sndlock/sndlock.cpp

75 lines
2.2 KiB
C++

#include <iostream>
#include <GLFW/glfw3.h>
#include "imgui.h"
#include "imgui_impl_glfw.h"
#include "imgui_impl_opengl3.h"
int main(int argc, char* argv[])
{
if(!glfwInit()) {
std::cerr << "failed to initialize GLFW" << std::endl;
return 1;
}
std::atexit(glfwTerminate);
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0);
static GLFWwindow* window = glfwCreateWindow(1024, 768, "sndlock", nullptr, nullptr);
if(window == nullptr) {
std::cerr << "failed to create GLFW window" << std::endl;
return 1;
}
static auto DestroyWindow = []() {
glfwDestroyWindow(window);
};
std::atexit(DestroyWindow);
glfwMakeContextCurrent(window);
glfwSwapInterval(1);
IMGUI_CHECKVERSION();
ImGui::CreateContext();
static auto ImGuiDestroyContext = []() {
ImGui::DestroyContext();
};
std::atexit(ImGuiDestroyContext);
ImGuiIO& io = ImGui::GetIO();
io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;
ImGui::StyleColorsDark();
ImGui_ImplGlfw_InitForOpenGL(window, true);
std::atexit(ImGui_ImplGlfw_Shutdown);
ImGui_ImplOpenGL3_Init("#version 130");
std::atexit(ImGui_ImplOpenGL3_Shutdown);
bool exit = false;
while(!exit && !glfwWindowShouldClose(window)) {
glfwPollEvents();
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
ImGui_ImplOpenGL3_NewFrame();
ImGui_ImplGlfw_NewFrame();
ImGui::NewFrame();
ImGui::SetNextWindowPos(ImVec2(0.0f, 0.0f));
ImGui::SetNextWindowSize(io.DisplaySize);
ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f);
ImGui::Begin("sndlock", nullptr, ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoResize);
if(ImGui::Button("Exit"))
exit = true;
ImGui::End();
ImGui::PopStyleVar(1);
ImGui::Render();
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
int display_w, display_h;
glfwGetFramebufferSize(window, &display_w, &display_h);
glViewport(0, 0, display_w, display_h);
glfwSwapBuffers(window);
}
return 0;
}