zigzag(false)
{
}
-
+
bool
RadialGradient::set_param(const String & param, const ValueBase &value)
{
IMPORT(radius);
IMPORT(loop);
IMPORT(zigzag);
-
+
return Layer_Composite::set_param(param,value);
}
EXPORT(radius);
EXPORT(loop);
EXPORT(zigzag);
-
+
EXPORT_NAME();
EXPORT_VERSION();
-
- return Layer_Composite::get_param(param);
+
+ return Layer_Composite::get_param(param);
}
Layer::Vocab
RadialGradient::get_param_vocab()const
{
Layer::Vocab ret(Layer_Composite::get_param_vocab());
-
+
ret.push_back(ParamDesc("gradient")
.set_local_name(_("Gradient"))
);
ret.push_back(ParamDesc("center")
.set_local_name(_("Center"))
);
-
+
ret.push_back(ParamDesc("radius")
.set_local_name(_("Radius"))
.set_description(_("This is the radius of the circle"))
ret.push_back(ParamDesc("zigzag")
.set_local_name(_("Zig-Zag"))
);
-
+
return ret;
}
RadialGradient::color_func(const Point &point, float supersample)const
{
Real dist((point-center).mag()/radius);
-
+
if(zigzag)
{
dist*=2.0;
return pool.demult_alpha();
}
}
-
+
return gradient(dist,supersample);
}
else
return Color::blend(color,context.get_color(pos),get_amount(),get_blend_method());
}
-
+
bool
RadialGradient::accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const
{
return true;
}
-
+
int x,y;
Surface::pen pen(surface->begin());
Point tl(renddesc.get_tl());
const int w(surface->get_w());
const int h(surface->get_h());
-
+
if(get_amount()==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
{
for(y=0,pos[1]=tl[1];y<h;y++,pen.inc_y(),pen.dec_x(x),pos[1]+=ph)