openclonk/planet/Objects.ocd/Items.ocd/Weapons.ocd/Sword.ocd/Script.c

380 lines
9.1 KiB
C

/**
Sword
Standard melee weapon.
*/
#include Library_MeleeWeapon
static const Sword_Standard_StrikingLength = 15; // in frames
local movement_effect;
local magic_number;
local carry_bone;
/*-- Engine Callbacks --*/
func Initialize()
{
PlayAnimation("Base", 5, Anim_Const(0), Anim_Const(1000));
return _inherited(...);
}
func Hit()
{
Sound("Hits::Materials::Metal::LightMetalHit?");
}
func Departure(object container)
{
// Always end the movement impairing effect when exiting
if (movement_effect)
{
RemoveEffect(nil, container, movement_effect);
movement_effect = nil;
}
}
/*-- Callbacks --*/
public func OnWeaponHitCheckStop(clonk)
{
carry_bone = nil;
clonk->UpdateAttach();
if (GetEffect("SwordStrikeSpeedUp", clonk))
RemoveEffect("SwordStrikeSpeedUp", clonk);
if (clonk->IsJumping())
{
if (!GetEffect("Fall", clonk))
AddEffect("Fall", clonk, 1, 1, clonk);
}
if (GetEffect("SwordStrikeStop", clonk))
RemoveEffect("SwordStrikeStop", clonk);
return;
}
/*-- Usage --*/
public func RejectUse(object clonk)
{
return !clonk->HasHandAction() || !CanStrikeWithWeapon(clonk) || !(clonk->IsWalking() || clonk->IsJumping());
}
public func ControlUse(object clonk, int x, int y)
{
var slow = GetEffect("SwordStrikeSlow", clonk);
var arm = "R";
carry_bone = "pos_hand2";
if (clonk->GetHandPosByItemPos(clonk->GetItemPos(this)) == 1)
{
arm = "L";
carry_bone = "pos_hand1";
}
var rand = Random(2) + 1;
var animation = Format("SwordSlash%d.%s", rand, arm);
var animation_sword = Format("Strike%d", rand);
var downwards_stab = false;
// figure out the kind of attack to use
var length = Sword_Standard_StrikingLength;
if (clonk->IsWalking())
{
if (!GetEffect("SwordStrikeStop", clonk))
movement_effect = AddEffect("SwordStrikeStop", clonk, 2, length, this);
}
else if (clonk->IsJumping())
{
rand = 1;
if (clonk->GetYDir() < -5)
{
rand = 2;
}
animation = Format("SwordJump%d.%s", rand, arm);
if (!slow && !GetEffect("DelayTranslateVelocity", clonk))
{
// check whether the player aims below the Clonk
var a = Angle(0, 0, x, y);
var x_dir = Sin(a, 60);
if (Inside(a, 35 + 90, 35 + 180))
// the player aims downwards
if ((BoundBy(x_dir, -1, 1) == BoundBy(clonk->GetXDir(), -1, 1)) || (clonk->GetXDir() == 0))
// the player aims into the direction the Clonk is already jumping
{
clonk->SetXDir(x_dir);
clonk->SetYDir(-Cos(a, 60));
AddEffect("DelayTranslateVelocity", clonk, 2, 3, nil, Library_MeleeWeapon);
// modified animation
length = 50;
animation = Format("SwordSlash1.%s", arm);
downwards_stab = true;
if (GetEffect("Fall", clonk))
RemoveEffect("Fall", clonk);
// visual effect
AddEffect("VisualJumpStrike", clonk, 1, 2, nil, Sword);
}
}
}
if (!downwards_stab)
{
PlayWeaponAnimation(clonk, animation, 10, Anim_Linear(0, 0, clonk->GetAnimationLength(animation), length, ANIM_Remove), Anim_Const(1000));
PlayAnimation(animation_sword, 10, Anim_Linear(0, 0, GetAnimationLength(animation_sword), length, ANIM_Remove), Anim_Const(1000));
}
else
{
PlayWeaponAnimation(clonk, animation, 10, Anim_Linear(0, 0, (clonk->GetAnimationLength(animation) * 3) / 4, 5, ANIM_Hold), Anim_Const(1000));
PlayAnimation(animation_sword, 10, Anim_Linear(GetAnimationLength(animation_sword) / 2, 0, GetAnimationLength(animation_sword), length, ANIM_Remove), Anim_Const(1000));
}
clonk->UpdateAttach();
// this means that the sword can only hit an object every X frames
// change it to something that changes every strike if you want the sword to be able to hit the same enemy with different
// strikes regardless of the time in between
magic_number = ObjectNumber();
StartWeaponHitCheckEffect(clonk, length, 1);
this->Sound("Objects::Weapons::WeaponSwing?");
return true;
}
func FxVisualJumpStrikeStart(target, effect, temp)
{
if(temp) return;
effect.x_add = 20;
if (target->GetXDir() < 0)
{
effect.x_add *= -1;
}
effect.visual = CreateObjectAbove(Sword_JumpEffect, 0, 0, nil);
effect.visual->Point({x = target->GetX() + effect.x_add, y = target->GetY() + 10}, {x = target->GetX() + effect.x_add, y = target->GetY() + 10});
}
func FxVisualJumpStrikeTimer(target, effect, time)
{
if (!target->~IsJumping())
{
effect.visual->FadeOut();
effect.visual = nil;
return -1;
}
effect.visual->Point(nil, {x = target->GetX() + effect.x_add, y = target->GetY() + 10});
}
func FxVisualJumpStrikeStop(target, effect, reason, temp)
{
if(temp) return;
if(!effect.visual) return;
effect.visual->FadeOut();
}
func SwordDamage(int shield)
{
return (100 - shield) * 9 * 1000 / 100;
}
func CheckStrike(iTime)
{
//if(iTime < 20) return;
var offset_x = 7;
var offset_y = 0;
if (Contained()->GetDir() == DIR_Left)
offset_x *= -1;
if (!(Contained()->GetContact(-1) & CNAT_Bottom))
offset_y = 10;
var width = 15;
var height = 20;
var angle = 0;
var doBash = Abs(Contained()->GetXDir()) > 5 || Abs(Contained()->GetYDir()) > 5;
if (!doBash)
{
doBash = Contained()->GetContact(-1) & CNAT_Bottom;
}
if (doBash)
{
if (Contained()->GetDir() == DIR_Left)
angle = -(Max(5, Abs(Contained()->GetXDir())));
else
angle = (Max(5, Abs(Contained()->GetXDir())));
}
for(var obj in FindObjects(Find_AtRect(offset_x - width/2, offset_y - height/2, width, height),
Find_NoContainer(),
Find_Exclude(Contained()),
Find_Layer(GetObjectLayer())))
{
if (obj->~IsProjectileTarget(this, Contained()))
{
var effect_name = Format("HasBeenHitBySwordEffect%d", magic_number);
var sword_name = Format("HasBeenHitBySword%d", this->ObjectNumber());
var first = true;
// don't hit objects twice
if (!GetEffect(effect_name, obj))
{
AddEffect(effect_name, obj, 1, Sword_Standard_StrikingLength);
if (GetEffect(sword_name, obj))
{
//Log("successive hit");
first = false;
}
else
{
//Log("first hit overall");
AddEffect(sword_name, obj, 1, 40);
}
// Reduce damage by shield
var shield = ApplyShieldFactor(Contained(), obj, 0); // damage out of scope?
if (shield == 100)
continue;
// Sound before damage to prevent null pointer access if callbacks delete this
Sound("Objects::Weapons::WeaponHit?", false);
// fixed damage (9)
var damage = SwordDamage(shield);
WeaponDamage(obj, damage, FX_Call_EngGetPunched, true);
// object has not been deleted?
if (obj)
{
if (offset_y)
ApplyWeaponBash(obj, 100, 0);
else if (!first)
ApplyWeaponBash(obj, damage / 50, Angle(0, 0, angle, -10));
else if (!offset_y)
DoWeaponSlow(obj, 300);
// Particle effect
var particle =
{
Size = 20,
BlitMode = GFX_BLIT_Additive,
Attach = ATTACH_Front | ATTACH_MoveRelative,
Phase = PV_Linear(0, 3)
};
if (Contained()->GetDir() == DIR_Left)
{
particle.Phase = PV_Linear(4, 7);
}
obj->CreateParticle("SwordSlice", RandomX(-1, 1), RandomX(-1, 1), 0, 0, 6, particle);
}
// and done. We can only hit one target
break;
}
}
}
}
func FxSwordStrikeStopStart(pTarget, effect, iTemp)
{
if(iTemp) return;
pTarget->PushActionSpeed("Walk", (pTarget.ActMap.Walk.Speed) / 100);
}
func FxSwordStrikeStopStop(pTarget, effect, iCause, iTemp)
{
if(iTemp) return;
pTarget->PopActionSpeed("Walk");
if (this)
movement_effect = nil;
}
func FxSwordStrikeStopTimer(pTarget, effect)
{
return -1;
}
func FxSwordStrikeSpeedUpStart(pTarget, effect, iTemp)
{
pTarget->PushActionSpeed("Walk", pTarget.ActMap.Walk.Speed * 3);
pTarget.ActMap.Walk.Accel = 210;
}
func FxSwordStrikeSpeedUpTimer(pTarget, effect, iEffectTime)
{
if (!pTarget->GetContact(-1) & CNAT_Bottom)
return -1;
if (iEffectTime > 35 * 2)
return -1;
}
func FxSwordStrikeSpeedUpStop(pTarget, effect, iCause, iTemp)
{
pTarget->PopActionSpeed("Walk");
if(iTemp) return;
if(!pTarget->GetAlive()) return;
AddEffect("SwordStrikeSlow", pTarget, 1, 5, nil, Sword, effect.Time);
}
func FxSwordStrikeSlowStart(pTarget, effect, iTemp, iTime)
{
pTarget->PushActionSpeed("Walk", pTarget.ActMap.Walk.Speed / 3);
if(iTemp) return;
effect.starttime = iTime;
}
func FxSwordStrikeSlowTimer(pTarget, effect, iEffectTime)
{
if (iEffectTime > effect.starttime)
return -1;
}
func FxSwordStrikeSlowStop(pTarget, effect, iCause, iTemp)
{
pTarget->PopActionSpeed("Walk");
}
/*-- Production --*/
public func IsWeapon() { return true; }
public func IsArmoryProduct() { return true; }
/*-- Display --*/
public func GetCarryMode(object clonk, bool idle, bool nohand)
{
if (idle)
return CARRY_Sword;
return CARRY_HandBack;
}
public func GetCarrySpecial(clonk) { return carry_bone; }
public func GetCarryTransform(clonk, sec, back)
{
if (sec) return Trans_Mul(Trans_Rotate(130, 0, 0, 1), Trans_Translate(-3500, 0, 2800));
if(back) return Trans_Mul(Trans_Rotate(180,0,1,0), Trans_Rotate(-90,1,0,0), Trans_Translate(-7000,0,0));
return Trans_Rotate(-90, 1, 0, 0);
}
func Definition(def)
{
SetProperty("PictureTransformation", Trans_Rotate(20, 0, 0, 1), def);
}
/*-- Properties --*/
local Name = "$Name$";
local Description = "$Description$";
local Collectible = true;
local Components = {Wood = 1, Metal = 1};