diff options
author | Xerxes Rånby <[email protected]> | 2012-08-06 21:17:11 +0000 |
---|---|---|
committer | Xerxes Rånby <[email protected]> | 2012-08-06 21:17:11 +0000 |
commit | ab671729fd4b50127d8dcb95bd5fd13ce0a4078b (patch) | |
tree | 3a3a4a73a3eda0531dc73f556587683b9c979e0e /src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java | |
parent | 6e4051d8c9faeec003b15b68bd01e3caf22869fb (diff) | |
parent | 9e87acd921bcb357f1ec88d166bde672b54b02c8 (diff) |
Merge remote-tracking branch 'github-sgothel/master' into armv6hf
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java')
-rw-r--r-- | src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java | 100 |
1 files changed, 83 insertions, 17 deletions
diff --git a/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java b/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java index e09400c09..432010f49 100644 --- a/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java +++ b/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java @@ -30,12 +30,15 @@ package jogamp.opengl.egl; import java.nio.IntBuffer; +import javax.media.nativewindow.AbstractGraphicsDevice; import javax.media.nativewindow.NativeSurface; import javax.media.nativewindow.NativeWindowFactory; +import javax.media.opengl.GLException; import jogamp.opengl.Debug; import com.jogamp.common.util.LongIntHashMap; +import com.jogamp.nativewindow.egl.EGLGraphicsDevice; /** * This implementation provides recursive calls to @@ -67,23 +70,6 @@ public class EGLDisplayUtil { return eglDisplay; } - public static long eglGetDisplay(NativeSurface surface, boolean allowFallBackToDefault) { - final long nDisplay; - if( NativeWindowFactory.TYPE_WINDOWS.equals(NativeWindowFactory.getNativeWindowType(false)) ) { - nDisplay = surface.getSurfaceHandle(); // don't even ask .. - } else { - nDisplay = surface.getDisplayHandle(); // 0 == EGL.EGL_DEFAULT_DISPLAY - } - long eglDisplay = EGLDisplayUtil.eglGetDisplay(nDisplay); - if (eglDisplay == EGL.EGL_NO_DISPLAY && nDisplay != EGL.EGL_DEFAULT_DISPLAY && allowFallBackToDefault) { - if(DEBUG) { - System.err.println("EGLDisplayUtil.eglGetDisplay(): Fall back to EGL_DEFAULT_DISPLAY"); - } - eglDisplay = EGLDisplayUtil.eglGetDisplay(EGL.EGL_DEFAULT_DISPLAY); - } - return eglDisplay; - } - public static synchronized boolean eglInitialize(long eglDisplay, int[] major, int major_offset, int[] minor, int minor_offset) { final boolean res; final int refCnt = eglDisplayCounter.get(eglDisplay) + 1; // 0 + 1 = 1 -> 1st init @@ -99,7 +85,19 @@ public class EGLDisplayUtil { return res; } + /** + * + * @param eglDisplay + * @param major + * @param minor + * @return true if the eglDisplay is valid and it's reference counter becomes one and {@link EGL#eglTerminate(long)} was successful, otherwise false + * + * @see EGL#eglInitialize(long, int[], int, int[], int)} + */ public static synchronized boolean eglInitialize(long eglDisplay, IntBuffer major, IntBuffer minor) { + if( EGL.EGL_NO_DISPLAY == eglDisplay) { + return false; + } final boolean res; final int refCnt = eglDisplayCounter.get(eglDisplay) + 1; // 0 + 1 = 1 -> 1st init if(1==refCnt) { // only initialize once @@ -114,7 +112,14 @@ public class EGLDisplayUtil { return res; } + /** + * @param eglDisplay the EGL display handle + * @return true if the eglDisplay is valid and it's reference counter becomes zero and {@link EGL#eglTerminate(long)} was successful, otherwise false + */ public static synchronized boolean eglTerminate(long eglDisplay) { + if( EGL.EGL_NO_DISPLAY == eglDisplay) { + return false; + } final boolean res; final int refCnt = eglDisplayCounter.get(eglDisplay) - 1; // 1 - 1 = 0 -> final terminate if(0==refCnt) { // no terminate if still in use or already terminated @@ -130,4 +135,65 @@ public class EGLDisplayUtil { } return res; } + + public static final EGLGraphicsDevice.EGLDisplayLifecycleCallback eglLifecycleCallback = new EGLGraphicsDevice.EGLDisplayLifecycleCallback() { + public long eglGetAndInitDisplay(long nativeDisplayID) { + long eglDisplay = EGLDisplayUtil.eglGetDisplay(nativeDisplayID); + if (eglDisplay == EGL.EGL_NO_DISPLAY) { + throw new GLException("Failed to created EGL display: 0x"+Long.toHexString(nativeDisplayID)+", error 0x"+Integer.toHexString(EGL.eglGetError())); + } + if (!EGLDisplayUtil.eglInitialize(eglDisplay, null, null)) { + throw new GLException("eglInitialize failed"+", error 0x"+Integer.toHexString(EGL.eglGetError())); + } + return eglDisplay; + } + public void eglTerminate(long eglDisplayHandle) { + EGLDisplayUtil.eglTerminate(eglDisplayHandle); + } + }; + + /** + * @param nativeDisplayID + * @param connection + * @param unitID + * @return an initialized EGLGraphicsDevice + * @throws GLException if {@link EGL#eglGetDisplay(long)} or {@link EGL#eglInitialize(long, int[], int, int[], int)} fails + * @see EGLGraphicsDevice#EGLGraphicsDevice(long, long, String, int, com.jogamp.nativewindow.egl.EGLGraphicsDevice.EGLDisplayLifecycleCallback) + */ + public static EGLGraphicsDevice eglCreateEGLGraphicsDevice(long nativeDisplayID, String connection, int unitID) { + final EGLGraphicsDevice eglDisplay = new EGLGraphicsDevice(nativeDisplayID, 0, connection, unitID, eglLifecycleCallback); + eglDisplay.open(); + return eglDisplay; + } + + /** + * @param surface + * @param allowFallBackToDefault + * @return an initialized EGLGraphicsDevice + * @throws GLException if {@link EGL#eglGetDisplay(long)} or {@link EGL#eglInitialize(long, int[], int, int[], int)} fails + */ + public static EGLGraphicsDevice eglCreateEGLGraphicsDevice(NativeSurface surface, boolean allowFallBackToDefault) { + long nativeDisplayID; + if( NativeWindowFactory.TYPE_WINDOWS.equals(NativeWindowFactory.getNativeWindowType(false)) ) { + nativeDisplayID = surface.getSurfaceHandle(); // don't even ask .. + } else { + nativeDisplayID = surface.getDisplayHandle(); // 0 == EGL.EGL_DEFAULT_DISPLAY + } + long eglDisplay = EGLDisplayUtil.eglGetDisplay(nativeDisplayID); + if (eglDisplay == EGL.EGL_NO_DISPLAY && nativeDisplayID != EGL.EGL_DEFAULT_DISPLAY && allowFallBackToDefault) { + if(DEBUG) { + System.err.println("EGLDisplayUtil.eglGetDisplay(): Fall back to EGL_DEFAULT_DISPLAY"); + } + nativeDisplayID = EGL.EGL_DEFAULT_DISPLAY; + eglDisplay = EGLDisplayUtil.eglGetDisplay(nativeDisplayID); + } + if (eglDisplay == EGL.EGL_NO_DISPLAY) { + throw new GLException("Failed to created EGL display: "+surface+", error 0x"+Integer.toHexString(EGL.eglGetError())); + } + if (!EGLDisplayUtil.eglInitialize(eglDisplay, null, null)) { + throw new GLException("eglInitialize failed"+", error 0x"+Integer.toHexString(EGL.eglGetError())); + } + final AbstractGraphicsDevice adevice = surface.getGraphicsConfiguration().getScreen().getDevice(); + return new EGLGraphicsDevice(nativeDisplayID, eglDisplay, adevice.getConnection(), adevice.getUnitID(), eglLifecycleCallback); + } } |