94 lines
2.4 KiB
C
94 lines
2.4 KiB
C
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/*
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* UI overlay class using ImGui
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*
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* Copyright (C) 2017 by Sascha Willems - www.saschawillems.de
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*
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* This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
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*/
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#pragma once
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <vector>
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#include <sstream>
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#include <iomanip>
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#include <vulkan/vulkan.h>
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#include "VulkanTools.h"
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#include "VulkanDebug.h"
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#include "VulkanBuffer.h"
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#include "VulkanDevice.h"
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#include "../external/imgui/imgui.h"
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#if defined(__ANDROID__)
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#include "VulkanAndroid.h"
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#endif
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namespace vks
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{
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class UIOverlay
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{
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public:
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vks::VulkanDevice *device;
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VkQueue queue;
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VkSampleCountFlagBits rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
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uint32_t subpass = 0;
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vks::Buffer vertexBuffer;
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vks::Buffer indexBuffer;
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int32_t vertexCount = 0;
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int32_t indexCount = 0;
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std::vector<VkPipelineShaderStageCreateInfo> shaders;
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VkDescriptorPool descriptorPool;
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VkDescriptorSetLayout descriptorSetLayout;
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VkDescriptorSet descriptorSet;
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VkPipelineLayout pipelineLayout;
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VkPipeline pipeline;
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VkDeviceMemory fontMemory = VK_NULL_HANDLE;
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VkImage fontImage = VK_NULL_HANDLE;
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VkImageView fontView = VK_NULL_HANDLE;
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VkSampler sampler;
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struct PushConstBlock {
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glm::vec2 scale;
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glm::vec2 translate;
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} pushConstBlock;
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bool visible = true;
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bool updated = false;
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float scale = 1.0f;
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UIOverlay();
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~UIOverlay();
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void preparePipeline(const VkPipelineCache pipelineCache, const VkRenderPass renderPass, const VkFormat colorFormat, const VkFormat depthFormat);
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void prepareResources();
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bool update();
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void draw(const VkCommandBuffer commandBuffer);
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void resize(uint32_t width, uint32_t height);
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void freeResources();
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bool header(const char* caption);
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bool checkBox(const char* caption, bool* value);
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bool checkBox(const char* caption, int32_t* value);
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bool radioButton(const char* caption, bool value);
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bool inputFloat(const char* caption, float* value, float step, uint32_t precision);
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bool sliderFloat(const char* caption, float* value, float min, float max);
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bool sliderInt(const char* caption, int32_t* value, int32_t min, int32_t max);
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bool comboBox(const char* caption, int32_t* itemindex, std::vector<std::string> items);
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bool button(const char* caption);
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bool colorPicker(const char* caption, float* color);
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void text(const char* formatstr, ...);
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};
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}
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