cub3d_render.h File Reference

#include "data_structure.h"
#include <stddef.h>

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Functions
t_data *	cub_init (t_data *data)
	Initialize map and backbuffer for rendering.
int	cub_translate_map (t_data *data)
	Convert 2d map string to int vector.
int	cub3d_init_render (t_data *data)
	Init cub for rendering.
void	cub_render (t_data *data)
	Main rendering function.
void	cub_loop (t_data *data)
	Main loop function. Handles player update logic and rendering.
void	cub_player_update (t_data *data)
	Updates player based on input.
void	cub_render_minimap (t_data *data)
	Render the minimap.
void	draw_column (t_data *data, int x, const t_raydata *rdata)
	Draw a column of pixels from a raycast result.
void	hitwall_loop (const t_data *data, t_raydata *rdata)
	Check which wall will be hit.
t_img *	hitside_texture (t_textures *tex, int hitside, const t_pos2 *step)
	Function to select the texture based on the hit side and step direction.
void	raycalc (const t_pos2 win_size, int x, float cam_angle, t_raydata *rdata)
	Function to calculate rays using window size and camera angle.
void	cubmlx_clear (t_mlx *mlx, unsigned int color)
	Clear the backbuffer with a specific color.
void	cubmlx_putpixel (t_data *data, int x, int y, unsigned int color)
	Puts a pixel onto the backbuffer.
void	cubmlx_putvertline (t_data *data, t_pos2 pos, int len, unsigned int color)
	Puts a vertical line on the backbuffer. Optimized for vertical lines.
void	cubmlx_putrect (t_data *data, t_pos2 pos, t_pos2 size, unsigned int color)
	Puts a rectangle onto the backbuffer.
void	cubmlx_putline (t_data *data, t_pos2 p1, t_pos2 p2, unsigned int color)
	Puts a line onto the backbuffer.
void	solve_collision_x (t_data *data, float x_vel)
	Solver of collision on x axis.
void	solve_collision_y (t_data *data, float y_vel)
	Solver of collision on y axis.
void	resolve_collision_steps (t_data *data, float vel_x, float vel_y)
	Solver of collision on x and y using steps smaller than 1 unit, To use only when moving faster than 1 unit, when MOVEMENT_SPEED_FWD_BWD >= 1.0f or MOVEMENT_SPEED_LEFT_RIGHT >= 1.0f.
float	absf (float n)
	Returns the absolute value of a float.
int	abs (int n)
	Returns the absolute value of an int.
int	max (int a, int b)
	Returns the highest value between a and b.
double	mind (double a, double b)
	Returns the lowest value between doubles a and b.
t_vec2	vec2rotate (t_vec2 vec, float angle)
	Returns a new vector rotated according to the angle.

Function Documentation

cub3d_init_render()

int cub3d_init_render

(

t_data *

data

)

Init cub for rendering.

Parameters

[in,out]

data

data structure

Returns

int 0 OK, error otherwise

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cub_init()

t_data * cub_init

(

t_data *

data

)

Initialize map and backbuffer for rendering.

Parameters

[in,out]

data

data structure

Returns

t_data* data if successful, NULL otherwise

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cub_loop()

void cub_loop

(

t_data *

data

)

Main loop function. Handles player update logic and rendering.

Parameters

[in,out]

data

data structure

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cub_player_update()

void cub_player_update

(

t_data *

data

)

Updates player based on input.

Parameters

[in,out]

data

data structure

cub_render()

void cub_render

(

t_data *

data

)

Main rendering function.

Parameters

[in,out]

data

data structure

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cub_render_minimap()

void cub_render_minimap

(

t_data *

data

)

Render the minimap.

Parameters

[in,out]

data

data structure

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cub_translate_map()

int cub_translate_map

(

t_data *

data

)

Convert 2d map string to int vector.

Parameters

[in,out]

data

data structure

Returns

int 1 OK, 0 otherwise

draw_column()

void draw_column	(	t_data *	data,
		int	x,
		const t_raydata *	rdata )

Draw a column of pixels from a raycast result.

Parameters

[in,out]	data	data structure
[in]	x	x axis column
[in,out]	rdata	structure to handle important values for rendering

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hitside_texture()

t_img * hitside_texture	(	t_textures *	tex,
		int	hitside,
		const t_pos2 *	step )

Function to select the texture based on the hit side and step direction.

Parameters

[in]	tex	pointer to texture structure
[in]	hitside	hitside
[in]	step	step direction

hitwall_loop()

void hitwall_loop	(	const t_data *	data,
		t_raydata *	rdata )

Check which wall will be hit.

Parameters

[in,out]	data	data structure
[in,out]	rdata	structure to handle important values for rendering

raycalc()

void raycalc	(	const t_pos2	win_size,
		int	x,
		float	cam_angle,
		t_raydata *	rdata )

Function to calculate rays using window size and camera angle.

Parameters

[in]	win_size	window size
[in]	x	x axis column
[in]	cam_angle	camera angle
[in,out]	rdata	structure to handle important values for rendering

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