Example usage for org.lwjgl.opengl GL11 glViewport

Introduction

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

Prototype

public static void glViewport(@NativeType("GLint") int x, @NativeType("GLint") int y,
        @NativeType("GLsizei") int w, @NativeType("GLsizei") int h) 

Source Link

Document

Specifies the viewport transformation parameters for all viewports.

Usage

From source file:com.enderville.mod.client.gui.mainmenu.MenuBaseEnderVille.java

License:LGPL

/**
 * Renders the skybox in the main menu//from w w w  .  ja  v a 2s .com
 */
private void renderSkybox(int par1, int par2, float par3) {
    GL11.glViewport(0, 0, 256, 256);
    this.drawPanorama(par1, par2, par3);
    GL11.glDisable(GL11.GL_TEXTURE_2D);
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    this.rotateAndBlurSkybox(par3);
    this.rotateAndBlurSkybox(par3);
    this.rotateAndBlurSkybox(par3);
    this.rotateAndBlurSkybox(par3);
    this.rotateAndBlurSkybox(par3);
    this.rotateAndBlurSkybox(par3);
    this.rotateAndBlurSkybox(par3);
    this.rotateAndBlurSkybox(par3);
    GL11.glViewport(0, 0, this.mc.displayWidth, this.mc.displayHeight);
    Tessellator tessellator = Tessellator.instance;
    tessellator.startDrawingQuads();
    float f1 = this.width > this.height ? 120.0F / (float) this.width : 120.0F / (float) this.height;
    float f2 = (float) this.height * f1 / 256.0F;
    float f3 = (float) this.width * f1 / 256.0F;
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
    //        tessellator.setColorRGBA_F(1.0F, 1.0F, 1.0F, 1.0F);
    int k = this.width;
    int l = this.height;
    tessellator.addVertexWithUV(0.0D, (double) l, (double) this.zLevel, (double) (0.5F - f2),
            (double) (0.5F + f3));
    tessellator.addVertexWithUV((double) k, (double) l, (double) this.zLevel, (double) (0.5F - f2),
            (double) (0.5F - f3));
    tessellator.addVertexWithUV((double) k, 0.0D, (double) this.zLevel, (double) (0.5F + f2),
            (double) (0.5F - f3));
    tessellator.addVertexWithUV(0.0D, 0.0D, (double) this.zLevel, (double) (0.5F + f2), (double) (0.5F + f3));
    tessellator.draw();
}

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From source file:com.flowpowered.caustic.lwjgl.gl20.GL20Context.java

License:MIT License

@Override
public void setViewPort(Rectangle viewPort) {
    checkCreated();/*from ww w .  ja  va  2s.c  om*/
    GL11.glViewport(viewPort.getX(), viewPort.getY(), viewPort.getWidth(), viewPort.getHeight());
    // Check for errors
    LWJGLUtil.checkForGLError();
}

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From source file:com.gameminers.ethereal.architect.ModelCanvas.java

License:Open Source License

@Override
protected void paintGL() {
    try {/*w w  w.  j a  v a  2 s  .  co m*/
        if (getWidth() != current_width || getHeight() != current_height) {
            current_width = getWidth();
            current_height = getHeight();
            GL11.glViewport(0, 0, current_width, current_height);
        }
        GL11.glClearColor(0.0f, 0.6f, 0.5f, 1.0f);
        GL11.glClearDepth(1.0);
        GL11.glColor3f(1, 1, 1);
        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
        GL11.glMatrixMode(GL11.GL_PROJECTION);
        GL11.glEnable(GL11.GL_DEPTH_TEST);
        GL11.glDepthFunc(GL11.GL_LEQUAL);
        GL11.glLoadIdentity();
        GLU.gluPerspective(45.0f, (float) getWidth() / (float) getHeight(), 0.1f, 1000.0f);
        GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
        GL11.glMatrixMode(GL11.GL_MODELVIEW);
        GL11.glPushMatrix();
        GL11.glTranslatef(0, 0, zoom);
        GL11.glRotatef(angle, 0f, 1f, 0f);
        GL11.glRotatef(tilt, 1f, 0f, 0f);
        GL11.glTranslatef(-16, -16, -16);
        if (lit) {
            GL11.glEnable(GL11.GL_LIGHTING);
            GL11.glEnable(GL11.GL_LIGHT0);
            GL11.glLight(GL11.GL_LIGHT0, GL11.GL_POSITION, lightPosition);
            GL11.glLight(GL11.GL_LIGHT0, GL11.GL_AMBIENT, lightAmbient);
        } else {
            GL11.glDisable(GL11.GL_LIGHTING);
        }
        if (textured) {
            GL11.glEnable(GL11.GL_TEXTURE_2D);
        } else {
            GL11.glDisable(GL11.GL_TEXTURE_2D);
        }
        if (model != null) {
            if (model.isAmbientOcclusionEnabled()) {
                GL11.glShadeModel(GL11.GL_SMOOTH);
            } else {
                GL11.glShadeModel(GL11.GL_FLAT);
            }
            for (ModelElement ele : model.getElements()) {
                GL11.glPushMatrix();
                if (ele.isShade()) {
                    GL11.glEnable(GL11.GL_LIGHTING);
                } else {
                    GL11.glDisable(GL11.GL_LIGHTING);
                }
                float fromX = ele.getFrom()[0];
                float fromY = ele.getFrom()[1];
                float fromZ = ele.getFrom()[2];
                float toX = ele.getTo()[0];
                float toY = ele.getTo()[1];
                float toZ = ele.getTo()[2];

                float fX = (fromX > toX ? fromX : toX);
                float fY = (fromY > toY ? fromY : toY);
                float fZ = (fromZ > toZ ? fromZ : toZ);
                float tX = (fromX > toX ? toX : fromX);
                float tY = (fromY > toY ? toY : fromY);
                float tZ = (fromZ > toZ ? toZ : fromZ);

                GL11.glTranslatef(fX, fY, fZ);
                float scaleX = tX - fX;
                float scaleY = tY - fY;
                float scaleZ = tZ - fZ;
                GL11.glBegin(GL11.GL_QUADS);
                GL11.glNormal3f(0, 0, -1f);
                for (int i = 0; i < vertices.length / 3; i++) {
                    int faceIdx = i / 4;
                    ModelFace face;
                    switch (faceIdx) {
                    case 0:
                        face = ele.getFaces().getNorth();
                        break;
                    case 1:
                        face = ele.getFaces().getSouth();
                        break;
                    case 2:
                        face = ele.getFaces().getUp();
                        break;
                    case 3:
                        face = ele.getFaces().getDown();
                        break;
                    case 4:
                        face = ele.getFaces().getWest();
                        break;
                    case 5:
                        face = ele.getFaces().getEast();
                        break;
                    default:
                        face = null;
                        break;
                    }
                    int idx = i * 3;
                    float vX = vertices[idx] * scaleX;
                    float vY = vertices[idx + 1] * scaleY;
                    float vZ = vertices[idx + 2] * scaleZ;
                    /*float u;
                    float v;
                    GL11.glTexCoord2f(u, v);*/
                    GL11.glVertex3f(vX, vY, vZ);
                }
                GL11.glEnd();
                GL11.glPopMatrix();
            }
        }
        GL11.glPopMatrix();
        swapBuffers();
        repaint();
    } catch (LWJGLException e) {
        throw new RuntimeException(e);
    }
}

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From source file:com.gameminers.mav.render.Rendering.java

License:Open Source License

public static void beforeFrame(int width, int height) {
    GL11.glViewport(0, 0, width, height);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();//from   www  .java2s .  com
    GL11.glOrtho(0, width, height, 0, 100, -100);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
}

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From source file:com.github.kajdreef.mazerunnermvn.Launcher.java

/**
 * Initialize the display.//ww w . j ava2 s  .  c om
 */
public void initDisplayLWJGL() {
    PixelFormat pixelFormat = new PixelFormat();
    ContextAttribs contextAtrributes = new ContextAttribs(3, 2).withForwardCompatible(true)
            .withProfileCore(true);

    try {
        Display.setDisplayMode(new DisplayMode(WIDTH, HEIGHT));
        Display.setTitle("MazeRunner");
        Display.create(pixelFormat, contextAtrributes);
    } catch (LWJGLException e) {
        e.printStackTrace();
        System.exit(-1);
    }

    GL11.glClearColor(0.4f, 0.6f, 0.9f, 0f);
    GL11.glViewport(0, 0, WIDTH, HEIGHT);

    // Enable depth test so the objects are rendered in the right way.
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glDepthFunc(GL11.GL_LEQUAL);
    GL11.glDepthMask(true);

    GL11.glEnable(GL11.GL_CULL_FACE);
}

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From source file:com.google.gapid.glviewer.gl.Renderer.java

License:Apache License

/**
 * Updates the size of the back-buffer.//from   w w w  .ja  v  a  2 s .c  o  m
 * @param width of the back-buffer in real pixels.
 * @param height of the back-buffer in real pixels.
 */
public void setSize(int width, int height) {
    physicalWidth = width;
    physicalHeight = height;
    dipWidth = DPIUtil.autoScaleDown(width);
    dipHeight = DPIUtil.autoScaleDown(height);
    GL11.glViewport(0, 0, physicalWidth, physicalHeight);
}

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From source file:com.google.gapid.glviewer.Viewer.java

License:Apache License

@Override
public void reshape(int x, int y, int width, int height) {
    GL11.glViewport(x, y, width, height);
    camera.updateViewport(width, height);
}

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From source file:com.grafxteam.sr.main.MainDisplayClass.java

License:Open Source License

public static void createDisplay() {

    ContextAttribs attribs = new ContextAttribs(4, 5);
    attribs.withForwardCompatible(true);
    attribs.withProfileCore(true);//from   w  w w .j  ava  2s  .c  o  m

    try {
        Display.setDisplayMode(new DisplayMode(DisplayParams.WIDTH, DisplayParams.HEIGHT));
        Display.create(new PixelFormat(), attribs);
    } catch (LWJGLException e) {
        e.printStackTrace();
    }
    Display.setTitle(DisplayParams.TITLE + DisplayParams.VER);

    GL11.glViewport(0, 0, DisplayParams.WIDTH, DisplayParams.HEIGHT);

}

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From source file:com.grillecube.client.renderer.MainRenderer.java

/**
 * main rendering function (screen is already cleared, and frame buffer will be
 * swapped after this render/*from  w w  w.j av  a 2  s. c  om*/
 */
public void render() {

    // if renderer is not enabled, return
    if (!this.toggle) {
        return;
    }

    // TODO move this somewhere else, if openal is thread safe
    // if (this.getCamera() != null) {
    // this.getCamera().update();
    // this.engine.getResourceManager().getSoundManager().update(this.getCamera());
    // }

    this.getResourceManager().getEventManager().invokeEvent(this.preRenderEvent);

    // reset these values before next rendering
    this.drawCalls = GLH.glhGetContext().resetDrawCalls();
    this.verticesDrawn = GLH.glhGetContext().resetDrawVertices();

    this.getDefaultVAO().bind();

    // render
    GLH.glhCheckError("pre main renderer render");
    for (Renderer renderer : this.customRenderers) {
        renderer.render();
        GLH.glhCheckError("post " + renderer.getClass().getSimpleName() + ".render()");
    }

    GL11.glViewport(0, 0, this.getGLFWWindow().getWidth(), this.getGLFWWindow().getHeight());
    this.guiRenderer.render();

    GLH.glhCheckError("post gui renderer render");

    this.getResourceManager().getEventManager().invokeEvent(this.postRenderEvent);
}

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From source file:com.grillecube.engine.opengl.GLFWWindow.java

public void resize(int width, int height) {
    GL11.glViewport(0, 0, width, height);
    this._width = width;
    this._height = height;
}

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