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ericw-tools/qbsp/brush.cc

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/*
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1997 Greg Lewis
Copyright (C) 1999-2005 Id Software, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
See file, 'COPYING', for details.
*/
#include <qbsp/brush.hh>
#include <cstring>
#include <list>
#include <common/log.hh>
#include <qbsp/map.hh>
#include <qbsp/qbsp.hh>
side_t side_t::clone_non_winding_data() const
{
side_t result;
result.planenum = this->planenum;
result.texinfo = this->texinfo;
result.onnode = this->onnode;
result.bevel = this->bevel;
result.source = this->source;
result.tested = this->tested;
return result;
}
side_t side_t::clone() const
{
side_t result = clone_non_winding_data();
result.w = this->w.clone();
return result;
}
bool side_t::is_visible() const
{
// workaround for qbsp_q2_mist_clip.map - we want to treat nodraw faces as "!visible"
// so they're used as splitters after mist
if (get_texinfo().flags.is_nodraw()) {
if (get_texinfo().flags.is_hint()) {
return true;
}
return false;
}
return source && source->visible;
}
const maptexinfo_t &side_t::get_texinfo() const
{
return map.mtexinfos[this->texinfo];
}
const qbsp_plane_t &side_t::get_plane() const
{
return map.get_plane(planenum);
}
const qbsp_plane_t &side_t::get_positive_plane() const
{
return map.get_plane(planenum & ~1);
}
bspbrush_t::ptr bspbrush_t::copy_unique() const
{
return bspbrush_t::make_ptr(this->clone());
}
bspbrush_t bspbrush_t::clone() const
{
bspbrush_t result;
result.original_ptr = this->original_ptr;
result.mapbrush = this->mapbrush;
result.bounds = this->bounds;
result.side = this->side;
result.testside = this->testside;
result.sides.reserve(this->sides.size());
for (auto &side : this->sides) {
result.sides.push_back(side.clone());
}
result.contents = this->contents;
result.sphere_origin = this->sphere_origin;
result.sphere_radius = this->sphere_radius;
return result;
}
bool bspbrush_t::contains_point(const qvec3d &point, double epsilon) const
{
for (auto &side : sides) {
if (side.get_plane().distance_to(point) > epsilon) {
return false;
}
}
return true;
}
/*
=================
CheckFace
Note: this will not catch 0 area polygons
=================
*/
static void CheckFace(
side_t *face, const mapface_t &sourceface, std::optional<std::reference_wrapper<size_t>> num_clipped)
{
if (face->w.size() < 3) {
if (qbsp_options.verbose.value()) {
if (face->w.size() == 2) {
logging::print("WARNING: {}: partially clipped into degenerate polygon @ ({}) - ({})\n",
sourceface.line, face->w[0], face->w[1]);
} else if (face->w.size() == 1) {
logging::print(
"WARNING: {}: partially clipped into degenerate polygon @ ({})\n", sourceface.line, face->w[0]);
} else {
logging::print("WARNING: {}: completely clipped away\n", sourceface.line);
}
}
if (num_clipped) {
(*num_clipped)++;
}
face->w.clear();
return;
}
const qbsp_plane_t &plane = face->get_plane();
qvec3d facenormal = plane.get_normal();
for (size_t i = 0; i < face->w.size(); i++) {
const qvec3d &p1 = face->w[i];
const qvec3d &p2 = face->w[(i + 1) % face->w.size()];
for (auto &v : p1) {
if (fabs(v) > qbsp_options.worldextent.value()) {
// this is fatal because a point should never lay outside the world
FError("{}: coordinate out of range ({})\n", sourceface.line, v);
}
}
/* check the point is on the face plane */
{
double dist = face->get_plane().distance_to(p1);
if (fabs(dist) > qbsp_options.epsilon.value()) {
logging::print("WARNING: {}: Point ({:.3} {:.3} {:.3}) off plane by {:2.4}\n", sourceface.line, p1[0],
p1[1], p1[2], dist);
}
}
/* check the edge isn't degenerate */
qvec3d edgevec = p2 - p1;
double length = qv::length(edgevec);
if (length < qbsp_options.epsilon.value()) {
logging::print("WARNING: {}: Healing degenerate edge ({}) at ({:.3f} {:.3} {:.3})\n", sourceface.line,
length, p1[0], p1[1], p1[2]);
for (size_t j = i + 1; j < face->w.size(); j++)
face->w[j - 1] = face->w[j];
face->w.resize(face->w.size() - 1);
CheckFace(face, sourceface, num_clipped);
break;
}
qvec3d edgenormal = qv::normalize(qv::cross(facenormal, edgevec));
double edgedist = qv::dot(p1, edgenormal);
edgedist += qbsp_options.epsilon.value();
/* all other points must be on front side */
for (size_t j = 0; j < face->w.size(); j++) {
if (j == i)
continue;
double dist = qv::dot(face->w[j], edgenormal);
if (dist > edgedist) {
logging::print("WARNING: {}: Found a non-convex face (error size {}, point: {})\n", sourceface.line,
dist - edgedist, face->w[j]);
face->w.clear();
return;
}
}
}
}
/*
=============================================================================
TURN BRUSHES INTO GROUPS OF FACES
=============================================================================
*/
/*
=================
FindTargetEntity
Finds the entity whose `targetname` value is case-insensitve-equal to `target`.
=================
*/
static const mapentity_t *FindTargetEntity(const std::string &target)
{
for (const auto &entity : map.entities) {
const std::string &name = entity.epairs.get("targetname");
if (string_iequals(target, name)) {
return &entity;
}
}
return nullptr;
}
/*
=================
FixRotateOrigin
=================
*/
qvec3d FixRotateOrigin(mapentity_t &entity)
{
const std::string &search = entity.epairs.get("target");
const mapentity_t *target = nullptr;
if (!search.empty()) {
target = FindTargetEntity(search);
}
qvec3f offset;
if (target) {
target->epairs.get_vector("origin", offset);
} else {
logging::print("WARNING: No target for rotation entity \"{}\"", entity.epairs.get("classname"));
offset = {};
}
entity.epairs.set("origin", qv::to_string(offset));
return offset;
}
//============================================================================
/*
==================
CreateBrushWindings
Create all of the windings for the specified brush, and
calculate its bounds.
==================
*/
bool CreateBrushWindings(bspbrush_t &brush)
{
for (int i = 0; i < brush.sides.size(); i++) {
side_t &side = brush.sides[i];
std::optional<winding_t> w = BaseWindingForPlane<winding_t>(side.get_plane());
for (int j = 0; j < brush.sides.size() && w; j++) {
if (i == j) {
continue;
}
if (brush.sides[j].bevel) {
continue;
}
const qplane3d &plane = map.planes[brush.sides[j].planenum ^ 1];
w = w->clip_front(plane, qbsp_options.epsilon.value(), false);
}
if (w) {
for (auto &p : *w) {
for (auto &v : p) {
if (fabs(v) > qbsp_options.worldextent.value()) {
logging::print("WARNING: {}: invalid winding point\n",
brush.mapbrush ? brush.mapbrush->line : parser_source_location{});
w = std::nullopt;
break;
}
}
if (!w) {
break;
}
}
side.w = std::move(*w);
if (side.source) {
side.source->visible = true;
}
} else {
side.w.clear();
if (side.source) {
side.source->visible = false;
}
}
}
return brush.update_bounds(true);
}
#define QBSP3
#ifndef QBSP3
/*
==============================================================================
BEVELED CLIPPING HULL GENERATION
This is done by brute force, and could easily get a lot faster if anyone cares.
==============================================================================
*/
struct hullbrush_t
{
bspbrush_t &brush;
std::vector<qvec3d> points;
std::vector<qvec3d> corners;
std::vector<std::array<size_t, 2>> edges;
};
/*
============
AddBrushPlane
=============
*/
static bool AddBrushPlane(hullbrush_t &hullbrush, const qbsp_plane_t &plane)
{
for (auto &s : hullbrush.brush.sides) {
if (qv::epsilonEqual(s.get_plane(), plane)) {
return false;
}
}
auto &s = hullbrush.brush.sides.emplace_back();
s.planenum = map.add_or_find_plane(plane);
s.texinfo = 0;
return true;
}
/*
============
TestAddPlane
Adds the given plane to the brush description if all of the original brush
vertexes can be put on the front side
=============
*/
static bool TestAddPlane(hullbrush_t &hullbrush, const qbsp_plane_t &plane)
{
/* see if the plane has already been added */
for (auto &s : hullbrush.brush.sides) {
if (qv::epsilonEqual(plane, s.get_plane()) || qv::epsilonEqual(plane, s.get_positive_plane())) {
return false;
}
}
/* check all the corner points */
bool points_front = false;
bool points_back = false;
for (size_t i = 0; i < hullbrush.corners.size(); i++) {
double d = qv::dot(hullbrush.corners[i], plane.get_normal()) - plane.get_dist();
if (d < -qbsp_options.epsilon.value()) {
if (points_front) {
return false;
}
points_back = true;
} else if (d > qbsp_options.epsilon.value()) {
if (points_back) {
return false;
}
points_front = true;
}
}
// the plane is a seperator
if (points_front) {
return AddBrushPlane(hullbrush, -plane);
} else {
return AddBrushPlane(hullbrush, plane);
}
}
/*
============
AddHullPoint
Doesn't add if duplicated
=============
*/
static size_t AddHullPoint(hullbrush_t &hullbrush, const qvec3d &p, const aabb3d &hull_size)
{
for (auto &pt : hullbrush.points) {
if (qv::epsilonEqual(p, pt, QBSP_EQUAL_EPSILON)) {
return &pt - hullbrush.points.data();
}
}
hullbrush.points.emplace_back(p);
for (size_t x = 0; x < 2; x++) {
for (size_t y = 0; y < 2; y++) {
for (size_t z = 0; z < 2; z++) {
hullbrush.corners.emplace_back(p + qvec3d{hull_size[x][0], hull_size[y][1], hull_size[z][2]});
}
}
}
return hullbrush.points.size() - 1;
}
/*
============
AddHullEdge
Creates all of the hull planes around the given edge, if not done already
=============
*/
static bool AddHullEdge(hullbrush_t &hullbrush, const qvec3d &p1, const qvec3d &p2, const aabb3d &hull_size)
{
std::array<size_t, 2> edge = {AddHullPoint(hullbrush, p1, hull_size), AddHullPoint(hullbrush, p2, hull_size)};
for (auto &e : hullbrush.edges) {
if (e == edge || e == decltype(edge){edge[1], edge[0]}) {
return false;
}
}
hullbrush.edges.emplace_back(edge);
qvec3d edgevec = qv::normalize(p1 - p2);
bool added = false;
for (size_t a = 0; a < 3; a++) {
qvec3d planevec{};
planevec[a] = 1;
qplane3d plane;
plane.normal = qv::cross(planevec, edgevec);
double length = qv::normalizeInPlace(plane.normal);
/* If this edge is almost parallel to the hull edge, skip it. */
if (length < ANGLEEPSILON) {
continue;
}
size_t b = (a + 1) % 3;
size_t c = (a + 2) % 3;
for (size_t d = 0; d < 2; d++) {
for (size_t e = 0; e < 2; e++) {
qvec3d planeorg = p1;
planeorg[b] += hull_size[d][b];
planeorg[c] += hull_size[e][c];
plane.dist = qv::dot(planeorg, plane.normal);
added = TestAddPlane(hullbrush, plane) || added;
}
}
}
return added;
}
/*
============
ExpandBrush
=============
*/
static void ExpandBrush(hullbrush_t &hullbrush, const aabb3d &hull_size)
{
// create all the hull points
for (auto &f : hullbrush.brush.sides) {
for (auto &pt : f.w) {
AddHullPoint(hullbrush, pt, hull_size);
}
}
// expand all of the planes
for (auto &f : hullbrush.brush.sides) {
if (f.get_texinfo().flags.no_expand) {
continue;
}
qvec3d corner = {};
qplane3d plane = f.get_plane();
for (size_t x = 0; x < 3; x++) {
if (plane.normal[x] > 0) {
corner[x] = hull_size[1][x];
} else if (plane.normal[x] < 0) {
corner[x] = hull_size[0][x];
}
}
plane.dist += qv::dot(corner, plane.normal);
f.planenum = map.add_or_find_plane(plane);
}
// add any axis planes not contained in the brush to bevel off corners
for (size_t x = 0; x < 3; x++) {
for (int32_t s = -1; s <= 1; s += 2) {
// add the plane
qplane3d plane;
plane.normal = {};
plane.normal[x] = (double)s;
if (s == -1) {
plane.dist = -hullbrush.brush.bounds.mins()[x] + -hull_size[0][x];
} else {
plane.dist = hullbrush.brush.bounds.maxs()[x] + hull_size[1][x];
}
AddBrushPlane(hullbrush, plane);
}
}
// add all of the edge bevels
for (size_t f = 0; f < hullbrush.brush.sides.size(); f++) {
auto *side = &hullbrush.brush.sides[f];
auto *w = &side->w;
for (size_t i = 0; i < w->size(); i++) {
if (AddHullEdge(hullbrush, (*w)[i], (*w)[(i + 1) % w->size()], hull_size)) {
// re-fetch ptrs
side = &hullbrush.brush.sides[f];
w = &side->w;
}
}
}
}
#endif
/*
===============
LoadBrush
Converts a mapbrush to a bsp brush
===============
*/
std::optional<bspbrush_t> LoadBrush(const mapentity_t &src, mapbrush_t &mapbrush, contentflags_t contents,
hull_index_t hullnum, std::optional<std::reference_wrapper<size_t>> num_clipped)
{
// create the brush
bspbrush_t brush{};
brush.contents = contents;
brush.sides.reserve(mapbrush.faces.size());
brush.mapbrush = &mapbrush;
for (size_t i = 0; i < mapbrush.faces.size(); i++) {
auto &src = mapbrush.faces[i];
// fixme-brushbsp: should this happen for all hulls?
// fixme-brushbsp: this causes a hint side to expand
// to the world extents (winding & bounds) which throws
// a lot of warnings. is this how this should be working?
#if 0
if (!hullnum.value_or(0) && mapbrush.is_hint()) {
/* Don't generate hintskip faces */
const maptexinfo_t &texinfo = src.get_texinfo();
// any face that isn't a hint is assumed to be hintskip
if (!texinfo.flags.is_hint()) {
continue;
}
}
#endif
#ifdef QBSP3
// don't add bevels for the point hull
if (!hullnum.value_or(0) && src.bevel) {
continue;
}
#else
// don't add bevels
if (src.bevel) {
continue;
}
#endif
auto &dst = brush.sides.emplace_back();
dst.texinfo = src.texinfo;
dst.planenum = src.planenum;
dst.bevel = src.bevel;
dst.source = &src;
}
// expand the brushes for the hull
if (hullnum.value_or(0)) {
auto hulls = qbsp_options.target_game->get_hull_sizes();
Q_assert(hullnum < hulls.size());
auto &hull = *(hulls.begin() + hullnum.value());
#ifdef QBSP3
for (auto &mapface : brush.sides) {
if (mapface.get_texinfo().flags.no_expand) {
continue;
}
qvec3d corner{};
for (int32_t x = 0; x < 3; x++) {
if (mapface.get_plane().get_normal()[x] > 0) {
corner[x] = hull[1][x];
} else if (mapface.get_plane().get_normal()[x] < 0) {
corner[x] = hull[0][x];
}
}
qplane3d plane = mapface.get_plane();
plane.dist += qv::dot(corner, plane.normal);
mapface.planenum = map.add_or_find_plane(plane);
mapface.bevel = false;
}
#else
if (!CreateBrushWindings(brush)) {
return std::nullopt;
}
hullbrush_t hullbrush{brush};
ExpandBrush(hullbrush, hull);
#endif
}
if (!CreateBrushWindings(brush)) {
return std::nullopt;
}
for (auto &face : brush.sides) {
CheckFace(&face, *face.source, num_clipped);
}
// Rotatable objects must have a bounding box big enough to
// account for all its rotations
// if -wrbrushes is in use, don't do this for the clipping hulls because it depends on having
// the actual non-hacked bbox (it doesn't write axial planes).
// Hexen2 also doesn't want the bbox expansion, it's handled in engine (see: SV_LinkEdict)
// Only do this for hipnotic rotation. For origin brushes in Quake, it breaks some of their
// uses (e.g. func_train). This means it's up to the mapper to expand the model bounds with
// clip brushes if they're going to rotate a model in vanilla Quake and not use hipnotic rotation.
// The idea behind the bounds expansion was to avoid incorrect vis culling (AFAIK).
const bool shouldExpand = !qv::emptyExact(src.origin) && src.rotation == rotation_t::hipnotic &&
hullnum.has_value() &&
qbsp_options.target_game->id != GAME_HEXEN_II; // never do this in Hexen 2
if (shouldExpand) {
double max = -std::numeric_limits<double>::infinity(), min = std::numeric_limits<double>::infinity();
for (auto &v : brush.bounds.mins()) {
min = std::min(min, v);
max = std::max(max, v);
}
for (auto &v : brush.bounds.maxs()) {
min = std::min(min, v);
max = std::max(max, v);
}
double delta = std::max(fabs(max), fabs(min));
brush.bounds = {-delta, delta};
}
return brush;
}
//=============================================================================
static void Brush_LoadEntity(mapentity_t &dst, mapentity_t &src, hull_index_t hullnum, content_stats_base_t &stats,
bspbrush_t::container &brushes, logging::percent_clock &clock, size_t &num_clipped)
{
clock.max += src.mapbrushes.size();
bool all_detail = false;
bool all_detail_wall = false;
bool all_detail_fence = false;
bool all_detail_illusionary = false;
const std::string &classname = src.epairs.get("classname");
/* If the source entity is func_detail, set the content flag */
if (!qbsp_options.nodetail.value()) {
if (!Q_strcasecmp(classname, "func_detail")) {
all_detail = true;
}
if (!Q_strcasecmp(classname, "func_detail_wall")) {
all_detail_wall = true;
}
if (!Q_strcasecmp(classname, "func_detail_fence")) {
all_detail_fence = true;
}
if (!Q_strcasecmp(classname, "func_detail_illusionary")) {
all_detail_illusionary = true;
}
}
for (auto &mapbrush : src.mapbrushes) {
clock();
if (map.is_world_entity(src) || IsWorldBrushEntity(src) || IsNonRemoveWorldBrushEntity(src)) {
if (map.region) {
if (map.region->bounds.disjoint(mapbrush.bounds)) {
// stats.regioned_brushes++;
// it = entity.mapbrushes.erase(it);
// logging::print("removed broosh\n");
continue;
}
}
for (auto &region : map.antiregions) {
if (!region.bounds.disjoint(mapbrush.bounds)) {
// stats.regioned_brushes++;
// it = entity.mapbrushes.erase(it);
// logging::print("removed broosh\n");
continue;
}
}
}
if (!hullnum.value_or(0)) {
if (src.epairs.get_int("_super_detail")) {
continue;
}
}
contentflags_t contents = mapbrush.contents;
if (qbsp_options.nodetail.value()) {
contents = qbsp_options.target_game->clear_detail(contents);
}
/* "origin" brushes always discarded beforehand */
Q_assert(!contents.is_origin(qbsp_options.target_game));
// per-brush settings
bool detail = false;
bool detail_illusionary = false;
bool detail_fence = false;
bool detail_wall = false;
// inherit the per-entity settings
detail |= all_detail;
detail_illusionary |= all_detail_illusionary;
detail_fence |= all_detail_fence;
detail_wall |= all_detail_wall;
/* -omitdetail option omits all types of detail */
if (qbsp_options.omitdetail.value() && detail)
continue;
if ((qbsp_options.omitdetail.value() || qbsp_options.omitdetailillusionary.value()) && detail_illusionary)
continue;
if ((qbsp_options.omitdetail.value() || qbsp_options.omitdetailfence.value()) && detail_fence)
continue;
if ((qbsp_options.omitdetail.value() || qbsp_options.omitdetailwall.value()) && detail_wall)
continue;
if (qbsp_options.omitdetail.value() && contents.is_any_detail(qbsp_options.target_game))
continue;
/* turn solid brushes into detail, if we're in hull0 */
if (!hullnum.value_or(0) && contents.is_any_solid(qbsp_options.target_game)) {
if (detail_illusionary) {
contents = qbsp_options.target_game->create_detail_illusionary_contents(contents);
} else if (detail_fence) {
contents = qbsp_options.target_game->create_detail_fence_contents(contents);
} else if (detail_wall) {
contents = qbsp_options.target_game->create_detail_wall_contents(contents);
} else if (detail) {
contents = qbsp_options.target_game->create_detail_solid_contents(contents);
}
}
/* func_detail_illusionary don't exist in the collision hull
* (or bspx export) except for Q2, who needs them in there */
if (hullnum.value_or(0) && detail_illusionary) {
continue;
}
/*
* "clip" brushes don't show up in the draw hull, but we still want to
* include them in the model bounds so collision detection works
* correctly.
*/
if (hullnum.has_value() && contents.is_clip(qbsp_options.target_game)) {
if (hullnum.value() == 0) {
if (auto brush = LoadBrush(src, mapbrush, contents, hullnum, num_clipped)) {
dst.bounds += brush->bounds;
}
continue;
// for hull1, 2, etc., convert clip to CONTENTS_SOLID
} else {
contents = qbsp_options.target_game->create_solid_contents();
}
}
/* "hint" brushes don't affect the collision hulls */
if (mapbrush.is_hint) {
if (hullnum.value_or(0)) {
continue;
}
contents = qbsp_options.target_game->create_empty_contents();
}
/* entities in some games never use water merging */
if (!map.is_world_entity(dst) &&
!(qbsp_options.target_game->allow_contented_bmodels || qbsp_options.bmodelcontents.value())) {
// bmodels become solid in Q1
// to allow use of _mirrorinside, we'll set it to detail fence, which will get remapped back
// to CONTENTS_SOLID at export. (we wouldn't generate inside faces if the content was CONTENTS_SOLID
// from the start.)
contents = qbsp_options.target_game->create_detail_fence_contents(
qbsp_options.target_game->create_solid_contents());
}
if (hullnum.value_or(0)) {
/* nonsolid brushes don't show up in clipping hulls */
if (!contents.is_any_solid(qbsp_options.target_game) && !contents.is_sky(qbsp_options.target_game) &&
!contents.is_fence(qbsp_options.target_game)) {
continue;
}
/* all used brushes are solid in the collision hulls */
contents = qbsp_options.target_game->create_solid_contents();
}
// fixme-brushbsp: function calls above can override the values below
// so we have to re-set them to be sure they stay what the mapper intended..
contents.set_mirrored(mapbrush.contents.mirror_inside());
contents.set_clips_same_type(mapbrush.contents.clips_same_type());
auto brush = LoadBrush(src, mapbrush, contents, hullnum, num_clipped);
if (!brush) {
continue;
}
qbsp_options.target_game->count_contents_in_stats(brush->contents, stats);
dst.bounds += brush->bounds;
brushes.push_back(bspbrush_t::make_ptr(std::move(*brush)));
}
}
/*
============
Brush_LoadEntity
hullnum nullopt should contain ALL brushes; BSPX and Quake II, etc.
hullnum 0 does not contain clip brushes.
============
*/
void Brush_LoadEntity(mapentity_t &entity, hull_index_t hullnum, bspbrush_t::container &brushes, size_t &num_clipped)
{
logging::funcheader();
bool is_world_entity = map.is_world_entity(entity);
auto stats = qbsp_options.target_game->create_content_stats();
logging::percent_clock clock(0);
clock.displayElapsed = is_world_entity;
Brush_LoadEntity(entity, entity, hullnum, *stats, brushes, clock, num_clipped);
/*
* If this is the world entity, find all func_group and func_detail
* entities and add their brushes with the appropriate contents flag set.
*/
if (is_world_entity) {
/*
* We no longer care about the order of adding func_detail and func_group,
* Entity_SortBrushes will sort the brushes
*/
for (int i = 1; i < map.entities.size(); i++) {
mapentity_t &source = map.entities.at(i);
ProcessAreaPortal(source);
if (IsWorldBrushEntity(source) || IsNonRemoveWorldBrushEntity(source)) {
Brush_LoadEntity(entity, source, hullnum, *stats, brushes, clock, num_clipped);
}
}
}
clock.print();
logging::header("CountBrushes");
qbsp_options.target_game->print_content_stats(*stats, "brushes");
logging::stat_tracker_t stat_print;
auto &visible_sides_stat = stat_print.register_stat("visible sides");
auto &invisible_sides_stat = stat_print.register_stat("invisible sides");
auto &sourceless_sides_stat = stat_print.register_stat("sourceless sides");
for (auto &brush : brushes) {
for (auto &side : brush->sides) {
if (!side.source) {
sourceless_sides_stat.count++;
} else if (side.source->visible) {
visible_sides_stat.count++;
} else {
invisible_sides_stat.count++;
}
}
}
}
bool bspbrush_t::update_bounds(bool warn_on_failures)
{
this->bounds = {};
for (const auto &face : sides) {
if (face.w) {
this->bounds.unionWith_in_place(face.w.bounds());
}
}
for (size_t i = 0; i < 3; i++) {
// todo: map_source_location in bspbrush_t
if (this->bounds.mins()[i] <= -qbsp_options.worldextent.value() ||
this->bounds.maxs()[i] >= qbsp_options.worldextent.value()) {
if (warn_on_failures) {
logging::print(
"WARNING: {}: brush bounds out of range\n", mapbrush ? mapbrush->line : parser_source_location());
}
return false;
}
if (this->bounds.mins()[i] >= qbsp_options.worldextent.value() ||
this->bounds.maxs()[i] <= -qbsp_options.worldextent.value()) {
if (warn_on_failures) {
logging::print(
"WARNING: {}: no visible sides on brush\n", mapbrush ? mapbrush->line : parser_source_location());
}
return false;
}
}
this->sphere_origin = (bounds.mins() + bounds.maxs()) / 2.0;
this->sphere_radius = qv::length((bounds.maxs() - bounds.mins()) / 2.0);
return true;
}
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