jogamp.newt.driver.macosx.ScreenDriver Maven / Gradle / Ivy

/*
 * Copyright (c) 2008 Sun Microsystems, Inc. All Rights Reserved.
 * Copyright (c) 2011 JogAmp Community. All rights reserved.
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 * Neither the name of Sun Microsystems, Inc. or the names of
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
 * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
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 * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
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package jogamp.newt.driver.macosx;

import com.jogamp.nativewindow.DefaultGraphicsScreen;
import com.jogamp.nativewindow.util.Rectangle;

import jogamp.nativewindow.macosx.OSXUtil;
import jogamp.newt.MonitorModeProps;
import jogamp.newt.ScreenImpl;

import com.jogamp.common.util.ArrayHashSet;
import com.jogamp.newt.MonitorDevice;
import com.jogamp.newt.MonitorMode;
import com.jogamp.opengl.math.FloatUtil;

public class ScreenDriver extends ScreenImpl {

    static {
        DisplayDriver.initSingleton();
    }

    public ScreenDriver() {
    }

    @Override
    protected void createNativeImpl() {
        aScreen = new DefaultGraphicsScreen(getDisplay().getGraphicsDevice(), screen_idx);
    }

    @Override
    protected void closeNativeImpl() { }

    private MonitorMode getMonitorModeImpl(final MonitorModeProps.Cache cache, final int crt_idx, final int mode_idx) {
        final int[] modeProps = getMonitorMode0(crt_idx, mode_idx);
        final MonitorMode res;
        if (null == modeProps  || 0 >= modeProps.length) {
            res = null;
        } else {
            res = MonitorModeProps.streamInMonitorMode(null, cache, modeProps, 0);
        }
        return res;
    }

    private class CrtProps {
        CrtProps() {
            count = getMonitorCount0();
            pixelScaleArray = new float[count];
            propsOrigArray = new int[count][];
            propsFixedArray = new int[count][];

            //
            // Gather whole topology of monitors (NSScreens)
            //
            for(int crtIdx=0; crtIdx fixed
                final int propsLen = propsOrigArray[crtIdx].length;
                propsFixedArray[crtIdx] = new int[propsLen];
                System.arraycopy(propsOrigArray[crtIdx], 0, propsFixedArray[crtIdx], 0, propsLen);
            }

            //
            // Fix scaled viewport w/ pixelScale of each monitorProps,
            // i.e. size by its own pixelScale and x/y offset by querying it's neighbors.
            //
            for(int crtIdx=0; crtIdx supportedModes = new ArrayHashSet();
            int modeIdx = 0;
            {
                // Get all supported modes for this monitorDevice
                MonitorMode mode;
                while( true ) {
                    mode = getMonitorModeImpl(cache, crtIdx, modeIdx);
                    if( null != mode ) {
                        if( mode.getSurfaceSize().getBitsPerPixel() >= 24 ) { // drop otherwise
                            supportedModes.getOrAdd(mode);
                        }
                        modeIdx++; // next mode on same monitor
                    } else {
                        break; // done with modes on this monitor
                    }
                }
            }
            if( 0 >= modeIdx ) {
                throw new InternalError("Could not gather single mode of device "+crtIdx+"/"+crtProps.count);
            }
            final MonitorMode currentMode = getMonitorModeImpl(cache, crtIdx, -1);
            if ( null == currentMode ) {
                throw new InternalError("Could not gather current mode of device "+crtIdx+"/"+crtProps.count+", but gathered "+modeIdx+" modes");
            }
            // merge monitor-props + supported modes
            final float pixelScale = crtProps.pixelScaleArray[crtIdx];
            MonitorModeProps.streamInMonitorDevice(cache, this, currentMode,
                                                   new float[] { pixelScale, pixelScale },
                                                   supportedModes, crtProps.propsFixedArray[crtIdx], 0, null);
        }
    }

    @Override
    protected boolean updateNativeMonitorDeviceViewportImpl(final MonitorDevice monitor, final float[] pixelScale, final Rectangle viewportPU, final Rectangle viewportWU) {
        final CrtProps crtProps = new CrtProps();
        final int crtIdx = monitor.getId();
        if( 0 > crtIdx || crtIdx >= crtProps.count ) {
            throw new IndexOutOfBoundsException("monitor id "+crtIdx+" not withon [0.."+(crtProps.count-1)+"]");
        }
        final int[] fixedMonitorProps = crtProps.propsFixedArray[crtIdx];
        int offset = MonitorModeProps.IDX_MONITOR_DEVICE_VIEWPORT;
        viewportPU.set(fixedMonitorProps[offset++], fixedMonitorProps[offset++], fixedMonitorProps[offset++], fixedMonitorProps[offset++]);
        viewportWU.set(fixedMonitorProps[offset++], fixedMonitorProps[offset++], fixedMonitorProps[offset++], fixedMonitorProps[offset++]);
        final float _pixelScale = crtProps.pixelScaleArray[crtIdx];
        pixelScale[0] = _pixelScale;
        pixelScale[1] = _pixelScale;
        return true;
    }

    @Override
    protected MonitorMode queryCurrentMonitorModeImpl(final MonitorDevice monitor) {
        return getMonitorModeImpl(null, monitor.getId(), -1);
    }

    @Override
    protected boolean setCurrentMonitorModeImpl(final MonitorDevice monitor, final MonitorMode mode)  {
        return setMonitorMode0(monitor.getId(), mode.getId(), mode.getRotation());
    }

    @Override
    protected int validateScreenIndex(final int idx) {
        return 0; // big-desktop w/ multiple monitor attached, only one screen available
    }

    private native int getMonitorCount0();
    private native int[] getMonitorProps0(int crt_idx);
    private native int[] getMonitorMode0(int crt_index, int mode_idx);
    private native boolean setMonitorMode0(int crt_index, int nativeId, int rot);
}