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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_CompositorOperation.h"
#include "COM_SocketConnection.h"
#include "BLI_listbase.h"
#include "DNA_scene_types.h"
#include "BKE_image.h"
extern "C" {
#include "RE_pipeline.h"
#include "RE_shader_ext.h"
#include "RE_render_ext.h"
#include "MEM_guardedalloc.h"
#include "render_types.h"
}
#include "PIL_time.h"
CompositorOperation::CompositorOperation() : NodeOperation()
{
this->addInputSocket(COM_DT_COLOR);
this->addInputSocket(COM_DT_VALUE);
this->setScene(NULL);
this->outputBuffer = NULL;
this->imageInput = NULL;
this->alphaInput = NULL;
}
void CompositorOperation::initExecution()
{
// When initializing the tree during initial load the width and height can be zero.
this->imageInput = getInputSocketReader(0);
this->alphaInput = getInputSocketReader(1);
if (this->getWidth() * this->getHeight() != 0) {
this->outputBuffer=(float*) MEM_callocN(this->getWidth()*this->getHeight()*4*sizeof(float), "CompositorOperation");
}
}
void CompositorOperation::deinitExecution()
{
if (tree->test_break && !tree->test_break(tree->tbh)) {
const Scene * scene = this->scene;
Render *re = RE_GetRender(scene->id.name);
RenderResult *rr = RE_AcquireResultWrite(re);
if (rr) {
if (rr->rectf != NULL) {
MEM_freeN(rr->rectf);
}
rr->rectf = outputBuffer;
}
if (re) {
RE_ReleaseResult(re);
re = NULL;
}
BKE_image_signal(BKE_image_verify_viewer(IMA_TYPE_R_RESULT, "Render Result"), NULL, IMA_SIGNAL_FREE);
}
else {
if (this->outputBuffer) {
MEM_freeN(this->outputBuffer);
}
}
this->outputBuffer = NULL;
this->imageInput = NULL;
this->alphaInput = NULL;
}
void CompositorOperation::executeRegion(rcti *rect, unsigned int tileNumber, MemoryBuffer** memoryBuffers)
{
float color[8]; // 7 is enough
float *buffer = this->outputBuffer;
if (!buffer) return;
int x1 = rect->xmin;
int y1 = rect->ymin;
int x2 = rect->xmax;
int y2 = rect->ymax;
int offset = (y1*this->getWidth() + x1 ) * 4;
int x;
int y;
bool breaked = false;
for (y = y1 ; y < y2 && (!breaked); y++) {
for (x = x1 ; x < x2 && (!breaked) ; x++) {
imageInput->read(color, x, y, COM_PS_NEAREST, memoryBuffers);
if (alphaInput != NULL) {
alphaInput->read(&(color[3]), x, y, COM_PS_NEAREST, memoryBuffers);
}
buffer[offset] = color[0];
buffer[offset+1] = color[1];
buffer[offset+2] = color[2];
buffer[offset+3] = color[3];
offset +=4;
if (tree->test_break && tree->test_break(tree->tbh)) {
breaked = true;
}
}
offset += (this->getWidth()-(x2-x1))*4;
}
}
void CompositorOperation::determineResolution(unsigned int resolution[], unsigned int preferredResolution[])
{
int width = this->scene->r.xsch*this->scene->r.size/100;
int height = this->scene->r.ysch*this->scene->r.size/100;
preferredResolution[0] = width;
preferredResolution[1] = height;
NodeOperation::determineResolution(resolution, preferredResolution);
resolution[0] = width;
resolution[1] = height;
}
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