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         else{
 700                 return false;
 701         }
 702         return true;
 703 }
 704 };
 705
 706 void Scene_BrushSelectByShader( scene::Graph& graph, const char* name ){
 707         graph.traverse( BrushSelectByShaderWalker( name ) );
 708 }
 709
 710 class FaceSelectByShader
 711 {
 712 const char* m_name;
 713 public:
 714 FaceSelectByShader( const char* name )
 715         : m_name( name ){
 716 }
 717 void operator()( FaceInstance& face ) const {
 718         printf( "checking %s = %s\n", face.getFace().GetShader(), m_name );
 719         if ( shader_equal( face.getFace().GetShader(), m_name ) ) {
 720                 face.setSelected( SelectionSystem::eFace, true );
 721         }
 722 }
 723 };
 724
 725 void Scene_BrushSelectByShader_Component( scene::Graph& graph, const char* name ){
 726         Scene_ForEachSelectedBrush_ForEachFaceInstance( graph, FaceSelectByShader( name ) );
 727 }
 728
 729 class FaceGetTexdef
 730 {
 731 TextureProjection& m_projection;
 732 mutable bool m_done;
 733 public:
 734 FaceGetTexdef( TextureProjection& projection )
 735         : m_projection( projection ), m_done( false ){
 736 }
 737 void operator()( Face& face ) const {
 738         if ( !m_done ) {
 739                 m_done = true;
 740                 face.GetTexdef( m_projection );
 741         }
 742 }
 743 };
 744
 745
 746 void Scene_BrushGetTexdef_Selected( scene::Graph& graph, TextureProjection& projection ){
 747         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceGetTexdef( projection ) );
 748 }
 749
 750 void Scene_BrushGetTexdef_Component_Selected( scene::Graph& graph, TextureProjection& projection ){
 751 #if 1
 752         if ( !g_SelectedFaceInstances.empty() ) {
 753                 FaceInstance& faceInstance = g_SelectedFaceInstances.last();
 754                 faceInstance.getFace().GetTexdef( projection );
 755         }
 756 #else
 757         FaceGetTexdef visitor( projection );
 758         Scene_ForEachSelectedBrushFace( graph, visitor );
 759 #endif
 760 }
 761
 762 void Scene_BrushGetShaderSize_Component_Selected( scene::Graph& graph, size_t& width, size_t& height ){
 763         if ( !g_SelectedFaceInstances.empty() ) {
 764                 FaceInstance& faceInstance = g_SelectedFaceInstances.last();
 765                 width = faceInstance.getFace().getShader().width();
 766                 height = faceInstance.getFace().getShader().height();
 767         }
 768 }
 769
 770
 771 class FaceGetFlags
 772 {
 773 ContentsFlagsValue& m_flags;
 774 mutable bool m_done;
 775 public:
 776 FaceGetFlags( ContentsFlagsValue& flags )
 777         : m_flags( flags ), m_done( false ){
 778 }
 779 void operator()( Face& face ) const {
 780         if ( !m_done ) {
 781                 m_done = true;
 782                 face.GetFlags( m_flags );
 783         }
 784 }
 785 };
 786
 787
 788 void Scene_BrushGetFlags_Selected( scene::Graph& graph, ContentsFlagsValue& flags ){
 789 #if 1
 790         if ( GlobalSelectionSystem().countSelected() != 0 ) {
 791                 BrushInstance* brush = Instance_getBrush( GlobalSelectionSystem().ultimateSelected() );
 792                 if ( brush != 0 ) {
 793                         Brush_forEachFace( *brush, FaceGetFlags( flags ) );
 794                 }
 795         }
 796 #else
 797         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceGetFlags( flags ) );
 798 #endif
 799 }
 800
 801 void Scene_BrushGetFlags_Component_Selected( scene::Graph& graph, ContentsFlagsValue& flags ){
 802 #if 1
 803         if ( !g_SelectedFaceInstances.empty() ) {
 804                 FaceInstance& faceInstance = g_SelectedFaceInstances.last();
 805                 faceInstance.getFace().GetFlags( flags );
 806         }
 807 #else
 808         Scene_ForEachSelectedBrushFace( graph, FaceGetFlags( flags ) );
 809 #endif
 810 }
 811
 812
 813 class FaceGetShader
 814 {
 815 CopiedString& m_shader;
 816 mutable bool m_done;
 817 public:
 818 FaceGetShader( CopiedString& shader )
 819         : m_shader( shader ), m_done( false ){
 820 }
 821 void operator()( Face& face ) const {
 822         if ( !m_done ) {
 823                 m_done = true;
 824                 m_shader = face.GetShader();
 825         }
 826 }
 827 };
 828
 829 void Scene_BrushGetShader_Selected( scene::Graph& graph, CopiedString& shader ){
 830 #if 1
 831         if ( GlobalSelectionSystem().countSelected() != 0 ) {
 832                 BrushInstance* brush = Instance_getBrush( GlobalSelectionSystem().ultimateSelected() );
 833                 if ( brush != 0 ) {
 834                         Brush_forEachFace( *brush, FaceGetShader( shader ) );
 835                 }
 836         }
 837 #else
 838         Scene_ForEachSelectedBrush_ForEachFace( graph, FaceGetShader( shader ) );
 839 #endif
 840 }
 841
 842 void Scene_BrushGetShader_Component_Selected( scene::Graph& graph, CopiedString& shader ){
 843 #if 1
 844         if ( !g_SelectedFaceInstances.empty() ) {
 845                 FaceInstance& faceInstance = g_SelectedFaceInstances.last();
 846                 shader = faceInstance.getFace().GetShader();
 847         }
 848 #else
 849         FaceGetShader visitor( shader );
 850         Scene_ForEachSelectedBrushFace( graph, visitor );
 851 #endif
 852 }
 853
 854
 855 class filter_face_shader : public FaceFilter
 856 {
 857 const char* m_shader;
 858 public:
 859 filter_face_shader( const char* shader ) : m_shader( shader ){
 860 }
 861 bool filter( const Face& face ) const {
 862         return shader_equal( face.GetShader(), m_shader );
 863 }
 864 };
 865
 866 class filter_face_shader_prefix : public FaceFilter
 867 {
 868 const char* m_prefix;
 869 public:
 870 filter_face_shader_prefix( const char* prefix ) : m_prefix( prefix ){
 871 }
 872 bool filter( const Face& face ) const {
 873         return shader_equal_n( face.GetShader(), m_prefix, strlen( m_prefix ) );
 874 }
 875 };
 876
 877 class filter_face_flags : public FaceFilter
 878 {
 879 int m_flags;
 880 public:
 881 filter_face_flags( int flags ) : m_flags( flags ){
 882 }
 883 bool filter( const Face& face ) const {
 884         return ( face.getShader().shaderFlags() & m_flags ) != 0;
 885 }
 886 };
 887
 888 class filter_face_contents : public FaceFilter
 889 {
 890 int m_contents;
 891 public:
 892 filter_face_contents( int contents ) : m_contents( contents ){
 893 }
 894 bool filter( const Face& face ) const {
 895         return ( face.getShader().m_flags.m_contentFlags & m_contents ) != 0;
 896 }
 897 };
 898
 899
 900
 901 class FaceFilterAny
 902 {
 903 FaceFilter* m_filter;
 904 bool& m_filtered;
 905 public:
 906 FaceFilterAny( FaceFilter* filter, bool& filtered ) : m_filter( filter ), m_filtered( filtered ){
 907         m_filtered = false;
 908 }
 909 void operator()( Face& face ) const {
 910         if ( m_filter->filter( face ) ) {
 911                 m_filtered = true;
 912         }
 913 }
 914 };
 915
 916 class filter_brush_any_face : public BrushFilter
 917 {
 918 FaceFilter* m_filter;
 919 public:
 920 filter_brush_any_face( FaceFilter* filter ) : m_filter( filter ){
 921 }
 922 bool filter( const Brush& brush ) const {
 923         bool filtered;
 924         Brush_forEachFace( brush, FaceFilterAny( m_filter, filtered ) );
 925         return filtered;
 926 }
 927 };
 928
 929 class FaceFilterAll
 930 {
 931 FaceFilter* m_filter;
 932 bool& m_filtered;
 933 public:
 934 FaceFilterAll( FaceFilter* filter, bool& filtered ) : m_filter( filter ), m_filtered( filtered ){
 935         m_filtered = true;
 936 }
 937 void operator()( Face& face ) const {
 938         if ( !m_filter->filter( face ) ) {
 939                 m_filtered = false;
 940         }
 941 }
 942 };
 943
 944 class filter_brush_all_faces : public BrushFilter
 945 {
 946 FaceFilter* m_filter;
 947 public:
 948 filter_brush_all_faces( FaceFilter* filter ) : m_filter( filter ){
 949 }
 950 bool filter( const Brush& brush ) const {
 951         bool filtered;
 952         Brush_forEachFace( brush, FaceFilterAll( m_filter, filtered ) );
 953         return filtered;
 954 }
 955 };
 956
 957
 958 filter_face_flags g_filter_face_clip( QER_CLIP );
 959 filter_brush_all_faces g_filter_brush_clip( &g_filter_face_clip );
 960
 961 filter_face_shader g_filter_face_clip_q2( "textures/clip" );
 962 filter_brush_all_faces g_filter_brush_clip_q2( &g_filter_face_clip_q2 );
 963
 964 filter_face_shader g_filter_face_weapclip( "textures/common/weapclip" );
 965 filter_brush_all_faces g_filter_brush_weapclip( &g_filter_face_weapclip );
 966
 967 filter_face_shader g_filter_face_commonclip( "textures/common/clip" );
 968 filter_brush_all_faces g_filter_brush_commonclip( &g_filter_face_commonclip );
 969
 970 filter_face_shader g_filter_face_fullclip( "textures/common/fullclip" );
 971 filter_brush_all_faces g_filter_brush_fullclip( &g_filter_face_fullclip );
 972
 973 filter_face_shader g_filter_face_botclip( "textures/common/botclip" );
 974 filter_brush_all_faces g_filter_brush_botclip( &g_filter_face_botclip );
 975
 976 filter_face_shader_prefix g_filter_face_caulk( "textures/common/caulk" );
 977 filter_brush_all_faces g_filter_brush_caulk( &g_filter_face_caulk );
 978
 979 filter_face_shader_prefix g_filter_face_caulk_ja( "textures/system/caulk" );
 980 filter_brush_all_faces g_filter_brush_caulk_ja( &g_filter_face_caulk_ja );
 981
 982 filter_face_flags g_filter_face_liquids( QER_LIQUID );
 983 filter_brush_any_face g_filter_brush_liquids( &g_filter_face_liquids );
 984
 985 filter_face_shader_prefix g_filter_face_liquidsdir( "textures/liquids/" );
 986 filter_brush_any_face g_filter_brush_liquidsdir( &g_filter_face_liquidsdir );
 987
 988 filter_face_shader g_filter_face_hint( "textures/common/hint" );
 989 filter_brush_any_face g_filter_brush_hint( &g_filter_face_hint );
 990
 991 filter_face_shader g_filter_face_hintlocal( "textures/common/hintlocal" );
 992 filter_brush_any_face g_filter_brush_hintlocal( &g_filter_face_hintlocal );
 993
 994 filter_face_shader g_filter_face_hint_q2( "textures/hint" );
 995 filter_brush_any_face g_filter_brush_hint_q2( &g_filter_face_hint_q2 );
 996
 997 filter_face_shader g_filter_face_hint_ja( "textures/system/hint" );
 998 filter_brush_any_face g_filter_brush_hint_ja( &g_filter_face_hint_ja );
 999
1000 filter_face_shader g_filter_face_areaportal( "textures/common/areaportal" );
1001 filter_brush_any_face g_filter_brush_areaportal( &g_filter_face_areaportal );
1002
1003 filter_face_shader g_filter_face_visportal( "textures/editor/visportal" );
1004 filter_brush_any_face g_filter_brush_visportal( &g_filter_face_visportal );
1005
1006 filter_face_shader g_filter_face_clusterportal( "textures/common/clusterportal" );
1007 filter_brush_all_faces g_filter_brush_clusterportal( &g_filter_face_clusterportal );
1008
1009 filter_face_shader g_filter_face_lightgrid( "textures/common/lightgrid" );
1010 filter_brush_all_faces g_filter_brush_lightgrid( &g_filter_face_lightgrid );
1011
1012 filter_face_flags g_filter_face_translucent( QER_TRANS | QER_ALPHATEST );
1013 filter_brush_any_face g_filter_brush_translucent( &g_filter_face_translucent );
1014
1015 filter_face_contents g_filter_face_detail( BRUSH_DETAIL_MASK );
1016 filter_brush_all_faces g_filter_brush_detail( &g_filter_face_detail );
1017
1018 filter_face_shader_prefix g_filter_face_decals( "textures/decals/" );
1019 filter_brush_any_face g_filter_brush_decals( &g_filter_face_decals );
1020
1021
1022 void BrushFilters_construct(){
1023         add_brush_filter( g_filter_brush_clip, EXCLUDE_CLIP );
1024         add_brush_filter( g_filter_brush_clip_q2, EXCLUDE_CLIP );
1025         add_brush_filter( g_filter_brush_weapclip, EXCLUDE_CLIP );
1026         add_brush_filter( g_filter_brush_fullclip, EXCLUDE_CLIP );
1027         add_brush_filter( g_filter_brush_commonclip, EXCLUDE_CLIP );
1028         add_brush_filter( g_filter_brush_botclip, EXCLUDE_BOTCLIP );
1029         add_brush_filter( g_filter_brush_caulk, EXCLUDE_CAULK );
1030         add_brush_filter( g_filter_brush_caulk_ja, EXCLUDE_CAULK );
1031         add_face_filter( g_filter_face_caulk, EXCLUDE_CAULK );
1032         add_face_filter( g_filter_face_caulk_ja, EXCLUDE_CAULK );
1033         add_brush_filter( g_filter_brush_liquids, EXCLUDE_LIQUIDS );
1034         add_brush_filter( g_filter_brush_liquidsdir, EXCLUDE_LIQUIDS );
1035         add_brush_filter( g_filter_brush_hint, EXCLUDE_HINTSSKIPS );
1036         add_brush_filter( g_filter_brush_hintlocal, EXCLUDE_HINTSSKIPS );
1037         add_brush_filter( g_filter_brush_hint_q2, EXCLUDE_HINTSSKIPS );
1038         add_brush_filter( g_filter_brush_hint_ja, EXCLUDE_HINTSSKIPS );
1039         add_brush_filter( g_filter_brush_clusterportal, EXCLUDE_CLUSTERPORTALS );
1040         add_brush_filter( g_filter_brush_visportal, EXCLUDE_VISPORTALS );
1041         add_brush_filter( g_filter_brush_areaportal, EXCLUDE_AREAPORTALS );
1042         add_brush_filter( g_filter_brush_translucent, EXCLUDE_TRANSLUCENT );
1043         add_brush_filter( g_filter_brush_detail, EXCLUDE_DETAILS );
1044         add_brush_filter( g_filter_brush_detail, EXCLUDE_STRUCTURAL, true );
1045         add_brush_filter( g_filter_brush_lightgrid, EXCLUDE_LIGHTGRID );
1046         add_brush_filter( g_filter_brush_decals, EXCLUDE_DECALS );
1047 }
1048
1049 #if 0
1050
1051 void normalquantisation_draw(){
1052         glPointSize( 1 );
1053         glBegin( GL_POINTS );
1054         for ( std::size_t i = 0; i <= c_quantise_normal; ++i )
1055         {
1056                 for ( std::size_t j = 0; j <= c_quantise_normal; ++j )
1057                 {
1058                         Normal3f vertex( normal3f_normalised( Normal3f(
1059                                                                                                           static_cast<float>( c_quantise_normal - j - i ),
1060                                                                                                           static_cast<float>( i ),
1061                                                                                                           static_cast<float>( j )
1062                                                                                                           ) ) );
1063                         VectorScale( normal3f_to_array( vertex ), 64.f, normal3f_to_array( vertex ) );
1064                         glVertex3fv( normal3f_to_array( vertex ) );
1065                         vertex.x = -vertex.x;
1066                         glVertex3fv( normal3f_to_array( vertex ) );
1067                 }
1068         }
1069         glEnd();
1070 }
1071
1072 class RenderableNormalQuantisation : public OpenGLRenderable
1073 {
1074 public:
1075 void render( RenderStateFlags state ) const {
1076         normalquantisation_draw();
1077 }
1078 };
1079
1080 const float g_test_quantise_normal = 1.f / static_cast<float>( 1 << 3 );
1081
1082 class TestNormalQuantisation
1083 {
1084 void check_normal( const Normal3f& normal, const Normal3f& other ){
1085         spherical_t spherical = spherical_from_normal3f( normal );
1086         double longditude = RAD2DEG( spherical.longditude );
1087         double latitude = RAD2DEG( spherical.latitude );
1088         double x = cos( spherical.longditude ) * sin( spherical.latitude );
1089         double y = sin( spherical.longditude ) * sin( spherical.latitude );
1090         double z = cos( spherical.latitude );
1091
1092         ASSERT_MESSAGE( normal3f_dot( normal, other ) > 0.99, "bleh" );
1093 }
1094
1095 void test_normal( const Normal3f& normal ){
1096         Normal3f test = normal3f_from_spherical( spherical_from_normal3f( normal ) );
1097         check_normal( normal, test );
1098
1099         EOctant octant = normal3f_classify_octant( normal );
1100         Normal3f folded = normal3f_fold_octant( normal, octant );
1101         ESextant sextant = normal3f_classify_sextant( folded );
1102         folded = normal3f_fold_sextant( folded, sextant );
1103
1104         double scale = static_cast<float>( c_quantise_normal ) / ( folded.x + folded.y + folded.z );
1105
1106         double zbits = folded.z * scale;
1107         double ybits = folded.y * scale;
1108
1109         std::size_t zbits_q = static_cast<std::size_t>( zbits );
1110         std::size_t ybits_q = static_cast<std::size_t>( ybits );
1111
1112         ASSERT_MESSAGE( zbits_q <= ( c_quantise_normal / 8 ) * 3, "bleh" );
1113         ASSERT_MESSAGE( ybits_q <= ( c_quantise_normal / 2 ), "bleh" );
1114         ASSERT_MESSAGE( zbits_q + ( ( c_quantise_normal / 2 ) - ybits_q ) <= ( c_quantise_normal / 2 ), "bleh" );
1115
1116         std::size_t y_t = ( zbits_q < ( c_quantise_normal / 4 ) ) ? ybits_q : ( c_quantise_normal / 2 ) - ybits_q;
1117         std::size_t z_t = ( zbits_q < ( c_quantise_normal / 4 ) ) ? zbits_q : ( c_quantise_normal / 2 ) - zbits_q;
1118         std::size_t index = ( c_quantise_normal / 4 ) * y_t + z_t;
1119         ASSERT_MESSAGE( index <= ( c_quantise_normal / 4 ) * ( c_quantise_normal / 2 ), "bleh" );
1120
1121         Normal3f tmp( c_quantise_normal - zbits_q - ybits_q, ybits_q, zbits_q );
1122         tmp = normal3f_normalised( tmp );
1123
1124         Normal3f unfolded = normal3f_unfold_octant( normal3f_unfold_sextant( tmp, sextant ), octant );
1125
1126         check_normal( normal, unfolded );
1127
1128         double dot = normal3f_dot( normal, unfolded );
1129         float length = VectorLength( normal3f_to_array( unfolded ) );
1130         float inv_length = 1 / length;
1131
1132         Normal3f quantised = normal3f_quantised( normal );
1133         check_normal( normal, quantised );
1134 }
1135 void test2( const Normal3f& normal, const Normal3f& other ){
1136         if ( normal3f_quantised( normal ) != normal3f_quantised( other ) ) {
1137                 int bleh = 0;
1138         }
1139 }
1140
1141 static Normal3f normalise( float x, float y, float z ){
1142         return normal3f_normalised( Normal3f( x, y, z ) );
1143 }
1144
1145 float vec_rand(){
1146         return static_cast<float>( rand() - ( RAND_MAX / 2 ) );
1147 }
1148
1149 Normal3f normal3f_rand(){
1150         return normalise( vec_rand(), vec_rand(), vec_rand() );
1151 }
1152
1153 public:
1154 TestNormalQuantisation(){
1155         for ( int i = 4096; i > 0; --i )
1156                 test_normal( normal3f_rand() );
1157
1158         test_normal( normalise( 1, 0, 0 ) );
1159         test_normal( normalise( 0, 1, 0 ) );
1160         test_normal( normalise( 0, 0, 1 ) );
1161         test_normal( normalise( 1, 1, 0 ) );
1162         test_normal( normalise( 1, 0, 1 ) );
1163         test_normal( normalise( 0, 1, 1 ) );
1164
1165         test_normal( normalise( 10000, 10000, 10000 ) );
1166         test_normal( normalise( 10000, 10000, 10001 ) );
1167         test_normal( normalise( 10000, 10000, 10002 ) );
1168         test_normal( normalise( 10000, 10000, 10010 ) );
1169         test_normal( normalise( 10000, 10000, 10020 ) );
1170         test_normal( normalise( 10000, 10000, 10030 ) );
1171         test_normal( normalise( 10000, 10000, 10100 ) );
1172         test_normal( normalise( 10000, 10000, 10101 ) );
1173         test_normal( normalise( 10000, 10000, 10102 ) );
1174         test_normal( normalise( 10000, 10000, 10200 ) );
1175         test_normal( normalise( 10000, 10000, 10201 ) );
1176         test_normal( normalise( 10000, 10000, 10202 ) );
1177         test_normal( normalise( 10000, 10000, 10203 ) );
1178         test_normal( normalise( 10000, 10000, 10300 ) );
1179
1180
1181         test2( normalise( 10000, 10000, 10000 ), normalise( 10000, 10000, 10001 ) );
1182         test2( normalise( 10000, 10000, 10001 ), normalise( 10000, 10001, 10000 ) );
1183 }
1184 };
1185
1186 TestNormalQuantisation g_testNormalQuantisation;
1187
1188
1189 #endif
1190
1191 #if 0
1192 class TestSelectableObserver : public observer_template<const Selectable&>
1193 {
1194 public:
1195 void notify( const Selectable& arguments ){
1196         bool bleh = arguments.isSelected();
1197 }
1198 };
1199
1200 inline void test_bleh(){
1201         TestSelectableObserver test;
1202         ObservableSelectableInstance< SingleObservable< SelectionChangeCallback > > bleh;
1203         bleh.attach( test );
1204         bleh.setSelected( true );
1205         bleh.detach( test );
1206 }
1207
1208 class TestBleh
1209 {
1210 public:
1211 TestBleh(){
1212         test_bleh();
1213 }
1214 };
1215
1216 const TestBleh testbleh;
1217 #endif
1218
1219
1220 #if 0
1221 class TestRefcountedString
1222 {
1223 public:
1224 TestRefcountedString(){
1225         {
1226                 // copy construct
1227                 SmartString string1( "string1" );
1228                 SmartString string2( string1 );
1229                 SmartString string3( string2 );
1230         }
1231         {
1232                 // refcounted assignment
1233                 SmartString string1( "string1" );
1234                 SmartString string2( "string2" );
1235                 string1 = string2;
1236         }
1237         {
1238                 // copy assignment
1239                 SmartString string1( "string1" );
1240                 SmartString string2( "string2" );
1241                 string1 = string2.c_str();
1242         }
1243         {
1244                 // self-assignment
1245                 SmartString string1( "string1" );
1246                 string1 = string1;
1247         }
1248         {
1249                 // self-assignment via another reference
1250                 SmartString string1( "string1" );
1251                 SmartString string2( string1 );
1252                 string1 = string2;
1253         }
1254 }
1255 };
1256
1257 const TestRefcountedString g_testRefcountedString;
1258
1259 #endif
1260
1261 void Select_MakeDetail(){
1262         UndoableCommand undo( "brushSetDetail" );
1263         Scene_BrushSetDetail_Selected( GlobalSceneGraph(), true );
1264 }
1265
1266 void Select_MakeStructural(){
1267         UndoableCommand undo( "brushClearDetail" );
1268         Scene_BrushSetDetail_Selected( GlobalSceneGraph(), false );
1269 }
1270
1271 class BrushMakeSided
1272 {
1273 std::size_t m_count;
1274 public:
1275 BrushMakeSided( std::size_t count )
1276         : m_count( count ){
1277 }
1278 void set(){
1279         Scene_BrushConstructPrefab( GlobalSceneGraph(), eBrushPrism, m_count, TextureBrowser_GetSelectedShader( GlobalTextureBrowser() ) );
1280 }
1281 typedef MemberCaller<BrushMakeSided, &BrushMakeSided::set> SetCaller;
1282 };
1283
1284
1285 BrushMakeSided g_brushmakesided3( 3 );
1286 BrushMakeSided g_brushmakesided4( 4 );
1287 BrushMakeSided g_brushmakesided5( 5 );
1288 BrushMakeSided g_brushmakesided6( 6 );
1289 BrushMakeSided g_brushmakesided7( 7 );
1290 BrushMakeSided g_brushmakesided8( 8 );
1291 BrushMakeSided g_brushmakesided9( 9 );
1292
1293 inline int axis_for_viewtype( int viewtype ){
1294         switch ( viewtype )
1295         {
1296         case XY:
1297                 return 2;
1298         case XZ:
1299                 return 1;
1300         case YZ:
1301                 return 0;
1302         }
1303         return 2;
1304 }
1305
1306 class BrushPrefab
1307 {
1308 EBrushPrefab m_type;
1309 public:
1310 BrushPrefab( EBrushPrefab type )
1311         : m_type( type ){
1312 }
1313 void set(){
1314         DoSides( m_type, axis_for_viewtype( GetViewAxis() ) );
1315 }
1316 typedef MemberCaller<BrushPrefab, &BrushPrefab::set> SetCaller;
1317 };
1318
1319 BrushPrefab g_brushprism( eBrushPrism );
1320 BrushPrefab g_brushcone( eBrushCone );
1321 BrushPrefab g_brushsphere( eBrushSphere );
1322 BrushPrefab g_brushrock( eBrushRock );
1323
1324
1325 void FlipClip();
1326 void SplitClip();
1327 void Clip();
1328 void OnClipMode( bool enable );
1329 bool ClipMode();
1330
1331
1332 void ClipSelected(){
1333         if ( ClipMode() ) {
1334                 UndoableCommand undo( "clipperClip" );
1335                 Clip();
1336         }
1337 }
1338
1339 void SplitSelected(){
1340         if ( ClipMode() ) {
1341                 UndoableCommand undo( "clipperSplit" );
1342                 SplitClip();
1343         }
1344 }
1345
1346 void FlipClipper(){
1347         FlipClip();
1348 }
1349
1350
1351 Callback g_texture_lock_status_changed;
1352 BoolExportCaller g_texdef_movelock_caller( g_brush_texturelock_enabled );
1353 ToggleItem g_texdef_movelock_item( g_texdef_movelock_caller );
1354
1355 void Texdef_ToggleMoveLock(){
1356         g_brush_texturelock_enabled = !g_brush_texturelock_enabled;
1357         g_texdef_movelock_item.update();
1358         g_texture_lock_status_changed();
1359 }
1360
1361
1362
1363
1364
1365 void Brush_registerCommands(){
1366         GlobalToggles_insert( "TogTexLock", FreeCaller<Texdef_ToggleMoveLock>(), ToggleItem::AddCallbackCaller( g_texdef_movelock_item ), Accelerator( 'T', (GdkModifierType)GDK_SHIFT_MASK ) );
1367
1368         GlobalCommands_insert( "BrushPrism", BrushPrefab::SetCaller( g_brushprism ) );
1369         GlobalCommands_insert( "BrushCone", BrushPrefab::SetCaller( g_brushcone ) );
1370         GlobalCommands_insert( "BrushSphere", BrushPrefab::SetCaller( g_brushsphere ) );
1371         GlobalCommands_insert( "BrushRock", BrushPrefab::SetCaller( g_brushrock ) );
1372
1373         GlobalCommands_insert( "Brush3Sided", BrushMakeSided::SetCaller( g_brushmakesided3 ), Accelerator( '3', (GdkModifierType)GDK_CONTROL_MASK ) );
1374         GlobalCommands_insert( "Brush4Sided", BrushMakeSided::SetCaller( g_brushmakesided4 ), Accelerator( '4', (GdkModifierType)GDK_CONTROL_MASK ) );
1375         GlobalCommands_insert( "Brush5Sided", BrushMakeSided::SetCaller( g_brushmakesided5 ), Accelerator( '5', (GdkModifierType)GDK_CONTROL_MASK ) );
1376         GlobalCommands_insert( "Brush6Sided", BrushMakeSided::SetCaller( g_brushmakesided6 ), Accelerator( '6', (GdkModifierType)GDK_CONTROL_MASK ) );
1377         GlobalCommands_insert( "Brush7Sided", BrushMakeSided::SetCaller( g_brushmakesided7 ), Accelerator( '7', (GdkModifierType)GDK_CONTROL_MASK ) );
1378         GlobalCommands_insert( "Brush8Sided", BrushMakeSided::SetCaller( g_brushmakesided8 ), Accelerator( '8', (GdkModifierType)GDK_CONTROL_MASK ) );
1379         GlobalCommands_insert( "Brush9Sided", BrushMakeSided::SetCaller( g_brushmakesided9 ), Accelerator( '9', (GdkModifierType)GDK_CONTROL_MASK ) );
1380
1381         GlobalCommands_insert( "ClipSelected", FreeCaller<ClipSelected>(), Accelerator( GDK_Return ) );
1382         GlobalCommands_insert( "SplitSelected", FreeCaller<SplitSelected>(), Accelerator( GDK_Return, (GdkModifierType)GDK_SHIFT_MASK ) );
1383         GlobalCommands_insert( "FlipClip", FreeCaller<FlipClipper>(), Accelerator( GDK_Return, (GdkModifierType)GDK_CONTROL_MASK ) );
1384
1385         GlobalCommands_insert( "MakeDetail", FreeCaller<Select_MakeDetail>(), Accelerator( 'D', (GdkModifierType)GDK_MOD1_MASK ) );
1386         GlobalCommands_insert( "MakeStructural", FreeCaller<Select_MakeStructural>(), Accelerator( 'S', (GdkModifierType)GDK_MOD1_MASK ) );
1387 }
1388
1389 void Brush_constructMenu( GtkMenu* menu ){
1390         create_menu_item_with_mnemonic( menu, "Prism...", "BrushPrism" );
1391         create_menu_item_with_mnemonic( menu, "Cone...", "BrushCone" );
1392         create_menu_item_with_mnemonic( menu, "Sphere...", "BrushSphere" );
1393         create_menu_item_with_mnemonic( menu, "Rock...", "BrushRock" );
1394         menu_separator( menu );
1395         {
1396                 GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "CSG" );
1397                 if ( g_Layout_enableDetachableMenus.m_value ) {
1398                         menu_tearoff( menu_in_menu );
1399                 }
1400                 create_menu_item_with_mnemonic( menu_in_menu, "CSG _Subtract", "CSGSubtract" );
1401                 create_menu_item_with_mnemonic( menu_in_menu, "CSG _Merge", "CSGMerge" );
1402                 create_menu_item_with_mnemonic( menu_in_menu, "Make _Room", "CSGroom" );
1403                 create_menu_item_with_mnemonic( menu_in_menu, "CSG _Tool", "CSGTool" );
1404         }
1405         menu_separator( menu );
1406         {
1407                 GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Clipper" );
1408                 if ( g_Layout_enableDetachableMenus.m_value ) {
1409                         menu_tearoff( menu_in_menu );
1410                 }
1411
1412                 create_menu_item_with_mnemonic( menu_in_menu, "Clip selection", "ClipSelected" );
1413                 create_menu_item_with_mnemonic( menu_in_menu, "Split selection", "SplitSelected" );
1414                 create_menu_item_with_mnemonic( menu_in_menu, "Flip Clip orientation", "FlipClip" );
1415         }
1416         menu_separator( menu );
1417         create_menu_item_with_mnemonic( menu, "Make detail", "MakeDetail" );
1418         create_menu_item_with_mnemonic( menu, "Make structural", "MakeStructural" );
1419 //      create_menu_item_with_mnemonic( menu, "Snap selection to _grid", "SnapToGrid" );
1420
1421         create_check_menu_item_with_mnemonic( menu, "Texture Lock", "TogTexLock" );
1422         menu_separator( menu );
1423         create_menu_item_with_mnemonic( menu, "Copy Face Texture", "FaceCopyTexture" );
1424         create_menu_item_with_mnemonic( menu, "Paste Face Texture", "FacePasteTexture" );
1425
1426         command_connect_accelerator( "Brush3Sided" );
1427         command_connect_accelerator( "Brush4Sided" );
1428         command_connect_accelerator( "Brush5Sided" );
1429         command_connect_accelerator( "Brush6Sided" );
1430         command_connect_accelerator( "Brush7Sided" );
1431         command_connect_accelerator( "Brush8Sided" );
1432         command_connect_accelerator( "Brush9Sided" );
1433 }