SBSPSS/source/hazard/hdbarrel.cpp
Charles adee4b97be
2001-06-19 20:07:57 +00:00

195 lines
3.8 KiB
C++

/*=========================================================================
hdbarrel.cpp
Author: CRB
Created:
Project: Spongebob
Purpose:
Copyright (c) 2001 Climax Development Ltd
===========================================================================*/
#ifndef __HAZARD_HDBARREL_H__
#include "hazard\hdbarrel.h"
#endif
#ifndef __LAYER_COLLISION_H__
#include "level\layercollision.h"
#endif
#ifndef __PLATFORM_PLATFORM_H__
#include "platform\platform.h"
#endif
#ifndef __VID_HEADER_
#include "system\vid.h"
#endif
#ifndef __LEVEL_LEVEL_H__
#include "level\level.h"
#endif
#include "game\game.h"
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcDualPlatformBarrelHazard::init()
{
CNpcHazard::init();
m_npcPath.setPathType( CNpcPath::SINGLE_USE_PATH );
m_rotation = 0;
m_rotationDir = 1;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcDualPlatformBarrelHazard::processMovement( int _frames )
{
s32 maxHeight = 20;
s32 distX, distY;
s32 fallSpeed = 3;
s8 yMovement = fallSpeed * _frames;
s32 groundHeight;
s32 moveX = 0;
s32 moveY = 0;
// ignore y component of waypoint, since we are stuck to the ground
bool pathComplete;
m_npcPath.thinkFlat( Pos, &pathComplete, &distX, &distY, &m_heading );
if ( pathComplete )
{
// reset
Pos = m_base;
m_npcPath.resetPath();
return;
}
else
{
// check for collision
if ( distX )
{
distX = distX / abs( distX );
}
if ( CGameScene::getCollision()->getHeightFromGround( Pos.vx + ( distX * 3 * _frames ), Pos.vy + 14 ) < -maxHeight )
{
// there is an obstacle in the way, increment the path point (hopefully this will resolve the problem)
m_npcPath.incPath();
}
else
{
// check for vertical movement
groundHeight = CGameScene::getCollision()->getHeightFromGround( Pos.vx, Pos.vy + 14, yMovement + 16 );
if ( groundHeight <= yMovement )
{
// groundHeight <= yMovement indicates either just above ground or on or below ground
moveX = distX * 3 * _frames;
moveY = groundHeight;
}
else
{
CNpcPlatform *platform = (CNpcPlatform *) isOnPlatform();
if ( platform )
{
// stick to platform top
moveY = platform->getHeightFromPlatformAtPosition( Pos.vx, Pos.vy + 6 + yMovement );
if ( !platform->canDrop() )
{
// if platform cannot drop any further, move in X
moveX = distX * 3 * _frames;
}
}
else
{
// fall
moveY = yMovement;
}
}
}
}
if ( moveX )
{
m_rotationDir = abs( moveX ) / moveX;
}
else
{
m_rotationDir = 0;
}
m_rotation += m_rotationDir * 64 * _frames;
m_rotation &= 4095;
Pos.vx += moveX;
Pos.vy += moveY;
s32 minY, maxY;
m_npcPath.getPathYExtents( &minY, &maxY );
if ( Pos.vy > maxY )
{
Pos = m_base;
m_npcPath.resetPath();
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcDualPlatformBarrelHazard::render()
{
CHazardThing::render();
if (canRender())
{
DVECTOR &renderPos=getRenderPos();
SVECTOR rotation;
rotation.vx = 0;
rotation.vy = 0;
rotation.vz = m_rotation;
VECTOR scale;
scale.vx = ONE;
scale.vy = ONE;
scale.vz = ONE;
m_modelGfx->Render(renderPos,&rotation,&scale);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/*const CRECT *CNpcDualPlatformBarrelHazard::getThinkBBox()
{
CRECT objThinkBox = getCollisionArea();
sBBox &thinkBBox = CThingManager::getThinkBBox();
objThinkBox.x1 = thinkBBox.XMin;
objThinkBox.x2 = thinkBBox.XMax;
objThinkBox.y1 = thinkBBox.YMin;
objThinkBox.y2 = thinkBBox.YMax;
return &objThinkBox;
}*/