#include "agg_basics.h" #include "agg_rendering_buffer.h" #include "agg_rasterizer_scanline_aa.h" #include "agg_scanline_u.h" #include "agg_renderer_scanline.h" #include "agg_pixfmt_rgb.h" #include "platform/agg_platform_support.h" #include "agg_ellipse.h" #include "agg_conv_contour.h" #include "agg_conv_stroke.h" class the_application : public agg::platform_support { public : the_application(agg::pix_format_e format, bool flip_y) : agg::platform_support(format, flip_y) { } virtual void on_draw() { //Rendering Buffer agg::rendering_buffer &rbuf = rbuf_window(); agg::pixfmt_bgr24 pixf(rbuf); // Renderers typedef agg::renderer_base<agg:agg:agg:agg:agg:agg:agg:agg::pixfmt_bgr24> renderer_base_type; renderer_base_type renb(pixf); typedef agg::renderer_scanline_aa_solid<renderer_base_type> renderer_scanline_type; renderer_scanline_type rensl(renb); // Vertex Source agg::ellipse ell(100,100,50,50); // Coordinate conversion pipeline typedef agg::conv_contour<agg:agg:agg:agg:agg:agg:agg:agg::ellipse> ell_cc_type; ell_cc_type ccell(ell); typedef agg::conv_stroke<ell_cc_type> ell_cc_cs_type; ell_cc_cs_type csccell(ccell); // Scanline Rasterizer agg::rasterizer_scanline_aa<> ras; agg::scanline_u8 sl; // Draw renb.clear(agg::rgba8(255,255,255)); for ( int i=0; i<5; i++) { ccell.width(i*20); ras.add_path(csccell); rensl.color( agg::rgba8(0,0,i*50)); agg::render_scanlines(ras,sl,rensl); } } }; int agg_main( int argc, char * argv[]) { the_application app(agg::pix_format_bgr24, false ); app.caption( "AGG Example. Anti-Aliasing Demo" ); if (app.init(600, 400, agg::window_resize)) { return app.run(); } return -1; }</ell_cc_type></agg:agg:agg:agg:agg:agg:agg:agg::ellipse></renderer_base_type></agg:agg:agg:agg:agg:agg:agg:agg::pixfmt_bgr24> |