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Renamed fg_random -> sg_random.

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This commit is contained in:
curt
2000-12-04 04:12:33 +00:00
parent 1da02cca4c
commit 93a37df90a
6 changed files with 17 additions and 18 deletions
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4
simgear/math/Makefile.am
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@@ -10,24 +10,24 @@ lib_LIBRARIES = libsgmath.a
include_HEADERS = \
fg_memory.h \
fg_random.h \
interpolater.hxx \
leastsqs.hxx \
localconsts.hxx \
point3d.hxx \
polar3d.hxx \
sg_geodesy.hxx \
sg_random.h \
sg_types.hxx \
vector.hxx
EXTRA_DIST = linintp2.h linintp2.inl sphrintp.h sphrintp.inl
libsgmath_a_SOURCES = \
fg_random.c \
interpolater.cxx \
leastsqs.cxx \
polar3d.cxx \
sg_geodesy.cxx \
sg_random.c \
vector.cxx
INCLUDES += -I$(top_srcdir) $(ZLIB_INCL)

8
simgear/math/fg_random.c → simgear/math/sg_random.c
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@@ -1,4 +1,4 @@
// fg_random.c -- routines to handle random number generation
// sg_random.c -- routines to handle random number generation
//
// Written by Curtis Olson, started July 1997.
//
@@ -30,7 +30,7 @@
#include <stdlib.h> // for random(), srandom()
#include <time.h> // for time() to seed srandom()
#include "fg_random.h"
#include "sg_random.h"
#ifndef HAVE_RAND
# ifdef sgi
@@ -49,7 +49,7 @@
// Seed the random number generater with time() so we don't see the
// same sequence every time
void fg_srandom(void) {
void sg_srandom(void) {
// fgPrintf( FG_MATH, FG_INFO, "Seeding random number generater\n");
#ifdef HAVE_RAND
@@ -61,7 +61,7 @@ void fg_srandom(void) {
// return a random number between [0.0, 1.0)
double fg_random(void) {
double sg_random(void) {
#ifdef HAVE_RAND
return(rand() / (double)RAND_MAX);
#else

12
simgear/math/fg_random.h → simgear/math/sg_random.h
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@@ -1,4 +1,4 @@
// fg_random.h -- routines to handle random number generation
// sg_random.h -- routines to handle random number generation
//
// Written by Curtis Olson, started July 1997.
//
@@ -22,8 +22,8 @@
// $Id$
#ifndef _FG_RANDOM_H
#define _FG_RANDOM_H
#ifndef _SG_RANDOM_H
#define _SG_RANDOM_H
#ifdef __cplusplus
@@ -33,10 +33,10 @@ extern "C" {
// Seed the random number generater with time() so we don't see the
// same sequence every time
void fg_srandom(void);
void sg_srandom(void);
// return a random number between [0.0, 1.0)
double fg_random(void);
double sg_random(void);
#ifdef __cplusplus
@@ -44,6 +44,6 @@ double fg_random(void);
#endif
#endif // _FG_RANDOM_H
#endif // _SG_RANDOM_H

4
simgear/sky/cloud.cxx
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@@ -26,9 +26,9 @@
#include <plib/sg.h>
#include <plib/ssg.h>
#include <simgear/math/fg_random.h>
#include <simgear/math/point3d.hxx>
#include <simgear/math/polar3d.hxx>
#include <simgear/math/sg_random.h>
#include "cloud.hxx"
@@ -70,7 +70,7 @@ void SGCloudLayer::build( double s, double asl, double thickness,
sgSetVec3( vertex, -size, -size, 0.0f );
sgVec2 base;
sgSetVec2( base, fg_random(), fg_random() );
sgSetVec2( base, sg_random(), sg_random() );
sgSetVec2( tc, base[0], base[1] );
cl->add( color );
vl->add( vertex );

1
simgear/sky/dome.cxx
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@@ -39,7 +39,6 @@
#include <plib/sg.h>
#include <simgear/debug/logstream.hxx>
#include <simgear/math/fg_random.h>
#include "dome.hxx"

6
simgear/sky/sky.cxx
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@@ -30,7 +30,7 @@
#include <plib/sg.h>
#include <plib/ssg.h>
#include <simgear/math/fg_random.h>
#include <simgear/math/sg_random.h>
#include "sky.hxx"
@@ -328,11 +328,11 @@ void SGSky::modify_vis( float alt, float time_factor ) {
if ( ratio < 1.0 ) {
if ( ! in_puff ) {
// calc chance of entering cloud puff
double rnd = fg_random();
double rnd = sg_random();
double chance = rnd * rnd * rnd;
if ( chance > 0.95 /* * (diff - 25) / 50.0 */ ) {
in_puff = true;
puff_length = fg_random() * 2.0; // up to 2 seconds
puff_length = sg_random() * 2.0; // up to 2 seconds
puff_progression = 0.0;
}
}