//-----------------------------------------------------------------------------
// Name: ApplyEnvironmentMap()
// Desc: Performs a calculation on each of the vertices' normals to determine
// what the texture coordinates should be for the environment map (in this
// case the bump map).
//-----------------------------------------------------------------------------
VOID CMyD3DApplication::ApplyEnvironmentMap()
{
EMBOSSVERTEX* pv;
DWORD dwNumVertices;
dwNumVertices = m_pObject->GetLocalMesh()->GetNumVertices();
LPDIRECT3DVERTEXBUFFER8 pVB;
m_pObject->GetLocalMesh()->GetVertexBuffer( &pVB );
pVB->Lock( 0, 0, (BYTE**)&pv, 0 );
// Get the World matrix
D3DXMATRIX WV,InvWV;
m_pd3dDevice->GetTransform( D3DTS_WORLD, &WV );
D3DXMatrixInverse( &InvWV, NULL, &WV );
// Get the current light position in object space
D3DXVECTOR4 vTransformed;
D3DXVec3Transform( &vTransformed, (D3DXVECTOR3*)&m_Light.Position, &InvWV );
m_vBumpLightPos.x = vTransformed.x;
m_vBumpLightPos.y = vTransformed.y;
m_vBumpLightPos.z = vTransformed.z;
// Dimensions of texture needed for shifting tex coords
D3DSURFACE_DESC d3dsd;
m_pEmbossTexture->GetLevelDesc( 0, &d3dsd );
// Loop through the vertices, transforming each one and calculating
// the correct texture coordinates.
for( WORD i = 0; i < dwNumVertices; i++ )
{
// Find light vector in tangent space
D3DXVECTOR3 vLightToVertex;
D3DXVec3Normalize( &vLightToVertex, &(m_vBumpLightPos - pv[i].p) );
// Create rotation matrix (rotate into tangent space)
FLOAT r = D3DXVec3Dot( &vLightToVertex, &pv[i].n );
if( r < 0.f )
{
// Don't shift coordinates when light below surface
pv[i].tu2 = pv[i].tu;
pv[i].tv2 = pv[i].tv;
}
else
{
// Shift coordinates for the emboss effect
D3DXVECTOR2 vEmbossShift;
vEmbossShift.x = D3DXVec3Dot( &vLightToVertex, &m_pTangents[i] );
vEmbossShift.y = D3DXVec3Dot( &vLightToVertex, &m_pBinormals[i] );
D3DXVec2Normalize( &vEmbossShift, &vEmbossShift );
pv[i].tu2 = pv[i].tu + vEmbossShift.x/d3dsd.Width;
pv[i].tv2 = pv[i].tv - vEmbossShift.y/d3dsd.Height;
}
}
pVB->Unlock();
pVB->Release();
}
// Loads a font texture and sets it as current font to display
BOOL D3D_LoadFontTextureByFile ( char *file_path )
{
D3DSURFACE_DESC desc;
// Free our old texture
if (m_pFontTexture)
m_pFontTexture->Release();
// Try to load it
if ( !(D3D_OK == D3DXCreateTextureFromFile ( m_pOrigDDevice, file_path, &m_pFontTexture )) )
return FALSE;
m_pFontTexture->GetLevelDesc( 0, &desc );
m_uiFontWidth = desc.Width;
m_uiFontHeight = desc.Height;
return TRUE;
}
void KRipper8::Dump_TextureDesc2Log( IDirect3DBaseTexture8* pTexture ){
if( !pTexture )
return;
D3DRESOURCETYPE Type = pTexture->GetType();
g_pLog->Write( L"-----Texture desc-----\n" );
g_pLog->Write( L"Level count: %u\n", pTexture->GetLevelCount() );
g_pLog->Write( L"Type: %s\n", D3DRESOURCETYPE_2Str( pTexture->GetType() ) );
g_pLog->Write( L"----------------------\n" );
HRESULT hr;
if( Type == D3DRTYPE_TEXTURE )
{
LPDIRECT3DTEXTURE8 pTex = static_cast <LPDIRECT3DTEXTURE8>( pTexture );
D3DSURFACE_DESC desc;
ZeroMemory( &desc, sizeof( desc ) );
hr = pTex->GetLevelDesc( 0, &desc );
if( SUCCEEDED( hr ) )
{
g_pLog->Write( L"Format: %s\n", D3DFORMAT_2Str( desc.Format ) );
g_pLog->Write( L"Type : %s\n", D3DRESOURCETYPE_2Str( desc.Type ) );
g_pLog->Write( L"Usage : %s\n", D3DUSAGE_2Str( desc.Usage ) );
g_pLog->Write( L"Pool : %s\n", D3DPOOL_2Str( desc.Pool ) );
g_pLog->Write( L"Size : %u\n", desc.Size );
g_pLog->Write( L"MultiSampleType: %s\n", D3DMULTISAMPLE_2Str( desc.MultiSampleType ) );
g_pLog->Write( L"Width : %d\n", desc.Width );
g_pLog->Write( L"Height: %d\n", desc.Height );
}
else
{
g_pLog->Write( L"IDirect3DTexture8::GetLevelDesc() error: 0x%08X\n", hr );
}
}
else if( Type == D3DRTYPE_VOLUMETEXTURE )
{//VOLUME
LPDIRECT3DVOLUMETEXTURE8 pTex = static_cast <LPDIRECT3DVOLUMETEXTURE8>( pTexture );
D3DVOLUME_DESC desc;
ZeroMemory( &desc, sizeof( desc ) );
hr = pTex->GetLevelDesc( 0, &desc );
if( SUCCEEDED( hr ) ){
g_pLog->Write( L"Format: %s\n", D3DFORMAT_2Str( desc.Format ) );
g_pLog->Write( L"Type : %s\n", D3DRESOURCETYPE_2Str( desc.Type ) );
g_pLog->Write( L"Usage : %s\n", D3DUSAGE_2Str( desc.Usage ) );
g_pLog->Write( L"Pool : %s\n", D3DPOOL_2Str( desc.Pool ) );
g_pLog->Write( L"Size : %u\n", desc.Size );
g_pLog->Write( L"Width : %d\n", desc.Width );
g_pLog->Write( L"Height: %d\n", desc.Height );
g_pLog->Write( L"Depth : %d\n", desc.Depth );
}
else{
g_pLog->Write( L"IDirect3DVolumeTexture8::GetLevelDesc() error: 0x%08X\n", hr );
}
}
else if( Type == D3DRTYPE_CUBETEXTURE )
{//CUBE
LPDIRECT3DCUBETEXTURE8 pTex = static_cast <LPDIRECT3DCUBETEXTURE8>( pTexture );
D3DSURFACE_DESC desc;
ZeroMemory( &desc, sizeof( desc ) );
hr = pTex->GetLevelDesc( 0, &desc );
if( SUCCEEDED( hr ) )
{
g_pLog->Write( L"Format: %s\n", D3DFORMAT_2Str( desc.Format ) );
g_pLog->Write( L"Type : %s\n", D3DRESOURCETYPE_2Str( desc.Type ) );
g_pLog->Write( L"Usage : %s\n", D3DUSAGE_2Str( desc.Usage ) );
g_pLog->Write( L"Pool : %s\n", D3DPOOL_2Str( desc.Pool ) );
g_pLog->Write( L"Size : %u\n", desc.Size );
g_pLog->Write( L"MultiSampleType: %s\n", D3DMULTISAMPLE_2Str( desc.MultiSampleType ) );
g_pLog->Write( L"Width : %d\n", desc.Width );
g_pLog->Write( L"Height: %d\n", desc.Height );
}
else
{
g_pLog->Write( L"IDirect3DCubeTexture8::GetLevelDesc() error: 0x%08X\n", hr );
}
}
g_pLog->Write( L"----------------------\n" );
}
