wip solving buble effect by wall height calculation

headers/cube3d_macro.h

@@ -16,7 +16,7 @@
 /* screen width */
 # define SCREEN_WIDTH 500
 /* screen height */
-# define SCREEN_HEIGHT 200
+# define SCREEN_HEIGHT 300
 /* screen focal (in degree) */
 # define SCREEN_FOCAL 90
 /* size of a cell on the map */

headers/cube3d_proto.h

@@ -1,8 +1,6 @@
 #ifndef CUBE3D_PROTO_H
 # define CUBE3D_PROTO_H
 
-void	plr_turn(t_plr *plr, int deg);
-
 // -------------------------------
 // SRC
 // -------------------------------

srcs/cube3d.c

@@ -42,11 +42,6 @@ int		main(int ac, char **av)
 	mb_init(destroy_mlx, game);
 
 	// draw game a first time before it start
-
-	// tmp
-	plr_turn(&game->plr, -63);
-	// tmp end
-
 	draw(game);
 
 	// receive a keypress event

srcs/draw/raycast.c

@@ -57,6 +57,7 @@ static void	wall_height(t_rcast *rcast)
 {
 	int	height;
 
+/*
 	height = rcast->screen_height * (rcast->hor - rcast->ray_len) / rcast->hor;
 
 	if (height < 0)
@@ -66,6 +67,16 @@ static void	wall_height(t_rcast *rcast)
 
 	rcast->wall.start.y = rcast->screen_height / 2 + height / 2;
 	rcast->wall.end.y = rcast->screen_height / 2 - height / 2;
+*/
+	if (rcast->ray_len)
+		height = rcast->screen_height / rcast->ray_len;
+
+	rcast->wall.start.y = -height / 2 + rcast->screen_height / 2;
+	if (rcast->wall.start.y < 0)
+		rcast->wall.start.y = 0;
+	rcast->wall.end.y = height / 2 + rcast->screen_height / 2;
+	if (rcast->wall.end.y >= rcast->screen_height)
+		rcast->wall.end.y = rcast->screen_height;
 }
 
 void	draw_column(t_game *game, t_rcast *rcast)

srcs/player/player_rotates.c

@@ -73,18 +73,3 @@ void	plr_turn_right(t_plr *plr)
 	plr->cosj = cos(radj);
 	plr->sinj = sin(radj);
 }
-
-void	plr_turn(t_plr *plr, int deg)
-{
-	double	radi;
-	double	radj;
-
-	plr->rot = deg;
-	// calculate trigo for rotations
-	radi = plr->rot * M_PI / 180;
-	radj = radi + (M_PI / 2);
-	plr->cosi = cos(radi);
-	plr->sini = sin(radi);
-	plr->cosj = cos(radj);
-	plr->sinj = sin(radj);
-}