GML Webring: intro / recent projects / GML spec / data (#000000book)
(Spec last updated Dec. 30, 2009): <gml spec='0.1c'> <tag> <header> <client> <name>Laser Tag</name> <version>2.0</version> <username>MyUserName</username> <permalink>http://000000book.com/data/156/</permalink> /* where this tag was uploaded, optional */ <keywords>katsu,paris,fondationcartier</keywords> /* comma-separated */ <uniqueKey>28sks922ks992</uniqueKey> /* iPhone model etc. */ <ip>192.168.1.1</ip> <time>1928372722</time> /* unixtime */ <location> <lon>-39.392922</lon> <lat>53.29292</lat> </location> </client> /* This is all stuff that relates to the orientation and dimensions of the client*/ /* So if we know how to re-map the 0.0-1.0 coordinates that come in for each point */ /* Also for figuring out the down vector for devices with accelerometers and how that effects drips */ <environment> <offset> <x>0.0</x> <y>0.0</y> <z>0.0</z> </offset> <rotation> <x>0.0</x> <y>0.0</y> <z>0.0</z> </rotation> <up> <x>0.0</x> <y>-1.0</y> <z>0.0</z> </up> <screenBounds> /* use this as your multipler to get 0.0 to 1.0 back to right size - pts should never go off 0.0 to 1.0 */ <x>1024</x> <y>768</y> <z>0</z> </screenBounds> <origin> <x>0</x> <y>0</y> <z>0</z> </origin> <realScale> /* how these units relate to real world units - good for laser tag */ <x>1000</x> <y>600</y> <z>0</z> <unit>cm</unit> </realScale> </environment > </header> <drawing> /* for all stroke and movement stuff it helps to have everything inside the stroke tag */ /* this way it is easy to get a sense of order to events */ <stroke isDrawing='false'> /* for non drawing mouse movements */ <pt> <x>0.0</x> <y>0.0</y> <z>0.0</z> /* this is optional */ <t>0.013</t> /* time is optional too */ </pt> </stroke> <stroke> /* by default stroke drawing is true */ /* each stroke could be drawn with a different brush */ /* if no brush tag is found for a stroke then it inherits the previous settings */ <brush> <mode>0</mode> /* same as uniqueStyleID but an internal reference */ <uniqueStyleID>LaserTagArrowLetters</uniqueStyleID> /* unique blackbook string for your style */ /* see note about spec at the bottom - like unique style but with extra info */ <spec>http://aurltodescribethebrushspec.com/someSpec.xml</spec> <width>10</width> <speedToWidthRatio>1.5</speedToWidthRatio> /* put 0 for fixed width */ <dripAmnt>1.0</dripAmnt> <dripSpeed>1.0</dripSpeed> <layerAbsolute>0</layerAbsolute> /*Think photoshop layers*/ <color> <r>255</r> <g>255</g> <b>255</b> <a>255</a> /* optional */ </color> <dripVecRelativeToUp> /* what angle do are drips go in relation to our up vector */ <x>0</x> <y>1</y> <z>0</z> </dripVecRelativeToUp> </brush> <pt> <x>0.0</x> <y>0.0</y> <z>0.0</z> /* this is optional */ <t>0.013</t> /* time is optional too */ </pt> <pt> <x>0.0</x> <y>0.0</y> <z>0.0</z> /* this is optional */ <t>0.013</t> /* time is optional too */ </pt> <pt> <x>0.0</x> <y>0.0</y> <z>0.0</z> /* this is optional */ <t>0.013</t> /* time is optional too */ </pt> </stroke> /* this stroke inherits the previous stroke properties */ /* but changes color and draws on the layer below */ <stroke> <info> /* optional info - more stuff soon*/ <curved>true</curved> </info> <brush> <color> <r>255</r> <g>255</g> <b>0</b> </color> <layerRelative> /* this means one layer bellow the previous layer */ -1 </layerRelative> </brush> <pt> <x>0.0</x> <y>0.0</y> </pt> <pt> <x>0.0</x> <y>0.0</y> </pt> </stroke> </drawing> </tag> </gml> /* Spec note */ /* Note we need a way to know the style a tag was drawn in */ /* For apps we make this is quite easy as we know hoow the brush 0 of LT looks */ /* But for apps that we don't control maybe there is a way to describe the brush style?*/ /* Like a spec file that says color1 = fill color2 = stroke */ /* this might be too complicated but it is worth thinking about */