Heightmap Namespace Reference

Generates a mesh using a Heightmap for use with a renderer. More...

Functions
void	initaliseHeightmap (std::string mapFileLocation, std::vector< float > &vertices, std::vector< float > &vertexNormals, std::vector< float > &vertexTextures, std::vector< unsigned int > &indices)
	Initalises a heightmap. More...
Uint32	getPixel (int x, int y, uint8_t bpp, SDL_Surface *map)
	A function to get a pixel from a map. More...
Vec3	getNormal (Vec3 a, Vec3 b, Vec3 c)
	A function to get a normal from 3 vectors. More...

Detailed Description

Generates a mesh using a Heightmap for use with a renderer.

Function Documentation

getNormal()

Vec3 Heightmap::getNormal	(	Vec3	a,
		Vec3	b,
		Vec3	c
	)

A function to get a normal from 3 vectors.

Parameters

a	Vector A.
B	Vector B.
c	Vector C.

Returns

A normal of the 3 vectors

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getPixel()

Uint32 Heightmap::getPixel	(	int	x,
		int	y,
		uint8_t	bpp,
		SDL_Surface *	map
	)

A function to get a pixel from a map.

Parameters

x	The x position of the pixel.
y	The y position of the pixel.
bpp	The bits per pixel.
nap	A pointer to the map to search.

Returns

A pixel.

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initaliseHeightmap()

void Heightmap::initaliseHeightmap	(	std::string	mapFileLocation,
		std::vector< float > &	vertices,
		std::vector< float > &	vertexNormals,
		std::vector< float > &	vertexTextures,
		std::vector< unsigned int > &	indices
	)

Initalises a heightmap.

Parameters

mapFileLocation	The map files location.
vertices	A referecne to vertices vector.
vertexNormals	A referecne to vertex Normals vector.
vertexTextures	A referecne to vertex Textures vector.
indices	A referecne to indices vector.

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