42/42_INT_10_cube3d
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add place for game window

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This commit is contained in:
hugogogo
2022-04-24 11:12:39 +02:00
parent 9359e87f6f
commit bb3a9db930
7 changed files with 74 additions and 104 deletions
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2
srcs/draw/draw.c
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@@ -134,7 +134,7 @@ void draw(t_game *game)
// tmp, to draw map
draw_screen(game, &(game->rcast));
mlx_put_image_to_window(game->mlx_ptr, game->map_win.ptr, game->map_img.ptr, 0, 0);
mlx_put_image_to_window(game->mlx_ptr, game->map_win.ptr, game->map_img.ptr, 0, SCREEN_HEIGHT);
// tmp end
// mlx_put_image_to_window(game->mlx_ptr, game->win.ptr, game->img.ptr, 0, 0);

68
srcs/draw/ray_intersect.c
View File

@@ -27,7 +27,6 @@ static void init_raycast(t_rcast *rcast, t_vec *ray)
static void init_first_step(t_rcast *rcast, t_vec *ray)
{
// first next time ray cross grid
rcast->first_next_x = ray->start.x % rcast->cell;
if (rcast->first_next_x && rcast->ray_sign_x < 0)
rcast->first_next_x = rcast->cell - rcast->first_next_x;
@@ -58,70 +57,6 @@ static void next_cell(t_rcast *rcast)
}
}
static void calcul_ray_end(t_rcast *rcast, t_vec *ray)
{
/*
if (rcast->is_x)
{
ray->end.x = rcast->cell_x * rcast->cell;
if (rcast->ray_sign_x == 1)
ray->end.x += rcast->cell;
if (rcast->slope_x)
{
rcast->ratio = (double)(ray->end.x - ray->start.x) / (double)rcast->slope_x;
ray->end.y = ray->start.y + (double)rcast->slope_y * rcast->ratio;
}
}
else
{
ray->end.y = rcast->cell_y * rcast->cell;
if (rcast->ray_sign_y == 1)
ray->end.y += rcast->cell;
if (rcast->slope_y)
{
rcast->ratio = (double)(ray->end.y - ray->start.y) / (double)rcast->slope_y;
ray->end.x = ray->start.x + (double)rcast->slope_x * rcast->ratio;
}
}
*/
int *nd1;
int *cell1;
int *sign1;
int *st1;
int *slp1;
int *nd2;
int *st2;
int *slp2;
if (rcast->is_x)
{
nd1 = &(ray->end.x);
cell1 = &(rcast->cell_x);
sign1 = &(rcast->ray_sign_x);
st1 = &(ray->start.x);
slp1 = &(rcast->slope_x);
nd2 = &(ray->end.y);
st2 = &(ray->start.y);
slp2 = &(rcast->slope_y);
}
else
{
nd1 = &(ray->end.y);
cell1 = &(rcast->cell_y);
sign1 = &(rcast->ray_sign_y);
st1 = &(ray->start.y);
slp1 = &(rcast->slope_y);
nd2 = &(ray->end.x);
st2 = &(ray->start.x);
slp2 = &(rcast->slope_x);
}
*nd1 = *cell1 * rcast->cell;
if (*sign1 == 1)
*nd1 += rcast->cell;
if (*slp1)
*nd2 = *st2 + (double)(*slp2) * (double)(*nd1 - *st1) / (double)(*slp1);
}
void ray_intersect(t_game *game, t_rcast *rcast, t_vec *ray)
{
ray->start.x = rcast->ray.start.x + game->plr.pos.x;
@@ -132,9 +67,6 @@ void ray_intersect(t_game *game, t_rcast *rcast, t_vec *ray)
rotate(&(game->plr), &(ray->end));
init_raycast(rcast, ray);
init_first_step(rcast, ray);
// loop through grid
while (!is_wall(game, rcast->cell_x, rcast->cell_y))
next_cell(rcast);
// end ray position
calcul_ray_end(rcast, ray);
}

40
srcs/draw/raycast.c
View File

@@ -1,5 +1,42 @@
#include "cube3d.h"
// tmp, to draw rays
static void calcul_ray_end(t_rcast *rcast, t_vec *ray)
{
if (rcast->is_x)
{
ray->end.x = rcast->cell_x * rcast->cell;
if (rcast->ray_sign_x == 1)
ray->end.x += rcast->cell;
if (rcast->slope_x)
{
rcast->ratio = (double)(ray->end.x - ray->start.x);
rcast->ratio /= (double)rcast->slope_x;
ray->end.y = ray->start.y + (double)rcast->slope_y * rcast->ratio;
}
}
else
{
ray->end.y = rcast->cell_y * rcast->cell;
if (rcast->ray_sign_y == 1)
ray->end.y += rcast->cell;
if (rcast->slope_y)
{
rcast->ratio = (double)(ray->end.y - ray->start.y);
rcast->ratio /= (double)rcast->slope_y;
ray->end.x = ray->start.x + (double)rcast->slope_x * rcast->ratio;
}
}
}
// tmp end
void draw_column(t_game *game, t_rcast *rcast, t_vec *ray)
{
(void)game;
(void)rcast;
(void)ray;
}
void raycast(t_game *game, t_rcast *rcast)
{
t_vec ray;
@@ -10,10 +47,11 @@ void raycast(t_game *game, t_rcast *rcast)
ray_intersect(game, rcast, &ray);
// tmp, to draw the map
calcul_ray_end(rcast, &ray);
draw_line(game, ray, 0x00FF00FF);
// tmp end
// draw_column();
draw_column(game, rcast, &ray);
(rcast->ray_nb)++;
}
}