay(vkb::Drawer &drawer) override;
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virtual bool prepare(const vkb::ApplicationOptions &options) override;
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void create_bindless_descriptors();
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void create_immutable_sampler_descriptor_set();
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void create_pipelines();
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struct DescriptorHeap
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{
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VkDescriptorSetLayout set_layout{};
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VkDescriptorPool descriptor_pool{};
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VkDescriptorSet descriptor_set_update_after_bind{};
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VkDescriptorSet descriptor_set_nonuniform{};
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} descriptors;
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struct ImmutableSampler
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{
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VkSampler sampler{};
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VkDescriptorSetLayout set_layout{};
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VkDescriptorPool descriptor_pool{};
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VkDescriptorSet descriptor_set{};
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} sampler;
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struct Pipelines
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{
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VkPipelineLayout pipeline_layout{};
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VkPipeline update_after_bind{};
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VkPipeline non_uniform_indexing{};
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} pipelines;
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struct TestImage
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{
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VkImage image{};
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VkImageView image_view{};
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VkDeviceMemory memory{};
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};
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std::vector<TestImage> test_images;
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void create_images();
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TestImage create_image(const float rgb[3], unsigned image_seed);
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VkPhysicalDeviceDescriptorIndexingPropertiesEXT descriptor_indexing_properties{};
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std::default_random_engine rnd{42};
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std::uniform_real_distribution<float> distribution{0.0f, 0.1f};
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uint32_t descriptor_offset{};
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float accumulated_time{};
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const VkFormat format = VK_FORMAT_R8G8B8A8_UNORM;
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};
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std::unique_ptr<vkb::VulkanSampleC> create_descriptor_indexing();
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