public static void setup(GL2ES1 gl, int width, int height) { gl.glMatrixMode(GL2ES1.GL_PROJECTION); gl.glLoadIdentity(); // coordinate system origin at lower left with width and height same as the window GLU glu = new GLUgl2es1(); glu.gluOrtho2D(0.0f, width, 0.0f, height); gl.glMatrixMode(GL2ES1.GL_MODELVIEW); gl.glLoadIdentity(); gl.glViewport(0, 0, width, height); }
/** * Setup the viewport correctly in case it was changed. * * @param drawable the GLAutoDrawable object to access openGL */ @SuppressWarnings("nls") private void setupViewport(final GLAutoDrawable drawable) { if (drawable.getContext() == null) { return; } boolean releaseContext = false; if (GLContext.getCurrent() == null) { drawable.getContext().makeCurrent(); releaseContext = true; } GL2ES1 gl = null; if (drawable.getGLProfile().hasGLSL()) { gl = FixedFuncUtil.getFixedFuncImpl(drawable.getGL()); } else if (drawable.getGLProfile().isGL2ES1()) { gl = drawable.getGL().getGL2ES1(); } else { if (releaseContext) { drawable.getContext().release(); } throw new GraphicsJOGLException( "Invalid GL profile. Failed to setup Viewport.", drawable.getGLProfile()); } gl.glViewport(0, 0, drawable.getWidth(), drawable.getHeight()); gl.glMatrixMode(GLMatrixFunc.GL_PROJECTION); gl.glLoadIdentity(); gl.glOrtho(0, drawable.getWidth(), drawable.getHeight(), 0, -9999, 9999); // GLU.createGLU().gluOrtho2D(0, drawable.getWidth(), 0, // drawable.getHeight()); gl.glMatrixMode(GLMatrixFunc.GL_MODELVIEW); gl.glLoadIdentity(); if (releaseContext) { drawable.getContext().release(); } }