plumageRender/base/VulkanUIOverlay.h

94 lines
2.4 KiB
C++

/*
* 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.h"
#include "VulkanDevice.h"
#include "../external/imgui/imgui.h"
#if defined(__ANDROID__)
#include "VulkanAndroid.h"
#endif
namespace vks
{
class UIOverlay
{
public:
vks::VulkanDevice *device;
VkQueue queue;
VkSampleCountFlagBits rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
uint32_t subpass = 0;
vks::Buffer vertexBuffer;
vks::Buffer indexBuffer;
int32_t vertexCount = 0;
int32_t indexCount = 0;
std::vector<VkPipelineShaderStageCreateInfo> shaders;
VkDescriptorPool descriptorPool;
VkDescriptorSetLayout descriptorSetLayout;
VkDescriptorSet descriptorSet;
VkPipelineLayout pipelineLayout;
VkPipeline pipeline;
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;
bool visible = true;
bool updated = false;
float scale = 1.0f;
UIOverlay();
~UIOverlay();
void preparePipeline(const VkPipelineCache pipelineCache, const VkRenderPass renderPass, const VkFormat colorFormat, const VkFormat depthFormat);
void prepareResources();
bool update();
void draw(const VkCommandBuffer commandBuffer);
void resize(uint32_t width, uint32_t height);
void freeResources();
bool header(const char* caption);
bool checkBox(const char* caption, bool* value);
bool checkBox(const char* caption, int32_t* value);
bool radioButton(const char* caption, bool value);
bool inputFloat(const char* caption, float* value, float step, uint32_t precision);
bool sliderFloat(const char* caption, float* value, float min, float max);
bool sliderInt(const char* caption, int32_t* value, int32_t min, int32_t max);
bool comboBox(const char* caption, int32_t* itemindex, std::vector<std::string> items);
bool button(const char* caption);
bool colorPicker(const char* caption, float* color);
void text(const char* formatstr, ...);
};
}