[3851] | 1 | /* |
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| 2 | orxonox - the future of 3D-vertical-scrollers |
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| 3 | |
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| 4 | Copyright (C) 2004 orx |
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| 5 | |
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| 6 | This program is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 2, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | ### File Specific: |
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| 12 | main-programmer: Patrick Boenzli |
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| 13 | co-programmer: Benjamin Grauer |
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| 14 | |
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| 15 | 2005-04-17: Benjamin Grauer |
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| 16 | Rewritte all functions, so it will fit into the Animation-class |
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[3980] | 17 | 2005-04-25: Patrick Boenzli |
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| 18 | Extended the framework to support quatSlerp rotations. Each frame now supports diff mov/rot types. Implemented mov/rot functions |
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[3851] | 19 | */ |
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| 20 | |
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[3863] | 21 | #define DEBUG_SPECIAL_MODULE DEBUG_MODULE_ANIM |
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[3851] | 22 | |
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| 23 | #include "animation3d.h" |
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| 24 | |
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| 25 | #include "p_node.h" |
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| 26 | |
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| 27 | using namespace std; |
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| 28 | |
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[3855] | 29 | /** |
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| 30 | \brief standard constructor |
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| 31 | */ |
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[3852] | 32 | Animation3D::Animation3D(PNode* object) |
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[3851] | 33 | { |
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[3852] | 34 | this->object = object; |
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| 35 | |
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[3851] | 36 | // create a new List |
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| 37 | this->keyFrameList = new tList<KeyFrame3D>(); |
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| 38 | KeyFrame3D* tmpKeyFrame = new KeyFrame3D; |
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| 39 | tmpKeyFrame->position = Vector(); |
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| 40 | tmpKeyFrame->direction = Quaternion(); |
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| 41 | keyFrameList->add(tmpKeyFrame); |
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| 42 | |
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| 43 | this->currentKeyFrame = tmpKeyFrame; |
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| 44 | this->nextKeyFrame = tmpKeyFrame; |
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| 45 | |
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[3973] | 46 | this->animFuncMov = &Animation3D::mLinear; |
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| 47 | this->animFuncRot = &Animation3D::rLinear; |
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[3986] | 48 | |
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| 49 | this->bRunning = false; |
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[3851] | 50 | } |
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| 51 | |
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[3855] | 52 | /** |
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| 53 | \brief standard deconstructor |
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| 54 | |
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| 55 | deletes all the Keyframes |
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| 56 | */ |
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[3851] | 57 | Animation3D::~Animation3D(void) |
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| 58 | { |
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| 59 | // delete all the KeyFrames |
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| 60 | tIterator<KeyFrame3D>* itKF = keyFrameList->getIterator(); |
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| 61 | KeyFrame3D* enumKF = itKF->nextElement(); |
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| 62 | while (enumKF) |
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| 63 | { |
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| 64 | delete enumKF; |
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| 65 | enumKF = itKF->nextElement(); |
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| 66 | } |
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| 67 | delete itKF; |
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| 68 | delete this->keyFrameList; |
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| 69 | } |
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| 70 | |
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[3855] | 71 | /** |
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| 72 | \brief rewinds the Animation to the beginning (first KeyFrame and time == 0) |
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| 73 | */ |
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[3851] | 74 | void Animation3D::rewind(void) |
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| 75 | { |
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| 76 | this->currentKeyFrame = keyFrameList->firstElement(); |
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| 77 | this->nextKeyFrame = keyFrameList->nextElement(keyFrameList->firstElement()); |
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| 78 | this->localTime = 0.0; |
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[3973] | 79 | this->setAnimFuncMov(this->currentKeyFrame->animFuncMov); |
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| 80 | this->setAnimFuncRot(this->currentKeyFrame->animFuncRot); |
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[3851] | 81 | } |
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| 82 | |
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[3855] | 83 | /** |
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| 84 | \brief Appends a new Keyframe |
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| 85 | \param position The position of the new Keyframe |
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| 86 | \param direction The direction of the new Keyframe. |
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| 87 | \param duration The duration from the new KeyFrame to the next one |
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[3978] | 88 | \param animFuncMov The function to animate position between this keyFrame and the next one |
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| 89 | \param animFuncMov The function to animate rotation between this keyFrame and the next one |
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[3855] | 90 | */ |
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[3973] | 91 | void Animation3D::addKeyFrame(Vector position, Quaternion direction, float duration, ANIM_FUNCTION animFuncMov, ANIM_FUNCTION animFuncRot) |
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[3851] | 92 | { |
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| 93 | // some small check |
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| 94 | if (duration <= 0.0) |
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| 95 | duration = 1.0; |
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[3978] | 96 | // if the Rotation-Animation-function is set ANIM_NULL, animFuncRot will match animFuncRot |
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[3979] | 97 | if (animFuncMov == ANIM_NULL) |
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| 98 | animFuncMov = ANIM_DEFAULT_FUNCTION; |
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[3978] | 99 | if (animFuncRot == ANIM_NULL) |
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| 100 | animFuncRot = animFuncMov; |
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[3851] | 101 | |
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| 102 | KeyFrame3D* tmpKeyFrame; |
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| 103 | |
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[3876] | 104 | // when adding the first frame |
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| 105 | if (this->keyFrameCount == 0) |
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[3851] | 106 | { |
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[3876] | 107 | tmpKeyFrame = this->keyFrameList->firstElement(); |
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[3973] | 108 | this->setAnimFuncMov(animFuncMov); |
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| 109 | this->setAnimFuncRot(animFuncRot); |
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[3876] | 110 | } |
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| 111 | else |
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| 112 | { |
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[3851] | 113 | tmpKeyFrame = new KeyFrame3D; |
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[3876] | 114 | // when adding the second frame |
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[3851] | 115 | if (this->currentKeyFrame == this->nextKeyFrame) |
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| 116 | this->nextKeyFrame = tmpKeyFrame; |
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| 117 | this->keyFrameList->add(tmpKeyFrame); |
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| 118 | } |
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| 119 | |
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| 120 | tmpKeyFrame->position = position; |
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[3981] | 121 | //tmpKeyFrame->lastPosition = position; |
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[3851] | 122 | tmpKeyFrame->direction = direction; |
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| 123 | tmpKeyFrame->duration = duration; |
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[3973] | 124 | tmpKeyFrame->animFuncMov = animFuncMov; |
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| 125 | tmpKeyFrame->animFuncRot = animFuncRot; |
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[3876] | 126 | this->keyFrameCount++; |
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[3851] | 127 | } |
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| 128 | |
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[3973] | 129 | |
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| 130 | |
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[3855] | 131 | /** |
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| 132 | \brief ticks the Animation |
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| 133 | \param dt how much time to tick |
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| 134 | */ |
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[3852] | 135 | void Animation3D::tick(float dt) |
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[3851] | 136 | { |
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| 137 | if (this->bRunning) |
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| 138 | { |
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[3852] | 139 | this->localTime += dt; |
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[3851] | 140 | if (localTime >= this->currentKeyFrame->duration) |
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| 141 | { |
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[3982] | 142 | if (likely(this->keyFramesToPlay != 0)) |
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| 143 | { |
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| 144 | if (unlikely(this->keyFramesToPlay > 0)) |
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| 145 | --this->keyFramesToPlay; |
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| 146 | // switching to the next Key-Frame |
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| 147 | this->localTime -= this->currentKeyFrame->duration; |
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| 148 | this->currentKeyFrame = this->nextKeyFrame; |
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| 149 | // checking, if we should still Play the animation |
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| 150 | if (this->currentKeyFrame == this->keyFrameList->lastElement()) |
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| 151 | this->handleInfinity(); |
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| 152 | this->nextKeyFrame = this->keyFrameList->nextElement(this->currentKeyFrame); |
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| 153 | this->setAnimFuncMov(this->currentKeyFrame->animFuncMov); |
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| 154 | this->setAnimFuncRot(this->currentKeyFrame->animFuncRot); |
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| 155 | } |
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| 156 | else |
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| 157 | this->pause(); |
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| 158 | } |
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[3851] | 159 | /* now animate it */ |
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[3973] | 160 | (this->*animFuncMov)(this->localTime); |
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| 161 | (this->*animFuncRot)(this->localTime); |
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[3851] | 162 | } |
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| 163 | } |
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| 164 | |
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| 165 | |
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[3973] | 166 | /*==Movement Section==========================================================*/ |
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| 167 | |
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[3855] | 168 | /** |
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[3973] | 169 | \brief Sets The kind of movment Animation between this keyframe and the next one |
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[3855] | 170 | \param animFunc The Type of Animation to set |
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| 171 | */ |
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[3973] | 172 | void Animation3D::setAnimFuncMov(ANIM_FUNCTION animFuncMov) |
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[3851] | 173 | { |
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[3973] | 174 | switch (animFuncMov) |
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[3851] | 175 | { |
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| 176 | case ANIM_CONSTANT: |
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[3973] | 177 | this->animFuncMov = &Animation3D::mConstant; |
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[3851] | 178 | break; |
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| 179 | case ANIM_LINEAR: |
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[3973] | 180 | this->animFuncMov = &Animation3D::mLinear; |
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[3985] | 181 | //this->object->setRelCoor(this->currentKeyFrame->position); |
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[3981] | 182 | this->currentKeyFrame->lastPosition = Vector(); |
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[3851] | 183 | break; |
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| 184 | case ANIM_SINE: |
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[3973] | 185 | this->animFuncMov = &Animation3D::mSine; |
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[3985] | 186 | //this->object->setRelCoor(this->currentKeyFrame->position); |
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[3984] | 187 | this->currentKeyFrame->lastPosition = Vector(); |
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[3851] | 188 | break; |
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| 189 | case ANIM_COSINE: |
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[3973] | 190 | this->animFuncMov = &Animation3D::mCosine; |
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[3985] | 191 | //this->object->setRelCoor(this->currentKeyFrame->position); |
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| 192 | this->currentKeyFrame->lastPosition = Vector(); |
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[3851] | 193 | break; |
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| 194 | case ANIM_EXP: |
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[3973] | 195 | this->animFuncMov = &Animation3D::mExp; |
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[3851] | 196 | break; |
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| 197 | case ANIM_NEG_EXP: |
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[3973] | 198 | this->animFuncMov = &Animation3D::mNegExp; |
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[3977] | 199 | this->expFactorMov = -1.0 / this->currentKeyFrame->duration * logf(DELTA_X_3D); |
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[3986] | 200 | this->currentKeyFrame->lastPosition = Vector(); |
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[3851] | 201 | break; |
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| 202 | case ANIM_QUADRATIC: |
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[3973] | 203 | this->animFuncMov = &Animation3D::mQuadratic; |
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[3851] | 204 | break; |
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| 205 | case ANIM_RANDOM: |
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[3973] | 206 | this->animFuncMov = &Animation3D::mRandom; |
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[3851] | 207 | break; |
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[3986] | 208 | default: |
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| 209 | break; |
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[3851] | 210 | } |
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| 211 | } |
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| 212 | |
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[3973] | 213 | |
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| 214 | |
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[3855] | 215 | /** |
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| 216 | \brief stays at the value of the currentKeyFrame |
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| 217 | \param timePassed The time passed since this Keyframe began |
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| 218 | */ |
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[3973] | 219 | void Animation3D::mConstant(float timePassed) const |
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[3851] | 220 | { |
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[3986] | 221 | //this->object->setRelCoor(this->currentKeyFrame->position); |
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[3851] | 222 | |
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[3852] | 223 | /* |
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| 224 | this->tmpVect = this->nextKeyFrame->position - this->currentKeyFrame->position; |
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| 225 | this->tmpVect = this->tmpVect * this->localTime / this->currentKeyFrame->duration; |
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| 226 | this->currentFrame->object->setRelCoor(*this->lastFrame->position + *this->tmpVect); |
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| 227 | this->lastPosition = this->tmpVect; |
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| 228 | */ |
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[3851] | 229 | } |
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| 230 | |
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[3855] | 231 | /** |
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| 232 | \brief linear interpolation between this keyframe and the next one |
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| 233 | \param timePassed The time passed since this Keyframe began |
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[3856] | 234 | |
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| 235 | \todo implement also do this for direction |
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[3855] | 236 | */ |
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[3973] | 237 | void Animation3D::mLinear(float timePassed) const |
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[3851] | 238 | { |
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[3981] | 239 | Vector v = (this->nextKeyFrame->position - this->currentKeyFrame->position) * (timePassed/this->currentKeyFrame->duration); |
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| 240 | this->object->shiftCoor(v - this->currentKeyFrame->lastPosition); |
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| 241 | this->currentKeyFrame->lastPosition = v; |
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[3851] | 242 | } |
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| 243 | |
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[3855] | 244 | /** |
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| 245 | \brief a Sinusodial Interpolation between this keyframe and the next one |
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| 246 | \param timePassed The time passed since this Keyframe began |
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[3856] | 247 | |
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| 248 | \todo implement |
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[3855] | 249 | */ |
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[3973] | 250 | void Animation3D::mSine(float timePassed) const |
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[3851] | 251 | { |
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[3984] | 252 | Vector v; |
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| 253 | if( timePassed < this->currentKeyFrame->duration/2.0) |
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| 254 | v = (this->nextKeyFrame->position - this->currentKeyFrame->position) * sin( M_PI * timePassed /this->currentKeyFrame->duration) / 2.0; |
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| 255 | else |
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| 256 | v = (this->nextKeyFrame->position - this->currentKeyFrame->position) * (2.0 + sin( M_PI * (- timePassed /this->currentKeyFrame->duration)) )/ 2.0; |
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| 257 | |
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| 258 | this->object->shiftCoor(v - this->currentKeyFrame->lastPosition); |
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| 259 | this->currentKeyFrame->lastPosition = v; |
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[3851] | 260 | } |
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| 261 | |
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[3965] | 262 | |
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[3855] | 263 | /** |
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| 264 | \brief a cosine interpolation between this keyframe and the next one |
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| 265 | \param timePassed The time passed since this Keyframe began |
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[3856] | 266 | |
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| 267 | \todo implement |
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[3855] | 268 | */ |
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[3973] | 269 | void Animation3D::mCosine(float timePassed) const |
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[3851] | 270 | { |
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[3985] | 271 | Vector v; |
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| 272 | v = (this->nextKeyFrame->position - this->currentKeyFrame->position) * (1.0 + cos( M_PI * timePassed / this->currentKeyFrame->duration))/2.0; |
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| 273 | this->object->shiftCoor(v - this->currentKeyFrame->lastPosition); |
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| 274 | this->currentKeyFrame->lastPosition = v; |
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| 275 | |
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| 276 | |
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| 277 | /* |
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[3967] | 278 | this->object->setRelCoor( this->nextKeyFrame->position - |
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| 279 | (this->nextKeyFrame->position - this->currentKeyFrame->position) * |
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| 280 | (1.0 + cos( M_PI * timePassed / this->currentKeyFrame->duration))/2.0); |
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[3985] | 281 | */ |
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[3851] | 282 | } |
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| 283 | |
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[3967] | 284 | |
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| 285 | |
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[3855] | 286 | /** |
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| 287 | \brief an exponential interpolation between this keyframe and the next one |
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| 288 | \param timePassed The time passed since this Keyframe began |
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| 289 | */ |
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[3973] | 290 | void Animation3D::mExp(float timePassed) const |
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[3851] | 291 | { |
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[3968] | 292 | PRINTF(0)("no exp animation3d defined\n"); |
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[3973] | 293 | this->mLinear(timePassed); |
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[3851] | 294 | } |
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| 295 | |
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[3855] | 296 | /** |
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| 297 | \brief a negative exponential interpolation between this keyframe and the next one |
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| 298 | \param timePassed The time passed since this Keyframe began |
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| 299 | */ |
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[3973] | 300 | void Animation3D::mNegExp(float timePassed) const |
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[3851] | 301 | { |
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[3986] | 302 | Vector v; |
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| 303 | v = (this->nextKeyFrame->position - this->currentKeyFrame->position) * (1.0 - expf(- timePassed * expFactorMov)); |
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| 304 | this->object->shiftCoor(v - this->currentKeyFrame->lastPosition); |
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| 305 | this->currentKeyFrame->lastPosition = v; |
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| 306 | |
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| 307 | /* |
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[3964] | 308 | this->object->setRelCoor( this->currentKeyFrame->position + |
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| 309 | (this->nextKeyFrame->position - this->currentKeyFrame->position) * |
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[3977] | 310 | (1.0 - expf(- timePassed * expFactorMov)) ); |
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[3986] | 311 | */ |
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[3851] | 312 | } |
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| 313 | |
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[3964] | 314 | |
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[3855] | 315 | /** |
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| 316 | \brief a quadratic interpolation between this keyframe and the next one |
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| 317 | \param timePassed The time passed since this Keyframe began |
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[3856] | 318 | |
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| 319 | \todo implement |
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[3855] | 320 | */ |
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[3973] | 321 | void Animation3D::mQuadratic(float timePassed) const |
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[3851] | 322 | { |
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[3968] | 323 | PRINTF(0)("no quadratic animation3d defined\n"); |
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[3973] | 324 | this->mLinear(timePassed); |
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[3851] | 325 | } |
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| 326 | |
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[3855] | 327 | /** |
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| 328 | \brief some random animation (fluctuating) |
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| 329 | \param timePassed The time passed since this Keyframe began |
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| 330 | */ |
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[3973] | 331 | void Animation3D::mRandom(float timePassed) const |
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[3851] | 332 | { |
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[3986] | 333 | /* |
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[3874] | 334 | this->object->setRelCoor(this->currentKeyFrame->position + |
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| 335 | (this->nextKeyFrame->position - this->currentKeyFrame->position) * (float)rand()/(float)RAND_MAX); |
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| 336 | this->object->setRelDir(this->currentKeyFrame->direction + |
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| 337 | (this->nextKeyFrame->direction - this->currentKeyFrame->direction)* (float)rand()/(float)RAND_MAX); |
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[3986] | 338 | */ |
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[3851] | 339 | } |
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[3973] | 340 | |
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| 341 | |
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| 342 | /*==Rotation Section==========================================================*/ |
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| 343 | |
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| 344 | |
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| 345 | /** |
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| 346 | \brief Sets The kind of rotation Animation between this keyframe and the next one |
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| 347 | \param animFunc The Type of Animation to set |
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| 348 | */ |
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| 349 | void Animation3D::setAnimFuncRot(ANIM_FUNCTION animFuncRot) |
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| 350 | { |
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| 351 | switch (animFuncRot) |
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| 352 | { |
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[3986] | 353 | default: |
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[3973] | 354 | case ANIM_CONSTANT: |
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| 355 | this->animFuncRot = &Animation3D::rConstant; |
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[3986] | 356 | printf("a;sdlfkja;lskdjf;alskjdf;lasjdf;lasjdf;lasjdf;lajsdf\n"); |
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[3973] | 357 | break; |
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| 358 | case ANIM_LINEAR: |
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| 359 | this->animFuncRot = &Animation3D::rLinear; |
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| 360 | break; |
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| 361 | case ANIM_SINE: |
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| 362 | this->animFuncRot = &Animation3D::rSine; |
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| 363 | break; |
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| 364 | case ANIM_COSINE: |
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| 365 | this->animFuncRot = &Animation3D::rCosine; |
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| 366 | break; |
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| 367 | case ANIM_EXP: |
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| 368 | this->animFuncRot = &Animation3D::rExp; |
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| 369 | break; |
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| 370 | case ANIM_NEG_EXP: |
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| 371 | this->animFuncRot = &Animation3D::rNegExp; |
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[3977] | 372 | this->expFactorRot = -1.0 / this->currentKeyFrame->duration * logf(DELTA_X_3D); |
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[3973] | 373 | break; |
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| 374 | case ANIM_QUADRATIC: |
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| 375 | this->animFuncRot = &Animation3D::rQuadratic; |
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| 376 | break; |
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| 377 | case ANIM_RANDOM: |
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| 378 | this->animFuncRot = &Animation3D::rRandom; |
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| 379 | break; |
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[3986] | 380 | |
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[3973] | 381 | } |
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| 382 | } |
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| 383 | |
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| 384 | |
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| 385 | /** |
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| 386 | \brief stays at the value of the currentKeyFrame |
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| 387 | \param timePassed The time passed since this Keyframe began |
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| 388 | */ |
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| 389 | void Animation3D::rConstant(float timePassed) const |
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| 390 | { |
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[3977] | 391 | this->object->setRelDir(this->currentKeyFrame->direction); |
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[3973] | 392 | } |
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| 393 | |
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| 394 | /** |
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| 395 | \brief linear interpolation between this keyframe and the next one |
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| 396 | \param timePassed The time passed since this Keyframe began |
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| 397 | |
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| 398 | \todo implement also do this for direction |
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| 399 | */ |
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| 400 | void Animation3D::rLinear(float timePassed) const |
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| 401 | { |
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| 402 | this->object->setRelDir(quatSlerp( this->nextKeyFrame->direction, |
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| 403 | this->currentKeyFrame->direction, |
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| 404 | timePassed/this->currentKeyFrame->duration) ); |
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| 405 | } |
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| 406 | |
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| 407 | /** |
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| 408 | \brief a Sinusodial Interpolation between this keyframe and the next one |
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| 409 | \param timePassed The time passed since this Keyframe began |
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| 410 | |
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| 411 | \todo implement |
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| 412 | */ |
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| 413 | void Animation3D::rSine(float timePassed) const |
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| 414 | { |
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[3975] | 415 | float scale; |
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| 416 | if( timePassed < this->currentKeyFrame->duration / 2.0) |
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| 417 | scale = sin( M_PI * timePassed / this->currentKeyFrame->duration); |
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| 418 | else |
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| 419 | scale = 1.0 - sin( M_PI * timePassed / this->currentKeyFrame->duration); |
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| 420 | |
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| 421 | this->object->setRelDir(quatSlerp( this->nextKeyFrame->direction, |
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| 422 | this->currentKeyFrame->direction, |
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| 423 | scale) ); |
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[3973] | 424 | } |
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| 425 | |
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| 426 | |
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| 427 | /** |
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| 428 | \brief a cosine interpolation between this keyframe and the next one |
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| 429 | \param timePassed The time passed since this Keyframe began |
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| 430 | |
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| 431 | \todo implement |
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| 432 | */ |
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| 433 | void Animation3D::rCosine(float timePassed) const |
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| 434 | { |
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[3976] | 435 | float scale = cos(M_PI * timePassed / this->currentKeyFrame->duration); |
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| 436 | this->object->setRelDir(quatSlerp( this->nextKeyFrame->direction, |
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| 437 | this->currentKeyFrame->direction, |
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| 438 | scale) ); |
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[3973] | 439 | } |
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| 440 | |
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| 441 | |
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| 442 | |
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| 443 | /** |
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| 444 | \brief an exponential interpolation between this keyframe and the next one |
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| 445 | \param timePassed The time passed since this Keyframe began |
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| 446 | */ |
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| 447 | void Animation3D::rExp(float timePassed) const |
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| 448 | { |
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[3980] | 449 | PRINTF(0)("exp rotation function not implemented\n"); |
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[3973] | 450 | } |
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| 451 | |
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| 452 | /** |
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| 453 | \brief a negative exponential interpolation between this keyframe and the next one |
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| 454 | \param timePassed The time passed since this Keyframe began |
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| 455 | */ |
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| 456 | void Animation3D::rNegExp(float timePassed) const |
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| 457 | { |
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[3977] | 458 | float scale = (1.0 - expf(- timePassed * expFactorRot)); |
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| 459 | this->object->setRelDir(quatSlerp( this->nextKeyFrame->direction, |
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| 460 | this->currentKeyFrame->direction, |
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| 461 | scale) ); |
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[3973] | 462 | } |
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| 463 | |
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| 464 | |
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| 465 | /** |
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| 466 | \brief a quadratic interpolation between this keyframe and the next one |
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| 467 | \param timePassed The time passed since this Keyframe began |
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| 468 | |
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| 469 | \todo implement |
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| 470 | */ |
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| 471 | void Animation3D::rQuadratic(float timePassed) const |
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| 472 | { |
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[3980] | 473 | PRINTF(0)("quadratic rotation alg not implemented\n"); |
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[3973] | 474 | } |
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| 475 | |
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| 476 | /** |
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| 477 | \brief some random animation (fluctuating) |
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| 478 | \param timePassed The time passed since this Keyframe began |
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| 479 | */ |
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| 480 | void Animation3D::rRandom(float timePassed) const |
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| 481 | { |
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[3980] | 482 | PRINTF(0)("random rotation alg not implemented\n"); |
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[3973] | 483 | } |
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