1 files changed, 70 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_ChangeHSVOperation.cc b/source/blender/compositor/operations/COM_ChangeHSVOperation.cc
new file mode 100644
index 00000000000..6bc9fa53c31
--- /dev/null
+++ b/source/blender/compositor/operations/COM_ChangeHSVOperation.cc
@@ -0,0 +1,70 @@
+/*
+ * 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.
+ *
+ * Copyright 2011, Blender Foundation.
+ */
+
+#include "COM_ChangeHSVOperation.h"
+
+ChangeHSVOperation::ChangeHSVOperation()
+{
+  this->addInputSocket(COM_DT_COLOR);
+  this->addInputSocket(COM_DT_VALUE);
+  this->addInputSocket(COM_DT_VALUE);
+  this->addInputSocket(COM_DT_VALUE);
+  this->addOutputSocket(COM_DT_COLOR);
+  this->m_inputOperation = nullptr;
+}
+
+void ChangeHSVOperation::initExecution()
+{
+  this->m_inputOperation = getInputSocketReader(0);
+  this->m_hueOperation = getInputSocketReader(1);
+  this->m_saturationOperation = getInputSocketReader(2);
+  this->m_valueOperation = getInputSocketReader(3);
+}
+
+void ChangeHSVOperation::deinitExecution()
+{
+  this->m_inputOperation = nullptr;
+  this->m_hueOperation = nullptr;
+  this->m_saturationOperation = nullptr;
+  this->m_valueOperation = nullptr;
+}
+
+void ChangeHSVOperation::executePixelSampled(float output[4],
+                                             float x,
+                                             float y,
+                                             PixelSampler sampler)
+{
+  float inputColor1[4];
+  float hue[4], saturation[4], value[4];
+
+  this->m_inputOperation->readSampled(inputColor1, x, y, sampler);
+  this->m_hueOperation->readSampled(hue, x, y, sampler);
+  this->m_saturationOperation->readSampled(saturation, x, y, sampler);
+  this->m_valueOperation->readSampled(value, x, y, sampler);
+
+  output[0] = inputColor1[0] + (hue[0] - 0.5f);
+  if (output[0] > 1.0f) {
+    output[0] -= 1.0f;
+  }
+  else if (output[0] < 0.0f) {
+    output[0] += 1.0f;
+  }
+  output[1] = inputColor1[1] * saturation[0];
+  output[2] = inputColor1[2] * value[0];
+  output[3] = inputColor1[3];
+}