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virtualx-engine/modules/csg/csg_shape.cpp
karroffel bf24d570bb updated OAHashMap to use robinhood hashing
2018-05-03 17:00:21 +02:00

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#include "csg_shape.h"
#include "scene/3d/path.h"
void CSGShape::set_use_collision(bool p_enable) {
if (use_collision == p_enable)
return;
use_collision = p_enable;
if (!is_inside_tree() || !is_root_shape())
return;
if (use_collision) {
root_collision_shape.instance();
root_collision_instance = PhysicsServer::get_singleton()->body_create(PhysicsServer::BODY_MODE_STATIC);
PhysicsServer::get_singleton()->body_set_state(root_collision_instance, PhysicsServer::BODY_STATE_TRANSFORM, get_global_transform());
PhysicsServer::get_singleton()->body_add_shape(root_collision_instance, root_collision_shape->get_rid());
PhysicsServer::get_singleton()->body_set_space(root_collision_instance, get_world()->get_space());
_make_dirty(); //force update
} else {
PhysicsServer::get_singleton()->free(root_collision_instance);
root_collision_instance = RID();
root_collision_shape.unref();
}
}
bool CSGShape::is_using_collision() const {
return use_collision;
}
bool CSGShape::is_root_shape() const {
return !parent;
}
void CSGShape::set_snap(float p_snap) {
snap = p_snap;
}
float CSGShape::get_snap() const {
return snap;
}
void CSGShape::_make_dirty() {
if (!is_inside_tree())
return;
if (dirty) {
return;
}
dirty = true;
if (parent) {
parent->_make_dirty();
} else {
//only parent will do
call_deferred("_update_shape");
}
}
CSGBrush *CSGShape::_get_brush() {
if (dirty) {
if (brush) {
memdelete(brush);
}
brush = NULL;
CSGBrush *n = _build_brush();
for (int i = 0; i < get_child_count(); i++) {
CSGShape *child = Object::cast_to<CSGShape>(get_child(i));
if (!child)
continue;
if (!child->is_visible_in_tree())
continue;
CSGBrush *n2 = child->_get_brush();
if (!n2)
continue;
if (!n) {
n = memnew(CSGBrush);
n->copy_from(*n2, child->get_transform());
} else {
CSGBrush *nn = memnew(CSGBrush);
CSGBrush *nn2 = memnew(CSGBrush);
nn2->copy_from(*n2, child->get_transform());
CSGBrushOperation bop;
switch (child->get_operation()) {
case CSGShape::OPERATION_UNION: bop.merge_brushes(CSGBrushOperation::OPERATION_UNION, *n, *nn2, *nn, snap); break;
case CSGShape::OPERATION_INTERSECTION: bop.merge_brushes(CSGBrushOperation::OPERATION_INTERSECTION, *n, *nn2, *nn, snap); break;
case CSGShape::OPERATION_SUBTRACTION: bop.merge_brushes(CSGBrushOperation::OPERATION_SUBSTRACTION, *n, *nn2, *nn, snap); break;
}
memdelete(n);
memdelete(nn2);
n = nn;
}
}
if (n) {
AABB aabb;
for (int i = 0; i < n->faces.size(); i++) {
for (int j = 0; j < 3; j++) {
if (i == 0 && j == 0)
aabb.position = n->faces[i].vertices[j];
else
aabb.expand_to(n->faces[i].vertices[j]);
}
}
node_aabb = aabb;
} else {
node_aabb = AABB();
}
brush = n;
dirty = false;
}
return brush;
}
void CSGShape::_update_shape() {
//print_line("updating shape for " + String(get_path()));
set_base(RID());
root_mesh.unref(); //byebye root mesh
CSGBrush *n = _get_brush();
ERR_FAIL_COND(!n);
OAHashMap<Vector3, Vector3> vec_map;
Vector<int> face_count;
face_count.resize(n->materials.size() + 1);
for (int i = 0; i < face_count.size(); i++) {
face_count[i] = 0;
}
for (int i = 0; i < n->faces.size(); i++) {
int mat = n->faces[i].material;
ERR_CONTINUE(mat < -1 || mat >= face_count.size());
int idx = mat == -1 ? face_count.size() - 1 : mat;
if (n->faces[i].smooth) {
Plane p(n->faces[i].vertices[0], n->faces[i].vertices[1], n->faces[i].vertices[2]);
for (int j = 0; j < 3; j++) {
Vector3 v = n->faces[i].vertices[j];
Vector3 add;
if (vec_map.lookup(v, add)) {
add += p.normal;
} else {
add = p.normal;
}
vec_map.set(v, add);
}
}
face_count[idx]++;
}
Vector<ShapeUpdateSurface> surfaces;
surfaces.resize(face_count.size());
//create arrays
for (int i = 0; i < surfaces.size(); i++) {
surfaces[i].vertices.resize(face_count[i] * 3);
surfaces[i].normals.resize(face_count[i] * 3);
surfaces[i].uvs.resize(face_count[i] * 3);
surfaces[i].last_added = 0;
if (i != surfaces.size() - 1) {
surfaces[i].material = n->materials[i];
}
surfaces[i].verticesw = surfaces[i].vertices.write();
surfaces[i].normalsw = surfaces[i].normals.write();
surfaces[i].uvsw = surfaces[i].uvs.write();
}
//fill arrays
PoolVector<Vector3> physics_faces;
bool fill_physics_faces = false;
if (root_collision_shape.is_valid()) {
physics_faces.resize(n->faces.size() * 3);
fill_physics_faces = true;
}
{
PoolVector<Vector3>::Write physicsw;
if (fill_physics_faces) {
physicsw = physics_faces.write();
}
for (int i = 0; i < n->faces.size(); i++) {
int order[3] = { 0, 1, 2 };
if (n->faces[i].invert) {
SWAP(order[1], order[2]);
}
if (fill_physics_faces) {
physicsw[i * 3 + 0] = n->faces[i].vertices[order[0]];
physicsw[i * 3 + 1] = n->faces[i].vertices[order[1]];
physicsw[i * 3 + 2] = n->faces[i].vertices[order[2]];
}
int mat = n->faces[i].material;
ERR_CONTINUE(mat < -1 || mat >= face_count.size());
int idx = mat == -1 ? face_count.size() - 1 : mat;
int last = surfaces[idx].last_added;
Plane p(n->faces[i].vertices[0], n->faces[i].vertices[1], n->faces[i].vertices[2]);
for (int j = 0; j < 3; j++) {
Vector3 v = n->faces[i].vertices[j];
Vector3 normal = p.normal;
if (n->faces[i].smooth && vec_map.lookup(v, normal)) {
normal.normalize();
}
if (n->faces[i].invert) {
normal = -normal;
}
surfaces[idx].verticesw[last + order[j]] = v;
surfaces[idx].uvsw[last + order[j]] = n->faces[i].uvs[j];
surfaces[idx].normalsw[last + order[j]] = normal;
}
surfaces[idx].last_added += 3;
}
}
root_mesh.instance();
//create surfaces
for (int i = 0; i < surfaces.size(); i++) {
surfaces[i].verticesw = PoolVector<Vector3>::Write();
surfaces[i].normalsw = PoolVector<Vector3>::Write();
surfaces[i].uvsw = PoolVector<Vector2>::Write();
if (surfaces[i].last_added == 0)
continue;
Array array;
array.resize(Mesh::ARRAY_MAX);
array[Mesh::ARRAY_VERTEX] = surfaces[i].vertices;
array[Mesh::ARRAY_NORMAL] = surfaces[i].normals;
array[Mesh::ARRAY_TEX_UV] = surfaces[i].uvs;
int idx = root_mesh->get_surface_count();
root_mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, array);
root_mesh->surface_set_material(idx, surfaces[i].material);
}
if (root_collision_shape.is_valid()) {
root_collision_shape->set_faces(physics_faces);
}
set_base(root_mesh->get_rid());
}
AABB CSGShape::get_aabb() const {
return node_aabb;
}
PoolVector<Vector3> CSGShape::get_brush_faces() {
ERR_FAIL_COND_V(!is_inside_tree(), PoolVector<Vector3>());
CSGBrush *b = _get_brush();
if (!b) {
return PoolVector<Vector3>();
}
PoolVector<Vector3> faces;
int fc = b->faces.size();
faces.resize(fc * 3);
{
PoolVector<Vector3>::Write w = faces.write();
for (int i = 0; i < fc; i++) {
w[i * 3 + 0] = b->faces[i].vertices[0];
w[i * 3 + 1] = b->faces[i].vertices[1];
w[i * 3 + 2] = b->faces[i].vertices[2];
}
}
return faces;
}
PoolVector<Face3> CSGShape::get_faces(uint32_t p_usage_flags) const {
return PoolVector<Face3>();
}
void CSGShape::_notification(int p_what) {
if (p_what == NOTIFICATION_ENTER_TREE) {
Node *parentn = get_parent();
if (parentn) {
parent = Object::cast_to<CSGShape>(parentn);
}
if (use_collision && is_root_shape()) {
root_collision_shape.instance();
root_collision_instance = PhysicsServer::get_singleton()->body_create(PhysicsServer::BODY_MODE_STATIC);
PhysicsServer::get_singleton()->body_set_state(root_collision_instance, PhysicsServer::BODY_STATE_TRANSFORM, get_global_transform());
PhysicsServer::get_singleton()->body_add_shape(root_collision_instance, root_collision_shape->get_rid());
PhysicsServer::get_singleton()->body_set_space(root_collision_instance, get_world()->get_space());
}
_make_dirty();
}
if (p_what == NOTIFICATION_LOCAL_TRANSFORM_CHANGED) {
//print_line("local xform changed");
if (parent) {
parent->_make_dirty();
}
}
if (p_what == NOTIFICATION_EXIT_TREE) {
if (parent)
parent->_make_dirty();
parent = NULL;
if (use_collision && is_root_shape()) {
PhysicsServer::get_singleton()->free(root_collision_instance);
root_collision_instance = RID();
root_collision_shape.unref();
}
_make_dirty();
}
}
void CSGShape::set_operation(Operation p_operation) {
operation = p_operation;
_make_dirty();
}
CSGShape::Operation CSGShape::get_operation() const {
return operation;
}
void CSGShape::_validate_property(PropertyInfo &property) const {
if (is_inside_tree() && property.name.begins_with("use_collision") && !is_root_shape()) {
//hide collision if not root
property.usage = PROPERTY_USAGE_NOEDITOR;
}
}
void CSGShape::_bind_methods() {
ClassDB::bind_method(D_METHOD("_update_shape"), &CSGShape::_update_shape);
ClassDB::bind_method(D_METHOD("is_root_shape"), &CSGShape::is_root_shape);
ClassDB::bind_method(D_METHOD("set_operation", "operation"), &CSGShape::set_operation);
ClassDB::bind_method(D_METHOD("get_operation"), &CSGShape::get_operation);
ClassDB::bind_method(D_METHOD("set_use_collision", "operation"), &CSGShape::set_use_collision);
ClassDB::bind_method(D_METHOD("is_using_collision"), &CSGShape::is_using_collision);
ClassDB::bind_method(D_METHOD("set_snap", "snap"), &CSGShape::set_snap);
ClassDB::bind_method(D_METHOD("get_snap"), &CSGShape::get_snap);
ADD_PROPERTY(PropertyInfo(Variant::INT, "operation", PROPERTY_HINT_ENUM, "Union,Intersection,Subtraction"), "set_operation", "get_operation");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_collision"), "set_use_collision", "is_using_collision");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "snap", PROPERTY_HINT_RANGE, "0.0001,1,0.001"), "set_snap", "get_snap");
BIND_CONSTANT(OPERATION_UNION);
BIND_CONSTANT(OPERATION_INTERSECTION);
BIND_CONSTANT(OPERATION_SUBTRACTION);
}
CSGShape::CSGShape() {
brush = NULL;
set_notify_local_transform(true);
dirty = false;
parent = NULL;
use_collision = false;
operation = OPERATION_UNION;
snap = 0.001;
}
CSGShape::~CSGShape() {
if (brush) {
memdelete(brush);
brush = NULL;
}
}
//////////////////////////////////
CSGBrush *CSGCombiner::_build_brush() {
return NULL; //does not build anything
}
CSGCombiner::CSGCombiner() {
}
/////////////////////
CSGBrush *CSGPrimitive::_create_brush_from_arrays(const PoolVector<Vector3> &p_vertices, const PoolVector<Vector2> &p_uv, const PoolVector<bool> &p_smooth, const PoolVector<Ref<Material> > &p_materials) {
CSGBrush *brush = memnew(CSGBrush);
PoolVector<bool> invert;
invert.resize(p_vertices.size() / 3);
{
int ic = invert.size();
PoolVector<bool>::Write w = invert.write();
for (int i = 0; i < ic; i++) {
w[i] = invert_faces;
}
}
brush->build_from_faces(p_vertices, p_uv, p_smooth, p_materials, invert);
return brush;
}
void CSGPrimitive::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_invert_faces", "invert_faces"), &CSGPrimitive::set_invert_faces);
ClassDB::bind_method(D_METHOD("is_inverting_faces"), &CSGPrimitive::is_inverting_faces);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "invert_faces"), "set_invert_faces", "is_inverting_faces");
}
void CSGPrimitive::set_invert_faces(bool p_invert) {
if (invert_faces == p_invert)
return;
invert_faces = p_invert;
_make_dirty();
}
bool CSGPrimitive::is_inverting_faces() {
return invert_faces;
}
CSGPrimitive::CSGPrimitive() {
invert_faces = false;
}
/////////////////////
CSGBrush *CSGMesh::_build_brush() {
if (!mesh.is_valid())
return NULL;
PoolVector<Vector3> vertices;
PoolVector<bool> smooth;
PoolVector<Ref<Material> > materials;
PoolVector<Vector2> uvs;
for (int i = 0; i < mesh->get_surface_count(); i++) {
if (mesh->surface_get_primitive_type(i) != Mesh::PRIMITIVE_TRIANGLES) {
continue;
}
Array arrays = mesh->surface_get_arrays(i);
PoolVector<Vector3> avertices = arrays[Mesh::ARRAY_VERTEX];
if (avertices.size() == 0)
continue;
PoolVector<Vector3>::Read vr = avertices.read();
PoolVector<Vector3> anormals = arrays[Mesh::ARRAY_NORMAL];
PoolVector<Vector3>::Read nr;
bool nr_used = false;
if (anormals.size()) {
nr = anormals.read();
nr_used = true;
}
PoolVector<Vector2> auvs = arrays[Mesh::ARRAY_TEX_UV];
PoolVector<Vector2>::Read uvr;
bool uvr_used = false;
if (auvs.size()) {
uvr = auvs.read();
uvr_used = true;
}
Ref<Material> mat = mesh->surface_get_material(i);
PoolVector<int> aindices = arrays[Mesh::ARRAY_INDEX];
if (aindices.size()) {
int as = vertices.size();
int is = aindices.size();
vertices.resize(as + is);
smooth.resize((as + is) / 3);
materials.resize((as + is) / 3);
uvs.resize(as + is);
PoolVector<Vector3>::Write vw = vertices.write();
PoolVector<bool>::Write sw = smooth.write();
PoolVector<Vector2>::Write uvw = uvs.write();
PoolVector<Ref<Material> >::Write mw = materials.write();
PoolVector<int>::Read ir = aindices.read();
for (int j = 0; j < is; j += 3) {
Vector3 vertex[3];
Vector3 normal[3];
Vector2 uv[3];
for (int k = 0; k < 3; k++) {
int idx = ir[j + k];
vertex[k] = vr[idx];
if (nr_used) {
normal[k] = nr[idx];
}
if (uvr_used) {
uv[k] = uvr[idx];
}
}
bool flat = normal[0].distance_to(normal[1]) < CMP_EPSILON && normal[0].distance_to(normal[2]) < CMP_EPSILON;
vw[as + j + 0] = vertex[0];
vw[as + j + 1] = vertex[1];
vw[as + j + 2] = vertex[2];
uvw[as + j + 0] = uv[0];
uvw[as + j + 1] = uv[1];
uvw[as + j + 2] = uv[2];
sw[j / 3] = !flat;
mw[j / 3] = mat;
}
} else {
int is = vertices.size();
int as = avertices.size();
vertices.resize(as + is);
smooth.resize((as + is) / 3);
uvs.resize(as + is);
materials.resize((as + is) / 3);
PoolVector<Vector3>::Write vw = vertices.write();
PoolVector<bool>::Write sw = smooth.write();
PoolVector<Vector2>::Write uvw = uvs.write();
PoolVector<Ref<Material> >::Write mw = materials.write();
for (int j = 0; j < is; j += 3) {
Vector3 vertex[3];
Vector3 normal[3];
Vector2 uv[3];
for (int k = 0; k < 3; k++) {
vertex[k] = vr[j + k];
if (nr_used) {
normal[k] = nr[j + k];
}
if (uvr_used) {
uv[k] = uvr[j + k];
}
}
bool flat = normal[0].distance_to(normal[1]) < CMP_EPSILON && normal[0].distance_to(normal[2]) < CMP_EPSILON;
vw[as + j + 0] = vertex[0];
vw[as + j + 1] = vertex[1];
vw[as + j + 2] = vertex[2];
uvw[as + j + 0] = uv[0];
uvw[as + j + 1] = uv[1];
uvw[as + j + 2] = uv[2];
sw[j / 3] = !flat;
mw[j / 3] = mat;
}
}
}
//print_line("total vertices? " + itos(vertices.size()));
if (vertices.size() == 0)
return NULL;
return _create_brush_from_arrays(vertices, uvs, smooth, materials);
}
void CSGMesh::_mesh_changed() {
_make_dirty();
update_gizmo();
}
void CSGMesh::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_mesh", "mesh"), &CSGMesh::set_mesh);
ClassDB::bind_method(D_METHOD("get_mesh"), &CSGMesh::get_mesh);
ClassDB::bind_method(D_METHOD("_mesh_changed"), &CSGMesh::_mesh_changed);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "mesh", PROPERTY_HINT_RESOURCE_TYPE, "Mesh"), "set_mesh", "get_mesh");
}
void CSGMesh::set_mesh(const Ref<Mesh> &p_mesh) {
if (mesh == p_mesh)
return;
if (mesh.is_valid()) {
mesh->disconnect("changed", this, "_mesh_changed");
}
mesh = p_mesh;
if (mesh.is_valid()) {
mesh->connect("changed", this, "_mesh_changed");
}
_make_dirty();
}
Ref<Mesh> CSGMesh::get_mesh() {
return mesh;
}
////////////////////////////////
CSGBrush *CSGSphere::_build_brush() {
// set our bounding box
CSGBrush *brush = memnew(CSGBrush);
int face_count = rings * radial_segments * 2 - radial_segments * 2;
bool invert_val = is_inverting_faces();
Ref<Material> material = get_material();
PoolVector<Vector3> faces;
PoolVector<Vector2> uvs;
PoolVector<bool> smooth;
PoolVector<Ref<Material> > materials;
PoolVector<bool> invert;
faces.resize(face_count * 3);
uvs.resize(face_count * 3);
smooth.resize(face_count);
materials.resize(face_count);
invert.resize(face_count);
{
PoolVector<Vector3>::Write facesw = faces.write();
PoolVector<Vector2>::Write uvsw = uvs.write();
PoolVector<bool>::Write smoothw = smooth.write();
PoolVector<Ref<Material> >::Write materialsw = materials.write();
PoolVector<bool>::Write invertw = invert.write();
int face = 0;
for (int i = 1; i <= rings; i++) {
double lat0 = Math_PI * (-0.5 + (double)(i - 1) / rings);
double z0 = Math::sin(lat0);
double zr0 = Math::cos(lat0);
double u0 = double(i - 1) / rings;
double lat1 = Math_PI * (-0.5 + (double)i / rings);
double z1 = Math::sin(lat1);
double zr1 = Math::cos(lat1);
double u1 = double(i) / rings;
for (int j = radial_segments; j >= 1; j--) {
double lng0 = 2 * Math_PI * (double)(j - 1) / radial_segments;
double x0 = Math::cos(lng0);
double y0 = Math::sin(lng0);
double v0 = double(i - 1) / radial_segments;
double lng1 = 2 * Math_PI * (double)(j) / radial_segments;
double x1 = Math::cos(lng1);
double y1 = Math::sin(lng1);
double v1 = double(i) / radial_segments;
Vector3 v[4] = {
Vector3(x1 * zr0, z0, y1 * zr0) * radius,
Vector3(x1 * zr1, z1, y1 * zr1) * radius,
Vector3(x0 * zr1, z1, y0 * zr1) * radius,
Vector3(x0 * zr0, z0, y0 * zr0) * radius
};
Vector2 u[4] = {
Vector2(v1, u0),
Vector2(v1, u1),
Vector2(v0, u1),
Vector2(v0, u0),
};
if (i < rings) {
//face 1
facesw[face * 3 + 0] = v[0];
facesw[face * 3 + 1] = v[1];
facesw[face * 3 + 2] = v[2];
uvsw[face * 3 + 0] = u[0];
uvsw[face * 3 + 1] = u[1];
uvsw[face * 3 + 2] = u[2];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
}
if (i > 1) {
//face 2
facesw[face * 3 + 0] = v[2];
facesw[face * 3 + 1] = v[3];
facesw[face * 3 + 2] = v[0];
uvsw[face * 3 + 0] = u[2];
uvsw[face * 3 + 1] = u[3];
uvsw[face * 3 + 2] = u[0];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
}
}
}
if (face != face_count) {
ERR_PRINT("Face mismatch bug! fix code");
}
}
brush->build_from_faces(faces, uvs, smooth, materials, invert);
return brush;
}
void CSGSphere::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_radius", "radius"), &CSGSphere::set_radius);
ClassDB::bind_method(D_METHOD("get_radius"), &CSGSphere::get_radius);
ClassDB::bind_method(D_METHOD("set_radial_segments", "radial_segments"), &CSGSphere::set_radial_segments);
ClassDB::bind_method(D_METHOD("get_radial_segments"), &CSGSphere::get_radial_segments);
ClassDB::bind_method(D_METHOD("set_rings", "rings"), &CSGSphere::set_rings);
ClassDB::bind_method(D_METHOD("get_rings"), &CSGSphere::get_rings);
ClassDB::bind_method(D_METHOD("set_smooth_faces", "smooth_faces"), &CSGSphere::set_smooth_faces);
ClassDB::bind_method(D_METHOD("get_smooth_faces"), &CSGSphere::get_smooth_faces);
ClassDB::bind_method(D_METHOD("set_material", "material"), &CSGSphere::set_material);
ClassDB::bind_method(D_METHOD("get_material"), &CSGSphere::get_material);
ADD_PROPERTY(PropertyInfo(Variant::REAL, "radius", PROPERTY_HINT_RANGE, "0.001,100.0,0.001"), "set_radius", "get_radius");
ADD_PROPERTY(PropertyInfo(Variant::INT, "radial_segments", PROPERTY_HINT_RANGE, "1,100,1"), "set_radial_segments", "get_radial_segments");
ADD_PROPERTY(PropertyInfo(Variant::INT, "rings", PROPERTY_HINT_RANGE, "1,100,1"), "set_rings", "get_rings");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "smooth_faces"), "set_smooth_faces", "get_smooth_faces");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "material", PROPERTY_HINT_RESOURCE_TYPE, "SpatialMaterial,ShaderMaterial"), "set_material", "get_material");
}
void CSGSphere::set_radius(const float p_radius) {
ERR_FAIL_COND(p_radius <= 0);
radius = p_radius;
_make_dirty();
update_gizmo();
}
float CSGSphere::get_radius() const {
return radius;
}
void CSGSphere::set_radial_segments(const int p_radial_segments) {
radial_segments = p_radial_segments > 4 ? p_radial_segments : 4;
_make_dirty();
update_gizmo();
}
int CSGSphere::get_radial_segments() const {
return radial_segments;
}
void CSGSphere::set_rings(const int p_rings) {
rings = p_rings > 1 ? p_rings : 1;
_make_dirty();
update_gizmo();
}
int CSGSphere::get_rings() const {
return rings;
}
void CSGSphere::set_smooth_faces(const bool p_smooth_faces) {
smooth_faces = p_smooth_faces;
_make_dirty();
}
bool CSGSphere::get_smooth_faces() const {
return smooth_faces;
}
void CSGSphere::set_material(const Ref<Material> &p_material) {
material = p_material;
_make_dirty();
}
Ref<Material> CSGSphere::get_material() const {
return material;
}
CSGSphere::CSGSphere() {
// defaults
radius = 1.0;
radial_segments = 12;
rings = 6;
smooth_faces = true;
}
///////////////
CSGBrush *CSGBox::_build_brush() {
// set our bounding box
CSGBrush *brush = memnew(CSGBrush);
int face_count = 12; //it's a cube..
bool invert_val = is_inverting_faces();
Ref<Material> material = get_material();
PoolVector<Vector3> faces;
PoolVector<Vector2> uvs;
PoolVector<bool> smooth;
PoolVector<Ref<Material> > materials;
PoolVector<bool> invert;
faces.resize(face_count * 3);
uvs.resize(face_count * 3);
smooth.resize(face_count);
materials.resize(face_count);
invert.resize(face_count);
{
PoolVector<Vector3>::Write facesw = faces.write();
PoolVector<Vector2>::Write uvsw = uvs.write();
PoolVector<bool>::Write smoothw = smooth.write();
PoolVector<Ref<Material> >::Write materialsw = materials.write();
PoolVector<bool>::Write invertw = invert.write();
int face = 0;
Vector3 vertex_mul(width, height, depth);
{
for (int i = 0; i < 6; i++) {
Vector3 face_points[4];
float uv_points[8] = { 0, 0, 0, 1, 1, 1, 1, 0 };
for (int j = 0; j < 4; j++) {
float v[3];
v[0] = 1.0;
v[1] = 1 - 2 * ((j >> 1) & 1);
v[2] = v[1] * (1 - 2 * (j & 1));
for (int k = 0; k < 3; k++) {
if (i < 3)
face_points[j][(i + k) % 3] = v[k] * (i >= 3 ? -1 : 1);
else
face_points[3 - j][(i + k) % 3] = v[k] * (i >= 3 ? -1 : 1);
}
}
Vector2 u[4];
for (int j = 0; j < 4; j++) {
u[j] = Vector2(uv_points[j * 2 + 0], uv_points[j * 2 + 1]);
}
//face 1
facesw[face * 3 + 0] = face_points[0] * vertex_mul;
facesw[face * 3 + 1] = face_points[1] * vertex_mul;
facesw[face * 3 + 2] = face_points[2] * vertex_mul;
uvsw[face * 3 + 0] = u[0];
uvsw[face * 3 + 1] = u[1];
uvsw[face * 3 + 2] = u[2];
smoothw[face] = false;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
//face 1
facesw[face * 3 + 0] = face_points[2] * vertex_mul;
facesw[face * 3 + 1] = face_points[3] * vertex_mul;
facesw[face * 3 + 2] = face_points[0] * vertex_mul;
uvsw[face * 3 + 0] = u[2];
uvsw[face * 3 + 1] = u[3];
uvsw[face * 3 + 2] = u[0];
smoothw[face] = false;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
}
}
if (face != face_count) {
ERR_PRINT("Face mismatch bug! fix code");
}
}
brush->build_from_faces(faces, uvs, smooth, materials, invert);
return brush;
}
void CSGBox::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_width", "width"), &CSGBox::set_width);
ClassDB::bind_method(D_METHOD("get_width"), &CSGBox::get_width);
ClassDB::bind_method(D_METHOD("set_height", "height"), &CSGBox::set_height);
ClassDB::bind_method(D_METHOD("get_height"), &CSGBox::get_height);
ClassDB::bind_method(D_METHOD("set_depth", "depth"), &CSGBox::set_depth);
ClassDB::bind_method(D_METHOD("get_depth"), &CSGBox::get_depth);
ClassDB::bind_method(D_METHOD("set_material", "material"), &CSGBox::set_material);
ClassDB::bind_method(D_METHOD("get_material"), &CSGBox::get_material);
ADD_PROPERTY(PropertyInfo(Variant::REAL, "width", PROPERTY_HINT_RANGE, "0.001,1000.0,0.001"), "set_width", "get_width");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "height", PROPERTY_HINT_RANGE, "0.001,1000.0,0.001"), "set_height", "get_height");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "depth", PROPERTY_HINT_RANGE, "0.001,1000.0,0.001"), "set_depth", "get_depth");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "material", PROPERTY_HINT_RESOURCE_TYPE, "SpatialMaterial,ShaderMaterial"), "set_material", "get_material");
}
void CSGBox::set_width(const float p_width) {
width = p_width;
_make_dirty();
update_gizmo();
}
float CSGBox::get_width() const {
return width;
}
void CSGBox::set_height(const float p_height) {
height = p_height;
_make_dirty();
update_gizmo();
}
float CSGBox::get_height() const {
return height;
}
void CSGBox::set_depth(const float p_depth) {
depth = p_depth;
_make_dirty();
update_gizmo();
}
float CSGBox::get_depth() const {
return depth;
}
void CSGBox::set_material(const Ref<Material> &p_material) {
material = p_material;
_make_dirty();
update_gizmo();
}
Ref<Material> CSGBox::get_material() const {
return material;
}
CSGBox::CSGBox() {
// defaults
width = 1.0;
height = 1.0;
depth = 1.0;
}
///////////////
CSGBrush *CSGCylinder::_build_brush() {
// set our bounding box
CSGBrush *brush = memnew(CSGBrush);
int face_count = sides * (cone ? 1 : 2) + sides + (cone ? 0 : sides);
bool invert_val = is_inverting_faces();
Ref<Material> material = get_material();
PoolVector<Vector3> faces;
PoolVector<Vector2> uvs;
PoolVector<bool> smooth;
PoolVector<Ref<Material> > materials;
PoolVector<bool> invert;
faces.resize(face_count * 3);
uvs.resize(face_count * 3);
smooth.resize(face_count);
materials.resize(face_count);
invert.resize(face_count);
{
PoolVector<Vector3>::Write facesw = faces.write();
PoolVector<Vector2>::Write uvsw = uvs.write();
PoolVector<bool>::Write smoothw = smooth.write();
PoolVector<Ref<Material> >::Write materialsw = materials.write();
PoolVector<bool>::Write invertw = invert.write();
int face = 0;
Vector3 vertex_mul(radius, height * 0.5, radius);
{
for (int i = 0; i < sides; i++) {
float inc = float(i) / sides;
float inc_n = float((i + 1)) / sides;
float ang = inc * Math_PI * 2.0;
float ang_n = inc_n * Math_PI * 2.0;
Vector3 base(Math::cos(ang), 0, Math::sin(ang));
Vector3 base_n(Math::cos(ang_n), 0, Math::sin(ang_n));
Vector3 face_points[4] = {
base + Vector3(0, -1, 0),
base_n + Vector3(0, -1, 0),
base_n * (cone ? 0.0 : 1.0) + Vector3(0, 1, 0),
base * (cone ? 0.0 : 1.0) + Vector3(0, 1, 0),
};
Vector2 u[4] = {
Vector2(inc, 0),
Vector2(inc_n, 0),
Vector2(inc_n, 1),
Vector2(inc, 1),
};
//side face 1
facesw[face * 3 + 0] = face_points[0] * vertex_mul;
facesw[face * 3 + 1] = face_points[1] * vertex_mul;
facesw[face * 3 + 2] = face_points[2] * vertex_mul;
uvsw[face * 3 + 0] = u[0];
uvsw[face * 3 + 1] = u[1];
uvsw[face * 3 + 2] = u[2];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
if (!cone) {
//side face 2
facesw[face * 3 + 0] = face_points[2] * vertex_mul;
facesw[face * 3 + 1] = face_points[3] * vertex_mul;
facesw[face * 3 + 2] = face_points[0] * vertex_mul;
uvsw[face * 3 + 0] = u[2];
uvsw[face * 3 + 1] = u[3];
uvsw[face * 3 + 2] = u[0];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
}
//bottom face 1
facesw[face * 3 + 0] = face_points[1] * vertex_mul;
facesw[face * 3 + 1] = face_points[0] * vertex_mul;
facesw[face * 3 + 2] = Vector3(0, -1, 0) * vertex_mul;
uvsw[face * 3 + 0] = Vector2(face_points[1].x, face_points[1].y) * 0.5 + Vector2(0.5, 0.5);
uvsw[face * 3 + 1] = Vector2(face_points[0].x, face_points[0].y) * 0.5 + Vector2(0.5, 0.5);
uvsw[face * 3 + 2] = Vector2(0.5, 0.5);
smoothw[face] = false;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
if (!cone) {
//top face 1
facesw[face * 3 + 0] = face_points[3] * vertex_mul;
facesw[face * 3 + 1] = face_points[2] * vertex_mul;
facesw[face * 3 + 2] = Vector3(0, 1, 0) * vertex_mul;
uvsw[face * 3 + 0] = Vector2(face_points[1].x, face_points[1].y) * 0.5 + Vector2(0.5, 0.5);
uvsw[face * 3 + 1] = Vector2(face_points[0].x, face_points[0].y) * 0.5 + Vector2(0.5, 0.5);
uvsw[face * 3 + 2] = Vector2(0.5, 0.5);
smoothw[face] = false;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
}
}
}
if (face != face_count) {
ERR_PRINT("Face mismatch bug! fix code");
}
}
brush->build_from_faces(faces, uvs, smooth, materials, invert);
return brush;
}
void CSGCylinder::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_radius", "radius"), &CSGCylinder::set_radius);
ClassDB::bind_method(D_METHOD("get_radius"), &CSGCylinder::get_radius);
ClassDB::bind_method(D_METHOD("set_height", "height"), &CSGCylinder::set_height);
ClassDB::bind_method(D_METHOD("get_height"), &CSGCylinder::get_height);
ClassDB::bind_method(D_METHOD("set_sides", "sides"), &CSGCylinder::set_sides);
ClassDB::bind_method(D_METHOD("get_sides"), &CSGCylinder::get_sides);
ClassDB::bind_method(D_METHOD("set_cone", "cone"), &CSGCylinder::set_cone);
ClassDB::bind_method(D_METHOD("is_cone"), &CSGCylinder::is_cone);
ClassDB::bind_method(D_METHOD("set_material", "material"), &CSGCylinder::set_material);
ClassDB::bind_method(D_METHOD("get_material"), &CSGCylinder::get_material);
ClassDB::bind_method(D_METHOD("set_smooth_faces", "smooth_faces"), &CSGCylinder::set_smooth_faces);
ClassDB::bind_method(D_METHOD("get_smooth_faces"), &CSGCylinder::get_smooth_faces);
ADD_PROPERTY(PropertyInfo(Variant::REAL, "radius", PROPERTY_HINT_RANGE, "0.001,1000.0,0.001"), "set_radius", "get_radius");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "height", PROPERTY_HINT_RANGE, "0.001,1000.0,0.001"), "set_height", "get_height");
ADD_PROPERTY(PropertyInfo(Variant::INT, "sides", PROPERTY_HINT_RANGE, "3,64,1"), "set_sides", "get_sides");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "cone"), "set_cone", "is_cone");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "smooth_faces"), "set_smooth_faces", "get_smooth_faces");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "material", PROPERTY_HINT_RESOURCE_TYPE, "SpatialMaterial,ShaderMaterial"), "set_material", "get_material");
}
void CSGCylinder::set_radius(const float p_radius) {
radius = p_radius;
_make_dirty();
update_gizmo();
}
float CSGCylinder::get_radius() const {
return radius;
}
void CSGCylinder::set_height(const float p_height) {
height = p_height;
_make_dirty();
update_gizmo();
}
float CSGCylinder::get_height() const {
return height;
}
void CSGCylinder::set_sides(const int p_sides) {
ERR_FAIL_COND(p_sides < 3);
sides = p_sides;
_make_dirty();
update_gizmo();
}
int CSGCylinder::get_sides() const {
return sides;
}
void CSGCylinder::set_cone(const bool p_cone) {
cone = p_cone;
_make_dirty();
update_gizmo();
}
bool CSGCylinder::is_cone() const {
return cone;
}
void CSGCylinder::set_smooth_faces(const bool p_smooth_faces) {
smooth_faces = p_smooth_faces;
_make_dirty();
}
bool CSGCylinder::get_smooth_faces() const {
return smooth_faces;
}
void CSGCylinder::set_material(const Ref<Material> &p_material) {
material = p_material;
_make_dirty();
}
Ref<Material> CSGCylinder::get_material() const {
return material;
}
CSGCylinder::CSGCylinder() {
// defaults
radius = 1.0;
height = 1.0;
sides = 8;
cone = false;
smooth_faces = true;
}
///////////////
CSGBrush *CSGTorus::_build_brush() {
// set our bounding box
float min_radius = inner_radius;
float max_radius = outer_radius;
if (min_radius == max_radius)
return NULL; //sorry, can't
if (min_radius > max_radius) {
SWAP(min_radius, max_radius);
}
float radius = (max_radius - min_radius) * 0.5;
CSGBrush *brush = memnew(CSGBrush);
int face_count = ring_sides * sides * 2;
bool invert_val = is_inverting_faces();
Ref<Material> material = get_material();
PoolVector<Vector3> faces;
PoolVector<Vector2> uvs;
PoolVector<bool> smooth;
PoolVector<Ref<Material> > materials;
PoolVector<bool> invert;
faces.resize(face_count * 3);
uvs.resize(face_count * 3);
smooth.resize(face_count);
materials.resize(face_count);
invert.resize(face_count);
{
PoolVector<Vector3>::Write facesw = faces.write();
PoolVector<Vector2>::Write uvsw = uvs.write();
PoolVector<bool>::Write smoothw = smooth.write();
PoolVector<Ref<Material> >::Write materialsw = materials.write();
PoolVector<bool>::Write invertw = invert.write();
int face = 0;
{
for (int i = 0; i < sides; i++) {
float inci = float(i) / sides;
float inci_n = float((i + 1)) / sides;
float angi = inci * Math_PI * 2.0;
float angi_n = inci_n * Math_PI * 2.0;
Vector3 normali = Vector3(Math::cos(angi), 0, Math::sin(angi));
Vector3 normali_n = Vector3(Math::cos(angi_n), 0, Math::sin(angi_n));
for (int j = 0; j < ring_sides; j++) {
float incj = float(j) / ring_sides;
float incj_n = float((j + 1)) / ring_sides;
float angj = incj * Math_PI * 2.0;
float angj_n = incj_n * Math_PI * 2.0;
Vector2 normalj = Vector2(Math::cos(angj), Math::sin(angj)) * radius + Vector2(min_radius + radius, 0);
Vector2 normalj_n = Vector2(Math::cos(angj_n), Math::sin(angj_n)) * radius + Vector2(min_radius + radius, 0);
Vector3 face_points[4] = {
Vector3(normali.x * normalj.x, normalj.y, normali.z * normalj.x),
Vector3(normali.x * normalj_n.x, normalj_n.y, normali.z * normalj_n.x),
Vector3(normali_n.x * normalj_n.x, normalj_n.y, normali_n.z * normalj_n.x),
Vector3(normali_n.x * normalj.x, normalj.y, normali_n.z * normalj.x)
};
Vector2 u[4] = {
Vector2(inci, incj),
Vector2(inci, incj_n),
Vector2(inci_n, incj_n),
Vector2(inci_n, incj),
};
// face 1
facesw[face * 3 + 0] = face_points[0];
facesw[face * 3 + 1] = face_points[2];
facesw[face * 3 + 2] = face_points[1];
uvsw[face * 3 + 0] = u[0];
uvsw[face * 3 + 1] = u[2];
uvsw[face * 3 + 2] = u[1];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
//face 2
facesw[face * 3 + 0] = face_points[3];
facesw[face * 3 + 1] = face_points[2];
facesw[face * 3 + 2] = face_points[0];
uvsw[face * 3 + 0] = u[3];
uvsw[face * 3 + 1] = u[2];
uvsw[face * 3 + 2] = u[0];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
}
}
}
if (face != face_count) {
ERR_PRINT("Face mismatch bug! fix code");
}
}
brush->build_from_faces(faces, uvs, smooth, materials, invert);
return brush;
}
void CSGTorus::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_inner_radius", "radius"), &CSGTorus::set_inner_radius);
ClassDB::bind_method(D_METHOD("get_inner_radius"), &CSGTorus::get_inner_radius);
ClassDB::bind_method(D_METHOD("set_outer_radius", "radius"), &CSGTorus::set_outer_radius);
ClassDB::bind_method(D_METHOD("get_outer_radius"), &CSGTorus::get_outer_radius);
ClassDB::bind_method(D_METHOD("set_sides", "sides"), &CSGTorus::set_sides);
ClassDB::bind_method(D_METHOD("get_sides"), &CSGTorus::get_sides);
ClassDB::bind_method(D_METHOD("set_ring_sides", "sides"), &CSGTorus::set_ring_sides);
ClassDB::bind_method(D_METHOD("get_ring_sides"), &CSGTorus::get_ring_sides);
ClassDB::bind_method(D_METHOD("set_material", "material"), &CSGTorus::set_material);
ClassDB::bind_method(D_METHOD("get_material"), &CSGTorus::get_material);
ClassDB::bind_method(D_METHOD("set_smooth_faces", "smooth_faces"), &CSGTorus::set_smooth_faces);
ClassDB::bind_method(D_METHOD("get_smooth_faces"), &CSGTorus::get_smooth_faces);
ADD_PROPERTY(PropertyInfo(Variant::REAL, "inner_radius", PROPERTY_HINT_RANGE, "0.001,1000.0,0.001"), "set_inner_radius", "get_inner_radius");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "outer_radius", PROPERTY_HINT_RANGE, "0.001,1000.0,0.001"), "set_outer_radius", "get_outer_radius");
ADD_PROPERTY(PropertyInfo(Variant::INT, "sides", PROPERTY_HINT_RANGE, "3,64,1"), "set_sides", "get_sides");
ADD_PROPERTY(PropertyInfo(Variant::INT, "ring_sides", PROPERTY_HINT_RANGE, "3,64,1"), "set_ring_sides", "get_ring_sides");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "smooth_faces"), "set_smooth_faces", "get_smooth_faces");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "material", PROPERTY_HINT_RESOURCE_TYPE, "SpatialMaterial,ShaderMaterial"), "set_material", "get_material");
}
void CSGTorus::set_inner_radius(const float p_inner_radius) {
inner_radius = p_inner_radius;
_make_dirty();
update_gizmo();
}
float CSGTorus::get_inner_radius() const {
return inner_radius;
}
void CSGTorus::set_outer_radius(const float p_outer_radius) {
outer_radius = p_outer_radius;
_make_dirty();
update_gizmo();
}
float CSGTorus::get_outer_radius() const {
return outer_radius;
}
void CSGTorus::set_sides(const int p_sides) {
ERR_FAIL_COND(p_sides < 3);
sides = p_sides;
_make_dirty();
update_gizmo();
}
int CSGTorus::get_sides() const {
return sides;
}
void CSGTorus::set_ring_sides(const int p_ring_sides) {
ERR_FAIL_COND(p_ring_sides < 3);
ring_sides = p_ring_sides;
_make_dirty();
update_gizmo();
}
int CSGTorus::get_ring_sides() const {
return ring_sides;
}
void CSGTorus::set_smooth_faces(const bool p_smooth_faces) {
smooth_faces = p_smooth_faces;
_make_dirty();
}
bool CSGTorus::get_smooth_faces() const {
return smooth_faces;
}
void CSGTorus::set_material(const Ref<Material> &p_material) {
material = p_material;
_make_dirty();
}
Ref<Material> CSGTorus::get_material() const {
return material;
}
CSGTorus::CSGTorus() {
// defaults
inner_radius = 2.0;
outer_radius = 3.0;
sides = 8;
ring_sides = 6;
smooth_faces = true;
}
///////////////
CSGBrush *CSGPolygon::_build_brush() {
// set our bounding box
if (polygon.size() < 3)
return NULL;
Vector<Point2> final_polygon = polygon;
if (Triangulate::get_area(final_polygon) > 0) {
final_polygon.invert();
}
Vector<int> triangles = Geometry::triangulate_polygon(final_polygon);
if (triangles.size() < 3)
return NULL;
Path *path = NULL;
Ref<Curve3D> curve;
if (mode == MODE_PATH) {
if (!has_node(path_node))
return NULL;
Node *n = get_node(path_node);
if (!n)
return NULL;
path = Object::cast_to<Path>(n);
if (!path)
return NULL;
if (path != path_cache) {
if (path_cache) {
path_cache->disconnect("tree_exited", this, "_path_exited");
path_cache->disconnect("curve_changed", this, "_path_changed");
path_cache = NULL;
}
path_cache = path;
if (path_cache) {
path_cache->connect("tree_exited", this, "_path_exited");
path_cache->connect("curve_changed", this, "_path_changed");
path_cache = NULL;
}
}
curve = path->get_curve();
if (curve.is_null())
return NULL;
if (curve->get_baked_length() <= 0)
return NULL;
}
CSGBrush *brush = memnew(CSGBrush);
int face_count;
switch (mode) {
case MODE_DEPTH: face_count = triangles.size() * 2 / 3 + (final_polygon.size()) * 2; break;
case MODE_SPIN: face_count = (spin_degrees < 360 ? triangles.size() * 2 / 3 : 0) + (final_polygon.size()) * 2 * spin_sides; break;
case MODE_PATH: {
float bl = curve->get_baked_length();
int splits = MAX(2, Math::ceil(bl / path_interval));
face_count = triangles.size() * 2 / 3 + splits * final_polygon.size() * 2;
} break;
}
bool invert_val = is_inverting_faces();
Ref<Material> material = get_material();
PoolVector<Vector3> faces;
PoolVector<Vector2> uvs;
PoolVector<bool> smooth;
PoolVector<Ref<Material> > materials;
PoolVector<bool> invert;
faces.resize(face_count * 3);
uvs.resize(face_count * 3);
smooth.resize(face_count);
materials.resize(face_count);
invert.resize(face_count);
AABB aabb; //must be computed
{
PoolVector<Vector3>::Write facesw = faces.write();
PoolVector<Vector2>::Write uvsw = uvs.write();
PoolVector<bool>::Write smoothw = smooth.write();
PoolVector<Ref<Material> >::Write materialsw = materials.write();
PoolVector<bool>::Write invertw = invert.write();
int face = 0;
switch (mode) {
case MODE_DEPTH: {
//add triangles, front and back
for (int i = 0; i < 2; i++) {
for (int j = 0; j < triangles.size(); j += 3) {
for (int k = 0; k < 3; k++) {
int src[3] = { 0, i == 0 ? 1 : 2, i == 0 ? 2 : 1 };
Vector2 p = final_polygon[triangles[j + src[k]]];
Vector3 v = Vector3(p.x, p.y, 0);
if (i == 0) {
v.z -= depth;
}
facesw[face * 3 + k] = v;
}
smoothw[face] = false;
materialsw[face] = material;
invertw[face] = invert_val;
face++;
}
}
//add triangles for depth
for (int i = 0; i < final_polygon.size(); i++) {
int i_n = (i + 1) % final_polygon.size();
Vector3 v[4] = {
Vector3(final_polygon[i].x, final_polygon[i].y, -depth),
Vector3(final_polygon[i_n].x, final_polygon[i_n].y, -depth),
Vector3(final_polygon[i_n].x, final_polygon[i_n].y, 0),
Vector3(final_polygon[i].x, final_polygon[i].y, 0),
};
Vector2 u[4] = {
Vector2(0, 0),
Vector2(0, 1),
Vector2(1, 1),
Vector2(1, 0)
};
// face 1
facesw[face * 3 + 0] = v[0];
facesw[face * 3 + 1] = v[1];
facesw[face * 3 + 2] = v[2];
uvsw[face * 3 + 0] = u[0];
uvsw[face * 3 + 1] = u[1];
uvsw[face * 3 + 2] = u[2];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
// face 2
facesw[face * 3 + 0] = v[2];
facesw[face * 3 + 1] = v[3];
facesw[face * 3 + 2] = v[0];
uvsw[face * 3 + 0] = u[2];
uvsw[face * 3 + 1] = u[3];
uvsw[face * 3 + 2] = u[0];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
}
} break;
case MODE_SPIN: {
for (int i = 0; i < spin_sides; i++) {
float inci = float(i) / spin_sides;
float inci_n = float((i + 1)) / spin_sides;
float angi = -(inci * spin_degrees / 360.0) * Math_PI * 2.0;
float angi_n = -(inci_n * spin_degrees / 360.0) * Math_PI * 2.0;
Vector3 normali = Vector3(Math::cos(angi), 0, Math::sin(angi));
Vector3 normali_n = Vector3(Math::cos(angi_n), 0, Math::sin(angi_n));
//add triangles for depth
for (int j = 0; j < final_polygon.size(); j++) {
int j_n = (j + 1) % final_polygon.size();
Vector3 v[4] = {
Vector3(normali.x * final_polygon[j].x, final_polygon[j].y, normali.z * final_polygon[j].x),
Vector3(normali.x * final_polygon[j_n].x, final_polygon[j_n].y, normali.z * final_polygon[j_n].x),
Vector3(normali_n.x * final_polygon[j_n].x, final_polygon[j_n].y, normali_n.z * final_polygon[j_n].x),
Vector3(normali_n.x * final_polygon[j].x, final_polygon[j].y, normali_n.z * final_polygon[j].x),
};
Vector2 u[4] = {
Vector2(0, 0),
Vector2(0, 1),
Vector2(1, 1),
Vector2(1, 0)
};
// face 1
facesw[face * 3 + 0] = v[0];
facesw[face * 3 + 1] = v[2];
facesw[face * 3 + 2] = v[1];
uvsw[face * 3 + 0] = u[0];
uvsw[face * 3 + 1] = u[2];
uvsw[face * 3 + 2] = u[1];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
// face 2
facesw[face * 3 + 0] = v[2];
facesw[face * 3 + 1] = v[0];
facesw[face * 3 + 2] = v[3];
uvsw[face * 3 + 0] = u[2];
uvsw[face * 3 + 1] = u[0];
uvsw[face * 3 + 2] = u[3];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
}
if (i == 0 && spin_degrees < 360) {
for (int j = 0; j < triangles.size(); j += 3) {
for (int k = 0; k < 3; k++) {
int src[3] = { 0, 2, 1 };
Vector2 p = final_polygon[triangles[j + src[k]]];
Vector3 v = Vector3(p.x, p.y, 0);
facesw[face * 3 + k] = v;
}
smoothw[face] = false;
materialsw[face] = material;
invertw[face] = invert_val;
face++;
}
}
if (i == spin_sides - 1 && spin_degrees < 360) {
for (int j = 0; j < triangles.size(); j += 3) {
for (int k = 0; k < 3; k++) {
int src[3] = { 0, 1, 2 };
Vector2 p = final_polygon[triangles[j + src[k]]];
Vector3 v = Vector3(normali_n.x * p.x, p.y, normali_n.z * p.x);
facesw[face * 3 + k] = v;
}
smoothw[face] = false;
materialsw[face] = material;
invertw[face] = invert_val;
face++;
}
}
}
} break;
case MODE_PATH: {
float bl = curve->get_baked_length();
int splits = MAX(2, Math::ceil(bl / path_interval));
Transform path_to_this = get_global_transform().affine_inverse() * path->get_global_transform();
Transform prev_xf;
Vector3 lookat_dir;
if (path_rotation == PATH_ROTATION_POLYGON) {
lookat_dir = (path->get_global_transform().affine_inverse() * get_global_transform()).xform(Vector3(0, 0, -1));
} else {
Vector3 p1, p2;
p1 = curve->interpolate_baked(0);
p2 = curve->interpolate_baked(0.1);
lookat_dir = (p2 - p1).normalized();
}
for (int i = 0; i <= splits; i++) {
float ofs = i * path_interval;
Transform xf;
xf.origin = curve->interpolate_baked(ofs);
Vector3 local_dir;
if (path_rotation == PATH_ROTATION_PATH_FOLLOW && ofs > 0) {
//before end
Vector3 p1 = curve->interpolate_baked(ofs - 0.1);
Vector3 p2 = curve->interpolate_baked(ofs);
local_dir = (p2 - p1).normalized();
} else {
local_dir = lookat_dir;
}
xf = xf.looking_at(xf.origin + local_dir, Vector3(0, 1, 0));
Basis rot(Vector3(0, 0, 1), curve->interpolate_baked_tilt(ofs));
xf = xf * rot; //post mult
xf = path_to_this * xf;
if (i > 0) {
//put triangles where they belong
//add triangles for depth
for (int j = 0; j < final_polygon.size(); j++) {
int j_n = (j + 1) % final_polygon.size();
Vector3 v[4] = {
prev_xf.xform(Vector3(final_polygon[j].x, final_polygon[j].y, 0)),
prev_xf.xform(Vector3(final_polygon[j_n].x, final_polygon[j_n].y, 0)),
xf.xform(Vector3(final_polygon[j_n].x, final_polygon[j_n].y, 0)),
xf.xform(Vector3(final_polygon[j].x, final_polygon[j].y, 0)),
};
Vector2 u[4] = {
Vector2(0, 0),
Vector2(0, 1),
Vector2(1, 1),
Vector2(1, 0)
};
// face 1
facesw[face * 3 + 0] = v[0];
facesw[face * 3 + 1] = v[1];
facesw[face * 3 + 2] = v[2];
uvsw[face * 3 + 0] = u[0];
uvsw[face * 3 + 1] = u[1];
uvsw[face * 3 + 2] = u[2];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
// face 2
facesw[face * 3 + 0] = v[2];
facesw[face * 3 + 1] = v[3];
facesw[face * 3 + 2] = v[0];
uvsw[face * 3 + 0] = u[2];
uvsw[face * 3 + 1] = u[3];
uvsw[face * 3 + 2] = u[0];
smoothw[face] = smooth_faces;
invertw[face] = invert_val;
materialsw[face] = material;
face++;
}
}
if (i == 0) {
for (int j = 0; j < triangles.size(); j += 3) {
for (int k = 0; k < 3; k++) {
int src[3] = { 0, 1, 2 };
Vector2 p = final_polygon[triangles[j + src[k]]];
Vector3 v = Vector3(p.x, p.y, 0);
facesw[face * 3 + k] = xf.xform(v);
}
smoothw[face] = false;
materialsw[face] = material;
invertw[face] = invert_val;
face++;
}
}
if (i == splits) {
for (int j = 0; j < triangles.size(); j += 3) {
for (int k = 0; k < 3; k++) {
int src[3] = { 0, 2, 1 };
Vector2 p = final_polygon[triangles[j + src[k]]];
Vector3 v = Vector3(p.x, p.y, 0);
facesw[face * 3 + k] = xf.xform(v);
}
smoothw[face] = false;
materialsw[face] = material;
invertw[face] = invert_val;
face++;
}
}
prev_xf = xf;
}
} break;
}
if (face != face_count) {
ERR_PRINT("Face mismatch bug! fix code");
}
for (int i = 0; i < face_count * 3; i++) {
if (i == 0) {
aabb.position = facesw[i];
} else {
aabb.expand_to(facesw[i]);
}
}
}
brush->build_from_faces(faces, uvs, smooth, materials, invert);
return brush;
}
void CSGPolygon::_notification(int p_what) {
if (p_what == NOTIFICATION_EXIT_TREE) {
if (path_cache) {
path_cache->disconnect("tree_exited", this, "_path_exited");
path_cache->disconnect("curve_changed", this, "_path_changed");
path_cache = NULL;
}
}
}
void CSGPolygon::_validate_property(PropertyInfo &property) const {
if (property.name.begins_with("spin") && mode != MODE_SPIN) {
property.usage = 0;
}
if (property.name.begins_with("path") && mode != MODE_PATH) {
property.usage = 0;
}
if (property.name == "depth" && mode != MODE_DEPTH) {
property.usage = 0;
}
CSGShape::_validate_property(property);
}
void CSGPolygon::_path_changed() {
_make_dirty();
update_gizmo();
}
void CSGPolygon::_path_exited() {
path_cache = NULL;
}
void CSGPolygon::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_polygon", "polygon"), &CSGPolygon::set_polygon);
ClassDB::bind_method(D_METHOD("get_polygon"), &CSGPolygon::get_polygon);
ClassDB::bind_method(D_METHOD("set_mode", "mode"), &CSGPolygon::set_mode);
ClassDB::bind_method(D_METHOD("get_mode"), &CSGPolygon::get_mode);
ClassDB::bind_method(D_METHOD("set_depth", "depth"), &CSGPolygon::set_depth);
ClassDB::bind_method(D_METHOD("get_depth"), &CSGPolygon::get_depth);
ClassDB::bind_method(D_METHOD("set_spin_degrees", "degrees"), &CSGPolygon::set_spin_degrees);
ClassDB::bind_method(D_METHOD("get_spin_degrees"), &CSGPolygon::get_spin_degrees);
ClassDB::bind_method(D_METHOD("set_spin_sides", "spin_sides"), &CSGPolygon::set_spin_sides);
ClassDB::bind_method(D_METHOD("get_spin_sides"), &CSGPolygon::get_spin_sides);
ClassDB::bind_method(D_METHOD("set_path_node", "path"), &CSGPolygon::set_path_node);
ClassDB::bind_method(D_METHOD("get_path_node"), &CSGPolygon::get_path_node);
ClassDB::bind_method(D_METHOD("set_path_interval", "distance"), &CSGPolygon::set_path_interval);
ClassDB::bind_method(D_METHOD("get_path_interval"), &CSGPolygon::get_path_interval);
ClassDB::bind_method(D_METHOD("set_path_rotation", "mode"), &CSGPolygon::set_path_rotation);
ClassDB::bind_method(D_METHOD("get_path_rotation"), &CSGPolygon::get_path_rotation);
ClassDB::bind_method(D_METHOD("set_material", "material"), &CSGPolygon::set_material);
ClassDB::bind_method(D_METHOD("get_material"), &CSGPolygon::get_material);
ClassDB::bind_method(D_METHOD("set_smooth_faces", "smooth_faces"), &CSGPolygon::set_smooth_faces);
ClassDB::bind_method(D_METHOD("get_smooth_faces"), &CSGPolygon::get_smooth_faces);
ClassDB::bind_method(D_METHOD("_is_editable_3d_polygon"), &CSGPolygon::_is_editable_3d_polygon);
ClassDB::bind_method(D_METHOD("_has_editable_3d_polygon_no_depth"), &CSGPolygon::_has_editable_3d_polygon_no_depth);
ClassDB::bind_method(D_METHOD("_path_exited"), &CSGPolygon::_path_exited);
ClassDB::bind_method(D_METHOD("_path_changed"), &CSGPolygon::_path_changed);
ADD_PROPERTY(PropertyInfo(Variant::POOL_VECTOR2_ARRAY, "polygon"), "set_polygon", "get_polygon");
ADD_PROPERTY(PropertyInfo(Variant::INT, "mode", PROPERTY_HINT_ENUM, "Depth,Spin,Path"), "set_mode", "get_mode");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "depth", PROPERTY_HINT_RANGE, "0.001,1000.0,0.001"), "set_depth", "get_depth");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "spin_degrees", PROPERTY_HINT_RANGE, "1,360,0.1"), "set_spin_degrees", "get_spin_degrees");
ADD_PROPERTY(PropertyInfo(Variant::INT, "spin_sides", PROPERTY_HINT_RANGE, "3,64,1"), "set_spin_sides", "get_spin_sides");
ADD_PROPERTY(PropertyInfo(Variant::NODE_PATH, "path_node"), "set_path_node", "get_path_node");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "path_interval", PROPERTY_HINT_RANGE, "0.001,1000.0,0.001"), "set_path_interval", "get_path_interval");
ADD_PROPERTY(PropertyInfo(Variant::INT, "path_rotation", PROPERTY_HINT_ENUM, "Polygon,Path,PathFollow"), "set_path_rotation", "get_path_rotation");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "smooth_faces"), "set_smooth_faces", "get_smooth_faces");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "material", PROPERTY_HINT_RESOURCE_TYPE, "SpatialMaterial,ShaderMaterial"), "set_material", "get_material");
BIND_ENUM_CONSTANT(MODE_DEPTH);
BIND_ENUM_CONSTANT(MODE_SPIN);
BIND_ENUM_CONSTANT(MODE_PATH);
BIND_ENUM_CONSTANT(PATH_ROTATION_POLYGON);
BIND_ENUM_CONSTANT(PATH_ROTATION_PATH);
BIND_ENUM_CONSTANT(PATH_ROTATION_PATH_FOLLOW);
}
void CSGPolygon::set_polygon(const Vector<Vector2> &p_polygon) {
polygon = p_polygon;
_make_dirty();
update_gizmo();
}
Vector<Vector2> CSGPolygon::get_polygon() const {
return polygon;
}
void CSGPolygon::set_mode(Mode p_mode) {
mode = p_mode;
_make_dirty();
update_gizmo();
_change_notify();
}
CSGPolygon::Mode CSGPolygon::get_mode() const {
return mode;
}
void CSGPolygon::set_depth(const float p_depth) {
ERR_FAIL_COND(p_depth < 0.001);
depth = p_depth;
_make_dirty();
update_gizmo();
}
float CSGPolygon::get_depth() const {
return depth;
}
void CSGPolygon::set_spin_degrees(const float p_spin_degrees) {
ERR_FAIL_COND(p_spin_degrees < 0.01 || p_spin_degrees > 360);
spin_degrees = p_spin_degrees;
_make_dirty();
update_gizmo();
}
float CSGPolygon::get_spin_degrees() const {
return spin_degrees;
}
void CSGPolygon::set_spin_sides(const int p_spin_sides) {
ERR_FAIL_COND(p_spin_sides < 3);
spin_sides = p_spin_sides;
_make_dirty();
update_gizmo();
}
int CSGPolygon::get_spin_sides() const {
return spin_sides;
}
void CSGPolygon::set_path_node(const NodePath &p_path) {
path_node = p_path;
_make_dirty();
update_gizmo();
}
NodePath CSGPolygon::get_path_node() const {
return path_node;
}
void CSGPolygon::set_path_interval(float p_interval) {
ERR_FAIL_COND(p_interval < 0.001);
path_interval = p_interval;
_make_dirty();
update_gizmo();
}
float CSGPolygon::get_path_interval() const {
return path_interval;
}
void CSGPolygon::set_path_rotation(PathRotation p_rotation) {
path_rotation = p_rotation;
_make_dirty();
update_gizmo();
}
CSGPolygon::PathRotation CSGPolygon::get_path_rotation() const {
return path_rotation;
}
void CSGPolygon::set_smooth_faces(const bool p_smooth_faces) {
smooth_faces = p_smooth_faces;
_make_dirty();
}
bool CSGPolygon::get_smooth_faces() const {
return smooth_faces;
}
void CSGPolygon::set_material(const Ref<Material> &p_material) {
material = p_material;
_make_dirty();
}
Ref<Material> CSGPolygon::get_material() const {
return material;
}
bool CSGPolygon::_is_editable_3d_polygon() const {
return true;
}
bool CSGPolygon::_has_editable_3d_polygon_no_depth() const {
return true;
}
CSGPolygon::CSGPolygon() {
// defaults
mode = MODE_DEPTH;
polygon.push_back(Vector2(0, 0));
polygon.push_back(Vector2(0, 1));
polygon.push_back(Vector2(1, 1));
polygon.push_back(Vector2(1, 0));
depth = 1.0;
spin_degrees = 360;
spin_sides = 8;
smooth_faces = false;
path_interval = 1;
path_rotation = PATH_ROTATION_PATH;
path_cache = NULL;
}
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