diff options
Diffstat (limited to 'src/newt/classes/com/jogamp')
4 files changed, 124 insertions, 10 deletions
diff --git a/src/newt/classes/com/jogamp/newt/MonitorDevice.java b/src/newt/classes/com/jogamp/newt/MonitorDevice.java index 4b0a760a4..8bc7f40e3 100644 --- a/src/newt/classes/com/jogamp/newt/MonitorDevice.java +++ b/src/newt/classes/com/jogamp/newt/MonitorDevice.java @@ -129,6 +129,10 @@ public abstract class MonitorDevice { /** * Returns a list of immutable {@link MonitorMode}s supported by this monitor. * <p> + * The list is ordered in descending order, + * see {@link MonitorMode#compareTo(MonitorMode)}. + * </p> + * <p> * Use w/ care, it's not a copy! * </p> */ diff --git a/src/newt/classes/com/jogamp/newt/MonitorMode.java b/src/newt/classes/com/jogamp/newt/MonitorMode.java index 914aa880f..dc7ae2c03 100644 --- a/src/newt/classes/com/jogamp/newt/MonitorMode.java +++ b/src/newt/classes/com/jogamp/newt/MonitorMode.java @@ -28,6 +28,8 @@ package com.jogamp.newt; +import java.util.Comparator; + import javax.media.nativewindow.util.DimensionImmutable; import javax.media.nativewindow.util.RectangleImmutable; import javax.media.nativewindow.util.SurfaceSize; @@ -108,22 +110,36 @@ import com.jogamp.newt.util.MonitorModeUtil; monitor.setCurrentMode(mm); * </pre> */ -public class MonitorMode { +public class MonitorMode implements Comparable<MonitorMode> { + + /** Comparator for 2 {@link MonitorMode}s, following comparison order as described in {@link MonitorMode#compareTo(MonitorMode)}, returning the ascending order. */ + public static final Comparator<MonitorMode> monitorModeComparator = new Comparator<MonitorMode>() { + public int compare(MonitorMode mm1, MonitorMode mm2) { + return mm1.compareTo(mm2); + } }; + + /** Comparator for 2 {@link MonitorMode}s, following comparison order as described in {@link MonitorMode#compareTo(MonitorMode)}, returning the descending order. */ + public static final Comparator<MonitorMode> monitorModeComparatorInv = new Comparator<MonitorMode>() { + public int compare(MonitorMode mm1, MonitorMode mm2) { + return mm2.compareTo(mm1); + } }; + /** - * Immutable <i>surfaceSize and refreshRate</i> Class, consisting of it's read only components:<br> + * Immutable <i>surfaceSize, flags and refreshRate</i> Class, consisting of it's read only components:<br> * <ul> * <li>nativeId</li> * <li>{@link SurfaceSize} surface memory size</li> + * <li><code>flags</code></li> * <li><code>refresh rate</code></li> * </ul> */ - public static class SizeAndRRate { + public static class SizeAndRRate implements Comparable<SizeAndRRate> { /** Non rotated surface size */ public final SurfaceSize surfaceSize; - /** Vertical refresh rate */ - public final float refreshRate; /** Mode bitfield flags, i.e. {@link #FLAG_DOUBLESCAN}, {@link #FLAG_INTERLACE}, .. */ public final int flags; + /** Vertical refresh rate */ + public final float refreshRate; public final int hashCode; public SizeAndRRate(SurfaceSize surfaceSize, float refreshRate, int flags) { @@ -131,8 +147,8 @@ public class MonitorMode { throw new IllegalArgumentException("surfaceSize must be set ("+surfaceSize+")"); } this.surfaceSize=surfaceSize; - this.refreshRate=refreshRate; this.flags = flags; + this.refreshRate=refreshRate; this.hashCode = getHashCode(); } @@ -161,6 +177,49 @@ public class MonitorMode { } /** + * <p> + * Compares {@link SurfaceSize#compareTo(SurfaceSize) surfaceSize} 1st, then {@link #flags}, then {@link #refreshRate}. + * </p> + * <p> + * Flags are compared as follows: + * <pre> + * NONE > DOUBLESCAN > INTERLACE + * </pre> + * </p> + * <p> + * Refresh rate differences of < 0.01 are considered equal (epsilon). + * </p> + * {@inheritDoc} + */ + @Override + public int compareTo(final SizeAndRRate sszr) { + final int rssz = surfaceSize.compareTo(sszr.surfaceSize); + if( 0 != rssz ) { + return rssz; + } + final int tflags = 0 == flags ? Integer.MAX_VALUE : flags; // normalize NONE + final int xflags = 0 == sszr.flags ? Integer.MAX_VALUE : sszr.flags; // normalize NONE + if( tflags == xflags ) { + final float refreshEpsilon = 0.01f; // reasonable sorting granularity of refresh rate + final float drate = refreshRate - sszr.refreshRate; + if( Math.abs(drate) < refreshEpsilon ) { + return 0; + } else if( drate > refreshEpsilon ) { + return 1; + } else { + return -1; + } + } else { + if(tflags > xflags) { + return 1; + } else if(tflags < xflags) { + return -1; + } + return 0; + } + } + + /** * Tests equality of two {@link SizeAndRRate} objects * by evaluating equality of it's components:<br/> * <ul> @@ -174,8 +233,8 @@ public class MonitorMode { if (obj instanceof SizeAndRRate) { final SizeAndRRate p = (SizeAndRRate)obj; return surfaceSize.equals(p.surfaceSize) && - refreshRate == p.refreshRate && - flags == p.flags ; + flags == p.flags && + refreshRate == p.refreshRate ; } return false; } @@ -184,8 +243,8 @@ public class MonitorMode { * Returns a combined hash code of it's elements:<br/> * <ul> * <li><code>surfaceSize</code></li> - * <li><code>refreshRate</code></li> * <li><code>flags</code></li> + * <li><code>refreshRate</code></li> * </ul> */ public final int hashCode() { @@ -194,8 +253,8 @@ public class MonitorMode { private final int getHashCode() { // 31 * x == (x << 5) - x int hash = 31 + surfaceSize.hashCode(); - hash = ((hash << 5) - hash) + (int)(refreshRate*100.0f); hash = ((hash << 5) - hash) + flags; + hash = ((hash << 5) - hash) + (int)(refreshRate*100.0f); return hash; } } @@ -306,6 +365,42 @@ public class MonitorMode { } /** + * <p> + * Compares {@link SizeAndRRate#compareTo(SizeAndRRate) sizeAndRRate} 1st, then {@link #rotation}. + * </p> + * <p> + * Rotation is compared inverted, i.e. <code>360 - rotation</code>, + * so the lowest rotation reflects a higher value. + * </p> + * <p> + * Order of comparing MonitorMode: + * <ul> + * <li>resolution</li> + * <li>bits per pixel</li> + * <li>flags</li> + * <li>refresh rate</li> + * <li>rotation</li> + * </ul> + * </p> + * {@inheritDoc} + */ + @Override + public int compareTo(final MonitorMode mm) { + final int c = sizeAndRRate.compareTo(mm.sizeAndRRate); + if( 0 != c ) { + return c; + } + final int trot = 360 - rotation; // normalize rotation + final int xrot = 360 - mm.rotation; // normalize rotation + if(trot > xrot) { + return 1; + } else if(trot < xrot) { + return -1; + } + return 0; + } + + /** * Tests equality of two {@link MonitorMode} objects * by evaluating equality of it's components:<br/> * <ul> diff --git a/src/newt/classes/com/jogamp/newt/Screen.java b/src/newt/classes/com/jogamp/newt/Screen.java index f56aff964..9b349b527 100644 --- a/src/newt/classes/com/jogamp/newt/Screen.java +++ b/src/newt/classes/com/jogamp/newt/Screen.java @@ -164,6 +164,10 @@ public abstract class Screen { /** * Return a list of all {@link MonitorMode}s for all {@link MonitorDevice}s. + * <p> + * The list is ordered in descending order, + * see {@link MonitorMode#compareTo(MonitorMode)}. + * </p> */ public abstract List<MonitorMode> getMonitorModes(); diff --git a/src/newt/classes/com/jogamp/newt/util/MonitorModeUtil.java b/src/newt/classes/com/jogamp/newt/util/MonitorModeUtil.java index 16ffe754f..c30b427d6 100644 --- a/src/newt/classes/com/jogamp/newt/util/MonitorModeUtil.java +++ b/src/newt/classes/com/jogamp/newt/util/MonitorModeUtil.java @@ -31,7 +31,9 @@ package com.jogamp.newt.util; import com.jogamp.newt.MonitorMode; import java.util.ArrayList; +import java.util.Collections; import java.util.List; + import javax.media.nativewindow.util.DimensionImmutable; import javax.media.nativewindow.util.SurfaceSize; @@ -68,6 +70,15 @@ public class MonitorModeUtil { return null; } + /** Sort the given {@link MonitorMode} collection w/ {@link MonitorMode#compareTo(MonitorMode)} function. */ + public static void sort(List<MonitorMode> monitorModes, boolean ascendingOrder) { + if( ascendingOrder ) { + Collections.sort(monitorModes); + } else { + Collections.sort(monitorModes, MonitorMode.monitorModeComparatorInv); + } + } + /** * * @param monitorModes |