common.h File Reference

#include "include.h"

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Classes
struct	pixel_t
struct	ping_t
struct	cpuinfo
struct	cpuinfo2

Macros
#define	random()   ((rand () & 0x7fff) / ((float)0x7fff))
#define	crandom()   (2.0f * (random() - 0.5f))
#define	BOUNCE   1.2f

Functions
void	gen_normalmap (float scale, const pixel_t *pixel, pixel_t *pixelout, int width, int height)
bool	aabb_visible (vec3 &min, vec3 &max, matrix4 &mvp)
bool	RayTriangleMT (vec3 &origin, vec3 &dir, vec3 &a, vec3 &b, vec3 &c, float &t, float &u, float &v)
bool	RaySphere (vec3 &origin, vec3 &dir, vec3 &sphere, float radius, float &t)
bool	RayPlane (vec3 &origin, vec3 &dir, vec3 &normal, float d, vec3 &point)
bool	RayBoxSlab (vec3 &origin, vec3 &dir, vec3 &min, vec3 &max, float &distance)
void	quadratic_bezier_curve (vec3 &a, vec3 &b, vec3 &c, float time, vec3 &out)
void	cubic_bezier_curve (vec3 &a, vec3 &b, vec3 &c, vec3 &d, float time, vec3 &out)
void	bicubic_bezier_surface (vec3 *control, float time_x, float time_y, vec3 &out)
void	quadratic_bezier_surface (vec3 *control, float time_x, float time_y, vec3 &out)
void	tessellate_quadratic_bezier_surface (vec3 *control, vertex_t *&vertex, int *&index, int &num_vertex, int &num_index, float level)
void	CreateSphere (int sides, float radius, vertex_t *&vertex, unsigned int *&index, unsigned int &num_vertex, unsigned int &num_index, bool invert)
void	make_skybox (Graphics &gfx, unsigned int num_vertex, unsigned int &num_index, int &skybox_vertex, int &skybox_index, bool sphere)
char *	get_file (char *filename, int *size)
int	get_zipfile (char *zipfile, char *file, unsigned char **data, int *size)
int	list_zipfile (char *zipfile, char *filelist)
int	write_file (char *filename, const char *bytes, int size)
float	sign (float x)
void	newlinelist (char *filename, char **list, unsigned int &num, char **file)
void	calc_hash (char *filename, char *hash)
void	navdata_to_graph (ref_t *&ref, graph_node_t *&node, vector< Entity * > &entity_list, int start)
void	print_graph (graph_node_t *node, int num_node)
void	print_path (int *path, int path_length, graph_node_t *node)
float	rand_float (float fMin, float fAdd)
int	gen_spiral (Graphics &gfx, unsigned int &ibo, unsigned int &vbo)
int	gen_lightning (Graphics &gfx, unsigned int &ibo, unsigned int &vbo)
void	WriteObj (char *filename, vertex_t *vertex_array, unsigned int num_vertex, unsigned int *index_array, unsigned int num_index)
void	delta_compress (char *output, char *input, char *delta, int size)
void	delta_uncompress (char *output, char *input, char *delta, int size)
void	runlength_encode (uint8_t *output, rletable_t *table, int *table_size, uint8_t *input, unsigned int *size)
void	runlength_decode (uint8_t *output, rletable_t *table, uint8_t *input, unsigned int *size)
char *	get_pakfile (char *pakfile, char *file)
char *	get_wadfile (char *wadfile, char *lump, int *lump_size, char **file)
void	lump_to_wave (char *lump_data, int size, wave_t *wave)
void	write_bitmap (char *filename, int width, int height, int *data)
void	ping_time_start (int sequence)
double	ping_time_end (int sequence)
int	clamp (int value, int min, int max)
float	clamp (float value, float min, float max)
int	gjk (const vec3 *shape1, const vec3 *shape2, const int iterations, const int num_vert_one, const int num_vert_two)
void	ClipVelocity (vec3 &in, vec3 &normal)
float	random_float ()
double	GetCounter (double freq)
void	pid_controller (const vec3 &target, const float timestep, const vec3 &pos, vec3 &thrust, const float kd)
void	init_pid (pid_state_t *pid)
void	update_pid (pid_state_t *pid, const vec3 &target, const vec3 &position, vec3 &output)
int	auto_complete (const char *a, const char *b)
int	separating_axis_theorem (const vec3 *box_a, const vec3 *box_b)
void	lerp (vec3 &a, vec3 &b, float time, vec3 &out)

Variables
double	freq

Macro Definition Documentation

#define BOUNCE   1.2f

#define crandom

(

)

(2.0f * (random() - 0.5f))

#define random

(

)

((rand () & 0x7fff) / ((float)0x7fff))

Function Documentation

bool aabb_visible	(	vec3 &	min,
		vec3 &	max,
		matrix4 &	mvp
	)

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int auto_complete	(	const char *	a,
		const char *	b
	)

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void bicubic_bezier_surface	(	vec3 *	control,
		float	time_x,
		float	time_y,
		vec3 &	out
	)

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void calc_hash	(	char *	filename,
		char *	hash
	)

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int clamp	(	int	value,
		int	min,
		int	max
	)

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float clamp	(	float	value,
		float	min,
		float	max
	)

void ClipVelocity	(	vec3 &	in,
		vec3 &	normal
	)

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void CreateSphere	(	int	sides,
		float	radius,
		vertex_t *&	vertex,
		unsigned int *&	index,
		unsigned int &	num_vertex,
		unsigned int &	num_index,
		bool	invert
	)

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void cubic_bezier_curve	(	vec3 &	a,
		vec3 &	b,
		vec3 &	c,
		vec3 &	d,
		float	time,
		vec3 &	out
	)

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void delta_compress	(	char *	output,
		char *	input,
		char *	delta,
		int	size
	)

void delta_uncompress	(	char *	output,
		char *	input,
		char *	delta,
		int	size
	)

int gen_lightning	(	Graphics &	gfx,
		unsigned int &	ibo,
		unsigned int &	vbo
	)

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void gen_normalmap	(	float	scale,
		const pixel_t *	pixel,
		pixel_t *	pixelout,
		int	width,
		int	height
	)

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int gen_spiral	(	Graphics &	gfx,
		unsigned int &	ibo,
		unsigned int &	vbo
	)

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char* get_file	(	char *	filename,
		int *	size
	)

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char* get_pakfile	(	char *	pakfile,
		char *	file
	)

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char* get_wadfile	(	char *	wadfile,
		char *	lump,
		int *	lump_size,
		char **	file
	)

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int get_zipfile	(	char *	zipfile,
		char *	file,
		unsigned char **	data,
		int *	size
	)

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double GetCounter

(

double

freq

)

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int gjk	(	const vec3 *	shape1,
		const vec3 *	shape2,
		const int	iterations,
		const int	num_vert_one,
		const int	num_vert_two
	)

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void init_pid

(

pid_state_t *

pid

)

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void lerp ( vec3 &  a, vec3 &  b, float  time, vec3 &  out  )

inline

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int list_zipfile	(	char *	zipfile,
		char *	filelist
	)

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void lump_to_wave	(	char *	lump_data,
		int	size,
		wave_t *	wave
	)

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void make_skybox	(	Graphics &	gfx,
		unsigned int	num_vertex,
		unsigned int &	num_index,
		int &	skybox_vertex,
		int &	skybox_index,
		bool	sphere
	)

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void navdata_to_graph	(	ref_t *&	ref,
		graph_node_t *&	node,
		vector< Entity * > &	entity_list,
		int	start
	)

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void newlinelist	(	char *	filename,
		char **	list,
		unsigned int &	num,
		char **	file
	)

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void pid_controller	(	const vec3 &	target,
		const float	timestep,
		const vec3 &	pos,
		vec3 &	thrust,
		const float	kd
	)

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double ping_time_end

(

int

sequence

)

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void ping_time_start

(

int

sequence

)

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void print_graph	(	graph_node_t *	node,
		int	num_node
	)

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void print_path	(	int *	path,
		int	path_length,
		graph_node_t *	node
	)

void quadratic_bezier_curve	(	vec3 &	a,
		vec3 &	b,
		vec3 &	c,
		float	time,
		vec3 &	out
	)

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void quadratic_bezier_surface	(	vec3 *	control,
		float	time_x,
		float	time_y,
		vec3 &	out
	)

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float rand_float	(	float	fMin,
		float	fAdd
	)

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float random_float

(

)

bool RayBoxSlab	(	vec3 &	origin,
		vec3 &	dir,
		vec3 &	min,
		vec3 &	max,
		float &	distance
	)

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bool RayPlane	(	vec3 &	origin,
		vec3 &	dir,
		vec3 &	normal,
		float	d,
		vec3 &	point
	)

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bool RaySphere	(	vec3 &	origin,
		vec3 &	dir,
		vec3 &	sphere,
		float	radius,
		float &	t
	)

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bool RayTriangleMT	(	vec3 &	origin,
		vec3 &	dir,
		vec3 &	a,
		vec3 &	b,
		vec3 &	c,
		float &	t,
		float &	u,
		float &	v
	)

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void runlength_decode	(	uint8_t *	output,
		rletable_t *	table,
		uint8_t *	input,
		unsigned int *	size
	)

void runlength_encode	(	uint8_t *	output,
		rletable_t *	table,
		int *	table_size,
		uint8_t *	input,
		unsigned int *	size
	)

int separating_axis_theorem	(	const vec3 *	box_a,
		const vec3 *	box_b
	)

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float sign

(

float

x

)

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void tessellate_quadratic_bezier_surface	(	vec3 *	control,
		vertex_t *&	vertex,
		int *&	index,
		int &	num_vertex,
		int &	num_index,
		float	level
	)

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void update_pid	(	pid_state_t *	pid,
		const vec3 &	target,
		const vec3 &	position,
		vec3 &	output
	)

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void write_bitmap	(	char *	filename,
		int	width,
		int	height,
		int *	data
	)

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int write_file	(	char *	filename,
		const char *	bytes,
		int	size
	)

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void WriteObj	(	char *	filename,
		vertex_t *	vertex_array,
		unsigned int	num_vertex,
		unsigned int *	index_array,
		unsigned int	num_index
	)

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Variable Documentation

double freq