Disabled external gits

2022-04-07 18:46:57 +02:00
parent 88cb3426ad
commit 15e7120d6d
5316 changed files with 4563444 additions and 6 deletions
--- a/cs440-acg/ext/openexr/OpenEXR_Viewers/playexr/FileReadingThread.cpp
+++ b/cs440-acg/ext/openexr/OpenEXR_Viewers/playexr/FileReadingThread.cpp
@@ -0,0 +1,169 @@
+///////////////////////////////////////////////////////////////////////////
+//
+// Copyright (c) 2006, Industrial Light & Magic, a division of Lucas
+// Digital Ltd. LLC
+// 
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+// *       Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// *       Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// *       Neither the name of Industrial Light & Magic nor the names of
+// its contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission. 
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+///////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------------
+//
+//	class FileReadingThread
+//
+//-----------------------------------------------------------------------------
+
+#include "FileReadingThread.h"
+#include "fileNameForFrame.h"
+#include "ImageBuffers.h"
+#include <ImfInputFile.h>
+#include <Iex.h>
+#include <iostream>
+
+
+using namespace OPENEXR_IMF_NAMESPACE;
+using namespace ILMTHREAD_NAMESPACE;
+using namespace IEX_NAMESPACE;
+using namespace std;
+
+
+FileReadingThread::FileReadingThread
+    (const char fileNameTemplate[],
+     int firstFrame,
+     int lastFrame,
+     ImageBuffers &imageBuffers)
+:
+    Thread(),
+    _fileNameTemplate (fileNameTemplate),
+    _firstFrame (firstFrame),
+    _lastFrame (lastFrame),
+    _imageBuffers (imageBuffers)
+{
+    start();	// start() calls run()
+}
+
+
+void
+FileReadingThread::run ()
+{
+    try
+    {
+	int i = 0;	// index of the image buffer we will fill next
+	int frame = _firstFrame;
+
+	while (true)
+	{
+	    //
+	    // Check if the display thread wants us to exit.
+	    //
+
+	    if (_imageBuffers.exitSemaphore1.tryWait())
+	    {
+		_imageBuffers.exitSemaphore2.post();
+		return;
+	    }
+
+	    //
+	    // Wait for an image buffer to become available.
+	    //
+
+	    _imageBuffers.emptyBuffersSemaphore.wait();
+
+	    //
+	    // Generate the file name for this frame
+	    // and open the corresponding OpenEXR file.
+	    //
+
+	    string fileName = fileNameForFrame (_fileNameTemplate, frame);
+	    InputFile in (fileName.c_str());
+
+	    //
+	    // Verify that this frame has the same data window
+	    // as all other frames. (We do not dynamically resize
+	    // our image buffers.)
+	    //
+
+	    if (in.header().dataWindow() != _imageBuffers.dataWindow)
+		THROW (ArgExc,
+		       "Data window of frame " << frame << " "
+		       "differs from data window of "
+		       "frame " << _firstFrame << ".");
+
+	    //
+	    // Read the OpenEXR file, storing the pixels in
+	    // image buffer i.
+	    //
+
+	    in.setFrameBuffer (_imageBuffers.frameBuffer (i));
+
+	    in.readPixels (_imageBuffers.dataWindow.min.y,
+			   _imageBuffers.dataWindow.max.y);
+
+	    //
+	    // Mark the image buffer as full; the display
+	    // thread can now display this frame.
+	    //
+
+	    _imageBuffers.frameNumber (i) = frame;
+	    _imageBuffers.fullBuffersSemaphore.post();
+
+	    //
+	    // Advance to the next frame
+	    //
+
+	    if (_imageBuffers.forward)
+	    {
+		if (frame >= _lastFrame)
+		    frame = _firstFrame;
+		else
+		    frame += 1;
+	    }
+	    else
+	    {
+		if (frame <= _firstFrame)
+		    frame = _lastFrame;
+		else
+		    frame -= 1;
+	    }
+
+	    i = (i + 1) % _imageBuffers.numBuffers();
+	}
+    }
+    catch (const std::exception &exc)
+    {
+	//
+	// If anything goes wrong, print an eror message and exit.
+	//
+
+	cerr << exc.what() << endl;
+
+	_imageBuffers.exitSemaphore2.post();
+	_imageBuffers.fullBuffersSemaphore.post();
+	return;
+    }
+}