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/*
* 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_ViewerBaseOperation.h"
#include "COM_SocketConnection.h"
#include "BLI_listbase.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"
extern "C" {
#include "MEM_guardedalloc.h"
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "IMB_colormanagement.h"
}
ViewerBaseOperation::ViewerBaseOperation() : NodeOperation()
{
this->setImage(NULL);
this->setImageUser(NULL);
this->m_outputBuffer = NULL;
this->m_depthBuffer = NULL;
this->m_active = false;
this->m_doDepthBuffer = false;
this->m_viewSettings = NULL;
this->m_displaySettings = NULL;
this->m_ignoreAlpha = false;
}
void ViewerBaseOperation::initExecution()
{
if (isActiveViewerOutput()) {
initImage();
}
}
void ViewerBaseOperation::initImage()
{
Image *anImage = this->m_image;
ImBuf *ibuf = BKE_image_acquire_ibuf(anImage, this->m_imageUser, &this->m_lock);
if (!ibuf) return;
BLI_lock_thread(LOCK_DRAW_IMAGE);
if (ibuf->x != (int)getWidth() || ibuf->y != (int)getHeight()) {
imb_freerectImBuf(ibuf);
imb_freerectfloatImBuf(ibuf);
IMB_freezbuffloatImBuf(ibuf);
ibuf->x = getWidth();
ibuf->y = getHeight();
imb_addrectfloatImBuf(ibuf);
anImage->ok = IMA_OK_LOADED;
ibuf->userflags |= IB_DISPLAY_BUFFER_INVALID;
BLI_unlock_thread(LOCK_DRAW_IMAGE);
}
if (m_doDepthBuffer) {
addzbuffloatImBuf(ibuf);
}
BLI_unlock_thread(LOCK_DRAW_IMAGE);
/* now we combine the input with ibuf */
this->m_outputBuffer = ibuf->rect_float;
/* needed for display buffer update */
this->m_ibuf = ibuf;
if (m_doDepthBuffer) {
this->m_depthBuffer = ibuf->zbuf_float;
}
BKE_image_release_ibuf(this->m_image, this->m_ibuf, this->m_lock);
}
void ViewerBaseOperation:: updateImage(rcti *rect)
{
IMB_partial_display_buffer_update(this->m_ibuf, this->m_outputBuffer, NULL, getWidth(), 0, 0,
this->m_viewSettings, this->m_displaySettings,
rect->xmin, rect->ymin, rect->xmax, rect->ymax, FALSE);
this->updateDraw();
}
void ViewerBaseOperation::deinitExecution()
{
this->m_outputBuffer = NULL;
}
const CompositorPriority ViewerBaseOperation::getRenderPriority() const
{
if (this->isActiveViewerOutput()) {
return COM_PRIORITY_HIGH;
}
else {
return COM_PRIORITY_LOW;
}
}
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