diff options
Diffstat (limited to 'rotord/src/nodes_drawing.h')
| -rw-r--r-- | rotord/src/nodes_drawing.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/rotord/src/nodes_drawing.h b/rotord/src/nodes_drawing.h index 5a8937f..f4ddbf7 100644 --- a/rotord/src/nodes_drawing.h +++ b/rotord/src/nodes_drawing.h @@ -198,6 +198,45 @@ namespace Rotor { } private: }; + class Mosaic: public Draw_node { + //the difficulty here is in keeping the pixels centred + //the center of the screen should remain in between pixels + //this implies that the + public: + Mosaic(){ + title="Mosaic"; + description="Increases size of pixels"; + create_image_input("Image to mosaic","Image input"); + create_parameter("pixels","number","Height of scrren in pixels","Pixels",20.0,0.0,1.0); + NODEID="a33a1a6a-8420-11e3-831b-74d02b29f6a6"; + }; + Mosaic(map<string,string> &settings):Shape() { + base_settings(settings); + }; + ~Mosaic(){}; + Mosaic* clone(map<string,string> &_settings) { return new Mosaic(_settings);}; + void vector_output(cairo_t * cr,const Frame_spec &frame){ + colour=Colour(attributes["colour"]->value); + cairo_set_source_rgb(cr, colour.Rdouble(),colour.Gdouble(),colour.Bdouble()); + switch(attributes["shape"]->intVal) { + case SHAPE_square: + cairo_rectangle(cr,-frame.w/2,-frame.w/2,frame.w,frame.w); + break; + case SHAPE_circle: + cairo_arc(cr,0,0,frame.w/2,0.0, 2 * M_PI); + break; + case SHAPE_triangle: + //subtracting PI/2 =(1.5*PI)/3 so the triangle is pointing up + cairo_line_to(cr,0,-frame.w/2); + cairo_line_to(cr,cos((0.5 * M_PI)/3)*frame.w/2,sin((0.5 * M_PI)/3)*frame.w/2); + cairo_line_to(cr,cos((2.5 * M_PI)/3)*frame.w/2,sin((2.5 * M_PI)/3)*frame.w/2); + cairo_close_path(cr); + break; + } + cairo_fill(cr); + } + private: + }; class Audio_viz: public Draw_node { public: Audio_viz(){} |