1 files changed, 58 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_MixHueOperation.cpp b/source/blender/compositor/operations/COM_MixHueOperation.cpp
new file mode 100644
index 00000000000..386bd02ba2a
--- /dev/null
+++ b/source/blender/compositor/operations/COM_MixHueOperation.cpp
@@ -0,0 +1,58 @@
+/*
+ * 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_MixHueOperation.h"
+
+extern "C" {
+	#include "BLI_math.h"
+}
+
+MixHueOperation::MixHueOperation(): MixBaseOperation() {
+}
+
+void MixHueOperation::executePixel(float* outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) {
+	float inputColor1[4];
+	float inputColor2[4];
+	float value;
+
+	inputValueOperation->read(&value, x, y, sampler, inputBuffers);
+	inputColor1Operation->read(&inputColor1[0], x, y, sampler, inputBuffers);
+	inputColor2Operation->read(&inputColor2[0], x, y, sampler, inputBuffers);
+
+	if (this->useValueAlphaMultiply()) {
+		value *= inputColor2[3];
+	}
+	float valuem= 1.0f-value;
+	
+	float colH,colS,colV;
+	rgb_to_hsv(inputColor2[0], inputColor2[1], inputColor2[2], &colH, &colS, &colV);
+	if(colS!=0.0f){
+		float rH,rS,rV;
+		float tmpr,tmpg,tmpb;
+		rgb_to_hsv(inputColor1[0], inputColor1[1], inputColor1[2], &rH, &rS, &rV);
+		hsv_to_rgb(colH , rS, rV, &tmpr, &tmpg, &tmpb);
+		outputValue[0] = valuem*(inputColor1[0]) + value*tmpr;
+		outputValue[1] = valuem*(inputColor1[1]) + value*tmpg;
+		outputValue[2] = valuem*(inputColor1[2]) + value*tmpb;
+	}
+	outputValue[3] = inputColor1[3];
+}