/* HcdPdd_DllMain
*
* DLL Entry point.
*
* Return Value:
*/
extern BOOL HcdPdd_DllMain(HANDLE hinstDLL, DWORD dwReason, LPVOID lpvReserved)
{
UnusedParameter(hinstDLL);
UnusedParameter(dwReason);
UnusedParameter(lpvReserved);
return TRUE;
}
extern DWORD HcdPdd_Seek(DWORD hOpenContext, LONG Amount, DWORD Type)
{
UnusedParameter(hOpenContext);
UnusedParameter(Amount);
UnusedParameter(Type);
return (DWORD)-1;
}
extern DWORD HcdPdd_Write(DWORD hOpenContext, LPCVOID pSourceBytes, DWORD NumberOfBytes)
{
UnusedParameter(hOpenContext);
UnusedParameter(pSourceBytes);
UnusedParameter(NumberOfBytes);
return (DWORD)-1;
}
extern DWORD HcdPdd_Read(DWORD hOpenContext, LPVOID pBuffer, DWORD Count)
{
UnusedParameter(hOpenContext);
UnusedParameter(pBuffer);
UnusedParameter(Count);
return (DWORD)-1; // an error occured
}
extern DWORD HcdPdd_Open(DWORD hDeviceContext, DWORD AccessCode, DWORD ShareMode)
{
UnusedParameter(hDeviceContext);
UnusedParameter(AccessCode);
UnusedParameter(ShareMode);
return 1; // we can be opened, but only once!
}
extern BOOL HcdPdd_IOControl(DWORD hOpenContext, DWORD dwCode, PBYTE pBufIn,
DWORD dwLenIn, PBYTE pBufOut, DWORD dwLenOut, PDWORD pdwActualOut)
{
UnusedParameter(hOpenContext);
UnusedParameter(dwCode);
UnusedParameter(pBufIn);
UnusedParameter(dwLenIn);
UnusedParameter(pBufOut);
UnusedParameter(dwLenOut);
UnusedParameter(pdwActualOut);
return FALSE;
}
void WaterSurface::Animate( real time, real dt )
{
// Wave constants
uint nbWaves = 3;
real amplitudes[] = { 0.1, 0.2, 0.25 };
Vector2<real> directions[] = { Vector2<real>( 1,1 ).Normalized(), Vector2<real>( -1,2 ).Normalized(), Vector2<real>( 0.5, -1 ).Normalized() };
WaveType waveTypes[] = { TypeCircular, TypeCircular, TypeDirectional };
Vector2<real> centers[] = { Vector2<real>( -50, -50 ), Vector2<real>( 0, 50 ), Vector2<real>( 0, 0 ) };
real weights[] = { 1, 0.8, 0.7 };
real phaseConstants[] = { -2, 1, 3 };
real powers[] = { 3, 1, 2 };
this->BeginEditHeights();
// Wave computation
#pragma omp parallel for
for ( uint i=0 ; i<this->GetNbZData() ; ++i )
for ( uint j=0 ; j<this->GetNbXData() ; ++j )
{
real height = 0;
Vector2<real> position = this->GetZXLocalPosition( i, j );
for ( uint k=0 ; k<nbWaves ; ++k )
{
real distance;
if ( waveTypes[k] == TypeCircular )
distance = ( position - centers[k] ).Length();
else
distance = directions[k] * position;
height += 2 * amplitudes[k] * pow( 0.5 * ( 1 + sin( distance * weights[k] + time * phaseConstants[k] ) ), powers[k] );
}
this->SetHeight( i, j, height );
}
this->EndEditHeights();
UnusedParameter( dt );
}
extern BOOL HcdPdd_Close(DWORD hOpenContext)
{
UnusedParameter(hOpenContext);
return TRUE;
}
void GLSLProgram<real>::SetupPointLight( uint index, Light<real>* light )
{
UnusedParameter( index );
UnusedParameter( light );
}
