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Fix blending onto transparent background. Detailed on mailing list.

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This commit is contained in:
Dave 2008-01-14 20:43:55 +00:00
parent 30968b337e
commit 017a966ea1
2 changed files with 7 additions and 7 deletions
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2
include/mapnik/agg_renderer.hpp
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@ -89,7 +89,7 @@ namespace mapnik {
unsigned width_;
unsigned height_;
agg::rendering_buffer buf_;
agg::pixfmt_rgba32 pixf_;
agg::pixfmt_rgba32_plain pixf_;
CoordTransform t_;
freetype_engine font_engine_;
face_manager<freetype_engine> font_manager_;

12
src/agg_renderer.cpp
View file

@ -160,7 +160,7 @@ namespace mapnik
proj_transform const& prj_trans)
{
typedef coord_transform2<CoordTransform,geometry2d> path_type;
typedef agg::renderer_base<agg::pixfmt_rgba32> ren_base;
typedef agg::renderer_base<agg::pixfmt_rgba32_plain> ren_base;
typedef agg::renderer_scanline_aa_solid<ren_base> renderer;
Color const& fill_ = sym.get_fill();
@ -203,7 +203,7 @@ namespace mapnik
{
typedef coord_transform2<CoordTransform,geometry2d> path_type;
typedef coord_transform3<CoordTransform,geometry2d> path_type_roof;
typedef agg::renderer_base<agg::pixfmt_rgba32> ren_base;
typedef agg::renderer_base<agg::pixfmt_rgba32_plain> ren_base;
typedef agg::renderer_scanline_aa_solid<ren_base> renderer;
ren_base renb(pixf_);
@ -306,7 +306,7 @@ namespace mapnik
Feature const& feature,
proj_transform const& prj_trans)
{
typedef agg::renderer_base<agg::pixfmt_rgba32> ren_base;
typedef agg::renderer_base<agg::pixfmt_rgba32_plain> ren_base;
typedef coord_transform2<CoordTransform,geometry2d> path_type;
typedef agg::renderer_outline_aa<ren_base> renderer_oaa;
typedef agg::rasterizer_outline_aa<renderer_oaa> rasterizer_outline_aa;
@ -496,7 +496,7 @@ namespace mapnik
{
typedef coord_transform2<CoordTransform,geometry2d> path_type;
typedef agg::line_image_pattern<agg::pattern_filter_bilinear_rgba8> pattern_type;
typedef agg::renderer_base<agg::pixfmt_rgba32> renderer_base;
typedef agg::renderer_base<agg::pixfmt_rgba32_plain> renderer_base;
typedef agg::renderer_outline_image<renderer_base, pattern_type> renderer_type;
typedef agg::rasterizer_outline_aa<renderer_type> rasterizer_type;
@ -526,7 +526,7 @@ namespace mapnik
proj_transform const& prj_trans)
{
typedef coord_transform2<CoordTransform,geometry2d> path_type;
typedef agg::renderer_base<agg::pixfmt_rgba32> ren_base;
typedef agg::renderer_base<agg::pixfmt_rgba32_plain> ren_base;
typedef agg::wrap_mode_repeat wrap_x_type;
typedef agg::wrap_mode_repeat wrap_y_type;
typedef agg::pixfmt_alpha_blend_rgba<agg::blender_rgba32,
@ -601,7 +601,7 @@ namespace mapnik
proj_transform const& prj_trans)
{
typedef coord_transform2<CoordTransform,geometry2d> path_type;
typedef agg::renderer_base<agg::pixfmt_rgba32> ren_base;
typedef agg::renderer_base<agg::pixfmt_rgba32_plain> ren_base;
typedef agg::renderer_scanline_aa_solid<ren_base> renderer;
arrow arrow_;
//double k = ::pow(1.2, 0.7);