1 files changed, 122 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_CompositorOperation.cpp b/source/blender/compositor/operations/COM_CompositorOperation.cpp
new file mode 100644
index 00000000000..7590b4be299
--- /dev/null
+++ b/source/blender/compositor/operations/COM_CompositorOperation.cpp
@@ -0,0 +1,122 @@
+/*
+ * 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");
+	}
+	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;
+	}
+	
+}
+
+void CompositorOperation::deinitExecution() {
+	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;
+}