SBSPSS/source/enemy/nhcrab.cpp
Charles 891103611f
2001-04-26 15:20:21 +00:00

232 lines
4.2 KiB
C++

/*=========================================================================
nhcrab.cpp
Author: CRB
Created:
Project: Spongebob
Purpose:
Copyright (c) 2001 Climax Development Ltd
===========================================================================*/
#ifndef __ENEMY_NPC_H__
#include "enemy\npc.h"
#endif
#ifndef __ENEMY_NHCRAB_H__
#include "enemy\nhcrab.h"
#endif
#ifndef __GAME_GAME_H__
#include "game\game.h"
#endif
#ifndef __UTILS_HEADER__
#include "utils\utils.h"
#endif
#ifndef __ANIM_HERMITCRAB_HEADER__
#include <ACTOR_HERMITCRAB_ANIM.h>
#endif
void CNpcHermitCrabEnemy::postInit()
{
m_npcPath.setPathType( CNpcPath::PONG_PATH );
m_state = HERMIT_CRAB_NO_ATTACK;
}
bool CNpcHermitCrabEnemy::processSensor()
{
switch( m_sensorFunc )
{
case NPC_SENSOR_NONE:
return( false );
default:
{
if ( playerXDistSqr + playerYDistSqr < 400 )
{
m_controlFunc = NPC_CONTROL_CLOSE;
return( true );
}
else
{
return( false );
}
}
}
}
void CNpcHermitCrabEnemy::processClose( int _frames )
{
if ( m_state == HERMIT_CRAB_NO_ATTACK )
{
m_state = ( getRnd() % 2 ) + 1;
}
switch( m_state )
{
case HERMIT_CRAB_PUNCH_ATTACK:
{
if ( m_animNo != ANIM_HERMITCRAB_PUNCH )
{
m_animPlaying = true;
m_animNo = ANIM_HERMITCRAB_PUNCH;
m_frame = 0;
}
else if ( !m_animPlaying )
{
m_state = HERMIT_CRAB_NO_ATTACK;
m_controlFunc = NPC_CONTROL_MOVEMENT;
m_timerFunc = NPC_TIMER_ATTACK_DONE;
m_timerTimer = GameState::getOneSecondInFrames();
m_sensorFunc = NPC_SENSOR_NONE;
}
break;
}
case HERMIT_CRAB_ROLL_ATTACK:
{
if ( !m_animPlaying || m_animNo == m_data[m_type].moveAnim )
{
switch( m_animNo )
{
case ANIM_HERMITCRAB_ROLLATTACKSTART:
{
m_animPlaying = true;
m_animNo = ANIM_HERMITCRAB_ROLLATTACK;
m_frame = 0;
if ( playerXDist > 0 )
{
m_extendDir = EXTEND_RIGHT;
}
else
{
m_extendDir = EXTEND_LEFT;
}
break;
}
case ANIM_HERMITCRAB_ROLLATTACK:
{
m_animPlaying = true;
m_animNo = ANIM_HERMITCRAB_ROLLATTACKEND;
m_frame = 0;
break;
}
case ANIM_HERMITCRAB_ROLLATTACKEND:
{
m_state = HERMIT_CRAB_NO_ATTACK;
m_controlFunc = NPC_CONTROL_MOVEMENT;
m_timerFunc = NPC_TIMER_ATTACK_DONE;
m_timerTimer = GameState::getOneSecondInFrames();
m_sensorFunc = NPC_SENSOR_NONE;
break;
}
default:
{
m_animPlaying = true;
m_animNo = ANIM_HERMITCRAB_ROLLATTACKSTART;
m_frame = 0;
break;
}
}
}
if ( m_animNo == ANIM_HERMITCRAB_ROLLATTACK )
{
// check for vertical movement
s32 moveX = 0, moveY = 0;
s32 groundHeight;
s32 fallSpeed = 3;
s8 yMovement = fallSpeed * _frames;
moveX = 6 * _frames;
m_heading = 0;
if ( m_extendDir == EXTEND_LEFT )
{
moveX = -moveX;
m_heading = 2048;
}
s32 minX, maxX, newX;
m_npcPath.getPathXExtents( &minX, &maxX );
newX = Pos.vx + moveX;
if ( newX < minX || newX > maxX )
{
// moving outside path constraints, abort
m_animPlaying = true;
m_animNo = ANIM_HERMITCRAB_ROLLATTACKEND;
m_frame = 0;
}
else
{
groundHeight = m_layerCollision->getHeightFromGround( newX, Pos.vy, yMovement + 16 );
if ( groundHeight <= yMovement )
{
// groundHeight <= yMovement indicates either just above ground or on or below ground
moveY = groundHeight;
}
else
{
// fall
moveY = yMovement;
}
Pos.vx = newX;
Pos.vy += moveY;
}
}
}
default:
break;
}
}
void CNpcHermitCrabEnemy::processMovementModifier( int _frames, s32 distX, s32 distY, s32 dist, s16 headingChange )
{
Pos.vx += distX;
Pos.vy += distY;
// sort out draw rotation
DVECTOR testPos1, testPos2;
testPos1 = testPos2 = Pos;
testPos1.vx -= 10;
testPos2.vx += 10;
testPos1.vy += m_layerCollision->getHeightFromGround( testPos1.vx, testPos1.vy, 16 );
testPos2.vy += m_layerCollision->getHeightFromGround( testPos1.vx, testPos1.vy, 16 );
s32 xDist = testPos2.vx - testPos1.vx;
s32 yDist = testPos2.vy - testPos1.vy;
s16 heading = ratan2( yDist, xDist );
m_drawRotation = heading;
}