73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
/* Copyright (c) 2020-2025, 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 "vulkan_sample.h"
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#include <memory>
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/**
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* @brief Using 16-bit arithmetic extension to improve arithmetic throughput
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*/
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class KHR16BitArithmeticSample : public vkb::VulkanSampleC
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{
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public:
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KHR16BitArithmeticSample();
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virtual ~KHR16BitArithmeticSample() = default;
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virtual bool prepare(const vkb::ApplicationOptions &options) override;
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virtual void request_gpu_features(vkb::PhysicalDevice &gpu) override;
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virtual void draw_renderpass(vkb::core::CommandBufferC &cmd, vkb::RenderTarget &render_target) override;
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private:
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virtual void draw_gui() override;
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bool khr_16bit_arith_enabled{false};
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bool supported_extensions{false};
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bool supports_push_constant16{false};
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std::vector<vkb::LoadStoreInfo> load_store_infos;
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std::vector<std::unique_ptr<vkb::rendering::SubpassC>> subpasses;
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std::vector<VkClearValue> clear_values;
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std::unique_ptr<vkb::core::BufferC> blob_buffer;
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std::unique_ptr<vkb::core::Image> image;
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std::unique_ptr<vkb::core::ImageView> image_view;
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std::unique_ptr<vkb::core::Sampler> sampler;
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vkb::PipelineLayout *compute_layout{nullptr};
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vkb::PipelineLayout *compute_layout_fp16{nullptr};
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unsigned frame_count{0};
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struct VisualizationSubpass : vkb::rendering::SubpassC
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{
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VisualizationSubpass(vkb::RenderContext &context, vkb::ShaderSource &&vertex_source, vkb::ShaderSource &&fragment_source);
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virtual void prepare() override;
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virtual void draw(vkb::core::CommandBufferC &command_buffer) override;
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vkb::PipelineLayout *layout{nullptr};
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const vkb::core::ImageView *view{nullptr};
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const vkb::core::Sampler *sampler{nullptr};
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};
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};
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std::unique_ptr<vkb::VulkanSampleC> create_16bit_arithmetic();
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