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Canvas view camera element: Difference between revisions
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m (→C++: https://forum.flightgear.org/viewtopic.php?f=71&t=27985&p=264718&hilit=synthetic+terrain#p264718) |
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== Ideas == | == Ideas == | ||
* support draw-masks for scene graph features (terrain, skydome, models etc) | * support draw-masks for scene graph features (terrain, skydome, models etc): " it'd be benefitial in the long run to let the user choose what part of the scene graph they want to show. This would be useful for deferred rendering schemes, where sometimes you don't need to display the whole scenery to save some precious frames. Canvas makes that easy with all of its property handling" | ||
* work out what is needed for [https://forum.flightgear.org/viewtopic.php?f=71&t=27985&p=264718&hilit=synthetic+terrain#p264718v synthetic terrain views] [http://www.aircraftspruce.eu/catalog/graphics/10-03932s.jpg] | * work out what is needed for [https://forum.flightgear.org/viewtopic.php?f=71&t=27985&p=264718&hilit=synthetic+terrain#p264718v synthetic terrain views] [http://www.aircraftspruce.eu/catalog/graphics/10-03932s.jpg] | ||
== C++ == | == C++ == | ||
The following is the boilerplate code neede to add a new element to the Canvas system inheriting from the Canvas::Image class, i.e. an element having its own allocated Image/texture buffer, which is what we can use to render a camera into it: | The following is the boilerplate code neede to add a new element to the Canvas system inheriting from the Canvas::Image class, i.e. an element having its own allocated Image/texture buffer, which is what we can use to render a camera into it: | ||