diff options
Diffstat (limited to 'scene/resources/texture.cpp')
| -rw-r--r-- | scene/resources/texture.cpp | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/scene/resources/texture.cpp b/scene/resources/texture.cpp index baf6fa9d8d..5b31ba1f1b 100644 --- a/scene/resources/texture.cpp +++ b/scene/resources/texture.cpp @@ -53,6 +53,13 @@ void Texture::draw_rect_region(RID p_canvas_item,const Rect2& p_rect, const Rect VisualServer::get_singleton()->canvas_item_add_texture_rect_region(p_canvas_item,p_rect,get_rid(),p_src_rect,p_modulate); } +bool Texture::get_rect_region(const Rect2& p_rect, const Rect2& p_src_rect,Rect2& r_rect,Rect2& r_src_rect) const { + + r_rect=p_rect; + r_src_rect=p_src_rect; + + return true; +} void Texture::_bind_methods() { @@ -302,6 +309,16 @@ void ImageTexture::fix_alpha_edges() { } } +void ImageTexture::premultiply_alpha() { + + if (format==Image::FORMAT_RGBA /*&& !(flags&FLAG_CUBEMAP)*/) { + + Image img = get_data(); + img.premultiply_alpha(); + set_data(img); + } +} + bool ImageTexture::has_alpha() const { return ( format==Image::FORMAT_GRAYSCALE_ALPHA || format==Image::FORMAT_INDEXED_ALPHA || format==Image::FORMAT_RGBA ); @@ -386,8 +403,10 @@ void ImageTexture::_bind_methods() { ObjectTypeDB::bind_method(_MD("set_lossy_storage_quality","quality"),&ImageTexture::set_lossy_storage_quality); ObjectTypeDB::bind_method(_MD("get_lossy_storage_quality"),&ImageTexture::get_lossy_storage_quality); ObjectTypeDB::bind_method(_MD("fix_alpha_edges"),&ImageTexture::fix_alpha_edges); + ObjectTypeDB::bind_method(_MD("premultiply_alpha"),&ImageTexture::premultiply_alpha); ObjectTypeDB::bind_method(_MD("set_size_override","size"),&ImageTexture::set_size_override); ObjectTypeDB::set_method_flags(get_type_static(),_SCS("fix_alpha_edges"),METHOD_FLAGS_DEFAULT|METHOD_FLAG_EDITOR); + ObjectTypeDB::set_method_flags(get_type_static(),_SCS("premultiply_alpha"),METHOD_FLAGS_DEFAULT|METHOD_FLAG_EDITOR); ObjectTypeDB::bind_method(_MD("_reload_hook","rid"),&ImageTexture::_reload_hook); @@ -597,6 +616,42 @@ void AtlasTexture::draw_rect_region(RID p_canvas_item,const Rect2& p_rect, const VS::get_singleton()->canvas_item_add_texture_rect_region(p_canvas_item,dr,atlas->get_rid(),src_c,p_modulate); } +bool AtlasTexture::get_rect_region(const Rect2& p_rect, const Rect2& p_src_rect,Rect2& r_rect,Rect2& r_src_rect) const { + + Rect2 rc=region; + + if (!atlas.is_valid()) + return false; + + Rect2 src=p_src_rect; + src.pos+=(rc.pos-margin.pos); + Rect2 src_c = rc.clip(src); + if (src_c.size==Size2()) + return false; + Vector2 ofs = (src_c.pos-src.pos); + + Vector2 scale = p_rect.size / p_src_rect.size; + if(scale.x < 0) + { + float mx = (margin.size.width - margin.pos.x); + mx -= margin.pos.x; + ofs.x = -(ofs.x + mx); + } + if(scale.y < 0) + { + float my = margin.size.height - margin.pos.y; + my -= margin.pos.y; + ofs.y = -(ofs.y + my); + } + Rect2 dr( p_rect.pos+ofs*scale,src_c.size*scale ); + + + + r_rect=dr; + r_src_rect=src_c; + return true; +} + AtlasTexture::AtlasTexture() { |