//-------------------------------------------------------------------------------------
void EntityComplex::injectKeyDown(const OIS::KeyEvent& evt)
{
if (evt.key == OIS::KC_Q && (mTopAnimID == ANIM_IDLE_TOP || mTopAnimID == ANIM_RUN_TOP))
{
// take swords out (or put them back, since it's the same animation but reversed)
setTopAnimation(ANIM_DRAW_SWORDS, true);
mTimer = 0;
}
else if (evt.key == OIS::KC_E && !mSwordsDrawn)
{
if (mTopAnimID == ANIM_IDLE_TOP || mTopAnimID == ANIM_RUN_TOP)
{
// start dancing
setBaseAnimation(ANIM_DANCE, true);
setTopAnimation(ANIM_NONE);
// disable hand animation because the dance controls hands
mAnims[ANIM_HANDS_RELAXED]->setEnabled(false);
}
else if (mBaseAnimID == ANIM_DANCE)
{
// stop dancing
setBaseAnimation(ANIM_IDLE_BASE);
setTopAnimation(ANIM_IDLE_TOP);
// re-enable hand animation
mAnims[ANIM_HANDS_RELAXED]->setEnabled(true);
}
}
// keep track of the player's intended direction
else if (evt.key == OIS::KC_W) mKeyDirection.z = -1;
else if (evt.key == OIS::KC_A) mKeyDirection.x = -1;
else if (evt.key == OIS::KC_S) mKeyDirection.z = 1;
else if (evt.key == OIS::KC_D) mKeyDirection.x = 1;
else if (evt.key == OIS::KC_SPACE && (mTopAnimID == ANIM_IDLE_TOP || mTopAnimID == ANIM_RUN_TOP))
{
// jump if on ground
setBaseAnimation(ANIM_JUMP_START, true);
setTopAnimation(ANIM_NONE);
mTimer = 0;
}
if (!mKeyDirection.isZeroLength() && mBaseAnimID == ANIM_IDLE_BASE)
{
// start running if not already moving and the player wants to move
setBaseAnimation(ANIM_RUN_BASE, true);
if (mTopAnimID == ANIM_IDLE_TOP) setTopAnimation(ANIM_RUN_TOP, true);
}
}
//-------------------------------------------------------------------------------------
void EntityComplex::setupAnimations()
{
// this is very important due to the nature of the exported animations
mBodyEnt->getSkeleton()->setBlendMode(ANIMBLEND_CUMULATIVE);
String animNames[] =
{"IdleBase", "IdleTop", "RunBase", "RunTop", "HandsClosed", "HandsRelaxed", "DrawSwords",
"SliceVertical", "SliceHorizontal", "Dance", "JumpStart", "JumpLoop", "JumpEnd"};
// populate our animation list
for (int i = 0; i < NUM_ANIMS; i++)
{
mAnims[i] = mBodyEnt->getAnimationState(animNames[i]);
mAnims[i]->setLoop(true);
mFadingIn[i] = false;
mFadingOut[i] = false;
}
// start off in the idle state (top and bottom together)
setBaseAnimation(ANIM_IDLE_BASE);
setTopAnimation(ANIM_IDLE_TOP);
// relax the hands since we're not holding anything
mAnims[ANIM_HANDS_RELAXED]->setEnabled(true);
mSwordsDrawn = false;
}
//-------------------------------------------------------------------------------------
void EntityComplex::injectKeyUp(const OIS::KeyEvent& evt)
{
// keep track of the player's intended direction
if (evt.key == OIS::KC_W && mKeyDirection.z == -1) mKeyDirection.z = 0;
else if (evt.key == OIS::KC_A && mKeyDirection.x == -1) mKeyDirection.x = 0;
else if (evt.key == OIS::KC_S && mKeyDirection.z == 1) mKeyDirection.z = 0;
else if (evt.key == OIS::KC_D && mKeyDirection.x == 1) mKeyDirection.x = 0;
if (mKeyDirection.isZeroLength() && mBaseAnimID == ANIM_RUN_BASE)
{
// stop running if already moving and the player doesn't want to move
setBaseAnimation(ANIM_IDLE_BASE);
if (mTopAnimID == ANIM_RUN_TOP) setTopAnimation(ANIM_IDLE_TOP);
}
}
//-------------------------------------------------------------------------------------
void EntityComplex::updateBody(Real deltaTime)
{
mGoalDirection = Vector3::ZERO; // we will calculate this
if (mKeyDirection != Vector3::ZERO && mBaseAnimID != ANIM_DANCE)
{
// calculate actually goal direction in world based on player's key directions
mGoalDirection += mKeyDirection.z * mCameraNode->getOrientation().zAxis();
mGoalDirection += mKeyDirection.x * mCameraNode->getOrientation().xAxis();
mGoalDirection.y = 0;
mGoalDirection.normalise();
Quaternion toGoal = mBodyNode->getOrientation().zAxis().getRotationTo(mGoalDirection);
// calculate how much the character has to turn to face goal direction
Real yawToGoal = toGoal.getYaw().valueDegrees();
// this is how much the character CAN turn this frame
Real yawAtSpeed = yawToGoal / Math::Abs(yawToGoal) * deltaTime * (TURN_SPEED * mScale);
// reduce "turnability" if we're in midair
if (mBaseAnimID == ANIM_JUMP_LOOP) yawAtSpeed *= 0.2f;
// turn as much as we can, but not more than we need to
if (yawToGoal < 0) yawToGoal = std::min<Real>(0, std::max<Real>(yawToGoal, yawAtSpeed)); //yawToGoal = Math::Clamp<Real>(yawToGoal, yawAtSpeed, 0);
else if (yawToGoal > 0) yawToGoal = std::max<Real>(0, std::min<Real>(yawToGoal, yawAtSpeed)); //yawToGoal = Math::Clamp<Real>(yawToGoal, 0, yawAtSpeed);
mBodyNode->yaw(Degree(yawToGoal));
// move in current body direction (not the goal direction)
mBodyNode->translate(0, 0, deltaTime * mMoveSpeed * mAnims[mBaseAnimID]->getWeight(),
Node::TS_LOCAL);
}
if (mBaseAnimID == ANIM_JUMP_LOOP)
{
// if we're jumping, add a vertical offset too, and apply gravity
mBodyNode->translate(0, mVerticalVelocity * deltaTime, 0, Node::TS_LOCAL);
mVerticalVelocity -= GRAVITY * mScale * deltaTime;
if(_checkJumpEnd())
{
setBaseAnimation(ANIM_JUMP_END, true);
mTimer = 0;
}
}
}
void PlayerCharacter::setupAnimations()
{
// this is very important due to the nature of the exported animations
mEntity_->getSkeleton()->setBlendMode(Ogre::ANIMBLEND_CUMULATIVE);
Ogre::String animNames[] =
{"BaseIdle", "walk"};
// populate our animation list
for (int i = 0; i < NUM_ANIMS; i++)
{
mAnims[i] = mEntity_->getAnimationState(animNames[i]);
mAnims[i]->setLoop(true);
mFadingIn[i] = false;
mFadingOut[i] = false;
}
// start off in the idle state (top and bottom together)
setBaseAnimation(ANIM_IDLE_BASE);
}
void PlayerCharacter::update(Ogre::Real elapsedTime, OIS::Keyboard *input)
{
processKeyboardInput(elapsedTime);
processMouseInput(elapsedTime);
//Get the position of the ground below the player
Ogre::TerrainGroup* terrain = RenderManager::getSingletonPtr()->getTerrainManager()->getTerrainGroup();
//Store the position to increase it, to guarantuee a hit on the terrain
Ogre::Vector3 main_position = mMainNode_->getPosition();
Ogre::Vector3 ray_cast_position = main_position;
ray_cast_position.y += 1000.0f;
// Setup the query ray
Ogre::Ray queryRay(ray_cast_position, Ogre::Vector3::NEGATIVE_UNIT_Y);
// Perform the scene query
Ogre::TerrainGroup::RayResult result = terrain->rayIntersects(queryRay);
if(result.hit) {
mCurrentGroundPosition = result.position.y;
}
//Process jumping
if(isJumping_)
{
// if we're jumping, add a vertical offset too, and apply gravity
mMainNode_->translate(0, mCurrentDropVelocity * elapsedTime, 0, Ogre::Node::TS_LOCAL);
mCurrentDropVelocity -= mDropVelocityIncrement * elapsedTime;
Ogre::Vector3 pos = mMainNode_->getPosition();
if (pos.y <= mCurrentGroundPosition)
{
// if we've hit the ground, change to landing state
pos.y = mCurrentGroundPosition;
mMainNode_->setPosition(pos);
isJumping_ = false;
mCurrentDropVelocity = 0.0f;
}
}
//Upate the player height to the world if not jumping
if(!isJumping_)
{
if(main_position.y <= mCurrentGroundPosition)
{
main_position.y = mCurrentGroundPosition;
mMainNode_->setPosition(main_position);
mCurrentDropVelocity = 0.0f;
}
else
{
mCurrentDropVelocity += mDropVelocityIncrement * elapsedTime;
main_position.y = main_position.y - mCurrentDropVelocity;
//Check if we are already below the ground
if(main_position.y < mCurrentGroundPosition)
main_position.y = mCurrentGroundPosition;
mMainNode_->setPosition(main_position);
}
}
if (isRunning_ && mBaseAnimID == ANIM_IDLE_BASE)
{
// start running if not already moving and the player wants to move
setBaseAnimation(ANIM_WALK, true);
}
if(!isRunning_ && mBaseAnimID == ANIM_WALK)
{
setBaseAnimation(ANIM_IDLE_BASE);
}
updateAnimations(elapsedTime);
}
//-------------------------------------------------------------------------------------
void EntityComplex::addTime(Real deltaTime)
{
if(mBodyNode)
{
if(mCamera)
updateBody(deltaTime);
updateAnimations(deltaTime);
}
Ogre::Vector3 currpos;
if(mCamera)
{
currpos = getPosition();
updateCamera(deltaTime);
}
else
{
currpos = getLastPosition();
if(kbe_playerID() != mID)
{
Ogre::Vector3 movement = destPos_ - currpos;
float speed = mMoveSpeed * deltaTime;
movement.y = 0.f;
Real mlen = movement.length();
if(mlen < speed || (mBaseAnimID != ANIM_RUN_BASE && mlen <= 1.0f))
{
if (mBaseAnimID == ANIM_RUN_BASE)
{
float y = currpos.y;
currpos = destPos_;
currpos.y = y;
setBaseAnimation(ANIM_IDLE_BASE);
if (mTopAnimID == ANIM_RUN_TOP)
setTopAnimation(ANIM_IDLE_TOP);
}
}
else
{
movement.normalise();
// 移动位置
movement *= speed;
currpos += movement;
if (mBaseAnimID == ANIM_IDLE_BASE)
{
setBaseAnimation(ANIM_RUN_BASE, true);
if (mTopAnimID == ANIM_IDLE_TOP)
{
setTopAnimation(ANIM_RUN_TOP, true);
}
}
}
}
}
setPosition(currpos.x, currpos.y, currpos.z);
KBEntity::addTime(deltaTime);
if(pWeaponTrailLeft_)
pWeaponTrailLeft_->onUpdate(deltaTime);
if(pWeaponTrailRight_)
pWeaponTrailRight_->onUpdate(deltaTime);
}
//-------------------------------------------------------------------------------------
void EntityComplex::updateAnimations(Real deltaTime)
{
Real baseAnimSpeed = 1;
Real topAnimSpeed = 1;
mTimer += deltaTime;
if (mTopAnimID == ANIM_DRAW_SWORDS)
{
// flip the draw swords animation if we need to put it back
topAnimSpeed = mSwordsDrawn ? -1 : 1;
// half-way through the animation is when the hand grasps the handles...
if (mTimer >= mAnims[mTopAnimID]->getLength() / 2 &&
mTimer - deltaTime < mAnims[mTopAnimID]->getLength() / 2)
{
// so transfer the swords from the sheaths to the hands
mBodyEnt->detachAllObjectsFromBone();
mBodyEnt->attachObjectToBone(mSwordsDrawn ? "Sheath.L" : "Handle.L", mSword1);
mBodyEnt->attachObjectToBone(mSwordsDrawn ? "Sheath.R" : "Handle.R", mSword2);
// change the hand state to grab or let go
mAnims[ANIM_HANDS_CLOSED]->setEnabled(!mSwordsDrawn);
mAnims[ANIM_HANDS_RELAXED]->setEnabled(mSwordsDrawn);
// toggle sword trails
if (mSwordsDrawn)
{
mSwordTrail->setVisible(false);
mSwordTrail->removeNode(mSword1->getParentNode());
mSwordTrail->removeNode(mSword2->getParentNode());
if(pWeaponTrailRight_)
pWeaponTrailRight_->setActive(false);
if(pWeaponTrailLeft_)
pWeaponTrailLeft_->setActive(false);
}
else
{
mSwordTrail->setVisible(true);
mSwordTrail->addNode(mSword1->getParentNode());
mSwordTrail->addNode(mSword2->getParentNode());
if(pWeaponTrailRight_)
pWeaponTrailRight_->setActive(true);
if(pWeaponTrailLeft_)
pWeaponTrailLeft_->setActive(true);
}
}
if (mTimer >= mAnims[mTopAnimID]->getLength())
{
// animation is finished, so return to what we were doing before
if (mBaseAnimID == ANIM_IDLE_BASE) setTopAnimation(ANIM_IDLE_TOP);
else
{
setTopAnimation(ANIM_RUN_TOP);
mAnims[ANIM_RUN_TOP]->setTimePosition(mAnims[ANIM_RUN_BASE]->getTimePosition());
}
mSwordsDrawn = !mSwordsDrawn;
}
}
else if (mTopAnimID == ANIM_SLICE_VERTICAL || mTopAnimID == ANIM_SLICE_HORIZONTAL)
{
if (mTimer >= mAnims[mTopAnimID]->getLength())
{
// animation is finished, so return to what we were doing before
if (mBaseAnimID == ANIM_IDLE_BASE) setTopAnimation(ANIM_IDLE_TOP);
else
{
setTopAnimation(ANIM_RUN_TOP);
mAnims[ANIM_RUN_TOP]->setTimePosition(mAnims[ANIM_RUN_BASE]->getTimePosition());
}
}
// don't sway hips from side to side when slicing. that's just embarrassing.
if (mBaseAnimID == ANIM_IDLE_BASE) baseAnimSpeed = 0;
}
else if (mBaseAnimID == ANIM_JUMP_START)
{
if (mTimer >= mAnims[mBaseAnimID]->getLength())
{
mIsJump = true;
// takeoff animation finished, so time to leave the ground!
setBaseAnimation(ANIM_JUMP_LOOP, true);
// apply a jump acceleration to the character
mVerticalVelocity = JUMP_ACCEL * mScale;
}
}
else if (mBaseAnimID == ANIM_JUMP_END)
{
if (mTimer >= mAnims[mBaseAnimID]->getLength())
{
mIsJump = false;
// safely landed, so go back to running or idling
if (mKeyDirection == Vector3::ZERO)
{
setBaseAnimation(ANIM_IDLE_BASE);
setTopAnimation(ANIM_IDLE_TOP);
}
else
{
setBaseAnimation(ANIM_RUN_BASE, true);
setTopAnimation(ANIM_RUN_TOP, true);
}
}
}
// increment the current base and top animation times
if (mBaseAnimID != ANIM_NONE) mAnims[mBaseAnimID]->addTime(deltaTime * baseAnimSpeed);
if (mTopAnimID != ANIM_NONE) mAnims[mTopAnimID]->addTime(deltaTime * topAnimSpeed);
// apply smooth transitioning between our animations
fadeAnimations(deltaTime);
}
