diff options
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java')
| -rw-r--r-- | src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java | 70 |
1 files changed, 51 insertions, 19 deletions
diff --git a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java index b7c15bfda..3f38f33bc 100644 --- a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java +++ b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java @@ -38,7 +38,8 @@ public class GLGraphicsConfigurationUtil { public static final int WINDOW_BIT = 1 << 0; public static final int BITMAP_BIT = 1 << 1; public static final int PBUFFER_BIT = 1 << 2; - public static final int ALL_BITS = WINDOW_BIT | BITMAP_BIT | PBUFFER_BIT ; + public static final int FBO_BIT = 1 << 3; + public static final int ALL_BITS = WINDOW_BIT | BITMAP_BIT | PBUFFER_BIT | FBO_BIT ; public static final StringBuilder winAttributeBits2String(StringBuilder sb, int winattrbits) { if(null==sb) { @@ -61,30 +62,43 @@ public class GLGraphicsConfigurationUtil { sb.append(", "); } sb.append("PBUFFER"); + seperator=true; + } + if( 0 != ( FBO_BIT & winattrbits ) ) { + if(seperator) { + sb.append(", "); + } + sb.append("FBO"); } return sb; } /** + * @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 isPBuffer) { + public static final int getWinAttributeBits(boolean isOnscreen, boolean isPBuffer, boolean isFBO) { int winattrbits = 0; if(isOnscreen) { winattrbits |= WINDOW_BIT; - } else if (!isPBuffer) { - winattrbits |= BITMAP_BIT; } else { - winattrbits |= PBUFFER_BIT; + if(isFBO) { + winattrbits |= FBO_BIT; + } + if (!isPBuffer) { + winattrbits |= BITMAP_BIT; + } else { + winattrbits |= PBUFFER_BIT; + } } return winattrbits; } /** - * @see #getWinAttributeBits(boolean, boolean) + * @see #getWinAttributeBits(boolean, boolean, boolean) */ public static final int getWinAttributeBits(GLCapabilitiesImmutable caps) { - return getWinAttributeBits(caps.isOnscreen(), caps.isPBuffer()); + return getWinAttributeBits(caps.isOnscreen(), caps.isPBuffer(), false); } public static final boolean addGLCapabilitiesPermutations(List<GLCapabilitiesImmutable> capsBucket, GLCapabilitiesImmutable temp, int winattrbits) { @@ -92,43 +106,58 @@ public class GLGraphicsConfigurationUtil { 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 ) ) { + if( 0 != ( PBUFFER_BIT & winattrbits ) || 0 != ( FBO_BIT & winattrbits ) ) { GLCapabilities cpy = (GLCapabilities) temp.cloneMutable(); - cpy.setPBuffer(true); + 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 GLCapabilitiesImmutable fixGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean pbufferAvailable) + public static GLCapabilitiesImmutable fixGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean fboAvailable, boolean pbufferAvailable) { if( !capsRequested.isOnscreen() ) { - return fixOffScreenGLCapabilities(capsRequested, pbufferAvailable); + return fixOffscreenGLCapabilities(capsRequested, fboAvailable, pbufferAvailable); } - return capsRequested; + return fixOnscreenGLCapabilities(capsRequested); } - public static GLCapabilitiesImmutable fixOffScreenGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean pbufferAvailable) + public static GLCapabilitiesImmutable fixOnscreenGLCapabilities(GLCapabilitiesImmutable capsRequested) + { + if( !capsRequested.isOnscreen() ) { + // fix caps .. + GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable(); + caps2.setOnscreen(true); + return caps2; + } + return capsRequested; + } + + public static GLCapabilitiesImmutable fixOffscreenGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean fboAvailable, boolean pbufferAvailable) { if( capsRequested.getDoubleBuffered() || capsRequested.isOnscreen() || - ( !pbufferAvailable && capsRequested.isPBuffer() ) ) + ( fboAvailable != capsRequested.isFBO() ) || + ( pbufferAvailable != capsRequested.isPBuffer() ) ) { // fix caps .. GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable(); caps2.setDoubleBuffered(false); // FIXME DBLBUFOFFSCRN caps2.setOnscreen(false); - if(caps2.isPBuffer() && !pbufferAvailable) { - caps2.setPBuffer(false); - } + caps2.setFBO( fboAvailable ); + caps2.setPBuffer( pbufferAvailable ); return caps2; } return capsRequested; @@ -136,25 +165,28 @@ public class GLGraphicsConfigurationUtil { public static GLCapabilitiesImmutable fixGLPBufferGLCapabilities(GLCapabilitiesImmutable capsRequested) { - if( capsRequested.getDoubleBuffered() || capsRequested.isOnscreen() || !capsRequested.isPBuffer()) { + if( capsRequested.getDoubleBuffered() || 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 .. caps2.setOnscreen(false); caps2.setPBuffer(true); + caps2.setFBO(false); return caps2; } return capsRequested; } + /** Fix opaque setting while preserve alpha bits */ public static GLCapabilitiesImmutable fixOpaqueGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean isOpaque) { GLCapabilities caps2 = null; if( capsRequested.isBackgroundOpaque() != isOpaque) { - // fix caps .. + final int alphaBits = capsRequested.getAlphaBits(); caps2 = (GLCapabilities) capsRequested.cloneMutable(); caps2.setBackgroundOpaque(isOpaque); + caps2.setAlphaBits(alphaBits); return caps2; } return capsRequested; |