From 0ea5fc66924303d1bf73ba283a383e2aadee02f2 Mon Sep 17 00:00:00 2001 From: neodarz Date: Sat, 11 Aug 2018 20:21:34 +0200 Subject: Initial commit --- docs/doxygen/nel/a02630.html | 574 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 574 insertions(+) create mode 100644 docs/doxygen/nel/a02630.html (limited to 'docs/doxygen/nel/a02630.html') diff --git a/docs/doxygen/nel/a02630.html b/docs/doxygen/nel/a02630.html new file mode 100644 index 00000000..684334f1 --- /dev/null +++ b/docs/doxygen/nel/a02630.html @@ -0,0 +1,574 @@ + + +NeL: NL3D::CHeightMap class Reference + + + +

NL3D::CHeightMap Class Reference

#include <height_map.h> +

Detailed Description

+A HeightMap. The heightMap is oriented left-right(X+) / bottom-top(Y+).

Author:: Lionel Berenguier
+Nevrax France

Date:: 2001

+ +

+Definition at line 46 of file height_map.h. + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +

Public Member Functions
void buildFromBitmap (const NLMISC::CBitmap &bitmap)
CHeightMap ()
Constructor.

uint getHeight () const
uint getWidth () const
float getZ (uint x, uint y) const
return the ZValue, interval is: 0-MaxZ. nlassert(x,y).

void resize (uint w, uint h)
resize the heightmap. resize Heights too.

Data Fields
std::vector< uint8 > Heights
float MaxZ
The range of heights: 0 to MaxZ.

float OriginX
The origin of the bottom-left corner of this heightmap.

float OriginY
The origin of the bottom-left corner of this heightmap.

float SizeX
The size of one Element ot this HeightMap (eg: 160x160 for a zone).

float SizeY
The size of one Element ot this HeightMap (eg: 160x160 for a zone).

Private Attributes
uint _Height
The size of this array. Heights.size.

uint _Width
The size of this array. Heights.size.

+

Constructor & Destructor Documentation

+ + + + +
+ + + + + + + + + +
NL3D::CHeightMap::CHeightMap ( ) [inline]
+
+ + + + + +
+ + + +
+Constructor. +
+ +
+Definition at line 60 of file height_map.h. +
+References MaxZ, and NL3D_MEM_HMAP. +
+
00061 { +00062 NL3D_MEM_HMAP +00063 SizeX= SizeY= 160; +00064 OriginX= OriginY= 0; +00065 MaxZ= 100; +00066 } +

+

Member Function Documentation

+ + + + +
+ + + + + + + + + + +
void NL3D::CHeightMap::buildFromBitmap ( const NLMISC::CBitmap & bitmap )
+
+ + + + + +
+ + + +
+This tool method build a HeightMap, from a bitmap, resize(), and fill Heights. value are read from bitmap luminance value. NB: Lines are inverted, because bitmap definition is left-right / top-bottom. +
+Definition at line 49 of file height_map.cpp. +
+References NLMISC::CBitmap::convertToType(), Heights, NL3D_MEM_HMAP, resize(), uint, uint8, v, w, x, and y. +
+
00050 { +00051 NL3D_MEM_HMAP +00052 // copy bitmap. +00053 CBitmap bitmap= bitmap0; +00054 // convert to luminance. +00055 bitmap.convertToType(CBitmap::Luminance); +00056 +00057 // resize array. +00058 uint w, h; +00059 w= bitmap.getWidth(); +00060 h= bitmap.getHeight(); +00061 resize(w,h); +00062 +00063 // get luminance image. +00064 CObjectVector<uint8> &array= bitmap.getPixels(); +00065 // invert the image in Y. +00066 for(uint y=0;y<h;y++) +00067 { +00068 for(uint x=0;x<w;x++) +00069 { +00070 uint8 v= array[(h-1-y)*w+x]; +00071 Heights[y*w+x]= v; +00072 } +00073 } +00074 } +

+

+ + + + +
+ + + + + + + + + +
uint NL3D::CHeightMap::getHeight ( ) const [inline]
+
+ + + + + +
+ + + +
+ +
+Definition at line 72 of file height_map.h. +
+References uint. +
+Referenced by NL3D::CLandscape::setHeightField(). +
+
00072 {return _Height;} +

+

+ + + + +
+ + + + + + + + + +
uint NL3D::CHeightMap::getWidth ( ) const [inline]
+
+ + + + + +
+ + + +
+ +
+Definition at line 71 of file height_map.h. +
+References uint. +
+Referenced by NL3D::CLandscape::setHeightField(). +
+
00071 {return _Width;} +

+

+ + + + +
+ + + + + + + + + + + + + + + + + + + +
float NL3D::CHeightMap::getZ ( uint x,
uint y
) const
+
+ + + + + +
+ + + +
+return the ZValue, interval is: 0-MaxZ. nlassert(x,y). +
+ +
+Definition at line 78 of file height_map.cpp. +
+References Heights, MaxZ, NL3D_MEM_HMAP, nlassert, uint, x, and y. +
+Referenced by NL3D::CLandscape::setHeightField(). +
+
00079 { +00080 NL3D_MEM_HMAP +00081 nlassert(x<_Width && y<_Height); +00082 return Heights[y*_Width+x]*MaxZ/255; +00083 } +

+

+ + + + +
+ + + + + + + + + + + + + + + + + + + +
void NL3D::CHeightMap::resize ( uint w,
uint h
)
+
+ + + + + +
+ + + +
+resize the heightmap. resize Heights too. +
+ +
+Definition at line 39 of file height_map.cpp. +
+References Heights, NL3D_MEM_HMAP, uint, and w. +
+Referenced by buildFromBitmap(). +
+
00040 { +00041 NL3D_MEM_HMAP +00042 _Width= w; +00043 _Height= h; +00044 Heights.resize(w*h); +00045 } +

+

Field Documentation

+ + + + +
+ + +
uint NL3D::CHeightMap::_Height [private] +
+
+ + + + + +
+ + + +
+The size of this array. Heights.size. +
+ +
+Definition at line 86 of file height_map.h.
+

+ + + + +
+ + +
uint NL3D::CHeightMap::_Width [private] +
+
+ + + + + +
+ + + +
+The size of this array. Heights.size. +
+ +
+Definition at line 86 of file height_map.h.
+

+ + + + +
+ + +
std::vector<uint8> NL3D::CHeightMap::Heights +
+
+ + + + + +
+ + + +
+ +
+Definition at line 49 of file height_map.h. +
+Referenced by buildFromBitmap(), getZ(), and resize().
+

+ + + + +
+ + +
float NL3D::CHeightMap::MaxZ +
+
+ + + + + +
+ + + +
+The range of heights: 0 to MaxZ. +
+ +
+Definition at line 56 of file height_map.h. +
+Referenced by CHeightMap(), and getZ().
+

+ + + + +
+ + +
float NL3D::CHeightMap::OriginX +
+
+ + + + + +
+ + + +
+The origin of the bottom-left corner of this heightmap. +
+ +
+Definition at line 52 of file height_map.h. +
+Referenced by NL3D::CLandscape::setHeightField().
+

+ + + + +
+ + +
float NL3D::CHeightMap::OriginY +
+
+ + + + + +
+ + + +
+The origin of the bottom-left corner of this heightmap. +
+ +
+Definition at line 52 of file height_map.h. +
+Referenced by NL3D::CLandscape::setHeightField().
+

+ + + + +
+ + +
float NL3D::CHeightMap::SizeX +
+
+ + + + + +
+ + + +
+The size of one Element ot this HeightMap (eg: 160x160 for a zone). +
+ +
+Definition at line 54 of file height_map.h. +
+Referenced by NL3D::CLandscape::setHeightField().
+

+ + + + +
+ + +
float NL3D::CHeightMap::SizeY +
+
+ + + + + +
+ + + +
+The size of one Element ot this HeightMap (eg: 160x160 for a zone). +
+ +
+Definition at line 54 of file height_map.h. +
+Referenced by NL3D::CLandscape::setHeightField().
+

The documentation for this class was generated from the following files:

Generated on Tue Mar 16 06:47:05 2004 for NeL by + +

+1.3.6

+ + -- cgit v1.2.1


Public Member Functions
void	buildFromBitmap (const NLMISC::CBitmap &bitmap)
	CHeightMap ()
	Constructor.
uint	getHeight () const
uint	getWidth () const
float	getZ (uint x, uint y) const
	return the ZValue, interval is: 0-MaxZ. nlassert(x,y).
void	resize (uint w, uint h)
	resize the heightmap. resize Heights too.
Data Fields
std::vector< uint8 >	Heights
float	MaxZ
	The range of heights: 0 to MaxZ.
float	OriginX
	The origin of the bottom-left corner of this heightmap.
float	OriginY
	The origin of the bottom-left corner of this heightmap.
float	SizeX
	The size of one Element ot this HeightMap (eg: 160x160 for a zone).
float	SizeY
	The size of one Element ot this HeightMap (eg: 160x160 for a zone).
Private Attributes
uint	_Height
	The size of this array. Heights.size.
uint	_Width
	The size of this array. Heights.size.