private void draw() {
        GlUtil.checkGlError("draw start");
        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

        Long frameTime = System.currentTimeMillis() - animationChangeTimer;

        if (sUptime < System.currentTimeMillis()) {
            isAnimationOn = false;
        }

//        Long start = System.currentTimeMillis();
//        DrawWall(frameTime);

        setIdentityM(mModelMatrix, 0);
        if (isAnimationOn) {
            rotateAnimator.rotate(mModelMatrix, frameTime, hairTextureProgram);
            translateAnimator.translate(mModelMatrix, frameTime, hairTextureProgram);
        }
        multiplyMM(mMVPMatrix, 0, mVPMatrix, 0, mModelMatrix, 0);

        DrawEyes(frameTime);

        DrawThroat();
        DrawTongue();
        glDepthFunc(GL_ALWAYS);
        DrawTeeth(frameTime);
        glDepthFunc(GL_LESS);
        glClear(GL_DEPTH_BUFFER_BIT);

        DrawHead(frameTime);

        DrawHair();
        DrawAccessory();
        DrawHairBangs();
//        Log.e(TAG, "DrawTime: " + String.valueOf(System.currentTimeMillis() - start));

        GlUtil.checkGlError("draw done");
    }