diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_ViewerOperation.cpp')
| -rw-r--r-- | source/blender/compositor/operations/COM_ViewerOperation.cpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_ViewerOperation.cpp b/source/blender/compositor/operations/COM_ViewerOperation.cpp new file mode 100644 index 00000000000..b0d443f1cbd --- /dev/null +++ b/source/blender/compositor/operations/COM_ViewerOperation.cpp @@ -0,0 +1,108 @@ +/* + * 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_ViewerOperation.h" +#include "COM_SocketConnection.h" +#include "BLI_listbase.h" +#include "DNA_scene_types.h" +#include "BKE_image.h" +#include "WM_api.h" +#include "WM_types.h" +#include "PIL_time.h" +#include "BLI_utildefines.h" +#include "BLI_math_color.h" +#include "BLI_math_vector.h" + +extern "C" { + #include "MEM_guardedalloc.h" + #include "IMB_imbuf.h" + #include "IMB_imbuf_types.h" +} + + +ViewerOperation::ViewerOperation() : ViewerBaseOperation() { + this->addInputSocket(COM_DT_COLOR); + this->addInputSocket(COM_DT_VALUE); + + this->imageInput = NULL; + this->alphaInput = NULL; +} + +void ViewerOperation::initExecution() { + // When initializing the tree during initial load the width and height can be zero. + this->imageInput = getInputSocketReader(0); + this->alphaInput = getInputSocketReader(1); + ViewerBaseOperation::initExecution(); +} + +void ViewerOperation::deinitExecution() { + this->imageInput = NULL; + this->alphaInput = NULL; + ViewerBaseOperation::deinitExecution(); +} + + +void ViewerOperation::executeRegion(rcti *rect, unsigned int tileNumber, MemoryBuffer** memoryBuffers) { + float* buffer = this->outputBuffer; + unsigned char* bufferDisplay = this->outputBufferDisplay; + if (!buffer) return; + const int x1 = rect->xmin; + const int y1 = rect->ymin; + const int x2 = rect->xmax; + const int y2 = rect->ymax; + const int offsetadd = (this->getWidth()-(x2-x1))*4; + int offset = (y1*this->getWidth() + x1 ) * 4; + float alpha[4], srgb[4]; + int x; + int y; + bool breaked = false; + + for (y = y1 ; y < y2 && (!breaked) ; y++) { + for (x = x1 ; x < x2; x++) { + imageInput->read(&(buffer[offset]), x, y, COM_PS_NEAREST, memoryBuffers); + if (alphaInput != NULL) { + alphaInput->read(alpha, x, y, COM_PS_NEAREST, memoryBuffers); + buffer[offset+3] = alpha[0]; + } + /// @todo: linear conversion only when scene color management is selected, also check predivide. + if (this->doColorManagement) { + if(this->doColorPredivide) { + linearrgb_to_srgb_predivide_v4(srgb, buffer+offset); + } else { + linearrgb_to_srgb_v4(srgb, buffer+offset); + } + } else { + copy_v4_v4(srgb, buffer+offset); + } + + F4TOCHAR4(srgb, bufferDisplay+offset); + + offset +=4; + } + if (tree->test_break && tree->test_break(tree->tbh)) { + breaked = true; + } + + offset += offsetadd; + } + updateImage(rect); +} |