C++ CGameObject::GetObjectType方法代码示例

//-----------------------------------------------------------------------------
// Name : SetupGameState ()
// Desc : Sets up all the initial states required by the game.
//-----------------------------------------------------------------------------
void CGameApp::SetupGameState()
{
	Vec2 brickPos;
	brickPos.x = START_BRICK_POS_X;
	brickPos.y = START_BRICK_POS_Y;
	nrBricks = 0;

	m_pPlayer.lock()->Init(Vec2((int)m_nViewWidth / 2, (int)m_nViewHeight - m_pPlayer.lock()->GetHeight()));
	m_pBall.lock()->Init(Vec2((int)m_nViewWidth / 2, (int)m_nViewHeight - m_pPlayer.lock()->GetHeight() - m_pBall.lock()->GetHeight() - ONE));
	for(auto it = m_vGameObjects.begin(); it != m_vGameObjects.end(); ++it)
	{
		CGameObject * pGameObj = it->get();
		if(pGameObj->GetObjectType() == GOT_Brick)
		{
			for(std::size_t levelbricks = 0; levelbricks < level.bricks.size(); levelbricks++)
			{
				if(level.bricks[nrBricks] == '-')
				{
					brickPos.x += pGameObj->GetWidth();
					if(brickPos.x >= m_nViewWidth - GET_MAX_BRICK_POS_X)
					{
						brickPos.x = START_BRICK_POS_X;
						brickPos.y += pGameObj->GetHeight();
					}
				}
				else
				{
					nrBricks++;
					break; 
				}
				nrBricks++;
			}

			pGameObj->Init(Vec2(brickPos.x, brickPos.y));
			brickPos.x += pGameObj->GetWidth();
			if(brickPos.x >= m_nViewWidth - GET_MAX_BRICK_POS_X)
			{
				brickPos.x  = START_BRICK_POS_X;
				brickPos.y += pGameObj->GetHeight();
			}
		}
	}

}

//-----------------------------------------------------------------------------
// Name : CollisionDetection () (Private)
// Desc : Detects and handles collision
//-----------------------------------------------------------------------------
void CGameApp::CollisionDetection()
{
	HDC hdc = m_pBBuffer->getDC();

	// collision detection with the main frame
	for(auto it = m_vGameObjects.begin(); it != m_vGameObjects.end(); ++it)
	{
		CGameObject * pGameObj = it->get();
		Vec2 pos = pGameObj->myPosition;

		if(pGameObj->GetObjectTypeSub() == GOT_BrickNormal || pGameObj->GetObjectTypeSub() == GOT_BrickDouble || pGameObj->GetObjectTypeSub() == GOT_BrickGift)
		{
			BricksExist = true;
		}

		pGameObj->myCollisionSide = CS_None;

		// check collision for ball and player with wall
		if(pGameObj->GetObjectType() == GOT_Ball || pGameObj->GetObjectType() == GOT_Player)
		{
			int dx = (int)pos.x - pGameObj->GetWidth() / 2;
			if( dx < 0 )
			{
				pGameObj->myCollisionSide |= CS_Left;

				if(pGameObj->GetObjectType() == GOT_Ball)
				{
					m_pBall.lock()->myVelocity.x = -m_pBall.lock()->myVelocity.x;
				}

				if(pGameObj->GetObjectType() == GOT_Player)
				{
					pGameObj->myPosition.x = pGameObj->GetWidth()/2;
					if(FollowPlayer == true)
					{
						m_pBall.lock()->myPosition.x = ballPos.x + pGameObj->myPosition.x;
					}
				}
			}

			dx = (int)pos.x - (m_nViewWidth - pGameObj->GetWidth() / 2);
			if( dx > 0 )
			{
				pGameObj->myCollisionSide |= CS_Right;

				if(pGameObj->GetObjectType() == GOT_Ball)
				{
					m_pBall.lock()->myVelocity.x = -m_pBall.lock()->myVelocity.x;
				}

				if(pGameObj->GetObjectType() == GOT_Player)
				{
					pGameObj->myPosition.x = m_nViewWidth - pGameObj->GetWidth() / 2;
					if(FollowPlayer == true)
					{
						m_pBall.lock()->myPosition.x = ballPos.x + pGameObj->myPosition.x;
					}
				}
			}

			int dy = (int)pos.y - pGameObj->GetHeight() / 2;
			if( dy < 0 )
			{
				pGameObj->myCollisionSide |= CS_Top;
				if(pGameObj->GetObjectType() == GOT_Ball)
				{
					m_pBall.lock()->myVelocity.y = -m_pBall.lock()->myVelocity.y;
				}
			}

			dy = (int)pos.y - (m_nViewHeight - pGameObj->GetHeight() / 2);
			if( dy > 0 )
			{
				pGameObj->myCollisionSide |= CS_Bottom;
				if(pGameObj->GetObjectType() == GOT_Ball)
				{
					m_pBall.lock()->myVelocity.y = -m_pBall.lock()->myVelocity.y;
				}
			}

		}

		// check ball collision with game objects
		if(pGameObj->GetObjectType() == GOT_Ball)
			for(auto it2 = m_vGameObjects.begin(); it2 != m_vGameObjects.end(); ++it2)
			{
				CGameObject * pGameObj2 = it2->get();
				Vec2 pos2 = pGameObj2->myPosition;


				if(pGameObj->GetObjectType() == pGameObj2->GetObjectType())
					continue;
				if(pGameObj2->GetObjectType() == GOT_Player || pGameObj2->GetObjectType() == GOT_Brick)
				{

					if(pGameObj2->GetObjectType() == GOT_Player)
//.........这里部分代码省略.........

//-----------------------------------------------------------------------------
// Name : FrameAdvance () (Private)
// Desc : Called to signal that we are now rendering the next frame.
//-----------------------------------------------------------------------------
void CGameApp::FrameAdvance()
{
	static TCHAR FrameRate[ 50 ];
	static TCHAR TitleBuffer[ 255 ];

	// Advance the timer
	m_Timer.Tick( 60 );

	// Skip if app is inactive
	if ( !m_bActive ) return;

	// Get / Display the framerate
	if ( m_LastFrameRate != m_Timer.GetFrameRate() )
	{
		m_LastFrameRate = m_Timer.GetFrameRate( FrameRate, 50 );
		sprintf_s( TitleBuffer, _T("Game : %s"), FrameRate );
		SetWindowText( m_hWnd, TitleBuffer );
	} // End if Frame Rate Altered

	if(StartGame == true)
	{

		SetCursor( NULL );

		// Poll & Process input devices
		ProcessInput();

		// Collision detection between game objects
		BricksExist=false;
		CollisionDetection();
		if(BricksExist == false)
		{
			Vec2 brickPos;
			brickPos.x = START_BRICK_POS_X;
			brickPos.y = START_BRICK_POS_Y;

			countBricks = 0;
			countGifts = 0;
			nrBricks = 0;

			// delete objects from previous level
			for(auto it = m_vGameObjects.begin(); it != m_vGameObjects.end(); ++it)
			{
				CGameObject * pGameObj = it->get();

				if(pGameObj->GetObjectTypeSub() == GOT_BrickUnbreakable)
				{
					countBricks++;
				}
			}

			for(int cBricks = 0; cBricks <= countBricks; cBricks++)
			{
				for(auto it2 = m_vGameObjects.begin(); it2 != m_vGameObjects.end(); ++it2)
				{
					CGameObject * pGameObj = it2->get();
					if(pGameObj->GetObjectTypeSub() == GOT_BrickUnbreakable)
					{
						m_vGameObjects.erase(it2);
						break;
					}
				}
			}

			for(auto it = m_vGameObjectsGift.begin(); it != m_vGameObjectsGift.end(); ++it)
			{
				CGameObject * pGameObj = it->get();

				countGifts++;

			}

			for(int cGifts = 0; cGifts <= countGifts; cGifts++)
			{
				for(auto it2 = m_vGameObjectsGift.begin(); it2 != m_vGameObjectsGift.end(); ++it2)
				{
					CGameObject * pGameObj = it2->get();

					m_vGameObjectsGift.erase(it2);
					break;

				}
			}

			// load new objects
			m_pBall.lock()->myVelocity.x = 0;
			m_pBall.lock()->myVelocity.y = 0;
			m_pBall.lock()->myPosition.x = m_pPlayer.lock()->myPosition.x;
			m_pBall.lock()->myPosition.y = m_nViewHeight - m_pBall.lock()->GetHeight() - m_pPlayer.lock()->GetHeight() - ONE;
			FollowPlayer = true;
			UnstoppableBall = false;
			StickyBar = false;
			MoveBall = false;
			SystemParametersInfo(SPI_SETMOUSESPEED, NULL, (void*)10, SPIF_UPDATEINIFILE | SPIF_SENDWININICHANGE );
			ballPos.x = 0;
			if(ShrinkBar == true)
//.........这里部分代码省略.........

void CGameApp::SaveLevel()
{
	string savebricks;
	Vec2 brickPos;
	brickPos.x = START_BRICK_POS_X;
	brickPos.y = START_BRICK_POS_Y;
	nrBricks = 0;

	for(std::size_t levelbricks = 0; levelbricks < level.bricks.size(); levelbricks++)
	{
		if(level.bricks[nrBricks] == '-')
		{
			if(brickPos.x >= (m_nViewWidth - GET_MAX_BRICK_POS_X) - GET_MAX_BRICK_POS_X)
			{
				savebricks += level.bricks[nrBricks];
				brickPos.x = START_BRICK_POS_X;
				brickPos.y += brickHeight;
				nrBricks++;
				continue;
			}
			else
			{
				savebricks += level.bricks[nrBricks];
				brickPos.x += brickWidth;
				nrBricks++;
				continue;
			}
		}
		else
		{
			bool found = false;
			for(auto it = m_vGameObjects.begin(); it != m_vGameObjects.end(); ++it)
			{
				CGameObject * pGameObj = it->get();
				if(pGameObj->GetObjectType() == GOT_Brick)
				{
					if(pGameObj->myPosition.x == brickPos.x && pGameObj->myPosition.y == brickPos.y)
					{
						found = true;
						break;
					}
				}
			}


			if(found == true)
				if(brickPos.x >= (m_nViewWidth - GET_MAX_BRICK_POS_X) - GET_MAX_BRICK_POS_X)
				{
					savebricks += level.bricks[nrBricks];
					brickPos.x = START_BRICK_POS_X;
					brickPos.y += brickHeight;
					nrBricks++;
				}
				else
				{
					savebricks += level.bricks[nrBricks];
					brickPos.x += brickWidth;
					nrBricks++;
				}

				if(found == false)
					if(brickPos.x >= (m_nViewWidth - GET_MAX_BRICK_POS_X) - GET_MAX_BRICK_POS_X)
					{
						savebricks += "-";
						brickPos.x = START_BRICK_POS_X;
						brickPos.y += brickHeight;
						nrBricks++;
					}
					else
					{
						savebricks += "-";
						brickPos.x += brickWidth;
						nrBricks++;
					}
		}
	}

	char *end;
	end="END";
	FILE *f;
	f=fopen("savelevel.txt","w");
	fprintf(f,"%s\n", level.currentlevel.c_str());
	fprintf(f,"%s\n", savebricks.c_str());
	fprintf(f,"%s\n", level.nextlevel.c_str());
	fprintf(f,"\n%s", end);
	fclose(f);

}