diff options
Diffstat (limited to 'render.c')
| -rw-r--r-- | render.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/render.c b/render.c deleted file mode 100644 index 88b0cae..0000000 --- a/render.c +++ /dev/null @@ -1,107 +0,0 @@ -/* ************************************************************************** */ -/* */ -/* ::: :::::::: */ -/* render.c :+: :+: :+: */ -/* +:+ +:+ +:+ */ -/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */ -/* +#+#+#+#+#+ +#+ */ -/* Created: 2020/01/11 13:37:17 by cacharle #+# #+# */ -/* Updated: 2020/01/30 15:17:49 by cacharle ### ########.fr */ -/* */ -/* ************************************************************************** */ - -#include "cub3d.h" - -int render_update(void *param) -{ - t_state *state; - - state = param; - if (!state->running) - { - state_destroy(state); - exit(EXIT_SUCCESS); - return (0); - } - render_update_window(state); - mlx_put_image_to_window(state->mlx_ptr, state->window_ptr, state->window.id, 0, 0); - return (0); -} - -void render_update_window(t_state *state) -{ - int x; - - x = -1; - while (++x < state->window.width) - render_column(state, x); -} - -void render_column(t_state *state, int x) -{ - t_render_state rstate; - - rstate.x = x; - rstate_ray(state, &rstate); - rstate.map_pos = vector_new((double)((int)state->pos.x), (double)((int)state->pos.y)); //floor? - rstate_delta(&rstate); - rstate_init_probe(state, &rstate); - rstate.map_step = vector_new(rstate.ray.x < 0.0 ? -1.0 : 1.0, rstate.ray.y < 0.0 ? -1.0 : 1.0); - while (TRUE) - { - rstate.side = rstate.probe.x < rstate.probe.y ? SIDE_WE : SIDE_NS; - rstate_next_probe(&rstate); - if (state->map[(int)rstate.map_pos.y][(int)rstate.map_pos.x] == CELL_WALL) - break ; - } - rstate_perp_dist(state, &rstate); - rstate_line_height(state, &rstate); - rstate.draw_start = state->window.height / 2 - rstate.line_height / 2; - rstate.draw_end = state->window.height / 2 + rstate.line_height / 2; - if (rstate.draw_start < 0) - rstate.draw_start = 0; - if (rstate.draw_end > state->window.height - 1) - rstate.draw_end = state->window.height - 1; - render_window_column(state, &rstate); -} - -void render_window_column(t_state *state, t_render_state *rstate) -{ - int i; - t_color white; - - white.hexcode = 0x00ffffff; - i = 0; - while (i < rstate->draw_start) - ((t_color*)state->window.data)[i++ * state->window.width + rstate->x] = state->ceilling_color; - while (i < rstate->draw_end) - ((t_color*)state->window.data)[i++ * state->window.width + rstate->x] = white; - render_texture(state, rstate); - i = rstate->draw_end; - while (i < state->window.height) - ((t_color*)state->window.data)[i++ * state->window.width + rstate->x] = state->floor_color; - -} - -void render_texture(t_state *state, t_render_state *rstate) -{ - int i; - double step; - double tex_pos; - int tex_y; - int tex_x; - t_image *texture; - - texture = get_tex(state, rstate); - tex_x = get_tex_x(state, rstate, texture); - step = 1.0 * texture->height / rstate->line_height; - tex_pos = (rstate->draw_start - state->window.height / 2 + rstate->line_height / 2) * step; - i = rstate->draw_start - 1; - while (++i < rstate->draw_end) - { - tex_y = (int)tex_pos & (texture->height - 1); - tex_pos += step; - ((t_color*)state->window.data)[i * state->window.width + rstate->x] = - ((t_color*)texture->data)[texture->height * tex_y + tex_x]; - } -} |