public D3D9RenderTexture( string name, D3D9HardwarePixelBuffer buffer, bool writeGamma, int fsaa )
: base( buffer, 0 )
{
this.name = name;
hwGamma = writeGamma;
this.fsaa = fsaa;
}
public D3D9RenderTexture(string name, D3D9HardwarePixelBuffer buffer, bool writeGamma, int fsaa)
: base(buffer, 0)
{
this.name = name;
hwGamma = writeGamma;
this.fsaa = fsaa;
}
public void LockDeviceAccess()
{
Contract.Requires(this._deviceAccessLockCount >= 0);
this._deviceAccessLockCount++;
if (this._deviceAccessLockCount == 1)
{
#if AXIOM_THREAD_SUPPORT
System.Threading.Monitor.Enter(_resourcesMutex);
#endif
foreach (var it in this.Resources)
{
it.LockDeviceAccess();
}
D3D9HardwarePixelBuffer.LockDeviceAccess();
}
}
public void UnlockDeviceAccess()
{
Contract.Requires(this._deviceAccessLockCount > 0);
this._deviceAccessLockCount--;
if (this._deviceAccessLockCount == 0)
{
// outermost recursive lock release, propagte unlock
foreach (var it in this.Resources)
{
it.UnlockDeviceAccess();
}
D3D9HardwarePixelBuffer.UnlockDeviceAccess();
#if AXIOM_THREAD_SUPPORT
System.Threading.Monitor.Exit(_resourcesMutex);
#endif
}
}
private void _createSurfaceList( D3D9.Device d3d9Device, TextureResources textureResources )
{
Debug.Assert( textureResources != null );
Debug.Assert( textureResources.BaseTexture != null );
// Make sure number of mips is right
mipmapCount = textureResources.BaseTexture.LevelCount - 1;
// Need to know static / dynamic
BufferUsage bufusage;
if ( ( ( Usage & TextureUsage.Dynamic ) != 0 ) && this._dynamicTextures )
{
bufusage = BufferUsage.Dynamic;
}
else
{
bufusage = BufferUsage.Static;
}
if ( ( Usage & TextureUsage.RenderTarget ) != 0 )
{
bufusage = (BufferUsage)( (int)bufusage | (int)TextureUsage.RenderTarget );
}
var surfaceCount = FaceCount*( mipmapCount + 1 );
var updateOldList = this._surfaceList.Count == surfaceCount;
if ( !updateOldList )
{
// Create new list of surfaces
_clearSurfaceList();
for ( var face = 0; face < FaceCount; ++face )
{
for ( var mip = 0; mip <= MipmapCount; ++mip )
{
var buffer = new D3D9HardwarePixelBuffer( bufusage, this );
this._surfaceList.Add( buffer );
}
}
}
switch ( TextureType )
{
case TextureType.OneD:
case TextureType.TwoD:
Debug.Assert( textureResources.NormalTexture != null );
// For all mipmaps, store surfaces as HardwarePixelBuffer
for ( var mip = 0; mip <= MipmapCount; ++mip )
{
var surface = textureResources.NormalTexture.GetSurfaceLevel( 0 );
var currPixelBuffer = _getSurfaceAtLevel( 0, mip );
if ( mip == 0 && requestedMipmapCount != 0 && ( usage & TextureUsage.AutoMipMap ) != 0 )
{
currPixelBuffer.SetMipmapping( true, mipmapsHardwareGenerated );
}
currPixelBuffer.Bind( d3d9Device, surface, textureResources.FSAASurface, this._hwGammaWriteSupported, fsaa, _name,
textureResources.BaseTexture );
// decrement reference count, the GetSurfaceLevel call increments this
// this is safe because the pixel buffer keeps a reference as well
//TODO
//surface.Release();
}
break;
case TextureType.CubeMap:
Debug.Assert( textureResources.CubeTexture != null );
// For all faces and mipmaps, store surfaces as HardwarePixelBuffer
for ( var face = 0; face < 6; ++face )
{
for ( var mip = 0; mip <= MipmapCount; ++mip )
{
var surface = textureResources.CubeTexture.GetCubeMapSurface( (D3D9.CubeMapFace)face, mip );
var currPixelBuffer = _getSurfaceAtLevel( face, mip );
if ( mip == 0 && requestedMipmapCount != 0 && ( usage & TextureUsage.AutoMipMap ) != 0 )
{
currPixelBuffer.SetMipmapping( true, mipmapsHardwareGenerated );
}
currPixelBuffer.Bind( d3d9Device, surface, textureResources.FSAASurface, this._hwGammaWriteSupported, fsaa, _name,
textureResources.BaseTexture );
// decrement reference count, the GetSurfaceLevel call increments this
// this is safe because the pixel buffer keeps a reference as well
//TODO
//surface.Release();
}
}
break;
case TextureType.ThreeD:
Debug.Assert( textureResources.VolumeTexture != null );
// For all mipmaps, store surfaces as HardwarePixelBuffer
for ( var mip = 0; mip <= MipmapCount; ++mip )
{
var volume = textureResources.VolumeTexture.GetVolumeLevel( mip );
var currPixelBuffer = _getSurfaceAtLevel( 0, mip );
currPixelBuffer.Bind( d3d9Device, volume, textureResources.BaseTexture );
if ( mip == 0 && requestedMipmapCount != 0 && ( usage & TextureUsage.AutoMipMap ) != 0 )
{
currPixelBuffer.SetMipmapping( true, mipmapsHardwareGenerated );
}
// decrement reference count, the GetSurfaceLevel call increments this
// this is safe because the pixel buffer keeps a reference as well
//TODO
//volume.Release();
}
break;
}
;
}
