[GRASS-SVN] r72238 - grass-addons/grass7/raster/r.landscape.evol

[svn_grass at osgeo.org]

Author: isaacullah
Date: 2018-02-13 14:35:31 -0800 (Tue, 13 Feb 2018)
New Revision: 72238

Added:
   grass-addons/grass7/raster/r.landscape.evol/r_landscape_evol_equation1.png
   grass-addons/grass7/raster/r.landscape.evol/r_landscape_evol_equation2.png
   grass-addons/grass7/raster/r.landscape.evol/r_landscape_evol_equation3.png
   grass-addons/grass7/raster/r.landscape.evol/r_landscape_evol_equation4.png
   grass-addons/grass7/raster/r.landscape.evol/r_landscape_evol_equation5.png
   grass-addons/grass7/raster/r.landscape.evol/r_landscape_evol_equation6.png
Modified:
   grass-addons/grass7/raster/r.landscape.evol/r.landscape.evol.html
Log:
Replacing GIF's with PNG's.

Modified: grass-addons/grass7/raster/r.landscape.evol/r.landscape.evol.html
===================================================================
--- grass-addons/grass7/raster/r.landscape.evol/r.landscape.evol.html	2018-02-13 22:07:48 UTC (rev 72237)
+++ grass-addons/grass7/raster/r.landscape.evol/r.landscape.evol.html	2018-02-13 22:35:31 UTC (rev 72238)
@@ -115,7 +115,7 @@
 (C, unitless) from RUSLE with with an estimate of topographically
 driven stream power as shown in equation (1)
 <center>
-<img src="r_landscape_evol_equation1.gif" alt="T=R*K*C*A^m*sin(B)^n"><br>
+<img src="r_landscape_evol_equation1.png" alt="T=R*K*C*A^m*sin(B)^n"><br>
 </center>
 <p>where <i>A</i> is the upslope contributing area (a measure of
 water flowing through a cell) and <em>B</em> is the slope of the
@@ -151,7 +151,7 @@
 calculating the reach average shear stress (<FONT FACE="Times New Roman, serif">τ</FONT>),
 here estimated for a cellular landscape simply as:
 <center>
-<p><img src="r_landscape_evol_equation2.gif" alt="Tau=9806.65*B*D"><br>
+<p><img src="r_landscape_evol_equation2.png" alt="Tau=9806.65*B*D"><br>
 </center>
 <p> Where: <i>9806.65</i>
 is a constant related to the gravitational acceleration of water, <i>B</i>
@@ -161,7 +161,7 @@
 here assumed to be roughly equivalent to the depth of flow during the
 average minute of rainfall, calculated by:
 <center>
-<img src="r_landscape_evol_equation3.gif" alt="D=((Rm-(Rm*i))*A)/(Rd*1440)"><br>
+<img src="r_landscape_evol_equation3.png" alt="D=((Rm-(Rm*i))*A)/(Rd*1440)"><br>
 </center>
 <p>Where: <i>R</i><sub><i>m</i></sub>
 is the total annual precipitation in meters, <i>i</i>
@@ -174,7 +174,7 @@
 is a constant relating to the number of minutes in a day.
 <p>Then the transport capacity is calculated by:
 <center>
-<img src="r_landscape_evol_equation4.gif" alt="T=Kt*Tau^n"><br>
+<img src="r_landscape_evol_equation4.png" alt="T=Kt*Tau^n"><br>
 </center>
 <p>Where: <i>K</i><sub><i>t</i></sub>
 is the transport efficiency factor related to the character of the
@@ -186,7 +186,7 @@
 entire DEM  as change in sediment flow in the x and y directions
 across a cell as follows:
 <center>
-<img src="r_landscape_evol_equation5.gif" alt="ED=(deltaTau*cos(alpha))/deltaX + (deltaTau*sin(alpha))/deltaY"><br>
+<img src="r_landscape_evol_equation5.png" alt="ED=(deltaTau*cos(alpha))/deltaX + (deltaTau*sin(alpha))/deltaY"><br>
 </center>
 <p>where ED is net erosion or
 deposition rate for sediment and <em><FONT FACE="Times New Roman, serif">α</FONT></em>
@@ -230,7 +230,7 @@
 This is done via a simple algorithm that uses the density of the soil
 and the cell resolution:
 <center>
-<img src="r_landscape_evol_equation6.gif" alt="Mvert=T/(10000*Sd*Res)"><br>
+<img src="r_landscape_evol_equation6.png" alt="Mvert=T/(10000*Sd*Res)"><br>
 </center>
 <p>Where: <i>10000</i> is the number of meters per hectare, <i>Sd </i>is
 the  density of the soil, and <i>Res </i>is the cell resolution

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