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/*
* BattleAnimationClasses.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#include "StdInc.h"
#include "BattleAnimationClasses.h"
#include "BattleInterface.h"
#include "BattleInterfaceClasses.h"
#include "BattleProjectileController.h"
#include "BattleSiegeController.h"
#include "BattleFieldController.h"
#include "BattleEffectsController.h"
#include "BattleStacksController.h"
#include "CreatureAnimation.h"
#include "../CGameInfo.h"
#include "../CPlayerInterface.h"
#include "../gui/CursorHandler.h"
#include "../gui/CGuiHandler.h"
#include "../media/ISoundPlayer.h"
#include "../render/CAnimation.h"
#include "../render/IRenderHandler.h"
#include "../../CCallback.h"
#include "../../lib/CStack.h"
BattleAnimation::BattleAnimation(BattleInterface & owner)
: owner(owner),
ID(owner.stacksController->animIDhelper++),
initialized(false)
{
logAnim->trace("Animation #%d created", ID);
}
bool BattleAnimation::tryInitialize()
{
assert(!initialized);
if ( init() )
{
initialized = true;
return true;
}
return false;
}
bool BattleAnimation::isInitialized()
{
return initialized;
}
BattleAnimation::~BattleAnimation()
{
logAnim->trace("Animation #%d ended, type is %s", ID, typeid(this).name());
for(auto & elem : pendingAnimations())
{
if(elem == this)
elem = nullptr;
}
logAnim->trace("Animation #%d deleted", ID);
}
std::vector<BattleAnimation *> & BattleAnimation::pendingAnimations()
{
return owner.stacksController->currentAnimations;
}
std::shared_ptr<CreatureAnimation> BattleAnimation::stackAnimation(const CStack * stack) const
{
return owner.stacksController->stackAnimation[stack->unitId()];
}
bool BattleAnimation::stackFacingRight(const CStack * stack)
{
return owner.stacksController->stackFacingRight[stack->unitId()];
}
void BattleAnimation::setStackFacingRight(const CStack * stack, bool facingRight)
{
owner.stacksController->stackFacingRight[stack->unitId()] = facingRight;
}
BattleStackAnimation::BattleStackAnimation(BattleInterface & owner, const CStack * stack)
: BattleAnimation(owner),
myAnim(stackAnimation(stack)),
stack(stack)
{
assert(myAnim);
}
StackActionAnimation::StackActionAnimation(BattleInterface & owner, const CStack * stack)
: BattleStackAnimation(owner, stack)
, nextGroup(ECreatureAnimType::HOLDING)
, currGroup(ECreatureAnimType::HOLDING)
{
}
ECreatureAnimType StackActionAnimation::getGroup() const
{
return currGroup;
}
void StackActionAnimation::setNextGroup( ECreatureAnimType group )
{
nextGroup = group;
}
void StackActionAnimation::setGroup( ECreatureAnimType group )
{
currGroup = group;
}
void StackActionAnimation::setSound( const AudioPath & sound )
{
this->sound = sound;
}
bool StackActionAnimation::init()
{
if (!sound.empty())
CCS->soundh->playSound(sound);
if (myAnim->framesInGroup(currGroup) > 0)
{
myAnim->playOnce(currGroup);
myAnim->onAnimationReset += [&](){ delete this; };
}
else
delete this;
return true;
}
StackActionAnimation::~StackActionAnimation()
{
if (stack->isFrozen() && currGroup != ECreatureAnimType::DEATH && currGroup != ECreatureAnimType::DEATH_RANGED)
myAnim->setType(ECreatureAnimType::HOLDING);
else
myAnim->setType(nextGroup);
}
ECreatureAnimType AttackAnimation::findValidGroup( const std::vector<ECreatureAnimType> candidates ) const
{
for ( auto group : candidates)
{
if(myAnim->framesInGroup(group) > 0)
return group;
}
assert(0);
return ECreatureAnimType::HOLDING;
}
const CCreature * AttackAnimation::getCreature() const
{
if (attackingStack->unitType()->getId() == CreatureID::ARROW_TOWERS)
return owner.siegeController->getTurretCreature(attackingStack->initialPosition);
else
return attackingStack->unitType();
}
AttackAnimation::AttackAnimation(BattleInterface & owner, const CStack *attacker, BattleHex _dest, const CStack *defender)
: StackActionAnimation(owner, attacker),
dest(_dest),
defendingStack(defender),
attackingStack(attacker)
{
assert(attackingStack && "attackingStack is nullptr in CBattleAttack::CBattleAttack !\n");
attackingStackPosBeforeReturn = attackingStack->getPosition().toInt();
}
HittedAnimation::HittedAnimation(BattleInterface & owner, const CStack * stack)
: StackActionAnimation(owner, stack)
{
setGroup(ECreatureAnimType::HITTED);
setSound(stack->unitType()->sounds.wince);
logAnim->debug("Created HittedAnimation for %s", stack->getName());
}
DefenceAnimation::DefenceAnimation(BattleInterface & owner, const CStack * stack)
: StackActionAnimation(owner, stack)
{
setGroup(ECreatureAnimType::DEFENCE);
setSound(stack->unitType()->sounds.defend);
logAnim->debug("Created DefenceAnimation for %s", stack->getName());
}
DeathAnimation::DeathAnimation(BattleInterface & owner, const CStack * stack, bool ranged):
StackActionAnimation(owner, stack)
{
setSound(stack->unitType()->sounds.killed);
if(ranged && myAnim->framesInGroup(ECreatureAnimType::DEATH_RANGED) > 0)
setGroup(ECreatureAnimType::DEATH_RANGED);
else
setGroup(ECreatureAnimType::DEATH);
if(ranged && myAnim->framesInGroup(ECreatureAnimType::DEAD_RANGED) > 0)
setNextGroup(ECreatureAnimType::DEAD_RANGED);
else
setNextGroup(ECreatureAnimType::DEAD);
logAnim->debug("Created DeathAnimation for %s", stack->getName());
}
DummyAnimation::DummyAnimation(BattleInterface & owner, int howManyFrames)
: BattleAnimation(owner),
counter(0),
howMany(howManyFrames)
{
logAnim->debug("Created dummy animation for %d frames", howManyFrames);
}
bool DummyAnimation::init()
{
return true;
}
void DummyAnimation::tick(uint32_t msPassed)
{
counter++;
if(counter > howMany)
delete this;
}
ECreatureAnimType MeleeAttackAnimation::getUpwardsGroup(bool multiAttack) const
{
if (!multiAttack)
return ECreatureAnimType::ATTACK_UP;
return findValidGroup({
ECreatureAnimType::GROUP_ATTACK_UP,
ECreatureAnimType::SPECIAL_UP,
ECreatureAnimType::SPECIAL_FRONT, // weird, but required for H3
ECreatureAnimType::ATTACK_UP
});
}
ECreatureAnimType MeleeAttackAnimation::getForwardGroup(bool multiAttack) const
{
if (!multiAttack)
return ECreatureAnimType::ATTACK_FRONT;
return findValidGroup({
ECreatureAnimType::GROUP_ATTACK_FRONT,
ECreatureAnimType::SPECIAL_FRONT,
ECreatureAnimType::ATTACK_FRONT
});
}
ECreatureAnimType MeleeAttackAnimation::getDownwardsGroup(bool multiAttack) const
{
if (!multiAttack)
return ECreatureAnimType::ATTACK_DOWN;
return findValidGroup({
ECreatureAnimType::GROUP_ATTACK_DOWN,
ECreatureAnimType::SPECIAL_DOWN,
ECreatureAnimType::SPECIAL_FRONT, // weird, but required for H3
ECreatureAnimType::ATTACK_DOWN
});
}
ECreatureAnimType MeleeAttackAnimation::selectGroup(bool multiAttack)
{
const ECreatureAnimType mutPosToGroup[] =
{
getUpwardsGroup (multiAttack),
getUpwardsGroup (multiAttack),
getForwardGroup (multiAttack),
getDownwardsGroup(multiAttack),
getDownwardsGroup(multiAttack),
getForwardGroup (multiAttack)
};
int revShiftattacker = (attackingStack->unitSide() == BattleSide::ATTACKER ? -1 : 1);
int mutPos = BattleHex::mutualPosition(attackingStackPosBeforeReturn, dest);
if(mutPos == -1 && attackingStack->doubleWide())
{
mutPos = BattleHex::mutualPosition(attackingStackPosBeforeReturn + revShiftattacker, defendingStack->getPosition());
}
if (mutPos == -1 && defendingStack->doubleWide())
{
mutPos = BattleHex::mutualPosition(attackingStackPosBeforeReturn, defendingStack->occupiedHex());
}
if (mutPos == -1 && defendingStack->doubleWide() && attackingStack->doubleWide())
{
mutPos = BattleHex::mutualPosition(attackingStackPosBeforeReturn + revShiftattacker, defendingStack->occupiedHex());
}
assert(mutPos >= 0 && mutPos <=5);
return mutPosToGroup[mutPos];
}
void MeleeAttackAnimation::tick(uint32_t msPassed)
{
size_t currentFrame = stackAnimation(attackingStack)->getCurrentFrame();
size_t totalFrames = stackAnimation(attackingStack)->framesInGroup(getGroup());
if ( currentFrame * 2 >= totalFrames )
owner.executeAnimationStage(EAnimationEvents::HIT);
AttackAnimation::tick(msPassed);
}
MeleeAttackAnimation::MeleeAttackAnimation(BattleInterface & owner, const CStack * attacker, BattleHex _dest, const CStack * _attacked, bool multiAttack)
: AttackAnimation(owner, attacker, _dest, _attacked)
{
logAnim->debug("Created MeleeAttackAnimation for %s", attacker->getName());
setSound(getCreature()->sounds.attack);
setGroup(selectGroup(multiAttack));
}
StackMoveAnimation::StackMoveAnimation(BattleInterface & owner, const CStack * _stack, BattleHex prevHex, BattleHex nextHex):
BattleStackAnimation(owner, _stack),
prevHex(prevHex),
nextHex(nextHex)
{
}
bool MovementAnimation::init()
{
assert(stack);
assert(!myAnim->isDeadOrDying());
assert(stackAnimation(stack)->framesInGroup(ECreatureAnimType::MOVING) > 0);
if(stackAnimation(stack)->framesInGroup(ECreatureAnimType::MOVING) == 0)
{
//no movement, end immediately
delete this;
return false;
}
logAnim->debug("CMovementAnimation::init: stack %s moves %d -> %d", stack->getName(), prevHex, nextHex);
//reverse unit if necessary
if(owner.stacksController->shouldRotate(stack, prevHex, nextHex))
{
// it seems that H3 does NOT plays full rotation animation during movement
// Logical since it takes quite a lot of time
rotateStack(prevHex);
}
if(myAnim->getType() != ECreatureAnimType::MOVING)
{
myAnim->setType(ECreatureAnimType::MOVING);
}
if (moveSoundHandler == -1)
{
moveSoundHandler = CCS->soundh->playSound(stack->unitType()->sounds.move, -1);
}
Point begPosition = owner.stacksController->getStackPositionAtHex(prevHex, stack);
Point endPosition = owner.stacksController->getStackPositionAtHex(nextHex, stack);
progressPerSecond = AnimationControls::getMovementRange(stack->unitType());
begX = begPosition.x;
begY = begPosition.y;
//progress = 0;
distanceX = endPosition.x - begPosition.x;
distanceY = endPosition.y - begPosition.y;
if (stack->hasBonus(Selector::type()(BonusType::FLYING)))
{
float distance = static_cast<float>(sqrt(distanceX * distanceX + distanceY * distanceY));
progressPerSecond = AnimationControls::getFlightDistance(stack->unitType()) / distance;
}
return true;
}
void MovementAnimation::tick(uint32_t msPassed)
{
progress += float(msPassed) / 1000 * progressPerSecond;
//moving instructions
myAnim->pos.x = begX + distanceX * progress;
myAnim->pos.y = begY + distanceY * progress;
BattleAnimation::tick(msPassed);
if(progress >= 1.0)
{
progress -= 1.0;
// Sets the position of the creature animation sprites
Point coords = owner.stacksController->getStackPositionAtHex(nextHex, stack);
myAnim->pos.moveTo(coords);
// true if creature haven't reached the final destination hex
if ((currentMoveIndex + 1) < destTiles.size())
{
// update the next hex field which has to be reached by the stack
currentMoveIndex++;
prevHex = nextHex;
nextHex = destTiles[currentMoveIndex];
// request re-initialization
initialized = false;
}
else
delete this;
}
}
MovementAnimation::~MovementAnimation()
{
assert(stack);
if(moveSoundHandler != -1)
CCS->soundh->stopSound(moveSoundHandler);
}
MovementAnimation::MovementAnimation(BattleInterface & owner, const CStack *stack, const BattleHexArray & _destTiles, int _distance)
: StackMoveAnimation(owner, stack, stack->getPosition(), _destTiles.front()),
destTiles(_destTiles),
currentMoveIndex(0),
begX(0), begY(0),
distanceX(0), distanceY(0),
progressPerSecond(0.0),
moveSoundHandler(-1),
progress(0.0)
{
logAnim->debug("Created MovementAnimation for %s", stack->getName());
}
MovementEndAnimation::MovementEndAnimation(BattleInterface & owner, const CStack * _stack, BattleHex destTile)
: StackMoveAnimation(owner, _stack, destTile, destTile)
{
logAnim->debug("Created MovementEndAnimation for %s", stack->getName());
}
bool MovementEndAnimation::init()
{
assert(stack);
assert(!myAnim->isDeadOrDying());
if(!stack || myAnim->isDeadOrDying())
{
delete this;
return false;
}
logAnim->debug("CMovementEndAnimation::init: stack %s", stack->getName());
myAnim->pos.moveTo(owner.stacksController->getStackPositionAtHex(nextHex, stack));
CCS->soundh->playSound(stack->unitType()->sounds.endMoving);
if(!myAnim->framesInGroup(ECreatureAnimType::MOVE_END))
{
delete this;
return false;
}
myAnim->setType(ECreatureAnimType::MOVE_END);
myAnim->onAnimationReset += [&](){ delete this; };
return true;
}
MovementEndAnimation::~MovementEndAnimation()
{
if(myAnim->getType() != ECreatureAnimType::DEAD)
myAnim->setType(ECreatureAnimType::HOLDING); //resetting to default
CCS->curh->show();
}
MovementStartAnimation::MovementStartAnimation(BattleInterface & owner, const CStack * _stack)
: StackMoveAnimation(owner, _stack, _stack->getPosition(), _stack->getPosition())
{
logAnim->debug("Created MovementStartAnimation for %s", stack->getName());
}
bool MovementStartAnimation::init()
{
assert(stack);
assert(!myAnim->isDeadOrDying());
if(!stack || myAnim->isDeadOrDying())
{
delete this;
return false;
}
logAnim->debug("CMovementStartAnimation::init: stack %s", stack->getName());
CCS->soundh->playSound(stack->unitType()->sounds.startMoving);
if(!myAnim->framesInGroup(ECreatureAnimType::MOVE_START))
{
delete this;
return false;
}
myAnim->setType(ECreatureAnimType::MOVE_START);
myAnim->onAnimationReset += [&](){ delete this; };
return true;
}
ReverseAnimation::ReverseAnimation(BattleInterface & owner, const CStack * stack, BattleHex dest)
: StackMoveAnimation(owner, stack, dest, dest)
{
logAnim->debug("Created ReverseAnimation for %s", stack->getName());
}
bool ReverseAnimation::init()
{
assert(myAnim);
assert(!myAnim->isDeadOrDying());
if(myAnim == nullptr || myAnim->isDeadOrDying())
{
delete this;
return false; //there is no such creature
}
logAnim->debug("CReverseAnimation::init: stack %s", stack->getName());
if(myAnim->framesInGroup(ECreatureAnimType::TURN_L))
{
myAnim->playOnce(ECreatureAnimType::TURN_L);
myAnim->onAnimationReset += std::bind(&ReverseAnimation::setupSecondPart, this);
}
else
{
setupSecondPart();
}
return true;
}
void BattleStackAnimation::rotateStack(BattleHex hex)
{
setStackFacingRight(stack, !stackFacingRight(stack));
stackAnimation(stack)->pos.moveTo(owner.stacksController->getStackPositionAtHex(hex, stack));
}
void ReverseAnimation::setupSecondPart()
{
assert(stack);
if(!stack)
{
delete this;
return;
}
rotateStack(nextHex);
if(myAnim->framesInGroup(ECreatureAnimType::TURN_R))
{
myAnim->playOnce(ECreatureAnimType::TURN_R);
myAnim->onAnimationReset += [&](){ delete this; };
}
else
delete this;
}
ResurrectionAnimation::ResurrectionAnimation(BattleInterface & owner, const CStack * _stack):
StackActionAnimation(owner, _stack)
{
setGroup(ECreatureAnimType::RESURRECTION);
logAnim->debug("Created ResurrectionAnimation for %s", stack->getName());
}
bool ColorTransformAnimation::init()
{
return true;
}
void ColorTransformAnimation::tick(uint32_t msPassed)
{
float elapsed = msPassed / 1000.f;
float fullTime = AnimationControls::getFadeInDuration();
float delta = elapsed / fullTime;
totalProgress += delta;
size_t index = 0;
while (index < timePoints.size() && timePoints[index] < totalProgress )
++index;
if (index == timePoints.size())
{
//end of animation. Apply ColorShifter using final values and die
const auto & shifter = steps[index - 1];
owner.stacksController->setStackColorFilter(shifter, stack, spell, false);
delete this;
return;
}
assert(index != 0);
const auto & prevShifter = steps[index - 1];
const auto & nextShifter = steps[index];
float prevPoint = timePoints[index-1];
float nextPoint = timePoints[index];
float localProgress = totalProgress - prevPoint;
float stepDuration = (nextPoint - prevPoint);
float factor = localProgress / stepDuration;
auto shifter = ColorFilter::genInterpolated(prevShifter, nextShifter, factor);
owner.stacksController->setStackColorFilter(shifter, stack, spell, true);
}
ColorTransformAnimation::ColorTransformAnimation(BattleInterface & owner, const CStack * _stack, const std::string & colorFilterName, const CSpell * spell):
BattleStackAnimation(owner, _stack),
spell(spell),
totalProgress(0.f)
{
auto effect = owner.effectsController->getMuxerEffect(colorFilterName);
steps = effect.filters;
timePoints = effect.timePoints;
assert(!steps.empty() && steps.size() == timePoints.size());
logAnim->debug("Created ColorTransformAnimation for %s", stack->getName());
}
RangedAttackAnimation::RangedAttackAnimation(BattleInterface & owner_, const CStack * attacker, BattleHex dest_, const CStack * defender)
: AttackAnimation(owner_, attacker, dest_, defender),
projectileEmitted(false)
{
setSound(getCreature()->sounds.shoot);
}
bool RangedAttackAnimation::init()
{
setAnimationGroup();
initializeProjectile();
return AttackAnimation::init();
}
void RangedAttackAnimation::setAnimationGroup()
{
Point shooterPos = stackAnimation(attackingStack)->pos.topLeft();
Point shotTarget = owner.stacksController->getStackPositionAtHex(dest, defendingStack);
//maximal angle in radians between straight horizontal line and shooting line for which shot is considered to be straight (absolute value)
static const double straightAngle = 0.2;
double projectileAngle = -atan2(shotTarget.y - shooterPos.y, std::abs(shotTarget.x - shooterPos.x));
// Calculate projectile start position. Offsets are read out of the CRANIM.TXT.
if (projectileAngle > straightAngle)
setGroup(getUpwardsGroup());
else if (projectileAngle < -straightAngle)
setGroup(getDownwardsGroup());
else
setGroup(getForwardGroup());
}
void RangedAttackAnimation::initializeProjectile()
{
const CCreature *shooterInfo = getCreature();
Point shotTarget = owner.stacksController->getStackPositionAtHex(dest, defendingStack) + Point(225, 225);
Point shotOrigin = stackAnimation(attackingStack)->pos.topLeft() + Point(222, 265);
int multiplier = stackFacingRight(attackingStack) ? 1 : -1;
if (getGroup() == getUpwardsGroup())
{
shotOrigin.x += ( -25 + shooterInfo->animation.upperRightMissileOffsetX ) * multiplier;
shotOrigin.y += shooterInfo->animation.upperRightMissileOffsetY;
}
else if (getGroup() == getDownwardsGroup())
{
shotOrigin.x += ( -25 + shooterInfo->animation.lowerRightMissileOffsetX ) * multiplier;
shotOrigin.y += shooterInfo->animation.lowerRightMissileOffsetY;
}
else if (getGroup() == getForwardGroup())
{
shotOrigin.x += ( -25 + shooterInfo->animation.rightMissileOffsetX ) * multiplier;
shotOrigin.y += shooterInfo->animation.rightMissileOffsetY;
}
else
{
assert(0);
}
createProjectile(shotOrigin, shotTarget);
}
void RangedAttackAnimation::emitProjectile()
{
logAnim->debug("Ranged attack projectile emitted");
owner.projectilesController->emitStackProjectile(attackingStack);
projectileEmitted = true;
}
void RangedAttackAnimation::tick(uint32_t msPassed)
{
// animation should be paused if there is an active projectile
if (projectileEmitted)
{
if (!owner.projectilesController->hasActiveProjectile(attackingStack, false))
owner.executeAnimationStage(EAnimationEvents::HIT);
}
bool stackHasProjectile = owner.projectilesController->hasActiveProjectile(stack, true);
if (!projectileEmitted || stackHasProjectile)
stackAnimation(attackingStack)->playUntil(getAttackClimaxFrame());
else
stackAnimation(attackingStack)->playUntil(static_cast<size_t>(-1));
AttackAnimation::tick(msPassed);
if (!projectileEmitted)
{
// emit projectile once animation playback reached "climax" frame
if ( stackAnimation(attackingStack)->getCurrentFrame() >= getAttackClimaxFrame() )
{
emitProjectile();
return;
}
}
}
RangedAttackAnimation::~RangedAttackAnimation()
{
assert(!owner.projectilesController->hasActiveProjectile(attackingStack, false));
assert(projectileEmitted);
// FIXME: is this possible? Animation is over but we're yet to fire projectile?
if (!projectileEmitted)
{
logAnim->warn("Shooting animation has finished but projectile was not emitted! Emitting it now...");
emitProjectile();
}
}
ShootingAnimation::ShootingAnimation(BattleInterface & owner, const CStack * attacker, BattleHex _dest, const CStack * _attacked)
: RangedAttackAnimation(owner, attacker, _dest, _attacked)
{
logAnim->debug("Created ShootingAnimation for %s", stack->getName());
}
void ShootingAnimation::createProjectile(const Point & from, const Point & dest) const
{
owner.projectilesController->createProjectile(attackingStack, from, dest);
}
uint32_t ShootingAnimation::getAttackClimaxFrame() const
{
const CCreature *shooterInfo = getCreature();
uint32_t maxFrames = stackAnimation(attackingStack)->framesInGroup(getGroup());
uint32_t climaxFrame = shooterInfo->animation.attackClimaxFrame;
uint32_t selectedFrame = std::clamp<int>(shooterInfo->animation.attackClimaxFrame, 1, maxFrames);
if (climaxFrame != selectedFrame)
logGlobal->warn("Shooter %s has ranged attack climax frame set to %d, but only %d available!", shooterInfo->getNamePluralTranslated(), climaxFrame, maxFrames);
return selectedFrame - 1; // H3 counts frames from 1
}
ECreatureAnimType ShootingAnimation::getUpwardsGroup() const
{
return ECreatureAnimType::SHOOT_UP;
}
ECreatureAnimType ShootingAnimation::getForwardGroup() const
{
return ECreatureAnimType::SHOOT_FRONT;
}
ECreatureAnimType ShootingAnimation::getDownwardsGroup() const
{
return ECreatureAnimType::SHOOT_DOWN;
}
CatapultAnimation::CatapultAnimation(BattleInterface & owner, const CStack * attacker, BattleHex _dest, const CStack * _attacked, int _catapultDmg)
: ShootingAnimation(owner, attacker, _dest, _attacked),
catapultDamage(_catapultDmg),
explosionEmitted(false)
{
logAnim->debug("Created shooting anim for %s", stack->getName());
}
void CatapultAnimation::tick(uint32_t msPassed)
{
ShootingAnimation::tick(msPassed);
if ( explosionEmitted)
return;
if ( !projectileEmitted)
return;
if (owner.projectilesController->hasActiveProjectile(attackingStack, false))
return;
explosionEmitted = true;
Point shotTarget = owner.stacksController->getStackPositionAtHex(dest, defendingStack) + Point(225, 225) - Point(126, 105);
auto soundFilename = AudioPath::builtin((catapultDamage > 0) ? "WALLHIT" : "WALLMISS");
AnimationPath effectFilename = AnimationPath::builtin((catapultDamage > 0) ? "SGEXPL" : "CSGRCK");
CCS->soundh->playSound( soundFilename );
owner.stacksController->addNewAnim( new EffectAnimation(owner, effectFilename, shotTarget));
}
void CatapultAnimation::createProjectile(const Point & from, const Point & dest) const
{
owner.projectilesController->createCatapultProjectile(attackingStack, from, dest);
}
CastAnimation::CastAnimation(BattleInterface & owner_, const CStack * attacker, BattleHex dest, const CStack * defender, const CSpell * spell)
: RangedAttackAnimation(owner_, attacker, dest, defender),
spell(spell)
{
if(!dest.isValid())
{
assert(spell->animationInfo.projectile.empty());
if (defender)
dest = defender->getPosition();
else
dest = attacker->getPosition();
}
}
ECreatureAnimType CastAnimation::getUpwardsGroup() const
{
return findValidGroup({
ECreatureAnimType::CAST_UP,
ECreatureAnimType::SPECIAL_UP,
ECreatureAnimType::SPECIAL_FRONT, // weird, but required for H3
ECreatureAnimType::SHOOT_UP,
ECreatureAnimType::ATTACK_UP
});
}
ECreatureAnimType CastAnimation::getForwardGroup() const
{
return findValidGroup({
ECreatureAnimType::CAST_FRONT,
ECreatureAnimType::SPECIAL_FRONT,
ECreatureAnimType::SHOOT_FRONT,
ECreatureAnimType::ATTACK_FRONT
});
}
ECreatureAnimType CastAnimation::getDownwardsGroup() const
{
return findValidGroup({
ECreatureAnimType::CAST_DOWN,
ECreatureAnimType::SPECIAL_DOWN,
ECreatureAnimType::SPECIAL_FRONT, // weird, but required for H3
ECreatureAnimType::SHOOT_DOWN,
ECreatureAnimType::ATTACK_DOWN
});
}
void CastAnimation::createProjectile(const Point & from, const Point & dest) const
{
if (!spell->animationInfo.projectile.empty())
owner.projectilesController->createSpellProjectile(attackingStack, from, dest, spell);
}
uint32_t CastAnimation::getAttackClimaxFrame() const
{
//TODO: allow defining this parameter in config file, separately from attackClimaxFrame of missile attacks
uint32_t maxFrames = stackAnimation(attackingStack)->framesInGroup(getGroup());
return maxFrames / 2;
}
EffectAnimation::EffectAnimation(BattleInterface & owner, const AnimationPath & animationName, int effects, float transparencyFactor, bool reversed):
BattleAnimation(owner),
animation(GH.renderHandler().loadAnimation(animationName, EImageBlitMode::SIMPLE)),
transparencyFactor(transparencyFactor),
effectFlags(effects),
effectFinished(false),
reversed(reversed)
{
logAnim->debug("CPointEffectAnimation::init: effect %s", animationName.getName());
}
EffectAnimation::EffectAnimation(BattleInterface & owner, const AnimationPath & animationName, const BattleHexArray & hexes, int effects, bool reversed):
EffectAnimation(owner, animationName, effects, 1.0f, reversed)
{
battlehexes = hexes;
}
EffectAnimation::EffectAnimation(BattleInterface & owner, const AnimationPath & animationName, BattleHex hex, int effects, float transparencyFactor, bool reversed):
EffectAnimation(owner, animationName, effects, transparencyFactor, reversed)
{
assert(hex.isValid());
battlehexes.insert(hex);
}
EffectAnimation::EffectAnimation(BattleInterface & owner, const AnimationPath & animationName, std::vector<Point> pos, int effects, bool reversed):
EffectAnimation(owner, animationName, effects, 1.0f, reversed)
{
positions = pos;
}
EffectAnimation::EffectAnimation(BattleInterface & owner, const AnimationPath & animationName, Point pos, int effects, bool reversed):
EffectAnimation(owner, animationName, effects, 1.0f, reversed)
{
positions.push_back(pos);
}
EffectAnimation::EffectAnimation(BattleInterface & owner, const AnimationPath & animationName, Point pos, BattleHex hex, int effects, bool reversed):
EffectAnimation(owner, animationName, effects, 1.0f, reversed)
{
assert(hex.isValid());
battlehexes.insert(hex);
positions.push_back(pos);
}
bool EffectAnimation::init()
{
auto first = animation->getImage(0, 0, true);
if(!first)
{
delete this;
return false;
}
for (size_t i = 0; i < animation->size(size_t(BattleEffect::AnimType::DEFAULT)); ++i)
{
size_t current = animation->size(size_t(BattleEffect::AnimType::DEFAULT)) - 1 - i;
animation->duplicateImage(size_t(BattleEffect::AnimType::DEFAULT), current, size_t(BattleEffect::AnimType::REVERSE));
}
if (screenFill())
{
for(int i=0; i * first->width() < owner.fieldController->pos.w ; ++i)
for(int j=0; j * first->height() < owner.fieldController->pos.h ; ++j)
positions.push_back(Point( i * first->width(), j * first->height()));
}
BattleEffect be;
be.effectID = ID;
be.animation = animation;
be.currentFrame = 0;
be.transparencyFactor = transparencyFactor;
be.type = reversed ? BattleEffect::AnimType::REVERSE : BattleEffect::AnimType::DEFAULT;
for (size_t i = 0; i < std::max(battlehexes.size(), positions.size()); ++i)
{
bool hasTile = i < battlehexes.size();
bool hasPosition = i < positions.size();
if (hasTile && !forceOnTop())
be.tile = battlehexes[i];
else
be.tile = BattleHex::INVALID;
if (hasPosition)
{
be.pos.x = positions[i].x;
be.pos.y = positions[i].y;
}
else
{
const auto * destStack = owner.getBattle()->battleGetUnitByPos(battlehexes[i], false);
Rect tilePos = owner.fieldController->hexPositionLocal(battlehexes[i]);
be.pos.x = tilePos.x + tilePos.w/2 - first->width()/2;
if(destStack && destStack->doubleWide()) // Correction for 2-hex creatures.
be.pos.x += (destStack->unitSide() == BattleSide::ATTACKER ? -1 : 1)*tilePos.w/2;
if (alignToBottom())
be.pos.y = tilePos.y + tilePos.h - first->height();
else
be.pos.y = tilePos.y - first->height()/2;
}
owner.effectsController->battleEffects.push_back(be);
}
return true;
}
void EffectAnimation::tick(uint32_t msPassed)
{
playEffect(msPassed);
if (effectFinished)
{
//remove visual effect itself only if sound has finished as well - necessary for obstacles like force field
clearEffect();
delete this;
}
}
bool EffectAnimation::alignToBottom() const
{
return effectFlags & ALIGN_TO_BOTTOM;
}
bool EffectAnimation::forceOnTop() const
{
return effectFlags & FORCE_ON_TOP;
}
bool EffectAnimation::screenFill() const
{
return effectFlags & SCREEN_FILL;
}
void EffectAnimation::onEffectFinished()
{
effectFinished = true;
}
void EffectAnimation::playEffect(uint32_t msPassed)
{
if ( effectFinished )
return;
for(auto & elem : owner.effectsController->battleEffects)
{
if(elem.effectID == ID)
{
elem.currentFrame += AnimationControls::getSpellEffectSpeed() * msPassed / 1000;
if(elem.currentFrame >= elem.animation->size())
{
elem.currentFrame = elem.animation->size() - 1;
onEffectFinished();
break;
}
}
}
}
void EffectAnimation::clearEffect()
{
auto & effects = owner.effectsController->battleEffects;
vstd::erase_if(effects, [&](const BattleEffect & effect){
return effect.effectID == ID;
});
}
EffectAnimation::~EffectAnimation()
{
assert(effectFinished);
}
HeroCastAnimation::HeroCastAnimation(BattleInterface & owner, std::shared_ptr<BattleHero> hero, BattleHex dest, const CStack * defender, const CSpell * spell):
BattleAnimation(owner),
projectileEmitted(false),
hero(hero),
target(defender),
tile(dest),
spell(spell)
{
}
bool HeroCastAnimation::init()
{
hero->setPhase(EHeroAnimType::CAST_SPELL);
hero->onPhaseFinished([&](){
delete this;
});
initializeProjectile();
return true;
}
void HeroCastAnimation::initializeProjectile()
{
// spell has no projectile to play, ignore this step
if (spell->animationInfo.projectile.empty())
return;
// targeted spells should have well, target
assert(tile.isValid());
Point srccoord = hero->pos.center() - hero->parent->pos.topLeft();
Point destcoord = owner.stacksController->getStackPositionAtHex(tile, target); //position attacked by projectile
destcoord += Point(222, 265); // FIXME: what are these constants?
owner.projectilesController->createSpellProjectile( nullptr, srccoord, destcoord, spell);
}
void HeroCastAnimation::emitProjectile()
{
if (projectileEmitted)
return;
//spell has no projectile to play, skip this step and immediately play hit animations
if (spell->animationInfo.projectile.empty())
emitAnimationEvent();
else
owner.projectilesController->emitStackProjectile( nullptr );
projectileEmitted = true;
}
void HeroCastAnimation::emitAnimationEvent()
{
owner.executeAnimationStage(EAnimationEvents::HIT);
}
void HeroCastAnimation::tick(uint32_t msPassed)
{
float frame = hero->getFrame();
if (frame < 4.0f) // middle point of animation //TODO: un-hardcode
return;
if (!projectileEmitted)
{
emitProjectile();
hero->pause();
return;
}
if (!owner.projectilesController->hasActiveProjectile(nullptr, false))
{
emitAnimationEvent();
//TODO: check H3 - it is possible that hero animation should be paused until hit effect is over, not just projectile
hero->play();
}
}
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