Yafray panel splitted in two so we can add more settings.

Also preliminar square arealight export, not usable yet, will be usefull
as soon as photon export is added.

source/blender/src/buttons_scene.c

@@ -1220,11 +1220,7 @@ static void render_panel_yafrayGI()
 		if (G.scene->r.GIpower==0) G.scene->r.GIpower=1;
 		uiDefButF(block, NUM, 0, "Power:", 5,35,154,20, &G.scene->r.GIpower, 0.01, 100.0, 0, 0, "GI lighting intensity scale, 1 is normal");
 	}
-	uiDefButF(block, NUMSLI, 0, "Gam ", 5,10,154,20, &G.scene->r.YF_gamma, 0.001, 5.0, 0, 0, "Gamma correction, 1 is off");
-	uiDefButF(block, NUMSLI, 0, "Exp ", 159,10,154,20, &G.scene->r.YF_exposure, 0.0, 10.0, 0, 0, "Exposure adjustment, 0 is off");
         
-  uiDefButI(block, NUM, 0, "Processors:", 159,35,154,20,
-				&G.scene->r.YF_numprocs, 1.0, 8.0, 10, 10, "Number of processors to use");
 
 	if (G.scene->r.GImethod==2) {
 		if (G.scene->r.GIdepth==0) G.scene->r.GIdepth=2;
@@ -1242,6 +1238,26 @@ static void render_panel_yafrayGI()
 	}
 }
 
+/* yafray: global  options panel */
+static void render_panel_yafrayGlobal()
+{
+	uiBlock *block;
+
+	block= uiNewBlock(&curarea->uiblocks, "render_panel_yafrayGlobal", UI_EMBOSS, UI_HELV, curarea->win);
+	uiNewPanelTabbed("Render", "Render");
+	if(uiNewPanel(curarea, block, "YafRay", "Render", 320, 0, 318, 204)==0) return;
+
+	// label to force a boundbox for buttons not to be centered
+	uiDefBut(block, LABEL, 0, " ", 305,180,10,10, 0, 0, 0, 0, 0, "");
+
+	uiDefButF(block, NUMSLI, 0, "Gam ", 5,10,154,20, &G.scene->r.YF_gamma, 0.001, 5.0, 0, 0, "Gamma correction, 1 is off");
+	uiDefButF(block, NUMSLI, 0, "Exp ", 159,10,154,20,&G.scene->r.YF_exposure, 0.0, 10.0, 0, 0, "Exposure adjustment, 0 is off");
+        
+  uiDefButI(block, NUM, 0, "Processors:", 159,35,154,20,
+				&G.scene->r.YF_numprocs, 1.0, 8.0, 10, 10, "Number of processors to use");
+
+}
+
 
 void render_panels()
 {
@@ -1253,6 +1269,7 @@ void render_panels()
 	/* yafray: GI panel only available when yafray enabled for rendering */
 	if (G.scene->r.mode & R_YAFRAY) {
 		if (G.scene->r.YF_gamma==0.0) G.scene->r.YF_gamma=1.0;
+		render_panel_yafrayGlobal();
 		render_panel_yafrayGI();
 	}
 

source/blender/yafray/intern/export_File.cpp

@@ -239,7 +239,7 @@ void yafrayFileRender_t::writeTextures()
 {
 	for (map<string, pair<Material*, MTex*> >::const_iterator blendtex=used_textures.begin();
 						blendtex!=used_textures.end();++blendtex) {
-		Material* matr = blendtex->second.first;
+		//Material* matr = blendtex->second.first;
 		MTex* mtex = blendtex->second.second;
 		Tex* tex = mtex->tex;
 		switch (tex->type) {
@@ -921,7 +921,7 @@ void yafrayFileRender_t::writeAllObjects()
 		writeObject(obj, all_objects[obj], obmat);
 
 		// all others instances of first
-		for (int curmtx=16;curmtx<dupMtx->second.size();curmtx+=16) {	// number of 4x4 matrices
+		for (unsigned int curmtx=16;curmtx<dupMtx->second.size();curmtx+=16) {	// number of 4x4 matrices
 
 			// new mtx
 			for (int i=0;i<4;i++)
@@ -954,6 +954,21 @@ void yafrayFileRender_t::writeAllObjects()
 
 }
 
+void yafrayFileRender_t::writeAreaLamp(LampRen* lamp,int num)
+{
+	if(lamp->area_shape != LA_AREA_SQUARE) return;
+	float *a=lamp->area[0],*b=lamp->area[1],*c=lamp->area[2],*d=lamp->area[3];
+	ostr.str("");
+	ostr << "<light type=\"arealight\" name=\"LAMP" << num+1 << "\" dummy=\"off\" " <<endl;
+	ostr << "\tpower=\"" << lamp->energy <<"\">" <<endl;
+	ostr << "\t<color r=\""<<lamp->r<<"\" g=\""<<lamp->g<<"\" b=\""<<lamp->b<<"\"/>"<<endl;
+	ostr << "\t<a x=\""<<a[0]<<"\" y=\""<<a[1]<<"\" z=\""<<a[2]<<"\"/>"<<endl;
+	ostr << "\t<b x=\""<<b[0]<<"\" y=\""<<b[1]<<"\" z=\""<<b[2]<<"\"/>"<<endl;
+	ostr << "\t<c x=\""<<c[0]<<"\" y=\""<<c[1]<<"\" z=\""<<c[2]<<"\"/>"<<endl;
+	ostr << "\t<d x=\""<<d[0]<<"\" y=\""<<d[1]<<"\" z=\""<<d[2]<<"\"/>"<<endl;
+	ostr << "</light>"<<endl<<endl;
+	xmlfile << ostr.str();
+}
 
 void yafrayFileRender_t::writeLamps()
 {
@@ -962,6 +977,7 @@ void yafrayFileRender_t::writeLamps()
 	{
 		ostr.str("");
 		LampRen* lamp = R.la[i];
+		if(lamp->type==LA_AREA) {writeAreaLamp(lamp,i);continue;}
 		// TODO: add decay setting in yafray
 		ostr << "<light type=\"";
 		if (lamp->type==LA_LOCAL)
@@ -970,12 +986,6 @@ void yafrayFileRender_t::writeLamps()
 			ostr << "spotlight";
 		else if (lamp->type==LA_SUN)	// for now, hemi == sun
 			ostr << "sunlight";
-		/* TODO
-		else if (lamp->type==LA_AREA) {
-			// new blender area light
-			ostr << "arealight";
-		}
-		*/
 		else {
 			// possibly unknown type, ignore
 			cout << "Unknown Blender lamp type: " << lamp->type << endl;

source/blender/yafray/intern/export_File.h

@@ -20,6 +20,7 @@ class yafrayFileRender_t : public yafrayRender_t
 		virtual void writeObject(Object* obj, 
 				const std::vector<VlakRen*> &VLR_list, const float obmat[4][4]);
 		virtual void writeAllObjects();
+		void writeAreaLamp(LampRen* lamp,int num);
 		virtual void writeLamps();
 		virtual void writeCamera();
 		virtual void writeHemilight();

source/blender/yafray/intern/yafray_Render.cpp

@@ -59,7 +59,10 @@ bool yafrayRender_t::exportScene()
 	clearAll();
 
 	if(!finishExport())
+	{
 		G.afbreek = 1;	//stop render and anim if doing so
+		return false;
+	}
 	else return true;
 }