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Questions tagged 2d

41 questions

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14
votes
3
answers

calculate a perpendicular offset from a diagonal line

math geometry 2d line point
asked 2013-06-19T15:19:09.720
8
votes
1
answers

How to “flatten” or “collapse” a 2D data frame into a 1D data frame in R?

r 2d dataframe data.table
asked 2013-04-25T17:07:25.540
9
votes
1
answers

Normalized Device Coordinates

graphics 2d coordinates coordinate-systems
asked 2013-03-28T22:24:51.360
10
votes
2
answers

Fill rectangle with pattern in Java Swing

java swing graphics 2d design-patterns
asked 2013-03-10T20:30:15.680
84
votes
6
answers

Convert latitude/longitude point to a pixels (x,y) on mercator projection

java math maps 2d mercator
asked 2013-01-15T01:19:10.783
12
votes
1
answers

Computing a 2D signed distance field

c# .net math 2d distance
asked 2012-08-09T21:00:57.627
25
votes
4
answers

Plotting a 2d Array with mplot3d

python arrays 2d mplot3d
asked 2012-07-10T08:47:43.813
10
votes
1
answers

Zooming and swiping with OpenGL ES

iphone ios opengl-es 2d
asked 2012-04-19T15:14:15.807
18
votes
3
answers

Area of self-intersecting polygon

algorithm svg 2d polygon
asked 2012-04-06T21:27:20.363
11
votes
1
answers

OpenGL 2D polygonal shape drawing and manipulation?

opengl 2d polygon libgdx
asked 2012-04-01T14:52:01.583
18
votes
1
answers

Mapping a height map to a grid-based contour format

2d contour terrain heightmap
asked 2012-02-28T12:28:53.443
18
votes
4
answers

iOS - 2d image turn into a 3d

objective-c ios animation 3d 2d
asked 2012-01-21T07:46:08.213
9
votes
3
answers

OpenGL- Simple 2D clipping/occlusion method?

c++ opengl 2d
asked 2011-09-23T01:10:46.863
9
votes
4
answers

Java slow 2D performance - Resizing

java swing 2d jframe
asked 2011-08-13T11:18:46.480
10
votes
2
answers

Creating 3D volume from 2D slice set of grayscale images

matlab image-processing 3d 2d
asked 2011-07-31T17:45:19.440
9
votes
2
answers

Is there a 2d physics engine that can model fluids and gases?

2d physics
asked 2011-05-27T23:34:50.070
14
votes
2
answers

How can I convert 3D space coordinates to 2D space coordinates?

vector 3d 2d transform space
asked 2011-05-26T13:41:34.530
10
votes
2
answers

Placing 2D shapes in a rectangle efficiently. How to approach it?

algorithm 2d uv-mapping texture-packing
asked 2011-05-21T15:41:28.890
15
votes
2
answers

how to calculate all pairwise distances in two dimensions

r statistics 2d distance time-series
asked 2011-03-30T15:45:25.943
32
votes
5
answers

Baking transforms into SVG Path Element commands

javascript svg 2d transform
asked 2011-03-01T00:44:27.213
10
votes
1
answers

Understanding Android's Canvas.saveLayer(...)

java android graphics canvas 2d
asked 2011-02-25T18:46:22.573
32
votes
2
answers

2D tile map generation

algorithm 2d tile procedural-generation
asked 2011-01-16T00:29:58.923
9
votes
3
answers

2D platformers: why make the physics dependent on the framerate?

graphics 2d game-physics
asked 2010-12-27T19:55:17.780
10
votes
5
answers

2D game algorithm to calculate a bullet's needed speed to hit target?

javascript math graphics geometry 2d
asked 2010-07-09T09:26:34.310
13
votes
6
answers

How to calculate both positive and negative angle between two lines?

math geometry 2d
asked 2010-04-18T19:16:14.677
13
votes
6
answers

2d trajectory planning of a spaceship with physics

lua 2d physics box2d
asked 2010-04-01T13:52:11.830
15
votes
7
answers

Is there a 2d sprite library for webgl?

2d sprite webgl
asked 2010-03-11T11:47:09.943
13
votes
5
answers

2D game programming tutorials in C#

c# .net 2d
asked 2010-02-24T22:34:50.173
29
votes
11
answers

2d game : fire at a moving target by predicting intersection of projectile and unit

2d intersection predict
asked 2010-02-12T00:41:30.960
12
votes
3
answers

How to calculate end points of perpendicular line segments?

math vector geometry 2d linear-algebra
asked 2009-12-17T15:47:48.270
35
votes
8
answers

Closest point to a given point

algorithm 2d points
asked 2009-12-14T14:10:52.433
17
votes
2
answers

Curvilinear perspective: Convert 3D to 2D

math 3d drawing 2d perspective
asked 2009-08-03T12:17:30.863
186
votes
7
answers

Drawing Isometric game worlds

2d isometric
asked 2009-05-21T12:59:27.663
18
votes
5
answers

Place random non-overlapping rectangles on a panel

algorithm random 2d puzzle
asked 2009-04-04T05:24:40.660
9
votes
6
answers

What is currently considered the "best" algorithm for 2D point-matching?

algorithm computer-science 2d pattern-matching
asked 2009-04-02T22:49:41.243
14
votes
7
answers

XNA 2D Game Engines

xna 2d
asked 2009-04-02T21:37:21.743
11
votes
3
answers

How to approximate a vector contour from an elevation raster?

java math vector 2d gis
asked 2009-02-10T18:02:48.583
15
votes
11
answers

Mathematics and Game Programming

math 2d
asked 2008-10-09T16:20:49.437
42
votes
8
answers

Resources for 2d game physics

c# f# 2d physics
asked 2008-10-03T02:13:12.097
69
votes
10
answers

Is there an efficient algorithm to generate a 2D concave hull?

algorithm geometry 2d gis concave-hull
asked 2008-09-17T14:04:45.880
83
votes
13
answers

How do I reverse-project 2D points into 3D?

3d geometry 2d photogrammetry reverseprojection
asked 2008-09-16T19:42:33.250