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Replaced text overlay with proper (imgui based) UI overlay class

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saschawillems 2017-10-29 11:41:43 +01:00
parent 5107cf3ed0
commit f6af0bde03
10 changed files with 743 additions and 807 deletions
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90
base/VulkanUIOverlay.h Normal file
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/*
* UI overlay class using ImGui
*
* Copyright (C) 2017 by Sascha Willems - www.saschawillems.de
*
* This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
*/
#pragma once
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <vector>
#include <sstream>
#include <iomanip>
#include <vulkan/vulkan.h>
#include "VulkanTools.h"
#include "VulkanDebug.h"
#include "VulkanBuffer.hpp"
#include "VulkanDevice.hpp"
#include "../external/imgui/imgui.h"
#if defined(__ANDROID__)
#include "VulkanAndroid.h"
#endif
namespace vks
{
class UIOverlay
{
private:
vks::VulkanDevice *device;
VkQueue copyQueue;
VkFormat colorFormat;
VkFormat depthFormat;
uint32_t *frameBufferWidth;
uint32_t *frameBufferHeight;
vks::Buffer vertexBuffer;
vks::Buffer indexBuffer;
int32_t vertexCount = 0;
int32_t indexCount = 0;
VkDescriptorPool descriptorPool;
VkDescriptorSetLayout descriptorSetLayout;
VkDescriptorSet descriptorSet;
VkPipelineLayout pipelineLayout;
VkPipelineCache pipelineCache;
VkPipeline pipeline;
VkRenderPass renderPass;
VkCommandPool commandPool;
std::vector<VkFramebuffer*> frameBuffers;
std::vector<VkPipelineShaderStageCreateInfo> shaderStages;
VkFence fence;
VkDeviceMemory fontMemory = VK_NULL_HANDLE;
VkImage fontImage = VK_NULL_HANDLE;
VkImageView fontView = VK_NULL_HANDLE;
VkSampler sampler;
struct PushConstBlock {
glm::vec2 scale;
glm::vec2 translate;
} pushConstBlock;
void prepareResources();
void preparePipeline();
void prepareRenderPass();
void updateCommandBuffers();
public:
bool visible = true;
float scale = 1.0f;
std::vector<VkCommandBuffer> cmdBuffers;
UIOverlay(vks::VulkanDevice *vulkanDevice, VkQueue copyQueue, std::vector<VkFramebuffer> &framebuffers, VkFormat colorformat, VkFormat depthformat, uint32_t *framebufferwidth, uint32_t *framebufferheight, std::vector<VkPipelineShaderStageCreateInfo> shaderstages);
~UIOverlay();
void reallocateCommandBuffers();
void update();
void submit(VkQueue queue, uint32_t bufferindex, VkSubmitInfo submitInfo);
};
}