1 files changed, 130 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_RenderLayersBaseProg.cpp b/source/blender/compositor/operations/COM_RenderLayersBaseProg.cpp
new file mode 100644
index 00000000000..e63fcd5df4d
--- /dev/null
+++ b/source/blender/compositor/operations/COM_RenderLayersBaseProg.cpp
@@ -0,0 +1,130 @@
+/*
+ * 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_RenderLayersBaseProg.h"
+
+#include "BLI_listbase.h"
+#include "DNA_scene_types.h"
+
+extern "C" {
+	#include "RE_pipeline.h"
+	#include "RE_shader_ext.h"
+	#include "RE_render_ext.h"
+}
+
+RenderLayersBaseProg::RenderLayersBaseProg(int renderpass, int elementsize): NodeOperation() {
+	this->renderpass = renderpass;
+	this->setScene(NULL);
+	this->inputBuffer = NULL;
+	this->elementsize = elementsize;
+}
+
+
+void RenderLayersBaseProg::initExecution() {
+	Scene * scene = this->getScene();
+	Render *re= (scene)? RE_GetRender(scene->id.name): NULL;
+	RenderResult *rr= NULL;
+	
+	if(re)
+			rr= RE_AcquireResultRead(re);
+	
+	if(rr) {
+		SceneRenderLayer *srl= (SceneRenderLayer*)BLI_findlink(&scene->r.layers, getLayerId());
+		if(srl) {
+	
+			   RenderLayer *rl= RE_GetRenderLayer(rr, srl->name);
+			   if(rl && rl->rectf) {
+				   this->inputBuffer = RE_RenderLayerGetPass(rl, renderpass);
+	
+				   if (this->inputBuffer == NULL || renderpass == SCE_PASS_COMBINED) {
+					   this->inputBuffer = rl->rectf;
+				   }
+			   }
+		   }
+	}
+	if (re) {
+		RE_ReleaseResult(re);
+		re = NULL;
+	}
+}
+
+void RenderLayersBaseProg::executePixel(float* output, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) {
+	int ix = x;
+	int iy = y;
+	
+	if (inputBuffer == NULL || ix < 0 || iy < 0 || ix >= (int)this->getWidth() || iy >= (int)this->getHeight() ) {
+		output[0] = 0.0f;
+		output[1] = 0.0f;
+		output[2] = 0.0f;
+		output[3] = 0.0f;
+	} else {
+		unsigned int offset = (iy*this->getWidth()+ix) * elementsize;
+		if (elementsize == 1) {
+			output[0] = inputBuffer[offset];
+			output[1] = 0.0f;
+			output[2] = 0.0f;
+			output[3] = 0.0f;
+		} else if (elementsize == 3){
+			output[0] = inputBuffer[offset];
+			output[1] = inputBuffer[offset+1];
+			output[2] = inputBuffer[offset+2];
+			output[3] = 1.0f;
+		} else {
+			output[0] = inputBuffer[offset];
+			output[1] = inputBuffer[offset+1];
+			output[2] = inputBuffer[offset+2];
+			output[3] = inputBuffer[offset+3];
+		}
+	}
+}
+
+void RenderLayersBaseProg::deinitExecution() {
+	this->inputBuffer = NULL;
+}
+
+void RenderLayersBaseProg::determineResolution(unsigned int resolution[], unsigned int preferredResolution[]) {
+	Scene *sce= this->getScene();
+	Render *re= (sce)? RE_GetRender(sce->id.name): NULL;
+	RenderResult *rr= NULL;
+	
+	resolution[0] = 0;
+	resolution[1] = 0;
+	
+	if(re)
+			rr= RE_AcquireResultRead(re);
+	
+	if(rr) {
+		SceneRenderLayer *srl= (SceneRenderLayer*)BLI_findlink(&sce->r.layers, getLayerId());
+		if(srl) {
+			   RenderLayer *rl= RE_GetRenderLayer(rr, srl->name);
+			   if(rl && rl->rectf) {
+				   resolution[0]=rl->rectx;
+				   resolution[1]=rl->recty;
+			   }
+		}
+	}
+	
+	if(re)
+		 RE_ReleaseResult(re);
+
+}
+