components/scene/SkyDomeComponent.cpp

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// /////////////////////////////////////////////////////////////////////////////
//
// Name:            SkyDomeComponent.cpp
// Author:          Michael Bartsch (ZCCdark203)
//
// Desc :           Component wrapper of Irrlicht's SceneManager function
//                  addSkyDomeSceneNode(...).
//
// License:         Copyright (C) 2009 Michael Bartsch and Contributors
//
//                  This program is free software: you can redistribute it
//                  and/or modify it under the terms of the zlib/libpng License.
//                  See main.cpp for conditions of distribution and use.
//
// /////////////////////////////////////////////////////////////////////////////

// Include files
#include "SkyDomeComponent.h"
#include "../../core/GameManager.h"


// SkyDomeComponent class
// SkyDomeComponent constructor (default)
SkyDomeComponent::SkyDomeComponent(Entity *parent, u32 hRes, u32 vRes, f32 texturePerc,
                                   f32 spherePerc, f32 radius)
: SceneComponent(parent, true)
{
    init(hRes, vRes, texturePerc, spherePerc, radius);
}

// SkyDomeComponent constructor.
SkyDomeComponent::SkyDomeComponent(Entity *parent, const std::string &fileName, u32 hRes, u32 vRes,
                                   f32 texturePerc, f32 spherePerc, f32 radius)
: SceneComponent(parent, true)
{
    init(hRes, vRes, texturePerc, spherePerc, radius);
    setMaterialTexture(0, fileName);
}

// SkyDomeComponent constructor.
SkyDomeComponent::SkyDomeComponent(Entity *parent, ITexture *texture, u32 hRes, u32 vRes,
                                   f32 texturePerc, f32 spherePerc, f32 radius)
: SceneComponent(parent, true)
{
    init(hRes, vRes, texturePerc, spherePerc, radius);
    setMaterialTexture(0, texture);
}

// SkyDomeComponent deconstructor.
SkyDomeComponent::~SkyDomeComponent()
{
}

// Common initialisation method.
void SkyDomeComponent::init(u32 hRes, u32 vRes, f32 texturePerc, f32 spherePerc, f32 radius)
{
    // Create the internal scene node.
    mSceneNode = GameManager::Instance()->getSceneManager()->addSkyDomeSceneNode(0, hRes,
                   vRes, texturePerc, spherePerc, radius, 0, pParent->getID());

    // Set-up internal mechanism for collision detection.
    mTriSelector = NULL;
    mMetaSelector = NULL;
}

// Parses for a SkyDomeComponent.
bool SkyDomeComponent::parseXML(IXMLReader *file, Entity *entity)
{
    // Forward declaration.
    SkyDomeComponent *component = NULL;

    // Are we dealing with a SkyDomeComponent?
    if(file->getNodeType() == io::EXN_ELEMENT)
    {
       if(stringw("SkyDomeComponent") == file->getNodeName())
       {
           u32 hRes = file->getAttributeValueAsInt(L"hRes");
           u32 vRes = file->getAttributeValueAsInt(L"vRes");
           f32 texturePerc = file->getAttributeValueAsFloat(L"texturePerc");
           f32 spherePerc = file->getAttributeValueAsFloat(L"spherePerc");
           f32 radius = file->getAttributeValueAsFloat(L"radius");

          // Initialise the component.
          component = new SkyDomeComponent(entity, hRes, vRes, texturePerc, spherePerc, radius);
       }
    }

    if(component == NULL)
      return false;

    // Continue parsing the file.
    while(file->read())
    {
       switch(file->getNodeType())
       {
          case io::EXN_ELEMENT:

             // Derived elements.
             SceneComponent::parseBaseXML(file, component);

             break;

          case io::EXN_ELEMENT_END:

             // </SkyDomeComponent>
             if(stringw("SkyDomeComponent") == file->getNodeName())
               return true;

             break;

          default:

             break;
       }
    }

    // The code should never get here.
    return false;
}

// End of File

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