/// <summary>
/// Creates a DataManipulation object.
/// </summary>
public DataManipulation( DXViewport.Viewport viewport )
{
_buffers = new BufferObjects();
_buffers.VertexSize = 0.25f;
_buffers.ColorByHeight = false;
_buffers.MainViewport = viewport;
_viewport = viewport;
_moveVertex = false;
_pauseMoveVertex = false;
_isMoving = false;
_softSelection = false;
_falloff = true;
_enableLighting = true;
_softDistanceSquared = 0.2f * 0.2f; // Squared for quicker calculations
_history = new DataHistory();
_redoHistory = new DataHistory();
_pageCopy = null;
_renderTextures = true;
_ray = Vector3.Empty;
_copyPosition = 0f;
_plugins = new PlugIns();
// Set shader versions
_vertexShaderVersion = _viewport.SupportedVertexShaderVersion;
_pixelShaderVersion = _viewport.SupportedPixelShaderVersion;
}
/// <summary>
/// Selects a vertex in the terrain from the given origin.
/// </summary>
/// <param name="viewport">The viewport to build the picking ray from.</param>
/// <param name="endSelection">Whether to use multiple selection.</param>
public void SelectVertex( DXViewport.Viewport viewport, bool endSelection )
{
_page.SelectVertex( _ray, viewport.Camera.Position -
viewport.Camera.Offset, endSelection, _enableMultiSelect );
}
public void BuildPickingRay( int x, int y, DXViewport.Viewport viewport )
{
_ray = viewport.Camera.PickingRay( x, y, viewport.Window.Width, viewport.Window.Height );
}
