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:net.adam_keenan.voxel.hud.HUD.java

License:Creative Commons License

public static void drawCrosshairs() {

    float screenx = (float) Display.getWidth() / 2, screeny = (float) Display.getHeight() / 2;
    float x1, y1, x2, y2, width1 = 4, height1 = 20, width2 = height1, height2 = width1;
    x1 = screenx - width1 / 2;//from w  w  w.  j  av  a 2  s .c  o  m
    y1 = screeny - height1 / 2;
    x2 = screenx - width2 / 2;
    y2 = screeny - height2 / 2;

    FloatBuffer perspectiveProjectionMatrix;
    FloatBuffer orthographicProjectionMatrix;
    perspectiveProjectionMatrix = BufferUtils.createFloatBuffer(16);
    orthographicProjectionMatrix = BufferUtils.createFloatBuffer(16);
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glGetFloat(GL11.GL_PROJECTION_MATRIX, perspectiveProjectionMatrix);
    GL11.glLoadIdentity();
    GL11.glOrtho(0, Display.getWidth(), Display.getHeight(), 0, 1, -1);
    GL11.glGetFloat(GL11.GL_PROJECTION_MATRIX, orthographicProjectionMatrix);
    //      GL11.glLoadMatrix(perspectiveProjectionMatrix);

    GL11.glMatrixMode(GL11.GL_PROJECTION); // For text drawing
    GL11.glLoadMatrix(orthographicProjectionMatrix);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glPushMatrix();
    GL11.glPushAttrib(GL11.GL_ALL_ATTRIB_BITS);
    GL11.glLoadIdentity(); // Clears matrix

    GL11.glColor4f(0, 0, 0, .5f);
    GL11.glRectf(x1, y1, x1 + width1, y1 + height1);
    GL11.glRectf(x2, y2, x2 + (width2 - width1) / 2, y2 + height2);
    GL11.glRectf(x2 + (width2 + width1) / 2, y2, x2 + width2, y2 + height2);

    GL11.glPopMatrix();
    GL11.glPopAttrib();
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadMatrix(perspectiveProjectionMatrix);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

}

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From source file:net.ae97.notlet.client.GameInstance.java

License:Open Source License

public static void createTextures() throws LWJGLException {
    Display.setDisplayMode(new DisplayMode(width, height));
    Display.create();/* w  ww . j a  va2  s. c  o m*/
    Display.setVSyncEnabled(true);

    GL11.glEnable(GL11.GL_TEXTURE_2D);

    GL11.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);

    // enable alpha blending
    GL11.glEnable(GL11.GL_BLEND);
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);

    GL11.glViewport(0, 0, width, height);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    GL11.glOrtho(0, width, height, 0, 1, -1);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

    Font awtFont = new Font("Times New Roman", Font.BOLD, 18);
    font = new TrueTypeFont(awtFont, true);

    try {
        textureMapping.put("SMALLLET",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("SMALLLET.png")));
        textureMapping.put("healthbar",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("healthbar.png")));
        textureMapping.put("score",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("score.png")));
        textureMapping.put("arrow",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("arrow.png")));
        textureMapping.put("dirt",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("dirt.png")));
        textureMapping.put("rangerD",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("rangerD.png")));
        textureMapping.put("rangerL",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("rangerL.png")));
        textureMapping.put("rangerR",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("rangerR.png")));
        textureMapping.put("rangerU",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("rangerU.png")));
        textureMapping.put("skele",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("skele.png")));
        textureMapping.put("slime",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("slime.png")));
        textureMapping.put("hp", TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("hp.png")));
        textureMapping.put("pb", TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("pb.png")));
        textureMapping.put("wall",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("wall.png")));
        textureMapping.put("exit",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("exit.png")));
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    }
}

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From source file:net.kubin.world.characters.CharacterBody.java

License:Apache License

public void transformToRightHand() {
    /* Transform the matix */
    GL11.glLoadIdentity();

    GL11.glTranslatef(0.2f - _progressRightHand / 10.0f, -0.05f,
            -0.2f - _progressRightHand / 20.0f * +(_progressRightHand * _blockDistance * 1.2f));
    GL11.glRotatef(-65, 0, 1, 0);// w  w  w .  j av  a2 s .  c  o  m
    GL11.glRotated(_progressRightHand * 50 - 10.0d, 0, 0, 1);
    GL11.glRotated(_progressRightHand * 20, 1, 1, 0);
    GL11.glRotatef(90, 0, 0, 1);
    GL11.glRotatef(20, 0, 1, 0);
}

---

From source file:net.malisis.doors.door.renderer.ForcefieldRenderer.java

License:Open Source License

@Override
public void render() {
    tileEntity = MultiBlock.getOriginProvider(ForcefieldTileEntity.class, world, x, y, z);
    if (tileEntity == null || tileEntity.isOpened() || !MultiBlock.isOrigin(world, x, y, z))
        return;/*from   ww  w  .  j  a  v a 2  s. c  o  m*/

    enableBlending();

    tileEntity = (ForcefieldTileEntity) super.tileEntity;
    direction = ForgeDirection.getOrientation(tileEntity.getDirection());

    model.resetState();

    //ar.setStartTime(tileEntity.getStartNanoTime());
    if (tileEntity.getMovement() == null)
        return;

    AxisAlignedBB aabb = tileEntity.getMovement().getBoundingBox(tileEntity, false, BoundingBoxType.COLLISION);
    if (aabb == null)
        return;

    aabb.offset(-x, -y, -z);
    rp.renderBounds.set(aabb);
    direction = ForgeDirection.NORTH;
    if ((int) aabb.minY == (int) aabb.maxY) {
        direction = ForgeDirection.UP;
        model.rotate(90, 1, 0, 0, 0, 0, 0);
    } else if ((int) aabb.minX == (int) aabb.maxX) {
        direction = ForgeDirection.EAST;
        model.rotate(90, 0, 1, 0, 0, 0, 0);
    }

    setTextureMatrix();
    GL11.glBlendFunc(GL11.GL_ONE, GL11.GL_ONE);
    GL11.glDisable(GL11.GL_CULL_FACE);

    model.render(this, rp);
    next();

    GL11.glEnable(GL11.GL_CULL_FACE);
    GL11.glMatrixMode(GL11.GL_TEXTURE);
    GL11.glLoadIdentity();
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glDisable(GL11.GL_BLEND);
}

---

From source file:net.malisis.doors.door.renderer.ForcefieldRenderer.java

License:Open Source License

private void setTextureMatrix() {
    long elapsed = ar.getElapsedTime() / 50;
    int n = (int) (elapsed % 50);

    bindTexture(rl[n]);//from  w ww. java2 s .c o  m
    GL11.glMatrixMode(GL11.GL_TEXTURE);
    GL11.glLoadIdentity();

    AxisAlignedBB aabb = tileEntity.getMultiBlock().getBounds();
    double scaleX = 1, scaleY = 1;
    if (direction == ForgeDirection.UP) {
        scaleX = aabb.maxX - aabb.minX;
        scaleY = aabb.maxZ - aabb.minZ;

        if (aabb.maxZ - aabb.minZ > aabb.maxX - aabb.minX)
            GL11.glRotatef(90, 0, 0, 1);
    } else {
        scaleY = aabb.maxY - aabb.minY;
        if (direction == ForgeDirection.EAST)
            scaleX = aabb.maxZ - aabb.minZ;
        else if (direction == ForgeDirection.NORTH)
            scaleX = aabb.maxX - aabb.minX;
    }

    //GL11.glTranslatef(fx, fy, 0);
    GL11.glScaled(scaleX / 3, scaleY / 3, 1);

    GL11.glMatrixMode(GL11.GL_MODELVIEW);
}

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From source file:net.minecraft.client.gui.GuiAchievement.java

private void updateAchievementWindowScale() {
    GL11.glViewport(0, 0, this.theGame.displayWidth, this.theGame.displayHeight);
    GL11.glMatrixMode(5889 /*GL_PROJECTION*/);
    GL11.glLoadIdentity();
    GL11.glMatrixMode(5888 /*GL_MODELVIEW0_ARB*/);
    GL11.glLoadIdentity();/*from  w w w  . j  a v a  2s.  c o m*/
    this.achievementWindowWidth = this.theGame.displayWidth;
    this.achievementWindowHeight = this.theGame.displayHeight;
    ScaledResolution var1 = new ScaledResolution(this.theGame.gameSettings, this.theGame.displayWidth,
            this.theGame.displayHeight);
    this.achievementWindowWidth = var1.getScaledWidth();
    this.achievementWindowHeight = var1.getScaledHeight();
    GL11.glClear(256);
    GL11.glMatrixMode(5889 /*GL_PROJECTION*/);
    GL11.glLoadIdentity();
    GL11.glOrtho(0.0D, (double) this.achievementWindowWidth, (double) this.achievementWindowHeight, 0.0D,
            1000.0D, 3000.0D);
    GL11.glMatrixMode(5888 /*GL_MODELVIEW0_ARB*/);
    GL11.glLoadIdentity();
    GL11.glTranslatef(0.0F, 0.0F, -2000.0F);
}

---

From source file:net.phatcode.rel.multimedia.Renderer.java

License:Open Source License

Renderer(int screenWidth, int screenHeight) {
    try {//from  ww w .j a  v  a  2 s. c  o  m
        Display.setDisplayMode(new DisplayMode(screenWidth, screenHeight));
        Display.create();
        Display.setTitle("AnyaBasic 0.4.0 beta");
    } catch (LWJGLException e) {
        e.printStackTrace();
    }

    this.screenWidth = screenWidth;
    this.screenHeight = screenHeight;

    GL11.glViewport(0, 0, screenWidth, screenHeight);

    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();

    GL11.glOrtho(0, screenWidth, screenHeight, 0, 1, -1);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

    GL11.glLoadIdentity();

    GL11.glShadeModel(GL11.GL_SMOOTH); //set shading to smooth(try GL_FLAT)
    GL11.glClearColor(0.0f, 0.0f, 0.0f, 1.0f); //set Clear color to BLACK
    GL11.glClearDepth(1.0f); //Set Depth buffer to 1(z-Buffer)
    GL11.glDisable(GL11.GL_DEPTH_TEST); //Disable Depth Testing so that our z-buffer works

    GL11.glDepthFunc(GL11.GL_LEQUAL);

    GL11.glEnable(GL11.GL_COLOR_MATERIAL);

    GL11.glEnable(GL11.GL_TEXTURE_2D);

    GL11.glEnable(GL11.GL_ALPHA_TEST);
    GL11.glAlphaFunc(GL11.GL_GREATER, 0);

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

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

    GL11.glDisable(GL11.GL_CULL_FACE);

    GL11.glPolygonMode(GL11.GL_FRONT, GL11.GL_FILL);

    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadIdentity();
    GL11.glTranslatef(0.375f, 0.375f, 0); // magic trick

}

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From source file:net.smert.frameworkgl.opengl.OpenGL1.java

License:Apache License

public OpenGL1 setModelViewIdentity() {
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadIdentity();
    return this;
}

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From source file:net.smert.frameworkgl.opengl.OpenGL1.java

License:Apache License

public OpenGL1 setProjectionFrustum(double left, double right, double bottom, double top, double zNear,
        double zFar) {
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity(); // glFrustum sadly doesn't set all rows and columns
    GL11.glFrustum(left, right, bottom, top, zNear, zFar);
    GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
    return this;
}

---

From source file:net.smert.frameworkgl.opengl.OpenGL1.java

License:Apache License

public OpenGL1 setProjectionOrtho(double left, double right, double bottom, double top, double zNear,
        double zFar) {
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity(); // glOrtho sadly doesn't set all rows and columns
    GL11.glOrtho(left, right, bottom, top, zNear, zFar);
    GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
    return this;
}

---

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