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