diff options
Diffstat (limited to 'src/\')
| -rw-r--r-- | src/\ | 84 |
1 files changed, 84 insertions, 0 deletions
@@ -0,0 +1,84 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* ft_draw_sprite_extra.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: rbousset <marvin@42.fr> +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2020/02/24 20:22:45 by rbousset #+# #+# */ +/* Updated: 2020/03/09 18:56:01 by rbousset ### ########lyon.fr */ +/* */ +/* ************************************************************************** */ + +#include <libft.h> +#include <cub3d.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <math.h> + +void + ft_sprite_height(t_cub *cl, t_sprite *sprite) +{ + sprite->spriteheight = abs((int)(cl->wlist.y_size / (sprite->transformy))); + sprite->drawstarty = -sprite->spriteheight / 2 + cl->wlist.y_size / 2; + if (sprite->drawstarty < 0) + sprite->drawstarty = 0; + sprite->drawendy = sprite->spriteheight / 2 + cl->wlist.y_size / 2; + if (sprite->drawendy >= (int)cl->wlist.y_size) + sprite->drawendy = cl->wlist.y_size - 1; +} + +void + ft_sprite_width(t_cub *cl, t_sprite *sprite) +{ + sprite->spritewidth = abs((int)(cl->wlist.x_size / (sprite->transformy))); + sprite->drawstartx = -sprite->spritewidth / 2 + sprite->spritescreenx; + if (sprite->drawstartx < 0) + sprite->drawstartx = 0; + sprite->drawendx = sprite->spritewidth / 2 + sprite->spritescreenx; + if (sprite->drawendx >= (int)cl->wlist.x_size) + sprite->drawendx = cl->wlist.x_size - 1; +} + +void + ft_calc_sprite(t_cub *cl) +{ + t_sprite sprite; + int32_t i; + int32_t j; + + i = 0; + j = 0; + printf("%d\n", cl->sprites[0][0].s_pos_x); + printf("%d\n", cl->sprites[1][0].s_pos_x); + printf("%d\n", cl->sprites[2][0].s_pos_x); + printf("%d\n", cl->sprites[3][0].s_pos_x); + cl->sprites[2][0].s_pos_x = 4; + cl->sprites[2][0].s_pos_y = 3; + while (j < cl->mlist.sprite_var) + { + while (i < cl->mlist.sprite_nbr) + { + sprite = cl->sprites[j][i]; + sprite.current_sprite = (j == 0) ? 4 : j + 7; + /* printf("j :%d curr : %d\n", j, sprite.current_sprite); */ + sprite.spritey = sprite.s_pos_x - (cl->plist.pos_x - 0.5); + sprite.spritex = sprite.s_pos_y - (cl->plist.pos_y - 0.5); + sprite.invdet = 1.0 / (cl->plist.plane_x * cl->plist.dir_y + - cl->plist.dir_x * cl->plist.plane_y); + sprite.transformx = sprite.invdet * (cl->plist.dir_y * sprite.spritex + - cl->plist.dir_x * sprite.spritey); + sprite.transformy = sprite.invdet * (-cl->plist.plane_y * sprite.spritex + + cl->plist.plane_x * sprite.spritey); + sprite.spritescreenx = (int)(cl->wlist.x_size / 2) * + (1 + sprite.transformx / sprite.transformy); + ft_sprite_height(cl, &sprite); + ft_sprite_width(cl, &sprite); + ft_draw_sprite(cl, &sprite); + i++; + } + i = 0; + j++; + } +} |