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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* graphics.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/11/19 16:39:57 by cacharle #+# #+# */
/* Updated: 2020/02/02 09:13:06 by cacharle ### ########.fr */
/* */
/* ************************************************************************** */
#include "cub3d.h"
/*
** Initialize the state attributes that weren't already filled by the parsing
*/
t_state *state_new(t_state *state)
{
int i;
state->running = TRUE;
if ((state->mlx_ptr = mlx_init()) == NULL)
return (state_destroy(state));
if ((state->window_ptr = mlx_new_window(state->mlx_ptr,
state->window.width, state->window.height, WINDOW_TITLE)) == NULL)
return (state_destroy(state));
printf("init mlx and mlx window\n");
i = -1;
while (++i < TEXTURES_NUM)
{
load_texture(state->mlx_ptr, &state->textures[i],
state->textures_path[i]);
if (state->textures[i].id == NULL)
return (error_put_return_state_destroy("load texture", state));
}
if ((state->window.id = mlx_new_image(state->mlx_ptr,
state->window.width, state->window.height)) == NULL)
return (state_destroy(state));
state->window.data = mlx_get_data_addr(state->window.id,
&state->window.depth, &state->window.size_line,
&state->window.endian);
printf("init mlx window image\n");
state->sprite_window.width = state->window.width;
state->sprite_window.height = state->window.height;
if ((state->sprite_window.id = mlx_new_image(state->mlx_ptr,
state->window.width, state->window.height)) == NULL)
return (state_destroy(state));
state->sprite_window.data = mlx_get_data_addr(state->sprite_window.id,
&state->sprite_window.depth, &state->sprite_window.size_line,
&state->sprite_window.endian);
printf("init mlx sprite image\n");
state_init_player(state);
printf("init player\n");
return (state);
}
void state_init_player(t_state *state)
{
int i;
int j;
i = -1;
while (++i < state->map_height)
{
j = -1;
while (++j < state->map_width)
if (helper_is_player_cell(state->map[i][j]))
{
state->pos.x = (double)j + 0.5;
state->pos.y = (double)i + 0.5;
}
}
helper_init_dir_plane(state, (int)state->pos.y, (int)state->pos.x);
}
t_state *state_new_empty(void)
{
int i;
t_state *state;
if ((state = (t_state*)malloc(sizeof(t_state))) == NULL)
return (NULL);
state->mlx_ptr = NULL;
state->window_ptr = NULL;
state->window.id = NULL;
state->sprite_window.id = NULL;
i = -1;
while (++i < TEXTURES_NUM)
{
state->textures_path[i] = NULL;
state->textures[i].id = NULL;
}
state->dir.x = 0.0;
state->dir.y = 0.0;
state->map = NULL;
state->ceilling_color.hexcode = 0x0;
state->floor_color.hexcode = 0x0;
return (state);
}
void *state_destroy(t_state *state)
{
int i;
if (state == NULL)
return (NULL);
i = -1;
while (++i < TEXTURES_NUM)
{
free(state->textures_path[i]);
if (state->mlx_ptr != NULL && state->textures[i].id != NULL)
mlx_destroy_image(state->mlx_ptr, state->textures[i].id);
}
printf("free window image\n");
if (state->mlx_ptr != NULL && state->window.id != NULL)
mlx_destroy_image(state->mlx_ptr, state->window.id);
printf("free sprite window image\n");
if (state->mlx_ptr != NULL && state->sprite_window.id != NULL)
mlx_destroy_image(state->mlx_ptr, state->sprite_window.id);
printf("free window\n");
if (state->mlx_ptr && state->window_ptr)
mlx_destroy_window(state->mlx_ptr, state->window_ptr);
printf("free map\n");
if (state->map != NULL)
while (state->map_height-- > 0 && state->map[state->map_height] != NULL)
free(state->map[state->map_height]);
free(state->map);
printf("free state\n");
free(state);
return (NULL);
}
void load_texture(void *mlx_ptr, t_image *image, char *path)
{
if ((image->id = mlx_xpm_file_to_image(
mlx_ptr, path, &image->width, &image->height)) == NULL)
return ;
image->data = mlx_get_data_addr(image->id, &image->depth,
&image->size_line, &image->endian);
}
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