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#14 Mutant basic AI

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XProger
2018-06-01 05:07:02 +03:00
parent 04fce6da95
commit 8b5c17445a
1 changed files with 100 additions and 0 deletions
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100
src/enemy.h
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@@ -1756,7 +1756,37 @@ struct Raptor : Enemy {
} }
}; };
#define MUTANT_TURN_FAST (DEG2RAD * 180)
#define MUTANT_TURN_SLOW (DEG2RAD * 60)
#define MUTANT_DIST_ATTACK_1 600
#define MUTANT_DIST_ATTACK_2 (2048 + 512)
#define MUTANT_DIST_ATTACK_3 300
#define MUTANT_DIST_STALK (4096 + 512)
struct Mutant : Enemy { struct Mutant : Enemy {
enum {
HIT_MASK = 0x0678,
};
enum {
STATE_NONE,
STATE_STOP,
STATE_WALK,
STATE_RUN,
STATE_ATTACK_1,
STATE_DEATH,
STATE_LOOKING,
STATE_ATTACK_2,
STATE_ATTACK_3,
STATE_AIM_1,
STATE_AIM_2,
STATE_FIRE,
STATE_IDLE,
STATE_FLY,
};
Mutant(IGame *game, int entity) : Enemy(game, entity, 50, 341, 150.0f, 1.0f) { Mutant(IGame *game, int entity) : Enemy(game, entity, 50, 341, 150.0f, 1.0f) {
if (getEntity().type != TR::Entity::ENEMY_MUTANT_1) { if (getEntity().type != TR::Entity::ENEMY_MUTANT_1) {
initMeshOverrides(); initMeshOverrides();
@@ -1788,10 +1818,80 @@ struct Mutant : Enemy {
virtual int getStateGround() { virtual int getStateGround() {
if (!think(true)) if (!think(true))
return state; return state;
if (nextState == state)
nextState = STATE_NONE;
int mask = collide(target);
switch (state) {
case STATE_IDLE :
return STATE_STOP;
case STATE_STOP :
if ((targetCanAttack && targetDist < MUTANT_DIST_ATTACK_3) || (mask & HIT_MASK))
return STATE_ATTACK_3;
if ((targetCanAttack && targetDist < MUTANT_DIST_ATTACK_1))
return STATE_ATTACK_1;
if (mood == MOOD_SLEEP || (mood == MOOD_STALK && targetDist < MUTANT_DIST_STALK))
return STATE_LOOKING;
return STATE_RUN;
case STATE_LOOKING :
switch (mood) {
case MOOD_SLEEP :
if (rand() < 256)
return STATE_WALK;
break;
case MOOD_STALK :
if (targetDist < MUTANT_DIST_STALK) {
if (target->zone == zone && rand() < 256)
return STATE_WALK;
} else
return STATE_STOP;
break;
case MOOD_ATTACK :
case MOOD_ESCAPE :
return STATE_STOP;
}
case STATE_WALK :
if (mood == MOOD_ATTACK || mood == MOOD_ESCAPE)
return STATE_STOP;
if (mood == MOOD_SLEEP || (mood == MOOD_STALK && target->zone != zone)) {
if (rand() < 50)
return STATE_LOOKING;
} else if (mood == MOOD_STALK && targetDist > MUTANT_DIST_STALK)
return STATE_STOP;
break;
case STATE_RUN :
if (mask & HIT_MASK)
return STATE_STOP;
if (targetCanAttack && targetDist < MUTANT_DIST_ATTACK_1)
return STATE_STOP;
if (targetInView && targetDist < MUTANT_DIST_ATTACK_2)
return STATE_ATTACK_2;
if (mood == MOOD_SLEEP || (mood == MOOD_STALK && targetDist < MUTANT_DIST_STALK))
return STATE_STOP;
break;
case STATE_ATTACK_1 :
case STATE_ATTACK_2 :
case STATE_ATTACK_3 :
if (nextState == STATE_NONE && (mask & HIT_MASK)) {
float damage = state == STATE_ATTACK_1 ? 150.0f : (state == STATE_ATTACK_2 ? 100.0f : 200.0f);
bite(getJoint(jointHead).pos, damage);
nextState = STATE_STOP;
}
break;
}
return state; return state;
} }
virtual void updatePosition() { virtual void updatePosition() {
float angleY = 0.0f;
getTargetInfo(0, NULL, NULL, &angleY, NULL);
if (state == STATE_RUN || state == STATE_WALK)
turn(angleY, state == STATE_RUN ? RAPTOR_TURN_FAST : RAPTOR_TURN_SLOW);
Enemy::updatePosition(); Enemy::updatePosition();
setOverrides(true, jointChest, jointHead); setOverrides(true, jointChest, jointHead);
lookAt(target); lookAt(target);