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Diffstat (limited to 'src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java')
-rw-r--r--src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java151
1 files changed, 88 insertions, 63 deletions
diff --git a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
index 3f38f33bc..d8e5ba31a 100644
--- a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
+++ b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
@@ -28,7 +28,6 @@
package jogamp.opengl;
-import java.util.List;
import javax.media.opengl.GLCapabilities;
import javax.media.opengl.GLCapabilitiesImmutable;
@@ -74,56 +73,60 @@ public class GLGraphicsConfigurationUtil {
}
/**
- * @param isFBO TODO
- * @return bitmask representing the input boolean in exclusive or logic, ie only one bit will be set
+ public static final int getWinAttributeBits(boolean isOnscreen, boolean isFBO, boolean isPBuffer, boolean isBitmap) {
+ int winattrbits = 0;
+ if(isOnscreen) {
+ winattrbits |= WINDOW_BIT;
+ }
+ if(isFBO) {
+ winattrbits |= FBO_BIT;
+ }
+ if(isPBuffer ){
+ winattrbits |= PBUFFER_BIT;
+ }
+ if(isBitmap) {
+ winattrbits |= BITMAP_BIT;
+ }
+ return winattrbits;
+ }
+ public static final int getWinAttributeBits(GLCapabilitiesImmutable caps) {
+ return getWinAttributeBits(caps.isOnscreen(), caps.isFBO(), caps.isPBuffer(), caps.isBitmap());
+ } */
+
+ /**
+ * @return bitmask representing the input boolean in exclusive or logic, ie only one bit will be set.
*/
- public static final int getWinAttributeBits(boolean isOnscreen, boolean isPBuffer, boolean isFBO) {
+ public static final int getExclusiveWinAttributeBits(boolean isOnscreen, boolean isFBO, boolean isPBuffer, boolean isBitmap) {
int winattrbits = 0;
if(isOnscreen) {
winattrbits |= WINDOW_BIT;
- } else {
- if(isFBO) {
- winattrbits |= FBO_BIT;
- }
- if (!isPBuffer) {
- winattrbits |= BITMAP_BIT;
- } else {
- winattrbits |= PBUFFER_BIT;
- }
+ } else if(isFBO) {
+ winattrbits |= FBO_BIT;
+ } else if(isPBuffer ){
+ winattrbits |= PBUFFER_BIT;
+ } else if(isBitmap) {
+ winattrbits |= BITMAP_BIT;
+ }
+ if(0 == winattrbits) {
+ throw new InternalError("Empty bitmask");
}
return winattrbits;
}
/**
- * @see #getWinAttributeBits(boolean, boolean, boolean)
+ * @see #getExclusiveWinAttributeBits(boolean, boolean, boolean, boolean)
*/
- public static final int getWinAttributeBits(GLCapabilitiesImmutable caps) {
- return getWinAttributeBits(caps.isOnscreen(), caps.isPBuffer(), false);
+ public static final int getExclusiveWinAttributeBits(GLCapabilitiesImmutable caps) {
+ return getExclusiveWinAttributeBits(caps.isOnscreen(), caps.isFBO(), caps.isPBuffer(), caps.isBitmap());
}
- public static final boolean addGLCapabilitiesPermutations(List<GLCapabilitiesImmutable> capsBucket, GLCapabilitiesImmutable temp, int winattrbits) {
- int preSize = capsBucket.size();
- if( 0 != ( WINDOW_BIT & winattrbits ) ) {
- GLCapabilities cpy = (GLCapabilities) temp.cloneMutable();
- cpy.setOnscreen(true);
- cpy.setPBuffer(false);
- cpy.setFBO(false);
- capsBucket.add(cpy);
- }
- if( 0 != ( PBUFFER_BIT & winattrbits ) || 0 != ( FBO_BIT & winattrbits ) ) {
- GLCapabilities cpy = (GLCapabilities) temp.cloneMutable();
- cpy.setFBO(0 != ( FBO_BIT & winattrbits ));
- cpy.setPBuffer(0 != ( PBUFFER_BIT & winattrbits ));
- capsBucket.add(cpy);
- }
- if( 0 != ( BITMAP_BIT & winattrbits ) ) {
- GLCapabilities cpy = (GLCapabilities) temp.cloneMutable();
- cpy.setOnscreen(false);
- cpy.setPBuffer(false);
- cpy.setFBO(false);
- capsBucket.add(cpy);
- }
- return capsBucket.size() > preSize;
+ public static final GLCapabilities setWinAttributeBits(GLCapabilities caps, int winattrbits) {
+ caps.setBitmap ( 0 != ( BITMAP_BIT & winattrbits ) );
+ caps.setPBuffer ( 0 != ( PBUFFER_BIT & winattrbits ) );
+ caps.setFBO ( 0 != ( FBO_BIT & winattrbits ) );
+ // we reflect availability semantics, hence setting onscreen at last (maybe overwritten above)!
+ caps.setOnscreen( 0 != ( WINDOW_BIT & winattrbits ) );
+ return caps;
}
public static GLCapabilitiesImmutable fixGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean fboAvailable, boolean pbufferAvailable)
@@ -131,33 +134,46 @@ public class GLGraphicsConfigurationUtil {
if( !capsRequested.isOnscreen() ) {
return fixOffscreenGLCapabilities(capsRequested, fboAvailable, pbufferAvailable);
}
- return fixOnscreenGLCapabilities(capsRequested);
+ return capsRequested;
}
public static GLCapabilitiesImmutable fixOnscreenGLCapabilities(GLCapabilitiesImmutable capsRequested)
{
if( !capsRequested.isOnscreen() ) {
// fix caps ..
- GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable();
+ final GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable();
+ caps2.setBitmap (false);
+ caps2.setPBuffer (false);
+ caps2.setFBO (false);
caps2.setOnscreen(true);
return caps2;
}
return capsRequested;
}
-
- public static GLCapabilitiesImmutable fixOffscreenGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean fboAvailable, boolean pbufferAvailable)
- {
- if( capsRequested.getDoubleBuffered() ||
- capsRequested.isOnscreen() ||
- ( fboAvailable != capsRequested.isFBO() ) ||
- ( pbufferAvailable != capsRequested.isPBuffer() ) )
+
+ public static boolean isGLCapabilitiesOffscreenAutoSelection(GLCapabilitiesImmutable capsRequested) {
+ return !capsRequested.isOnscreen() &&
+ !capsRequested.isFBO() && !capsRequested.isPBuffer() && !capsRequested.isBitmap() ;
+ }
+
+ public static GLCapabilitiesImmutable fixOffscreenGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean fboAvailable, boolean pbufferAvailable) {
+ final boolean auto = !capsRequested.isFBO() && !capsRequested.isPBuffer() && !capsRequested.isBitmap() ;
+
+ final boolean useFBO = fboAvailable && ( auto || capsRequested.isFBO() ) ;
+ final boolean usePbuffer = !useFBO && pbufferAvailable && ( auto || capsRequested.isPBuffer() ) ;
+ final boolean useBitmap = !usePbuffer && ( auto || capsRequested.isBitmap() ) ;
+
+ if( capsRequested.isOnscreen() ||
+ useFBO != capsRequested.isFBO() ||
+ usePbuffer != capsRequested.isPBuffer() ||
+ useBitmap != capsRequested.isBitmap() )
{
// fix caps ..
- GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable();
- caps2.setDoubleBuffered(false); // FIXME DBLBUFOFFSCRN
+ final GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable();
caps2.setOnscreen(false);
- caps2.setFBO( fboAvailable );
- caps2.setPBuffer( pbufferAvailable );
+ caps2.setFBO( useFBO );
+ caps2.setPBuffer( usePbuffer );
+ caps2.setBitmap( useBitmap );
return caps2;
}
return capsRequested;
@@ -165,31 +181,40 @@ public class GLGraphicsConfigurationUtil {
public static GLCapabilitiesImmutable fixGLPBufferGLCapabilities(GLCapabilitiesImmutable capsRequested)
{
- if( capsRequested.getDoubleBuffered() || capsRequested.isOnscreen() || !capsRequested.isPBuffer() || capsRequested.isFBO() ) {
+ if( capsRequested.isOnscreen() ||
+ !capsRequested.isPBuffer() ||
+ capsRequested.isFBO() )
+ {
// fix caps ..
- GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable();
- caps2.setDoubleBuffered(false); // FIXME DBLBUFOFFSCRN - we don't need to be single buffered ..
+ final GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable();
caps2.setOnscreen(false);
- caps2.setPBuffer(true);
caps2.setFBO(false);
+ caps2.setPBuffer(true);
+ caps2.setBitmap(false);
return caps2;
}
return capsRequested;
}
/** Fix opaque setting while preserve alpha bits */
- public static GLCapabilitiesImmutable fixOpaqueGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean isOpaque)
+ public static GLCapabilities fixOpaqueGLCapabilities(GLCapabilities capsRequested, boolean isOpaque)
{
- GLCapabilities caps2 = null;
-
if( capsRequested.isBackgroundOpaque() != isOpaque) {
final int alphaBits = capsRequested.getAlphaBits();
- caps2 = (GLCapabilities) capsRequested.cloneMutable();
- caps2.setBackgroundOpaque(isOpaque);
- caps2.setAlphaBits(alphaBits);
- return caps2;
+ capsRequested.setBackgroundOpaque(isOpaque);
+ capsRequested.setAlphaBits(alphaBits);
}
return capsRequested;
}
+ /** Fix double buffered setting */
+ public static GLCapabilitiesImmutable fixDoubleBufferedGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean doubleBuffered)
+ {
+ if( capsRequested.getDoubleBuffered() != doubleBuffered) {
+ final GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable();
+ caps2.setDoubleBuffered(doubleBuffered);
+ return caps2;
+ }
+ return capsRequested;
+ }
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-30 16:26:20 +0000