Example usage for org.lwjgl.opengl GL11 glBegin

Introduction

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

Prototype

public static native void glBegin(@NativeType("GLenum") int mode);

Source Link

Document

Begins the definition of vertex attributes of a sequence of primitives to be transferred to the GL.

Usage

From source file:game.level.entities.pickup.Experience.java

License:Open Source License

@Override
public void Render(int x, int y) {

    GL11.glRotatef(YawRotate, 0, 0, 1);//ww  w.  j a  v a  2s . c  o m
    GL11.glRotatef(-YawRotate, 0, 1, 0);
    GL11.glRotatef(YawRotate, 1, 0, 0);
    GL11.glBegin(GL11.GL_LINE_LOOP);

    GL11.glColor3f(255f / 256f, 215f / 256f, 0);
    GL11.glVertex3f(+0.5f, -0.5f, -0.5f);
    GL11.glVertex3f(-0.5f, -0.5f, -0.5f);
    GL11.glVertex3f(0, 0.5f, -0.5f);

    GL11.glColor3f(255f / 256f, 215f / 256f, 0);
    GL11.glVertex3f(+0.5f, -0.5f, -0.5f);
    GL11.glVertex3f(-0.5f, -0.5f, -0.5f);
    GL11.glColor3f(1, 1, 1);
    GL11.glVertex3f(0, 0, -1f);

    GL11.glColor3f(255f / 256f, 215f / 256f, 0);
    GL11.glVertex3f(-0.5f, -0.5f, -0.5f);
    GL11.glVertex3f(0, +0.5f, -0.5f);
    GL11.glColor3f(1, 1, 1);
    GL11.glVertex3f(0, 0, -1f);

    GL11.glColor3f(255f / 256f, 215f / 256f, 0);
    GL11.glVertex3f(0, +0.5f, -0.5f);
    GL11.glVertex3f(+0.5f, -0.5f, -0.5f);
    GL11.glColor3f(1, 1, 1);
    GL11.glVertex3f(0, 0, -1f);

    GL11.glEnd();
    GL11.glRotatef(-YawRotate, 1, 0, 0);
    GL11.glRotatef(YawRotate, 0, 1, 0);
    GL11.glRotatef(-YawRotate, 0, 0, 1);

    YawRotate++;
}

---

From source file:game.level.entities.pickup.Health.java

License:Open Source License

@Override
public void Render(int x, int y) {

    GL11.glRotatef(YawRotate, 0, 0, 1);// ww  w. java 2 s . c  o  m
    GL11.glBegin(GL11.GL_TRIANGLES);

    GL11.glColor3f(1, 0, 0);
    GL11.glVertex3f(+0.5f, -0.5f, -0.5f);
    GL11.glVertex3f(-0.5f, -0.5f, -0.5f);
    GL11.glColor3f(1, 1, 1);
    GL11.glVertex3f(0, 0, -1f);

    GL11.glColor3f(1, 0, 0);
    GL11.glVertex3f(-0.5f, -0.5f, -0.5f);
    GL11.glVertex3f(0, +0.5f, -0.5f);
    GL11.glColor3f(1, 1, 1);
    GL11.glVertex3f(0, 0, -1f);

    GL11.glColor3f(1, 0, 0);
    GL11.glVertex3f(0, +0.5f, -0.5f);
    GL11.glVertex3f(+0.5f, -0.5f, -0.5f);
    GL11.glColor3f(1, 1, 1);
    GL11.glVertex3f(0, 0, -1f);

    GL11.glEnd();

    GL11.glRotatef(-YawRotate, 0, 0, 1);

    YawRotate++;
}

---

From source file:game.states.State_PREFAB_EDITOR.java

License:Open Source License

private void DrawWall(int x, int y, int i) {
    // BOTTOM/*from  www  .  j  av  a  2 s .c  o m*/
    GL11.glBegin(GL11.GL_QUADS);
    TileDefinition.setColor(i);
    GL11.glNormal3f(0, -1, 0);
    GL11.glVertex3f(-1f, -1f, 0f);
    GL11.glVertex3f(1f, -1f, 0);
    GL11.glVertex3f(1f, 1f, 0f);
    GL11.glVertex3f(-1f, 1f, 0f);

    // SIDES
    GL11.glNormal3f(1, 0, 0);
    GL11.glVertex3f(-1f, -1f, 0f);
    GL11.glVertex3f(1f, -1f, 0f);
    GL11.glVertex3f(1f, -1f, -4f);
    GL11.glVertex3f(-1f, -1f, -4f);

    GL11.glNormal3f(0, 0, 1);
    GL11.glVertex3f(1f, -1f, 0f);
    GL11.glVertex3f(1f, 1f, 0f);
    GL11.glVertex3f(1f, 1f, -4f);
    GL11.glVertex3f(1f, -1f, -4f);

    GL11.glNormal3f(1, 0, 0);
    GL11.glVertex3f(1f, 1f, 0f);
    GL11.glVertex3f(-1f, 1f, 0f);
    GL11.glVertex3f(-1f, 1f, -4f);
    GL11.glVertex3f(1f, 1f, -4f);

    GL11.glNormal3f(0, 0, 1);
    GL11.glVertex3f(-1f, 1f, 0f);
    GL11.glVertex3f(-1f, -1f, 0f);
    GL11.glVertex3f(-1f, -1f, -4f);
    GL11.glVertex3f(-1f, 1f, -4f);

    // BOTTOM
    GL11.glNormal3f(0, 1, 0);
    GL11.glVertex3f(-1f, -1f, -4f);
    GL11.glVertex3f(1f, -1f, -4f);
    GL11.glVertex3f(1f, 1f, -4f);
    GL11.glVertex3f(-1f, 1f, -4f);
    GL11.glEnd();

}

---

From source file:game.states.State_PREFAB_EDITOR.java

License:Open Source License

private void DrawFloor(int x, int y, int i) {
    GL11.glBegin(GL11.GL_QUADS);
    TileDefinition.setColor(i);//from   w  w w  . j  ava  2 s.c o  m
    GL11.glNormal3f(0, 1, 0);
    GL11.glVertex3f(-1f, -1f, 0f);
    GL11.glVertex3f(1f, -1f, 0f);
    GL11.glVertex3f(1f, 1f, 0f);
    GL11.glVertex3f(-1f, 1f, 0f);
    GL11.glEnd();

}

---

From source file:glvis.renderers.BeautifulGlitch.java

@Override
public void render() {
    Display.sync(120);/* www .j a  va  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);/*  w w w.ja  v  a2 s  .  co 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);//from  w  ww  . jav a  2s .  c o  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  w  w w .j  av a2 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, 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);//www.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 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);/* ww w.  ja va2s  .  c o  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;

    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]);

    }
    //

}

---

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