769 lines
17 KiB
C++
769 lines
17 KiB
C++
/*=========================================================================
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projectl.cpp
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Author: CRB
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Created:
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Project: Spongebob
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Purpose:
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Copyright (c) 2000 Climax Development Ltd
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===========================================================================*/
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#ifndef __PROJECTL_PROJECTL_H__
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#include "projectl\projectl.h"
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#endif
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#ifndef __GFX_SPRBANK_H__
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#include "gfx\sprbank.h"
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#endif
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#ifndef __LEVEL_LEVEL_H__
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#include "level\level.h"
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#endif
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#ifndef __FILE_EQUATES_H__
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#include <biglump.h>
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#endif
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#ifndef __SPR_SPRITES_H__
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#include <sprites.h>
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#endif
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#ifndef __VID_HEADER_
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#include "system\vid.h"
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#endif
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#ifndef __GAME_GAME_H__
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#include "game\game.h"
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#endif
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#ifndef __PLAYER_PLAYER_H__
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#include "player\player.h"
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#endif
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#ifndef __ENEMY_NPC_H__
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#include "enemy\npc.h"
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#endif
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#include "gfx\otpos.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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CProjectile *CProjectile::Create()
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{
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CProjectile *projectile;
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projectile = (CProjectile*)CThingManager::GetThing(TYPE_ENEMYPROJECTILE,0);
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if ( !projectile )
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{
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projectile = new ("enemy projectile") CProjectile;
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}
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ASSERT(projectile);
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return( projectile );
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::init()
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{
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CEnemyProjectileThing::init();
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m_spriteFrame = FRM__SPIKE;
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setThingSubType(0);
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m_initHeading = m_heading = 0;
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m_lifetime = GameState::getOneSecondInFrames() * 2;
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m_movementType = PROJECTILE_DUMBFIRE;
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m_lifetimeType = PROJECTILE_FINITE_LIFE;
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m_state = PROJECTILE_ATTACK;
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m_turnSpeed = 256;
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m_extension = 0;
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// m_isShuttingDown = false;
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m_ot = OTPOS__ACTOR_POS;
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m_speed = 3;
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updateCollisionArea();
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::init( DVECTOR initPos, s16 initHeading )
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{
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init();
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m_initHeading = m_heading = initHeading;
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m_initPos = Pos = initPos;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::init( DVECTOR initPos, s16 initHeading, PROJECTILE_MOVEMENT_TYPE initMoveType, PROJECTILE_LIFETIME_TYPE initLifeType )
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{
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init( initPos, initHeading );
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m_movementType = initMoveType;
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m_lifetimeType = initLifeType;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::init( DVECTOR initPos, s16 initHeading, PROJECTILE_MOVEMENT_TYPE initMoveType, PROJECTILE_LIFETIME_TYPE initLifeType, s32 initLifetime )
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{
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init( initPos, initHeading, initMoveType, initLifeType );
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m_lifetime = initLifetime;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::shutdown()
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{
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CEnemyProjectileThing::shutdown();
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::setGraphic( int frame )
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{
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m_spriteFrame = frame;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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bool CProjectile::processTargetSeek( int _frames, DVECTOR targetPos )
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{
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s32 moveX = 0, moveY = 0;
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s16 moveDist = 0;
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s32 moveVel = 0;
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s32 xDist, yDist;
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s32 xDistSqr, yDistSqr;
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xDist = targetPos.vx - this->Pos.vx;
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xDistSqr = xDist * xDist;
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yDist = targetPos.vy - this->Pos.vy;
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yDistSqr = yDist * yDist;
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//if ( xDistSqr + yDistSqr > 22500 )
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//{
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//this->m_controlFunc = NPC_CONTROL_MOVEMENT;
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//}
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//else
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{
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s16 headingToTarget = ratan2( yDist, xDist );
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s16 maxTurnRate = m_turnSpeed;
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s16 decDir, incDir;
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decDir = m_heading - headingToTarget;
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if ( decDir < 0 )
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{
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decDir += ONE;
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}
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incDir = headingToTarget - m_heading;
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if ( incDir < 0 )
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{
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incDir += ONE;
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}
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if ( decDir < incDir )
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{
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moveDist = -decDir;
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}
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else
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{
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moveDist = incDir;
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}
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if ( moveDist < -maxTurnRate )
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{
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moveDist = -maxTurnRate;
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}
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else if ( moveDist > maxTurnRate )
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{
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moveDist = maxTurnRate;
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}
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m_heading += moveDist;
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m_heading &= 4095;
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s32 preShiftX = _frames * m_speed * rcos( m_heading );
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s32 preShiftY = _frames * m_speed * rsin( m_heading );
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moveX = preShiftX >> 12;
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if ( !moveX && preShiftX )
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{
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moveX = preShiftX / abs( preShiftX );
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}
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moveY = preShiftY >> 12;
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if ( !moveY && preShiftY )
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{
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moveY = preShiftY / abs( preShiftY );
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}
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Pos.vx += moveX;
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Pos.vy += moveY;
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}
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xDist = targetPos.vx - this->Pos.vx;
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xDistSqr = xDist * xDist;
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yDist = targetPos.vy - this->Pos.vy;
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yDistSqr = yDist * yDist;
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if ( xDistSqr + yDistSqr < 100 )
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{
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return( true );
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}
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else
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{
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return( false );
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::setMovementType( PROJECTILE_MOVEMENT_TYPE moveType )
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{
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m_movementType = moveType;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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CProjectile::PROJECTILE_MOVEMENT_TYPE CProjectile::getMovementType()
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{
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return( m_movementType );
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::setState( PROJECTILE_STATE newState )
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{
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m_state = newState;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::setPosition( DVECTOR newPos )
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{
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Pos = newPos;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::setLifeTime( PROJECTILE_LIFETIME_TYPE lifeType )
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{
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m_lifetimeType = lifeType;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::think(int _frames)
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{
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if ( _frames > 2 )
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{
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_frames = 2;
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}
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CEnemyProjectileThing::think( _frames );
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switch( m_movementType )
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{
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case PROJECTILE_FIXED:
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{
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// don't move at all
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break;
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}
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case PROJECTILE_USER_SEEK:
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{
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if ( CGameScene::getCollision()->Get( Pos.vx >> 4, Pos.vy >> 4 ) )
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{
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setToShutdown();
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}
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else
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{
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switch( m_state )
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{
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case PROJECTILE_RETURN:
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{
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if ( processTargetSeek( _frames, m_initPos ) )
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{
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CThing *Parent=getParent();
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Parent->processEvent( PROJECTILE_RETURNED_TO_SOURCE_EVENT, this );
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m_heading = m_initHeading;
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}
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break;
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}
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case PROJECTILE_ATTACK:
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default:
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{
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CPlayer *player = GameScene.getPlayer();
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DVECTOR playerPos = player->getPos();
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if ( processTargetSeek( _frames, playerPos ) )
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{
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m_state = PROJECTILE_RETURN;
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}
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break;
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}
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}
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}
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break;
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}
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case PROJECTILE_GAS_CLOUD:
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{
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u16 targetExtension = 100 << 8;
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if ( m_extension < targetExtension )
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{
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m_extension += ( ( targetExtension - m_extension ) * _frames ) >> 8;
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Pos = m_initPos;
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Pos.vx += ( m_extension * rcos( m_heading ) ) >> 20;
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Pos.vy += ( m_extension * rsin( m_heading ) ) >> 20;
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}
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else
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{
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// expand
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}
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break;
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}
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case PROJECTILE_DUMBFIRE:
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default:
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{
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if ( CGameScene::getCollision()->Get( Pos.vx >> 4, Pos.vy >> 4 ) )
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{
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setToShutdown();
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}
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else
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{
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Pos.vx += ( _frames * m_speed * rcos( m_heading ) ) >> 12;
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Pos.vy += ( _frames * m_speed * rsin( m_heading ) ) >> 12;
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}
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break;
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}
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}
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if ( m_lifetimeType == PROJECTILE_FINITE_LIFE )
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{
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m_lifetime -= _frames;
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if ( m_lifetime <= 0 )
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{
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setToShutdown();
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}
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::render()
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{
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CEnemyProjectileThing::render();
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sFrameHdr *frameHdr;
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DVECTOR offset;
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int x,y;
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int scrnWidth = VidGetScrW();
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int scrnHeight = VidGetScrH();
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int spriteWidth = CGameScene::getSpriteBank()->getFrameWidth( m_spriteFrame );
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int spriteHeight = CGameScene::getSpriteBank()->getFrameHeight( m_spriteFrame );
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offset = getScreenOffset();
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x = Pos.vx - offset.vx /*+ ( scrnWidth >> 1 ) - ( spriteWidth >> 1 )*/;
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y = Pos.vy - offset.vy /*+ ( scrnHeight >> 1 ) - ( spriteHeight >> 1 )*/;
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if ( x < -spriteWidth || y < -spriteHeight || x > scrnWidth || y > scrnHeight )
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{
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return;
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}
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//CGameScene::getSpriteBank()->printFT4(FRM__SPIKE,x,y,0,0,0);
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frameHdr = CGameScene::getSpriteBank()->getFrameHeader( m_spriteFrame );
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CGameScene::getSpriteBank()->printRotatedScaledSprite( frameHdr, x, y, 4096, 4096, m_heading, m_ot );
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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DVECTOR CProjectile::getScreenOffset()
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{
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return CLevel::getCameraPos();
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::processEvent( GAME_EVENT evt, CThing *sourceThing )
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{
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CProjectile::collidedWith(CThing *_thisThing)
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{
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switch(_thisThing->getThingType())
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{
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case TYPE_PLAYER:
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{
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CPlayer *player = (CPlayer *) _thisThing;
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player->takeDamage( DAMAGE__HIT_ENEMY );
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if ( m_lifetimeType != PROJECTILE_INFINITE_LIFE )
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{
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setToShutdown();
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}
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break;
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}
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default:
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ASSERT(0);
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break;
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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CPlayerProjectile *CPlayerProjectile::Create()
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{
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CPlayerProjectile *projectile;
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projectile = (CPlayerProjectile*)CThingManager::GetThing(TYPE_PLAYERPROJECTILE,0);
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if ( !projectile )
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{
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projectile = new ("player projectile") CPlayerProjectile;
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}
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ASSERT(projectile);
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return( projectile );
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CPlayerProjectile::init()
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{
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CPlayerProjectileThing::init();
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setThingSubType(0);
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m_heading = 0;
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m_lifetime = GameState::getOneSecondInFrames() * 2;
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m_movementType = PLAYER_PROJECTILE_DUMBFIRE;
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m_lifetimeType = PLAYER_PROJECTILE_FINITE_LIFE;
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m_turnSpeed = 256;
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m_extension = 0;
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m_frame = 0;
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m_reversed = 0;
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// m_isShuttingDown = false;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CPlayerProjectile::init( DVECTOR initPos, s16 initHeading )
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{
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init();
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m_heading = initHeading;
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m_initPos = Pos = initPos;
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m_vertVelocity = 0;
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m_bounceCount = 0;
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m_hitTarget = false;
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if ( m_heading > 1024 && m_heading < 3072 )
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{
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m_reversed = 1;
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}
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m_RGB.r = 0;
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m_RGB.g = 0;
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m_RGB.b = 0;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CPlayerProjectile::init( DVECTOR initPos, s16 initHeading, PLAYER_PROJECTILE_MOVEMENT_TYPE initMoveType, PLAYER_PROJECTILE_LIFETIME_TYPE initLifeType )
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{
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init( initPos, initHeading );
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m_movementType = initMoveType;
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m_lifetimeType = initLifeType;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CPlayerProjectile::init( DVECTOR initPos, s16 initHeading, PLAYER_PROJECTILE_MOVEMENT_TYPE initMoveType, PLAYER_PROJECTILE_LIFETIME_TYPE initLifeType, s32 initLifetime )
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{
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init( initPos, initHeading, initMoveType, initLifeType );
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m_lifetime = initLifetime;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CPlayerProjectile::shutdown()
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{
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CPlayerProjectileThing::shutdown();
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CPlayerProjectile::setMovementType( PLAYER_PROJECTILE_MOVEMENT_TYPE moveType )
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{
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m_movementType = moveType;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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CPlayerProjectile::PLAYER_PROJECTILE_MOVEMENT_TYPE CPlayerProjectile::getMovementType()
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{
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return( m_movementType );
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CPlayerProjectile::setPosition( DVECTOR newPos )
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{
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Pos = newPos;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CPlayerProjectile::setLifeTime( PLAYER_PROJECTILE_LIFETIME_TYPE lifeType )
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{
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m_lifetimeType = lifeType;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CPlayerProjectile::think(int _frames)
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{
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if ( _frames > 2 )
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{
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_frames = 2;
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}
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CPlayerProjectileThing::think( _frames );
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/*m_frame += _frames;
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if ( m_frame > ( FRM_JELLYFISH1_SWIM6 - FRM_JELLYFISH1_SWIM1 ) )
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{
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m_frame = 0;
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}*/
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switch( m_movementType )
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{
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case PLAYER_PROJECTILE_BOUNCING:
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{
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if ( !m_hitTarget )
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{
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Pos.vx += ( _frames * 5 * rcos( m_heading ) ) >> 12;
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m_vertVelocity += 3 << 7;
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if ( m_vertVelocity > ( 7 << 8 ) )
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{
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m_vertVelocity = 7 << 8;
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}
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else if ( m_vertVelocity < -( 7 << 8 ) )
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{
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m_vertVelocity = -( 7 << 8 );
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}
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s16 moveY = ( m_vertVelocity >> 8 ) * _frames;
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s32 groundHeight = CGameScene::getCollision()->getHeightFromGround( Pos.vx, Pos.vy, moveY );
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if ( groundHeight < moveY )
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{
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// destroy destructable tiles
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CLevel &level = GameScene.GetLevel();
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level.destroyMapArea( Pos );
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if ( groundHeight < -16 )
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{
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m_hitTarget = true;
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m_lifetimeType = PLAYER_PROJECTILE_FINITE_LIFE;
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m_lifetime = GameState::getOneSecondInFrames() >> 2;
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}
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else
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{
|
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// reverse vertical velocity
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m_vertVelocity = -m_vertVelocity;
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|
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if ( m_bounceCount > 2 )
|
|
{
|
|
m_hitTarget = true;
|
|
m_lifetimeType = PLAYER_PROJECTILE_FINITE_LIFE;
|
|
m_lifetime = GameState::getOneSecondInFrames() >> 2;
|
|
}
|
|
else
|
|
{
|
|
m_bounceCount++;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Pos.vy += moveY;
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case PLAYER_PROJECTILE_DUMBFIRE:
|
|
default:
|
|
{
|
|
if ( CGameScene::getCollision()->Get( Pos.vx >> 4, Pos.vy >> 4 ) )
|
|
{
|
|
// destroy destructable tiles
|
|
|
|
CLevel &level = GameScene.GetLevel();
|
|
|
|
level.destroyMapArea( Pos );
|
|
|
|
setToShutdown();
|
|
}
|
|
else
|
|
{
|
|
Pos.vx += ( _frames * 5 * rcos( m_heading ) ) >> 12;
|
|
Pos.vy += ( _frames * 5 * rsin( m_heading ) ) >> 12;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( m_lifetimeType == PLAYER_PROJECTILE_FINITE_LIFE )
|
|
{
|
|
m_lifetime -= _frames;
|
|
|
|
if ( m_lifetime <= 0 )
|
|
{
|
|
setToShutdown();
|
|
}
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void CPlayerProjectile::render()
|
|
{
|
|
CPlayerProjectileThing::render();
|
|
|
|
DVECTOR offset;
|
|
int x,y;
|
|
int scrnWidth = VidGetScrW();
|
|
int scrnHeight = VidGetScrH();
|
|
|
|
offset = getScreenOffset();
|
|
|
|
if ( m_hitTarget )
|
|
{
|
|
x = Pos.vx - offset.vx;
|
|
y = Pos.vy - offset.vy;
|
|
|
|
SprFrame = CGameScene::getSpriteBank()->printRotatedScaledSprite( FRM__BALLOONBURST, x, y, 4096 << 1, 4096 << 1, 0, 0 );
|
|
setRGB0( SprFrame, m_RGB.r, m_RGB.g, m_RGB.b );
|
|
}
|
|
else
|
|
{
|
|
int spriteWidth = CGameScene::getSpriteBank()->getFrameWidth(m_frame);
|
|
int spriteHeight = CGameScene::getSpriteBank()->getFrameHeight(m_frame);
|
|
|
|
if ( m_reversed )
|
|
{
|
|
x = Pos.vx - offset.vx + ( spriteWidth >> 1 );
|
|
}
|
|
else
|
|
{
|
|
x = Pos.vx - offset.vx - ( spriteWidth >> 1 );
|
|
}
|
|
|
|
y = Pos.vy - offset.vy - ( spriteHeight >> 1 );
|
|
|
|
if ( x < -spriteWidth || y < -spriteHeight || x > scrnWidth || y > scrnHeight )
|
|
{
|
|
return;
|
|
}
|
|
|
|
SprFrame = CGameScene::getSpriteBank()->printFT4(FRM_JELLYFISH1_SWIM1 + m_frame,x,y,m_reversed,0,0);
|
|
setRGB0( SprFrame, m_RGB.r, m_RGB.g, m_RGB.b );
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
DVECTOR CPlayerProjectile::getScreenOffset()
|
|
{
|
|
return CLevel::getCameraPos();
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void CPlayerProjectile::processEvent( GAME_EVENT evt, CThing *sourceThing )
|
|
{
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void CPlayerProjectile::collidedWith(CThing *_thisThing)
|
|
{
|
|
switch(_thisThing->getThingType())
|
|
{
|
|
case TYPE_ENEMY:
|
|
{
|
|
CNpcEnemy *enemy = (CNpcEnemy *) _thisThing;
|
|
|
|
if ( enemy->hasBeenAttacked() )
|
|
{
|
|
setToShutdown();
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
ASSERT(0);
|
|
break;
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void CPlayerProjectile::setRGB( u32 new_RGB )
|
|
{
|
|
m_RGB.r = new_RGB & 255;
|
|
m_RGB.g = ( new_RGB >> 8 ) & 255;
|
|
m_RGB.b = ( new_RGB >> 16 ) & 255;
|
|
}
|
|
|
|
/*****************************************************************************/
|