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320 lines
8.5 KiB
320 lines
8.5 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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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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This program 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 General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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Additional permissions under GNU GPL version 3 section 7 |
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If you modify this Program, or any covered work, by linking or |
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combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
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NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
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(or a modified version of those libraries), |
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containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
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PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
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JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
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licensors of this Program grant you additional |
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permission to convey the resulting work. Corresponding Source for a |
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non-source form of such a combination shall include the source code for |
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the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
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work. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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// local |
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#include "plAGModifier.h" |
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#include "plMatrixChannel.h" |
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// global |
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#include "hsResMgr.h" |
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#include "hsTimer.h" |
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// other |
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#include "../pnSceneObject/plSceneObject.h" |
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#include "../pnSceneObject/plCoordinateInterface.h" |
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#include "../pnSceneObject/plSimulationInterface.h" |
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///////////////// |
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// |
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// PLAGMODIFIER |
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// |
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///////////////// |
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// Applies animation graph output to a single scene object. |
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// CTOR |
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plAGModifier::plAGModifier() |
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: plSingleModifier() |
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{ |
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fChannelName = nil; |
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fAutoApply = true; |
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fEnabled = true; |
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} |
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// CTOR(name) |
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plAGModifier::plAGModifier(const char *name, hsBool autoApply) |
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: plSingleModifier(), fAutoApply(autoApply) |
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{ |
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fChannelName = hsStrcpy(name); |
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fEnabled = true; |
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} |
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// DTOR |
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plAGModifier::~plAGModifier() |
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{ |
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if(fChannelName) |
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{ |
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delete[] fChannelName; |
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fChannelName = nil; |
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} |
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int i; |
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for (i = 0; i < fApps.size(); i++) |
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{ |
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delete fApps[i]; |
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} |
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} |
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// GETCHANNELNAME |
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const char * plAGModifier::GetChannelName() const |
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{ |
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return fChannelName; |
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} |
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// ENABLE |
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void plAGModifier::Enable(hsBool val) |
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{ |
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fEnabled = val; |
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} |
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// SETCHANNELNAME |
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void plAGModifier::SetChannelName(char * name) |
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{ |
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fChannelName = hsStrcpy(name); |
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} |
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// IAPPLYCHANNELS (time) |
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// One AGModifier, although applied to a single scene object, can have |
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// multiple channels on it affecting, say, position, color, aroma, etc. |
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// |
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// There are cases where we want to call this and won't know the delta, |
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// we don't seem to ever need it for this function, so I'm taking it out. |
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// If you run into a case where you think it's necessary, see me. -Bob |
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void plAGModifier::Apply(double time) const |
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{ |
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if (!fEnabled) |
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return; |
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for (int i = 0; i < fApps.size(); i++) |
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{ |
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plAGApplicator *app = fApps[i]; |
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app->Apply(this, time); |
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} |
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} |
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// IEVAL |
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// Apply our channels to our scene object |
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hsBool plAGModifier::IEval(double time, hsScalar delta, UInt32 dirty) |
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{ |
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if(fAutoApply) { |
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// Apply(time, delta); |
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} |
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return true; |
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} |
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// GETAPPLICATOR |
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plAGApplicator * plAGModifier::GetApplicator(plAGPinType pinType) const |
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{ |
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int numApps = fApps.size(); |
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for (int i = 0; i < numApps; i++) |
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{ |
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plAGApplicator *app = fApps[i]; |
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plAGPinType otherType = app->GetPinType(); |
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if(otherType == pinType) |
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return app; |
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} |
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return nil; |
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} |
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// SETAPPLICATOR |
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void plAGModifier::SetApplicator(plAGApplicator *newApp) |
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{ |
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int numApps = fApps.size(); |
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plAGPinType newPinType = newApp->GetPinType(); |
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// *** NOTE: this code is completely untested. Since I happened to be here |
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// I sketched out how it *should* work and implemented the base protocol. |
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// In reality, most of these code paths are not accessed now... |
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// -- mm |
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for(int i = 0; i < numApps; i++) |
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{ |
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plAGApplicator *existingApp = fApps[i]; |
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plAGPinType extPinType = existingApp->GetPinType(); |
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if(extPinType == newPinType) |
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{ |
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hsStatusMessage("Two applicators accessing same pin type...congratulations for being the first to test this."); |
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// these applicators both try to set the same thing; try to merge them |
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plAGChannel *newChannel = newApp->GetChannel(); |
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hsAssert(newChannel = nil, "Trying to merge in new applicator which already has channel. Incomplete."); |
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// *** right now I just want to support the case of putting in a new applicator - not merging animations |
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plAGChannel *extChannel = existingApp->GetChannel(); |
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newApp->SetChannel(extChannel); |
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existingApp->SetChannel(nil); |
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fApps[i] = newApp; |
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delete existingApp; |
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return; |
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// NOTE: we should make these arbitrate, but I'm not going to right now because |
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// there's not currently an (easy) way to merge two applicators without allowing a blend. |
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// if(existingApp->CanCombine(newApp)) |
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// { |
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// // the existing applicator promises to provide the functionality we need...merge into it. |
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// existingApp->MergeChannel(newApp); |
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// } else { |
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// // couldn't merge into the existing channel; can we merge it into us instead? |
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// if(newApp->CanCombine(extApp)) |
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// { |
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// // okay, WE can provide the functionality of the existing applicator. |
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// fApps[i] = newApp; // take over its spot in the applicators |
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// newApp->MergeChannel(existingApp); // and merge it into us |
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// } |
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// } |
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} |
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} |
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// didn't find any conflicts; just add our app on the end |
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fApps.push_back(newApp); |
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} |
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// MERGECHANNEL |
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// Intended as a replacement for attach/blend channel. You want to add a channel to this node, |
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// we do that for you. Don't ask us how, you shouldn't have to know. |
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plAGChannel * plAGModifier::MergeChannel(plAGApplicator *app, |
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plAGChannel *channel, |
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plScalarChannel *blend, |
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plAGAnimInstance *anim, |
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int priority) |
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{ |
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int numApps = fApps.size(); |
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plAGChannel * result = nil; |
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for (int i = 0; i < numApps; i++) |
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{ |
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plAGApplicator *existingApp = fApps[i]; |
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result = existingApp->MergeChannel(app, channel, blend, priority); |
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if (result) |
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return result; |
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} |
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if (!result) |
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{ |
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// didn't blend or combine with an existing channel; add a new channel |
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plAGApplicator *newApp = app->CloneWithChannel(channel); |
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fApps.push_back(newApp); |
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} |
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return result; |
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} |
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// DETACHCHANNEL |
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hsBool plAGModifier::DetachChannel(plAGChannel * channel) |
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{ |
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plAppTable::iterator i = fApps.begin(); |
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while( i != fApps.end() ) |
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{ |
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plAGApplicator *app = *i; |
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plAGChannel *existingChannel = app->GetChannel(); |
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if(existingChannel) |
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{ |
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plAGChannel *replacementChannel = existingChannel->Detach(channel); |
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if (existingChannel != replacementChannel) |
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{ |
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app->SetChannel(replacementChannel); |
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if( ! replacementChannel && app->AutoDelete()) |
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{ |
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// Don't need to adjust the iterator since we're about to exit the loop |
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fApps.erase(i); |
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delete app; |
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} |
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return true; |
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} |
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} |
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++i; |
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} |
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return false; |
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} |
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// READ |
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void plAGModifier::Read(hsStream *stream, hsResMgr *mgr) |
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{ |
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plSingleModifier::Read(stream, mgr); |
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// read in the name of the modifier |
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fChannelName = stream->ReadSafeString(); |
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} |
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// WRITE |
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void plAGModifier::Write(hsStream *stream, hsResMgr *mgr) |
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{ |
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plSingleModifier::Write(stream, mgr); |
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// write out the name of the modifier |
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stream->WriteSafeString(fChannelName); |
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} |
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///////////////////////////////////////// |
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///////////////////////////////////////// |
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// |
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// MOVE |
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// |
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///////////////////////////////////////// |
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///////////////////////////////////////// |
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const plModifier * FindModifierByClass(const plSceneObject *obj, int classID) |
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{ |
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if(obj) |
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{ |
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int modCount = obj->GetNumModifiers(); |
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for (int i = 0; i < modCount; i++) |
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{ |
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const plModifier *mod = obj->GetModifier(i); |
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if(mod) // modifier might not be loaded yet |
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{ |
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if(mod->ClassIndex() == classID) |
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{ |
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return mod; |
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} |
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} |
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} |
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} |
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return nil; |
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} |
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