Changeset 8341 for OpenSceneGraph/trunk/examples/osgscreencapture/osgscreencapture.cpp

Timestamp:

05/26/08 13:53:51 (5 years ago)

Author:

robert

Message:

Added option for doing triple buffering, and set the default read format
to GL_RGBA

Files:

• OpenSceneGraph/trunk/examples/osgscreencapture/osgscreencapture.cpp (modified) (4 diffs)

OpenSceneGraph/trunk/examples/osgscreencapture/osgscreencapture.cpp

@@ -41 +41 @@
             READ_PIXELS,
             SINGLE_PBO,
-            DOUBLE_PBO
+            DOUBLE_PBO,
+            TRIPLE_PBO
         };
     
@@ -58 +59 @@
                 _readBuffer(readBuffer),
                 _fileName(name),
-                _pixelFormat(GL_BGR),
+                _pixelFormat(GL_BGRA),
                 _type(GL_UNSIGNED_BYTE),
                 _width(0),
@@ -87 +88 @@
                         _pboBuffer.push_back(0); 
                         break;
+                    case(TRIPLE_PBO): 
+                        osg::notify(osg::NOTICE)<<"Reading window usig glReadPixels, with a double buffer PixelBufferObject."<<std::endl;
+                        _pboBuffer.push_back(0); 
+                        _pboBuffer.push_back(0); 
+                        _pboBuffer.push_back(0); 
+                        break;
                     default:
                         break;                                
@@ -575 +582 @@
     while (arguments.read("--single-pbo")) mode = WindowCaptureCallback::SINGLE_PBO;
     while (arguments.read("--double-pbo")) mode = WindowCaptureCallback::DOUBLE_PBO;
+    while (arguments.read("--triple-pbo")) mode = WindowCaptureCallback::TRIPLE_PBO;