Example usage for org.lwjgl.opengl GL11 glBlendFunc

Introduction

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

Prototype

public static void glBlendFunc(@NativeType("GLenum") int sfactor, @NativeType("GLenum") int dfactor) 

Source Link

Document

Specifies the weighting factors used by the blend equation, for both RGB and alpha functions and for all draw buffers.

Usage

From source file:game.states.State_SINGLEPLAYER.java

License:Open Source License

@Override
protected void Init() {
    if (CreateNewGame) {
        CurrentSave = new GameSave();
        Worlds = new TileMap[] { new TileMap(), new TileMap(), new TileMap(), new TileMap(), new TileMap(),
                new TileMap(), new TileMap(), new TileMap(), new TileMap() };
        t = Worlds[0];//from  w  w w .ja  v a  2  s.  c om
        CreateGUI();
        System.out.println("Loading worlds");
        for (int i = 0; i < Worlds.length; i++) {
            Worlds[i].Load(i == Worlds.length - 1, i == 0, i);
            CurrentSave.setIntMapData(TileMapGenerator.Map, i);
        }
    }
    GL11.glEnable(GL11.GL_LIGHTING);
    GL11.glEnable(GL11.GL_LIGHT0);
    GL11.glEnableClientState(GL11.GL_NORMAL_ARRAY);
    GL11.glEnableClientState(GL11.GL_COLOR_ARRAY);
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();

    GLU.gluPerspective(45.0f, (float) Display.getWidth() / (float) Display.getHeight(), 0.1f, 600.0f);
    GLU.gluLookAt(0, 20, 50, 0, -2, -100, 0, -1, 0);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadIdentity();
    if (CreateNewGame) {
        player = t.SpawnPlayer();
        PlayerGridX = player.getX();
        PlayerGridY = player.getY();
        PlayerY = 52 - CameraDisplacement * (PlayerGridY - 1);
        PlayerX = -6 + CameraDisplacement * (PlayerGridX - 1);
        PlayerZ = 0;
        SetGUI();
    }
    CreateNewGame = true;

    GL11.glEnable(GL11.GL_TEXTURE_2D);
    GL11.glEnable(GL11.GL_BLEND);
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
}

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From source file:gamepadhandler.GamepadHandlerLWJGL.java

public void loop() throws InterruptedException {

    // This line is critical for LWJGL's interoperation with GLFW's
    // OpenGL context, or any context that is managed externally.
    // LWJGL detects the context that is current in the current thread,
    // creates the GLCapabilities instance and makes the OpenGL
    // bindings available for use.
    GL.createCapabilities();/*  w w  w . j a va  2  s  . com*/

    // Set the clear color
    glClearColor(0.0f, 0.0f, 0.0f, 1.0f);

    GL11.glMatrixMode(GL_PROJECTION);
    GL11.glLoadIdentity();
    GL11.glOrtho(0, WIDTH, 0, HEIGHT, -1, 1);
    GL11.glMatrixMode(GL_MODELVIEW);

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

    frameLooper.init(window, WIDTH, HEIGHT);

    boolean keepRunning = true;

    long currentTime = System.nanoTime();
    // Run the rendering loop until the user has attempted to close
    // the window or has pressed the ESCAPE key.
    while (!glfwWindowShouldClose(window) && keepRunning) {

        long elapsedNanoTime;

        // Putting on a frame cap (of ~120fps when this comment was made)
        if (FPS_CAPPED) {
            while (System.nanoTime() - currentTime < minFrameWaitNanoTime) {
                Thread.sleep(2);
            }
        }

        elapsedNanoTime = System.nanoTime() - currentTime;
        currentTime = System.nanoTime();

        glClear(GL_COLOR_BUFFER_BIT); // clear the framebuffer

        // Poll for window events. The key callback above will only be
        // invoked during this call.
        glfwPollEvents();

        // Where all the game logic is handled:
        keepRunning = frameLooper.frame();

        glfwSwapBuffers(window); // swap the color buffers

    }

}

---

From source file:glvis.renderers.BeautifulGlitch.java

@Override
public void render() {
    Display.sync(120);//from  w  w w . j a  v  a  2  s. c om
    if (initial) {
        GL11.glClear(16384);
        initial = false;
    }

    int LIGHT_POINTS = 288; // 1152
    //        LIGHT_POINTS = 2;
    //        int LIGHT_POINTS = 1152; // 1152
    float LIGHT_POINT_SEPARATION = 4.42f;

    float LIGHT_Y = 256f;
    float LIGHT_X = 0f;

    short raw = 0;
    float fraw = 0;
    float calc = 0;

    float distx = 0;
    float disty = 0;
    boolean swch = false;
    int hak = 0;

    int mx = MouseInfo.getPointerInfo().getLocation().x + 320;
    int my = MouseInfo.getPointerInfo().getLocation().y + 180;

    short rraw = 0;

    float vdist = 0f;

    boolean chswch = false;

    GL11.glEnable(GL11.GL_BLEND); //Enable blending.
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    if (initial) {
        initial = false;
        GL11.glColor4f(0f, 0f, 0f, 1f);
    } else
        GL11.glColor4f(0f, 0f, 0f, 0.2f);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex2f(0, 0);
    GL11.glVertex2f(1280, 0);
    GL11.glVertex2f(1280, 720);
    GL11.glVertex2f(0, 720);
    GL11.glEnd();
    short[] samp = provider.getCurrentSample();
    int samplen = provider.getCurrentSampleLength();
    GL11.glColor4f(1f, 1f, 1f, 1f);
    //        GL11.glPolygonMode( GL11.GL_FRONT_AND_BACK, GL11.GL_LINE );
    float a1 = 0f, a2 = 0f, a3 = 0f, a4 = 0f, a5 = 0f, a6 = 0f, a7 = 0f, a8 = 0f, a9 = 0f;
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //GL11.glColor4f(((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,1f);
        //            this.skip = false;
        itra++;
        itra %= samplen;
        raw = samp[itra];
        rraw = samp[samplen - (itra + 1)];

        mx = 1220 + raw / 764;
        my = 690 + rraw / 764;

        //            itra ++;
        //            itra %= Player.samplen;
        //            raw = Player.samp[itra];
        //            rraw = Player.samp[Player.samplen-(itra+1)];
        //            itra ++;
        //            itra %= Player.samplen;
        //            raw += Player.samp[itra];
        //            rraw += Player.samp[Player.samplen-(itra+1)];
        //            raw/=2;
        //            rraw/=2;

        //            
        //            phys_x[ie]/=1.5f-rand[itra]/2;
        //            phys_y[ie]/=1.5f-rand[Player.samplen-itra]/2;

        distx = (mx / 2 - 1280 / 2) - loc_x[ie];
        disty = (my / 2 - 720 / 2) - loc_y[ie];

        phys_x[ie] /= distx / 20f;
        phys_y[ie] /= disty / 20f;
        //            if(Math.abs(distx) < 1)distx *= 100;
        //            if(Math.abs(disty) < 1)disty *= 100;
        phys_x[ie] += distx;//+ raw/96f;
        phys_y[ie] += disty;//+ rraw/96f;
        //            phys_x[ie] += distx + raw/128f;
        //            phys_y[ie] += disty + rraw/128f;

        loc_x[ie] += phys_x[ie] / 16f;
        loc_y[ie] += phys_y[ie] / 16f;
        vdist = Math.abs(distx) + Math.abs(disty);
        vdist /= 4f;

        R[ie] /= 1.08;
        G[ie] /= 1.08;
        B[ie] /= 1.08;
        R[ie] += ((Math.abs(loc_y[ie] % 2f) + Math.abs(loc_x[ie] % 2f)) * vdist) / 1024f;
        G[ie] += ((loc_x[ie] % 2f + Math.abs(loc_y[ie] % 2f)) * vdist) / 512f;
        B[ie] += ((Math.abs(loc_x[ie] % 2f) + loc_y[ie] % 2f) * vdist) / 512f;
        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;
        GL11.glBegin(GL11.GL_TRIANGLE_STRIP);

        a1 = (R[ie] + G[ie] + B[ie]) / 3f;
        a2 = (lR[ie] + lG[ie] + lB[ie]) / 3f;
        a3 = (lR2[ie] + lG2[ie] + lB2[ie]) / 3f;
        a4 = (lR3[ie] + lG3[ie] + lB3[ie]) / 3f;
        a5 = (lR4[ie] + lG4[ie] + lB4[ie]) / 3f;
        a6 = (lR5[ie] + lG5[ie] + lB5[ie]) / 3f;
        a7 = (lR6[ie] + lG6[ie] + lB6[ie]) / 3f;

        GL11.glColor4f(lR6[ie], lG6[ie], lB6[ie], a7);
        GL11.glVertex2f(lastx6[ie], lasty6[ie]);
        GL11.glColor4f(lR5[ie], lG5[ie], lB5[ie], a6);
        GL11.glVertex2f(lastx5[ie], lasty5[ie]);
        GL11.glColor4f(lR4[ie], lG4[ie], lB4[ie], a5);
        GL11.glVertex2f(lastx4[ie], lasty4[ie]);
        GL11.glColor4f(lR3[ie], lG3[ie], lB3[ie], a4);
        GL11.glVertex2f(lastx3[ie], lasty3[ie]);
        GL11.glColor4f(lR2[ie], lG2[ie], lB2[ie], a3);
        GL11.glVertex2f(lastx2[ie], lasty2[ie]);
        GL11.glColor4f(lR[ie], lG[ie], lB[ie], a2);
        GL11.glVertex2f(lastx[ie], lasty[ie]);
        GL11.glColor4f(R[ie] * 2, G[ie] * 2, B[ie] * 2, a1);
        GL11.glVertex2f(LIGHT_X, LIGHT_Y);

        lastx9[ie] = lastx8[ie];
        lasty9[ie] = lasty8[ie];
        lastx8[ie] = lastx7[ie];
        lasty8[ie] = lasty7[ie];
        lastx7[ie] = lastx6[ie];
        lasty7[ie] = lasty6[ie];

        lastx6[ie] = lastx5[ie];
        lasty6[ie] = lasty5[ie];
        lastx5[ie] = lastx4[ie];
        lasty5[ie] = lasty4[ie];
        lastx4[ie] = lastx3[ie];
        lasty4[ie] = lasty3[ie];
        lastx3[ie] = lastx2[ie];
        lasty3[ie] = lasty2[ie];
        lastx2[ie] = lastx[ie];
        lasty2[ie] = lasty[ie];
        //            lastx[ie] = LIGHT_X;
        //            lasty[ie] = LIGHT_Y;
        lastx[ie] = LIGHT_X;
        lasty[ie] = LIGHT_Y;

        lR9[ie] = lR8[ie];
        lG9[ie] = lG8[ie];
        lB9[ie] = lB8[ie];
        lR8[ie] = lR7[ie];
        lG8[ie] = lG7[ie];
        lB8[ie] = lB7[ie];
        lR7[ie] = lR6[ie];
        lG7[ie] = lG6[ie];
        lB7[ie] = lB6[ie];

        lR6[ie] = lR5[ie] / 1.2f;
        lG6[ie] = lG5[ie] / 1.2f;
        lB6[ie] = lB5[ie] / 1.2f;
        lR5[ie] = lR4[ie] / 1.2f;
        lG5[ie] = lG4[ie] / 1.2f;
        lB5[ie] = lB4[ie] / 1.2f;
        lR4[ie] = lR3[ie] / 1.2f;
        lG4[ie] = lG3[ie] / 1.2f;
        lB4[ie] = lB3[ie] / 1.2f;
        lR3[ie] = lR2[ie] / 1.2f;
        lG3[ie] = lG2[ie] / 1.2f;
        lB3[ie] = lB2[ie] / 1.2f;
        lR2[ie] = lR[ie] / 1.2f;
        lG2[ie] = lG[ie] / 1.2f;
        lB2[ie] = lB[ie] / 1.2f;
        lR[ie] = R[ie] * 2;
        lG[ie] = G[ie] * 2;
        lB[ie] = B[ie] * 2;
        GL11.glEnd();

    }
    GL11.glDisable(GL11.GL_BLEND); //Enable blending.
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //            LIGHT_X = loc_x[ie]*4+1280/2;
        //            LIGHT_Y = loc_y[ie]*4+720/2;

        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;

        GL11.glColorMask(true, true, true, true);
        GL20.glUseProgram(this.shaderProgram);
        GL20.glUniform2f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "location"), LIGHT_X,
                720.0F - LIGHT_Y);
        GL20.glUniform3f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "colour"), R[ie] / 9,
                G[ie] / 9, B[ie] / 9);
        GL11.glEnable(3042);
        GL11.glBlendFunc(1, 1);
        GL11.glBegin(7);
        GL11.glVertex2f(0.0F, 0.0F);
        GL11.glVertex2f(0.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 0.0F);
        GL11.glEnd();
        GL11.glDisable(3042);
        GL20.glUseProgram(0);
        //            GL11.glColor3f(lR9[ie], lG9[ie], lB9[ie]);
        //            GL11.glVertex2f(lastx9[ie], lasty9[ie]);
        //            GL11.glColor3f(lR8[ie], lG8[ie], lB8[ie]);
        //            GL11.glVertex2f(lastx8[ie], lasty8[ie]);
        //            GL11.glColor3f(lR7[ie], lG7[ie], lB7[ie]);
        //            GL11.glVertex2f(lastx7[ie], lasty7[ie]);

    }
    //

}

---

From source file:glvis.renderers.DemandingLightningTriangleStrip.java

@Override
public void render() {
    if (initial) {
        GL11.glClear(16384);//from www  .ja  va2s .c o  m
        initial = false;
    }

    int LIGHT_POINTS = 288; // 1152
    LIGHT_POINTS = 2;
    //        int LIGHT_POINTS = 1152; // 1152
    float LIGHT_POINT_SEPARATION = 4.42f;

    float LIGHT_Y = 256f;
    float LIGHT_X = 0f;

    short raw = 0;
    float fraw = 0;
    float calc = 0;

    float distx = 0;
    float disty = 0;
    boolean swch = false;
    int hak = 0;

    short rraw = 0;

    float vdist = 0f;

    boolean chswch = false;

    GL11.glEnable(GL11.GL_BLEND); //Enable blending.
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    if (initial) {
        initial = false;
        GL11.glColor4f(0f, 0f, 0f, 1f);
    } else
        GL11.glColor4f(0f, 0f, 0f, 0.01f);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex2f(0, 0);
    GL11.glVertex2f(1280, 0);
    GL11.glVertex2f(1280, 720);
    GL11.glVertex2f(0, 720);
    short[] samp = provider.getCurrentSample();
    int samplen = provider.getCurrentSampleLength();
    GL11.glDisable(GL11.GL_BLEND); //Enable blending.
    GL11.glColor4f(1f, 1f, 1f, 1f);
    //        GL11.glPolygonMode( GL11.GL_FRONT_AND_BACK, GL11.GL_LINE );

    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        GL11.glBegin(GL11.GL_TRIANGLE_STRIP);
        //GL11.glColor4f(((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,1f);

        itra++;
        itra %= samplen;
        raw = samp[itra];
        rraw = samp[samplen - (itra + 1)];

        phys_x[ie] /= 2f;
        phys_y[ie] /= 2f;

        distx = -loc_x[ie];
        disty = -loc_y[ie];
        //            phys_x[ie] += distx + raw/64f;
        //            phys_y[ie] += disty + rraw/64f;
        phys_x[ie] += distx + raw / 64f;
        phys_y[ie] += disty + rraw / 64f;

        loc_x[ie] += phys_x[ie] / 16f;
        loc_y[ie] += phys_y[ie] / 16f;

        LIGHT_X = loc_x[ie] * 4 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 4 + 720 / 2;

        vdist = Math.abs(distx) + Math.abs(disty);
        vdist /= 4f;

        R[ie] /= 1.08;
        G[ie] /= 1.08;
        B[ie] /= 1.08;
        R[ie] += ((Math.abs(loc_y[ie] % 2f) + Math.abs(loc_x[ie] % 2f)) * vdist) / 1024f;
        G[ie] += ((loc_x[ie] % 2f + Math.abs(loc_y[ie] % 2f)) * vdist) / 512f;
        B[ie] += ((Math.abs(loc_x[ie] % 2f) + loc_y[ie] % 2f) * vdist) / 512f;
        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;
        //            GL11.glColor3f(lR9[ie], lG9[ie], lB9[ie]);
        //            GL11.glVertex2f(lastx9[ie], lasty9[ie]);
        //            GL11.glColor3f(lR8[ie], lG8[ie], lB8[ie]);
        //            GL11.glVertex2f(lastx8[ie], lasty8[ie]);
        //            GL11.glColor3f(lR7[ie], lG7[ie], lB7[ie]);
        //            GL11.glVertex2f(lastx7[ie], lasty7[ie]);

        GL11.glColor3f(lR6[ie], lG6[ie], lB6[ie]);
        GL11.glVertex2f(lastx6[ie], lasty6[ie]);
        GL11.glColor3f(lR5[ie], lG5[ie], lB5[ie]);
        GL11.glVertex2f(lastx5[ie], lasty5[ie]);
        GL11.glColor3f(lR4[ie], lG4[ie], lB4[ie]);
        GL11.glVertex2f(lastx4[ie], lasty4[ie]);
        GL11.glColor3f(lR3[ie], lG3[ie], lB3[ie]);
        GL11.glVertex2f(lastx3[ie], lasty3[ie]);
        GL11.glColor3f(lR2[ie], lG2[ie], lB2[ie]);
        GL11.glVertex2f(lastx2[ie], lasty2[ie]);
        GL11.glColor3f(lR[ie], lG[ie], lB[ie]);
        GL11.glVertex2f(lastx[ie], lasty[ie]);
        GL11.glColor3f(R[ie] * 2, G[ie] * 2, B[ie] * 2);
        GL11.glVertex2f(LIGHT_X, LIGHT_Y);

        lastx9[ie] = lastx8[ie];
        lasty9[ie] = lasty8[ie];
        lastx8[ie] = lastx7[ie];
        lasty8[ie] = lasty7[ie];
        lastx7[ie] = lastx6[ie];
        lasty7[ie] = lasty6[ie];

        lastx6[ie] = lastx5[ie];
        lasty6[ie] = lasty5[ie];
        lastx5[ie] = lastx4[ie];
        lasty5[ie] = lasty4[ie];
        lastx4[ie] = lastx3[ie];
        lasty4[ie] = lasty3[ie];
        lastx3[ie] = lastx2[ie];
        lasty3[ie] = lasty2[ie];
        lastx2[ie] = lastx[ie];
        lasty2[ie] = lasty[ie];
        //            lastx[ie] = LIGHT_X;
        //            lasty[ie] = LIGHT_Y;
        lastx[ie] = LIGHT_X;
        lasty[ie] = LIGHT_Y;

        lR9[ie] = lR8[ie];
        lG9[ie] = lG8[ie];
        lB9[ie] = lB8[ie];
        lR8[ie] = lR7[ie];
        lG8[ie] = lG7[ie];
        lB8[ie] = lB7[ie];
        lR7[ie] = lR6[ie];
        lG7[ie] = lG6[ie];
        lB7[ie] = lB6[ie];

        lR6[ie] = lR5[ie] / 1.2f;
        lG6[ie] = lG5[ie] / 1.2f;
        lB6[ie] = lB5[ie] / 1.2f;
        lR5[ie] = lR4[ie] / 1.2f;
        lG5[ie] = lG4[ie] / 1.2f;
        lB5[ie] = lB4[ie] / 1.2f;
        lR4[ie] = lR3[ie] / 1.2f;
        lG4[ie] = lG3[ie] / 1.2f;
        lB4[ie] = lB3[ie] / 1.2f;
        lR3[ie] = lR2[ie] / 1.2f;
        lG3[ie] = lG2[ie] / 1.2f;
        lB3[ie] = lB2[ie] / 1.2f;
        lR2[ie] = lR[ie] / 1.2f;
        lG2[ie] = lG[ie] / 1.2f;
        lB2[ie] = lB[ie] / 1.2f;
        lR[ie] = R[ie] * 2;
        lG[ie] = G[ie] * 2;
        lB[ie] = B[ie] * 2;
        GL11.glEnd();
    }

    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;

        GL11.glColorMask(true, true, true, true);
        GL20.glUseProgram(this.shaderProgram);
        GL20.glUniform2f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "location"), LIGHT_X,
                720.0F - LIGHT_Y);
        GL20.glUniform3f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "colour"), R[ie] / 2,
                G[ie] / 2, B[ie] / 2);
        GL11.glEnable(3042);
        GL11.glBlendFunc(1, 1);
        GL11.glBegin(7);
        GL11.glVertex2f(0.0F, 0.0F);
        GL11.glVertex2f(0.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 0.0F);
        GL11.glEnd();
        GL11.glDisable(3042);
        GL20.glUseProgram(0);

    }
    //
    Display.sync(600);
}

---

From source file:glvis.renderers.HighIntensityAccurate.java

@Override
public void render() {
    Display.sync(120);/*w  w  w . j a  v  a2  s .co  m*/
    if (initial) {
        GL11.glClear(16384);
        initial = false;
    }

    int LIGHT_POINTS = 288; // 1152
    //        LIGHT_POINTS = 2;
    //        int LIGHT_POINTS = 1152; // 1152
    float LIGHT_POINT_SEPARATION = 4.42f;

    float LIGHT_Y = 256f;
    float LIGHT_X = 0f;

    short raw = 0;
    float fraw = 0;
    float calc = 0;

    float distx = 0;
    float disty = 0;
    boolean swch = false;
    int hak = 0;

    short rraw = 0;

    float vdist = 0f;

    boolean chswch = false;

    GL11.glEnable(GL11.GL_BLEND); //Enable blending.
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    if (initial) {
        initial = false;
        GL11.glColor4f(0f, 0f, 0f, 1f);
    } else
        GL11.glColor4f(0f, 0f, 0f, 0.4f);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex2f(0, 0);
    GL11.glVertex2f(1280, 0);
    GL11.glVertex2f(1280, 720);
    GL11.glVertex2f(0, 720);
    GL11.glEnd();
    short[] samp = provider.getCurrentSample();
    int samplen = provider.getCurrentSampleLength();
    GL11.glColor4f(1f, 1f, 1f, 1f);
    //        GL11.glPolygonMode( GL11.GL_FRONT_AND_BACK, GL11.GL_LINE );
    float a1 = 0f, a2 = 0f, a3 = 0f, a4 = 0f, a5 = 0f, a6 = 0f, a7 = 0f, a8 = 0f, a9 = 0f;
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //GL11.glColor4f(((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,1f);
        //            this.skip = false;
        itra++;
        itra %= samplen;
        raw = samp[itra];
        rraw = samp[samplen - (itra + 1)];

        //            itra ++;
        //            itra %= samplen;
        //            raw = samp[itra];
        //            rraw = samp[samplen-(itra+1)];
        //            itra ++;
        //            itra %= samplen;
        //            raw += samp[itra];
        //            rraw += samp[samplen-(itra+1)];
        //            raw/=2;
        //            rraw/=2;

        //            
        phys_x[ie] /= 2f;
        phys_y[ie] /= 2f;

        distx = -loc_x[ie];
        disty = -loc_y[ie];
        phys_x[ie] += distx + raw / 64f;
        phys_y[ie] += disty + rraw / 64f;
        //            phys_x[ie] += distx + raw/128f;
        //            phys_y[ie] += disty + rraw/128f;

        loc_x[ie] += phys_x[ie] / 16f;
        loc_y[ie] += phys_y[ie] / 16f;
        vdist = Math.abs(distx) + Math.abs(disty);
        vdist /= 4f;

        R[ie] /= 1.08;
        G[ie] /= 1.08;
        B[ie] /= 1.08;
        R[ie] += ((Math.abs(loc_y[ie] % 2f) + Math.abs(loc_x[ie] % 2f)) * vdist) / 1024f;
        G[ie] += ((loc_x[ie] % 2f + Math.abs(loc_y[ie] % 2f)) * vdist) / 512f;
        B[ie] += ((Math.abs(loc_x[ie] % 2f) + loc_y[ie] % 2f) * vdist) / 512f;
        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;
        GL11.glBegin(GL11.GL_TRIANGLE_STRIP);

        a1 = (R[ie] + G[ie] + B[ie]) / 3f;
        a2 = (lR[ie] + lG[ie] + lB[ie]) / 3f;
        a3 = (lR2[ie] + lG2[ie] + lB2[ie]) / 3f;
        a4 = (lR3[ie] + lG3[ie] + lB3[ie]) / 3f;
        a5 = (lR4[ie] + lG4[ie] + lB4[ie]) / 3f;
        a6 = (lR5[ie] + lG5[ie] + lB5[ie]) / 3f;
        a7 = (lR6[ie] + lG6[ie] + lB6[ie]) / 3f;

        GL11.glColor4f(lR6[ie], lG6[ie], lB6[ie], a7);
        GL11.glVertex2f(lastx6[ie], lasty6[ie]);
        GL11.glColor4f(lR5[ie], lG5[ie], lB5[ie], a6);
        GL11.glVertex2f(lastx5[ie], lasty5[ie]);
        GL11.glColor4f(lR4[ie], lG4[ie], lB4[ie], a5);
        GL11.glVertex2f(lastx4[ie], lasty4[ie]);
        GL11.glColor4f(lR3[ie], lG3[ie], lB3[ie], a4);
        GL11.glVertex2f(lastx3[ie], lasty3[ie]);
        GL11.glColor4f(lR2[ie], lG2[ie], lB2[ie], a3);
        GL11.glVertex2f(lastx2[ie], lasty2[ie]);
        GL11.glColor4f(lR[ie], lG[ie], lB[ie], a2);
        GL11.glVertex2f(lastx[ie], lasty[ie]);
        GL11.glColor4f(R[ie] * 2, G[ie] * 2, B[ie] * 2, a1);
        GL11.glVertex2f(LIGHT_X, LIGHT_Y);

        lastx9[ie] = lastx8[ie];
        lasty9[ie] = lasty8[ie];
        lastx8[ie] = lastx7[ie];
        lasty8[ie] = lasty7[ie];
        lastx7[ie] = lastx6[ie];
        lasty7[ie] = lasty6[ie];

        lastx6[ie] = lastx5[ie];
        lasty6[ie] = lasty5[ie];
        lastx5[ie] = lastx4[ie];
        lasty5[ie] = lasty4[ie];
        lastx4[ie] = lastx3[ie];
        lasty4[ie] = lasty3[ie];
        lastx3[ie] = lastx2[ie];
        lasty3[ie] = lasty2[ie];
        lastx2[ie] = lastx[ie];
        lasty2[ie] = lasty[ie];
        //            lastx[ie] = LIGHT_X;
        //            lasty[ie] = LIGHT_Y;
        lastx[ie] = LIGHT_X;
        lasty[ie] = LIGHT_Y;

        lR9[ie] = lR8[ie];
        lG9[ie] = lG8[ie];
        lB9[ie] = lB8[ie];
        lR8[ie] = lR7[ie];
        lG8[ie] = lG7[ie];
        lB8[ie] = lB7[ie];
        lR7[ie] = lR6[ie];
        lG7[ie] = lG6[ie];
        lB7[ie] = lB6[ie];

        lR6[ie] = lR5[ie] / 1.2f;
        lG6[ie] = lG5[ie] / 1.2f;
        lB6[ie] = lB5[ie] / 1.2f;
        lR5[ie] = lR4[ie] / 1.2f;
        lG5[ie] = lG4[ie] / 1.2f;
        lB5[ie] = lB4[ie] / 1.2f;
        lR4[ie] = lR3[ie] / 1.2f;
        lG4[ie] = lG3[ie] / 1.2f;
        lB4[ie] = lB3[ie] / 1.2f;
        lR3[ie] = lR2[ie] / 1.2f;
        lG3[ie] = lG2[ie] / 1.2f;
        lB3[ie] = lB2[ie] / 1.2f;
        lR2[ie] = lR[ie] / 1.2f;
        lG2[ie] = lG[ie] / 1.2f;
        lB2[ie] = lB[ie] / 1.2f;
        lR[ie] = R[ie] * 2;
        lG[ie] = G[ie] * 2;
        lB[ie] = B[ie] * 2;
        GL11.glEnd();

    }
    GL11.glDisable(GL11.GL_BLEND); //Enable blending.
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //            LIGHT_X = loc_x[ie]*4+1280/2;
        //            LIGHT_Y = loc_y[ie]*4+720/2;

        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;

        GL11.glColorMask(true, true, true, true);
        GL20.glUseProgram(this.shaderProgram);
        GL20.glUniform2f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "location"), LIGHT_X,
                720.0F - LIGHT_Y);
        GL20.glUniform3f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "colour"), R[ie] / 5,
                G[ie] / 5, B[ie] / 5);
        GL11.glEnable(3042);
        GL11.glBlendFunc(1, 1);
        GL11.glBegin(7);
        GL11.glVertex2f(0.0F, 0.0F);
        GL11.glVertex2f(0.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 0.0F);
        GL11.glEnd();
        GL11.glDisable(3042);
        GL20.glUseProgram(0);
        //            GL11.glColor3f(lR9[ie], lG9[ie], lB9[ie]);
        //            GL11.glVertex2f(lastx9[ie], lasty9[ie]);
        //            GL11.glColor3f(lR8[ie], lG8[ie], lB8[ie]);
        //            GL11.glVertex2f(lastx8[ie], lasty8[ie]);
        //            GL11.glColor3f(lR7[ie], lG7[ie], lB7[ie]);
        //            GL11.glVertex2f(lastx7[ie], lasty7[ie]);

    }
    //
}

---

From source file:glvis.renderers.HighIntensityOrbit.java

@Override
public void render() {
    Display.sync(120);//from   www .j  a  v a 2s  .c  om
    if (initial) {
        GL11.glClear(16384);
        initial = false;
    }

    int LIGHT_POINTS = 288; // 1152
    //        LIGHT_POINTS = 2;
    //        int LIGHT_POINTS = 1152; // 1152
    float LIGHT_POINT_SEPARATION = 4.42f;

    float LIGHT_Y = 256f;
    float LIGHT_X = 0f;

    short raw = 0;
    float fraw = 0;
    float calc = 0;

    float distx = 0;
    float disty = 0;
    boolean swch = false;
    int hak = 0;

    int mx, my;
    short rraw = 0;

    float vdist = 0f;

    boolean chswch = false;

    GL11.glEnable(GL11.GL_BLEND); //Enable blending.
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    if (initial) {
        initial = false;
        GL11.glColor4f(0f, 0f, 0f, 1f);
    } else
        GL11.glColor4f(0f, 0f, 0f, 0.06f);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex2f(0, 0);
    GL11.glVertex2f(1280, 0);
    GL11.glVertex2f(1280, 720);
    GL11.glVertex2f(0, 720);
    GL11.glEnd();
    short[] samp = provider.getCurrentSample();
    int samplen = provider.getCurrentSampleLength();
    GL11.glColor4f(1f, 1f, 1f, 1f);
    //        GL11.glPolygonMode( GL11.GL_FRONT_AND_BACK, GL11.GL_LINE );
    float a1 = 0f, a2 = 0f, a3 = 0f, a4 = 0f, a5 = 0f, a6 = 0f, a7 = 0f, a8 = 0f, a9 = 0f;
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //GL11.glColor4f(((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,1f);
        //            this.skip = false;
        itra++;
        itra %= samplen;
        raw = samp[itra];
        rraw = samp[samplen - (itra + 1)];

        mx = 1280 + raw / 32;
        my = 720 + rraw / 32;

        //            itra ++;
        //            itra %= samplen;
        //            raw = samp[itra];
        //            rraw = samp[samplen-(itra+1)];
        //            itra ++;
        //            itra %= samplen;
        //            raw += samp[itra];
        //            rraw += samp[samplen-(itra+1)];
        //            raw/=2;
        //            rraw/=2;

        //            
        phys_x[ie] /= 1.5f - rand[itra] / 2;
        phys_y[ie] /= 1.5f - rand[samplen - itra] / 2;

        distx = (mx / 2 - 1280 / 2) - loc_x[ie];
        disty = (my / 2 - 720 / 2) - loc_y[ie];

        //            phys_x[ie]/=distx/6f;phys_y[ie]/=disty/6f;
        //            if(Math.abs(distx) < 1)distx *= 100;
        //            if(Math.abs(disty) < 1)disty *= 100;
        phys_x[ie] += distx;//+ raw/96f;
        phys_y[ie] += disty;//+ rraw/96f;
        //            phys_x[ie] += distx + raw/128f;
        //            phys_y[ie] += disty + rraw/128f;

        loc_x[ie] += phys_x[ie] / 16f;
        loc_y[ie] += phys_y[ie] / 16f;
        vdist = Math.abs(distx) + Math.abs(disty);
        vdist /= 4f;

        R[ie] /= 1.08;
        G[ie] /= 1.08;
        B[ie] /= 1.08;
        R[ie] += ((Math.abs(loc_y[ie] % 2f) + Math.abs(loc_x[ie] % 2f)) * vdist) / 4096f;
        G[ie] += ((loc_x[ie] % 2f + Math.abs(loc_y[ie] % 2f)) * vdist) / 2048f;
        B[ie] += ((Math.abs(loc_x[ie] % 2f) + loc_y[ie] % 2f) * vdist) / 2048f;
        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;
        GL11.glBegin(GL11.GL_TRIANGLE_STRIP);

        a1 = (R[ie] + G[ie] + B[ie]) / 3f;
        a2 = (lR[ie] + lG[ie] + lB[ie]) / 3f;
        a3 = (lR2[ie] + lG2[ie] + lB2[ie]) / 3f;
        a4 = (lR3[ie] + lG3[ie] + lB3[ie]) / 3f;
        a5 = (lR4[ie] + lG4[ie] + lB4[ie]) / 3f;
        a6 = (lR5[ie] + lG5[ie] + lB5[ie]) / 3f;
        a7 = (lR6[ie] + lG6[ie] + lB6[ie]) / 3f;

        GL11.glColor4f(lR6[ie], lG6[ie], lB6[ie], a7);
        GL11.glVertex2f(lastx6[ie], lasty6[ie]);
        GL11.glColor4f(lR5[ie], lG5[ie], lB5[ie], a6);
        GL11.glVertex2f(lastx5[ie], lasty5[ie]);
        GL11.glColor4f(lR4[ie], lG4[ie], lB4[ie], a5);
        GL11.glVertex2f(lastx4[ie], lasty4[ie]);
        GL11.glColor4f(lR3[ie], lG3[ie], lB3[ie], a4);
        GL11.glVertex2f(lastx3[ie], lasty3[ie]);
        GL11.glColor4f(lR2[ie], lG2[ie], lB2[ie], a3);
        GL11.glVertex2f(lastx2[ie], lasty2[ie]);
        GL11.glColor4f(lR[ie], lG[ie], lB[ie], a2);
        GL11.glVertex2f(lastx[ie], lasty[ie]);
        GL11.glColor4f(R[ie] * 2, G[ie] * 2, B[ie] * 2, a1);
        GL11.glVertex2f(LIGHT_X, LIGHT_Y);

        lastx9[ie] = lastx8[ie];
        lasty9[ie] = lasty8[ie];
        lastx8[ie] = lastx7[ie];
        lasty8[ie] = lasty7[ie];
        lastx7[ie] = lastx6[ie];
        lasty7[ie] = lasty6[ie];

        lastx6[ie] = lastx5[ie];
        lasty6[ie] = lasty5[ie];
        lastx5[ie] = lastx4[ie];
        lasty5[ie] = lasty4[ie];
        lastx4[ie] = lastx3[ie];
        lasty4[ie] = lasty3[ie];
        lastx3[ie] = lastx2[ie];
        lasty3[ie] = lasty2[ie];
        lastx2[ie] = lastx[ie];
        lasty2[ie] = lasty[ie];
        //            lastx[ie] = LIGHT_X;
        //            lasty[ie] = LIGHT_Y;
        lastx[ie] = LIGHT_X;
        lasty[ie] = LIGHT_Y;

        lR9[ie] = lR8[ie];
        lG9[ie] = lG8[ie];
        lB9[ie] = lB8[ie];
        lR8[ie] = lR7[ie];
        lG8[ie] = lG7[ie];
        lB8[ie] = lB7[ie];
        lR7[ie] = lR6[ie];
        lG7[ie] = lG6[ie];
        lB7[ie] = lB6[ie];

        lR6[ie] = lR5[ie] / 1.2f;
        lG6[ie] = lG5[ie] / 1.2f;
        lB6[ie] = lB5[ie] / 1.2f;
        lR5[ie] = lR4[ie] / 1.2f;
        lG5[ie] = lG4[ie] / 1.2f;
        lB5[ie] = lB4[ie] / 1.2f;
        lR4[ie] = lR3[ie] / 1.2f;
        lG4[ie] = lG3[ie] / 1.2f;
        lB4[ie] = lB3[ie] / 1.2f;
        lR3[ie] = lR2[ie] / 1.2f;
        lG3[ie] = lG2[ie] / 1.2f;
        lB3[ie] = lB2[ie] / 1.2f;
        lR2[ie] = lR[ie] / 1.2f;
        lG2[ie] = lG[ie] / 1.2f;
        lB2[ie] = lB[ie] / 1.2f;
        lR[ie] = R[ie] * 2;
        lG[ie] = G[ie] * 2;
        lB[ie] = B[ie] * 2;
        GL11.glEnd();

    }
    GL11.glDisable(GL11.GL_BLEND); //Enable blending.
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //            LIGHT_X = loc_x[ie]*4+1280/2;
        //            LIGHT_Y = loc_y[ie]*4+720/2;

        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;

        GL11.glColorMask(true, true, true, true);
        GL20.glUseProgram(this.shaderProgram);
        GL20.glUniform2f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "location"), LIGHT_X,
                720.0F - LIGHT_Y);
        GL20.glUniform3f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "colour"), R[ie] / 4,
                G[ie] / 4, B[ie] / 4);
        GL11.glEnable(3042);
        GL11.glBlendFunc(1, 1);
        GL11.glBegin(7);
        GL11.glVertex2f(0.0F, 0.0F);
        GL11.glVertex2f(0.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 0.0F);
        GL11.glEnd();
        GL11.glDisable(3042);
        GL20.glUseProgram(0);
        //            GL11.glColor3f(lR9[ie], lG9[ie], lB9[ie]);
        //            GL11.glVertex2f(lastx9[ie], lasty9[ie]);
        //            GL11.glColor3f(lR8[ie], lG8[ie], lB8[ie]);
        //            GL11.glVertex2f(lastx8[ie], lasty8[ie]);
        //            GL11.glColor3f(lR7[ie], lG7[ie], lB7[ie]);
        //            GL11.glVertex2f(lastx7[ie], lasty7[ie]);

    }
    //

}

---

From source file:glvis.renderers.HighIntensityOrbitMouse.java

@Override
public void render() {
    Display.sync(120);/*from   ww  w .j a va2  s. c om*/
    if (initial) {
        GL11.glClear(16384);
        initial = false;
    }

    int LIGHT_POINTS = 288; // 1152
    //        LIGHT_POINTS = 2;
    //        int LIGHT_POINTS = 1152; // 1152
    float LIGHT_POINT_SEPARATION = 4.42f;

    float LIGHT_Y = 256f;
    float LIGHT_X = 0f;

    short raw = 0;
    float fraw = 0;
    float calc = 0;

    float distx = 0;
    float disty = 0;
    boolean swch = false;
    int hak = 0;

    int mxo = MouseInfo.getPointerInfo().getLocation().x + 320;
    int myo = MouseInfo.getPointerInfo().getLocation().y + 180;
    int mx, my;
    short rraw = 0;

    float vdist = 0f;

    boolean chswch = false;

    GL11.glEnable(GL11.GL_BLEND); //Enable blending.
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    if (initial) {
        initial = false;
        GL11.glColor4f(0f, 0f, 0f, 1f);
    } else
        GL11.glColor4f(0f, 0f, 0f, 0.06f);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex2f(0, 0);
    GL11.glVertex2f(1280, 0);
    GL11.glVertex2f(1280, 720);
    GL11.glVertex2f(0, 720);
    GL11.glEnd();
    short[] samp = provider.getCurrentSample();
    int samplen = provider.getCurrentSampleLength();
    GL11.glColor4f(1f, 1f, 1f, 1f);
    //        GL11.glPolygonMode( GL11.GL_FRONT_AND_BACK, GL11.GL_LINE );
    float a1 = 0f, a2 = 0f, a3 = 0f, a4 = 0f, a5 = 0f, a6 = 0f, a7 = 0f, a8 = 0f, a9 = 0f;
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //GL11.glColor4f(((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,1f);
        //            this.skip = false;
        itra++;
        itra %= samplen;
        raw = samp[itra];
        rraw = samp[samplen - (itra + 1)];

        mx = mxo + raw / 32;
        my = myo + rraw / 32;

        //            itra ++;
        //            itra %= samplen;
        //            raw = samp[itra];
        //            rraw = samp[samplen-(itra+1)];
        //            itra ++;
        //            itra %= samplen;
        //            raw += samp[itra];
        //            rraw += samp[samplen-(itra+1)];
        //            raw/=2;
        //            rraw/=2;

        //            
        phys_x[ie] /= 1.5f - rand[itra] / 2;
        phys_y[ie] /= 1.5f - rand[samplen - itra] / 2;

        distx = (mx / 2 - 1280 / 2) - loc_x[ie];
        disty = (my / 2 - 720 / 2) - loc_y[ie];

        //            phys_x[ie]/=distx/6f;phys_y[ie]/=disty/6f;
        //            if(Math.abs(distx) < 1)distx *= 100;
        //            if(Math.abs(disty) < 1)disty *= 100;
        phys_x[ie] += distx;//+ raw/96f;
        phys_y[ie] += disty;//+ rraw/96f;
        //            phys_x[ie] += distx + raw/128f;
        //            phys_y[ie] += disty + rraw/128f;

        loc_x[ie] += phys_x[ie] / 16f;
        loc_y[ie] += phys_y[ie] / 16f;
        vdist = Math.abs(distx) + Math.abs(disty);
        vdist /= 4f;

        R[ie] /= 1.08;
        G[ie] /= 1.08;
        B[ie] /= 1.08;
        R[ie] += ((Math.abs(loc_y[ie] % 2f) + Math.abs(loc_x[ie] % 2f)) * vdist) / 4096f;
        G[ie] += ((loc_x[ie] % 2f + Math.abs(loc_y[ie] % 2f)) * vdist) / 2048f;
        B[ie] += ((Math.abs(loc_x[ie] % 2f) + loc_y[ie] % 2f) * vdist) / 2048f;
        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;
        GL11.glBegin(GL11.GL_TRIANGLE_STRIP);

        a1 = (R[ie] + G[ie] + B[ie]) / 3f;
        a2 = (lR[ie] + lG[ie] + lB[ie]) / 3f;
        a3 = (lR2[ie] + lG2[ie] + lB2[ie]) / 3f;
        a4 = (lR3[ie] + lG3[ie] + lB3[ie]) / 3f;
        a5 = (lR4[ie] + lG4[ie] + lB4[ie]) / 3f;
        a6 = (lR5[ie] + lG5[ie] + lB5[ie]) / 3f;
        a7 = (lR6[ie] + lG6[ie] + lB6[ie]) / 3f;

        GL11.glColor4f(lR6[ie], lG6[ie], lB6[ie], a7);
        GL11.glVertex2f(lastx6[ie], lasty6[ie]);
        GL11.glColor4f(lR5[ie], lG5[ie], lB5[ie], a6);
        GL11.glVertex2f(lastx5[ie], lasty5[ie]);
        GL11.glColor4f(lR4[ie], lG4[ie], lB4[ie], a5);
        GL11.glVertex2f(lastx4[ie], lasty4[ie]);
        GL11.glColor4f(lR3[ie], lG3[ie], lB3[ie], a4);
        GL11.glVertex2f(lastx3[ie], lasty3[ie]);
        GL11.glColor4f(lR2[ie], lG2[ie], lB2[ie], a3);
        GL11.glVertex2f(lastx2[ie], lasty2[ie]);
        GL11.glColor4f(lR[ie], lG[ie], lB[ie], a2);
        GL11.glVertex2f(lastx[ie], lasty[ie]);
        GL11.glColor4f(R[ie] * 2, G[ie] * 2, B[ie] * 2, a1);
        GL11.glVertex2f(LIGHT_X, LIGHT_Y);

        lastx9[ie] = lastx8[ie];
        lasty9[ie] = lasty8[ie];
        lastx8[ie] = lastx7[ie];
        lasty8[ie] = lasty7[ie];
        lastx7[ie] = lastx6[ie];
        lasty7[ie] = lasty6[ie];

        lastx6[ie] = lastx5[ie];
        lasty6[ie] = lasty5[ie];
        lastx5[ie] = lastx4[ie];
        lasty5[ie] = lasty4[ie];
        lastx4[ie] = lastx3[ie];
        lasty4[ie] = lasty3[ie];
        lastx3[ie] = lastx2[ie];
        lasty3[ie] = lasty2[ie];
        lastx2[ie] = lastx[ie];
        lasty2[ie] = lasty[ie];
        //            lastx[ie] = LIGHT_X;
        //            lasty[ie] = LIGHT_Y;
        lastx[ie] = LIGHT_X;
        lasty[ie] = LIGHT_Y;

        lR9[ie] = lR8[ie];
        lG9[ie] = lG8[ie];
        lB9[ie] = lB8[ie];
        lR8[ie] = lR7[ie];
        lG8[ie] = lG7[ie];
        lB8[ie] = lB7[ie];
        lR7[ie] = lR6[ie];
        lG7[ie] = lG6[ie];
        lB7[ie] = lB6[ie];

        lR6[ie] = lR5[ie] / 1.2f;
        lG6[ie] = lG5[ie] / 1.2f;
        lB6[ie] = lB5[ie] / 1.2f;
        lR5[ie] = lR4[ie] / 1.2f;
        lG5[ie] = lG4[ie] / 1.2f;
        lB5[ie] = lB4[ie] / 1.2f;
        lR4[ie] = lR3[ie] / 1.2f;
        lG4[ie] = lG3[ie] / 1.2f;
        lB4[ie] = lB3[ie] / 1.2f;
        lR3[ie] = lR2[ie] / 1.2f;
        lG3[ie] = lG2[ie] / 1.2f;
        lB3[ie] = lB2[ie] / 1.2f;
        lR2[ie] = lR[ie] / 1.2f;
        lG2[ie] = lG[ie] / 1.2f;
        lB2[ie] = lB[ie] / 1.2f;
        lR[ie] = R[ie] * 2;
        lG[ie] = G[ie] * 2;
        lB[ie] = B[ie] * 2;
        GL11.glEnd();

    }
    GL11.glDisable(GL11.GL_BLEND); //Enable blending.
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //            LIGHT_X = loc_x[ie]*4+1280/2;
        //            LIGHT_Y = loc_y[ie]*4+720/2;

        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;

        GL11.glColorMask(true, true, true, true);
        GL20.glUseProgram(this.shaderProgram);
        GL20.glUniform2f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "location"), LIGHT_X,
                720.0F - LIGHT_Y);
        GL20.glUniform3f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "colour"), R[ie] / 4,
                G[ie] / 4, B[ie] / 4);
        GL11.glEnable(3042);
        GL11.glBlendFunc(1, 1);
        GL11.glBegin(7);
        GL11.glVertex2f(0.0F, 0.0F);
        GL11.glVertex2f(0.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 0.0F);
        GL11.glEnd();
        GL11.glDisable(3042);
        GL20.glUseProgram(0);
        //            GL11.glColor3f(lR9[ie], lG9[ie], lB9[ie]);
        //            GL11.glVertex2f(lastx9[ie], lasty9[ie]);
        //            GL11.glColor3f(lR8[ie], lG8[ie], lB8[ie]);
        //            GL11.glVertex2f(lastx8[ie], lasty8[ie]);
        //            GL11.glColor3f(lR7[ie], lG7[ie], lB7[ie]);
        //            GL11.glVertex2f(lastx7[ie], lasty7[ie]);

    }
    //

}

---

From source file:glvis.renderers.HighIntensityOrbitMouseNoSoundTestGlitch.java

@Override
public void render() {
    Display.sync(120);//from ww  w  .j  ava 2 s  . com
    if (initial) {
        GL11.glClear(16384);
        initial = false;
    }

    int LIGHT_POINTS = 288; // 1152
    //        LIGHT_POINTS = 2;
    //        int LIGHT_POINTS = 1152; // 1152
    float LIGHT_POINT_SEPARATION = 4.42f;

    float LIGHT_Y = 256f;
    float LIGHT_X = 0f;

    short raw = 0;
    float fraw = 0;
    float calc = 0;

    float distx = 0;
    float disty = 0;
    boolean swch = false;
    int hak = 0;

    int mx = MouseInfo.getPointerInfo().getLocation().x + 320;
    int my = MouseInfo.getPointerInfo().getLocation().y + 180;

    short rraw = 0;

    float vdist = 0f;

    boolean chswch = false;

    GL11.glEnable(GL11.GL_BLEND); //Enable blending.
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    if (initial) {
        initial = false;
        GL11.glColor4f(0f, 0f, 0f, 1f);
    } else
        GL11.glColor4f(0f, 0f, 0f, 0.2f);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex2f(0, 0);
    GL11.glVertex2f(1280, 0);
    GL11.glVertex2f(1280, 720);
    GL11.glVertex2f(0, 720);
    GL11.glEnd();

    GL11.glColor4f(1f, 1f, 1f, 1f);
    //        GL11.glPolygonMode( GL11.GL_FRONT_AND_BACK, GL11.GL_LINE );
    float a1 = 0f, a2 = 0f, a3 = 0f, a4 = 0f, a5 = 0f, a6 = 0f, a7 = 0f, a8 = 0f, a9 = 0f;
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //GL11.glColor4f(((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,1f);
        //            this.skip = false;

        //            itra ++;
        //            itra %= Player.samplen;
        //            raw = Player.samp[itra];
        //            rraw = Player.samp[Player.samplen-(itra+1)];
        //            itra ++;
        //            itra %= Player.samplen;
        //            raw += Player.samp[itra];
        //            rraw += Player.samp[Player.samplen-(itra+1)];
        //            raw/=2;
        //            rraw/=2;

        //            
        distx = (mx / 2 - 1280 / 2) - loc_x[ie];
        disty = (my / 2 - 720 / 2) - loc_y[ie];
        phys_x[ie] += distx;//+ raw/96f;
        phys_y[ie] += disty;//+ rraw/96f;
        //            phys_x[ie] += distx + raw/128f;
        //            phys_y[ie] += disty + rraw/128f;

        loc_x[ie] += phys_x[ie] / 16f;
        loc_y[ie] += phys_y[ie] / 16f;
        vdist = Math.abs(distx) + Math.abs(disty);
        vdist /= 4f;

        R[ie] /= 1.08;
        G[ie] /= 1.08;
        B[ie] /= 1.08;
        R[ie] += ((Math.abs(loc_y[ie] % 2f) + Math.abs(loc_x[ie] % 2f)) * vdist) / 1024f;
        G[ie] += ((loc_x[ie] % 2f + Math.abs(loc_y[ie] % 2f)) * vdist) / 512f;
        B[ie] += ((Math.abs(loc_x[ie] % 2f) + loc_y[ie] % 2f) * vdist) / 512f;
        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;
        GL11.glBegin(GL11.GL_TRIANGLE_STRIP);

        a1 = (R[ie] + G[ie] + B[ie]) / 3f;
        a2 = (lR[ie] + lG[ie] + lB[ie]) / 3f;
        a3 = (lR2[ie] + lG2[ie] + lB2[ie]) / 3f;
        a4 = (lR3[ie] + lG3[ie] + lB3[ie]) / 3f;
        a5 = (lR4[ie] + lG4[ie] + lB4[ie]) / 3f;
        a6 = (lR5[ie] + lG5[ie] + lB5[ie]) / 3f;
        a7 = (lR6[ie] + lG6[ie] + lB6[ie]) / 3f;

        GL11.glColor4f(lR6[ie], lG6[ie], lB6[ie], a7);
        GL11.glVertex2f(lastx6[ie], lasty6[ie]);
        GL11.glColor4f(lR5[ie], lG5[ie], lB5[ie], a6);
        GL11.glVertex2f(lastx5[ie], lasty5[ie]);
        GL11.glColor4f(lR4[ie], lG4[ie], lB4[ie], a5);
        GL11.glVertex2f(lastx4[ie], lasty4[ie]);
        GL11.glColor4f(lR3[ie], lG3[ie], lB3[ie], a4);
        GL11.glVertex2f(lastx3[ie], lasty3[ie]);
        GL11.glColor4f(lR2[ie], lG2[ie], lB2[ie], a3);
        GL11.glVertex2f(lastx2[ie], lasty2[ie]);
        GL11.glColor4f(lR[ie], lG[ie], lB[ie], a2);
        GL11.glVertex2f(lastx[ie], lasty[ie]);
        GL11.glColor4f(R[ie] * 2, G[ie] * 2, B[ie] * 2, a1);
        GL11.glVertex2f(LIGHT_X, LIGHT_Y);

        lastx9[ie] = lastx8[ie];
        lasty9[ie] = lasty8[ie];
        lastx8[ie] = lastx7[ie];
        lasty8[ie] = lasty7[ie];
        lastx7[ie] = lastx6[ie];
        lasty7[ie] = lasty6[ie];

        lastx6[ie] = lastx5[ie];
        lasty6[ie] = lasty5[ie];
        lastx5[ie] = lastx4[ie];
        lasty5[ie] = lasty4[ie];
        lastx4[ie] = lastx3[ie];
        lasty4[ie] = lasty3[ie];
        lastx3[ie] = lastx2[ie];
        lasty3[ie] = lasty2[ie];
        lastx2[ie] = lastx[ie];
        lasty2[ie] = lasty[ie];
        //            lastx[ie] = LIGHT_X;
        //            lasty[ie] = LIGHT_Y;
        lastx[ie] = LIGHT_X;
        lasty[ie] = LIGHT_Y;

        lR9[ie] = lR8[ie];
        lG9[ie] = lG8[ie];
        lB9[ie] = lB8[ie];
        lR8[ie] = lR7[ie];
        lG8[ie] = lG7[ie];
        lB8[ie] = lB7[ie];
        lR7[ie] = lR6[ie];
        lG7[ie] = lG6[ie];
        lB7[ie] = lB6[ie];

        lR6[ie] = lR5[ie] / 1.2f;
        lG6[ie] = lG5[ie] / 1.2f;
        lB6[ie] = lB5[ie] / 1.2f;
        lR5[ie] = lR4[ie] / 1.2f;
        lG5[ie] = lG4[ie] / 1.2f;
        lB5[ie] = lB4[ie] / 1.2f;
        lR4[ie] = lR3[ie] / 1.2f;
        lG4[ie] = lG3[ie] / 1.2f;
        lB4[ie] = lB3[ie] / 1.2f;
        lR3[ie] = lR2[ie] / 1.2f;
        lG3[ie] = lG2[ie] / 1.2f;
        lB3[ie] = lB2[ie] / 1.2f;
        lR2[ie] = lR[ie] / 1.2f;
        lG2[ie] = lG[ie] / 1.2f;
        lB2[ie] = lB[ie] / 1.2f;
        lR[ie] = R[ie] * 2;
        lG[ie] = G[ie] * 2;
        lB[ie] = B[ie] * 2;
        GL11.glEnd();

    }
    GL11.glDisable(GL11.GL_BLEND); //Enable blending.
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        //            LIGHT_X = loc_x[ie]*4+1280/2;
        //            LIGHT_Y = loc_y[ie]*4+720/2;

        LIGHT_X = loc_x[ie] * 2 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 2 + 720 / 2;

        GL11.glColorMask(true, true, true, true);
        GL20.glUseProgram(this.shaderProgram);
        GL20.glUniform2f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "location"), LIGHT_X,
                720.0F - LIGHT_Y);
        GL20.glUniform3f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "colour"), R[ie] / 9,
                G[ie] / 9, B[ie] / 9);
        GL11.glEnable(3042);
        GL11.glBlendFunc(1, 1);
        GL11.glBegin(7);
        GL11.glVertex2f(0.0F, 0.0F);
        GL11.glVertex2f(0.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 0.0F);
        GL11.glEnd();
        GL11.glDisable(3042);
        GL20.glUseProgram(0);
        //            GL11.glColor3f(lR9[ie], lG9[ie], lB9[ie]);
        //            GL11.glVertex2f(lastx9[ie], lasty9[ie]);
        //            GL11.glColor3f(lR8[ie], lG8[ie], lB8[ie]);
        //            GL11.glVertex2f(lastx8[ie], lasty8[ie]);
        //            GL11.glColor3f(lR7[ie], lG7[ie], lB7[ie]);
        //            GL11.glVertex2f(lastx7[ie], lasty7[ie]);

    }
    //

}

---

From source file:glvis.renderers.HighIntensityTriangleStrip.java

@Override
public void render() {

    GL11.glClear(16384);/* ww  w  . ja  v  a  2  s . c o  m*/

    int LIGHT_POINTS = 288; // 1152
    //        int LIGHT_POINTS = 1152; // 1152
    float LIGHT_POINT_SEPARATION = 4.42f;

    float LIGHT_Y = 256f;
    float LIGHT_X = 0f;

    short raw = 0;
    float fraw = 0;
    float calc = 0;

    float distx = 0;
    float disty = 0;
    boolean swch = false;
    int hak = 0;

    short rraw = 0;

    float vdist = 0f;

    boolean chswch = false;

    //        GL11.glEnable(GL11.GL_BLEND); //Enable blending.
    //        GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA); 
    GL11.glColor4f(1f, 1f, 1f, 1f);
    //        GL11.glPolygonMode( GL11.GL_FRONT_AND_BACK, GL11.GL_LINE );
    short[] samp = provider.getCurrentSample();
    int samplen = provider.getCurrentSampleLength();
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        GL11.glBegin(GL11.GL_TRIANGLE_STRIP);
        //GL11.glColor4f(((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,1f);

        itra++;
        itra %= samplen;
        raw = samp[itra];
        rraw = samp[samplen - (itra + 1)];

        phys_x[ie] /= 2f;
        phys_y[ie] /= 2f;

        distx = -loc_x[ie];
        disty = -loc_y[ie];
        //            phys_x[ie] += distx + raw/64f;
        //            phys_y[ie] += disty + rraw/64f;
        phys_x[ie] += distx + raw / 64f;
        phys_y[ie] += disty + rraw / 64f;

        loc_x[ie] += phys_x[ie] / 16f;
        loc_y[ie] += phys_y[ie] / 16f;

        LIGHT_X = loc_x[ie] * 4 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 4 + 720 / 2;

        vdist = Math.abs(distx) + Math.abs(disty);
        vdist /= 4f;

        R[ie] /= 1.08;
        G[ie] /= 1.08;
        B[ie] /= 1.08;
        R[ie] += ((Math.abs(loc_y[ie] % 2f) + Math.abs(loc_x[ie] % 2f)) * vdist) / 1024f;
        G[ie] += ((loc_x[ie] % 2f + Math.abs(loc_y[ie] % 2f)) * vdist) / 512f;
        B[ie] += ((Math.abs(loc_x[ie] % 2f) + loc_y[ie] % 2f) * vdist) / 512f;
        LIGHT_X = loc_x[ie] * 4 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 4 + 720 / 2;
        //            GL11.glColor3f(lR9[ie], lG9[ie], lB9[ie]);
        //            GL11.glVertex2f(lastx9[ie], lasty9[ie]);
        //            GL11.glColor3f(lR8[ie], lG8[ie], lB8[ie]);
        //            GL11.glVertex2f(lastx8[ie], lasty8[ie]);
        //            GL11.glColor3f(lR7[ie], lG7[ie], lB7[ie]);
        //            GL11.glVertex2f(lastx7[ie], lasty7[ie]);

        GL11.glColor3f(lR6[ie], lG6[ie], lB6[ie]);
        GL11.glVertex2f(lastx6[ie], lasty6[ie]);
        GL11.glColor3f(lR5[ie], lG5[ie], lB5[ie]);
        GL11.glVertex2f(lastx5[ie], lasty5[ie]);
        GL11.glColor3f(lR4[ie], lG4[ie], lB4[ie]);
        GL11.glVertex2f(lastx4[ie], lasty4[ie]);
        GL11.glColor3f(lR3[ie], lG3[ie], lB3[ie]);
        GL11.glVertex2f(lastx3[ie], lasty3[ie]);
        GL11.glColor3f(lR2[ie], lG2[ie], lB2[ie]);
        GL11.glVertex2f(lastx2[ie], lasty2[ie]);
        GL11.glColor3f(lR[ie], lG[ie], lB[ie]);
        GL11.glVertex2f(lastx[ie], lasty[ie]);
        GL11.glColor3f(R[ie] * 2, G[ie] * 2, B[ie] * 2);
        GL11.glVertex2f(LIGHT_X, LIGHT_Y);

        lastx9[ie] = lastx8[ie];
        lasty9[ie] = lasty8[ie];
        lastx8[ie] = lastx7[ie];
        lasty8[ie] = lasty7[ie];
        lastx7[ie] = lastx6[ie];
        lasty7[ie] = lasty6[ie];

        lastx6[ie] = lastx5[ie];
        lasty6[ie] = lasty5[ie];
        lastx5[ie] = lastx4[ie];
        lasty5[ie] = lasty4[ie];
        lastx4[ie] = lastx3[ie];
        lasty4[ie] = lasty3[ie];
        lastx3[ie] = lastx2[ie];
        lasty3[ie] = lasty2[ie];
        lastx2[ie] = lastx[ie];
        lasty2[ie] = lasty[ie];
        //            lastx[ie] = LIGHT_X;
        //            lasty[ie] = LIGHT_Y;
        lastx[ie] = LIGHT_X;
        lasty[ie] = LIGHT_Y;

        lR9[ie] = lR8[ie];
        lG9[ie] = lG8[ie];
        lB9[ie] = lB8[ie];
        lR8[ie] = lR7[ie];
        lG8[ie] = lG7[ie];
        lB8[ie] = lB7[ie];
        lR7[ie] = lR6[ie];
        lG7[ie] = lG6[ie];
        lB7[ie] = lB6[ie];

        lR6[ie] = lR5[ie] / 1.2f;
        lG6[ie] = lG5[ie] / 1.2f;
        lB6[ie] = lB5[ie] / 1.2f;
        lR5[ie] = lR4[ie] / 1.2f;
        lG5[ie] = lG4[ie] / 1.2f;
        lB5[ie] = lB4[ie] / 1.2f;
        lR4[ie] = lR3[ie] / 1.2f;
        lG4[ie] = lG3[ie] / 1.2f;
        lB4[ie] = lB3[ie] / 1.2f;
        lR3[ie] = lR2[ie] / 1.2f;
        lG3[ie] = lG2[ie] / 1.2f;
        lB3[ie] = lB2[ie] / 1.2f;
        lR2[ie] = lR[ie] / 1.2f;
        lG2[ie] = lG[ie] / 1.2f;
        lB2[ie] = lB[ie] / 1.2f;
        lR[ie] = R[ie] * 2;
        lG[ie] = G[ie] * 2;
        lB[ie] = B[ie] * 2;
        GL11.glEnd();
    }

    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        LIGHT_X = loc_x[ie] * 4 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 4 + 720 / 2;

        GL11.glColorMask(true, true, true, true);
        GL20.glUseProgram(this.shaderProgram);
        GL20.glUniform2f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "location"), LIGHT_X,
                720.0F - LIGHT_Y);
        GL20.glUniform3f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "colour"), R[ie], G[ie],
                B[ie]);
        GL11.glEnable(3042);
        GL11.glBlendFunc(1, 1);
        GL11.glBegin(7);
        GL11.glVertex2f(0.0F, 0.0F);
        GL11.glVertex2f(0.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 0.0F);
        GL11.glEnd();
        GL11.glDisable(3042);
        GL20.glUseProgram(0);

    }
}

---

From source file:glvis.renderers.HighIntensityTriangleStripEarly.java

@Override
public void render() {

    GL11.glClear(16384);//  ww  w  . ja  v  a 2 s.c o m

    int LIGHT_POINTS = 288; // 1152
    float LIGHT_POINT_SEPARATION = 4.42f;

    float LIGHT_Y = 256f;
    float LIGHT_X = 0f;

    short raw = 0;
    float fraw = 0;
    float calc = 0;

    float distx = 0;
    float disty = 0;
    boolean swch = false;
    int hak = 0;

    short rraw = 0;

    float vdist = 0f;

    boolean chswch = false;

    //        GL11.glEnable(GL11.GL_BLEND); //Enable blending.
    //        GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA); 
    GL11.glColor4f(1f, 1f, 1f, 1f);
    //        GL11.glPolygonMode( GL11.GL_FRONT_AND_BACK, GL11.GL_LINE );
    short[] samp = provider.getCurrentSample();
    int samplen = provider.getCurrentSampleLength();
    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        GL11.glBegin(GL11.GL_TRIANGLE_STRIP);
        //GL11.glColor4f(((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,((float)ie)/LIGHT_POINTS,1f);

        itra++;
        itra %= samplen;
        raw = samp[itra];
        rraw = samp[samplen - (itra + 1)];

        phys_x[ie] /= 2f;
        phys_y[ie] /= 2f;

        distx = -loc_x[ie];
        disty = -loc_y[ie];
        phys_x[ie] += distx + raw / 64f;
        phys_y[ie] += disty + rraw / 64f;

        loc_x[ie] += phys_x[ie] / 16f;
        loc_y[ie] += phys_y[ie] / 16f;

        LIGHT_X = loc_x[ie] * 4 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 4 + 720 / 2;

        vdist = Math.abs(distx) + Math.abs(disty);
        vdist /= 4f;

        R[ie] /= 1.08;
        G[ie] /= 1.08;
        B[ie] /= 1.08;
        R[ie] += ((Math.abs(loc_y[ie] % 2f) + Math.abs(loc_x[ie] % 2f)) * vdist) / 1024f;
        G[ie] += ((loc_x[ie] % 2f + Math.abs(loc_y[ie] % 2f)) * vdist) / 512f;
        B[ie] += ((Math.abs(loc_x[ie] % 2f) + loc_y[ie] % 2f) * vdist) / 512f;
        LIGHT_X = loc_x[ie] * 4 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 4 + 720 / 2;
        GL11.glColor3f(lR6[ie], lG6[ie], lB6[ie]);
        GL11.glVertex2f(lastx6[ie], lasty6[ie]);
        GL11.glColor3f(lR5[ie], lG5[ie], lB5[ie]);
        GL11.glVertex2f(lastx5[ie], lasty5[ie]);
        GL11.glColor3f(lR4[ie], lG4[ie], lB4[ie]);
        GL11.glVertex2f(lastx4[ie], lasty4[ie]);
        GL11.glColor3f(lR3[ie], lG3[ie], lB3[ie]);
        GL11.glVertex2f(lastx3[ie], lasty3[ie]);
        GL11.glColor3f(lR2[ie], lG2[ie], lB2[ie]);
        GL11.glVertex2f(lastx2[ie], lasty2[ie]);
        GL11.glColor3f(lR[ie], lG[ie], lB[ie]);
        GL11.glVertex2f(lastx[ie], lasty[ie]);
        GL11.glColor3f(R[ie] * 2, G[ie] * 2, B[ie] * 2);
        GL11.glVertex2f(LIGHT_X, LIGHT_Y);

        lastx6[ie] = lastx5[ie];
        lasty6[ie] = lasty5[ie];
        lastx5[ie] = lastx4[ie];
        lasty5[ie] = lasty4[ie];
        lastx4[ie] = lastx3[ie];
        lasty4[ie] = lasty3[ie];
        lastx3[ie] = lastx2[ie];
        lasty3[ie] = lasty2[ie];
        lastx2[ie] = lastx[ie];
        lasty2[ie] = lasty[ie];
        lastx[ie] = LIGHT_X;
        lasty[ie] = LIGHT_Y;
        lR6[ie] = lR5[ie];
        lG6[ie] = lG5[ie];
        lB6[ie] = lB5[ie];
        lR5[ie] = lR4[ie];
        lG5[ie] = lG4[ie];
        lB5[ie] = lB4[ie];
        lR4[ie] = lR3[ie];
        lG4[ie] = lG3[ie];
        lB4[ie] = lB3[ie];
        lR3[ie] = lR2[ie];
        lG3[ie] = lG2[ie];
        lB3[ie] = lB2[ie];
        lR2[ie] = lR[ie];
        lG2[ie] = lG[ie];
        lB2[ie] = lB[ie];
        lR[ie] = R[ie] * 2;
        lG[ie] = G[ie] * 2;
        lB[ie] = B[ie] * 2;
        GL11.glEnd();
    }

    for (int ie = 0; ie < LIGHT_POINTS; ie++) {
        LIGHT_X = loc_x[ie] * 4 + 1280 / 2;
        LIGHT_Y = loc_y[ie] * 4 + 720 / 2;

        GL11.glColorMask(true, true, true, true);
        GL20.glUseProgram(this.shaderProgram);
        GL20.glUniform2f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "location"), LIGHT_X,
                720.0F - LIGHT_Y);
        GL20.glUniform3f(GL20.glGetUniformLocation(this.shaderProgram, (CharSequence) "colour"), R[ie], G[ie],
                B[ie]);
        GL11.glEnable(3042);
        GL11.glBlendFunc(1, 1);
        GL11.glBegin(7);
        GL11.glVertex2f(0.0F, 0.0F);
        GL11.glVertex2f(0.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 720.0F);
        GL11.glVertex2f(1280.0F, 0.0F);
        GL11.glEnd();
        GL11.glDisable(3042);
        GL20.glUseProgram(0);

    }
}

---

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