117 lines
3.0 KiB
C++
117 lines
3.0 KiB
C++
/* Copyright (c) 2020-2024, Bradley Austin Davis
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* Copyright (c) 2020-2024, Arm 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 "api_vulkan_sample.h"
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#include "rendering/render_pipeline.h"
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#include "scene_graph/components/camera.h"
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#include "timer.h"
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class OpenGLWindow;
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#if defined(WIN32)
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using Handle = HANDLE;
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#else
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using Handle = int;
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constexpr Handle INVALID_HANDLE_VALUE = static_cast<Handle>(-1);
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#endif
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// Vertex layout for this example
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struct VertexStructure
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{
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float pos[3];
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float uv[2];
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float normal[3];
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};
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class OffscreenContext;
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struct GLData;
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class OpenGLInterop : public ApiVulkanSample
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{
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public:
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OpenGLInterop();
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~OpenGLInterop();
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virtual bool prepare(const vkb::ApplicationOptions &options) override;
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void render(float delta_time) override;
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void build_command_buffers() override;
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void view_changed() override;
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void on_update_ui_overlay(vkb::Drawer &drawer) override;
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private:
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void prepare_shared_resources();
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void generate_quad();
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void setup_descriptor_pool();
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void setup_descriptor_set_layout();
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void setup_descriptor_set();
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void prepare_pipelines();
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void prepare_uniform_buffers();
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void update_uniform_buffers();
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void draw();
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vkb::Timer timer;
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OffscreenContext *gl_context{nullptr};
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GLData *gl_data{nullptr};
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struct ShareHandles
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{
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Handle memory{INVALID_HANDLE_VALUE};
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Handle gl_ready{INVALID_HANDLE_VALUE};
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Handle gl_complete{INVALID_HANDLE_VALUE};
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} shareHandles;
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struct SharedTexture
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{
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VkImage image{VK_NULL_HANDLE};
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VkDeviceMemory memory{VK_NULL_HANDLE};
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VkDeviceSize size{0};
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VkDeviceSize allocationSize{0};
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VkSampler sampler{VK_NULL_HANDLE};
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VkImageView view{VK_NULL_HANDLE};
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} sharedTexture;
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struct Semaphores
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{
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VkSemaphore gl_ready{VK_NULL_HANDLE};
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VkSemaphore gl_complete{VK_NULL_HANDLE};
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} sharedSemaphores;
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std::unique_ptr<vkb::core::BufferC> vertex_buffer;
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std::unique_ptr<vkb::core::BufferC> index_buffer;
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uint32_t index_count;
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std::unique_ptr<vkb::core::BufferC> uniform_buffer_vs;
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struct UniformBufferData
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{
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glm::mat4 projection;
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glm::mat4 model;
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glm::vec4 view_pos;
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} ubo_vs;
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VkPipeline pipeline{VK_NULL_HANDLE};
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VkPipelineLayout pipeline_layout{VK_NULL_HANDLE};
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VkDescriptorSet descriptor_set{VK_NULL_HANDLE};
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VkDescriptorSetLayout descriptor_set_layout{VK_NULL_HANDLE};
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};
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std::unique_ptr<vkb::VulkanSampleC> create_open_gl_interop();
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