Dimension.cpp 2.8 KB

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  1. #include "Dimension.h"
  2. #include "Constants.h"
  3. #include "Datei.h"
  4. #include "Game.h"
  5. using namespace Framework;
  6. Dimension::Dimension( int id )
  7. : dimensionId( id ),
  8. chunks( new Trie<Chunk>() ),
  9. entities( new RCArray<Entity>() )
  10. {}
  11. Dimension::~Dimension()
  12. {
  13. entities->release();
  14. chunks->release();
  15. }
  16. void Dimension::updateVisibility()
  17. {
  18. bool changed = true;
  19. while( changed )
  20. {
  21. changed = false;
  22. for( auto chunk = chunks->getIterator(); chunk; chunk++ )
  23. changed |= chunk->updateVisibility();
  24. }
  25. }
  26. void Dimension::getAddrOf( Punkt cPos, char *addr ) const
  27. {
  28. *(int *)addr = cPos.x;
  29. *( (int *)addr + 1 ) = cPos.y;
  30. addr[ 8 ] = 0;
  31. }
  32. void Dimension::getAddrOfWorld( Punkt wPos, char *addr ) const
  33. {
  34. wPos.x = (int)floor( ( (float)wPos.x + CHUNK_SIZE / 2 ) / CHUNK_SIZE );
  35. wPos.y = (int)floor( ( (float)wPos.y + CHUNK_SIZE / 2 ) / CHUNK_SIZE );
  36. getAddrOf( wPos, addr );
  37. }
  38. Chunk *Dimension::zChunk( Punkt wPos ) const
  39. {
  40. char addr[ 9 ];
  41. getAddrOfWorld( wPos, addr );
  42. return chunks->z( addr );
  43. }
  44. Block *Dimension::zBlock( Vec3<int> location )
  45. {
  46. return zChunk( Punkt( location.x, location.y ) )->zBlockAt( Vec3<int>( ( location.x + CHUNK_SIZE / 2 ) % CHUNK_SIZE, ( location.y + CHUNK_SIZE / 2 ) % CHUNK_SIZE, location.z ) );
  47. }
  48. void Dimension::addEntity( Entity *entity )
  49. {
  50. entities->add( entity );
  51. }
  52. void Dimension::addChunk( Chunk *chunk )
  53. {
  54. char addr[ 9 ];
  55. getAddrOf( chunk->getCenter(), addr );
  56. if( !chunks->z( addr ) )
  57. {
  58. chunks->set( addr, chunk );
  59. getAddrOf( chunk->getCenter() + Punkt( CHUNK_SIZE, 0 ), addr );
  60. Chunk *zChunk = chunks->z( addr );
  61. if( zChunk )
  62. {
  63. zChunk->setNeighbor( WEST, chunk );
  64. chunk->setNeighbor( EAST, chunk );
  65. }
  66. getAddrOf( chunk->getCenter() + Punkt( -CHUNK_SIZE, 0 ), addr );
  67. zChunk = chunks->z( addr );
  68. if( zChunk )
  69. {
  70. zChunk->setNeighbor( EAST, chunk );
  71. chunk->setNeighbor( WEST, chunk );
  72. }
  73. getAddrOf( chunk->getCenter() + Punkt( 0, CHUNK_SIZE ), addr );
  74. zChunk = chunks->z( addr );
  75. if( zChunk )
  76. {
  77. zChunk->setNeighbor( NORTH, chunk );
  78. chunk->setNeighbor( SOUTH, chunk );
  79. }
  80. getAddrOf( chunk->getCenter() + Punkt( 0, -CHUNK_SIZE ), addr );
  81. zChunk = chunks->z( addr );
  82. if( zChunk )
  83. {
  84. zChunk->setNeighbor( SOUTH, chunk ); // TODO: correct this in setBlock
  85. chunk->setNeighbor( NORTH, chunk );
  86. }
  87. }
  88. else
  89. chunk->release();
  90. }
  91. int Dimension::getDimensionId() const
  92. {
  93. return dimensionId;
  94. }
  95. bool Dimension::hasChunck( int x, int y ) const
  96. {
  97. return zChunk( Punkt( x, y ) );
  98. }