X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fsynfig%2Flayer_shape.cpp;h=32dde4d94f5d6577f0a7e265404badfa2f5647e0;hb=c3e45b84cbe115d9a8d216f1ce99d06fdd49ccca;hp=3f91a641bc7b08881b54cc02cd658332137601d0;hpb=50cd69a8ee306a98e5c7a435796f77400f2d5fd1;p=synfig.git

diff --git a/synfig-core/trunk/src/synfig/layer_shape.cpp b/synfig-core/trunk/src/synfig/layer_shape.cpp
index 3f91a64..32dde4d 100644
--- a/synfig-core/trunk/src/synfig/layer_shape.cpp
+++ b/synfig-core/trunk/src/synfig/layer_shape.cpp
@@ -1,6 +1,6 @@
 /* === S Y N F I G ========================================================= */
 /*!	\file layer_shape.cpp
-**	\brief Template Header
+**	\brief Implementation of the "Shape" layer
 **
 **	$Id$
 **
@@ -60,8 +60,8 @@ using namespace etl;
 
 SYNFIG_LAYER_INIT(Layer_Shape);
 SYNFIG_LAYER_SET_NAME(Layer_Shape,"shape");
-SYNFIG_LAYER_SET_LOCAL_NAME(Layer_Shape,_("Shape"));
-SYNFIG_LAYER_SET_CATEGORY(Layer_Shape,_("Internal"));
+SYNFIG_LAYER_SET_LOCAL_NAME(Layer_Shape,N_("Shape"));
+SYNFIG_LAYER_SET_CATEGORY(Layer_Shape,N_("Internal"));
 SYNFIG_LAYER_SET_VERSION(Layer_Shape,"0.1");
 SYNFIG_LAYER_SET_CVS_ID(Layer_Shape,"$Id$");
 
@@ -1291,7 +1291,7 @@ Layer_Shape::get_color(Context context, const Point &p)const
 //************** SCANLINE RENDERING *********************
 void Layer_Shape::PolySpan::line_to(Real x, Real y)
 {
-	Real n[4];
+	Real n[4] = {0,0,0,0};
 	bool afterx = false;
 
 	const Real xin(x), yin(y);
@@ -1699,7 +1699,7 @@ void Layer_Shape::PolySpan::draw_scanline(int y, Real x1, Real fy1, Real x2, Rea
 	//case all in same pixel
 	if(ix1 == ix2)  //impossible for degenerate case (covered by the previous cases)
 	{
-		current.addcover(dy,(fx1 + fx2)*dy/2); //horizontal trapazoid area
+		current.addcover(dy,(fx1 + fx2)*dy/2); //horizontal trapezoid area
 		return;
 	}
 
@@ -1713,7 +1713,7 @@ void Layer_Shape::PolySpan::draw_scanline(int y, Real x1, Real fy1, Real x2, Rea
 		mult = (1 - fx1)*dydx;	//next y intersection diff value (at 1)
 
 		//first pixel
-		current.addcover(mult,(1 + fx1)*mult/2);	// fx1,fy1,1,fy@1 - starting trapazoidal area
+		current.addcover(mult,(1 + fx1)*mult/2);	// fx1,fy1,1,fy@1 - starting trapezoidal area
 
 		//move to the next pixel
 		fy1 += mult;
@@ -1749,7 +1749,7 @@ void Layer_Shape::PolySpan::draw_scanline(int y, Real x1, Real fy1, Real x2, Rea
 		mult = fx1*dydx;	//next y intersection diff value
 
 		//first pixel
-		current.addcover(mult,fx1*mult/2);	// fx1,fy1,0,fy@0 - starting trapazoidal area
+		current.addcover(mult,fx1*mult/2);	// fx1,fy1,0,fy@0 - starting trapezoidal area
 
 		//move to next pixel
 		fy1 += mult;
@@ -1877,7 +1877,7 @@ void Layer_Shape::PolySpan::draw_line(Real x1, Real y1, Real x2, Real y2)
 
 		mult = (1 - fy1) * dxdy;
 
-		//x interset scanline
+		//x intersect scanline
 		x_from = x1 + mult;
 		draw_scanline(iy1,x1,fy1,x_from,1);
 
@@ -1907,7 +1907,7 @@ void Layer_Shape::PolySpan::draw_line(Real x1, Real y1, Real x2, Real y2)
 
 		mult = fy1 * dxdy;
 
-		//x interset scanline
+		//x intersect scanline
 		x_from = x1 + mult;
 		draw_scanline(iy1,x1,fy1,x_from,0);
 
@@ -2477,8 +2477,8 @@ Layer_Shape::accelerated_render(Context context,Surface *surface,int quality, co
 
 		Rect	nrect;
 
-		Real	pixelfeatherx = abs(feather/pw),
-				pixelfeathery = abs(feather/ph);
+		Real	pixelfeatherx = quality == 10 ? 0 : abs(feather/pw),
+				pixelfeathery = quality == 10 ? 0 : abs(feather/ph);
 
 		nrect.set_point((aabb.minx - tl[0])/pw,(aabb.miny - tl[1])/ph);
 		nrect.expand((aabb.maxx - tl[0])/pw,(aabb.maxy - tl[1])/ph);
@@ -2519,7 +2519,7 @@ Layer_Shape::accelerated_render(Context context,Surface *surface,int quality, co
 
 	if(cb && !cb->amount_complete(10000,10001+renddesc.get_h())) return false;
 
-	if(feather)
+	if(feather && quality != 10)
 	{
 		//we have to blur rather than be crappy
 
@@ -2640,6 +2640,10 @@ Layer_Shape::render_shape(Surface *surface,bool useblend,int /*quality*/,
 
 	PolySpan	span;
 
+	// if the pixels are zero sized then we're too zoomed out to see anything
+	if (pw == 0 || ph == 0)
+		return true;
+
 	//optimization for tessellating only inside tiles
 	span.window.minx = 0;
 	span.window.miny = 0;
@@ -2855,7 +2859,7 @@ Layer_Shape::render_shape(Surface *surface,bool useblend,int /*quality*/,
 }
 
 bool
-Layer_Shape::render_shape(surface<float> *surface,int /*quality*/,
+Layer_Shape::render_shape(etl::surface<float> *surface,int /*quality*/,
 							const RendDesc &renddesc, ProgressCallback */*cb*/)const
 {
 	// If our amount is set to zero, no need to render anything