Method for graphically generating rounded-end lines

Details Method for graphically generating rounded-end lines Method for graphically generating rounded-end lines

G - Physics

06

T

G06T 11/20 (2006.01) G06T 11/40 (2006.01)

Patent

CA 2563803

The invention relates to graphical libraries delivering graphical functions used for drawing symbolic images. The aim of said invention is to substitute elementary rectangular lines by lines (10, 11) having rounded-ends (30, 31) in order to remove artefact problems occurring when a thick line is represented by a simple rectangular line. Different stages of a method for graphically generating lines in the case of open or closed elementary or broken lines are also disclosed.

Le domaine de l~invention est celui des bibliothèques graphiques fournissant des fonctions graphiques utilisées pour le tracé d~images symbologiques. L~objet de l~invention est de remplacer les lignes élémentaires rectangulaires par des lignes (10, 11) à extrémités arrondies (30, 31) de façon à éliminer les problèmes d~artefacts qui apparaissent lorsque l~on représente une ligne épaisse par un simple rectangle. L~invention décrit les différentes étapes du procédé de génération graphique de lignes selon l~invention dans le cas où il s~agit de lignes élémentaires ou de lignes brisées ouvertes ou fermées.

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