commit cb6b78a6dcf7cefe86a9ccaf79e2056758609a93
parent 86340ac3c86a78110c03816dceb7323523703446
Author: Vincent Forest <vincent.forest@meso-star.com>
Date: Thu, 15 Nov 2018 14:55:41 +0100
Fix man page typos
Diffstat:
4 files changed, 13 insertions(+), 12 deletions(-)
diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
@@ -71,6 +71,7 @@ set(HTRDR_ARGS_DEFAULT_IMG_WIDTH "320")
set(HTRDR_ARGS_DEFAULT_IMG_HEIGHT "240")
set(HTRDR_ARGS_DEFAULT_IMG_SPP "1")
set(HTRDR_ARGS_DEFAULT_GROUND_REFLECTIVITY "0.5")
+set(HTRDR_ARGS_DEFAULT_OPTICAL_THICKNESS_THRESHOLD "1")
configure_file(${HTRDR_SOURCE_DIR}/htrdr_version.h.in
${CMAKE_CURRENT_BINARY_DIR}/htrdr_version.h @ONLY)
diff --git a/doc/htrdr-image.5.txt b/doc/htrdr-image.5.txt
@@ -70,11 +70,10 @@ EXAMPLE
-------
The following output is emitted by *htrdr*(1) invoked to render an image of
*800* by *600* pixels. Note that actually the comments or the blank lines are
-not necessarily written as it by *htrdr*(1); they are are used here only to
-help in understanding the data layout. The comment after each pixel gives the
-two dimensional index of the pixel in the image: the first and second integer
-is the index of the line and the column of the pixel in the image,
-respectively.
+not necessarily written as it by *htrdr*(1); they are used here only to help
+in understanding the data layout. The comment after each pixel gives the two
+dimensional index of the pixel in the image: the first and second integer is
+the index of the line and the column of the pixel in the image, respectively.
[verse]
------
diff --git a/doc/htrdr.1.txt.in b/doc/htrdr.1.txt.in
@@ -39,9 +39,9 @@ formatted according to the *htmie*(5) file format (*-m* _mie_). The user
also has to provide: the characteristics of the simulated camera (*-C*
_camera_), the sensor definition (*-i* _image_), and the position of the sun
(*-D* _azimuth_,_elevation_). It is also possible to provide an OBJ [2]
-representing the ground geometry (*-g* _ground_). Both, the clouds and the
-ground, can be infinitely repeated along the X and Y axis by setting the *-r*
-and the *-R* options, respectively.
+representing the ground geometry with a diffuse reflectivity (*-g* _ground_).
+Both, the clouds and the ground, can be infinitely repeated along the X and Y
+axis by setting the *-r* and the *-R* options, respectively.
*htrdr* evaluates the intensity incoming on each pixel of the sensor
array. The underlying algorithm is based on a Monte-Carlo method: it consists
@@ -102,7 +102,7 @@ OPTIONS
90]. Following the right-handed convention, the azimuthal rotation is
counter-clockwise, with 0 degree on the X axis. The elevation starts from 0
degree for a direction in the XY plane, up to 90 degrees at zenith. Thus
- -D0,0 -D0,90 -D0,180 and -D0,270 will produce solar vectors {+1,0,0} {0,+1,0}
+ -D0,0 -D90,0 -D180,0 and -D270,0 will produce solar vectors {+1,0,0} {0,+1,0}
{-1,0,0} and {0,-1,0} respectively, while -D__azimuth__,90 will produce
{0,0,+1} regardless of _azimuth_ value.
@@ -116,7 +116,8 @@ OPTIONS
*-e* _reflectivity_::
Reflectivity of the ground geometry in [0, 1]. By default it is set to
- @HTRDR_ARGS_DEFAULT_GROUND_REFLECTIVITY@.
+ @HTRDR_ARGS_DEFAULT_GROUND_REFLECTIVITY@. This parameter is fixed for the
+ while visible range.
*-f*::
Force overwrite of the _output_ file.
@@ -210,7 +211,7 @@ output in a regular PPM image [5]:
-C pos=0,0,400:tgt=0,1,0:up=0,0,1 \
-i def=800x600:spp=64 \
-f -o output
- $ htpp output -o image.ppm
+ $ htpp -o image.ppm output
Move the sun by setting its azimuthal and elevation angles to *120* and *40*
degrees respectively. Use the *-G* option to enable the cache mechanism on
diff --git a/src/htrdr_args.h.in b/src/htrdr_args.h.in
@@ -81,7 +81,7 @@ struct htrdr_args {
}, \
0, /* Sun azimuth */ \
90, /* Sun elevation */ \
- 1.0, /* Optical thickness */ \
+ @HTRDR_ARGS_DEFAULT_OPTICAL_THICKNESS_THRESHOLD@, /* Optical thickness */ \
@HTRDR_ARGS_DEFAULT_GROUND_REFLECTIVITY@, /* Ground reflectivity */ \
(unsigned)~0, /* #threads */ \
0, /* Force overwriting */ \
