/* ----------------------------------------------------------------------------- This source file is part of OGRE (Object-oriented Graphics Rendering Engine) For the latest info, see http://www.ogre3d.org/ Copyright (c) 2000-2009 Torus Knot Software Ltd Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ----------------------------------------------------------------------------- */ #include "OgreStableHeaders.h" #include "OgreControllerManager.h" #include "OgreLogManager.h" #include "OgreTextureUnitState.h" #include "OgreRoot.h" namespace Ogre { //----------------------------------------------------------------------- template<> ControllerManager* Singleton::ms_Singleton = 0; ControllerManager* ControllerManager::getSingletonPtr(void) { return ms_Singleton; } ControllerManager& ControllerManager::getSingleton(void) { assert( ms_Singleton ); return ( *ms_Singleton ); } //----------------------------------------------------------------------- ControllerManager::ControllerManager() : mFrameTimeController(OGRE_NEW FrameTimeControllerValue()) , mPassthroughFunction(OGRE_NEW PassthroughControllerFunction()) , mLastFrameNumber(0) { } //----------------------------------------------------------------------- ControllerManager::~ControllerManager() { clearControllers(); } //----------------------------------------------------------------------- Controller* ControllerManager::createController( const ControllerValueRealPtr& src, const ControllerValueRealPtr& dest, const ControllerFunctionRealPtr& func) { Controller* c = OGRE_NEW Controller(src, dest, func); mControllers.insert(c); return c; } //----------------------------------------------------------------------- Controller* ControllerManager::createFrameTimePassthroughController( const ControllerValueRealPtr& dest) { return createController(getFrameTimeSource(), dest, getPassthroughControllerFunction()); } //----------------------------------------------------------------------- void ControllerManager::updateAllControllers(void) { // Only update once per frame unsigned long thisFrameNumber = Root::getSingleton().getNextFrameNumber(); if (thisFrameNumber != mLastFrameNumber) { ControllerList::const_iterator ci; for (ci = mControllers.begin(); ci != mControllers.end(); ++ci) { (*ci)->update(); } mLastFrameNumber = thisFrameNumber; } } //----------------------------------------------------------------------- void ControllerManager::clearControllers(void) { ControllerList::iterator ci; for (ci = mControllers.begin(); ci != mControllers.end(); ++ci) { OGRE_DELETE *ci; } mControllers.clear(); } //----------------------------------------------------------------------- const ControllerValueRealPtr& ControllerManager::getFrameTimeSource(void) const { return mFrameTimeController; } //----------------------------------------------------------------------- const ControllerFunctionRealPtr& ControllerManager::getPassthroughControllerFunction(void) const { return mPassthroughFunction; } //----------------------------------------------------------------------- Controller* ControllerManager::createTextureAnimator(TextureUnitState* layer, Real sequenceTime) { SharedPtr< ControllerValue > texVal(OGRE_NEW TextureFrameControllerValue(layer)); SharedPtr< ControllerFunction > animFunc(OGRE_NEW AnimationControllerFunction(sequenceTime)); return createController(mFrameTimeController, texVal, animFunc); } //----------------------------------------------------------------------- Controller* ControllerManager::createTextureUVScroller(TextureUnitState* layer, Real speed) { Controller* ret = 0; if (speed != 0) { SharedPtr< ControllerValue > val; SharedPtr< ControllerFunction > func; // We do both scrolls with a single controller val.bind(OGRE_NEW TexCoordModifierControllerValue(layer, true, true)); // Create function: use -speed since we're altering texture coords so they have reverse effect func.bind(OGRE_NEW ScaleControllerFunction(-speed, true)); ret = createController(mFrameTimeController, val, func); } return ret; } //----------------------------------------------------------------------- Controller* ControllerManager::createTextureUScroller(TextureUnitState* layer, Real uSpeed) { Controller* ret = 0; if (uSpeed != 0) { SharedPtr< ControllerValue > uVal; SharedPtr< ControllerFunction > uFunc; uVal.bind(OGRE_NEW TexCoordModifierControllerValue(layer, true)); // Create function: use -speed since we're altering texture coords so they have reverse effect uFunc.bind(OGRE_NEW ScaleControllerFunction(-uSpeed, true)); ret = createController(mFrameTimeController, uVal, uFunc); } return ret; } //----------------------------------------------------------------------- Controller* ControllerManager::createTextureVScroller(TextureUnitState* layer, Real vSpeed) { Controller* ret = 0; if (vSpeed != 0) { SharedPtr< ControllerValue > vVal; SharedPtr< ControllerFunction > vFunc; // Set up a second controller for v scroll vVal.bind(OGRE_NEW TexCoordModifierControllerValue(layer, false, true)); // Create function: use -speed since we're altering texture coords so they have reverse effect vFunc.bind(OGRE_NEW ScaleControllerFunction(-vSpeed, true)); ret = createController(mFrameTimeController, vVal, vFunc); } return ret; } //----------------------------------------------------------------------- Controller* ControllerManager::createTextureRotater(TextureUnitState* layer, Real speed) { SharedPtr< ControllerValue > val; SharedPtr< ControllerFunction > func; // Target value is texture coord rotation val.bind(OGRE_NEW TexCoordModifierControllerValue(layer, false, false, false, false, true)); // Function is simple scale (seconds * speed) // Use -speed since altering texture coords has the reverse visible effect func.bind(OGRE_NEW ScaleControllerFunction(-speed, true)); return createController(mFrameTimeController, val, func); } //----------------------------------------------------------------------- Controller* ControllerManager::createTextureWaveTransformer(TextureUnitState* layer, TextureUnitState::TextureTransformType ttype, WaveformType waveType, Real base, Real frequency, Real phase, Real amplitude) { SharedPtr< ControllerValue > val; SharedPtr< ControllerFunction > func; switch (ttype) { case TextureUnitState::TT_TRANSLATE_U: // Target value is a u scroll val.bind(OGRE_NEW TexCoordModifierControllerValue(layer, true)); break; case TextureUnitState::TT_TRANSLATE_V: // Target value is a v scroll val.bind(OGRE_NEW TexCoordModifierControllerValue(layer, false, true)); break; case TextureUnitState::TT_SCALE_U: // Target value is a u scale val.bind(OGRE_NEW TexCoordModifierControllerValue(layer, false, false, true)); break; case TextureUnitState::TT_SCALE_V: // Target value is a v scale val.bind(OGRE_NEW TexCoordModifierControllerValue(layer, false, false, false, true)); break; case TextureUnitState::TT_ROTATE: // Target value is texture coord rotation val.bind(OGRE_NEW TexCoordModifierControllerValue(layer, false, false, false, false, true)); break; } // Create new wave function for alterations func.bind(OGRE_NEW WaveformControllerFunction(waveType, base, frequency, phase, amplitude, true)); return createController(mFrameTimeController, val, func); } //----------------------------------------------------------------------- Controller* ControllerManager::createGpuProgramTimerParam( GpuProgramParametersSharedPtr params, size_t paramIndex, Real timeFactor) { SharedPtr< ControllerValue > val; SharedPtr< ControllerFunction > func; val.bind(OGRE_NEW FloatGpuParameterControllerValue(params, paramIndex)); func.bind(OGRE_NEW ScaleControllerFunction(timeFactor, true)); return createController(mFrameTimeController, val, func); } //----------------------------------------------------------------------- void ControllerManager::destroyController(Controller* controller) { ControllerList::iterator i = mControllers.find(controller); if (i != mControllers.end()) { mControllers.erase(i); OGRE_DELETE controller; } } //----------------------------------------------------------------------- Real ControllerManager::getTimeFactor(void) const { return static_cast(mFrameTimeController.get())->getTimeFactor(); } //----------------------------------------------------------------------- void ControllerManager::setTimeFactor(Real tf) { static_cast(mFrameTimeController.getPointer())->setTimeFactor(tf); } //----------------------------------------------------------------------- Real ControllerManager::getFrameDelay(void) const { return static_cast(mFrameTimeController.get())->getFrameDelay(); } //----------------------------------------------------------------------- void ControllerManager::setFrameDelay(Real fd) { static_cast(mFrameTimeController.getPointer())->setFrameDelay(fd); } //----------------------------------------------------------------------- Real ControllerManager::getElapsedTime(void) const { return static_cast(mFrameTimeController.get())->getElapsedTime(); } //----------------------------------------------------------------------- void ControllerManager::setElapsedTime(Real elapsedTime) { static_cast(mFrameTimeController.get())->setElapsedTime(elapsedTime); } }