132 lines
3.6 KiB
C++
132 lines
3.6 KiB
C++
#include "stdafx.h"
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#include "paint_light.h"
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#include "../nel_mesh_lib/export_nel.h"
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#include "../nel_mesh_lib/export_appdata.h"
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#include "nel/3d/scene.h"
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#include "nel/3d/landscape.h"
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#include "nel/3d/point_light_model.h"
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using namespace NL3D;
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using namespace NLMISC;
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/*-------------------------------------------------------------------*/
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void CPaintLight::setup (NL3D::CLandscape &landscape, NL3D::CScene &scene)
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{
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// Setup the landscape
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landscape.setDynamicLightingMaxAttEnd (1000);
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// Setup the scene
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scene.enableLightingSystem (true);
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// For each lights
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for (uint light=0; light<_Lights.size (); light++)
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{
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// Create a model
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CTransform *model= scene.createModel(PointLightModelId);
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// If not found, return NULL.
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if(model==NULL)
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return;
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// Cast to point light model
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CPointLightModel *pointLightModel = safe_cast<CPointLightModel*>(model);
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// Direct matrix
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pointLightModel->setTransformMode (ITransformable::DirectMatrix);
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// Position
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CMatrix mt = CMatrix::Identity;
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mt.setPos (_Lights[light].Position);
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pointLightModel->setMatrix (mt);
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// Attenuation
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pointLightModel->PointLight.setupAttenuation (_Lights[light].rRadiusMin, _Lights[light].rRadiusMax);
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// Colors
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// Ensure A=255 for localAmbient to work.
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NLMISC::CRGBA ambient= _Lights[light].Ambient;
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ambient.A= 255;
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// Set the colors
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pointLightModel->PointLight.setAmbient (ambient);
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pointLightModel->PointLight.setDiffuse (_Lights[light].Diffuse);
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pointLightModel->PointLight.setSpecular (_Lights[light].Specular);
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// Which light type??
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if(_Lights[light].bAmbientOnly || _Lights[light].Type== SLightBuild::LightAmbient)
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pointLightModel->PointLight.setType (CPointLight::AmbientLight);
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else if(_Lights[light].Type== SLightBuild::LightPoint)
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pointLightModel->PointLight.setType (CPointLight::PointLight);
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else if(_Lights[light].Type== SLightBuild::LightSpot)
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{
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pointLightModel->PointLight.setType (CPointLight::SpotLight);
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// Export Spot infos.
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pointLightModel->lookAt (_Lights[light].Position, _Lights[light].Position + _Lights[light].Direction);
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pointLightModel->PointLight.setupSpotAngle (_Lights[light].rHotspot, _Lights[light].rFallof);
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}
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else
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{
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// What???
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nlstop;
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}
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}
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}
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/*-------------------------------------------------------------------*/
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void CPaintLight::build (Interface &ip, INode *node)
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{
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SLightBuild sLightBuild;
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// First ? Clear array of lights
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if (node == NULL)
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{
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_Lights.clear ();
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node = ip.GetRootNode ();
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}
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// Sun light (not used for the moment)
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bool sunLightEnabled = false;
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// If it is a Max Light.
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if ( sLightBuild.canConvertFromMaxLight(node, 0) )
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{
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// And if this light is checked to realtime export
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int nRTExport= CExportNel::getScriptAppData (node, NEL3D_APPDATA_EXPORT_REALTIME_LIGHT, BST_CHECKED);
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if(nRTExport == BST_CHECKED)
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{
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// get Max Light info.
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sLightBuild.convertFromMaxLight(node, 0);
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// Skip if LightDir
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if(sLightBuild.Type != SLightBuild::LightDir)
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{
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// Add to the array
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_Lights.push_back (sLightBuild);
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}
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}
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// if this light is a directionnal and checked to export as Sun Light
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int nExportSun= CExportNel::getScriptAppData (node, NEL3D_APPDATA_EXPORT_AS_SUN_LIGHT, BST_UNCHECKED);
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if(nExportSun== BST_CHECKED)
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{
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// get Max Light info.
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sLightBuild.convertFromMaxLight(node, 0);
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// Skip if not dirLight.
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if(sLightBuild.Type == SLightBuild::LightDir)
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sunLightEnabled= true;
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}
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}
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// First pointer on the root scene tree
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for (uint i = 0; i < (uint)node->NumberOfChildren(); i++)
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{
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// Build child
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build (ip, node->GetChildNode (i));
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}
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}
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/*-------------------------------------------------------------------*/
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