1 files changed, 95 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_ColorCurveOperation.cpp b/source/blender/compositor/operations/COM_ColorCurveOperation.cpp
new file mode 100644
index 00000000000..cb16b99f06b
--- /dev/null
+++ b/source/blender/compositor/operations/COM_ColorCurveOperation.cpp
@@ -0,0 +1,95 @@
+/*
+ * 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_ColorCurveOperation.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+	#include "BKE_colortools.h"
+#ifdef __cplusplus
+}
+#endif
+
+ColorCurveOperation::ColorCurveOperation(): CurveBaseOperation() {
+	this->addInputSocket(COM_DT_VALUE);
+	this->addInputSocket(COM_DT_COLOR);
+	this->addInputSocket(COM_DT_COLOR);
+	this->addInputSocket(COM_DT_COLOR);
+	this->addOutputSocket(COM_DT_COLOR);
+
+	this->inputFacProgram = NULL;
+	this->inputImageProgram = NULL;
+	this->inputBlackProgram = NULL;
+	this->inputWhiteProgram = NULL;
+
+	this->setResolutionInputSocketIndex(1);
+}
+void ColorCurveOperation::initExecution() {
+	CurveBaseOperation::initExecution();
+	this->inputFacProgram = this->getInputSocketReader(0);
+	this->inputImageProgram = this->getInputSocketReader(1);
+	this->inputBlackProgram = this->getInputSocketReader(2);
+	this->inputWhiteProgram = this->getInputSocketReader(3);
+
+	curvemapping_premultiply(this->curveMapping, 0);
+
+}
+
+void ColorCurveOperation::executePixel(float* color, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) {
+	float black[4];
+	float white[4];
+	float fac[4];
+	float image[4];
+
+	this->inputBlackProgram->read(black, x, y, sampler, inputBuffers);
+	this->inputWhiteProgram->read(white, x, y, sampler, inputBuffers);
+
+	curvemapping_set_black_white(this->curveMapping, black, white);
+
+	this->inputFacProgram->read(fac, x, y, sampler, inputBuffers);
+	this->inputImageProgram->read(image, x, y, sampler, inputBuffers);
+
+	if(fac[0]>=1.0)
+		curvemapping_evaluate_premulRGBF(this->curveMapping, color, image);
+	else if(*fac<=0.0) {
+		color[0]= image[0];
+		color[1]= image[1];
+		color[2]= image[2];
+	}
+	else {
+		float col[4], mfac= 1.0f-*fac;
+		curvemapping_evaluate_premulRGBF(this->curveMapping, col, image);
+		color[0]= mfac*image[0] + *fac*col[0];
+		color[1]= mfac*image[1] + *fac*col[1];
+		color[2]= mfac*image[2] + *fac*col[2];
+	}
+	color[3]= image[3];
+}
+
+void ColorCurveOperation::deinitExecution() {
+	this->inputFacProgram = NULL;
+	this->inputImageProgram = NULL;
+	this->inputBlackProgram = NULL;
+	this->inputWhiteProgram = NULL;
+	curvemapping_premultiply(this->curveMapping, 1);
+}