| 1 | #include "Ogre.h" |
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| 2 | #include "spaceship_steering.h" |
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| 3 | using namespace Ogre; |
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| 4 | |
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| 5 | SpaceshipSteering::SpaceshipSteering(float maxSpeedForward, float |
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| 6 | maxSpeedRotateUpDown, float maxSpeedRotateRightLeft, float |
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| 7 | maxSpeedLoopRightLeft) { |
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| 8 | moveForward_ = 0; |
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| 9 | brake_ = 0; |
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| 10 | rotateUp_ = 0; |
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| 11 | rotateDown_ = 0; |
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| 12 | rotateRight_ = 0; |
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| 13 | rotateLeft_ = 0; |
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| 14 | loopRight_ = 0; |
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| 15 | loopLeft_ = 0; |
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| 16 | speedForward_ = 0; |
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| 17 | speedRotateUpDown_ = 0; |
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| 18 | speedRotateRightLeft_ = 0; |
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| 19 | speedLoopRightLeft_ = 0; |
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| 20 | maxSpeedForward_ = maxSpeedForward; |
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| 21 | maxSpeedRotateUpDown_ = maxSpeedRotateUpDown; |
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| 22 | maxSpeedRotateRightLeft_ = maxSpeedRotateRightLeft; |
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| 23 | maxSpeedLoopRightLeft_ = maxSpeedLoopRightLeft; |
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| 24 | accelerationForward_ = 0; |
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| 25 | accelerationRotateUpDown_ = 0; |
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| 26 | accelerationRotateRightLeft_ = 0; |
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| 27 | accelerationLoopRightLeft_ = 0; |
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| 28 | } |
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| 29 | |
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| 30 | void SpaceshipSteering::tick(float time) { |
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| 31 | |
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| 32 | if(moveForward_ > 0) { |
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| 33 | accelerationForward_ = moveForward_; |
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| 34 | if(speedForward_ < maxSpeedForward_) |
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| 35 | speedForward_ += accelerationForward_; |
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| 36 | if(speedForward_ > maxSpeedForward_) |
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| 37 | speedForward_ = maxSpeedForward_; |
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| 38 | } |
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| 39 | else { |
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| 40 | accelerationForward_ = brake_; |
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| 41 | if(speedForward_ > 0) |
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| 42 | speedForward_ -= accelerationForward_; |
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| 43 | if(speedForward_ < 0) |
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| 44 | speedForward_ = 0; |
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| 45 | } |
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| 46 | |
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| 47 | if(rotateUp_ > 0) { |
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| 48 | accelerationRotateUpDown_ = rotateUp_; |
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| 49 | if(speedRotateUpDown_ < maxSpeedRotateUpDown_) |
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| 50 | speedRotateUpDown_ += accelerationRotateUpDown_; |
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| 51 | if(speedRotateUpDown_ > maxSpeedRotateUpDown_) |
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| 52 | speedRotateUpDown_ = maxSpeedRotateUpDown_; |
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| 53 | } |
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| 54 | else if(rotateDown_ > 0) { |
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| 55 | accelerationRotateUpDown_ = rotateDown_; |
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| 56 | if(speedRotateUpDown_ > -maxSpeedRotateUpDown_) |
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| 57 | speedRotateUpDown_ -= accelerationRotateUpDown_; |
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| 58 | if(speedRotateUpDown_ < -maxSpeedRotateUpDown_) |
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| 59 | speedRotateUpDown_ = -maxSpeedRotateUpDown_; |
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| 60 | } |
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| 61 | else { |
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| 62 | if(speedRotateUpDown_ > 0) |
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| 63 | speedRotateUpDown_ -= accelerationRotateUpDown_; |
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| 64 | if(speedRotateUpDown_ < 0) |
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| 65 | speedRotateUpDown_ += accelerationRotateUpDown_; |
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| 66 | } |
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| 67 | |
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| 68 | if(rotateRight_ > 0) { |
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| 69 | accelerationRotateRightLeft_ = rotateRight_; |
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| 70 | if(speedRotateRightLeft_ > -maxSpeedRotateRightLeft_) |
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| 71 | speedRotateRightLeft_ -= accelerationRotateRightLeft_; |
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| 72 | if(speedRotateRightLeft_ < -maxSpeedRotateRightLeft_) |
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| 73 | speedRotateRightLeft_ = -maxSpeedRotateRightLeft_; |
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| 74 | } |
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| 75 | else if(rotateLeft_ > 0) { |
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| 76 | accelerationRotateRightLeft_ = rotateLeft_; |
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| 77 | if(speedRotateRightLeft_ < maxSpeedRotateRightLeft_) |
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| 78 | speedRotateRightLeft_ += accelerationRotateRightLeft_; |
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| 79 | if(speedRotateRightLeft_ > maxSpeedRotateRightLeft_) |
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| 80 | speedRotateRightLeft_ = maxSpeedRotateRightLeft_; |
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| 81 | } |
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| 82 | else { |
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| 83 | if(speedRotateRightLeft_ > 0) |
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| 84 | speedRotateRightLeft_ -= accelerationRotateRightLeft_; |
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| 85 | if(speedRotateRightLeft_ < 0) |
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| 86 | speedRotateRightLeft_ += accelerationRotateRightLeft_; |
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| 87 | } |
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| 88 | |
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| 89 | if(loopRight_ > 0) { |
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| 90 | accelerationLoopRightLeft_ = loopRight_; |
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| 91 | if(speedLoopRightLeft_ < maxSpeedLoopRightLeft_) |
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| 92 | speedLoopRightLeft_ += accelerationLoopRightLeft_; |
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| 93 | if(speedLoopRightLeft_ > maxSpeedLoopRightLeft_) |
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| 94 | speedLoopRightLeft_ = maxSpeedLoopRightLeft_; |
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| 95 | } |
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| 96 | else if(loopLeft_ > 0) { |
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| 97 | accelerationLoopRightLeft_ = loopLeft_; |
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| 98 | if(speedLoopRightLeft_ > -maxSpeedLoopRightLeft_) |
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| 99 | speedLoopRightLeft_ -= accelerationLoopRightLeft_; |
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| 100 | if(speedLoopRightLeft_ < -maxSpeedLoopRightLeft_) |
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| 101 | speedLoopRightLeft_ = -maxSpeedLoopRightLeft_; |
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| 102 | } |
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| 103 | else { |
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| 104 | if(speedLoopRightLeft_ > 0) |
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| 105 | speedLoopRightLeft_ -= accelerationLoopRightLeft_; |
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| 106 | if(speedLoopRightLeft_ < 0) |
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| 107 | speedLoopRightLeft_ += accelerationLoopRightLeft_; |
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| 108 | } |
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| 109 | |
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| 110 | Vector3 transVector = Vector3::ZERO; |
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| 111 | transVector.z = 1; |
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| 112 | steeringNode_->translate(transVector*speedForward_*time, |
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| 113 | Node::TS_LOCAL); |
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| 114 | steeringNode_->pitch(Degree(speedRotateUpDown_*time), |
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| 115 | Node::TS_LOCAL); |
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| 116 | steeringNode_->yaw(Degree(speedRotateRightLeft_*time), |
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| 117 | Node::TS_LOCAL); |
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| 118 | steeringNode_->roll(Degree(speedLoopRightLeft_*time), |
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| 119 | Node::TS_LOCAL); |
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| 120 | |
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| 121 | } |
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| 122 | |
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| 123 | void SpaceshipSteering::moveForward(float moveForward) { |
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| 124 | moveForward_ = moveForward; |
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| 125 | } |
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| 126 | |
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| 127 | void SpaceshipSteering::brake(float brake) { |
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| 128 | brake_ = brake; |
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| 129 | } |
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| 130 | |
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| 131 | void SpaceshipSteering::rotateUp(float rotateUp) { |
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| 132 | rotateUp_ = rotateUp; |
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| 133 | } |
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| 134 | |
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| 135 | void SpaceshipSteering::rotateDown(float rotateDown) { |
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| 136 | rotateDown_ = rotateDown; |
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| 137 | } |
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| 138 | |
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| 139 | void SpaceshipSteering::rotateLeft(float rotateLeft) { |
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| 140 | rotateLeft_ = rotateLeft; |
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| 141 | } |
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| 142 | |
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| 143 | void SpaceshipSteering::rotateRight(float rotateRight) { |
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| 144 | rotateRight_ = rotateRight; |
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| 145 | } |
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| 146 | |
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| 147 | void SpaceshipSteering::loopLeft(float loopLeft) { |
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| 148 | loopLeft_ = loopLeft; |
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| 149 | } |
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| 150 | |
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| 151 | void SpaceshipSteering::loopRight(float loopRight) { |
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| 152 | loopRight_ = loopRight; |
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| 153 | } |
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| 154 | |
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| 155 | void SpaceshipSteering::maxSpeedForward(float maxSpeedForward) { |
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| 156 | maxSpeedForward_ = maxSpeedForward; |
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| 157 | } |
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| 158 | |
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| 159 | void SpaceshipSteering::maxSpeedRotateUpDown(float maxSpeedRotateUpDown) { |
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| 160 | maxSpeedRotateUpDown_ = maxSpeedRotateUpDown; |
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| 161 | } |
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| 162 | |
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| 163 | void SpaceshipSteering::maxSpeedRotateRightLeft(float maxSpeedRotateRightLeft) { |
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| 164 | maxSpeedRotateRightLeft_ = maxSpeedRotateRightLeft; |
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| 165 | } |
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| 166 | |
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| 167 | void SpaceshipSteering::maxSpeedLoopRightLeft(float maxSpeedLoopRightLeft) { |
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| 168 | maxSpeedLoopRightLeft_ = maxSpeedLoopRightLeft; |
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| 169 | } |
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| 170 | |
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| 171 | void SpaceshipSteering::addNode(Ogre::SceneNode *steeringNode) { |
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| 172 | steeringNode_ = steeringNode; |
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| 173 | } |
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