Example usage for org.lwjgl.opengl GL11 glLoadIdentity

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glLoadIdentity.

Prototype

public static native void glLoadIdentity();

Source Link

Document

Sets the current matrix to the identity matrix.

Usage

From source file:com.swinggl.elements.GLFrame.java

License:Open Source License

/**
 * Sets the size of the window from frame edge to edge. If the window is fullscreen some sizes are limited by graphical capabilities.
 *
 * @param width  - The width of the window
 * @param height - The height of the window
 *//*  w  w  w .java2s.c  o  m*/
public void setSize(int width, int height) {
    windowWidth = width;
    windowHeight = height;
    if (fullscreen) {
        GLFWVidMode vidmode = glfwGetVideoMode(glfwGetPrimaryMonitor());
        if (!(windowWidth == vidmode.width() && windowHeight == vidmode.height())) {
            Debug.println("GLFWVidMode [" + windowWidth + ", " + windowHeight
                    + "] not available, switching to GLFWVidMode [" + vidmode.width() + ", " + vidmode.height()
                    + "]", Debug.ANSI_YELLOW);
            windowWidth = vidmode.width();
            windowHeight = vidmode.height();
        }
    }

    if (window != 0L) {
        glfwSetWindowSize(window, windowWidth, windowHeight);
        GL11.glMatrixMode(GL11.GL_PROJECTION);
        GL11.glLoadIdentity();
        GL11.glOrtho(0, windowWidth, windowHeight, 0, 1, -1);
        GL11.glMatrixMode(GL11.GL_MODELVIEW);
    }
}

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From source file:com.telinc1.rpjg.Game.java

License:Apache License

public void start() {
    // Start logging.
    Configurator.defaultConfig().writer(new ConsoleWriter())
            .formatPattern("[{date:yyyy-MM-dd HH:mm:ss}] [{level}] [{class_name}] {message}").activate();
    Logger.info("Creating and initializing game.");

    // Create the display.
    try {/*ww w. j  a  v a2 s .  c om*/
        Display.setTitle(GameOptions.GAME_NAME);
        Display.setResizable(false);
        Display.setDisplayMode(new DisplayMode(640, 360));
        Display.setVSyncEnabled(true);
        Display.setFullscreen(false);

        Display.create();
    } catch (LWJGLException e) {
        e.printStackTrace();
        System.exit(ExitCodes.INIT_DISPLAY);
    } finally {
        this.isRunning = true;
        Logger.info("Finished display creation.");
    }

    // Initialize OpenGL.
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    GL11.glShadeModel(GL11.GL_SMOOTH);
    GL11.glDisable(GL11.GL_DEPTH_TEST);
    GL11.glDisable(GL11.GL_LIGHTING);

    GL11.glClearColor(0f, 0f, 0f, 0f);
    GL11.glClearDepth(1);

    GL11.glEnable(GL11.GL_BLEND);
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);

    GL11.glViewport(0, 0, Display.getWidth(), Display.getHeight());
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    GL11.glOrtho(0, Display.getWidth(), Display.getHeight(), 0, 1, -1);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

    // Load all textures.
    TextureLoader.initialize();

    // Initialize the game.
    this.initialize();

    // Load the default map.
    this.loadMap("dungeon");
    ModuleManager.getInstance().openModule(new ModuleMap());

    // Main game loop
    while (this.isRunning() && !Display.isCloseRequested()) {
        // Clear the screen from the previous frame.
        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);

        this.loop();
        this.draw();
        this.collectInput();

        // Sync and update the display.
        Display.update();
        Display.sync(GameOptions.FRAME_RATE);
    }

    // Free up all resources and exit.
    Logger.info("Close requested!");

    TextureLoader.destroy();
    Display.destroy();

    Logger.info("Resources destroyed - exiting.");
    System.exit(ExitCodes.CLOSE_REQUESTED);
}

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From source file:de.codesourcery.flocking.LWJGLRenderer.java

License:Apache License

private void initGL() {
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    GL11.glViewport(0, 0, Display.getWidth(), Display.getHeight());
    GL11.glOrtho(0, Display.getWidth(), 0, Display.getHeight(), 1, -1);
    //        GL11.glMatrixMode(GL11.GL_MODELVIEW);
}

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From source file:de.sanandrew.mods.turretmod.client.event.RenderForcefieldHandler.java

License:Creative Commons License

@SubscribeEvent(priority = EventPriority.HIGH)
public void onRenderWorldLast(RenderWorldLastEvent event) {
    Minecraft mc = Minecraft.getMinecraft();
    Entity renderEntity = mc.getRenderViewEntity();
    if (renderEntity == null) {
        return;/*w w  w. jav a 2 s . c o  m*/
    }

    final float partialTicks = event.getPartialTicks();
    double renderX = renderEntity.lastTickPosX + (renderEntity.posX - renderEntity.lastTickPosX) * partialTicks;
    double renderY = renderEntity.lastTickPosY + (renderEntity.posY - renderEntity.lastTickPosY) * partialTicks;
    double renderZ = renderEntity.lastTickPosZ + (renderEntity.posZ - renderEntity.lastTickPosZ) * partialTicks;

    List<ForcefieldCube> cubes = new ArrayList<>();

    int worldTicks = (int) (mc.world.getTotalWorldTime() % Integer.MAX_VALUE);

    Iterator<Map.Entry<Integer, Queue<IForcefieldProvider>>> it = this.fieldProviders.entrySet().iterator();
    while (it.hasNext()) {
        Map.Entry<Integer, Queue<IForcefieldProvider>> entry = it.next();
        Entity entity = mc.world.getEntityByID(entry.getKey());

        if (entity == null || entry.getValue().size() < 1) {
            it.remove();
            continue;
        }

        Iterator<IForcefieldProvider> itFF = entry.getValue().iterator();
        while (itFF.hasNext()) {
            IForcefieldProvider ffProvider = itFF.next();

            ColorObj color = new ColorObj(ffProvider.getShieldColor());

            double entityX = entity.lastTickPosX + (entity.posX - entity.lastTickPosX) * partialTicks;
            double entityY = entity.lastTickPosY + (entity.posY - entity.lastTickPosY) * partialTicks;
            double entityZ = entity.lastTickPosZ + (entity.posZ - entity.lastTickPosZ) * partialTicks;

            ForcefieldCube cube = new ForcefieldCube(
                    new Vec3d(entityX - renderX, entityY - renderY, entityZ - renderZ),
                    ffProvider.getShieldBoundingBox(), color);
            cube.fullRendered = ffProvider.renderFull();

            if (entity.isDead || !entity.isEntityAlive() || !ffProvider.isShieldActive()
                    || !mc.world.loadedEntityList.contains(entity)) {
                if (ffProvider.hasSmoothFadeOut()) {
                    this.fadeOutFields.add(cube);
                }
                itFF.remove();
            } else {
                if (TmrConfiguration.calcForcefieldIntf) {
                    for (ForcefieldCube intfCube : cubes) {
                        cube.interfere(intfCube, false);
                        intfCube.interfere(cube, true);
                    }
                }

                cubes.add(cube);
            }
        }
    }

    Iterator<ForcefieldCube> fadeOutIt = this.fadeOutFields.iterator();
    while (fadeOutIt.hasNext()) {
        ForcefieldCube shield = fadeOutIt.next();
        if (shield.boxColor.alpha() <= 0) {
            fadeOutIt.remove();
        } else {
            cubes.add(shield);

            shield.boxColor.setAlpha(shield.boxColor.alpha() - 3);
        }
    }

    Tessellator tess = Tessellator.getInstance();
    for (int pass = 1; pass <= 5; pass++) {
        float transformTexAmount = worldTicks % 400 + event.getPartialTicks();
        float texTranslateX = 0.0F;
        float texTranslateY = 0.0F;

        switch (pass) {
        case 1:
            texTranslateX = transformTexAmount * -0.01F;
            texTranslateY = transformTexAmount * 0.01F;
            mc.renderEngine.bindTexture(Resources.TURRET_FORCEFIELD_P1.getResource());
            break;
        case 2:
            texTranslateX = transformTexAmount * 0.005F;
            texTranslateY = transformTexAmount * 0.005F;
            mc.renderEngine.bindTexture(Resources.TURRET_FORCEFIELD_P2.getResource());
            break;
        case 3:
            texTranslateX = transformTexAmount * -0.005F;
            texTranslateY = transformTexAmount * 0.005F;
            mc.renderEngine.bindTexture(Resources.TURRET_FORCEFIELD_P1.getResource());
            break;
        case 4:
            texTranslateX = transformTexAmount * 0.0025F;
            texTranslateY = transformTexAmount * 0.0025F;
            mc.renderEngine.bindTexture(Resources.TURRET_FORCEFIELD_P2.getResource());
            break;
        case 5:
            texTranslateX = transformTexAmount * 0.00F;
            texTranslateY = transformTexAmount * 0.00F;
            mc.renderEngine.bindTexture(Resources.TURRET_FORCEFIELD_P3.getResource());
            break;
        }

        GlStateManager.matrixMode(GL11.GL_TEXTURE);
        GlStateManager.loadIdentity();
        GlStateManager.translate(texTranslateX, texTranslateY, 0.0F);
        GlStateManager.matrixMode(GL11.GL_MODELVIEW);

        GlStateManager.enableBlend();
        GlStateManager.blendFunc(GlStateManager.SourceFactor.CONSTANT_ALPHA,
                GlStateManager.DestFactor.ONE_MINUS_CONSTANT_ALPHA);

        for (ForcefieldCube cube : cubes) {
            tess.getBuffer().begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX_COLOR);

            cube.draw(tess);

            GL14.glBlendColor(1.0f, 1.0f, 1.0f, cube.boxColor.fAlpha() * 0.5F);
            GlStateManager.depthMask(false);
            GlStateManager.disableCull();
            tess.draw();
            GlStateManager.enableCull();
            GlStateManager.depthMask(true);
            GL14.glBlendColor(1.0F, 1.0F, 1.0F, 1.0F);
        }

        GlStateManager.blendFunc(GlStateManager.SourceFactor.SRC_ALPHA,
                GlStateManager.DestFactor.ONE_MINUS_SRC_ALPHA);
        GlStateManager.disableBlend();

        GlStateManager.matrixMode(GL11.GL_TEXTURE);
        GL11.glLoadIdentity();
        GlStateManager.matrixMode(GL11.GL_MODELVIEW);
    }
}

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From source file:displayexample.DisplayExample.java

public void start() {
    x = 15;/*from  w  ww .ja v a 2s  .c o  m*/
    y = 15;
    try {
        Display.setTitle("Exemple de fentre !");
        Display.setDisplayMode(new DisplayMode(800, 600));
        Display.create();

    } catch (LWJGLException e) {
        e.printStackTrace();
        System.exit(0);
    }
    box = new Box2D(30.0f, 50.0f, 25.0f);
    box.setUp();
    // init OpenGL here
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    GL11.glOrtho(0, 800, 0, 600, 1, -1);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

    while (!Display.isCloseRequested() && !Keyboard.isKeyDown(Keyboard.KEY_ESCAPE)) {

        // render OpenGL here

        box.draw();
        pollInput();

        Display.update();
        Display.sync(60);
    }

    Display.destroy();
    System.exit(0);
}

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From source file:dripdisplay.DripDisplayLWJGL.java

protected void initGLLWJGL() {

    if (!LEVEL_EDITOR) {
        GL11.glViewport(0, 0, 800, 600);
    } else {/*from  ww  w  .j  a v  a 2s .  c  o  m*/
        GL11.glViewport(0, 0, 1000, 800);
    }
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();

    if (!LEVEL_EDITOR) {
        GL11.glOrtho(0, 800, 600, 0, 1, -1);
    } else {
        GL11.glOrtho(0, 1000, 800, 0, 1, -1);
    }
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadIdentity();
    initTextures();
    GL11.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
    createModel();
}

---

From source file:edu.csun.ecs.cs.multitouchj.ui.control.FramedControl.java

License:Apache License

public void render() {
    // render with no texture
    Texture texture = getTexture();//from  w w  w  .j a  v a 2  s . com
    setTexture((Texture) null);

    GL11.glPushMatrix();
    GL11.glLoadIdentity();
    super.render();
    GL11.glPopMatrix();

    setTexture(texture);

    // rendering texture
    if ((!isVisible()) || (texture == null)) {
        return;
    }

    Size controlSize = getSize();
    Size imageSize = texture.getImage().getSize();
    float margin = getMargin();
    if ((margin >= controlSize.getWidth()) || (margin >= controlSize.getHeight())) {
        margin = 0.0f;
    }

    Color color = getColor();
    GL11.glEnable(GL11.GL_BLEND);
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    GL11.glColor4f(((float) color.getRed() / 255.0f), ((float) color.getGreen() / 255.0f),
            ((float) color.getBlue() / 255.0f), getOpacity());

    Point position = getOpenGlPosition();
    float halfWidth = (controlSize.getWidth() / 2.0f);
    float halfHeight = (controlSize.getHeight() / 2.0f);
    GL11.glTranslatef(position.getX(), position.getY(), 0.0f);

    float rotation = OpenGlUtility.getOpenGlRotation(getRotation());
    GL11.glRotatef(rotation, 0.0f, 0.0f, 1.0f);

    // render texture
    GL11.glEnable(EXTTextureRectangle.GL_TEXTURE_RECTANGLE_EXT);
    GL11.glBindTexture(EXTTextureRectangle.GL_TEXTURE_RECTANGLE_EXT, texture.getId().intValue());

    GL11.glBegin(GL11.GL_QUADS);
    GL11.glTexCoord2f(0.0f, 0.0f);
    GL11.glVertex3f(((-1 * halfWidth) + margin), ((-1 * halfHeight) + margin), 0.0f);

    GL11.glTexCoord2f(imageSize.getWidth(), 0.0f);
    GL11.glVertex3f((halfWidth - margin), ((-1 * halfHeight) + margin), 0.0f);

    GL11.glTexCoord2f(imageSize.getWidth(), imageSize.getHeight());
    GL11.glVertex3f((halfWidth - margin), (halfHeight - margin), 0.0f);

    GL11.glTexCoord2f(0.0f, imageSize.getHeight());
    GL11.glVertex3f(((-1 * halfWidth) + margin), (halfHeight - margin), 0.0f);
    GL11.glEnd();
}

---

From source file:edu.csun.ecs.cs.multitouchj.ui.graphic.WindowManager.java

License:Apache License

protected void renderControl(Control control) {
    GL11.glPushAttrib(GL11.GL_ALL_ATTRIB_BITS);
    GL11.glPushMatrix();/*from  ww  w .ja  va 2s  .c o  m*/
    GL11.glLoadIdentity();

    control.render();

    GL11.glPopMatrix();
    GL11.glPopAttrib();
}

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From source file:edu.csun.ecs.cs.multitouchj.ui.graphic.WindowManager.java

License:Apache License

protected void initializeOpenGl() {
    DisplayMode displayMode = displayManager.getCurrentDisplayMode();

    GL11.glEnable(GL11.GL_DEPTH_TEST);/*from   w w w .j  av  a  2s . com*/
    GL11.glClearDepth(1.0f);
    GL11.glDepthFunc(GL11.GL_LEQUAL);

    GL11.glViewport(0, 0, displayMode.getWidth(), displayMode.getHeight());
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();

    //GLU.gluPerspective(45.0f, (float)SCREEN_WIDTH/(float)SCREEN_HEIGHT, 4.0f, 4000.0f);
    GLU.gluPerspective(45.0f, (float) displayMode.getWidth() / (float) displayMode.getHeight(), 1.0f, 100.0f);

    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadIdentity();

    GL11.glShadeModel(GL11.GL_SMOOTH);
    GL11.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
    //GL11.glClearDepth(1.0f);

    //GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
    //GL11.glHint(GL11.GL_POLYGON_SMOOTH_HINT, GL11.GL_NICEST);

    GL11.glEnable(GL11.GL_CULL_FACE);
    GL11.glCullFace(GL11.GL_BACK);
}

---

From source file:edu.csun.ecs.cs.multitouchj.ui.graphic.WindowManager.java

License:Apache License

protected void clearOpenGl() {
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
    GL11.glLoadIdentity();
}

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