void cSkinnedMesh::UpdateSkinnedMesh( ST_BONE* pBone )
{
// pCurrentBoneMatrices 를 계산하시오
// pCurrentBoneMatrices = pBoneOffsetMatrices * ppBoneMatrixPtrs
if(pBone->pMeshContainer)
{
ST_BONE_MESH* pBoneMesh = (ST_BONE_MESH*)pBone->pMeshContainer;
if(pBoneMesh->pSkinInfo)
{
LPD3DXSKININFO pSkinInfo = pBoneMesh->pSkinInfo;
DWORD dwNumBones = pSkinInfo->GetNumBones();
for (DWORD i = 0; i < dwNumBones; ++i)
{
pBoneMesh->pCurrentBoneMatrices[i] =
pBoneMesh->pBoneOffsetMatrices[i] * *(pBoneMesh->ppBoneMatrixPtrs[i]);
}
}
BYTE* src = NULL;
BYTE* dest = NULL;
pBoneMesh->pOrigMesh->LockVertexBuffer( D3DLOCK_READONLY, (void**)&src );
pBoneMesh->MeshData.pMesh->LockVertexBuffer( 0, (void**)&dest );
//MeshData.pMesh을 업데이트 시켜준다.
pBoneMesh->pSkinInfo->UpdateSkinnedMesh(
pBoneMesh->pCurrentBoneMatrices, NULL, src, dest );
pBoneMesh->MeshData.pMesh->UnlockVertexBuffer();
pBoneMesh->pOrigMesh->UnlockVertexBuffer();
}
//재귀적으로 모든 프레임에 대해서 실행.
if(pBone->pFrameFirstChild)
{
UpdateSkinnedMesh((ST_BONE*)pBone->pFrameFirstChild);
}
if(pBone->pFrameSibling)
{
UpdateSkinnedMesh((ST_BONE*)pBone->pFrameSibling);
}
}
void cSkinnedMesh::Update()
{
m_pAnimController->AdvanceTime(g_pTimeManager->GetElapsedTime(), NULL);
if (m_pRoot)
{
((ST_BONE*)m_pRoot)->Update(NULL);
}
UpdateSkinnedMesh((ST_BONE*)m_pRoot);
}
void XEnitity::FrameMove(float ElapsedTime,const D3DXMATRIX *pMatWorld)
{
//m_pAnimCtrl->ResetTime();
ElapsedTime/=m_SpeedAdjust;
m_CurrentTime += ElapsedTime;
if(m_pAnimCtrl)
m_pAnimCtrl->AdvanceTime(ElapsedTime, NULL);
UpdateFrameMatrices(m_pTopFrame, pMatWorld);
UpdateSkinnedMesh(m_pTopFrame);
return;
}
void XEnitity::UpdateSkinnedMesh(const D3DXFRAME *pFrameBase)
{
CUSTOM_FRAME* pFrame = (CUSTOM_FRAME*) pFrameBase;
CUSTOM_MESHCONTAINER* pMeshContainer = (CUSTOM_MESHCONTAINER*) pFrame->pMeshContainer;
while(pMeshContainer && pMeshContainer->pSkinInfo){
unsigned int NumBones = pMeshContainer->pSkinInfo->GetNumBones();
for(unsigned int i = 0; i < NumBones; ++i){
D3DXMatrixMultiply(&m_pBoneMatrices[i],&pMeshContainer->pExBoneOffsets[i], pMeshContainer->pExFrameCombinedMatrixPointer[i]);
}
void* pSrc = 0;
HRESULT hr = pMeshContainer->MeshData.pMesh->LockVertexBuffer(D3DLOCK_READONLY, (void**)&pSrc);
if(FAILED(hr))return;
void* pDest = 0;
hr = pMeshContainer->pExSkinMesh->LockVertexBuffer(0, (void**)&pDest);
hr = pMeshContainer->pSkinInfo->UpdateSkinnedMesh(m_pBoneMatrices, NULL, pSrc, pDest);
pMeshContainer->MeshData.pMesh->UnlockVertexBuffer();
pMeshContainer->pExSkinMesh->UnlockVertexBuffer();
pMeshContainer = (CUSTOM_MESHCONTAINER*) pMeshContainer->pNextMeshContainer;
}//end while
if (pFrame->pFrameSibling)
UpdateSkinnedMesh(pFrame->pFrameSibling);
if(pFrame->pFrameFirstChild)
UpdateSkinnedMesh(pFrame->pFrameFirstChild);
return;
}
