250 lines
9.2 KiB
Java
250 lines
9.2 KiB
Java
package io.gitlab.jfronny.inceptum.imgui;
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import imgui.ImGui;
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import imgui.ImGuiIO;
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import imgui.flag.ImGuiConfigFlags;
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import imgui.gl3.ImGuiImplGl3;
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import imgui.glfw.ImGuiImplGlfw;
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import io.gitlab.jfronny.commons.io.JFiles;
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import io.gitlab.jfronny.commons.log.*;
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import io.gitlab.jfronny.inceptum.common.model.inceptum.UpdateMetadata;
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import io.gitlab.jfronny.inceptum.imgui.window.MainWindow;
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import io.gitlab.jfronny.inceptum.launcher.LauncherEnv;
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import io.gitlab.jfronny.inceptum.common.*;
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import io.gitlab.jfronny.inceptum.imgui.window.Window;
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import io.gitlab.jfronny.inceptum.launcher.model.inceptum.InstanceMeta;
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import io.gitlab.jfronny.inceptum.launcher.api.account.AccountManager;
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import io.gitlab.jfronny.inceptum.launcher.system.mds.ModsDirScanner;
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import org.lwjgl.glfw.*;
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import org.lwjgl.opengl.GL;
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import org.lwjgl.opengl.GL32;
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import org.lwjgl.system.MemoryStack;
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import org.lwjgl.system.MemoryUtil;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.nio.IntBuffer;
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import java.nio.file.Files;
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import java.util.*;
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public class GuiMain {
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public static final MemoryLogger MEMLOG = new MemoryLogger("Inceptum");
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public static final Set<Window> WINDOWS = new LinkedHashSet<>();
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private static final ImGuiImplGlfw imGuiGlfw = new ImGuiImplGlfw();
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private static final ImGuiImplGl3 imGuiGl3 = new ImGuiImplGl3();
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/**
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* Pointer to the native GLFW window.
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*/
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protected static long handle;
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private static String glslVersion = null;
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public static void main(String[] args) throws IOException {
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LauncherEnv.initialize(new GuiEnvBackend());
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Utils.LOGGER.info("Launching Inceptum v" + BuildMetadata.VERSION);
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Utils.LOGGER.info("Loading from " + MetaHolder.BASE_PATH);
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try {
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main();
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} finally {
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LauncherEnv.terminate();
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}
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}
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public static void main() {
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Logger.registerFactory(name -> new CompoundLogger(name, InceptumEnvironmentInitializer.defaultFactory(name), MEMLOG));
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UpdateMetadata update = BuildMetadata.IS_PUBLIC ? Updater.getUpdate() : null;
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AccountManager.loadAccounts();
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Utils.LOGGER.info("Initializing UI");
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try {
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JFiles.listTo(MetaHolder.INSTANCE_DIR, path -> {
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if (Files.exists(path.resolve("instance.json")))
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ModsDirScanner.get(path.resolve("mods"), JFiles.readObject(path.resolve("instance.json"), InstanceMeta.class)).start();
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});
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} catch (IOException e) {
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Utils.LOGGER.error("Could not initialize MDS");
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}
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init();
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if (update == null) {
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WINDOWS.add(new MainWindow());
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} else if (MetaHolder.isWrapper()) {
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LauncherEnv.showOkCancel("An update was found. Should it be installed automatically?", "Update found", () -> {
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try {
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Updater.update(update, true);
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exit();
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} catch (IOException | URISyntaxException e) {
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LauncherEnv.showError("Could not download update", e);
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}
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}, () -> WINDOWS.add(new MainWindow()));
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} else {
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LauncherEnv.showOkCancel("An update was found. Automatic installs are not supported without the wrapper but you can download it nonetheless", "Update found", () -> {
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try {
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Utils.openWebBrowser(new URI(Updater.getShadowJarUrl(update)));
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exit();
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} catch (URISyntaxException e) {
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LauncherEnv.showError("Could not download update", e);
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}
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}, () -> WINDOWS.add(new MainWindow()));
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}
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run();
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dispose();
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}
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public static void open(Window window) {
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WINDOWS.add(window);
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}
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/**
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* Method to initialize application.
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*/
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public static void init() {
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initWindow();
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initImGui();
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imGuiGlfw.init(handle, true);
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imGuiGl3.init(glslVersion);
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}
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/**
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* Method to dispose all used application resources and destroy its window.
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*/
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public static void dispose() {
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imGuiGl3.dispose();
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imGuiGlfw.dispose();
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Callbacks.glfwFreeCallbacks(handle);
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GLFW.glfwDestroyWindow(handle);
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GLFW.glfwTerminate();
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Objects.requireNonNull(GLFW.glfwSetErrorCallback(null)).free();
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}
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/**
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* Method to create and initialize GLFW window.
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*/
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protected static void initWindow() {
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GLFWErrorCallback.createPrint(System.err).set();
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if (!GLFW.glfwInit()) {
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throw new IllegalStateException("Unable to initialize GLFW");
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}
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decideGlGlslVersions();
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GLFW.glfwWindowHint(GLFW.GLFW_VISIBLE, GLFW.GLFW_FALSE);
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GLFW.glfwWindowHint(GLFW.GLFW_RESIZABLE, GLFW.GLFW_FALSE);
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handle = GLFW.glfwCreateWindow(10, 10, "Inceptum", MemoryUtil.NULL, MemoryUtil.NULL);
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if (handle == MemoryUtil.NULL) {
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throw new RuntimeException("Failed to create the GLFW window");
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}
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try (MemoryStack stack = MemoryStack.stackPush()) {
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final IntBuffer pWidth = stack.mallocInt(1); // int*
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final IntBuffer pHeight = stack.mallocInt(1); // int*
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GLFW.glfwGetWindowSize(handle, pWidth, pHeight);
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final GLFWVidMode vidmode = Objects.requireNonNull(GLFW.glfwGetVideoMode(GLFW.glfwGetPrimaryMonitor()));
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GLFW.glfwSetWindowPos(handle, (vidmode.width() - pWidth.get(0)) / 2, (vidmode.height() - pHeight.get(0)) / 2);
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}
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GLFW.glfwMakeContextCurrent(handle);
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GL.createCapabilities();
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GLFW.glfwSwapInterval(GLFW.GLFW_TRUE);
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clearBuffer();
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renderBuffer();
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}
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private static void decideGlGlslVersions() {
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final boolean isMac = System.getProperty("os.name").toLowerCase().contains("mac");
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if (isMac) {
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glslVersion = "#version 150";
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GLFW.glfwWindowHint(GLFW.GLFW_CONTEXT_VERSION_MAJOR, 3);
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GLFW.glfwWindowHint(GLFW.GLFW_CONTEXT_VERSION_MINOR, 2);
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GLFW.glfwWindowHint(GLFW.GLFW_OPENGL_PROFILE, GLFW.GLFW_OPENGL_CORE_PROFILE); // 3.2+ only
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GLFW.glfwWindowHint(GLFW.GLFW_OPENGL_FORWARD_COMPAT, GLFW.GLFW_TRUE); // Required on Mac
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} else {
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glslVersion = "#version 130";
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GLFW.glfwWindowHint(GLFW.GLFW_CONTEXT_VERSION_MAJOR, 3);
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GLFW.glfwWindowHint(GLFW.GLFW_CONTEXT_VERSION_MINOR, 0);
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}
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}
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/**
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* Method to initialize Dear ImGui context. Could be overridden to do custom Dear ImGui setup before application start.
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*/
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protected static void initImGui() {
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ImGui.createContext();
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ImGuiIO io = ImGui.getIO();
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io.addConfigFlags(ImGuiConfigFlags.ViewportsEnable);
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io.setConfigViewportsNoAutoMerge(true);
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try (InputStream is = LauncherEnv.class.getClassLoader().getResourceAsStream("font.ttf")) {
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io.setFontDefault(io.getFonts().addFontFromMemoryTTF(Objects.requireNonNull(is).readAllBytes(), 16f));
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} catch (IOException e) {
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Utils.LOGGER.error("Could not load font", e);
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}
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applyTheme();
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}
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/**
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* Main application loop.
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*/
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public static void run() {
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while (!GLFW.glfwWindowShouldClose(handle)) {
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//frame
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clearBuffer();
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imGuiGlfw.newFrame();
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ImGui.newFrame();
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//render
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if (WINDOWS.isEmpty()) exit();
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else {
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for (Window window : WINDOWS.toArray(new Window[0])) {
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if (window.isNew()) window.preFirstDraw();
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String title = window.getName() + "##" + System.identityHashCode(window);
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if (window.isCloseable()) {
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if (ImGui.begin(title, window.getOpenState(), window.getFlags())) {
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window.draw();
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}
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} else {
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if (ImGui.begin(title, window.getFlags())) {
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window.draw();
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}
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}
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ImGui.end();
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if (!window.getOpenState().get() && !window.isClosed()) window.close();
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}
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}
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//end frame
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ImGui.render();
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imGuiGl3.renderDrawData(ImGui.getDrawData());
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if (ImGui.getIO().hasConfigFlags(ImGuiConfigFlags.ViewportsEnable)) {
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final long backupWindowPtr = GLFW.glfwGetCurrentContext();
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ImGui.updatePlatformWindows();
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ImGui.renderPlatformWindowsDefault();
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GLFW.glfwMakeContextCurrent(backupWindowPtr);
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}
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renderBuffer();
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}
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}
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private static void clearBuffer() {
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GL32.glClear(GL32.GL_COLOR_BUFFER_BIT | GL32.GL_DEPTH_BUFFER_BIT);
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}
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private static void renderBuffer() {
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GLFW.glfwSwapBuffers(handle);
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GLFW.glfwPollEvents();
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}
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public static void exit() {
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GLFW.glfwSetWindowShouldClose(handle, true);
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}
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public static void applyTheme() {
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if (InceptumConfig.darkTheme) ImGui.styleColorsDark();
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else ImGui.styleColorsLight();
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}
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}
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