Add the 'offset' parameter to the Plant layer.

git-svn-id: http://svn.voria.com/code@1575 1f10aa63-cdf2-0310-b900-c93c546f37ac

diff --git a/synfig-core/trunk/src/modules/mod_particle/plant.cpp b/synfig-core/trunk/src/modules/mod_particle/plant.cpp
index 1a89f1f..cdaa592 100644 (file)
--- a/synfig-core/trunk/src/modules/mod_particle/plant.cpp
+++ b/synfig-core/trunk/src/modules/mod_particle/plant.cpp
@@ -76,6 +76,7 @@ SYNFIG_LAYER_SET_CVS_ID(Plant,"$Id$");
 
 
 Plant::Plant():
+       offset(0,0),
        split_angle(Angle::deg(10)),
        gravity(0,-0.1),
        velocity(0.3),
@@ -283,6 +284,7 @@ Plant::set_param(const String & param, const ValueBase &value)
                needs_sync_=true;
                return true;
        }
+       IMPORT(offset);
        IMPORT_PLUS(split_angle,needs_sync_=true);
        IMPORT_PLUS(gravity,needs_sync_=true);
        IMPORT_PLUS(gradient,needs_sync_=true);
@@ -342,6 +344,7 @@ Plant::get_param(const String& param)const
        if(param=="seed")
                return random.get_seed();
        EXPORT(bline);
+       EXPORT(offset);
        EXPORT(split_angle);
        EXPORT(gravity);
        EXPORT(velocity);
@@ -373,10 +376,14 @@ Plant::get_param_vocab()const
        ret.push_back(ParamDesc("bline")
                .set_local_name(_("Vertices"))
                .set_description(_("A list of BLine Points"))
-               //.set_origin("offset")
+               .set_origin("offset")
                //.set_scalar("width")
        );
 
+       ret.push_back(ParamDesc("offset")
+               .set_local_name(_("Offset"))
+       );
+
        ret.push_back(ParamDesc("gradient")
                .set_local_name(_("Gradient"))
                .set_description(_("Gradient to be used for coloring the plant"))
@@ -474,8 +481,8 @@ Plant::accelerated_render(Context context,Surface *surface,int quality, const Re
        dest_surface.set_wh(surface->get_w(),surface->get_h());
        dest_surface.clear();
 
-       const Point     tl(renddesc.get_tl());
-       const Point br(renddesc.get_br());
+       const Point     tl(renddesc.get_tl()-offset);
+       const Point br(renddesc.get_br()-offset);
 
        const int       w(renddesc.get_w());
        const int       h(renddesc.get_h());

diff --git a/synfig-core/trunk/src/modules/mod_particle/plant.h b/synfig-core/trunk/src/modules/mod_particle/plant.h
index e43818c..dec87ff 100644 (file)
--- a/synfig-core/trunk/src/modules/mod_particle/plant.h
+++ b/synfig-core/trunk/src/modules/mod_particle/plant.h
@@ -57,6 +57,8 @@ private:
        std::vector<synfig::BLinePoint> bline;
        bool bline_loop;
 
+       Point offset;
+
        synfig::Gradient gradient;
 
        struct Particle