191 lines
3.8 KiB
C++
191 lines
3.8 KiB
C++
/*=========================================================================
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hdbarrel.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 __HAZARD_HDBARREL_H__
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#include "hazard\hdbarrel.h"
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#endif
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#ifndef __LAYER_COLLISION_H__
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#include "level\layercollision.h"
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#endif
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#ifndef __PLATFORM_PLATFORM_H__
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#include "platform\platform.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 __LEVEL_LEVEL_H__
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#include "level\level.h"
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#endif
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcDualPlatformBarrelHazard::init()
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{
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CNpcHazard::init();
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m_npcPath.setPathType( CNpcPath::SINGLE_USE_PATH );
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m_rotation = 0;
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m_rotationDir = 1;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcDualPlatformBarrelHazard::processMovement( int _frames )
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{
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s32 maxHeight = 20;
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s32 distX, distY;
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s32 fallSpeed = 3;
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s8 yMovement = fallSpeed * _frames;
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s32 groundHeight;
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s32 moveX = 0;
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s32 moveY = 0;
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// ignore y component of waypoint, since we are stuck to the ground
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bool pathComplete;
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m_npcPath.thinkFlat( Pos, &pathComplete, &distX, &distY, &m_heading );
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if ( pathComplete )
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{
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// reset
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Pos = m_base;
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m_npcPath.resetPath();
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return;
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}
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else
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{
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// check for collision
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if ( distX )
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{
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distX = distX / abs( distX );
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}
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if ( m_layerCollision->getHeightFromGround( Pos.vx + ( distX * 3 * _frames ), Pos.vy ) < -maxHeight )
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{
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// there is an obstacle in the way, increment the path point (hopefully this will resolve the problem)
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m_npcPath.incPath();
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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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groundHeight = m_layerCollision->getHeightFromGround( Pos.vx, Pos.vy, yMovement + 16 );
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if ( groundHeight <= yMovement )
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{
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// groundHeight <= yMovement indicates either just above ground or on or below ground
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moveX = distX * 3 * _frames;
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moveY = groundHeight;
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}
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else
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{
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CNpcPlatform *platform = (CNpcPlatform *) isOnPlatform();
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if ( platform )
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{
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// stick to platform top
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moveY = platform->getHeightFromPlatformAtPosition( Pos.vx, Pos.vy + yMovement );
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if ( !platform->canDrop() )
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{
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// if platform cannot drop any further, move in X
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moveX = distX * 3 * _frames;
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}
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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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}
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}
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}
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if ( moveX )
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{
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m_rotationDir = abs( moveX ) / moveX;
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}
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else
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{
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m_rotationDir = 0;
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}
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m_rotation += m_rotationDir * 64 * _frames;
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m_rotation &= 4095;
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Pos.vx += moveX;
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Pos.vy += moveY;
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s32 minY, maxY;
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m_npcPath.getPathYExtents( &minY, &maxY );
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if ( Pos.vy > maxY )
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{
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Pos = m_base;
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m_npcPath.resetPath();
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcDualPlatformBarrelHazard::render()
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{
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CHazardThing::render();
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// Render
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DVECTOR renderPos;
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DVECTOR offset = CLevel::getCameraPos();
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renderPos.vx = Pos.vx - offset.vx;
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renderPos.vy = Pos.vy - offset.vy;
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CRECT collisionRect = getCollisionArea();
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collisionRect.x1 -= Pos.vx;
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collisionRect.x2 -= Pos.vx;
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collisionRect.y1 -= Pos.vy;
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collisionRect.y2 -= Pos.vy;
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if ( renderPos.vx + collisionRect.x2 >= 0 && renderPos.vx + collisionRect.x1 <= VidGetScrW() )
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{
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if ( renderPos.vy + collisionRect.y2 >= 0 && renderPos.vy + collisionRect.y1 <= VidGetScrH() )
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{
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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 = m_rotation;
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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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} |