1 files changed, 89 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_MovieDistortionOperation.cpp b/source/blender/compositor/operations/COM_MovieDistortionOperation.cpp
new file mode 100644
index 00000000000..360719aa59f
--- /dev/null
+++ b/source/blender/compositor/operations/COM_MovieDistortionOperation.cpp
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2011, Blender Foundation.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributor: 
+ *		Jeroen Bakker 
+ *		Monique Dewanchand
+ */
+
+#include "COM_MovieDistortionOperation.h"
+
+extern "C" {
+	#include "BKE_tracking.h"
+
+#include "BLI_linklist.h"
+}
+
+
+vector<DistortionCache*> s_cache;
+
+
+MovieDistortionOperation::MovieDistortionOperation(bool distortion) : NodeOperation() {
+	this->addInputSocket(COM_DT_COLOR);
+	this->addOutputSocket(COM_DT_COLOR);
+	this->setResolutionInputSocketIndex(0);
+	this->inputOperation = NULL;
+	this->movieClip = NULL;
+	this->cache = NULL;
+	this->distortion = distortion;
+}
+void MovieDistortionOperation::initExecution() {
+	this->inputOperation = this->getInputSocketReader(0);
+	if (this->movieClip) {
+		for (int i = 0 ; i < s_cache.size() ; i ++) {
+			DistortionCache* c = (DistortionCache*)s_cache[i];
+			if (c->isCacheFor(this->movieClip, this->width, this->height, this->distortion)) {
+				this->cache = c;
+				return;
+			}
+		}
+		DistortionCache* newC = new DistortionCache(this->movieClip, this->width, this->height, this->distortion);
+		s_cache.push_back(newC);
+		this->cache = newC;
+	} else {
+		this->cache = NULL;
+	}
+}
+
+void MovieDistortionOperation::deinitExecution() {
+	this->inputOperation = NULL;
+	this->movieClip = NULL;
+}
+
+
+void MovieDistortionOperation::executePixel(float *color,float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) {
+	
+	if (this->cache != NULL) {
+		float u, v;
+		this->cache->getUV(&this->movieClip->tracking, x, y, &u, &v);
+		this->inputOperation->read(color, u, v, sampler, inputBuffers);
+	} 
+	else {
+		this->inputOperation->read(color, x, y, sampler, inputBuffers);
+	}
+}
+
+bool MovieDistortionOperation::determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output) {
+	rcti newInput;
+	
+	newInput.xmax = input->xmax + 100;
+	newInput.xmin = input->xmin - 100;
+	newInput.ymax = input->ymax + 100;
+	newInput.ymin = input->ymin - 100;
+	
+	return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output);
+}