fixing raycasting things and braking computers

1 files changed, 35 insertions, 6 deletions

diff --git a/render.c b/render.c
index e584621..170d4e5 100644
--- a/render.c
+++ b/render.c
@@ -6,7 +6,7 @@
 /*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/01/11 13:37:17 by cacharle          #+#    #+#             */
-/*   Updated: 2020/01/15 15:09:32 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/01/16 10:06:04 by cacharle         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -35,7 +35,11 @@ void	render_update_window(t_state *state)
 
 	x = -1;
 	while (++x < state->window.width)
+	{
+	/* x = state->window.width / 2 + 1; */
+		/* printf("\nx %d\n", x); */
 		render_column(state, x);
+	}
 }
 
 void	render_column(t_state *state, int x)
@@ -43,34 +47,59 @@ void	render_column(t_state *state, int x)
 	t_render_state	rstate;
 
 	rstate.x = x;
+	/* printf("1\n"); */
 	rstate_ray(state, &rstate);
-	vector_new((double)((int)state->pos.x), (double)((int)state->pos.y));
+	/* printf("ray [%f %f]\n", rstate.ray.x, rstate.ray.y); */
+	rstate.map_pos = vector_new((double)((int)state->pos.x), (double)((int)state->pos.y)); //floor?
+	/* printf("map_pos [%f %f]\n", rstate.map_pos.x, rstate.map_pos.y); */
 	rstate_delta(&rstate);
+	/* printf("delta [%f %f]\n", rstate.delta.x, rstate.delta.y); */
 	rstate_init_probe(state, &rstate);
-	vector_new(rstate.ray.x < 0.0 ? -1.0 : 1.0, rstate.ray.y < 0.0 ? -1.0 : 1.0);
+	/* printf("probe [%f %f]\n", rstate.probe.x, rstate.probe.y); */
+	rstate.map_step = vector_new(rstate.ray.x < 0.0 ? -1.0 : 1.0, rstate.ray.y < 0.0 ? -1.0 : 1.0);
+	/* printf("map_step [%f %f]\n", rstate.map_step.x, rstate.map_step.y); */
 	while (TRUE)
 	{
 		rstate.side = rstate.probe.x < rstate.probe.y ? SIDE_WE : SIDE_WE;
+		/* printf("side %s\n", rstate.side == SIDE_WE ? "side we" : "side ns"); */
 		rstate_next_probe(&rstate);
+		/* printf("2\n"); */
+		/* printf("> [%d %d]\n", (int)rstate.map_pos.x, (int)rstate.map_pos.y); */
 		if (state->map[(int)rstate.map_pos.y][(int)rstate.map_pos.x] == CELL_WALL)
 			break ;
+		/* printf("3\n"); */
 	}
+		/* printf("[%d %d]\n", (int)rstate.map_pos.x, (int)rstate.map_pos.y); */
 	rstate_line_height(state, &rstate);
+	/* printf("perp dist %f\n", rstate_perp_dist(state, &rstate)); */
+	printf("line height %d\n", rstate.line_height);
+	rstate.draw_start = WINDOW_MID_HEIGHT(state) - rstate.line_height / 2;
+	rstate.draw_end = WINDOW_MID_HEIGHT(state) + rstate.line_height / 2;
+	printf("%d -> %d\n", rstate.draw_start, rstate.draw_end);
 	render_window_column(state, &rstate);
-	// WINDOW_MID_HEIGHT(state) - line_height / 2
-	// WINDOW_MID_HEIGHT(state) + line_height / 2
 }
 
 void	render_window_column(t_state *state, t_render_state *rstate)
 {
 	int		i;
 	t_color	white;
+	t_color black;
 
 	white.hexcode = 0x00ffffff;
+	black.hexcode = 0x00000000;
 	i = -1;
-	/* while (++i < draw_start) */
+	while (++i < rstate->draw_start)
+		((t_color*)state->window.data)[i * state->window.width + rstate->x] = black;
+	while (++i < rstate->draw_end)
+		((t_color*)state->window.data)[i * state->window.width + rstate->x] = white;
+	while (++i < state->window_height)
+		((t_color*)state->window.data)[i * state->window.width + rstate->x] = black;
+
+	/* printf("%d -> %d\n", rstate->draw_start, rstate->draw_end); */
+	/* while (++i < rstate->draw_start) */
 	/* 	((t_color*)state->window.data)[i * state->window.width + rstate->x] = */
 	/* 		state->ceilling_color; */
+	/* i = rstate->draw_end; */
 	/* i = render_texture(state, rstate); */
 	/* while (++i < state->window_height) */
 	/* 	((t_color*)state->window.data)[i * state->window.width + rstate->x] = */