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Crizomb 2025-08-02 23:51:48 +02:00
parent ad95711535
commit 2e310f4053
25 changed files with 852 additions and 74 deletions
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60
entities/road/road.gd
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@ -32,10 +32,11 @@ func generate_mesh():
var race_length = curve.get_baked_length()
var nb_of_point : int = race_length / segment_length
for i in range(nb_of_point):
for i in range(nb_of_point+1):
var dist1 = float(i) * segment_length
var dist2 = float(i + 1) * segment_length
var t1 := curve.sample_baked_with_rotation(dist1, true)
var t2 := curve.sample_baked_with_rotation(dist2, true)
@ -52,8 +53,6 @@ func generate_mesh():
var up2 = t2.basis.y.normalized()
var p1 := t1.origin
if i == 0:
p1 += fwd1 * 0.05
var p2 := t2.origin
# Top vertices
@ -68,48 +67,77 @@ func generate_mesh():
var p2_right_bottom = p2_right - up2 * road_thickness
var p2_left_bottom = p2_left - up2 * road_thickness
# Top face
create_rectangle(p1_right, p1_left, p2_left, p2_right, up1, up2, Vector2(0, dist1 / road_width), Vector2(1, dist2 / road_width))
# Top face
create_rectangle(
p1_right, p1_left, p2_left, p2_right,
up1, up2,
Vector2(1, dist1 / road_width),
Vector2(0, dist1 / road_width),
Vector2(0, dist2 / road_width),
Vector2(1, dist2 / road_width)
)
# Bottom face (inverted normal)
create_rectangle(p1_left_bottom, p1_right_bottom, p2_right_bottom, p2_left_bottom, up1, up2, Vector2(1, dist1 / road_width), Vector2(0, dist2 / road_width))
# Bottom face
create_rectangle(
p1_left_bottom, p1_right_bottom, p2_right_bottom, p2_left_bottom,
-up1, -up2,
Vector2(0, dist1 / road_width),
Vector2(1, dist1 / road_width),
Vector2(1, dist2 / road_width),
Vector2(0, dist2 / road_width)
)
# Right side face
create_rectangle(p1_right_bottom, p1_right, p2_right, p2_right_bottom, right1, right2, Vector2(dist1 / road_thickness, 0), Vector2(dist2 / road_thickness, 1))
create_rectangle(
p1_right_bottom, p1_right, p2_right, p2_right_bottom,
right1, right2,
Vector2(dist1 / road_thickness, 0),
Vector2(dist1 / road_thickness, 1),
Vector2(dist2 / road_thickness, 1),
Vector2(dist2 / road_thickness, 0)
)
# Left side face
create_rectangle(p1_left, p1_left_bottom, p2_left_bottom, p2_left, left1, left2, Vector2(dist1 / road_thickness, 0), Vector2(dist2 / road_thickness, 1))
create_rectangle(
p1_left, p1_left_bottom, p2_left_bottom, p2_left,
left1, left2,
Vector2(dist1 / road_thickness, 1),
Vector2(dist1 / road_thickness, 0),
Vector2(dist2 / road_thickness, 0),
Vector2(dist2 / road_thickness, 1)
)
var final_mesh = st_road.commit()
road_mesh_instance.mesh = final_mesh
var shape = final_mesh.create_trimesh_shape()
road_shape.shape = shape
func create_rectangle(
v1: Vector3, v2: Vector3, v3: Vector3, v4: Vector3,
normal1: Vector3, normal2: Vector3,
uv1: Vector2, uv2: Vector2
uv1: Vector2, uv2: Vector2, uv3: Vector2, uv4: Vector2
):
# Triangle 1
st_road.set_uv(uv1)
st_road.set_normal(normal1)
st_road.add_vertex(v1)
st_road.set_uv(Vector2(uv1.x, uv2.y))
st_road.set_uv(uv2)
st_road.set_normal(normal1)
st_road.add_vertex(v2)
st_road.set_uv(uv2)
st_road.set_uv(uv3)
st_road.set_normal(normal2)
st_road.add_vertex(v3)
# Triangle 2
st_road.set_uv(uv2)
st_road.set_uv(uv3)
st_road.set_normal(normal2)
st_road.add_vertex(v3)
st_road.set_uv(Vector2(uv2.x, uv1.y))
st_road.set_uv(uv4)
st_road.set_normal(normal1)
st_road.add_vertex(v4)