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author | Jeroen Bakker <j.bakker@atmind.nl> | 2012-05-17 16:49:33 +0400 |
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committer | Jeroen Bakker <j.bakker@atmind.nl> | 2012-05-17 16:49:33 +0400 |
commit | 044e818cf89ab8587c8acb7927edd740db3a164d (patch) | |
tree | 52611bf4cfd0d8cde1d4d80352987737a4cfa559 /source/blender/compositor/intern/COM_MemoryBuffer.h | |
parent | eb57856a19127f8867974470dfbfb7524740cd70 (diff) |
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merge to TRUNK!
* The old compositor is still available (Debug Menu: 200)
This commit was brought to you by:
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* Monique Dewanchand
* Jeroen Bakker
* Dalai Felinto
* Lukas Tönne
Review:
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* Nate Wiebe
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But mostly by the community:
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Bronze (Ivo Grigull, Dylan Urquidi, Philippe Derungs, Phil Beauchamp, Bruce Parrott, Mathieu Quiblier, Daniel Martinez, Leandro Inocencio, Lluc Romaní Brasó,
Jonathan Williamson, Michael Ehlen, Karlis Stigis, Dreamsteep, Martin Lindelöf, Filippo Saracino, Douwe van der Veen, Olli Äkräs, Bruno D'Arcangeli,
Francisco Sedrez Warmling, Watchmike.ca, peter lener, Matteo Novellino, Martin Kirsch, Austars Schnore, KC Elliott, Massimiliano Puliero, Karl Stein,
Wood Design Studios, Omer Khan, Jyrki Kanto, Michał Krupa, Lars Brubaker, Neil Richmond, Adam Kalisz, Robert Garlington, Ian Wilson, Carlo Andreacchio,
Jeremias Boos, Robert Holcomb, Gabriel Zöller, Robert Cude, Natibel de Leon, Nathan Turnage, Nicolas Vergnes, Philipp Kleinhenz, Norman Hartig, Louis Kreusel,
Christopher Taylor, Giovanni Remondini, Daniel Rentzsch, Nico Partipilo, Thomas Ventresco, Johannes Schwarz, Александр Коротеев, Brendon Harvey,
Marcelo G. Malheiros, Marius Giurgi, Richard Burns, Perttu Iso-Metsälä, Steve Bazin, Radoslav Borisov, Yoshiyuki Shida, Julien Guigner, Andrew Hunter,
Philipp Oeser, Daniel Thul, Thobias Johansson, Mauro Bonecchi, Georg Piorczynski, Sebastian Michailidis, L M Weedy, Gen X, Stefan Hinze, Nicolò Zubbini,
Erik Pusch, Rob Scott, Florian Koch, Charles Razack, Adrian Baker, Oliver Villar Diz, David Revoy, Julio Iglesias Lopez, Coen Spoor, Carlos Folch,
Joseph Christie, Victor Hernández García, David Mcsween, James Finnerty, Cory Kruckenberg, Giacomo Graziosi, Olivier Saraja, Lars Brubaker, Eric Hudson,
Johannes Schwarz, David Elguea, Marcus Schulderinsky, Karel De Bruijn, Lucas van Wijngaarden, Stefano Ciarrocchi, Mehmet Eribol, Thomas Berglund, Zuofei Song,
Dylan Urquidi )
Diffstat (limited to 'source/blender/compositor/intern/COM_MemoryBuffer.h')
-rw-r--r-- | source/blender/compositor/intern/COM_MemoryBuffer.h | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/source/blender/compositor/intern/COM_MemoryBuffer.h b/source/blender/compositor/intern/COM_MemoryBuffer.h new file mode 100644 index 00000000000..78fb16a7b12 --- /dev/null +++ b/source/blender/compositor/intern/COM_MemoryBuffer.h @@ -0,0 +1,170 @@ +/* + * 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 + */ + +class MemoryBuffer; + +#ifndef _COM_MemoryBuffer_h_ +#define _COM_MemoryBuffer_h_ + +#include "COM_ExecutionGroup.h" +#include "BLI_rect.h" +#include "COM_MemoryProxy.h" +extern "C" { + #include "BLI_threads.h" +} +#include <vector> + +/** + * @brief state of a memory buffer + * @ingroup Memory + */ +typedef enum MemoryBufferState { + /** @brief memory has been allocated on creator device and CPU machine, but kernel has not been executed */ + COM_MB_ALLOCATED = 1, + /** @brief memory is available for use, content has been created */ + COM_MB_AVAILABLE = 2, + /** @brief chunk is consolidated from other chunks. special state.*/ + COM_MB_TEMPORARILY = 6 +} MemoryBufferState; + +class MemoryProxy; + +/** + * @brief a MemoryBuffer contains access to the data of a chunk + */ +class MemoryBuffer { +private: + /** + * @brief proxy of the memory (same for all chunks in the same buffer) + */ + MemoryProxy * memoryProxy; + + /** + * @brief the type of buffer COM_DT_VALUE, COM_DT_VECTOR, COM_DT_COLOR + */ + DataType datatype; + + + /** + * @brief region of this buffer inside reative to the MemoryProxy + */ + rcti rect; + + /** + * brief refers to the chunknumber within the executiongroup where related to the MemoryProxy + * @see memoryProxy + */ + unsigned int chunkNumber; + + /** + * @brief width of the chunk + */ + unsigned int chunkWidth; + + /** + * @brief state of the buffer + */ + MemoryBufferState state; + + /** + * @brief the actual float buffer/data + */ + float* buffer; + +public: + /** + * @brief construct new MemoryBuffer for a chunk + */ + MemoryBuffer(MemoryProxy *memoryProxy, unsigned int chunkNumber, rcti* rect); + + /** + * @brief construct new temporarily MemoryBuffer for an area + */ + MemoryBuffer(MemoryProxy *memoryProxy, rcti* rect); + + /** + * @brief destructor + */ + ~MemoryBuffer(); + + /** + * @brief read the ChunkNumber of this MemoryBuffer + */ + unsigned int getChunkNumber() {return this->chunkNumber;} + + /** + * @brief get the data of this MemoryBuffer + * @note buffer should already be available in memory + */ + float* getBuffer() {return this->buffer;} + + /** + * @brief after execution the state will be set to available by calling this method + */ + void setCreatedState() { + this->state = COM_MB_AVAILABLE; + } + + void read(float* result, int x, int y); + void writePixel(int x, int y, float color[4]); + void readCubic(float* result, float x, float y); + void readEWA(float *result, float fx, float fy, float dx, float dy); + + /** + * @brief is this MemoryBuffer a temporarily buffer (based on an area, not on a chunk) + */ + inline const bool isTemporarily() const {return this->state == COM_MB_TEMPORARILY;} + + /** + * @brief add the content from otherBuffer to this MemoryBuffer + * @param otherBuffer source buffer + */ + void copyContentFrom(MemoryBuffer* otherBuffer); + + /** + * @brief get the rect of this MemoryBuffer + */ + rcti* getRect() {return &this->rect;} + + /** + * @brief get the width of this MemoryBuffer + */ + int getWidth() const; + + /** + * @brief get the height of this MemoryBuffer + */ + int getHeight() const; + + /** + * @brief clear the buffer. Make all pixels black transparant. + */ + void clear(); + + MemoryBuffer* duplicate(); + + float* convertToValueBuffer(); +private: + unsigned int determineBufferSize(); +}; + +#endif |