INT CrenderTarget::EndScene()
{
HRESULT hr = -1;
if(m_nType <= LCX_TARGET_HDR32)
hr = m_pRts->EndScene( 0 );
return hr;
}
INT CrenderTarget::BeginScene(DWORD dClearMode, DWORD dClearColor)
{
HRESULT hr = -1;
hr = m_pRts->BeginScene(m_pSfc, NULL);
if(0xFFFFFFFF != dClearMode)
hr = m_pDev->Clear( 0L, NULL, dClearMode, dClearColor, 1.0f, 0L );
return hr;
}
//-----------------------------------------------------------------------------
// Name: FrameMove
// Desc:
//-----------------------------------------------------------------------------
HRESULT CMyD3DApplication::FrameMove()
{
HRESULT hr;
//
// Process keyboard input
//
D3DXVECTOR3 vecT(0.0f, 0.0f, 0.0f);
D3DXVECTOR3 vecR(0.0f, 0.0f, 0.0f);
if(m_bKey[VK_NUMPAD1] || m_bKey[VK_LEFT]) vecT.x -= 1.0f; // Slide Left
if(m_bKey[VK_NUMPAD3] || m_bKey[VK_RIGHT]) vecT.x += 1.0f; // Slide Right
if(m_bKey[VK_DOWN]) vecT.y -= 1.0f; // Slide Down
if(m_bKey[VK_UP]) vecT.y += 1.0f; // Slide Up
if(m_bKey['W']) vecT.z -= 2.0f; // Move Forward
if(m_bKey['S']) vecT.z += 2.0f; // Move Backward
if(m_bKey['A'] || m_bKey[VK_NUMPAD8]) vecR.x -= 1.0f; // Pitch Down
if(m_bKey['Z'] || m_bKey[VK_NUMPAD2]) vecR.x += 1.0f; // Pitch Up
if(m_bKey['E'] || m_bKey[VK_NUMPAD6]) vecR.y -= 1.0f; // Turn Right
if(m_bKey['Q'] || m_bKey[VK_NUMPAD4]) vecR.y += 1.0f; // Turn Left
if(m_bKey[VK_NUMPAD9]) vecR.z -= 2.0f; // Roll CW
if(m_bKey[VK_NUMPAD7]) vecR.z += 2.0f; // Roll CCW
m_vecVelocity = m_vecVelocity * 0.9f + vecT * 0.1f;
m_vecAngularVelocity = m_vecAngularVelocity * 0.9f + vecR * 0.1f;
//
// Update position and view matricies
//
D3DXMATRIX matT, matR;
D3DXQUATERNION qR;
vecT = m_vecVelocity * m_fElapsedTime * m_fSpeed;
vecR = m_vecAngularVelocity * m_fElapsedTime * m_fAngularSpeed;
D3DXMatrixTranslation(&matT, vecT.x, vecT.y, vecT.z);
D3DXMatrixMultiply(&m_matPosition, &matT, &m_matPosition);
D3DXQuaternionRotationYawPitchRoll(&qR, vecR.y, vecR.x, vecR.z);
D3DXMatrixRotationQuaternion(&matR, &qR);
D3DXMatrixMultiply(&m_matPosition, &matR, &m_matPosition);
D3DXMatrixInverse(&m_matView, NULL, &m_matPosition);
//
// Update simulation
//
if(!m_bPause && m_bDrawWater)
{
BOOL bCaustics = m_bDrawCaustics && m_pEffect->IsParameterUsed("tCAU");
D3DXVECTOR3 vecPos(m_matPosition._41, m_matPosition._42, m_matPosition._43);
D3DXVECTOR3 vecLight(0.0f, 1.0f, 0.0f);
m_Water.Update(vecPos, vecLight, bCaustics);
m_fTime += m_fSecsPerFrame;
if(bCaustics)
{
if(SUCCEEDED(m_pRenderToSurface->BeginScene(m_pCausticSurf, NULL)))
{
D3DXMATRIX matProj;
D3DXMATRIX matView;
D3DXMatrixOrthoRH(&matProj, 63.0f, 63.0f, 1.0f, 100.0f);
D3DXMatrixRotationX(&matView, 0.5f * D3DX_PI);
matView._43 = -50.0f;
m_pd3dDevice->SetTransform(D3DTS_PROJECTION, &matProj);
m_pd3dDevice->SetTransform(D3DTS_VIEW, &matView);
m_pd3dDevice->Clear(0, NULL, D3DCLEAR_TARGET, 0xff000000, 0.0f, 0);
m_pd3dDevice->SetRenderState(D3DRS_ZENABLE, FALSE);
m_pd3dDevice->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
m_pd3dDevice->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
m_Water.DrawCaustics();
m_pd3dDevice->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE);
m_pd3dDevice->SetRenderState(D3DRS_CULLMODE, D3DCULL_CW);
m_pd3dDevice->SetRenderState(D3DRS_ZENABLE, TRUE);
m_pRenderToSurface->EndScene();
}
else
{
m_bDrawCaustics = FALSE;
m_pEffect->SetTexture("tCAU", NULL);
if(FAILED(hr = GetNextTechnique(0, FALSE)))
return hr;
}
}
}
return S_OK;
}
