d3dfile.cpp
上传用户:sycq158
上传日期:2008-10-22
资源大小:15361k
文件大小:26k
- //-----------------------------------------------------------------------------
- // File: D3DFile.cpp
- //
- // Desc: Support code for loading DirectX .X files.
- //
- // Copyright (c) Microsoft Corporation. All rights reserved.
- //-----------------------------------------------------------------------------
- #include "dxstdafx.h"
- #include <dxfile.h>
- #include <rmxfguid.h>
- #include <rmxftmpl.h>
- #include "D3DFile.h"
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- CD3DMesh::CD3DMesh( LPCTSTR strName )
- {
- _tcsncpy( m_strName, strName, sizeof(m_strName) / sizeof(TCHAR) );
- m_strName[sizeof(m_strName) / sizeof(TCHAR) - 1] = _T(' ');
- m_pSysMemMesh = NULL;
- m_pLocalMesh = NULL;
- m_dwNumMaterials = 0L;
- m_pMaterials = NULL;
- m_pTextures = NULL;
- m_bUseMaterials = TRUE;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- CD3DMesh::~CD3DMesh()
- {
- Destroy();
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DMesh::Create( LPDIRECT3DDEVICE9 pd3dDevice, LPCTSTR strFilename )
- {
- TCHAR strPath[MAX_PATH];
- LPD3DXBUFFER pAdjacencyBuffer = NULL;
- LPD3DXBUFFER pMtrlBuffer = NULL;
- HRESULT hr;
- // Find the path for the file, and convert it to ANSI (for the D3DX API)
- DXUtil_FindMediaFileCb( strPath, sizeof(strPath), strFilename );
- // Load the mesh
- if( FAILED( hr = D3DXLoadMeshFromX( strPath, D3DXMESH_SYSTEMMEM, pd3dDevice,
- &pAdjacencyBuffer, &pMtrlBuffer, NULL,
- &m_dwNumMaterials, &m_pSysMemMesh ) ) )
- {
- return hr;
- }
- // Optimize the mesh for performance
- if( FAILED( hr = m_pSysMemMesh->OptimizeInplace(
- D3DXMESHOPT_COMPACT | D3DXMESHOPT_ATTRSORT | D3DXMESHOPT_VERTEXCACHE,
- (DWORD*)pAdjacencyBuffer->GetBufferPointer(), NULL, NULL, NULL ) ) )
- {
- SAFE_RELEASE( pAdjacencyBuffer );
- SAFE_RELEASE( pMtrlBuffer );
- return hr;
- }
- // Get material info for the mesh
- // Get the array of materials out of the buffer
- if( pMtrlBuffer && m_dwNumMaterials > 0 )
- {
- // Allocate memory for the materials and textures
- D3DXMATERIAL* d3dxMtrls = (D3DXMATERIAL*)pMtrlBuffer->GetBufferPointer();
- m_pMaterials = new D3DMATERIAL9[m_dwNumMaterials];
- if( m_pMaterials == NULL )
- {
- hr = E_OUTOFMEMORY;
- goto LEnd;
- }
- m_pTextures = new LPDIRECT3DTEXTURE9[m_dwNumMaterials];
- if( m_pTextures == NULL )
- {
- hr = E_OUTOFMEMORY;
- goto LEnd;
- }
- // Copy each material and create its texture
- for( DWORD i=0; i<m_dwNumMaterials; i++ )
- {
- // Copy the material
- m_pMaterials[i] = d3dxMtrls[i].MatD3D;
- m_pTextures[i] = NULL;
- // Create a texture
- if( d3dxMtrls[i].pTextureFilename )
- {
- TCHAR strTexture[MAX_PATH];
- TCHAR strTextureTemp[MAX_PATH];
- DXUtil_ConvertAnsiStringToGenericCb( strTextureTemp, d3dxMtrls[i].pTextureFilename, sizeof(strTextureTemp) );
- DXUtil_FindMediaFileCb( strTexture, sizeof(strTexture), strTextureTemp );
- if( FAILED( D3DXCreateTextureFromFile( pd3dDevice, strTexture,
- &m_pTextures[i] ) ) )
- m_pTextures[i] = NULL;
- }
- }
- }
- hr = S_OK;
- LEnd:
- SAFE_RELEASE( pAdjacencyBuffer );
- SAFE_RELEASE( pMtrlBuffer );
- return hr;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DMesh::Create( LPDIRECT3DDEVICE9 pd3dDevice,
- LPDIRECTXFILEDATA pFileData )
- {
- LPD3DXBUFFER pMtrlBuffer = NULL;
- LPD3DXBUFFER pAdjacencyBuffer = NULL;
- HRESULT hr;
- // Load the mesh from the DXFILEDATA object
- if( FAILED( hr = D3DXLoadMeshFromXof( pFileData, D3DXMESH_SYSTEMMEM, pd3dDevice,
- &pAdjacencyBuffer, &pMtrlBuffer, NULL,
- &m_dwNumMaterials, &m_pSysMemMesh ) ) )
- {
- return hr;
- }
- // Optimize the mesh for performance
- if( FAILED( hr = m_pSysMemMesh->OptimizeInplace(
- D3DXMESHOPT_COMPACT | D3DXMESHOPT_ATTRSORT | D3DXMESHOPT_VERTEXCACHE,
- (DWORD*)pAdjacencyBuffer->GetBufferPointer(), NULL, NULL, NULL ) ) )
- {
- SAFE_RELEASE( pAdjacencyBuffer );
- SAFE_RELEASE( pMtrlBuffer );
- return hr;
- }
- // Get material info for the mesh
- // Get the array of materials out of the buffer
- if( pMtrlBuffer && m_dwNumMaterials > 0 )
- {
- // Allocate memory for the materials and textures
- D3DXMATERIAL* d3dxMtrls = (D3DXMATERIAL*)pMtrlBuffer->GetBufferPointer();
- m_pMaterials = new D3DMATERIAL9[m_dwNumMaterials];
- if( m_pMaterials == NULL )
- {
- hr = E_OUTOFMEMORY;
- goto LEnd;
- }
- m_pTextures = new LPDIRECT3DTEXTURE9[m_dwNumMaterials];
- if( m_pTextures == NULL )
- {
- hr = E_OUTOFMEMORY;
- goto LEnd;
- }
- // Copy each material and create its texture
- for( DWORD i=0; i<m_dwNumMaterials; i++ )
- {
- // Copy the material
- m_pMaterials[i] = d3dxMtrls[i].MatD3D;
- m_pTextures[i] = NULL;
- // Create a texture
- if( d3dxMtrls[i].pTextureFilename )
- {
- TCHAR strTexture[MAX_PATH];
- TCHAR strTextureTemp[MAX_PATH];
- DXUtil_ConvertAnsiStringToGenericCb( strTextureTemp, d3dxMtrls[i].pTextureFilename, sizeof(strTextureTemp) );
- DXUtil_FindMediaFileCb( strTexture, sizeof(strTexture), strTextureTemp );
- if( FAILED( D3DXCreateTextureFromFile( pd3dDevice, strTexture,
- &m_pTextures[i] ) ) )
- m_pTextures[i] = NULL;
- }
- }
- }
- hr = S_OK;
- LEnd:
- SAFE_RELEASE( pAdjacencyBuffer );
- SAFE_RELEASE( pMtrlBuffer );
- return hr;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DMesh::SetFVF( LPDIRECT3DDEVICE9 pd3dDevice, DWORD dwFVF )
- {
- LPD3DXMESH pTempSysMemMesh = NULL;
- LPD3DXMESH pTempLocalMesh = NULL;
- if( m_pSysMemMesh )
- {
- if( FAILED( m_pSysMemMesh->CloneMeshFVF( D3DXMESH_SYSTEMMEM, dwFVF,
- pd3dDevice, &pTempSysMemMesh ) ) )
- return E_FAIL;
- }
- if( m_pLocalMesh )
- {
- if( FAILED( m_pLocalMesh->CloneMeshFVF( 0L, dwFVF, pd3dDevice,
- &pTempLocalMesh ) ) )
- {
- SAFE_RELEASE( pTempSysMemMesh );
- return E_FAIL;
- }
- }
- SAFE_RELEASE( m_pSysMemMesh );
- SAFE_RELEASE( m_pLocalMesh );
- if( pTempSysMemMesh ) m_pSysMemMesh = pTempSysMemMesh;
- if( pTempLocalMesh ) m_pLocalMesh = pTempLocalMesh;
- // Compute normals in case the meshes have them
- if( m_pSysMemMesh )
- D3DXComputeNormals( m_pSysMemMesh, NULL );
- if( m_pLocalMesh )
- D3DXComputeNormals( m_pLocalMesh, NULL );
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name: CD3DMesh::SetVertexDecl
- // Desc: Convert the mesh to the format specified by the given vertex
- // declarations.
- //-----------------------------------------------------------------------------
- HRESULT CD3DMesh::SetVertexDecl( LPDIRECT3DDEVICE9 pd3dDevice, D3DVERTEXELEMENT9 *pDecl )
- {
- LPD3DXMESH pTempSysMemMesh = NULL;
- LPD3DXMESH pTempLocalMesh = NULL;
- if( m_pSysMemMesh )
- {
- if( FAILED( m_pSysMemMesh->CloneMesh( D3DXMESH_SYSTEMMEM, pDecl,
- pd3dDevice, &pTempSysMemMesh ) ) )
- return E_FAIL;
- }
- if( m_pLocalMesh )
- {
- if( FAILED( m_pLocalMesh->CloneMesh( 0L, pDecl, pd3dDevice,
- &pTempLocalMesh ) ) )
- {
- SAFE_RELEASE( pTempSysMemMesh );
- return E_FAIL;
- }
- }
- SAFE_RELEASE( m_pSysMemMesh );
- SAFE_RELEASE( m_pLocalMesh );
- if( pTempSysMemMesh )
- {
- m_pSysMemMesh = pTempSysMemMesh;
- // Compute normals in case the meshes have them
- D3DXComputeNormals( m_pSysMemMesh, NULL );
- }
- if( pTempLocalMesh )
- {
- m_pLocalMesh = pTempLocalMesh;
- // Compute normals in case the meshes have them
- D3DXComputeNormals( m_pLocalMesh, NULL );
- }
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DMesh::RestoreDeviceObjects( LPDIRECT3DDEVICE9 pd3dDevice )
- {
- if( NULL == m_pSysMemMesh )
- return E_FAIL;
- // Make a local memory version of the mesh. Note: because we are passing in
- // no flags, the default behavior is to clone into local memory.
- if( FAILED( m_pSysMemMesh->CloneMeshFVF( D3DXMESH_MANAGED, m_pSysMemMesh->GetFVF(),
- pd3dDevice, &m_pLocalMesh ) ) )
- return E_FAIL;
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DMesh::InvalidateDeviceObjects()
- {
- SAFE_RELEASE( m_pLocalMesh );
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DMesh::Destroy()
- {
- InvalidateDeviceObjects();
- for( UINT i=0; i<m_dwNumMaterials; i++ )
- SAFE_RELEASE( m_pTextures[i] );
- SAFE_DELETE_ARRAY( m_pTextures );
- SAFE_DELETE_ARRAY( m_pMaterials );
- SAFE_RELEASE( m_pSysMemMesh );
- m_dwNumMaterials = 0L;
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DMesh::Render( LPDIRECT3DDEVICE9 pd3dDevice, bool bDrawOpaqueSubsets,
- bool bDrawAlphaSubsets )
- {
- if( NULL == m_pLocalMesh )
- return E_FAIL;
- // Frist, draw the subsets without alpha
- if( bDrawOpaqueSubsets )
- {
- for( DWORD i=0; i<m_dwNumMaterials; i++ )
- {
- if( m_bUseMaterials )
- {
- if( m_pMaterials[i].Diffuse.a < 1.0f )
- continue;
- pd3dDevice->SetMaterial( &m_pMaterials[i] );
- pd3dDevice->SetTexture( 0, m_pTextures[i] );
- }
- m_pLocalMesh->DrawSubset( i );
- }
- }
- // Then, draw the subsets with alpha
- if( bDrawAlphaSubsets && m_bUseMaterials )
- {
- for( DWORD i=0; i<m_dwNumMaterials; i++ )
- {
- if( m_pMaterials[i].Diffuse.a == 1.0f )
- continue;
- // Set the material and texture
- pd3dDevice->SetMaterial( &m_pMaterials[i] );
- pd3dDevice->SetTexture( 0, m_pTextures[i] );
- m_pLocalMesh->DrawSubset( i );
- }
- }
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- CD3DFrame::CD3DFrame( LPCTSTR strName )
- {
- _tcsncpy( m_strName, strName, sizeof(m_strName) / sizeof(TCHAR) );
- m_strName[sizeof(m_strName) / sizeof(TCHAR) - 1] = _T(' ');
- D3DXMatrixIdentity( &m_mat );
- m_pMesh = NULL;
- m_pChild = NULL;
- m_pNext = NULL;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- CD3DFrame::~CD3DFrame()
- {
- SAFE_DELETE( m_pChild );
- SAFE_DELETE( m_pNext );
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- bool CD3DFrame::EnumMeshes( bool (*EnumMeshCB)(CD3DMesh*,void*),
- void* pContext )
- {
- if( m_pMesh )
- EnumMeshCB( m_pMesh, pContext );
- if( m_pChild )
- m_pChild->EnumMeshes( EnumMeshCB, pContext );
- if( m_pNext )
- m_pNext->EnumMeshes( EnumMeshCB, pContext );
- return TRUE;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- CD3DMesh* CD3DFrame::FindMesh( LPCTSTR strMeshName )
- {
- CD3DMesh* pMesh;
- if( m_pMesh )
- if( !lstrcmpi( m_pMesh->m_strName, strMeshName ) )
- return m_pMesh;
- if( m_pChild )
- if( NULL != ( pMesh = m_pChild->FindMesh( strMeshName ) ) )
- return pMesh;
- if( m_pNext )
- if( NULL != ( pMesh = m_pNext->FindMesh( strMeshName ) ) )
- return pMesh;
- return NULL;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- CD3DFrame* CD3DFrame::FindFrame( LPCTSTR strFrameName )
- {
- CD3DFrame* pFrame;
- if( !lstrcmpi( m_strName, strFrameName ) )
- return this;
- if( m_pChild )
- if( NULL != ( pFrame = m_pChild->FindFrame( strFrameName ) ) )
- return pFrame;
- if( m_pNext )
- if( NULL != ( pFrame = m_pNext->FindFrame( strFrameName ) ) )
- return pFrame;
- return NULL;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DFrame::Destroy()
- {
- if( m_pMesh ) m_pMesh->Destroy();
- if( m_pChild ) m_pChild->Destroy();
- if( m_pNext ) m_pNext->Destroy();
- SAFE_DELETE( m_pMesh );
- SAFE_DELETE( m_pNext );
- SAFE_DELETE( m_pChild );
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DFrame::RestoreDeviceObjects( LPDIRECT3DDEVICE9 pd3dDevice )
- {
- if( m_pMesh ) m_pMesh->RestoreDeviceObjects( pd3dDevice );
- if( m_pChild ) m_pChild->RestoreDeviceObjects( pd3dDevice );
- if( m_pNext ) m_pNext->RestoreDeviceObjects( pd3dDevice );
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DFrame::InvalidateDeviceObjects()
- {
- if( m_pMesh ) m_pMesh->InvalidateDeviceObjects();
- if( m_pChild ) m_pChild->InvalidateDeviceObjects();
- if( m_pNext ) m_pNext->InvalidateDeviceObjects();
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DFrame::Render( LPDIRECT3DDEVICE9 pd3dDevice, bool bDrawOpaqueSubsets,
- bool bDrawAlphaSubsets, D3DXMATRIX* pmatWorldMatrix )
- {
- // For pure devices, specify the world transform. If the world transform is not
- // specified on pure devices, this function will fail.
- D3DXMATRIXA16 matSavedWorld, matWorld;
- if ( NULL == pmatWorldMatrix )
- pd3dDevice->GetTransform( D3DTS_WORLD, &matSavedWorld );
- else
- matSavedWorld = *pmatWorldMatrix;
- D3DXMatrixMultiply( &matWorld, &m_mat, &matSavedWorld );
- pd3dDevice->SetTransform( D3DTS_WORLD, &matWorld );
- if( m_pMesh )
- m_pMesh->Render( pd3dDevice, bDrawOpaqueSubsets, bDrawAlphaSubsets );
- if( m_pChild )
- m_pChild->Render( pd3dDevice, bDrawOpaqueSubsets, bDrawAlphaSubsets, &matWorld );
- pd3dDevice->SetTransform( D3DTS_WORLD, &matSavedWorld );
- if( m_pNext )
- m_pNext->Render( pd3dDevice, bDrawOpaqueSubsets, bDrawAlphaSubsets, &matSavedWorld );
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DFile::LoadFrame( LPDIRECT3DDEVICE9 pd3dDevice,
- LPDIRECTXFILEDATA pFileData,
- CD3DFrame* pParentFrame )
- {
- LPDIRECTXFILEDATA pChildData = NULL;
- LPDIRECTXFILEOBJECT pChildObj = NULL;
- const GUID* pGUID;
- DWORD cbSize;
- CD3DFrame* pCurrentFrame;
- HRESULT hr;
- // Get the type of the object
- if( FAILED( hr = pFileData->GetType( &pGUID ) ) )
- return hr;
- if( *pGUID == TID_D3DRMMesh )
- {
- hr = LoadMesh( pd3dDevice, pFileData, pParentFrame );
- if( FAILED(hr) )
- return hr;
- }
- if( *pGUID == TID_D3DRMFrameTransformMatrix )
- {
- D3DXMATRIX* pmatMatrix;
- hr = pFileData->GetData( NULL, &cbSize, (void**)&pmatMatrix );
- if( FAILED(hr) )
- return hr;
- // Update the parent's matrix with the new one
- pParentFrame->SetMatrix( pmatMatrix );
- }
- if( *pGUID == TID_D3DRMFrame )
- {
- // Get the frame name
- CHAR strAnsiName[512] = "";
- TCHAR strName[512];
- DWORD dwNameLength = 512;
- if( FAILED( hr = pFileData->GetName( strAnsiName, &dwNameLength ) ) )
- return hr;
- DXUtil_ConvertAnsiStringToGenericCb( strName, strAnsiName, sizeof(strName) );
- // Create the frame
- pCurrentFrame = new CD3DFrame( strName );
- if( pCurrentFrame == NULL )
- return E_OUTOFMEMORY;
- pCurrentFrame->m_pNext = pParentFrame->m_pChild;
- pParentFrame->m_pChild = pCurrentFrame;
- // Enumerate child objects
- while( SUCCEEDED( pFileData->GetNextObject( &pChildObj ) ) )
- {
- // Query the child for its FileData
- hr = pChildObj->QueryInterface( IID_IDirectXFileData,
- (void**)&pChildData );
- if( SUCCEEDED(hr) )
- {
- hr = LoadFrame( pd3dDevice, pChildData, pCurrentFrame );
- pChildData->Release();
- }
- pChildObj->Release();
- if( FAILED(hr) )
- return hr;
- }
- }
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DFile::LoadMesh( LPDIRECT3DDEVICE9 pd3dDevice,
- LPDIRECTXFILEDATA pFileData,
- CD3DFrame* pParentFrame )
- {
- // Currently only allowing one mesh per frame
- if( pParentFrame->m_pMesh )
- return E_FAIL;
- // Get the mesh name
- CHAR strAnsiName[512] = {0};
- TCHAR strName[512];
- DWORD dwNameLength = 512;
- HRESULT hr;
- if( FAILED( hr = pFileData->GetName( strAnsiName, &dwNameLength ) ) )
- return hr;
- DXUtil_ConvertAnsiStringToGenericCb( strName, strAnsiName, sizeof(strName) );
- // Create the mesh
- pParentFrame->m_pMesh = new CD3DMesh( strName );
- if( pParentFrame->m_pMesh == NULL )
- return E_OUTOFMEMORY;
- pParentFrame->m_pMesh->Create( pd3dDevice, pFileData );
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DFile::CreateFromResource( LPDIRECT3DDEVICE9 pd3dDevice, LPCTSTR strResource, LPCTSTR strType )
- {
- LPDIRECTXFILE pDXFile = NULL;
- LPDIRECTXFILEENUMOBJECT pEnumObj = NULL;
- LPDIRECTXFILEDATA pFileData = NULL;
- HRESULT hr;
- // Create a x file object
- if( FAILED( hr = DirectXFileCreate( &pDXFile ) ) )
- return E_FAIL;
- // Register templates for d3drm and patch extensions.
- if( FAILED( hr = pDXFile->RegisterTemplates( (void*)D3DRM_XTEMPLATES,
- D3DRM_XTEMPLATE_BYTES ) ) )
- {
- pDXFile->Release();
- return E_FAIL;
- }
-
- CHAR strTypeAnsi[MAX_PATH];
- DXUtil_ConvertGenericStringToAnsiCb( strTypeAnsi, strType, sizeof(strTypeAnsi) );
- DXFILELOADRESOURCE dxlr;
- dxlr.hModule = NULL;
- dxlr.lpName = strResource;
- dxlr.lpType = (TCHAR*) strTypeAnsi;
- // Create enum object
- hr = pDXFile->CreateEnumObject( (void*)&dxlr, DXFILELOAD_FROMRESOURCE,
- &pEnumObj );
- if( FAILED(hr) )
- {
- pDXFile->Release();
- return hr;
- }
- // Enumerate top level objects (which are always frames)
- while( SUCCEEDED( pEnumObj->GetNextDataObject( &pFileData ) ) )
- {
- hr = LoadFrame( pd3dDevice, pFileData, this );
- pFileData->Release();
- if( FAILED(hr) )
- {
- pEnumObj->Release();
- pDXFile->Release();
- return E_FAIL;
- }
- }
- SAFE_RELEASE( pFileData );
- SAFE_RELEASE( pEnumObj );
- SAFE_RELEASE( pDXFile );
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DFile::Create( LPDIRECT3DDEVICE9 pd3dDevice, LPCTSTR strFilename )
- {
- LPDIRECTXFILE pDXFile = NULL;
- LPDIRECTXFILEENUMOBJECT pEnumObj = NULL;
- LPDIRECTXFILEDATA pFileData = NULL;
- HRESULT hr;
- // Create a x file object
- if( FAILED( hr = DirectXFileCreate( &pDXFile ) ) )
- return E_FAIL;
- // Register templates for d3drm and patch extensions.
- if( FAILED( hr = pDXFile->RegisterTemplates( (void*)D3DRM_XTEMPLATES,
- D3DRM_XTEMPLATE_BYTES ) ) )
- {
- pDXFile->Release();
- return E_FAIL;
- }
- // Find the path to the file, and convert it to ANSI (for the D3DXOF API)
- TCHAR strPath[MAX_PATH];
- CHAR strPathANSI[MAX_PATH];
- DXUtil_FindMediaFileCb( strPath, sizeof(strPath), strFilename );
- DXUtil_ConvertGenericStringToAnsiCb( strPathANSI, strPath, sizeof(strPathANSI) );
-
- // Create enum object
- hr = pDXFile->CreateEnumObject( (void*)strPathANSI, DXFILELOAD_FROMFILE,
- &pEnumObj );
- if( FAILED(hr) )
- {
- pDXFile->Release();
- return hr;
- }
- // Enumerate top level objects (which are always frames)
- while( SUCCEEDED( pEnumObj->GetNextDataObject( &pFileData ) ) )
- {
- hr = LoadFrame( pd3dDevice, pFileData, this );
- pFileData->Release();
- if( FAILED(hr) )
- {
- pEnumObj->Release();
- pDXFile->Release();
- return E_FAIL;
- }
- }
- SAFE_RELEASE( pFileData );
- SAFE_RELEASE( pEnumObj );
- SAFE_RELEASE( pDXFile );
- return S_OK;
- }
- //-----------------------------------------------------------------------------
- // Name:
- // Desc:
- //-----------------------------------------------------------------------------
- HRESULT CD3DFile::Render( LPDIRECT3DDEVICE9 pd3dDevice, D3DXMATRIX* pmatWorldMatrix )
- {
- // For pure devices, specify the world transform. If the world transform is not
- // specified on pure devices, this function will fail.
- // Set up the world transformation
- D3DXMATRIX matSavedWorld, matWorld;
- if ( NULL == pmatWorldMatrix )
- pd3dDevice->GetTransform( D3DTS_WORLD, &matSavedWorld );
- else
- matSavedWorld = *pmatWorldMatrix;
- D3DXMatrixMultiply( &matWorld, &matSavedWorld, &m_mat );
- pd3dDevice->SetTransform( D3DTS_WORLD, &matWorld );
- // Render opaque subsets in the meshes
- if( m_pChild )
- m_pChild->Render( pd3dDevice, TRUE, FALSE, &matWorld );
- // Enable alpha blending
- pd3dDevice->SetRenderState( D3DRS_ALPHABLENDENABLE, TRUE );
- pd3dDevice->SetRenderState( D3DRS_SRCBLEND, D3DBLEND_SRCALPHA );
- pd3dDevice->SetRenderState( D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA );
- // Render alpha subsets in the meshes
- if( m_pChild )
- m_pChild->Render( pd3dDevice, FALSE, TRUE, &matWorld );
- // Restore state
- pd3dDevice->SetRenderState( D3DRS_ALPHABLENDENABLE, FALSE );
- pd3dDevice->SetTransform( D3DTS_WORLD, &matSavedWorld );
- return S_OK;
- }