PROJ.4

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Discuss PROJ.4 Cartographic Projections library originally written by Gerald Evenden then of the USGS.
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Topics (1370)
Replies Last Post Views
Inverse Icosahedral Snyder Equal Area (ISEA) Projection by Sirdeshmukh, Neeraj
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by Sirdeshmukh, Neeraj
I this list is for bugs? by Alon Barzilai
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by Alon Barzilai
Several versions of the EGM96 grid by Kristian Evers-2
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by Kristian Evers-2
Conversion between LCC_1SP and LCC_2SP by Even Rouault-2
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by Even Rouault-2
Pixel area errors by Ken Mankoff
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by Ken Mankoff
Time for a new release? by Kristian Evers-2
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by Greg Troxel-2
Conic projection, but centric (gnomonic) by Lukasz Komsta
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by Lukasz Komsta
ABI version numbers by Roger Oberholtzer-2
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by Greg Troxel-2
What is src/proj.def for? by Kurt Schwehr-2
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by Kyudos
Re: Grown error if re-projecting from 4269 to LCC (2285) and backward multiple times by Dmitry Mefed
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by Dmitry Mefed
How can I convert between cartesian space and WGS84? by David Grundberg
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by David Grundberg
Re: Proj Digest, Vol 157, Issue 4 by Melita Kennedy
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by Chris Marsh
Failed to initialize PROJ.4 with "..." by Chris Marsh
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by Chris Marsh
Remove Windows CE cruft (wince/msvc80) by Mateusz Loskot
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by Mateusz Loskot
Current master still at released 4.9.3? by Mateusz Loskot
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by Mateusz Loskot
Calculating +towgs84 values from source / dest .xyz file by mj10777
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by Andre Joost
Need a projection like Azimuthal Equidistant (AEQD), but with polar coordinates. Do you have one? by Felix Neko
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by Felix Neko
Transformations with height data to bessel bring unrealistic results by mj10777
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by stevejking
Blog posts comparing proj.4 vs Apache SIS speed & accuracy by Even Rouault-2
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by Noel Zinn (cc)
Realigning velocity grid values by Helmert shift - is that normal? by Kristian Evers-2
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by Thomas Knudsen
Differences across v4.8 and v4.9 by J Luis
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by Kristian Evers-2
Remove wiki from GitHub page by Kristian Evers-2
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by Kristian Evers-2
GitHub "project" for the next release by Kristian Evers-2
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by mike thomas
Gerald I Evenden OBIT by Paul B. Anderson
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by Frank Warmerdam
WG: VB Net wrapper Proj.4 by Rüesch Thomas
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by support-2
Special(User Defined?) Coordinate? by wjwon
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by José Alberto Gonçalv...
Coming releases of PROJ.4 by Kristian Evers-2
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by Kristian Evers-2
Tobler-Mercator by Thomas Knudsen
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by Thomas Knudsen
Proj4.org PDFs now being generated by Howard Butler-3
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by Howard Butler-3
Create new NTv2 grid in seconds or degrees? by Jochem
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by Jochem
Fwd: [OSGeo-Live] Proj4 documentation by Even Rouault-2
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by Julien Moquet
Submitting proj.4 to Google OSS Fuzz ? by Even Rouault-2
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by Kristian Thy
Transformation Paper @ FIG WW Helsinki by gordon.johnston
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by gordon.johnston
Transformation pipelines paper by Kristian Evers-2
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by Kristian Evers-2
+towgs84 approximation error by Jochem
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by support-2
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