20,741
edits
Canvas sandbox: Difference between revisions
Jump to navigation
Jump to search
m
→CanvasShape
m (→CanvasShape) |
|||
| Line 65: | Line 65: | ||
osg::Geode* sphereGeode = new osg::Geode(); | osg::Geode* sphereGeode = new osg::Geode(); | ||
sphereGeode->addDrawable(sphereDrawable); | sphereGeode->addDrawable(sphereDrawable); | ||
</syntaxhighlight> | |||
Compared to SVG/OpenVG (ShivaVG) based drawing, the main benefit is that we can create and display 3D objects, using correct orientation/projection in a 3D scene. | |||
The code shown above, can simple be added to the constructor of the canvas element, but we will want to render it to a texture using a PositionAttitudeTransformMatric and map those to properties in the sub-tree of the canvas element. | |||
* http://trac.openscenegraph.org/documentation/OpenSceneGraphReferenceDocs/a00753.html | * http://trac.openscenegraph.org/documentation/OpenSceneGraphReferenceDocs/a00753.html | ||
| Line 73: | Line 76: | ||
* http://trac.openscenegraph.org/projects/osg//wiki/Support/Tutorials/BasicGeometry | * http://trac.openscenegraph.org/projects/osg//wiki/Support/Tutorials/BasicGeometry | ||
* http://trac.openscenegraph.org/projects/osg//browser/OpenSceneGraph/trunk/examples/osgshape/osgshape.cpp | * http://trac.openscenegraph.org/projects/osg//browser/OpenSceneGraph/trunk/examples/osgshape/osgshape.cpp | ||
{{Custom_Canvas_Element | |||
|baseclass=Element | |||
|elementName=Shape | |||
|elementTitle=Canvas osg::Shape | |||
|description=Stub for exposing OSG::shapeDrawable support as a dedicated Canvas element | |||
}} | |||
== CanvasShapefile == | == CanvasShapefile == | ||