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diff --git a/source/blender/compositor/operations/COM_MultilayerImageOperation.h b/source/blender/compositor/operations/COM_MultilayerImageOperation.h
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+++ b/source/blender/compositor/operations/COM_MultilayerImageOperation.h
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+/*
+ * 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
+ *		Lukas Tönne
+ */
+
+
+#ifndef _COM_MultilayerImageOperation_h
+#define _COM_MultilayerImageOperation_h
+
+#include "COM_ImageOperation.h"
+
+class MultilayerBaseOperation: public BaseImageOperation {
+private:
+	int passId;
+	RenderLayer* renderlayer;
+protected:
+	ImBuf* getImBuf();
+public:
+	/**
+	  * Constructor
+	  */
+	MultilayerBaseOperation(int pass);
+	void setRenderLayer(RenderLayer *renderlayer) {this->renderlayer = renderlayer;}
+};
+
+class MultilayerColorOperation: public MultilayerBaseOperation {
+public:
+	MultilayerColorOperation(int pass): MultilayerBaseOperation(pass) {
+		this->addOutputSocket(COM_DT_COLOR);
+	}
+	void executePixel(float *color, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]);
+};
+
+class MultilayerValueOperation: public MultilayerBaseOperation {
+public:
+	MultilayerValueOperation(int pass): MultilayerBaseOperation(pass) {
+		this->addOutputSocket(COM_DT_VALUE);
+	}
+	void executePixel(float *color, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]);
+};
+
+class MultilayerVectorOperation: public MultilayerBaseOperation {
+public:
+	MultilayerVectorOperation(int pass): MultilayerBaseOperation(pass) {
+		this->addOutputSocket(COM_DT_VECTOR);
+	}
+	void executePixel(float *color, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]);
+};
+
+#endif