SBSPSS/source/platform/pcart.cpp
Charles 897c834a41
2001-07-13 16:25:18 +00:00

426 lines
8.2 KiB
C++

/*=========================================================================
pcart.cpp
Author: CRB
Created:
Project: Spongebob
Purpose:
Copyright (c) 2001 Climax Development Ltd
===========================================================================*/
#ifndef __PLATFORM_PCART_H__
#include "platform\pcart.h"
#endif
#ifndef __GAME_GAME_H__
#include "game\game.h"
#endif
#ifndef __UTILS_HEADER__
#include "utils\utils.h"
#endif
#ifndef __VID_HEADER_
#include "system\vid.h"
#endif
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcCartPlatform::postInit()
{
CNpcPlatform::postInit();
m_npcPath.setPathType( CNpcPath::SINGLE_USE_PATH );
m_carSpeed = m_speed << 8;
m_isActivated = false;
sBBox boundingBox = m_modelGfx->GetBBox();
boundingBox.YMin = boundingBox.YMax - 32;
setCollisionSize( ( boundingBox.XMax - boundingBox.XMin ), ( boundingBox.YMax - boundingBox.YMin ) );
setCollisionCentreOffset( ( boundingBox.XMax + boundingBox.XMin ) >> 1, ( boundingBox.YMax + boundingBox.YMin ) >> 1 );
calculateNonRotatedCollisionData();
m_playerAttached = false;
m_falling = false;
m_rebound = false;
m_reboundTimer = 0;
m_inJump = false;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcCartPlatform::processMovement( int _frames )
{
s32 fallSpeed = 2;
s8 yMovement = fallSpeed * _frames;
s32 distX, distY, heading;
s32 groundHeight;
s32 moveX = 0;
s32 moveY = 0;
bool pathComplete;
if ( m_reboundTimer > 0 )
{
m_reboundTimer -= _frames;
}
if ( !m_playerAttached && !m_falling )
{
m_playerAttached = true;
CPlayer *player = GameScene.getPlayer();
DVECTOR newPos = Pos;
CRECT collisionArea=getCollisionArea();
newPos.vy = collisionArea.y1;
player->setPos( newPos );
player->setPlatform( this );
m_contact = true;
}
if ( m_isActivated )
{
if ( m_falling )
{
m_vertSpeed += 192;
if ( m_vertSpeed > ( 8 << 8 ) )
{
m_vertSpeed = 8 << 8;
}
moveY = ( m_vertSpeed >> 8 ) * _frames;
Pos.vy += moveY;
DVECTOR offset = CLevel::getCameraPos();
s32 yPos = Pos.vy - offset.vy;
if ( yPos < 0 || yPos > VidGetScrH() )
{
setToShutdown();
}
}
else if ( m_rebound )
{
moveX = -4 * _frames;
m_vertSpeed += 192;
if ( m_vertSpeed > ( 8 << 8 ) )
{
m_vertSpeed = 8 << 8;
}
else if ( m_vertSpeed < -( 6 << 8 ) )
{
m_vertSpeed = -( 6 << 8 );
}
moveY = ( m_vertSpeed >> 8 ) * _frames;
groundHeight = CGameScene::getCollision()->getHeightFromGroundCart( Pos.vx + moveX, Pos.vy + moveY, 16 );
if ( groundHeight < 0 )
{
// have touched down
m_rebound = false;
moveY += groundHeight;
}
Pos.vx += moveX;
Pos.vy += moveY;
}
else
{
m_npcPath.thinkFlat( Pos, &pathComplete, &distX, &distY, &heading );
if ( !pathComplete )
{
moveX = ( m_carSpeed >> 8 ) * _frames;
if ( heading == 2048 )
{
moveX = -moveX;
}
}
if ( m_inJump )
{
m_vertSpeed += 192;
if ( m_vertSpeed > ( 5 << 8 ) )
{
m_vertSpeed = 5 << 8;
}
else if ( m_vertSpeed < -( 6 << 8 ) )
{
m_vertSpeed = -( 6 << 8 );
}
moveY = ( m_vertSpeed >> 8 ) * _frames;
groundHeight = CGameScene::getCollision()->getHeightFromGroundCart( Pos.vx + moveX, Pos.vy, moveY + 16 );
if ( groundHeight < moveY )
{
// have touched down
m_inJump = false;
moveY += groundHeight;
}
}
else
{
// check for vertical movement
s32 checkDist = yMovement + 50;
groundHeight = CGameScene::getCollision()->getHeightFromGroundCart( Pos.vx + moveX, Pos.vy, checkDist );
if ( groundHeight < checkDist )
{
// groundHeight <= yMovement indicates either just above ground or on or below ground
moveY = groundHeight;
}
else
{
// fall
moveY = yMovement;
}
if ( moveY < 0 )
{
m_carSpeed -= 1;
if ( m_carSpeed < ( 2 << 8 ) )
{
m_carSpeed = ( 2 << 8 );
}
}
else if ( moveY > 0 )
{
m_carSpeed += 20;
if ( m_carSpeed > ( 5 << 8 ) )
{
m_carSpeed = ( 5 << 8 );
}
}
}
Pos.vx += moveX;
Pos.vy += moveY;
}
// sort out draw rotation
DVECTOR testPos1, testPos2;
testPos1 = testPos2 = Pos;
testPos1.vx -= 10;
testPos2.vx += 10;
u8 sensorDist = 16;
s32 yDiff;
yDiff = CGameScene::getCollision()->getHeightFromGroundCart( testPos1.vx, testPos1.vy, sensorDist + 1 );
if ( yDiff <= sensorDist )
{
// only use if there is ground present
testPos1.vy += yDiff;
}
yDiff = CGameScene::getCollision()->getHeightFromGroundCart( testPos2.vx, testPos2.vy, sensorDist + 1 );
if ( yDiff <= sensorDist )
{
// only use if there is ground present
testPos2.vy += yDiff;
}
s32 xDist = testPos2.vx - testPos1.vx;
s32 yDist = testPos2.vy - testPos1.vy;
heading = ratan2( yDist, xDist );
setCollisionAngle( heading );
switch ( CGameScene::getCollision()->getCollisionBlock( testPos2.vx, testPos2.vy - 8 ) & COLLISION_TYPE_MASK )
{
case COLLISION_TYPE_FLAG_DAMAGE:
{
if ( m_reboundTimer <= 0 )
{
m_vertSpeed = -8 << 8;
m_reboundTimer = 2 * GameState::getOneSecondInFrames();
m_rebound = true;
Pos.vy -= 8;
}
break;
}
default:
break;
}
switch ( CGameScene::getCollision()->getCollisionBlock( Pos.vx, Pos.vy ) & COLLISION_TYPE_MASK )
{
case COLLISION_TYPE_FLAG_DEATH_FALL:
{
m_playerAttached = false;
m_falling = true;
break;
}
default:
break;
}
}
else
{
groundHeight = CGameScene::getCollision()->getHeightFromGroundCart( Pos.vx, Pos.vy, yMovement + 16 );
if ( groundHeight <= yMovement )
{
moveY = groundHeight;
}
else
{
// fall
moveY = yMovement;
}
Pos.vy += moveY;
if ( m_contact )
{
m_isActivated = true;
}
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcCartPlatform::render()
{
if ( m_isActive )
{
CPlatformThing::render();
if (canRender())
{
DVECTOR &renderPos=getRenderPos();
SVECTOR rotation;
rotation.vx = 0;
rotation.vy = 0;
rotation.vz = getCollisionAngle();
VECTOR scale;
scale.vx = ONE;
scale.vy = ONE;
scale.vz = ONE;
m_modelGfx->Render(renderPos,&rotation,&scale);
}
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcCartPlatform::jump()
{
if ( !m_inJump )
{
m_inJump = true;
m_vertSpeed = -8 << 8;
CSoundMediator::playSfx(CSoundMediator::SFX_SPONGEBOB_JUMP);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcCartPlatform::collidedWith( CThing *_thisThing )
{
if ( !m_falling )
{
switch(_thisThing->getThingType())
{
case TYPE_PLAYER:
{
CPlayer *player;
DVECTOR playerPos;
CRECT collisionArea;
CRECT playerCollisionArea;
// Only interested in SBs feet colliding with the box (pkg)
player=(CPlayer*)_thisThing;
playerPos=player->getPos();
playerCollisionArea = player->getCollisionArea();
collisionArea=getCollisionArea();
s32 threshold = abs( collisionArea.y2 - collisionArea.y1 );
if ( threshold > 16 )
{
threshold = 16;
}
//if( playerPos.vx >= collisionArea.x1 && playerPos.vx <= collisionArea.x2 )
if( playerCollisionArea.x2 >= collisionArea.x1 && playerCollisionArea.x1 <= collisionArea.x2 )
{
if ( checkCollisionDelta( _thisThing, threshold, collisionArea ) )
{
player->setPlatform( this );
m_contact = true;
}
else
{
if( playerPos.vy >= collisionArea.y1 && playerPos.vy <= collisionArea.y2 )
{
if ( m_isActivated || player->getPosDelta().vy >= 0 )
{
int height = getHeightFromPlatformAtPosition( playerPos.vx, playerPos.vy );
if ( height >= -threshold && height < 1 )
{
player->setPlatform( this );
m_contact = true;
}
}
}
}
}
break;
}
case TYPE_NPC:
case TYPE_HAZARD:
break;
default:
ASSERT(0);
break;
}
}
}