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Now generating roads on terrain. Still some trouble left.

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This commit is contained in:
Segey Lapin
2021-10-13 20:09:02 +03:00
parent 1b244e80ef
commit 2c7a6af437
6 changed files with 52 additions and 12 deletions
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32
modules/world/roads.cpp
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@@ -197,8 +197,12 @@ void Roads::update_all()
mat = mesh->surface_get_material(0);
}
}
if (curve.is_valid() && noise.is_valid())
if (curve.is_valid() && noise.is_valid()) {
curve->bake();
RoadsData::get_singleton()->set_noise(noise);
RoadsData::get_singleton()->set_curve(curve);
rg->build(curve, noise);
}
printf("vertices: %d\n", rg->diagram_vertices.size());
printf("heights: %d\n", rg->diagram_vertex_heights.size());
printf("edges: %d\n", rg->map_hedges.size());
@@ -588,13 +592,35 @@ void RoadsData::destroy_singleton()
memdelete(g_roads_data);
g_roads_data = NULL;
}
RoadGrid *RoadsData::get_road_grid()
RoadGrid *RoadsData::get_road_grid() const
{
return rg;
}
void RoadsData::_bind_methods()
{
ClassDB::bind_method(D_METHOD("get_road_grid"), &RoadsData::get_road_grid);
ClassDB::bind_method(D_METHOD("get_sdf", "x", "y", "z"), &RoadsData::get_sdf);
}
void RoadsData::set_noise(Ref<OpenSimplexNoise> noise)
{
this->noise = noise;
}
void RoadsData::set_curve(Ref<Curve> curve)
{
this->curve = curve;
}
float RoadsData::get_sdf(int x, int y, int z)
{
if (!curve.is_valid() || !noise.is_valid())
return (float)y;
float n = curve->interpolate_baked(0.5f + noise->get_noise_2d(x, z) * 0.5f);
Vector2 ifl = rg->get_influence(x, z);
if (ifl.x > 0.0f) {
if (n <= ifl.y + 2.0f)
return (float)y - ifl.y;
else
return (float)y - ifl.y;
}
return y - n;
}