Author: Carlos Lopez <[email protected]>
Date: Sat Sep 29 09:08:57 2012 +0200
LumaKey: Add support for Cairo render
---
synfig-core/src/modules/mod_filter/lumakey.cpp | 39 ++++++++++++++++++++++++
synfig-core/src/modules/mod_filter/lumakey.h | 19 +++++++----
2 files changed, 51 insertions(+), 7 deletions(-)
diff --git a/synfig-core/src/modules/mod_filter/lumakey.cpp
b/synfig-core/src/modules/mod_filter/lumakey.cpp
index f468c2a..c331698 100644
--- a/synfig-core/src/modules/mod_filter/lumakey.cpp
+++ b/synfig-core/src/modules/mod_filter/lumakey.cpp
@@ -160,6 +160,45 @@ LumaKey::accelerated_render(Context context,Surface
*surface,int quality, const
return true;
}
+////
+bool
+LumaKey::accelerated_cairorender(Context context,cairo_surface_t *surface,int
quality, const RendDesc &renddesc, ProgressCallback *cb)const
+{
+ SuperCallback supercb(cb,0,9500,10000);
+
+ if(!context.accelerated_cairorender(surface,quality,renddesc,&supercb))
+ return false;
+
+ int x,y;
+
+ CairoSurface cairosurface(surface);
+ if(!cairosurface.map_cairo_image())
+ {
+ synfig::info("map cairo image failed");
+ return false;
+ }
+ CairoSurface::pen pen(cairosurface.begin());
+
+ for(y=0;y<renddesc.get_h();y++,pen.inc_y(),pen.dec_x(x))
+ for(x=0;x<renddesc.get_w();x++,pen.inc_x())
+ {
+ Color tmp(Color(pen.get_value().demult_alpha()));
+ tmp.set_a(tmp.get_y()*tmp.get_a());
+ tmp.set_y(1);
+
pen.put_value(CairoColor(tmp.clamped()).premult_alpha());
+ }
+
+ cairosurface.unmap_cairo_image();
+ // Mark our progress as finished
+ if(cb && !cb->amount_complete(10000,10000))
+ return false;
+
+ return true;
+}
+
+////
+
+
Rect
LumaKey::get_bounding_rect(Context context)const
{
diff --git a/synfig-core/src/modules/mod_filter/lumakey.h
b/synfig-core/src/modules/mod_filter/lumakey.h
index cb008d5..4c3ca92 100644
--- a/synfig-core/src/modules/mod_filter/lumakey.h
+++ b/synfig-core/src/modules/mod_filter/lumakey.h
@@ -40,7 +40,11 @@
/* === C L A S S E S & S T R U C T S ======================================= */
-class LumaKey : public synfig::Layer_Composite, public synfig::Layer_NoDeform
+using namespace synfig;
+using namespace std;
+using namespace etl;
+
+class LumaKey : public Layer_Composite, public Layer_NoDeform
{
SYNFIG_LAYER_MODULE_EXT
private:
@@ -48,18 +52,19 @@ private:
public:
LumaKey();
- virtual bool set_param(const synfig::String & param, const
synfig::ValueBase &value);
+ virtual bool set_param(const String & param, const ValueBase &value);
- virtual synfig::ValueBase get_param(const synfig::String & param)const;
+ virtual ValueBase get_param(const String & param)const;
- virtual synfig::Color get_color(synfig::Context context, const
synfig::Point &pos)const;
+ virtual Color get_color(Context context, const Point &pos)const;
virtual Vocab get_param_vocab()const;
- synfig::Layer::Handle hit_check(synfig::Context context, const
synfig::Point &point)const;
- virtual synfig::Rect get_bounding_rect(synfig::Context context)const;
+ Layer::Handle hit_check(Context context, const Point &point)const;
+ virtual Rect get_bounding_rect(Context context)const;
- virtual bool accelerated_render(synfig::Context context,synfig::Surface
*surface,int quality, const synfig::RendDesc &renddesc,
synfig::ProgressCallback *cb)const;
+ virtual bool accelerated_render(Context context,Surface *surface,int
quality, const RendDesc &renddesc, ProgressCallback *cb)const;
+ virtual bool accelerated_cairorender(Context context,cairo_surface_t
*surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const;
virtual bool reads_context()const { return true; }
}; // END of class LumaKey
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