Example usage for org.lwjgl.opengl GL11 glRotatef

Introduction

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

Prototype

public static native void glRotatef(@NativeType("GLfloat") float angle, @NativeType("GLfloat") float x,
        @NativeType("GLfloat") float y, @NativeType("GLfloat") float z);

Source Link

Document

Manipulates the current matrix with a rotation matrix.

Usage

From source file:kuake2.render.lwjgl.Main.java

License:Open Source License

/**
 * R_PolyBlend/*  w w w  . jav  a 2 s  .  c om*/
 */
void R_PolyBlend() {
    if (gl_polyblend.value == 0.0f)
        return;

    if (v_blend[3] == 0.0f)
        return;

    GL11.glDisable(GL11.GL_ALPHA_TEST);
    GL11.glEnable(GL11.GL_BLEND);
    GL11.glDisable(GL11.GL_DEPTH_TEST);
    GL11.glDisable(GL11.GL_TEXTURE_2D);

    GL11.glLoadIdentity();

    // FIXME: get rid of these
    GL11.glRotatef(-90, 1, 0, 0); // put Z going up
    GL11.glRotatef(90, 0, 0, 1); // put Z going up

    GL11.glColor4f(v_blend[0], v_blend[1], v_blend[2], v_blend[3]);

    GL11.glBegin(GL11.GL_QUADS);

    GL11.glVertex3f(10, 100, 100);
    GL11.glVertex3f(10, -100, 100);
    GL11.glVertex3f(10, -100, -100);
    GL11.glVertex3f(10, 100, -100);
    GL11.glEnd();

    GL11.glDisable(GL11.GL_BLEND);
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    GL11.glEnable(GL11.GL_ALPHA_TEST);

    GL11.glColor4f(1, 1, 1, 1);
}

---

From source file:kuake2.render.lwjgl.Main.java

License:Open Source License

/**
 * R_SetupGL//from  w w w  .ja va2 s .co  m
 */
void R_SetupGL() {

    //
    // set up viewport
    //
    //int x = (int) Math.floor(r_newrefdef.x * vid.width / vid.width);
    int x = r_newrefdef.x;
    //int x2 = (int) Math.ceil((r_newrefdef.x + r_newrefdef.width) * vid.width / vid.width);
    int x2 = r_newrefdef.x + r_newrefdef.width;
    //int y = (int) Math.floor(vid.height - r_newrefdef.y * vid.height / vid.height);
    int y = vid.height - r_newrefdef.y;
    //int y2 = (int) Math.ceil(vid.height - (r_newrefdef.y + r_newrefdef.height) * vid.height / vid.height);
    int y2 = vid.height - (r_newrefdef.y + r_newrefdef.height);

    int w = x2 - x;
    int h = y - y2;

    GL11.glViewport(x, y2, w, h);

    //
    // set up projection matrix
    //
    float screenaspect = (float) r_newrefdef.width / r_newrefdef.height;
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    MYgluPerspective(r_newrefdef.fov_y, screenaspect, 4, 4096);

    GL11.glCullFace(GL11.GL_FRONT);

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

    GL11.glRotatef(-90, 1, 0, 0); // put Z going up
    GL11.glRotatef(90, 0, 0, 1); // put Z going up
    GL11.glRotatef(-r_newrefdef.viewangles[2], 1, 0, 0);
    GL11.glRotatef(-r_newrefdef.viewangles[0], 0, 1, 0);
    GL11.glRotatef(-r_newrefdef.viewangles[1], 0, 0, 1);
    GL11.glTranslatef(-r_newrefdef.vieworg[0], -r_newrefdef.vieworg[1], -r_newrefdef.vieworg[2]);

    GL11.glGetFloat(GL11.GL_MODELVIEW_MATRIX, r_world_matrix);
    r_world_matrix.clear();

    //
    // set drawing parms
    //
    if (gl_cull.value != 0.0f)
        GL11.glEnable(GL11.GL_CULL_FACE);
    else
        GL11.glDisable(GL11.GL_CULL_FACE);

    GL11.glDisable(GL11.GL_BLEND);
    GL11.glDisable(GL11.GL_ALPHA_TEST);
    GL11.glEnable(GL11.GL_DEPTH_TEST);
}

---

From source file:kuake2.render.lwjgl.Warp.java

License:Open Source License

/**
 * R_DrawSkyBox//from   w  w w. java 2  s. c  om
 */
void R_DrawSkyBox() {
    int i;

    if (skyrotate != 0) { // check for no sky at all
        for (i = 0; i < 6; i++)
            if (skymins[0][i] < skymaxs[0][i] && skymins[1][i] < skymaxs[1][i])
                break;
        if (i == 6)
            return; // nothing visible
    }

    GL11.glPushMatrix();
    GL11.glTranslatef(r_origin[0], r_origin[1], r_origin[2]);
    GL11.glRotatef(r_newrefdef.time * skyrotate, skyaxis[0], skyaxis[1], skyaxis[2]);

    for (i = 0; i < 6; i++) {
        if (skyrotate != 0) { // hack, forces full sky to draw when rotating
            skymins[0][i] = -1;
            skymins[1][i] = -1;
            skymaxs[0][i] = 1;
            skymaxs[1][i] = 1;
        }

        if (skymins[0][i] >= skymaxs[0][i] || skymins[1][i] >= skymaxs[1][i])
            continue;

        GL_Bind(sky_images[skytexorder[i]].texnum);

        GL11.glBegin(GL11.GL_QUADS);
        MakeSkyVec(skymins[0][i], skymins[1][i], i);
        MakeSkyVec(skymins[0][i], skymaxs[1][i], i);
        MakeSkyVec(skymaxs[0][i], skymaxs[1][i], i);
        MakeSkyVec(skymaxs[0][i], skymins[1][i], i);
        GL11.glEnd();
    }
    GL11.glPopMatrix();
}

---

From source file:LavaBoat.renderer.RenderLavaBoat.java

License:LGPL

/**
 * The render method used in RenderBoat that renders the boat model.
 *//*from   w w  w  .j  ava 2 s.  com*/
public void renderBoat(EntityNKBoat boat, double par2, double par4, double par6, float par8, float par9) {
    GL11.glPushMatrix();
    GL11.glTranslatef((float) par2, (float) par4, (float) par6);
    GL11.glRotatef(180 - par8, 0, 1, 0);
    float f2 = boat.getTimeSinceHit() - par9;
    float f3 = boat.getDamageTaken() - par9;

    if (f3 < 0) {
        f3 = 0;
    }

    if (f2 > 0) {
        GL11.glRotatef(MathHelper.sin(f2) * f2 * f3 / 10F * boat.getForwardDirection(), 1, 0, 0);
    }

    float f4 = 0.75F;
    GL11.glScalef(f4, f4, f4);
    GL11.glScalef(1 / f4, 1 / f4, 1 / f4);

    getTexture();
    GL11.glScalef(-1, -1, 1);

    if (boatType == 1 || boatType == 3) {
        GL11.glRotatef(180, 0, 1, 0);
    }
    this.modelBoat.render(boat, 0, 0, -0.1F, 0, 0, 0.0625F);
    GL11.glPopMatrix();
}

---

From source file:lyonlancer5.pfsteel.client.render.projectile.RenderBullet.java

License:Open Source License

public void renderBullet(EntityBullet entityarrow, double d, double d1, double d2, float f, float f1) {
    bindEntityTexture(entityarrow);/*ww  w .j a v  a2 s  . co  m*/
    GL11.glPushMatrix();
    GL11.glTranslatef((float) d, (float) d1, (float) d2);
    Tessellator tessellator = Tessellator.instance;
    float f2 = 0.0F;
    float f3 = 0.3125F;
    float f10 = 0.05625F;
    GL11.glEnable(32826);
    GL11.glScalef(0.07F, 0.07F, 0.07F);
    GL11.glNormal3f(f10, 0.0F, 0.0F);
    tessellator.startDrawingQuads();
    tessellator.addVertexWithUV(0.0D, -1.0D, -1.0D, f2, f2);
    tessellator.addVertexWithUV(0.0D, -1.0D, 1.0D, f3, f2);
    tessellator.addVertexWithUV(0.0D, 1.0D, 1.0D, f3, f3);
    tessellator.addVertexWithUV(0.0D, 1.0D, -1.0D, f2, f3);
    tessellator.draw();
    GL11.glNormal3f(-f10, 0.0F, 0.0F);
    tessellator.startDrawingQuads();
    tessellator.addVertexWithUV(0.0D, 1.0D, -1.0D, f2, f2);
    tessellator.addVertexWithUV(0.0D, 1.0D, 1.0D, f3, f2);
    tessellator.addVertexWithUV(0.0D, -1.0D, 1.0D, f3, f3);
    tessellator.addVertexWithUV(0.0D, -1.0D, -1.0D, f2, f3);
    tessellator.draw();
    for (int j = 0; j < 4; j++) {
        GL11.glRotatef(90.0F, 1.0F, 0.0F, 0.0F);
        GL11.glNormal3f(0.0F, 0.0F, f10);
        tessellator.startDrawingQuads();
        tessellator.addVertexWithUV(-1.0D, -1.0D, 0.0D, f2, f2);
        tessellator.addVertexWithUV(1.0D, -1.0D, 0.0D, f3, f2);
        tessellator.addVertexWithUV(1.0D, 1.0D, 0.0D, f3, f3);
        tessellator.addVertexWithUV(-1.0D, 1.0D, 0.0D, f2, f3);
        tessellator.draw();
    }
    GL11.glDisable(32826);
    GL11.glPopMatrix();
}

---

From source file:lyonlancer5.pfsteel.client.render.projectile.RenderExplosiveArrow.java

License:Open Source License

public void doRender(EntityExplosiveArrow p_76986_1_, double p_76986_2_, double p_76986_4_, double p_76986_6_,
        float p_76986_8_, float p_76986_9_) {
    bindEntityTexture(p_76986_1_);/*from  w ww . j a  v a2 s .c  om*/
    GL11.glPushMatrix();
    GL11.glTranslatef((float) p_76986_2_, (float) p_76986_4_, (float) p_76986_6_);
    GL11.glRotatef(p_76986_1_.prevRotationYaw
            + (p_76986_1_.rotationYaw - p_76986_1_.prevRotationYaw) * p_76986_9_ - 90.0F, 0.0F, 1.0F, 0.0F);
    GL11.glRotatef(p_76986_1_.prevRotationPitch
            + (p_76986_1_.rotationPitch - p_76986_1_.prevRotationPitch) * p_76986_9_, 0.0F, 0.0F, 1.0F);
    Tessellator tessellator = Tessellator.instance;
    byte b0 = 0;
    float f2 = 0.0F;
    float f3 = 0.5F;
    float f4 = (float) (0 + b0 * 10) / 32.0F;
    float f5 = (float) (5 + b0 * 10) / 32.0F;
    float f6 = 0.0F;
    float f7 = 0.15625F;
    float f8 = (float) (5 + b0 * 10) / 32.0F;
    float f9 = (float) (10 + b0 * 10) / 32.0F;
    float f10 = 0.05625F;
    GL11.glEnable(GL12.GL_RESCALE_NORMAL);
    float f11 = (float) p_76986_1_.arrowShake - p_76986_9_;

    if (f11 > 0.0F) {
        float f12 = -MathHelper.sin(f11 * 3.0F) * f11;
        GL11.glRotatef(f12, 0.0F, 0.0F, 1.0F);
    }

    GL11.glRotatef(45.0F, 1.0F, 0.0F, 0.0F);
    GL11.glScalef(f10, f10, f10);
    GL11.glTranslatef(-4.0F, 0.0F, 0.0F);
    GL11.glNormal3f(f10, 0.0F, 0.0F);
    tessellator.startDrawingQuads();
    tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double) f6, (double) f8);
    tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double) f7, (double) f8);
    tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double) f7, (double) f9);
    tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double) f6, (double) f9);
    tessellator.draw();
    GL11.glNormal3f(-f10, 0.0F, 0.0F);
    tessellator.startDrawingQuads();
    tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double) f6, (double) f8);
    tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double) f7, (double) f8);
    tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double) f7, (double) f9);
    tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double) f6, (double) f9);
    tessellator.draw();

    for (int i = 0; i < 4; ++i) {
        GL11.glRotatef(90.0F, 1.0F, 0.0F, 0.0F);
        GL11.glNormal3f(0.0F, 0.0F, f10);
        tessellator.startDrawingQuads();
        tessellator.addVertexWithUV(-8.0D, -2.0D, 0.0D, (double) f2, (double) f4);
        tessellator.addVertexWithUV(8.0D, -2.0D, 0.0D, (double) f3, (double) f4);
        tessellator.addVertexWithUV(8.0D, 2.0D, 0.0D, (double) f3, (double) f5);
        tessellator.addVertexWithUV(-8.0D, 2.0D, 0.0D, (double) f2, (double) f5);
        tessellator.draw();
    }

    GL11.glDisable(GL12.GL_RESCALE_NORMAL);
    GL11.glPopMatrix();
}

---

From source file:lyonlancer5.pfsteel.client.render.projectile.RenderPortalArrow.java

License:Open Source License

public void doRender(EntityPortalArrow p_76986_1_, double p_76986_2_, double p_76986_4_, double p_76986_6_,
        float p_76986_8_, float p_76986_9_) {
    bindEntityTexture(p_76986_1_);//  w  w w  .j av  a2  s .  c o  m
    GL11.glPushMatrix();
    GL11.glTranslatef((float) p_76986_2_, (float) p_76986_4_, (float) p_76986_6_);
    GL11.glRotatef(p_76986_1_.prevRotationYaw
            + (p_76986_1_.rotationYaw - p_76986_1_.prevRotationYaw) * p_76986_9_ - 90.0F, 0.0F, 1.0F, 0.0F);
    GL11.glRotatef(p_76986_1_.prevRotationPitch
            + (p_76986_1_.rotationPitch - p_76986_1_.prevRotationPitch) * p_76986_9_, 0.0F, 0.0F, 1.0F);
    Tessellator tessellator = Tessellator.instance;
    byte b0 = 0;
    float f2 = 0.0F;
    float f3 = 0.5F;
    float f4 = (float) (0 + b0 * 10) / 32.0F;
    float f5 = (float) (5 + b0 * 10) / 32.0F;
    float f6 = 0.0F;
    float f7 = 0.15625F;
    float f8 = (float) (5 + b0 * 10) / 32.0F;
    float f9 = (float) (10 + b0 * 10) / 32.0F;
    float f10 = 0.05625F;
    GL11.glEnable(GL12.GL_RESCALE_NORMAL);

    GL11.glRotatef(45.0F, 1.0F, 0.0F, 0.0F);
    GL11.glScalef(f10, f10, f10);
    GL11.glTranslatef(-4.0F, 0.0F, 0.0F);
    GL11.glNormal3f(f10, 0.0F, 0.0F);
    tessellator.startDrawingQuads();
    tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double) f6, (double) f8);
    tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double) f7, (double) f8);
    tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double) f7, (double) f9);
    tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double) f6, (double) f9);
    tessellator.draw();
    GL11.glNormal3f(-f10, 0.0F, 0.0F);
    tessellator.startDrawingQuads();
    tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double) f6, (double) f8);
    tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double) f7, (double) f8);
    tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double) f7, (double) f9);
    tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double) f6, (double) f9);
    tessellator.draw();

    for (int i = 0; i < 4; ++i) {
        GL11.glRotatef(90.0F, 1.0F, 0.0F, 0.0F);
        GL11.glNormal3f(0.0F, 0.0F, f10);
        tessellator.startDrawingQuads();
        tessellator.addVertexWithUV(-8.0D, -2.0D, 0.0D, (double) f2, (double) f4);
        tessellator.addVertexWithUV(8.0D, -2.0D, 0.0D, (double) f3, (double) f4);
        tessellator.addVertexWithUV(8.0D, 2.0D, 0.0D, (double) f3, (double) f5);
        tessellator.addVertexWithUV(-8.0D, 2.0D, 0.0D, (double) f2, (double) f5);
        tessellator.draw();
    }

    GL11.glDisable(GL12.GL_RESCALE_NORMAL);
    GL11.glPopMatrix();
}

---

From source file:lyonlancer5.pfsteel.client.render.projectile.RenderRedBullet.java

License:Open Source License

public void doRender(EntityRedBullet p_76986_1_, double p_76986_2_, double p_76986_4_, double p_76986_6_,
        float p_76986_8_, float p_76986_9_) {
    bindEntityTexture(p_76986_1_);/*w  w  w. j a  v  a 2s  .co m*/
    GL11.glPushMatrix();
    GL11.glTranslatef((float) p_76986_2_, (float) p_76986_4_, (float) p_76986_6_);
    GL11.glRotatef(p_76986_1_.prevRotationYaw
            + (p_76986_1_.rotationYaw - p_76986_1_.prevRotationYaw) * p_76986_9_ - 90.0F, 0.0F, 1.0F, 0.0F);
    GL11.glRotatef(p_76986_1_.prevRotationPitch
            + (p_76986_1_.rotationPitch - p_76986_1_.prevRotationPitch) * p_76986_9_, 0.0F, 0.0F, 1.0F);
    Tessellator tessellator = Tessellator.instance;
    byte b0 = 0;
    float f2 = 0.0F;
    float f3 = 0.5F;
    float f4 = (float) (0 + b0 * 10) / 32.0F;
    float f5 = (float) (5 + b0 * 10) / 32.0F;
    float f6 = 0.0F;
    float f7 = 0.15625F;
    float f8 = (float) (5 + b0 * 10) / 32.0F;
    float f9 = (float) (10 + b0 * 10) / 32.0F;
    float f10 = 0.05625F;
    GL11.glEnable(GL12.GL_RESCALE_NORMAL);
    float f11 = (float) p_76986_1_.arrowShake - p_76986_9_;

    if (f11 > 0.0F) {
        float f12 = -MathHelper.sin(f11 * 3.0F) * f11;
        GL11.glRotatef(f12, 0.0F, 0.0F, 1.0F);
    }

    GL11.glRotatef(45.0F, 1.0F, 0.0F, 0.0F);
    GL11.glScalef(f10, f10, f10);
    GL11.glTranslatef(-4.0F, 0.0F, 0.0F);
    GL11.glNormal3f(f10, 0.0F, 0.0F);
    tessellator.startDrawingQuads();
    tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double) f6, (double) f8);
    tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double) f7, (double) f8);
    tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double) f7, (double) f9);
    tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double) f6, (double) f9);
    tessellator.draw();
    GL11.glNormal3f(-f10, 0.0F, 0.0F);
    tessellator.startDrawingQuads();
    tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double) f6, (double) f8);
    tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double) f7, (double) f8);
    tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double) f7, (double) f9);
    tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double) f6, (double) f9);
    tessellator.draw();

    for (int i = 0; i < 4; ++i) {
        GL11.glRotatef(90.0F, 1.0F, 0.0F, 0.0F);
        GL11.glNormal3f(0.0F, 0.0F, f10);
        tessellator.startDrawingQuads();
        tessellator.addVertexWithUV(-8.0D, -2.0D, 0.0D, (double) f2, (double) f4);
        tessellator.addVertexWithUV(8.0D, -2.0D, 0.0D, (double) f3, (double) f4);
        tessellator.addVertexWithUV(8.0D, 2.0D, 0.0D, (double) f3, (double) f5);
        tessellator.addVertexWithUV(-8.0D, 2.0D, 0.0D, (double) f2, (double) f5);
        tessellator.draw();
    }

    GL11.glDisable(GL12.GL_RESCALE_NORMAL);
    GL11.glPopMatrix();
}

---

From source file:lyonlancer5.pfsteel.client.render.RenderDarkShield.java

License:Open Source License

protected void renderDarkMain(EntityDarkShield shield, double x, double y, double z, float yaw, float pitch) {
    GL11.glDisable(GL11.GL_LIGHTING);//from w  ww . ja va  2 s  .  c  o  m

    GL11.glPushMatrix();
    GL11.glDisable(GL11.GL_CULL_FACE);
    if (RenderManager.instance.getDistanceToCamera(shield.posX, shield.posY, shield.posZ) < 36.0D) {
        GL11.glDepthFunc(GL11.GL_ALWAYS);
    } else {
        GL11.glDepthMask(false);
    }
    GL11.glTranslatef((float) x, (float) y, (float) z);
    GL11.glRotatef(-renderManager.playerViewY, 0.0F, 1.0F, 0.0F);
    GL11.glRotatef(renderManager.playerViewX, 1.0F, 0.0F, 0.0F);

    Tessellator tessellator = Tessellator.instance;
    GL11.glDepthMask(false);
    GL11.glEnable(GL11.GL_BLEND);

    GL11.glBlendFunc(GL11.GL_ZERO, GL11.GL_ONE_MINUS_SRC_COLOR);
    GL11.glTranslatef(0.0F, 1.3F, 0.0F);
    this.bindTexture(darkTex);
    renderDark(tessellator, 12.0D, 12.0F, 0.0D, 1.0F, 0);
    GL11.glDisable(GL11.GL_BLEND);

    GL11.glDepthFunc(GL11.GL_LEQUAL);
    GL11.glEnable(GL11.GL_CULL_FACE);
    GL11.glDepthMask(true);
    GL11.glPopMatrix();

    GL11.glEnable(GL11.GL_LIGHTING);
}

---

From source file:lyonlancer5.pfsteel.client.render.RenderMagicCircle.java

License:Open Source License

public void renderSpellCardCircle(EntityMagicCircle circle, double x, double y, double z, float yaw,
        float pitch) {
    GL11.glPushMatrix();/*from  w  w w  . jav a2s .co m*/
    bindEntityTexture(circle);
    GL11.glTranslatef((float) x, (float) y, (float) z);
    GL11.glDisable(GL11.GL_LIGHTING);
    GL11.glDisable(GL11.GL_CULL_FACE);
    GL11.glEnable(GL11.GL_BLEND);
    GL11.glBlendFunc(GL11.GL_ONE, GL11.GL_ONE_MINUS_SRC_COLOR);
    float size = circle.getCircleSize() * 6.0F;
    GL11.glScalef(size, size, size);
    Tessellator tessellator = Tessellator.instance;
    float umin = 0.0F;
    float umax = 1.0F;
    float vmin = 0.0F;
    float vmax = 1.0F;

    boolean rainbow = false;
    int color = circle.getCircleType();

    if (color >= 16) {
        float angle = MathHelper.sin(2F * (float) circle.getAnimationCount() / 180F * (float) Math.PI) * 40F;
        GL11.glRotatef(180F - renderManager.playerViewY + angle, 0.0F, 1.0F, 0.0F);
        GL11.glRotatef(-renderManager.playerViewX - angle, 1.0F, 0.0F, 0.0F);
        GL11.glRotatef(circle.getAnimationCount() * 5F, 0.0F, 0.0F, 1.0F);
        color %= 16;
    } else {
        GL11.glRotatef(90F, 1.0F, 0.0F, 0.0F);
        GL11.glRotatef(circle.getAnimationCount() * 5F, 0.0F, 0.0F, 1.0F);
    }

    if (color == 9) {
        rainbow = true;
    } else {
        color %= 8;
    }

    tessellator.startDrawingQuads();

    if (rainbow) {
        float rainbowTime = circle.ticksExisted / 3.0F;
        tessellator.setColorRGBA_F(MathHelper.sin(rainbowTime), MathHelper.cos(rainbowTime),
                -MathHelper.sin(rainbowTime) * 2F, 1.0F);
    } else {
        tessellator.setColorRGBA_F(colorR[color], colorG[color], colorB[color], 1.0F);
    }
    tessellator.setNormal(0.0F, 1.0F, 0.0F);
    tessellator.addVertexWithUV(-0.6F, -0.6F, 0.0D, umin, vmax);
    tessellator.addVertexWithUV(0.6F, -0.6F, 0.0D, umax, vmax);
    tessellator.addVertexWithUV(0.6F, 0.6F, 0.0D, umax, vmin);
    tessellator.addVertexWithUV(-0.6F, 0.6F, 0.0D, umin, vmin);
    tessellator.draw();
    GL11.glDisable(GL11.GL_BLEND);
    GL11.glEnable(GL11.GL_LIGHTING);
    GL11.glEnable(GL11.GL_CULL_FACE);
    GL11.glPopMatrix();
}

---

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