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  1. #include "EDE_GridSceneNode.h"
  2. #include <stdio.h>
  3.  
  4.  
  5. /*  
  6.     ##############################
  7. 	# Setting Up the Cell Struct #
  8. 	##############################
  9. */
  10.  
  11. EDE_GridSceneNode::Cell::Cell()
  12. {
  13. 	this->topLeft = vector3df(); 
  14. 	this->topRight = vector3df(); 
  15. 	this->bottomLeft = vector3df();
  16. 	this->bottomRight = vector3df();
  17. 	this->id = 0;
  18. 	this->visible = false;
  19. }
  20.  
  21. EDE_GridSceneNode::Cell::Cell(vector3df topLeft, vector3df topRight, vector3df bottomLeft, vector3df bottomRight, int id, bool visible)
  22. {
  23. 	this->id = id;
  24. 	this->visible = visible;
  25.  
  26. 	this->bottomLeft = bottomLeft;
  27. 	this->bottomRight = bottomRight;
  28. 	this->topLeft = topLeft;
  29. 	this->topRight = topRight;
  30. 	this->center = (bottomLeft + bottomRight + topLeft + topRight) / 4;
  31.  
  32. 	meshBuffer = NULL;
  33. 	meshBuffer = new CDynamicMeshBuffer(EVT_STANDARD, EIT_16BIT);
  34. 	setDefaultMaterial();
  35. }
  36.  
  37. EDE_GridSceneNode::Cell::~Cell()
  38. {
  39.  
  40. }
  41.  
  42. void EDE_GridSceneNode::Cell::setDefaultMaterial()
  43. {
  44. 	if (!meshBuffer)
  45. 		return;
  46.  
  47. 	meshBuffer->getMaterial().Wireframe = false;
  48. 	meshBuffer->getMaterial().Lighting = false;
  49. 	meshBuffer->getMaterial().Thickness = 1;
  50. 	meshBuffer->getMaterial().FogEnable = false;
  51. 	meshBuffer->getMaterial().ZWriteEnable = true;
  52. 	meshBuffer->getMaterial().ZBuffer = true;
  53. 	meshBuffer->getMaterial().BackfaceCulling = true;
  54. 	meshBuffer->getMaterial().AntiAliasing = false;
  55. }
  56.  
  57. void EDE_GridSceneNode::Cell::RenderCell(IVideoDriver* driver, SColor color = SColor(255, 255, 255, 255))
  58. {
  59. 	if (!visible)
  60. 		return;
  61.  
  62.  
  63. 	driver->setMaterial(meshBuffer->getMaterial());
  64. 	driver->setTransform(ETS_WORLD, matrix4());
  65. 	// Draw the Box
  66. 	driver->draw3DLine(topLeft, topRight, color); // TopLeft -> TopRight
  67. 	driver->draw3DLine(bottomLeft, bottomRight, color); // BottomLeft -> BottomRight
  68. 	driver->draw3DLine(topLeft, bottomLeft, color); // TopLeft -> BottomLeft
  69. 	driver->draw3DLine(topRight, bottomRight, color); // TopRight -> BottomRight
  70.  
  71. }
  72.  
  73. /*  
  74. 	##############################
  75. 	# Setting Up the Grid Class  #
  76. 	##############################
  77. */
  78. EDE_GridSceneNode::EDE_GridSceneNode(ISceneNode* parent, ISceneManager* smgr, s32 id)
  79. 	: scene::ISceneNode(parent, smgr, id)
  80. {
  81. 	gridCells = NULL;
  82. }
  83.  
  84. void EDE_GridSceneNode::init( int width, int height, vector3df gridPos, float cellSize)
  85. {
  86. 	this->width = width;
  87. 	this->height = height;
  88. 	this->gridPos = gridPos;
  89. 	this->cellSize = cellSize;
  90.  
  91. 	// Setting Up my 2D Grid Array
  92. 	gridCells = new Cell*[width];
  93. 	for (int i = 0; i < width; i++)
  94. 		gridCells[i] = new Cell[height];
  95. }
  96.  
  97. void EDE_GridSceneNode::createGridFlat(float cellSize)
  98. {
  99. 	for (int z = 0; z < height; z++)
  100. 	{
  101. 		for (int x = 0; x < width; x++)
  102. 		{
  103. 			vector3df v1 = vector3df((gridPos.X * (x+1)) + (x*cellSize), gridPos.Y, (gridPos.Z * (z+1)) + (z*cellSize));
  104. 			vector3df v2 = vector3df((gridPos.X * (x+1)) + (x*cellSize) + cellSize, gridPos.Y, (gridPos.Z * (z+1)) + (z*cellSize));
  105. 			vector3df v3 = vector3df((gridPos.X * (x+1)) + (x*cellSize), gridPos.Y, (gridPos.Z * (z+1)) + (z*cellSize) + cellSize);
  106. 			vector3df v4 = vector3df((gridPos.X * (x+1)) + (x*cellSize) + cellSize, gridPos.Y, (gridPos.Z * (z+1)) + (z*cellSize) + cellSize);
  107.  
  108. 			gridCells[x][z] = Cell(v1, v2, v3, v4, z + x, true);
  109.  
  110. 		}
  111. 	}
  112. }
  113.  
  114. void EDE_GridSceneNode::createGridOnTerrain(ISceneNode* terrainSceneNode, float cellSize)
  115. {
  116.  
  117. }
  118.  
  119. void EDE_GridSceneNode::renderGrid(IVideoDriver* driver, SColor color)
  120. {
  121. 	for (int z = 0; z < height; z++)
  122. 	{
  123. 		for (int x = 0; x < width; x++)
  124. 		{
  125. 			gridCells[x][z].RenderCell(driver, color);
  126. 		}
  127. 	}
  128. }
  129.  
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https://ideone.com/E68YhA
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
secret

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