coordinate-transformation

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OSM: convert ties from projected coordinates in spherical mercator "EPSG:900913" to "EPSG:4326" coordinates

I\'m using a map with a layer (from the example): var lonLat = new OpenLayers.LonLat(40.4088576, -86.8576718)[详细]

2023-04-09 05:59 分类：问答
How should I implement ITouchArea.convertSceneToLocalCoordinates() for AndEngine?

I\'m using AndEngine and I\'m creating a class that manages a bunch of sprites. The class needs to perform some actions when the user touches it, so I made it implement the ITouchArea interface.[详细]

2023-04-05 22:08 分类：问答
NAD83 to WGS84 using Map Server

I\'m in the process of adding a WAC overlay to google maps. The map tiles are projected in NAD83 (lcc), google maps is WGS84 (mercator).[详细]

2023-04-03 08:56 分类：问答
LookAt Matrix Question - when are they equivalent

Could you please confirm or deny the following statements which I think are true? 1) Two LookAt matrices 开发者_运维知识库[详细]

2023-04-02 14:31 分类：问答
Confused About Triangle Winding And Transformations

First of all, I want to apologize for such a long question. You don\'t have to read it. You may jump straight to the questions part and then look up for details if needed (I have tried to provide as m[详细]

2023-04-01 01:21 分类：问答
Trouble translating Touch coordinates following device orientation change

Ok the scenario is that I have a custom class which creates a view containing an image and handles all its own touch events. Occasionally I want to check if moving it would cause it to overlap another[详细]

2023-03-31 19:34 分类：问答
.NET printing coordinate conversion

I can\'t get a simple answer to this. I have pixel coordinates, I want to print an image in a (landscape) page at those coords.[详细]

2023-03-30 05:31 分类：问答
Trying to rotate and transform SVG path - do I need trigonometry calculations?

I\'m trying to manipulate with mouse SVG path which represents symbol of electronics resistor. This symbol requires manipulation with end of the \"leads\" (if you can picture real resistor); therefore[详细]

2023-03-27 19:33 分类：问答
SVG Coordinate translation

Why doesn\'t this SVG inline code produce a box 60 by 40 with a dot in the middle? I would like to plot items on a regular Cartesian coordinate map using 开发者_Python百科SVG.The data I would have wo[详细]

2023-03-27 18:36 分类：问答
move vectors to specified coordinate

I have 开发者_Python百科a layer of vectors located around, say, (100, 100), and I want to move them to new coordinate like (1000, 1000). How should I do it? Preferably using QGISIf using QGIS[详细]

2023-03-27 06:11 分类：问答