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120 lines
3.5 KiB
C++
120 lines
3.5 KiB
C++
/*
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This file is part of Caelum.
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See http://www.ogre3d.org/wiki/index.php/Caelum
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Copyright (c) 2006-2007 Caelum team. See Contributors.txt for details.
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Caelum is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Caelum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with Caelum. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef CAELUM__SKYDOME_H
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#define CAELUM__SKYDOME_H
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#include "CaelumPrerequisites.h"
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#include "CameraBoundElement.h"
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#include "FastGpuParamRef.h"
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#include "PrivatePtr.h"
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namespace Caelum
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{
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/** A sky dome element.
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*/
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class CAELUM_EXPORT SkyDome : public CameraBoundElement
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{
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private:
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/** Name of the spheric dome resource.
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*/
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static const Ogre::String SPHERIC_DOME_NAME;
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/** Name of the dome material.
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*/
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static const Ogre::String SKY_DOME_MATERIAL_NAME;
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/// Control scene node.
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PrivateSceneNodePtr mNode;
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/// Sky dome material.
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PrivateMaterialPtr mMaterial;
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/// Sky dome entity.
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PrivateEntityPtr mEntity;
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private:
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/// True if selected technique has shaders.
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bool mShadersEnabled;
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/// If haze is enabled.
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bool mHazeEnabled;
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public:
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/** Constructor
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* This will setup some nice defaults.
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* @param sceneMgr The scene manager where this sky dome will be created.
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*/
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SkyDome (Ogre::SceneManager *sceneMgr, Ogre::SceneNode *caelumRootNode);
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/** Destructor
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*/
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virtual ~SkyDome ();
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/** Sets the sun direction.
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@param dir The sun light direction.
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*/
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void setSunDirection (const Ogre::Vector3& dir);
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/// Explicit haze colour.
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void setHazeColour (const Ogre::ColourValue& hazeColour);
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/// Set the sky color gradients image.
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void setSkyGradientsImage (const Ogre::String& gradients);
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/// Set the atmosphere depthh gradient image.
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void setAtmosphereDepthImage (const Ogre::String& gradients);
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/** Enable or disable skydome haze. This makes the sky darker.
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* By default haze is disabled.
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*/
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void setHazeEnabled (bool value);
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/// If skydome haze is enabled.
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bool getHazeEnabled () const;
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void setQueryFlags (uint flags) { mEntity->setQueryFlags (flags); }
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uint getQueryFlags () const { return mEntity->getQueryFlags (); }
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void setVisibilityFlags (uint flags) { mEntity->setVisibilityFlags (flags); }
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uint getVisibilityFlags () const { return mEntity->getVisibilityFlags (); }
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public:
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/// Handle camera change.
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virtual void notifyCameraChanged (Ogre::Camera *cam);
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protected:
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/// Handle far radius.
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virtual void setFarRadius (Ogre::Real radius);
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private:
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struct Params {
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void setup(Ogre::GpuProgramParametersSharedPtr vpParams, Ogre::GpuProgramParametersSharedPtr fpParams);
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Ogre::GpuProgramParametersSharedPtr vpParams;
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Ogre::GpuProgramParametersSharedPtr fpParams;
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FastGpuParamRef sunDirection;
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FastGpuParamRef offset;
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FastGpuParamRef hazeColour;
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} mParams;
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};
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}
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#endif //CAELUM__SKYDOME_H
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