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Split out some code for refactoring purposes

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This commit is contained in:
Segey Lapin
2021-10-23 22:11:53 +03:00
parent 2945dd1904
commit eef15ea522
2 changed files with 81 additions and 34 deletions
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89
modules/world/roads.cpp
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@@ -9,9 +9,14 @@
#include <scene/3d/collision_shape.h>
#include "roads.h"
enum {
FLAGS_SIDEWALK = (1 << 0),
FLAGS_INTERSECTION = (1 << 1),
FLAGS_WALL = (1 << 2),
};
void Roads::_bind_methods()
{
ClassDB::bind_method(D_METHOD("curve_mesh", "points", "width", "flags", "sidewalk_width"), &Roads::curve_mesh);
ClassDB::bind_method(D_METHOD("add_scene_element", "root", "surface", "p2", "shape"), &Roads::add_scene_element);
}
void Roads::_get_property_list(List<PropertyInfo> *p_list) const
@@ -171,21 +176,36 @@ Ref<Curve3D> Roads::build_curve(Vector3 p1, Vector3 p2, Vector3 p3, float total_
assert(curve3->get_baked_length() > 0);
return curve3;
}
inline float Roads::get_total_width(float width, int flags, float sidewalk_width)
{
int i;
float total_width = 0.0f;
PoolVector<String> parts_list = rg->build_item_list(width, flags, sidewalk_width);
for (i = 0; i < parts_list.size(); i++)
total_width += offsets[parts_list[i]].x;
return total_width;
}
Array Roads::curve_mesh(PoolVector<Vector3> points, float width1, float width2, int flags, float sidewalk_width)
inline Ref<Curve3D> Roads::get_curve(const PoolVector<Vector3> &points, float width, int flags, float sidewalk_width)
{
float total_width = get_total_width(width, flags, sidewalk_width);
Ref<Curve3D> curve = build_curve(points[0], points[1], points[2], total_width);
return curve;
}
Array Roads::curve_mesh(const PoolVector<Vector3> &points, Ref<Curve3D> curve3, float width1, float width2, int flags, float sidewalk_width)
{
float tx = 0.0f, total_width1 = 0.0f, total_width2 = 0.0f, t = 0.0f, l;
int i;
Array ret;
all_offsets();
total_width1 = get_total_width(width1, flags, sidewalk_width);
total_width2 = get_total_width(width2, flags, sidewalk_width);
PoolVector<String> parts_list1 = build_item_list(width1, flags, sidewalk_width);
for (i = 0; i < parts_list1.size(); i++)
total_width1 += offsets[parts_list1[i]].x;
PoolVector<String> parts_list2 = build_item_list(width2, flags, sidewalk_width);
for (i = 0; i < parts_list2.size(); i++)
total_width2 += offsets[parts_list2[i]].x;
assert(total_width1 >= 3.0f && total_width2 >= 3.0f);
Ref<Curve3D> curve3 = build_curve(points[0], points[1], points[2], total_width2);
// Ref<Curve3D> curve3 = build_curve(points[0], points[1], points[2], total_width2);
// Ref<Curve3D> curve3 = get_curve(points, width2, flags, sidewalk_width);
l = curve3->get_baked_length();
assert(l > 0.0f);
PoolVector<Vector3> new_verts, new_normals;
@@ -321,9 +341,11 @@ static Ref<ConcavePolygonShape> create_concave_polygon_shape(Vector<Array> surfa
return shape;
}
int Roads::make_vmesh(Node *root, Ref<Material> mat, Ref<ArrayMesh> mesh, MeshInstance *xmi, Vector3 p1, Vector3 p2,
Vector3 p3, float width1, float width2, int flags, float sidewalk_width)
static inline PoolVector<Vector3> make_points(const PoolVector<Vector3> &ipoints)
{
Vector3 p1 = ipoints[0],
p2 = ipoints[1],
p3 = ipoints[2];
Vector3 m1 = p1 - p2;
Vector3 m2 = Vector3();
Vector3 m3 = p3 - p2;
@@ -339,7 +361,16 @@ int Roads::make_vmesh(Node *root, Ref<Material> mat, Ref<ArrayMesh> mesh, MeshIn
points.resize(3);
for (i = 0; i < 3; i++)
points.write()[i] = pts[i].snapped(Vector3(4.0f, 0.1f, 4.0f));
Array rdata = curve_mesh(points, width1, width2, flags, sidewalk_width);
return points;
}
int Roads::make_vmesh(Node *root, Ref<Material> mat, Ref<ArrayMesh> mesh, MeshInstance *xmi, RoadMeshData *data)
{
int i;
PoolVector<Vector3> points = make_points(data->points);
rg->all_offsets();
Ref<Curve3D> curve3 = get_curve(points, data->width2, data->flags, data->sidewalk_width);
Array rdata = curve_mesh(points, curve3, data->width1, data->width2, data->flags, data->sidewalk_width);
Ref<ArrayMesh> mdata = mesh;
assert(mdata.is_valid());
mdata->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, rdata);
@@ -349,7 +380,7 @@ int Roads::make_vmesh(Node *root, Ref<Material> mat, Ref<ArrayMesh> mesh, MeshIn
Ref<ConcavePolygonShape> shape = create_concave_polygon_shape(surfaces);
mdata->surface_set_material(0, mat);
xmi->set_mesh(mdata);
call_deferred("add_scene_element", root, xmi, p2, shape);
call_deferred("add_scene_element", root, xmi, data->points[1], shape);
return xmi->get_instance_id();
}
@@ -415,27 +446,39 @@ void Roads::process_vshapes()
List<int>::Element *e;
for (e = active_vshapes.front(); e; e = e->next()) {
i = e->get();
const struct RoadGrid::vshape &v = vshapes[i];
struct RoadGrid::vshape &v = rg->get_vshapes().write()[i];
assert(v.p1.distance_squared_to(v.p2) > 2.0f);
assert(v.p2.distance_squared_to(v.p3) > 2.0f);
assert(v.p1.distance_squared_to(v.p3) > 2.0f);
float sidewalk_width = 6.0f;
if (vshapes[i].instance < 0) {
if (thread.thread.is_started())
thread.thread.wait_to_finish();
thread.mat = mat;
thread.vshape = i;
thread.width = 6.0;
thread.sidewalk_width = 3.0;
thread.flags = FLAGS_SIDEWALK|FLAGS_INTERSECTION;
thread.root = this;
Ref<ArrayMesh> mesh;
mesh.instance();
thread.mesh = mesh;
thread.xmi = memnew(MeshInstance);
create_data(&v, &thread.data,
FLAGS_SIDEWALK|FLAGS_INTERSECTION,
sidewalk_width);
thread.thread.start(generate_threaded, &thread);
}
}
}
void Roads::create_data(struct RoadGrid::vshape *v, struct RoadMeshData *data, int flags, float sidewalk_width)
{
data->points.resize(3);
data->points.write()[0] = v->p1;
data->points.write()[1] = v->p2;
data->points.write()[2] = v->p3;
data->width1 = v->depth1;
data->width2 = v->depth2;
data->flags = flags;
data->sidewalk_width = sidewalk_width;
data->vshape = v;
}
void Roads::_notification(int p_what)
{
@@ -456,19 +499,11 @@ void Roads::generate_threaded(void *p_userdata)
{
struct thread_data *data = (struct thread_data *)p_userdata;
Roads *obj = Object::cast_to<Roads>(data->root);
obj->mutex.lock();
RoadGrid *rg = RoadsData::get_singleton()->get_road_grid();
const PoolVector<RoadGrid::vshape> &vshapes = rg->get_vshapes();
Vector3 p1 = vshapes[data->vshape].p1;
Vector3 p2 = vshapes[data->vshape].p2;
Vector3 p3 = vshapes[data->vshape].p3;
float width1 = vshapes[data->vshape].depth1;
float width2 = vshapes[data->vshape].depth2;
obj->mutex.unlock();
int instance = obj->make_vmesh(obj, data->mat, data->mesh, data->xmi, p1, p2, p3, width1, width2, data->flags, data->sidewalk_width);
int instance = obj->make_vmesh(obj, data->mat, data->mesh, data->xmi, &data->data);
assert(instance >= 0);
obj->mutex.lock();
rg->get_vshapes().write()[data->vshape].instance = instance;
data->data.vshape->instance = instance;
obj->mutex.unlock();
}