Examples with GL11.glLoadIdentity org.lwjgl.opengl.GL11.glLoadIdentity used on opensource projects

Example 6 with GL11.glLoadIdentity

use of org.lwjgl.opengl.GL11.glLoadIdentity in project runelite by runelite.

the class ModelViewer method main.

public static void main(String[] args) throws Exception {
    Options options = new Options();
    options.addOption(null, "npcdir", true, "npc directory");
    options.addOption(null, "mapdir", true, "maps directory");
    options.addOption(null, "objectdir", true, "objects directory");
    options.addOption(null, "npc", true, "npc to render");
    options.addOption(null, "object", true, "object to render");
    options.addOption(null, "model", true, "model to render");
    options.addOption(null, "map", true, "map region to render");
    options.addOption(null, "kits", true, "kits to render");
    CommandLineParser parser = new DefaultParser();
    CommandLine cmd = parser.parse(options, args);
    String npcdir = cmd.getOptionValue("npcdir");
    String mapdir = cmd.getOptionValue("mapdir");
    String objectdir = cmd.getOptionValue("objectdir");
    NpcDefinition npcdef = null;
    ObjectDefinition objdef = null;
    List<ModelDefinition> models = new ArrayList<>();
    Region region = null;
    if (cmd.hasOption("model")) {
        // render model
        String model = cmd.getOptionValue("model");
        ModelDefinition md = ModelManager.getModel(Integer.parseInt(model), null, null);
        models.add(md);
    }
    if (cmd.hasOption("npc")) {
        String npc = cmd.getOptionValue("npc");
        try (FileInputStream fin = new FileInputStream(npcdir + "/" + npc + ".json")) {
            npcdef = new Gson().fromJson(new InputStreamReader(fin), NpcDefinition.class);
        }
        for (int model : npcdef.models) {
            ModelDefinition md = ModelManager.getModel(model, null, null);
            models.add(md);
        }
    }
    if (cmd.hasOption("object")) {
        String obj = cmd.getOptionValue("object");
        try (FileInputStream fin = new FileInputStream(objectdir + "/" + obj + ".json")) {
            objdef = new Gson().fromJson(new InputStreamReader(fin), ObjectDefinition.class);
        }
        for (int model : objdef.getObjectModels()) {
            ModelDefinition md = ModelManager.getModel(model, null, null);
            models.add(md);
        }
    }
    if (cmd.hasOption("map")) {
        String map = cmd.getOptionValue("map");
        String[] s = map.split(",");
        int x = Integer.parseInt(s[0]), y = Integer.parseInt(s[1]);
        region = new Region(x, y);
        MapLoader mapLoader = new MapLoader();
        LocationsLoader locationsLoader = new LocationsLoader();
        try (FileInputStream fin = new FileInputStream(mapdir + "/m" + x + "_" + y + ".dat")) {
            byte[] b = IOUtils.toByteArray(fin);
            MapDefinition mapDef = mapLoader.load(x, y, b);
            region.loadTerrain(mapDef);
        }
        try (FileInputStream fin = new FileInputStream(mapdir + "/l" + x + "_" + y + ".dat")) {
            byte[] b = IOUtils.toByteArray(fin);
            LocationsDefinition locDef = locationsLoader.load(x, y, b);
            region.loadLocations(locDef);
        } catch (FileNotFoundException ex) {
            logger.info("No landscape file for {},{}", x, y);
        }
        loadUnderlays();
        loadOverlays();
    }
    if (cmd.hasOption("kits")) {
        String kits = cmd.getOptionValue("kits");
        Integer[] kitIds = Arrays.stream(kits.split(",")).map(s -> Integer.parseInt(s)).toArray(Integer[]::new);
        for (int kitId : kitIds) {
            KitDefinition kit = KitManager.getKit(kitId);
            for (int model : kit.modelIds) {
                ModelDefinition md = ModelManager.getModel(model, null, null);
                models.add(md);
            }
        }
    }
    Display.setDisplayMode(new DisplayMode(800, 600));
    Display.setTitle("Model Viewer");
    Display.setInitialBackground((float) Color.gray.getRed() / 255f, (float) Color.gray.getGreen() / 255f, (float) Color.gray.getBlue() / 255f);
    Display.create();
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    double aspect = 1;
    // near should be chosen as far into the scene as possible
    double near = 1;
    double far = 10000;
    // 1 gives you a 90° field of view. It's tan(fov_angle)/2.
    double fov = 1;
    GL11.glFrustum(-aspect * near * fov, aspect * near * fov, -fov, fov, near, far);
    GL11.glPopMatrix();
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glCullFace(GL11.GL_BACK);
    GL11.glEnable(GL11.GL_CULL_FACE);
    long last = 0;
    Camera camera = new Camera();
    while (!Display.isCloseRequested()) {
        // Clear the screen and depth buffer
        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
        for (ModelDefinition def : models) {
            short[] recolourToFind = null, recolourToReplace = null;
            if (npcdef != null) {
                recolourToFind = npcdef.recolorToFind;
                recolourToReplace = npcdef.recolorToReplace;
            }
            if (objdef != null) {
                recolourToFind = objdef.getRecolorToFind();
                recolourToReplace = objdef.getRecolorToReplace();
            }
            drawModel(def, recolourToFind, recolourToReplace);
        }
        drawRegion(region);
        Display.update();
        // fps
        Display.sync(50);
        long delta = System.currentTimeMillis() - last;
        last = System.currentTimeMillis();
        camera.acceptInput(delta);
        camera.apply();
    }
    Display.destroy();
}