void CReverseAnimation::setupSecondPart()
{
if(!stack)
{
endAnim();
return;
}
rotateStack(owner, stack, hex);
if(myAnim->framesInGroup(CCreatureAnim::TURN_R))
{
myAnim->setType(CCreatureAnim::TURN_R);
myAnim->onAnimationReset += std::bind(&CReverseAnimation::endAnim, this);
}
else
endAnim();
}
bool CMovementEndAnimation::init()
{
if( !isEarliest(true) )
return false;
if(!stack || myAnim->framesInGroup(CCreatureAnim::MOVE_END) == 0 ||
myAnim->isDead())
{
endAnim();
return false;
}
CCS->soundh->playSound(battle_sound(stack->getCreature(), endMoving));
myAnim->setType(CCreatureAnim::MOVE_END);
myAnim->onAnimationReset += std::bind(&CMovementEndAnimation::endAnim, this);
return true;
}
void CSpellEffectAnimation::nextFrame()
{
//notice: there may be more than one effect in owner->battleEffects correcponding to this animation (ie. armageddon)
for(auto & elem : owner->battleEffects)
{
if(elem.effectID == ID)
{
elem.currentFrame += AnimationControls::getSpellEffectSpeed() * GH.mainFPSmng->getElapsedMilliseconds() / 1000;
if(elem.currentFrame >= elem.maxFrame)
{
endAnim();
break;
}
else
{
elem.x += dx;
elem.y += dy;
}
}
}
}
bool CReverseAnimation::init()
{
if(myAnim == nullptr || myAnim->isDead())
{
endAnim();
return false; //there is no such creature
}
if(!priority && !isEarliest(false))
return false;
if(myAnim->framesInGroup(CCreatureAnim::TURN_L))
{
myAnim->setType(CCreatureAnim::TURN_L);
myAnim->onAnimationReset += std::bind(&CReverseAnimation::setupSecondPart, this);
}
else
{
setupSecondPart();
}
return true;
}
void CMovementAnimation::nextFrame()
{
progress += float(GH.mainFPSmng->getElapsedMilliseconds()) / 1000 * timeToMove;
//moving instructions
myAnim->pos.x = static_cast<Sint16>(begX + distanceX * progress );
myAnim->pos.y = static_cast<Sint16>(begY + distanceY * progress );
CBattleAnimation::nextFrame();
if(progress >= 1.0)
{
// Sets the position of the creature animation sprites
Point coords = CClickableHex::getXYUnitAnim(nextHex, stack, owner);
myAnim->pos = coords;
// true if creature haven't reached the final destination hex
if ((curentMoveIndex + 1) < destTiles.size())
{
// update the next hex field which has to be reached by the stack
curentMoveIndex++;
oldPos = nextHex;
nextHex = destTiles[curentMoveIndex];
// re-init animation
for(auto & elem : owner->pendingAnims)
{
if (elem.first == this)
{
elem.second = false;
break;
}
}
}
else
endAnim();
}
}
bool CSpellEffectAnimation::init()
{
if(!isEarliest(true))
return false;
if(effect == 12) //armageddon
{
if(effect == -1 || graphics->battleACToDef[effect].size() != 0)
{
CDefHandler * anim;
if(customAnim.size())
anim = CDefHandler::giveDef(customAnim);
else
anim = CDefHandler::giveDef(graphics->battleACToDef[effect][0]);
if (Vflip)
{
for (auto & elem : anim->ourImages)
{
CSDL_Ext::VflipSurf(elem.bitmap);
}
}
for(int i=0; i * anim->width < owner->pos.w ; ++i)
{
for(int j=0; j * anim->height < owner->pos.h ; ++j)
{
BattleEffect be;
be.effectID = ID;
be.anim = CDefHandler::giveDef(graphics->battleACToDef[effect][0]);
if (Vflip)
{
for (auto & elem : be.anim->ourImages)
{
CSDL_Ext::VflipSurf(elem.bitmap);
}
}
be.currentFrame = 0;
be.maxFrame = be.anim->ourImages.size();
be.x = i * anim->width + owner->pos.x;
be.y = j * anim->height + owner->pos.y;
be.position = BattleHex::INVALID;
owner->battleEffects.push_back(be);
}
}
}
else //there is nothing to play
{
endAnim();
return false;
}
}
else // Effects targeted at a specific creature/hex.
{
if(effect == -1 || graphics->battleACToDef[effect].size() != 0)
{
const CStack* destStack = owner->getCurrentPlayerInterface()->cb->battleGetStackByPos(destTile, false);
Rect &tilePos = owner->bfield[destTile]->pos;
BattleEffect be;
be.effectID = ID;
if(customAnim.size())
be.anim = CDefHandler::giveDef(customAnim);
else
be.anim = CDefHandler::giveDef(graphics->battleACToDef[effect][0]);
if (Vflip)
{
for (auto & elem : be.anim->ourImages)
{
CSDL_Ext::VflipSurf(elem.bitmap);
}
}
be.currentFrame = 0;
be.maxFrame = be.anim->ourImages.size();
if(effect == 1)
be.maxFrame = 3;
switch (effect)
{
case ui32(-1):
be.x = x;
be.y = y;
break;
case 0: // Prayer and Lightning Bolt.
case 1:
case 19: // Slow
// Position effect with it's bottom center touching the bottom center of affected tile(s).
be.x = tilePos.x + tilePos.w/2 - be.anim->width/2;
be.y = tilePos.y + tilePos.h - be.anim->height;
break;
default:
// Position effect with it's center touching the top center of affected tile(s).
be.x = tilePos.x + tilePos.w/2 - be.anim->width/2;
be.y = tilePos.y - be.anim->height/2;
break;
}
// Correction for 2-hex creatures.
if (destStack != nullptr && destStack->doubleWide())
be.x += (destStack->attackerOwned ? -1 : 1)*tilePos.w/2;
//Indicate if effect should be drawn on top of everything or just on top of the hex
if(areaEffect)
be.position = BattleHex::INVALID;
else
be.position = destTile;
owner->battleEffects.push_back(be);
}
else //there is nothing to play
{
endAnim();
return false;
}
}
//battleEffects
return true;
}
bool CShootingAnimation::init()
{
if( !CAttackAnimation::checkInitialConditions() )
return false;
const CStack * shooter = attackingStack;
if(!shooter || myAnim->isDead())
{
endAnim();
return false;
}
//reverse unit if necessary
if (attackingStack && attackedStack && owner->getCurrentPlayerInterface()->cb->isToReverse(attackingStack->position, attackedStack->position, owner->creDir[attackingStack->ID], attackingStack->doubleWide(), owner->creDir[attackedStack->ID]))
{
owner->addNewAnim(new CReverseAnimation(owner, attackingStack, attackingStack->position, true));
return false;
}
// opponent must face attacker ( = different directions) before he can be attacked
if (attackingStack && attackedStack &&
owner->creDir[attackingStack->ID] == owner->creDir[attackedStack->ID])
return false;
// Create the projectile animation
//maximal angle in radians between straight horizontal line and shooting line for which shot is considered to be straight (absoulte value)
static const double straightAngle = 0.2;
// Get further info about the shooter e.g. relative pos of projectile to unit.
// If the creature id is 149 then it's a arrow tower which has no additional info so get the
// actual arrow tower shooter instead.
const CCreature *shooterInfo = shooter->getCreature();
if (shooterInfo->idNumber == CreatureID::ARROW_TOWERS)
{
int creID = owner->siegeH->town->town->clientInfo.siegeShooter;
shooterInfo = CGI->creh->creatures[creID];
}
ProjectileInfo spi;
spi.shotDone = false;
spi.creID = shooter->getCreature()->idNumber;
spi.stackID = shooter->ID;
// reverse if creature is facing right OR this is non-existing stack that is not tower (war machines)
spi.reverse = attackingStack ? !owner->creDir[attackingStack->ID] : shooter->getCreature()->idNumber != CreatureID::ARROW_TOWERS ;
spi.step = 0;
spi.frameNum = 0;
Point fromPos;
Point destPos;
// NOTE: two lines below return different positions (very notable with 2-hex creatures). Obtaining via creanims seems to be more precise
fromPos = owner->creAnims[spi.stackID]->pos.topLeft();
//xycoord = CClickableHex::getXYUnitAnim(shooter->position, true, shooter, owner);
destPos = CClickableHex::getXYUnitAnim(dest, attackedStack, owner);
// to properly translate coordinates when shooter is rotated
int multiplier = spi.reverse ? -1 : 1;
double projectileAngle = atan2(fabs((double)destPos.y - fromPos.y), fabs((double)destPos.x - fromPos.x));
if(shooter->position < dest)
projectileAngle = -projectileAngle;
// Calculate projectile start position. Offsets are read out of the CRANIM.TXT.
if (projectileAngle > straightAngle)
{
//upper shot
spi.x = fromPos.x + 222 + ( -25 + shooterInfo->animation.upperRightMissleOffsetX ) * multiplier;
spi.y = fromPos.y + 265 + shooterInfo->animation.upperRightMissleOffsetY;
}
else if (projectileAngle < -straightAngle)
{
//lower shot
spi.x = fromPos.x + 222 + ( -25 + shooterInfo->animation.lowerRightMissleOffsetX ) * multiplier;
spi.y = fromPos.y + 265 + shooterInfo->animation.lowerRightMissleOffsetY;
}
else
{
//straight shot
spi.x = fromPos.x + 222 + ( -25 + shooterInfo->animation.rightMissleOffsetX ) * multiplier;
spi.y = fromPos.y + 265 + shooterInfo->animation.rightMissleOffsetY;
}
destPos += Point(225, 225);
// recalculate angle taking in account offsets
//projectileAngle = atan2(fabs(destPos.y - spi.y), fabs(destPos.x - spi.x));
//if(shooter->position < dest)
// projectileAngle = -projectileAngle;
if (attackedStack)
{
double animSpeed = AnimationControls::getProjectileSpeed(); // flight speed of projectile
spi.lastStep = static_cast<int>(sqrt(static_cast<double>((destPos.x - spi.x) * (destPos.x - spi.x) + (destPos.y - spi.y) * (destPos.y - spi.y))) / animSpeed);
if(spi.lastStep == 0)
spi.lastStep = 1;
spi.dx = (destPos.x - spi.x) / spi.lastStep;
spi.dy = (destPos.y - spi.y) / spi.lastStep;
}
else
{
// Catapult attack
spi.catapultInfo.reset(new CatapultProjectileInfo(Point(spi.x, spi.y), destPos));
double animSpeed = AnimationControls::getProjectileSpeed() / 10;
spi.lastStep = abs((destPos.x - spi.x) / animSpeed);
spi.dx = animSpeed;
spi.dy = 0;
SDL_Surface * img = owner->idToProjectile[spi.creID]->ourImages[0].bitmap;
// Add explosion anim
Point animPos(destPos.x - 126 + img->w / 2,
destPos.y - 105 + img->h / 2);
owner->addNewAnim( new CSpellEffectAnimation(owner, catapultDamage ? "SGEXPL.DEF" : "CSGRCK.DEF", animPos.x, animPos.y));
}
auto & angles = shooterInfo->animation.missleFrameAngles;
double pi = boost::math::constants::pi<double>();
// only frames below maxFrame are usable: anything higher is either no present or we don't know when it should be used
size_t maxFrame = std::min<size_t>(angles.size(), owner->idToProjectile[spi.creID]->ourImages.size());
assert(maxFrame > 0);
// values in angles array indicate position from which this frame was rendered, in degrees.
// find frame that has closest angle to one that we need for this shot
size_t bestID = 0;
double bestDiff = fabs( angles[0] / 180 * pi - projectileAngle );
for (size_t i=1; i<maxFrame; i++)
{
double currentDiff = fabs( angles[i] / 180 * pi - projectileAngle );
if (currentDiff < bestDiff)
{
bestID = i;
bestDiff = currentDiff;
}
}
spi.frameNum = bestID;
// Set projectile animation start delay which is specified in frames
spi.animStartDelay = shooterInfo->animation.attackClimaxFrame;
owner->projectiles.push_back(spi);
//attack animation
shooting = true;
if(projectileAngle > straightAngle) //upper shot
group = CCreatureAnim::SHOOT_UP;
else if(projectileAngle < -straightAngle) //lower shot
group = CCreatureAnim::SHOOT_DOWN;
else //straight shot
group = CCreatureAnim::SHOOT_FRONT;
return true;
}
bool CMovementAnimation::init()
{
if( !isEarliest(false) )
return false;
if(!stack || myAnim->isDead())
{
endAnim();
return false;
}
if(owner->creAnims[stack->ID]->framesInGroup(CCreatureAnim::MOVING) == 0 ||
stack->hasBonus(Selector::typeSubtype(Bonus::FLYING, 1)))
{
//no movement or teleport, end immediately
endAnim();
return false;
}
//reverse unit if necessary
if(shouldRotate())
{
// it seems that H3 does NOT plays full rotation animation here in most situations
// Logical since it takes quite a lot of time
if (curentMoveIndex == 0) // full rotation only for moving towards first tile.
{
owner->addNewAnim(new CReverseAnimation(owner, stack, oldPos, true));
return false;
}
else
{
CReverseAnimation::rotateStack(owner, stack, oldPos);
}
}
if(myAnim->getType() != CCreatureAnim::MOVING)
{
myAnim->setType(CCreatureAnim::MOVING);
}
if (owner->moveSoundHander == -1)
{
owner->moveSoundHander = CCS->soundh->playSound(battle_sound(stack->getCreature(), move), -1);
}
Point begPosition = CClickableHex::getXYUnitAnim(oldPos, stack, owner);
Point endPosition = CClickableHex::getXYUnitAnim(nextHex, stack, owner);
timeToMove = AnimationControls::getMovementDuration(stack->getCreature());
begX = begPosition.x;
begY = begPosition.y;
progress = 0;
distanceX = endPosition.x - begPosition.x;
distanceY = endPosition.y - begPosition.y;
if (stack->hasBonus(Selector::type(Bonus::FLYING)))
{
float distance = sqrt(distanceX * distanceX + distanceY * distanceY);
timeToMove *= AnimationControls::getFlightDistance(stack->getCreature()) / distance;
}
return true;
}
bool CMeleeAttackAnimation::init()
{
if( !CAttackAnimation::checkInitialConditions() )
return false;
if(!attackingStack || myAnim->isDead())
{
endAnim();
return false;
}
bool toReverse = owner->getCurrentPlayerInterface()->cb->isToReverse(attackingStackPosBeforeReturn, dest, owner->creDir[stack->ID], attackedStack->doubleWide(), owner->creDir[attackedStack->ID]);
if (toReverse)
{
owner->addNewAnim(new CReverseAnimation(owner, stack, attackingStackPosBeforeReturn, true));
return false;
}
// opponent must face attacker ( = different directions) before he can be attacked
if (attackingStack && attackedStack &&
owner->creDir[attackingStack->ID] == owner->creDir[attackedStack->ID])
return false;
//reversed
shooting = false;
static const CCreatureAnim::EAnimType mutPosToGroup[] = {CCreatureAnim::ATTACK_UP, CCreatureAnim::ATTACK_UP,
CCreatureAnim::ATTACK_FRONT, CCreatureAnim::ATTACK_DOWN, CCreatureAnim::ATTACK_DOWN, CCreatureAnim::ATTACK_FRONT};
int revShiftattacker = (attackingStack->attackerOwned ? -1 : 1);
int mutPos = BattleHex::mutualPosition(attackingStackPosBeforeReturn, dest);
if(mutPos == -1 && attackingStack->doubleWide())
{
mutPos = BattleHex::mutualPosition(attackingStackPosBeforeReturn + revShiftattacker, attackedStack->position);
}
if (mutPos == -1 && attackedStack->doubleWide())
{
mutPos = BattleHex::mutualPosition(attackingStackPosBeforeReturn, attackedStack->occupiedHex());
}
if (mutPos == -1 && attackedStack->doubleWide() && attackingStack->doubleWide())
{
mutPos = BattleHex::mutualPosition(attackingStackPosBeforeReturn + revShiftattacker, attackedStack->occupiedHex());
}
switch(mutPos) //attack direction
{
case 0: case 1: case 2: case 3: case 4: case 5:
group = mutPosToGroup[mutPos];
break;
default:
logGlobal->errorStream()<<"Critical Error! Wrong dest in stackAttacking! dest: "<<dest<<" attacking stack pos: "<<attackingStackPosBeforeReturn<<" mutual pos: "<<mutPos;
group = CCreatureAnim::ATTACK_FRONT;
break;
}
return true;
}
void CDummyAnimation::nextFrame()
{
counter++;
if(counter > howMany)
endAnim();
}
void HWindow::closeWindow(){
setTocuhEnable(false);
endAnim();
}