radiant/brushmanip.cpp

   1 /*
   2    Copyright (C) 1999-2006 Id Software, Inc. and contributors.
   3    For a list of contributors, see the accompanying CONTRIBUTORS file.
   4
   5    This file is part of GtkRadiant.
   6
   7    GtkRadiant is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    GtkRadiant is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GtkRadiant; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20  */
  21
  22 #include "brushmanip.h"
  23
  24
  25 #include "gtkutil/widget.h"
  26 #include "gtkutil/menu.h"
  27 #include "gtkmisc.h"
  28 #include "brushnode.h"
  29 #include "map.h"
  30 #include "texwindow.h"
  31 #include "gtkdlgs.h"
  32 #include "commands.h"
  33 #include "mainframe.h"
  34 #include "dialog.h"
  35 #include "xywindow.h"
  36 #include "preferences.h"
  37
  38 #include <list>
  39
  40 void Brush_ConstructCuboid( Brush& brush, const AABB& bounds, const char* shader, const TextureProjection& projection ){
  41         const unsigned char box[3][2] = { { 0, 1 }, { 2, 0 }, { 1, 2 } };
  42         Vector3 mins( vector3_subtracted( bounds.origin, bounds.extents ) );
  43         Vector3 maxs( vector3_added( bounds.origin, bounds.extents ) );
  44
  45         brush.clear();
  46         brush.reserve( 6 );
  47
  48         {
  49                 for ( int i = 0; i < 3; ++i )
  50                 {
  51                         Vector3 planepts1( maxs );
  52                         Vector3 planepts2( maxs );
  53                         planepts2[box[i][0]] = mins[box[i][0]];
  54                         planepts1[box[i][1]] = mins[box[i][1]];
  55
  56                         brush.addPlane( maxs, planepts1, planepts2, shader, projection );
  57                 }
  58         }
  59         {
  60                 for ( int i = 0; i < 3; ++i )
  61                 {
  62                         Vector3 planepts1( mins );
  63                         Vector3 planepts2( mins );
  64                         planepts1[box[i][0]] = maxs[box[i][0]];
  65                         planepts2[box[i][1]] = maxs[box[i][1]];
  66
  67                         brush.addPlane( mins, planepts1, planepts2, shader, projection );
  68                 }
  69         }
  70 }
  71
  72 inline float max_extent( const Vector3& extents ){
  73         return std::max( std::max( extents[0], extents[1] ), extents[2] );
  74 }
  75
  76 inline float max_extent_2d( const Vector3& extents, int axis ){
  77         switch ( axis )
  78         {
  79         case 0:
  80                 return std::max( extents[1], extents[2] );
  81         case 1:
  82                 return std::max( extents[0], extents[2] );
  83         default:
  84                 return std::max( extents[0], extents[1] );
  85         }
  86 }
  87
  88 const std::size_t c_brushPrism_minSides = 3;
  89 const std::size_t c_brushPrism_maxSides = c_brush_maxFaces - 2;
  90 const char* const c_brushPrism_name = "brushPrism";
  91
  92 void Brush_ConstructPrism( Brush& brush, const AABB& bounds, std::size_t sides, int axis, const char* shader, const TextureProjection& projection ){
  93         if ( sides < c_brushPrism_minSides ) {
  94                 globalErrorStream() << c_brushPrism_name << ": sides " << Unsigned( sides ) << ": too few sides, minimum is " << Unsigned( c_brushPrism_minSides ) << "\n";
  95                 return;
  96         }
  97         if ( sides > c_brushPrism_maxSides ) {
  98                 globalErrorStream() << c_brushPrism_name << ": sides " << Unsigned( sides ) << ": too many sides, maximum is " << Unsigned( c_brushPrism_maxSides ) << "\n";
  99                 return;
 100         }
 101
 102         brush.clear();
 103         brush.reserve( sides + 2 );
 104
 105         Vector3 mins( vector3_subtracted( bounds.origin, bounds.extents ) );
 106         Vector3 maxs( vector3_added( bounds.origin, bounds.extents ) );
 107
 108         float radius = max_extent_2d( bounds.extents, axis );
 109         const Vector3& mid = bounds.origin;
 110         Vector3 planepts[3];
 111
 112         planepts[2][( axis + 1 ) % 3] = mins[( axis + 1 ) % 3];
 113         planepts[2][( axis + 2 ) % 3] = mins[( axis + 2 ) % 3];
 114         planepts[2][axis] = maxs[axis];
 115         planepts[1][( axis + 1 ) % 3] = maxs[( axis + 1 ) % 3];
 116         planepts[1][( axis + 2 ) % 3] = mins[( axis + 2 ) % 3];
 117         planepts[1][axis] = maxs[axis];
 118         planepts[0][( axis + 1 ) % 3] = maxs[( axis + 1 ) % 3];
 119         planepts[0][( axis + 2 ) % 3] = maxs[( axis + 2 ) % 3];
 120         planepts[0][axis] = maxs[axis];
 121
 122         brush.addPlane( planepts[0], planepts[1], planepts[2], shader, projection );
 123
 124         planepts[0][( axis + 1 ) % 3] = mins[( axis + 1 ) % 3];
 125         planepts[0][( axis + 2 ) % 3] = mins[( axis + 2 ) % 3];
 126         planepts[0][axis] = mins[axis];
 127         planepts[1][( axis + 1 ) % 3] = maxs[( axis + 1 ) % 3];
 128         planepts[1][( axis + 2 ) % 3] = mins[( axis + 2 ) % 3];
 129         planepts[1][axis] = mins[axis];
 130         planepts[2][( axis + 1 ) % 3] = maxs[( axis + 1 ) % 3];
 131         planepts[2][( axis + 2 ) % 3] = maxs[( axis + 2 ) % 3];
 132         planepts[2][axis] = mins[axis];
 133
 134         brush.addPlane( planepts[0], planepts[1], planepts[2], shader, projection );
 135
 136         for ( std::size_t i = 0 ; i < sides ; ++i )
 137         {
 138                 double sv = sin( i * 3.14159265 * 2 / sides );
 139                 double cv = cos( i * 3.14159265 * 2 / sides );
 140
 141                 planepts[0][( axis + 1 ) % 3] = static_cast<float>( floor( mid[( axis + 1 ) % 3] + radius * cv + 0.5 ) );
 142                 planepts[0][( axis + 2 ) % 3] = static_cast<float>( floor( mid[( axis + 2 ) % 3] + radius * sv + 0.5 ) );
 143                 planepts[0][axis] = mins[axis];
 144
 145                 planepts[1][( axis + 1 ) % 3] = planepts[0][( axis + 1 ) % 3];
 146                 planepts[1][( axis + 2 ) % 3] = planepts[0][( axis + 2 ) % 3];
 147                 planepts[1][axis] = maxs[axis];
 148
 149                 planepts[2][( axis + 1 ) % 3] = static_cast<float>( floor( planepts[0][( axis + 1 ) % 3] - radius * sv + 0.5 ) );
 150                 planepts[2][( axis + 2 ) % 3] = static_cast<float>( floor( planepts[0][( axis + 2 ) % 3] + radius * cv + 0.5 ) );
 151                 planepts[2][axis] = maxs[axis];
 152
 153                 brush.addPlane( planepts[0], planepts[1], planepts[2], shader, projection );
 154         }
 155 }
 156
 157 const std::size_t c_brushCone_minSides = 3;
 158 const std::size_t c_brushCone_maxSides = 32;
 159 const char* const c_brushCone_name = "brushCone";
 160
 161 void Brush_ConstructCone( Brush& brush, const AABB& bounds, std::size_t sides, const char* shader, const TextureProjection& projection ){
 162         if ( sides < c_brushCone_minSides ) {
 163                 globalErrorStream() << c_brushCone_name << ": sides " << Unsigned( sides ) << ": too few sides, minimum is " << Unsigned( c_brushCone_minSides ) << "\n";
 164                 return;
 165         }
 166         if ( sides > c_brushCone_maxSides ) {
 167                 globalErrorStream() << c_brushCone_name << ": sides " << Unsigned( sides ) << ": too many sides, maximum is " << Unsigned( c_brushCone_maxSides ) << "\n";
 168                 return;
 169         }
 170
 171         brush.clear();
 172         brush.reserve( sides + 1 );
 173
 174         Vector3 mins( vector3_subtracted( bounds.origin, bounds.extents ) );
 175         Vector3 maxs( vector3_added( bounds.origin, bounds.extents ) );
 176
 177         float radius = max_extent( bounds.extents );
 178         const Vector3& mid = bounds.origin;
 179         Vector3 planepts[3];
 180
 181         planepts[0][0] = mins[0]; planepts[0][1] = mins[1]; planepts[0][2] = mins[2];
 182         planepts[1][0] = maxs[0]; planepts[1][1] = mins[1]; planepts[1][2] = mins[2];
 183         planepts[2][0] = maxs[0]; planepts[2][1] = maxs[1]; planepts[2][2] = mins[2];
 184
 185         brush.addPlane( planepts[0], planepts[1], planepts[2], shader, projection );
 186
 187         for ( std::size_t i = 0 ; i < sides ; ++i )
 188         {
 189                 double sv = sin( i * 3.14159265 * 2 / sides );
 190                 double cv = cos( i * 3.14159265 * 2 / sides );
 191
 192                 planepts[0][0] = static_cast<float>( floor( mid[0] + radius * cv + 0.5 ) );
 193                 planepts[0][1] = static_cast<float>( floor( mid[1] + radius * sv + 0.5 ) );
 194                 planepts[0][2] = mins[2];
 195
 196                 planepts[1][0] = mid[0];
 197                 planepts[1][1] = mid[1];
 198                 planepts[1][2] = maxs[2];
 199
 200                 planepts[2][0] = static_cast<float>( floor( planepts[0][0] - radius * sv + 0.5 ) );
 201                 planepts[2][1] = static_cast<float>( floor( planepts[0][1] + radius * cv + 0.5 ) );
 202                 planepts[2][2] = maxs[2];
 203
 204                 brush.addPlane( planepts[0], planepts[1], planepts[2], shader, projection );
 205         }
 206 }
 207
 208 const std::size_t c_brushSphere_minSides = 3;
 209 const std::size_t c_brushSphere_maxSides = 31;
 210 const char* const c_brushSphere_name = "brushSphere";
 211
 212 void Brush_ConstructSphere( Brush& brush, const AABB& bounds, std::size_t sides, const char* shader, const TextureProjection& projection ){
 213         if ( sides < c_brushSphere_minSides ) {
 214                 globalErrorStream() << c_brushSphere_name << ": sides " << Unsigned( sides ) << ": too few sides, minimum is " << Unsigned( c_brushSphere_minSides ) << "\n";
 215                 return;
 216         }
 217         if ( sides > c_brushSphere_maxSides ) {
 218                 globalErrorStream() << c_brushSphere_name << ": sides " << Unsigned( sides ) << ": too many sides, maximum is " << Unsigned( c_brushSphere_maxSides ) << "\n";
 219                 return;
 220         }
 221
 222         brush.clear();
 223         brush.reserve( sides * sides );
 224
 225         float radius = max_extent( bounds.extents );
 226         const Vector3& mid = bounds.origin;
 227         Vector3 planepts[3];
 228
 229         double dt = 2 * c_pi / sides;
 230         double dp = c_pi / sides;
 231         for ( std::size_t i = 0; i < sides; i++ )
 232         {
 233                 for ( std::size_t j = 0; j < sides - 1; j++ )
 234                 {
 235                         double t = i * dt;
 236                         double p = float(j * dp - c_pi / 2);
 237
 238                         planepts[0] = vector3_added( mid, vector3_scaled( vector3_for_spherical( t, p ), radius ) );
 239                         planepts[1] = vector3_added( mid, vector3_scaled( vector3_for_spherical( t, p + dp ), radius ) );
 240                         planepts[2] = vector3_added( mid, vector3_scaled( vector3_for_spherical( t + dt, p + dp ), radius ) );
 241
 242                         brush.addPlane( planepts[0], planepts[1], planepts[2], shader, projection );
 243                 }
 244         }
 245
 246         {
 247                 double p = ( sides - 1 ) * dp - c_pi / 2;
 248                 for ( std::size_t i = 0; i < sides; i++ )
 249                 {
 250                         double t = i * dt;
 251
 252                         planepts[0] = vector3_added( mid, vector3_scaled( vector3_for_spherical( t, p ), radius ) );
 253                         planepts[1] = vector3_added( mid, vector3_scaled( vector3_for_spherical( t + dt, p + dp ), radius ) );
 254                         planepts[2] = vector3_added( mid, vector3_scaled( vector3_for_spherical( t + dt, p ), radius ) );
 255
 256                         brush.addPlane( planepts[0], planepts[1], planepts[2], shader, projection );
 257                 }
 258         }
 259 }
 260
 261 const std::size_t c_brushRock_minSides = 10;
 262 const std::size_t c_brushRock_maxSides = 1000;
 263 const char* const c_brushRock_name = "brushRock";
 264
 265 void Brush_ConstructRock( Brush& brush, const AABB& bounds, std::size_t sides, const char* shader, const TextureProjection& projection ){
 266         if ( sides < c_brushRock_minSides ) {
 267                 globalErrorStream() << c_brushRock_name << ": sides " << Unsigned( sides ) << ": too few sides, minimum is " << Unsigned( c_brushRock_minSides ) << "\n";
 268                 return;
 269         }
 270         if ( sides > c_brushRock_maxSides ) {
 271                 globalErrorStream() << c_brushRock_name << ": sides " << Unsigned( sides ) << ": too many sides, maximum is " << Unsigned( c_brushRock_maxSides ) << "\n";
 272                 return;
 273         }
 274
 275         brush.clear();
 276         brush.reserve( sides * sides );
 277
 278         float radius = max_extent( bounds.extents );
 279         const Vector3& mid = bounds.origin;
 280         Vector3 planepts[3];
 281
 282         for ( std::size_t j = 0; j < sides; j++ )
 283         {
 284                 planepts[0][0] = rand() - ( RAND_MAX / 2 );
 285                 planepts[0][1] = rand() - ( RAND_MAX / 2 );
 286                 planepts[0][2] = rand() - ( RAND_MAX / 2 );
 287                 vector3_normalise( planepts[0] );
 288
 289                 // find two vectors that are perpendicular to planepts[0]
 290                 ComputeAxisBase( planepts[0], planepts[1], planepts[2] );
 291
 292                 planepts[0] = vector3_added( mid, vector3_scaled( planepts[0], radius ) );
 293                 planepts[1] = vector3_added( planepts[0], vector3_scaled( planepts[1], radius ) );
 294                 planepts[2] = vector3_added( planepts[0], vector3_scaled( planepts[2], radius ) );
 295
 296 #if 0
 297                 // make sure the orientation is right
 298                 if ( vector3_dot( vector3_subtracted( planepts[0], mid ), vector3_cross( vector3_subtracted( planepts[1], mid ), vector3_subtracted( planepts[2], mid ) ) ) > 0 ) {
 299                         Vector3 h;
 300                         h = planepts[1];
 301                         planepts[1] = planepts[2];
 302                         planepts[2] = h;
 303                         globalOutputStream() << "flip\n";
 304                 }
 305                 else{
 306                         globalOutputStream() << "no flip\n";
 307                 }
 308 #endif
 309
 310                 brush.addPlane( planepts[0], planepts[1], planepts[2], shader, projection );
 311         }
 312 }
 313
 314 int GetViewAxis(){
 315         switch ( GlobalXYWnd_getCurrentViewType() )
 316         {
 317         case XY:
 318                 return 2;
 319         case XZ:
 320                 return 1;
 321         case YZ:
 322                 return 0;
 323         }
 324         return 2;
 325 }
 326
 327 void Brush_ConstructPrefab( Brush& brush, EBrushPrefab type, const AABB& bounds, std::size_t sides, const char* shader, const TextureProjection& projection ){
 328         switch ( type )
 329         {
 330         case eBrushCuboid:
 331         {
 332                 UndoableCommand undo( "brushCuboid" );
 333
 334                 Brush_ConstructCuboid( brush, bounds, shader, projection );
 335         }
 336         break;
 337         case eBrushPrism:
 338         {
 339                 int axis = GetViewAxis();
 340                 StringOutputStream command;
 341                 command << c_brushPrism_name << " -sides " << Unsigned( sides ) << " -axis " << axis;
 342                 UndoableCommand undo( command.c_str() );
 343
 344                 Brush_ConstructPrism( brush, bounds, sides, axis, shader, projection );
 345         }
 346         break;
 347         case eBrushCone:
 348         {
 349                 StringOutputStream command;
 350                 command << c_brushCone_name << " -sides " << Unsigned( sides );
 351                 UndoableCommand undo( command.c_str() );
 352
 353                 Brush_ConstructCone( brush, bounds, sides, shader, projection );
 354         }
 355         break;
 356         case eBrushSphere:
 357         {
 358                 StringOutputStream command;
 359                 command << c_brushSphere_name << " -sides " << Unsigned( sides );
 360                 UndoableCommand undo( command.c_str() );
 361
 362                 Brush_ConstructSphere( brush, bounds, sides, shader, projection );
 363         }
 364         break;
 365         case eBrushRock:
 366         {
 367                 StringOutputStream command;
 368                 command << c_brushRock_name << " -sides " << Unsigned( sides );
 369                 UndoableCommand undo( command.c_str() );
 370
 371                 Brush_ConstructRock( brush, bounds, sides, shader, projection );
 372         }
 373         break;
 374         }
 375 }
 376
 377
 378 void ConstructRegionBrushes( scene::Node* brushes[6], const Vector3& region_mins, const Vector3& region_maxs ){
 379         {
 380                 // set mins
 381                 Vector3 mins( region_mins[0] - 32, region_mins[1] - 32, region_mins[2] - 32 );
 382
 383                 // vary maxs
 384                 for ( std::size_t i = 0; i < 3; i++ )
 385                 {
 386                         Vector3 maxs( region_maxs[0] + 32, region_maxs[1] + 32, region_maxs[2] + 32 );
 387                         maxs[i] = region_mins[i];
 388                         Brush_ConstructCuboid( *Node_getBrush( *brushes[i] ), aabb_for_minmax( mins, maxs ), texdef_name_default(), TextureProjection() );
 389                 }
 390         }
 391
 392         {
 393                 // set maxs
 394                 Vector3 maxs( region_maxs[0] + 32, region_maxs[1] + 32, region_maxs[2] + 32 );
 395
 396                 // vary mins
 397                 for ( std::size_t i = 0; i < 3; i++ )
 398                 {
 399                         Vector3 mins( region_mins[0] - 32, region_mins[1] - 32, region_mins[2] - 32 );
 400                         mins[i] = region_maxs[i];
 401                         Brush_ConstructCuboid( *Node_getBrush( *brushes[i + 3] ), aabb_for_minmax( mins, maxs ), texdef_name_default(), TextureProjection() );
 402                 }
 403         }
 404 }
 405
 406
 407 class FaceSetTexdef
 408 {
 409 const TextureProjection& m_projection;
 410 public:
 411 FaceSetTexdef( const TextureProjection& projection ) : m_projection( projection ){
 412 }
 413 void operator()( Face& face ) const {
 414         face.SetTexdef( m_projection );
 415 }
 416 };
 417
 418 void Scene_BrushSetTexdef_Selected( scene::Graph& graph, const TextureProjection& projection ){
 419         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceSetTexdef( projection ) );
 420         SceneChangeNotify();
 421 }
 422
 423 void Scene_BrushSetTexdef_Component_Selected( scene::Graph& graph, const TextureProjection& projection ){
 424         Scene_ForEachSelectedBrushFace( graph, FaceSetTexdef( projection ) );
 425         SceneChangeNotify();
 426 }
 427
 428
 429 class FaceSetFlags
 430 {
 431 const ContentsFlagsValue& m_projection;
 432 public:
 433 FaceSetFlags( const ContentsFlagsValue& flags ) : m_projection( flags ){
 434 }
 435 void operator()( Face& face ) const {
 436         face.SetFlags( m_projection );
 437 }
 438 };
 439
 440 void Scene_BrushSetFlags_Selected( scene::Graph& graph, const ContentsFlagsValue& flags ){
 441         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceSetFlags( flags ) );
 442         SceneChangeNotify();
 443 }
 444
 445 void Scene_BrushSetFlags_Component_Selected( scene::Graph& graph, const ContentsFlagsValue& flags ){
 446         Scene_ForEachSelectedBrushFace( graph, FaceSetFlags( flags ) );
 447         SceneChangeNotify();
 448 }
 449
 450 class FaceShiftTexdef
 451 {
 452 float m_s, m_t;
 453 public:
 454 FaceShiftTexdef( float s, float t ) : m_s( s ), m_t( t ){
 455 }
 456 void operator()( Face& face ) const {
 457         face.ShiftTexdef( m_s, m_t );
 458 }
 459 };
 460
 461 void Scene_BrushShiftTexdef_Selected( scene::Graph& graph, float s, float t ){
 462         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceShiftTexdef( s, t ) );
 463         SceneChangeNotify();
 464 }
 465
 466 void Scene_BrushShiftTexdef_Component_Selected( scene::Graph& graph, float s, float t ){
 467         Scene_ForEachSelectedBrushFace( graph, FaceShiftTexdef( s, t ) );
 468         SceneChangeNotify();
 469 }
 470
 471 class FaceScaleTexdef
 472 {
 473 float m_s, m_t;
 474 public:
 475 FaceScaleTexdef( float s, float t ) : m_s( s ), m_t( t ){
 476 }
 477 void operator()( Face& face ) const {
 478         face.ScaleTexdef( m_s, m_t );
 479 }
 480 };
 481
 482 void Scene_BrushScaleTexdef_Selected( scene::Graph& graph, float s, float t ){
 483         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceScaleTexdef( s, t ) );
 484         SceneChangeNotify();
 485 }
 486
 487 void Scene_BrushScaleTexdef_Component_Selected( scene::Graph& graph, float s, float t ){
 488         Scene_ForEachSelectedBrushFace( graph, FaceScaleTexdef( s, t ) );
 489         SceneChangeNotify();
 490 }
 491
 492 class FaceRotateTexdef
 493 {
 494 float m_angle;
 495 public:
 496 FaceRotateTexdef( float angle ) : m_angle( angle ){
 497 }
 498 void operator()( Face& face ) const {
 499         face.RotateTexdef( m_angle );
 500 }
 501 };
 502
 503 void Scene_BrushRotateTexdef_Selected( scene::Graph& graph, float angle ){
 504         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceRotateTexdef( angle ) );
 505         SceneChangeNotify();
 506 }
 507
 508 void Scene_BrushRotateTexdef_Component_Selected( scene::Graph& graph, float angle ){
 509         Scene_ForEachSelectedBrushFace( graph, FaceRotateTexdef( angle ) );
 510         SceneChangeNotify();
 511 }
 512
 513
 514 class FaceSetShader
 515 {
 516 const char* m_name;
 517 public:
 518 FaceSetShader( const char* name ) : m_name( name ) {}
 519 void operator()( Face& face ) const {
 520         face.SetShader( m_name );
 521 }
 522 };
 523
 524 void Scene_BrushSetShader_Selected( scene::Graph& graph, const char* name ){
 525         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceSetShader( name ) );
 526         SceneChangeNotify();
 527 }
 528
 529 void Scene_BrushSetShader_Component_Selected( scene::Graph& graph, const char* name ){
 530         Scene_ForEachSelectedBrushFace( graph, FaceSetShader( name ) );
 531         SceneChangeNotify();
 532 }
 533
 534 class FaceSetDetail
 535 {
 536 bool m_detail;
 537 public:
 538 FaceSetDetail( bool detail ) : m_detail( detail ){
 539 }
 540 void operator()( Face& face ) const {
 541         face.setDetail( m_detail );
 542 }
 543 };
 544
 545 void Scene_BrushSetDetail_Selected( scene::Graph& graph, bool detail ){
 546         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceSetDetail( detail ) );
 547         SceneChangeNotify();
 548 }
 549
 550 bool Face_FindReplaceShader( Face& face, const char* find, const char* replace ){
 551         if ( shader_equal( face.GetShader(), find ) ) {
 552                 face.SetShader( replace );
 553                 return true;
 554         }
 555         return false;
 556 }
 557
 558 class FaceFindReplaceShader
 559 {
 560 const char* m_find;
 561 const char* m_replace;
 562 public:
 563 FaceFindReplaceShader( const char* find, const char* replace ) : m_find( find ), m_replace( replace ){
 564 }
 565 void operator()( Face& face ) const {
 566         Face_FindReplaceShader( face, m_find, m_replace );
 567 }
 568 };
 569
 570 class FaceFindShader
 571 {
 572 const char* m_find;
 573 const char* m_replace;
 574 public:
 575 FaceFindShader( const char* find ) : m_find( find ){
 576 }
 577 void operator()( FaceInstance& faceinst ) const {
 578         if ( shader_equal( faceinst.getFace().GetShader(), m_find ) ) {
 579                 faceinst.setSelected( SelectionSystem::eFace, true );
 580         }
 581 }
 582 };
 583
 584 bool DoingSearch( const char *repl ){
 585         return ( repl == NULL || ( strcmp( "textures/", repl ) == 0 ) );
 586 }
 587
 588 void Scene_BrushFindReplaceShader( scene::Graph& graph, const char* find, const char* replace ){
 589         if ( DoingSearch( replace ) ) {
 590                 Scene_ForEachBrush_ForEachFaceInstance( graph, FaceFindShader( find ) );
 591         }
 592         else
 593         {
 594                 Scene_ForEachBrush_ForEachFace( graph, FaceFindReplaceShader( find, replace ) );
 595         }
 596 }
 597
 598 void Scene_BrushFindReplaceShader_Selected( scene::Graph& graph, const char* find, const char* replace ){
 599         if ( DoingSearch( replace ) ) {
 600                 Scene_ForEachSelectedBrush_ForEachFaceInstance( graph,
 601                                                                                                                 FaceFindShader( find ) );
 602         }
 603         else
 604         {
 605                 Scene_ForEachSelectedBrush_ForEachFace( graph,
 606                                                                                                 FaceFindReplaceShader( find, replace ) );
 607         }
 608 }
 609
 610 // TODO: find for components
 611 // d1223m: dont even know what they are...
 612 void Scene_BrushFindReplaceShader_Component_Selected( scene::Graph& graph, const char* find, const char* replace ){
 613         if ( DoingSearch( replace ) ) {
 614
 615         }
 616         else
 617         {
 618                 Scene_ForEachSelectedBrushFace( graph, FaceFindReplaceShader( find, replace ) );
 619         }
 620 }
 621
 622
 623 class FaceFitTexture
 624 {
 625 float m_s_repeat, m_t_repeat;
 626 public:
 627 FaceFitTexture( float s_repeat, float t_repeat ) : m_s_repeat( s_repeat ), m_t_repeat( t_repeat ){
 628 }
 629 void operator()( Face& face ) const {
 630         face.FitTexture( m_s_repeat, m_t_repeat );
 631 }
 632 };
 633
 634 void Scene_BrushFitTexture_Selected( scene::Graph& graph, float s_repeat, float t_repeat ){
 635         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceFitTexture( s_repeat, t_repeat ) );
 636         SceneChangeNotify();
 637 }
 638
 639 void Scene_BrushFitTexture_Component_Selected( scene::Graph& graph, float s_repeat, float t_repeat ){
 640         Scene_ForEachSelectedBrushFace( graph, FaceFitTexture( s_repeat, t_repeat ) );
 641         SceneChangeNotify();
 642 }
 643
 644 TextureProjection g_defaultTextureProjection;
 645 const TextureProjection& TextureTransform_getDefault(){
 646         TexDef_Construct_Default( g_defaultTextureProjection );
 647         return g_defaultTextureProjection;
 648 }
 649
 650 void Scene_BrushConstructPrefab( scene::Graph& graph, EBrushPrefab type, std::size_t sides, const char* shader ){
 651         if ( GlobalSelectionSystem().countSelected() != 0 ) {
 652                 const scene::Path& path = GlobalSelectionSystem().ultimateSelected().path();
 653
 654                 Brush* brush = Node_getBrush( path.top() );
 655                 if ( brush != 0 ) {
 656                         AABB bounds = brush->localAABB(); // copy bounds because the brush will be modified
 657                         Brush_ConstructPrefab( *brush, type, bounds, sides, shader, TextureTransform_getDefault() );
 658                         SceneChangeNotify();
 659                 }
 660         }
 661 }
 662
 663 void Scene_BrushResize_Selected( scene::Graph& graph, const AABB& bounds, const char* shader ){
 664         if ( GlobalSelectionSystem().countSelected() != 0 ) {
 665                 const scene::Path& path = GlobalSelectionSystem().ultimateSelected().path();
 666
 667                 Brush* brush = Node_getBrush( path.top() );
 668                 if ( brush != 0 ) {
 669                         Brush_ConstructCuboid( *brush, bounds, shader, TextureTransform_getDefault() );
 670                         SceneChangeNotify();
 671                 }
 672         }
 673 }
 674
 675 bool Brush_hasShader( const Brush& brush, const char* name ){
 676         for ( Brush::const_iterator i = brush.begin(); i != brush.end(); ++i )
 677         {
 678                 if ( shader_equal( ( *i )->GetShader(), name ) ) {
 679                         return true;
 680                 }
 681         }
 682         return false;
 683 }
 684
 685 class BrushSelectByShaderWalker : public scene::Graph::Walker
 686 {
 687 const char* m_name;
 688 public:
 689 BrushSelectByShaderWalker( const char* name )
 690         : m_name( name ){
 691 }
 692 bool pre( const scene::Path& path, scene::Instance& instance ) const {
 693         if ( path.top().get().visible() ) {
 694                 Brush* brush = Node_getBrush( path.top() );
 695                 if ( brush != 0 && Brush_hasShader( *brush, m_name ) ) {
 696                         Instance_getSelectable( instance )->setSelected( true );
 697                 }
 698         }
 699         return true;
 700 }
 701 };
 702
 703 void Scene_BrushSelectByShader( scene::Graph& graph, const char* name ){
 704         graph.traverse( BrushSelectByShaderWalker( name ) );
 705 }
 706
 707 class FaceSelectByShader
 708 {
 709 const char* m_name;
 710 public:
 711 FaceSelectByShader( const char* name )
 712         : m_name( name ){
 713 }
 714 void operator()( FaceInstance& face ) const {
 715         printf( "checking %s = %s\n", face.getFace().GetShader(), m_name );
 716         if ( shader_equal( face.getFace().GetShader(), m_name ) ) {
 717                 face.setSelected( SelectionSystem::eFace, true );
 718         }
 719 }
 720 };
 721
 722 void Scene_BrushSelectByShader_Component( scene::Graph& graph, const char* name ){
 723         Scene_ForEachSelectedBrush_ForEachFaceInstance( graph, FaceSelectByShader( name ) );
 724 }
 725
 726 class FaceGetTexdef
 727 {
 728 TextureProjection& m_projection;
 729 mutable bool m_done;
 730 public:
 731 FaceGetTexdef( TextureProjection& projection )
 732         : m_projection( projection ), m_done( false ){
 733 }
 734 void operator()( Face& face ) const {
 735         if ( !m_done ) {
 736                 m_done = true;
 737                 face.GetTexdef( m_projection );
 738         }
 739 }
 740 };
 741
 742
 743 void Scene_BrushGetTexdef_Selected( scene::Graph& graph, TextureProjection& projection ){
 744         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceGetTexdef( projection ) );
 745 }
 746
 747 void Scene_BrushGetTexdef_Component_Selected( scene::Graph& graph, TextureProjection& projection ){
 748 #if 1
 749         if ( !g_SelectedFaceInstances.empty() ) {
 750                 FaceInstance& faceInstance = g_SelectedFaceInstances.last();
 751                 faceInstance.getFace().GetTexdef( projection );
 752         }
 753 #else
 754         FaceGetTexdef visitor( projection );
 755         Scene_ForEachSelectedBrushFace( graph, visitor );
 756 #endif
 757 }
 758
 759 void Scene_BrushGetShaderSize_Component_Selected( scene::Graph& graph, size_t& width, size_t& height ){
 760         if ( !g_SelectedFaceInstances.empty() ) {
 761                 FaceInstance& faceInstance = g_SelectedFaceInstances.last();
 762                 width = faceInstance.getFace().getShader().width();
 763                 height = faceInstance.getFace().getShader().height();
 764         }
 765 }
 766
 767
 768 class FaceGetFlags
 769 {
 770 ContentsFlagsValue& m_flags;
 771 mutable bool m_done;
 772 public:
 773 FaceGetFlags( ContentsFlagsValue& flags )
 774         : m_flags( flags ), m_done( false ){
 775 }
 776 void operator()( Face& face ) const {
 777         if ( !m_done ) {
 778                 m_done = true;
 779                 face.GetFlags( m_flags );
 780         }
 781 }
 782 };
 783
 784
 785 void Scene_BrushGetFlags_Selected( scene::Graph& graph, ContentsFlagsValue& flags ){
 786 #if 1
 787         if ( GlobalSelectionSystem().countSelected() != 0 ) {
 788                 BrushInstance* brush = Instance_getBrush( GlobalSelectionSystem().ultimateSelected() );
 789                 if ( brush != 0 ) {
 790                         Brush_forEachFace( *brush, FaceGetFlags( flags ) );
 791                 }
 792         }
 793 #else
 794         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceGetFlags( flags ) );
 795 #endif
 796 }
 797
 798 void Scene_BrushGetFlags_Component_Selected( scene::Graph& graph, ContentsFlagsValue& flags ){
 799 #if 1
 800         if ( !g_SelectedFaceInstances.empty() ) {
 801                 FaceInstance& faceInstance = g_SelectedFaceInstances.last();
 802                 faceInstance.getFace().GetFlags( flags );
 803         }
 804 #else
 805         Scene_ForEachSelectedBrushFace( graph, FaceGetFlags( flags ) );
 806 #endif
 807 }
 808
 809
 810 class FaceGetShader
 811 {
 812 CopiedString& m_shader;
 813 mutable bool m_done;
 814 public:
 815 FaceGetShader( CopiedString& shader )
 816         : m_shader( shader ), m_done( false ){
 817 }
 818 void operator()( Face& face ) const {
 819         if ( !m_done ) {
 820                 m_done = true;
 821                 m_shader = face.GetShader();
 822         }
 823 }
 824 };
 825
 826 void Scene_BrushGetShader_Selected( scene::Graph& graph, CopiedString& shader ){
 827 #if 1
 828         if ( GlobalSelectionSystem().countSelected() != 0 ) {
 829                 BrushInstance* brush = Instance_getBrush( GlobalSelectionSystem().ultimateSelected() );
 830                 if ( brush != 0 ) {
 831                         Brush_forEachFace( *brush, FaceGetShader( shader ) );
 832                 }
 833         }
 834 #else
 835         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceGetShader( shader ) );
 836 #endif
 837 }
 838
 839 void Scene_BrushGetShader_Component_Selected( scene::Graph& graph, CopiedString& shader ){
 840 #if 1
 841         if ( !g_SelectedFaceInstances.empty() ) {
 842                 FaceInstance& faceInstance = g_SelectedFaceInstances.last();
 843                 shader = faceInstance.getFace().GetShader();
 844         }
 845 #else
 846         FaceGetShader visitor( shader );
 847         Scene_ForEachSelectedBrushFace( graph, visitor );
 848 #endif
 849 }
 850
 851
 852 class filter_face_shader : public FaceFilter
 853 {
 854 const char* m_shader;
 855 public:
 856 filter_face_shader( const char* shader ) : m_shader( shader ){
 857 }
 858 bool filter( const Face& face ) const {
 859         return shader_equal( face.GetShader(), m_shader );
 860 }
 861 };
 862
 863 class filter_face_shader_prefix : public FaceFilter
 864 {
 865 const char* m_prefix;
 866 public:
 867 filter_face_shader_prefix( const char* prefix ) : m_prefix( prefix ){
 868 }
 869 bool filter( const Face& face ) const {
 870         return shader_equal_n( face.GetShader(), m_prefix, strlen( m_prefix ) );
 871 }
 872 };
 873
 874 class filter_face_flags : public FaceFilter
 875 {
 876 int m_flags;
 877 public:
 878 filter_face_flags( int flags ) : m_flags( flags ){
 879 }
 880 bool filter( const Face& face ) const {
 881         return ( face.getShader().shaderFlags() & m_flags ) != 0;
 882 }
 883 };
 884
 885 class filter_face_contents : public FaceFilter
 886 {
 887 int m_contents;
 888 public:
 889 filter_face_contents( int contents ) : m_contents( contents ){
 890 }
 891 bool filter( const Face& face ) const {
 892         return ( face.getShader().m_flags.m_contentFlags & m_contents ) != 0;
 893 }
 894 };
 895
 896
 897
 898 class FaceFilterAny
 899 {
 900 FaceFilter* m_filter;
 901 bool& m_filtered;
 902 public:
 903 FaceFilterAny( FaceFilter* filter, bool& filtered ) : m_filter( filter ), m_filtered( filtered ){
 904         m_filtered = false;
 905 }
 906 void operator()( Face& face ) const {
 907         if ( m_filter->filter( face ) ) {
 908                 m_filtered = true;
 909         }
 910 }
 911 };
 912
 913 class filter_brush_any_face : public BrushFilter
 914 {
 915 FaceFilter* m_filter;
 916 public:
 917 filter_brush_any_face( FaceFilter* filter ) : m_filter( filter ){
 918 }
 919 bool filter( const Brush& brush ) const {
 920         bool filtered;
 921         Brush_forEachFace( brush, FaceFilterAny( m_filter, filtered ) );
 922         return filtered;
 923 }
 924 };
 925
 926 class FaceFilterAll
 927 {
 928 FaceFilter* m_filter;
 929 bool& m_filtered;
 930 public:
 931 FaceFilterAll( FaceFilter* filter, bool& filtered ) : m_filter( filter ), m_filtered( filtered ){
 932         m_filtered = true;
 933 }
 934 void operator()( Face& face ) const {
 935         if ( !m_filter->filter( face ) ) {
 936                 m_filtered = false;
 937         }
 938 }
 939 };
 940
 941 class filter_brush_all_faces : public BrushFilter
 942 {
 943 FaceFilter* m_filter;
 944 public:
 945 filter_brush_all_faces( FaceFilter* filter ) : m_filter( filter ){
 946 }
 947 bool filter( const Brush& brush ) const {
 948         bool filtered;
 949         Brush_forEachFace( brush, FaceFilterAll( m_filter, filtered ) );
 950         return filtered;
 951 }
 952 };
 953
 954
 955 filter_face_flags g_filter_face_clip( QER_CLIP );
 956 filter_brush_all_faces g_filter_brush_clip( &g_filter_face_clip );
 957
 958 filter_face_shader g_filter_face_clip_q2( "textures/clip" );
 959 filter_brush_all_faces g_filter_brush_clip_q2( &g_filter_face_clip_q2 );
 960
 961 filter_face_shader g_filter_face_weapclip( "textures/common/weapclip" );
 962 filter_brush_all_faces g_filter_brush_weapclip( &g_filter_face_weapclip );
 963
 964 filter_face_shader g_filter_face_commonclip( "textures/common/clip" );
 965 filter_brush_all_faces g_filter_brush_commonclip( &g_filter_face_commonclip );
 966
 967 filter_face_shader g_filter_face_fullclip( "textures/common/fullclip" );
 968 filter_brush_all_faces g_filter_brush_fullclip( &g_filter_face_fullclip );
 969
 970 filter_face_shader g_filter_face_botclip( "textures/common/botclip" );
 971 filter_brush_all_faces g_filter_brush_botclip( &g_filter_face_botclip );
 972
 973 filter_face_shader_prefix g_filter_face_caulk( "textures/common/caulk" );
 974 filter_brush_all_faces g_filter_brush_caulk( &g_filter_face_caulk );
 975
 976 filter_face_shader_prefix g_filter_face_caulk_ja( "textures/system/caulk" );
 977 filter_brush_all_faces g_filter_brush_caulk_ja( &g_filter_face_caulk_ja );
 978
 979 filter_face_shader_prefix g_filter_face_liquids( "textures/liquids/" );
 980 filter_brush_any_face g_filter_brush_liquids( &g_filter_face_liquids );
 981
 982 filter_face_shader g_filter_face_hint( "textures/common/hint" );
 983 filter_brush_any_face g_filter_brush_hint( &g_filter_face_hint );
 984
 985 filter_face_shader g_filter_face_hint_q2( "textures/hint" );
 986 filter_brush_any_face g_filter_brush_hint_q2( &g_filter_face_hint_q2 );
 987
 988 filter_face_shader g_filter_face_hint_ja( "textures/system/hint" );
 989 filter_brush_any_face g_filter_brush_hint_ja( &g_filter_face_hint_ja );
 990
 991 filter_face_shader g_filter_face_areaportal( "textures/common/areaportal" );
 992 filter_brush_all_faces g_filter_brush_areaportal( &g_filter_face_areaportal );
 993
 994 filter_face_shader g_filter_face_visportal( "textures/editor/visportal" );
 995 filter_brush_any_face g_filter_brush_visportal( &g_filter_face_visportal );
 996
 997 filter_face_shader g_filter_face_clusterportal( "textures/common/clusterportal" );
 998 filter_brush_all_faces g_filter_brush_clusterportal( &g_filter_face_clusterportal );
 999
1000 filter_face_shader g_filter_face_lightgrid( "textures/common/lightgrid" );
1001 filter_brush_all_faces g_filter_brush_lightgrid( &g_filter_face_lightgrid );
1002
1003 filter_face_flags g_filter_face_translucent( QER_TRANS );
1004 filter_brush_all_faces g_filter_brush_translucent( &g_filter_face_translucent );
1005
1006 filter_face_contents g_filter_face_detail( BRUSH_DETAIL_MASK );
1007 filter_brush_all_faces g_filter_brush_detail( &g_filter_face_detail );
1008
1009 filter_face_shader_prefix g_filter_face_decals( "textures/decals/" );
1010 filter_brush_any_face g_filter_brush_decals( &g_filter_face_decals );
1011
1012
1013 void BrushFilters_construct(){
1014         add_brush_filter( g_filter_brush_clip, EXCLUDE_CLIP );
1015         add_brush_filter( g_filter_brush_clip_q2, EXCLUDE_CLIP );
1016         add_brush_filter( g_filter_brush_weapclip, EXCLUDE_CLIP );
1017         add_brush_filter( g_filter_brush_fullclip, EXCLUDE_CLIP );
1018         add_brush_filter( g_filter_brush_commonclip, EXCLUDE_CLIP );
1019         add_brush_filter( g_filter_brush_botclip, EXCLUDE_BOTCLIP );
1020         add_brush_filter( g_filter_brush_caulk, EXCLUDE_CAULK );
1021         add_brush_filter( g_filter_brush_caulk_ja, EXCLUDE_CAULK );
1022         add_face_filter( g_filter_face_caulk, EXCLUDE_CAULK );
1023         add_face_filter( g_filter_face_caulk_ja, EXCLUDE_CAULK );
1024         add_brush_filter( g_filter_brush_liquids, EXCLUDE_LIQUIDS );
1025         add_brush_filter( g_filter_brush_hint, EXCLUDE_HINTSSKIPS );
1026         add_brush_filter( g_filter_brush_hint_q2, EXCLUDE_HINTSSKIPS );
1027         add_brush_filter( g_filter_brush_hint_ja, EXCLUDE_HINTSSKIPS );
1028         add_brush_filter( g_filter_brush_clusterportal, EXCLUDE_CLUSTERPORTALS );
1029         add_brush_filter( g_filter_brush_visportal, EXCLUDE_VISPORTALS );
1030         add_brush_filter( g_filter_brush_areaportal, EXCLUDE_AREAPORTALS );
1031         add_brush_filter( g_filter_brush_translucent, EXCLUDE_TRANSLUCENT );
1032         add_brush_filter( g_filter_brush_detail, EXCLUDE_DETAILS );
1033         add_brush_filter( g_filter_brush_detail, EXCLUDE_STRUCTURAL, true );
1034         add_brush_filter( g_filter_brush_lightgrid, EXCLUDE_LIGHTGRID );
1035         add_brush_filter( g_filter_brush_decals, EXCLUDE_DECALS );
1036 }
1037
1038 #if 0
1039
1040 void normalquantisation_draw(){
1041         glPointSize( 1 );
1042         glBegin( GL_POINTS );
1043         for ( std::size_t i = 0; i <= c_quantise_normal; ++i )
1044         {
1045                 for ( std::size_t j = 0; j <= c_quantise_normal; ++j )
1046                 {
1047                         Normal3f vertex( normal3f_normalised( Normal3f(
1048                                                                                                           static_cast<float>( c_quantise_normal - j - i ),
1049                                                                                                           static_cast<float>( i ),
1050                                                                                                           static_cast<float>( j )
1051                                                                                                           ) ) );
1052                         VectorScale( normal3f_to_array( vertex ), 64.f, normal3f_to_array( vertex ) );
1053                         glVertex3fv( normal3f_to_array( vertex ) );
1054                         vertex.x = -vertex.x;
1055                         glVertex3fv( normal3f_to_array( vertex ) );
1056                 }
1057         }
1058         glEnd();
1059 }
1060
1061 class RenderableNormalQuantisation : public OpenGLRenderable
1062 {
1063 public:
1064 void render( RenderStateFlags state ) const {
1065         normalquantisation_draw();
1066 }
1067 };
1068
1069 const float g_test_quantise_normal = 1.f / static_cast<float>( 1 << 3 );
1070
1071 class TestNormalQuantisation
1072 {
1073 void check_normal( const Normal3f& normal, const Normal3f& other ){
1074         spherical_t spherical = spherical_from_normal3f( normal );
1075         double longditude = RAD2DEG( spherical.longditude );
1076         double latitude = RAD2DEG( spherical.latitude );
1077         double x = cos( spherical.longditude ) * sin( spherical.latitude );
1078         double y = sin( spherical.longditude ) * sin( spherical.latitude );
1079         double z = cos( spherical.latitude );
1080
1081         ASSERT_MESSAGE( normal3f_dot( normal, other ) > 0.99, "bleh" );
1082 }
1083
1084 void test_normal( const Normal3f& normal ){
1085         Normal3f test = normal3f_from_spherical( spherical_from_normal3f( normal ) );
1086         check_normal( normal, test );
1087
1088         EOctant octant = normal3f_classify_octant( normal );
1089         Normal3f folded = normal3f_fold_octant( normal, octant );
1090         ESextant sextant = normal3f_classify_sextant( folded );
1091         folded = normal3f_fold_sextant( folded, sextant );
1092
1093         double scale = static_cast<float>( c_quantise_normal ) / ( folded.x + folded.y + folded.z );
1094
1095         double zbits = folded.z * scale;
1096         double ybits = folded.y * scale;
1097
1098         std::size_t zbits_q = static_cast<std::size_t>( zbits );
1099         std::size_t ybits_q = static_cast<std::size_t>( ybits );
1100
1101         ASSERT_MESSAGE( zbits_q <= ( c_quantise_normal / 8 ) * 3, "bleh" );
1102         ASSERT_MESSAGE( ybits_q <= ( c_quantise_normal / 2 ), "bleh" );
1103         ASSERT_MESSAGE( zbits_q + ( ( c_quantise_normal / 2 ) - ybits_q ) <= ( c_quantise_normal / 2 ), "bleh" );
1104
1105         std::size_t y_t = ( zbits_q < ( c_quantise_normal / 4 ) ) ? ybits_q : ( c_quantise_normal / 2 ) - ybits_q;
1106         std::size_t z_t = ( zbits_q < ( c_quantise_normal / 4 ) ) ? zbits_q : ( c_quantise_normal / 2 ) - zbits_q;
1107         std::size_t index = ( c_quantise_normal / 4 ) * y_t + z_t;
1108         ASSERT_MESSAGE( index <= ( c_quantise_normal / 4 ) * ( c_quantise_normal / 2 ), "bleh" );
1109
1110         Normal3f tmp( c_quantise_normal - zbits_q - ybits_q, ybits_q, zbits_q );
1111         tmp = normal3f_normalised( tmp );
1112
1113         Normal3f unfolded = normal3f_unfold_octant( normal3f_unfold_sextant( tmp, sextant ), octant );
1114
1115         check_normal( normal, unfolded );
1116
1117         double dot = normal3f_dot( normal, unfolded );
1118         float length = VectorLength( normal3f_to_array( unfolded ) );
1119         float inv_length = 1 / length;
1120
1121         Normal3f quantised = normal3f_quantised( normal );
1122         check_normal( normal, quantised );
1123 }
1124 void test2( const Normal3f& normal, const Normal3f& other ){
1125         if ( normal3f_quantised( normal ) != normal3f_quantised( other ) ) {
1126                 int bleh = 0;
1127         }
1128 }
1129
1130 static Normal3f normalise( float x, float y, float z ){
1131         return normal3f_normalised( Normal3f( x, y, z ) );
1132 }
1133
1134 float vec_rand(){
1135         return static_cast<float>( rand() - ( RAND_MAX / 2 ) );
1136 }
1137
1138 Normal3f normal3f_rand(){
1139         return normalise( vec_rand(), vec_rand(), vec_rand() );
1140 }
1141
1142 public:
1143 TestNormalQuantisation(){
1144         for ( int i = 4096; i > 0; --i )
1145                 test_normal( normal3f_rand() );
1146
1147         test_normal( normalise( 1, 0, 0 ) );
1148         test_normal( normalise( 0, 1, 0 ) );
1149         test_normal( normalise( 0, 0, 1 ) );
1150         test_normal( normalise( 1, 1, 0 ) );
1151         test_normal( normalise( 1, 0, 1 ) );
1152         test_normal( normalise( 0, 1, 1 ) );
1153
1154         test_normal( normalise( 10000, 10000, 10000 ) );
1155         test_normal( normalise( 10000, 10000, 10001 ) );
1156         test_normal( normalise( 10000, 10000, 10002 ) );
1157         test_normal( normalise( 10000, 10000, 10010 ) );
1158         test_normal( normalise( 10000, 10000, 10020 ) );
1159         test_normal( normalise( 10000, 10000, 10030 ) );
1160         test_normal( normalise( 10000, 10000, 10100 ) );
1161         test_normal( normalise( 10000, 10000, 10101 ) );
1162         test_normal( normalise( 10000, 10000, 10102 ) );
1163         test_normal( normalise( 10000, 10000, 10200 ) );
1164         test_normal( normalise( 10000, 10000, 10201 ) );
1165         test_normal( normalise( 10000, 10000, 10202 ) );
1166         test_normal( normalise( 10000, 10000, 10203 ) );
1167         test_normal( normalise( 10000, 10000, 10300 ) );
1168
1169
1170         test2( normalise( 10000, 10000, 10000 ), normalise( 10000, 10000, 10001 ) );
1171         test2( normalise( 10000, 10000, 10001 ), normalise( 10000, 10001, 10000 ) );
1172 }
1173 };
1174
1175 TestNormalQuantisation g_testNormalQuantisation;
1176
1177
1178 #endif
1179
1180 #if 0
1181 class TestSelectableObserver : public observer_template<const Selectable&>
1182 {
1183 public:
1184 void notify( const Selectable& arguments ){
1185         bool bleh = arguments.isSelected();
1186 }
1187 };
1188
1189 inline void test_bleh(){
1190         TestSelectableObserver test;
1191         ObservableSelectableInstance< SingleObservable< SelectionChangeCallback > > bleh;
1192         bleh.attach( test );
1193         bleh.setSelected( true );
1194         bleh.detach( test );
1195 }
1196
1197 class TestBleh
1198 {
1199 public:
1200 TestBleh(){
1201         test_bleh();
1202 }
1203 };
1204
1205 const TestBleh testbleh;
1206 #endif
1207
1208
1209 #if 0
1210 class TestRefcountedString
1211 {
1212 public:
1213 TestRefcountedString(){
1214         {
1215                 // copy construct
1216                 SmartString string1( "string1" );
1217                 SmartString string2( string1 );
1218                 SmartString string3( string2 );
1219         }
1220         {
1221                 // refcounted assignment
1222                 SmartString string1( "string1" );
1223                 SmartString string2( "string2" );
1224                 string1 = string2;
1225         }
1226         {
1227                 // copy assignment
1228                 SmartString string1( "string1" );
1229                 SmartString string2( "string2" );
1230                 string1 = string2.c_str();
1231         }
1232         {
1233                 // self-assignment
1234                 SmartString string1( "string1" );
1235                 string1 = string1;
1236         }
1237         {
1238                 // self-assignment via another reference
1239                 SmartString string1( "string1" );
1240                 SmartString string2( string1 );
1241                 string1 = string2;
1242         }
1243 }
1244 };
1245
1246 const TestRefcountedString g_testRefcountedString;
1247
1248 #endif
1249
1250 void Select_MakeDetail(){
1251         UndoableCommand undo( "brushSetDetail" );
1252         Scene_BrushSetDetail_Selected( GlobalSceneGraph(), true );
1253 }
1254
1255 void Select_MakeStructural(){
1256         UndoableCommand undo( "brushClearDetail" );
1257         Scene_BrushSetDetail_Selected( GlobalSceneGraph(), false );
1258 }
1259
1260 class BrushMakeSided
1261 {
1262 std::size_t m_count;
1263 public:
1264 BrushMakeSided( std::size_t count )
1265         : m_count( count ){
1266 }
1267 void set(){
1268         Scene_BrushConstructPrefab( GlobalSceneGraph(), eBrushPrism, m_count, TextureBrowser_GetSelectedShader( GlobalTextureBrowser() ) );
1269 }
1270 typedef MemberCaller<BrushMakeSided, &BrushMakeSided::set> SetCaller;
1271 };
1272
1273
1274 BrushMakeSided g_brushmakesided3( 3 );
1275 BrushMakeSided g_brushmakesided4( 4 );
1276 BrushMakeSided g_brushmakesided5( 5 );
1277 BrushMakeSided g_brushmakesided6( 6 );
1278 BrushMakeSided g_brushmakesided7( 7 );
1279 BrushMakeSided g_brushmakesided8( 8 );
1280 BrushMakeSided g_brushmakesided9( 9 );
1281
1282 inline int axis_for_viewtype( int viewtype ){
1283         switch ( viewtype )
1284         {
1285         case XY:
1286                 return 2;
1287         case XZ:
1288                 return 1;
1289         case YZ:
1290                 return 0;
1291         }
1292         return 2;
1293 }
1294
1295 class BrushPrefab
1296 {
1297 EBrushPrefab m_type;
1298 public:
1299 BrushPrefab( EBrushPrefab type )
1300         : m_type( type ){
1301 }
1302 void set(){
1303         DoSides( m_type, axis_for_viewtype( GetViewAxis() ) );
1304 }
1305 typedef MemberCaller<BrushPrefab, &BrushPrefab::set> SetCaller;
1306 };
1307
1308 BrushPrefab g_brushprism( eBrushPrism );
1309 BrushPrefab g_brushcone( eBrushCone );
1310 BrushPrefab g_brushsphere( eBrushSphere );
1311 BrushPrefab g_brushrock( eBrushRock );
1312
1313
1314 void FlipClip();
1315 void SplitClip();
1316 void Clip();
1317 void OnClipMode( bool enable );
1318 bool ClipMode();
1319
1320
1321 void ClipSelected(){
1322         if ( ClipMode() ) {
1323                 UndoableCommand undo( "clipperClip" );
1324                 Clip();
1325         }
1326 }
1327
1328 void SplitSelected(){
1329         if ( ClipMode() ) {
1330                 UndoableCommand undo( "clipperSplit" );
1331                 SplitClip();
1332         }
1333 }
1334
1335 void FlipClipper(){
1336         FlipClip();
1337 }
1338
1339
1340 Callback g_texture_lock_status_changed;
1341 BoolExportCaller g_texdef_movelock_caller( g_brush_texturelock_enabled );
1342 ToggleItem g_texdef_movelock_item( g_texdef_movelock_caller );
1343
1344 void Texdef_ToggleMoveLock(){
1345         g_brush_texturelock_enabled = !g_brush_texturelock_enabled;
1346         g_texdef_movelock_item.update();
1347         g_texture_lock_status_changed();
1348 }
1349
1350
1351
1352
1353
1354 void Brush_registerCommands(){
1355         GlobalToggles_insert( "TogTexLock", FreeCaller<Texdef_ToggleMoveLock>(), ToggleItem::AddCallbackCaller( g_texdef_movelock_item ), Accelerator( 'T', (GdkModifierType)GDK_SHIFT_MASK ) );
1356
1357         GlobalCommands_insert( "BrushPrism", BrushPrefab::SetCaller( g_brushprism ) );
1358         GlobalCommands_insert( "BrushCone", BrushPrefab::SetCaller( g_brushcone ) );
1359         GlobalCommands_insert( "BrushSphere", BrushPrefab::SetCaller( g_brushsphere ) );
1360         GlobalCommands_insert( "BrushRock", BrushPrefab::SetCaller( g_brushrock ) );
1361
1362         GlobalCommands_insert( "Brush3Sided", BrushMakeSided::SetCaller( g_brushmakesided3 ), Accelerator( '3', (GdkModifierType)GDK_CONTROL_MASK ) );
1363         GlobalCommands_insert( "Brush4Sided", BrushMakeSided::SetCaller( g_brushmakesided4 ), Accelerator( '4', (GdkModifierType)GDK_CONTROL_MASK ) );
1364         GlobalCommands_insert( "Brush5Sided", BrushMakeSided::SetCaller( g_brushmakesided5 ), Accelerator( '5', (GdkModifierType)GDK_CONTROL_MASK ) );
1365         GlobalCommands_insert( "Brush6Sided", BrushMakeSided::SetCaller( g_brushmakesided6 ), Accelerator( '6', (GdkModifierType)GDK_CONTROL_MASK ) );
1366         GlobalCommands_insert( "Brush7Sided", BrushMakeSided::SetCaller( g_brushmakesided7 ), Accelerator( '7', (GdkModifierType)GDK_CONTROL_MASK ) );
1367         GlobalCommands_insert( "Brush8Sided", BrushMakeSided::SetCaller( g_brushmakesided8 ), Accelerator( '8', (GdkModifierType)GDK_CONTROL_MASK ) );
1368         GlobalCommands_insert( "Brush9Sided", BrushMakeSided::SetCaller( g_brushmakesided9 ), Accelerator( '9', (GdkModifierType)GDK_CONTROL_MASK ) );
1369
1370         GlobalCommands_insert( "ClipSelected", FreeCaller<ClipSelected>(), Accelerator( GDK_Return ) );
1371         GlobalCommands_insert( "SplitSelected", FreeCaller<SplitSelected>(), Accelerator( GDK_Return, (GdkModifierType)GDK_SHIFT_MASK ) );
1372         GlobalCommands_insert( "FlipClip", FreeCaller<FlipClipper>(), Accelerator( GDK_Return, (GdkModifierType)GDK_CONTROL_MASK ) );
1373
1374         GlobalCommands_insert( "MakeDetail", FreeCaller<Select_MakeDetail>(), Accelerator( 'M', (GdkModifierType)GDK_CONTROL_MASK ) );
1375         GlobalCommands_insert( "MakeStructural", FreeCaller<Select_MakeStructural>(), Accelerator( 'S', (GdkModifierType)( GDK_SHIFT_MASK | GDK_CONTROL_MASK ) ) );
1376 }
1377
1378 void Brush_constructMenu( GtkMenu* menu ){
1379         create_menu_item_with_mnemonic( menu, "Prism...", "BrushPrism" );
1380         create_menu_item_with_mnemonic( menu, "Cone...", "BrushCone" );
1381         create_menu_item_with_mnemonic( menu, "Sphere...", "BrushSphere" );
1382         create_menu_item_with_mnemonic( menu, "Rock...", "BrushRock" );
1383         menu_separator( menu );
1384         {
1385                 GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "CSG" );
1386                 if ( g_Layout_enableDetachableMenus.m_value ) {
1387                         menu_tearoff( menu_in_menu );
1388                 }
1389                 create_menu_item_with_mnemonic( menu_in_menu, "Make _Hollow", "CSGHollow" );
1390                 create_menu_item_with_mnemonic( menu_in_menu, "CSG _Subtract", "CSGSubtract" );
1391                 create_menu_item_with_mnemonic( menu_in_menu, "CSG _Merge", "CSGMerge" );
1392         }
1393         menu_separator( menu );
1394         {
1395                 GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Clipper" );
1396                 if ( g_Layout_enableDetachableMenus.m_value ) {
1397                         menu_tearoff( menu_in_menu );
1398                 }
1399
1400                 create_menu_item_with_mnemonic( menu_in_menu, "Clip selection", "ClipSelected" );
1401                 create_menu_item_with_mnemonic( menu_in_menu, "Split selection", "SplitSelected" );
1402                 create_menu_item_with_mnemonic( menu_in_menu, "Flip Clip orientation", "FlipClip" );
1403         }
1404         menu_separator( menu );
1405         create_menu_item_with_mnemonic( menu, "Make detail", "MakeDetail" );
1406         create_menu_item_with_mnemonic( menu, "Make structural", "MakeStructural" );
1407         create_menu_item_with_mnemonic( menu, "Snap selection to _grid", "SnapToGrid" );
1408
1409         create_check_menu_item_with_mnemonic( menu, "Texture Lock", "TogTexLock" );
1410         menu_separator( menu );
1411         create_menu_item_with_mnemonic( menu, "Copy Face Texture", "FaceCopyTexture" );
1412         create_menu_item_with_mnemonic( menu, "Paste Face Texture", "FacePasteTexture" );
1413
1414         command_connect_accelerator( "Brush3Sided" );
1415         command_connect_accelerator( "Brush4Sided" );
1416         command_connect_accelerator( "Brush5Sided" );
1417         command_connect_accelerator( "Brush6Sided" );
1418         command_connect_accelerator( "Brush7Sided" );
1419         command_connect_accelerator( "Brush8Sided" );
1420         command_connect_accelerator( "Brush9Sided" );
1421 }