109 lines
2.6 KiB
C++
109 lines
2.6 KiB
C++
/* Copyright (c) 2023-2024, Mobica Limited
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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 <memory>
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#include <string>
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#include <vector>
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#include "api_vulkan_sample.h"
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#include "scene_graph/components/pbr_material.h"
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class PatchControlPoints : public ApiVulkanSample
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{
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public:
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struct
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{
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bool tessellation = true;
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float tess_level = 3.0f;
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} gui_settings;
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/* Buffer used in both pipelines */
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struct UBOCOMM
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{
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glm::mat4 projection;
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glm::mat4 view;
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} ubo_common;
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struct UBOTESS
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{
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float tessellation_level = 3.0f;
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} ubo_tess;
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VkDescriptorPool descriptor_pool{VK_NULL_HANDLE};
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struct
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{
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VkDescriptorSetLayout static_tessellation{VK_NULL_HANDLE};
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VkDescriptorSetLayout dynamic_tessellation{VK_NULL_HANDLE};
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} descriptor_set_layouts;
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struct
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{
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VkPipelineLayout static_tessellation{VK_NULL_HANDLE};
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VkPipelineLayout dynamic_tessellation{VK_NULL_HANDLE};
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} pipeline_layouts;
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struct
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{
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VkDescriptorSet static_tessellation{VK_NULL_HANDLE};
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VkDescriptorSet dynamic_tessellation{VK_NULL_HANDLE};
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} descriptor_sets;
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struct
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{
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VkPipeline static_tessellation{VK_NULL_HANDLE};
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VkPipeline dynamic_tessellation{VK_NULL_HANDLE};
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} pipeline;
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struct
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{
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std::unique_ptr<vkb::core::BufferC> common;
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std::unique_ptr<vkb::core::BufferC> static_tessellation;
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std::unique_ptr<vkb::core::BufferC> dynamic_tessellation;
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} uniform_buffers;
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struct
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{
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glm::vec3 direction;
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} push_const_block;
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std::unique_ptr<vkb::sg::SubMesh> model;
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PatchControlPoints();
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~PatchControlPoints() override;
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void render(float delta_time) override;
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void build_command_buffers() override;
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bool prepare(const vkb::ApplicationOptions &options) override;
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void request_gpu_features(vkb::PhysicalDevice &gpu) override;
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void on_update_ui_overlay(vkb::Drawer &drawer) override;
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void prepare_uniform_buffers();
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void update_uniform_buffers();
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void create_pipelines();
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void draw();
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void load_assets();
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void create_descriptor_pool();
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void setup_descriptor_set_layout();
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void create_descriptor_sets();
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};
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std::unique_ptr<vkb::VulkanSampleC> create_patch_control_points();
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