void UpdateTexture2( HContext _context, HTexture _handle, UINT32 _size, const void* _data )
{
mxASSERT(_size > 0);
mxASSERT_PTR(_data);
DeviceContext* deviceContext = (DeviceContext*) _context.ptr;
deviceContext->UpdateTexture2( _handle, _data, _size );
}
static void Render(HWND window)
{
if (!target)
{
auto device = Direct3D::CreateDevice();
target = factory.CreateDevice(device).CreateDeviceContext();
auto dxgi = device.GetDxgiFactory();
Dxgi::SwapChainDescription1 description;
description.SwapEffect = Dxgi::SwapEffect::Discard;
swapChain = dxgi.CreateSwapChainForHwnd(device,
window,
description);
CreateDeviceSwapChainBitmap(swapChain,
target);
auto const dpi = factory.GetDesktopDpi();
target.SetDpi(dpi, dpi);
CreateDeviceResources();
}
target.BeginDraw();
Draw();
target.EndDraw();
auto const hr = swapChain.Present();
if (S_OK != hr && DXGI_STATUS_OCCLUDED != hr)
{
ReleaseDevice();
}
}
void SetBlendState( HContext _context, HBlendState blendState, const float* blendFactor /*= NULL*/, UINT32 sampleMask /*= ~0*/ )
{
DeviceContext* deviceContext = (DeviceContext*) _context.ptr;
deviceContext->SetBlendState( blendState, blendFactor, sampleMask );
//tr.commands.WriteToken(RC_SET_BLEND_STATE);
//tr.commands.Put(blendState);
//tr.commands.AlignPointer<4>();
}
void
DeviceContext::ShutdownCallback(
_In_ WDFOBJECT Object
)
{
DeviceContext* deviceContext = DeviceGetContext(Object);
deviceContext->Shutdown();
}
void SetRasterizerState( HContext _context, HRasterizerState rasterizerState )
{
DeviceContext* deviceContext = (DeviceContext*) _context.ptr;
deviceContext->SetRasterizerState( rasterizerState );
//tr.commands.WriteToken(RC_SET_RASTERIZER_STATE);
//tr.commands.Put(rasterizerState);
//tr.commands.AlignPointer<4>();
}
NTSTATUS
DeviceContext::D0ExitCallback(
_In_ WDFDEVICE Device,
_In_ WDF_POWER_DEVICE_STATE TargetState
)
{
DeviceContext* deviceContext = DeviceGetContext(Device);
return deviceContext->D0Exit(TargetState);
}
static void CreateDeviceSwapChainBitmap(Dxgi::SwapChain const & swapChain,
DeviceContext const & target)
{
auto props = BitmapProperties1(BitmapOptions::Target | BitmapOptions::CannotDraw,
PixelFormat(Dxgi::Format::B8G8R8A8_UNORM, AlphaMode::Ignore));
target.SetTarget(target.CreateBitmapFromDxgiSurface(swapChain,
props));
}
void
DeviceContext::WriteNciPacketCallback(
_In_ WDFDEVICE Device,
_In_ WDFREQUEST Request
)
{
DeviceContext* deviceContext = DeviceGetContext(Device);
deviceContext->WriteNciPacket(Request);
}
NTSTATUS
DeviceContext::D0EntryCallback(
_In_ WDFDEVICE Device,
_In_ WDF_POWER_DEVICE_STATE PreviousState
)
{
DeviceContext* deviceContext = DeviceGetContext(Device);
return deviceContext->D0Entry(PreviousState);
}
void SetDepthStencilState( HContext _context, HDepthStencilState depthStencilState, UINT8 stencilReference )
{
DeviceContext* deviceContext = (DeviceContext*) _context.ptr;
deviceContext->SetDepthStencilState( depthStencilState, stencilReference );
//tr.commands.WriteToken(RC_SET_DEPTH_STENCIL_STATE);
//tr.commands.Put(depthStencilState);
//tr.commands.Put(stencilReference);
//tr.commands.AlignPointer<4>();
}
void
DeviceContext::SequenceHandlerCallback(
_In_ WDFDEVICE Device,
_In_ NFC_CX_SEQUENCE Sequence,
_In_ PFN_NFC_CX_SEQUENCE_COMPLETION_ROUTINE CompletionRoutine,
_In_opt_ WDFCONTEXT CompletionContext
)
{
DeviceContext* deviceContext = DeviceGetContext(Device);
deviceContext->SequenceHandler(Sequence, CompletionRoutine, CompletionContext);
}
void
DeviceContext::DeviceIoCallback(
_In_ WDFDEVICE Device,
_In_ WDFREQUEST Request,
_In_ size_t OutputBufferLength,
_In_ size_t InputBufferLength,
_In_ ULONG IoControlCode
)
{
DeviceContext* deviceContext = DeviceGetContext(Device);
deviceContext->DeviceIo(Request, OutputBufferLength, InputBufferLength, IoControlCode);
}
void Submit( HContext _context, const DrawCall& batch )
{
mxASSERT(batch.program.IsValid());
//mxASSERT(batch.inputLayout.IsValid());
mxASSERT(batch.topology != Topology::Undefined);
mxASSERT(batch.vertexCount > 0);
DeviceContext* deviceContext = (DeviceContext*) _context.ptr;
deviceContext->SubmitBatch( batch );
//tr.commands.WriteToken(RC_DRAW_BATCH);
//tr.commands.Put(batch);
//tr.numBatches++;
}
void UpdateBuffer( HContext _context, HBuffer _handle, UINT32 _size, const void* _data, UINT32 _start )
{
mxASSERT(_size > 0);
mxASSERT_PTR(_data);
DeviceContext* deviceContext = (DeviceContext*) _context.ptr;
deviceContext->UpdateBuffer( _handle, _start, _data, _size );
//tr.commands.WriteToken(CMD_UPDATE_BUFFER);
//tr.commands.Put(handle);
//tr.commands.Put(start);
//tr.commands.Put(size);
//tr.commands.AlignPointer<16>();
//tr.commands.Put(data, size);
}
/////////////////////////////////////////////////////////////////////////////////////////
// ThemedSkin::draw const
//! Draws a standard button control
//!
//! \param[in,out] &btn - Button to be drawn
//! \param[in,out] &dc - Output device context
//! \param[in] const &rc - Drawing rectangle
/////////////////////////////////////////////////////////////////////////////////////////
void draw(Button<ENC>& btn, DeviceContext& dc, const RectL& rc) const override
{
Theme theme(btn.handle(), L"Button");
// Determine state
::PUSHBUTTONSTATES state = PBS_NORMAL;
if (!btn.Enabled)
state = PBS_DISABLED;
else if (btn.State == ButtonState::Pushed) //else if (args.State && OwnerDrawState::Selected)
state = PBS_PRESSED;
else if (btn.isMouseOver())
state = PBS_HOT;
// Draw background
theme.fill(dc, BP_PUSHBUTTON, state, rc);
// Query content rect
RectL rcContent = theme.content(dc, BP_CHECKBOX, state, rc);
// Pressed: Offset drawing rect
if (state == PBS_PRESSED)
rcContent += PointL(1,1);
// Draw icon
if (btn.Icon.exists())
{
RectL rcIcon = rcContent.arrange(Metrics::WindowIcon, {RectL::FromLeft,Metrics::WindowEdge.Width}, RectL::Centre);
dc.draw(btn.Icon, rcIcon);
}
// Calculate text rectangle
RectL rcText = rcContent;
if (btn.Icon.exists())
rcText.Left += Metrics::WindowIcon.Width + Metrics::WindowEdge.Width;
// Draw text
if (state != PBS_DISABLED)
theme.write(dc, BP_PUSHBUTTON, state, btn.Text(), rcText, DrawTextFlags::Centre|DrawTextFlags::VCentre|DrawTextFlags::SingleLine);
else
{
const auto grayString = choose<ENC>(::GrayStringA,::GrayStringW);
grayString(dc.handle(), StockBrush::AppWorkspace, nullptr, (LPARAM)btn.Text().c_str(), btn.Text().size(), rcText.Left, rcText.Top, rcText.width(), rcText.height());
}
// [FOCUS] Draw focus rectangle
if (btn.Focus)
{
RectL rcFocus = rcContent.inflate(-Metrics::WindowEdge);
dc.focus(rcFocus);
}
}
static void Draw()
{
target.Clear(COLOR_WHITE);
auto const size = target.GetSize();
Point2F center(size.Width / 2.0f,
size.Height / 2.0f);
auto radius = std::min(size.Width, size.Height) / 3.0f;
target.DrawEllipse(Direct2D::Ellipse(center, radius, radius),
brush,
10.0f);
}
DepthStencilView::DepthStencilView(DeviceContext& context)
{
// get the currently bound depth stencil view from the context
ID3D::DepthStencilView* rawPtr = nullptr;
context.GetUnderlying()->OMGetRenderTargets(0, nullptr, &rawPtr);
_underlying = moveptr(rawPtr);
}
ObjectManager::SpriteBatch::SpriteBatch(DeviceContext & deviceContext, Texture & texture, std::shared_ptr<SpriteCoordinateReader>& coordinate, std::shared_ptr<SpriteSequenceReader>& sequence)
: _deviceContext(deviceContext), _texture(texture), _coordinate(coordinate), _sequence(sequence)
{
const auto width = float(coordinate->Width) / 2.f;
const auto height = float(coordinate->Height) / 2.f;
const UINT remapable = 1;
SpriteVertex vertices[] =
{
{ { -width, height, 0.5f }, remapable },
{ { width, height, 0.5f }, remapable },
{ { -width, -height, 0.5f }, remapable },
{ { width, -height, 0.5f }, remapable }
};
auto d3dDevice = _deviceContext.D3DDevice;
{
D3D12_DESCRIPTOR_HEAP_DESC heapDesc = {};
heapDesc.NumDescriptors = 1;
heapDesc.Type = D3D12_DESCRIPTOR_HEAP_TYPE_CBV_SRV_UAV;
// 此标志指示此描述符堆可以绑定到管道，并且其中包含的描述符可以由根表引用。
heapDesc.Flags = D3D12_DESCRIPTOR_HEAP_FLAG_SHADER_VISIBLE;
ThrowIfFailed(d3dDevice->CreateDescriptorHeap(&heapDesc, IID_PPV_ARGS(&_sequenceUavHeap)));
}
ComPtr<ID3D12GraphicsCommandList> commandList;
_deviceContext.CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, nullptr, IID_PPV_ARGS(&commandList));
_vertexBuffer = _deviceContext.CreateVertexBuffer(commandList.Get(), std::begin(vertices), std::end(vertices), _vertexBufferView);
ThrowIfFailed(commandList->Close());
deviceContext.ExecuteCommandList(commandList.Get());
}
IndexBuffer::IndexBuffer(DeviceContext& context)
{
ID3D::Buffer* rawPtr = nullptr;
DXGI_FORMAT fmt = DXGI_FORMAT_UNKNOWN;
unsigned offset = 0;
context.GetUnderlying()->IAGetIndexBuffer(&rawPtr, &fmt, &offset);
_underlying = moveptr(rawPtr);
}
/////////////////////////////////////////////////////////////////////////////////////////
// ThemedSkin::measure const
//! Measures a standard CheckBox control
//!
//! \param[in,out] &chk - CheckBox to be measured
//! \param[in,out] &dc - Output device context
//! \return SizeL - Required size
/////////////////////////////////////////////////////////////////////////////////////////
SizeL measure(CheckBox<ENC>& chk, DeviceContext& dc) const override
{
Theme theme(chk.handle(), L"Button");
// Measure checkbox + text + edges
return theme.measure(dc, BP_CHECKBOX, CBS_UNCHECKEDNORMAL)
+ dc.measure(chk.Text())
+ SizeL(3*Metrics::WindowEdge.Width, 0);
}
/////////////////////////////////////////////////////////////////////////////////////////
// ThemedSkin::draw const
//! Draws a standard checkbox control
//!
//! \param[in,out] &chk - CheckBox to be drawn
//! \param[in,out] &dc - Output device context
//! \param[in] const &rc - Drawing rectangle
/////////////////////////////////////////////////////////////////////////////////////////
void draw(CheckBox<ENC>& chk, DeviceContext& dc, const RectL& rc) const override
{
Theme theme(chk.handle(), L"Button");
// Determine state
CHECKBOXSTATES state = CBS_UNCHECKEDNORMAL;
if (!chk.Enabled)
state = CBS_UNCHECKEDDISABLED;
else if (chk.Check == ButtonState::Checked) //else if (args.State && OwnerDrawState::Selected)
state = CBS_UNCHECKEDPRESSED;
else if (chk.isMouseOver())
state = CBS_UNCHECKEDHOT;
//if (chk.Checked == ButtonState::Checked) //if (args.State && OwnerDrawState::Checked)
// state += (CBS_CHECKEDNORMAL-1);
//if (chk.State && ButtonState::Checked)
// state += (CBS_CHECKEDNORMAL-1);
//else if (chk.Checked == ButtonState::Indeterminate)
// state += (CBS_MIXEDNORMAL-1);
// Query content rect
RectL rcContent = theme.content(dc, BP_CHECKBOX, state, rc);
// Draw background
dc.fill(rc, StockBrush::ButtonFace);
// Calculate checkbox / text rectangles
SizeL szCheckBox = theme.measure(dc, BP_CHECKBOX, state);
RectL rcCheckBox = rcContent.arrange(szCheckBox, {RectL::FromLeft,Metrics::WindowEdge.Width}, RectL::Centre);
// Draw checkbox
theme.fill(dc, BP_CHECKBOX, state, rcCheckBox);
// Draw text
rcContent.Left = rcCheckBox.Right + Metrics::WindowEdge.Width;
theme.write(dc, BP_CHECKBOX, state, chk.Text(), rcContent, DrawTextFlags::Left|DrawTextFlags::VCentre|DrawTextFlags::SingleLine);
// [FOCUS] Draw focus rectangle
if (chk.Focus) //if (args.State && OwnerDrawState::Focus)
{
RectL rcText = theme.measure(dc, BP_CHECKBOX, state, chk.Text(), rcContent, DrawTextFlags::Left|DrawTextFlags::VCentre|DrawTextFlags::SingleLine);
dc.focus(rcText);
}
}
void ConstantBuffer::Update(DeviceContext& context, const void* data, size_t byteCount)
{
// context.GetUnderlying()->UpdateSubresource(
// _underlying, 0, nullptr, data, byteCount, byteCount);
D3D11_MAPPED_SUBRESOURCE result;
ID3D::DeviceContext* devContext = context.GetUnderlying();
HRESULT hresult = devContext->Map(_underlying.get(), 0, D3D11_MAP_WRITE_DISCARD, 0, &result);
if (SUCCEEDED(hresult) && result.pData) {
XlCopyMemory(result.pData, data, byteCount);
devContext->Unmap(_underlying.get(), 0);
}
}
/**
* 画像のブロック転送
* @param dest 転送先のデバイスコンテキストオブジェクト
* @param sourcePosition 転送元の矩形範囲
* @param destPosition 転送先の矩形範囲
*/
bool blockTransfer(const DeviceContext& dest,
const geometry::Rectangle<int>& sourcePosition,
const geometry::Point<int>& destPosition) const throw()
{
return ::BitBlt(this->deviceContext,
destPosition.getX(),
destPosition.getY(),
sourcePosition.getWidth(),
sourcePosition.getHeight(),
dest.getDeviceContext(),
sourcePosition.getLeft(),
sourcePosition.getTop(),
SRCCOPY) == TRUE;
}
static void ResizeSwapChainBitmap()
{
target.SetTarget();
if (S_OK == swapChain.ResizeBuffers())
{
CreateDeviceSwapChainBitmap(swapChain,
target);
}
else
{
ReleaseDevice();
}
}
/////////////////////////////////////////////////////////////////////////////////////////
// ThemedSkin::draw const
//! Fallback override for drawing a window
//!
//! \param[in,out] &wnd - Window to be drawn
//! \param[in,out] &dc - Output device context
//! \param[in] const &rc - Drawing rectangle
/////////////////////////////////////////////////////////////////////////////////////////
void draw(Window<ENC>& wnd, DeviceContext& dc, const RectL& rc) const override
{
Theme theme(wnd.handle(), L"Window");
// Draw window background
dc.fill(rc, theme.brush(ThemeColour::Window));
// Query window menu
if (!wnd.Menu.empty())
{
::MENUBARINFO bar { sizeof(::MENUBARINFO) };
Theme menu(wnd.handle(), L"Menu");
// Draw window menu bar // [BUG] Attempting to draw into the non-client area
::GetMenuBarInfo(wnd.handle(), OBJID_MENU , 0, &bar);
menu.fill(dc, MENU_BARBACKGROUND, MB_INACTIVE, wnd.toClient(bar.rcBar));
}
}
DeviceCompatibleBitmap::DeviceCompatibleBitmap
( const DeviceContext& context, const Size& size )
: Bitmap(claim(::create(context.handle(), size.data())))
{
}
TYPED_TEST(GemmTest, TestGemmCPUGPU) {
DeviceContext *dc = Caffe::GetDefaultDeviceContext();
Blob<TypeParam> A(1, 1, 2, 3, Caffe::GetDefaultDeviceContext());
Blob<TypeParam> B(1, 1, 3, 4, Caffe::GetDefaultDeviceContext());
Blob<TypeParam> C(1, 1, 2, 4, Caffe::GetDefaultDeviceContext());
TypeParam data[12] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
TypeParam A_reshape_data[6] = {1, 4, 2, 5, 3, 6};
TypeParam B_reshape_data[12] = {1, 5, 9, 2, 6, 10, 3, 7, 11, 4, 8, 12};
TypeParam result[8] = {38, 44, 50, 56, 83, 98, 113, 128};
caffe_cpu_copy(6, data, A.mutable_cpu_data());
caffe_cpu_copy(12, data, B.mutable_cpu_data());
// [1, 2, 3; 4 5 6] * [1, 2, 3, 4; 5, 6, 7, 8; 9, 10, 11, 12];
caffe_cpu_gemm<TypeParam>(CblasNoTrans, CblasNoTrans, 2, 4, 3, 1.,
A.cpu_data(), B.cpu_data(), 0., C.mutable_cpu_data());
for (int i = 0; i < 8; ++i) {
EXPECT_EQ(C.cpu_data()[i], result[i]);
}
if (dc->backend() == BACKEND_CUDA) {
#ifdef USE_CUDA
caffe_gpu_gemm<TypeParam>(CblasNoTrans, CblasNoTrans, 2, 4, 3, 1.,
A.gpu_data(), B.gpu_data(), 0., C.mutable_gpu_data());
#endif // USE_CUDA
} else {
#ifdef USE_GREENTEA
greentea_gpu_gemm<TypeParam>(dc->id(), CblasNoTrans, CblasNoTrans,
2, 4, 3, 1.,
(cl_mem)(A.gpu_data()), 0,
(cl_mem)(B.gpu_data()), 0, 0.,
(cl_mem)(C.mutable_gpu_data()), 0);
#endif // USE_GREENTEA
}
for (int i = 0; i < 8; ++i) {
EXPECT_EQ(C.cpu_data()[i], result[i]);
}
// Test when we have a transposed A
A.Reshape(1, 1, 3, 2);
caffe_cpu_copy(6, A_reshape_data, A.mutable_cpu_data());
caffe_cpu_gemm<TypeParam>(CblasTrans, CblasNoTrans, 2, 4, 3, 1.,
A.cpu_data(), B.cpu_data(), 0., C.mutable_cpu_data());
for (int i = 0; i < 8; ++i) {
EXPECT_EQ(C.cpu_data()[i], result[i]);
}
if (dc->backend() == BACKEND_CUDA) {
#ifdef USE_CUDA
caffe_gpu_gemm<TypeParam>(CblasTrans, CblasNoTrans, 2, 4, 3, 1.,
A.gpu_data(), B.gpu_data(), 0., C.mutable_gpu_data());
#endif // USE_CUDA
} else {
#ifdef USE_GREENTEA
greentea_gpu_gemm<TypeParam>(dc->id(), CblasTrans, CblasNoTrans,
2, 4, 3, 1.,
(cl_mem)(A.gpu_data()), 0,
(cl_mem)(B.gpu_data()), 0,
0., (cl_mem)(C.mutable_gpu_data()), 0);
#endif // USE_GREENTEA
}
for (int i = 0; i < 8; ++i) {
EXPECT_EQ(C.cpu_data()[i], result[i]);
}
// Test when we have a transposed A and a transposed B too
B.Reshape(1, 1, 4, 3);
caffe_cpu_copy(12, B_reshape_data, B.mutable_cpu_data());
caffe_cpu_gemm<TypeParam>(CblasTrans, CblasTrans, 2, 4, 3, 1.,
A.cpu_data(), B.cpu_data(), 0., C.mutable_cpu_data());
for (int i = 0; i < 8; ++i) {
EXPECT_EQ(C.cpu_data()[i], result[i]);
}
if (dc->backend() == BACKEND_CUDA) {
#ifdef USE_CUDA
caffe_gpu_gemm<TypeParam>(CblasTrans, CblasTrans, 2, 4, 3, 1.,
A.gpu_data(), B.gpu_data(), 0., C.mutable_gpu_data());
#endif // USE_CUDA
} else {
#ifdef USE_GREENTEA
greentea_gpu_gemm<TypeParam>(dc->id(), CblasTrans, CblasTrans,
2, 4, 3, 1.,
(cl_mem)(A.gpu_data()), 0,
(cl_mem)(B.gpu_data()), 0, 0.,
(cl_mem)(C.mutable_gpu_data()), 0);
#endif // USE_GREENTEA
}
for (int i = 0; i < 8; ++i) {
EXPECT_EQ(C.cpu_data()[i], result[i]);
}
// Test when we have a transposed B
A.Reshape(1, 1, 2, 3);
caffe_cpu_copy(6, data, A.mutable_cpu_data());
caffe_cpu_gemm<TypeParam>(CblasNoTrans, CblasTrans, 2, 4, 3, 1.,
A.cpu_data(), B.cpu_data(), 0., C.mutable_cpu_data());
for (int i = 0; i < 8; ++i) {
EXPECT_EQ(C.cpu_data()[i], result[i]);
}
if (dc->backend() == BACKEND_CUDA) {
#ifdef USE_CUDA
caffe_gpu_gemm<TypeParam>(CblasNoTrans, CblasTrans, 2, 4, 3, 1.,
A.gpu_data(), B.gpu_data(), 0., C.mutable_gpu_data());
#endif // USE_CUDA
} else {
#ifdef USE_GREENTEA
greentea_gpu_gemm<TypeParam>(dc->id(), CblasNoTrans, CblasTrans,
2, 4, 3, 1.,
(cl_mem)(A.gpu_data()), 0,
(cl_mem)(B.gpu_data()), 0, 0.,
(cl_mem)(C.mutable_gpu_data()), 0);
#endif // USE_GREENTEA
}
for (int i = 0; i < 8; ++i) {
EXPECT_EQ(C.cpu_data()[i], result[i]);
}
}
BOOL HandleWaveMessage(PMMDRV_MESSAGE_PARAMS pParams, DWORD *pdwResult)
{
// set the error code to be no error first
SetLastError(MMSYSERR_NOERROR);
UINT uMsg = pParams->uMsg;
UINT uDeviceId = pParams->uDeviceId;
DWORD dwParam1 = pParams->dwParam1;
DWORD dwParam2 = pParams->dwParam2;
DWORD dwUser = pParams->dwUser;
StreamContext *pStreamContext = (StreamContext *)dwUser;
DWORD dwRet;
g_pHWContext->Lock();
_try
{
switch (uMsg)
{
case WODM_GETNUMDEVS:
{
dwRet = g_pHWContext->GetNumOutputDevices();
break;
}
case WIDM_GETNUMDEVS:
{
dwRet = g_pHWContext->GetNumInputDevices();
break;
}
case WODM_GETDEVCAPS:
{
DeviceContext *pDeviceContext;
UINT NumDevs = g_pHWContext->GetNumOutputDevices();
if (pStreamContext)
{
pDeviceContext=pStreamContext->GetDeviceContext();
}
else
{
pDeviceContext = g_pHWContext->GetOutputDeviceContext(uDeviceId);
}
dwRet = pDeviceContext->GetDevCaps((PVOID)dwParam1,dwParam2);
break;
}
case WIDM_GETDEVCAPS:
{
DeviceContext *pDeviceContext;
UINT NumDevs = g_pHWContext->GetNumInputDevices();
if (pStreamContext)
{
pDeviceContext=pStreamContext->GetDeviceContext();
}
else
{
pDeviceContext = g_pHWContext->GetInputDeviceContext(uDeviceId);
}
dwRet = pDeviceContext->GetDevCaps((PVOID)dwParam1,dwParam2);
break;
}
case WODM_GETEXTDEVCAPS:
{
DeviceContext *pDeviceContext;
UINT NumDevs = g_pHWContext->GetNumOutputDevices();
if (pStreamContext)
{
pDeviceContext=pStreamContext->GetDeviceContext();
}
else
{
pDeviceContext = g_pHWContext->GetOutputDeviceContext(uDeviceId);
}
dwRet = pDeviceContext->GetExtDevCaps((PVOID)dwParam1,dwParam2);
break;
}
case WODM_OPEN:
{
DEBUGMSG(ZONE_WODM, (TEXT("WODM_OPEN\r\n")));
DeviceContext *pDeviceContext = g_pHWContext->GetOutputDeviceContext(uDeviceId);
dwRet = pDeviceContext->OpenStream((LPWAVEOPENDESC)dwParam1, dwParam2, (StreamContext **)dwUser);
break;
}
case WIDM_OPEN:
{
DEBUGMSG(ZONE_WIDM, (TEXT("WIDM_OPEN\r\n")));
DeviceContext *pDeviceContext = g_pHWContext->GetInputDeviceContext(uDeviceId);
dwRet = pDeviceContext->OpenStream((LPWAVEOPENDESC)dwParam1, dwParam2, (StreamContext **)dwUser);
break;
}
case WODM_CLOSE:
case WIDM_CLOSE:
{
DEBUGMSG(ZONE_WIDM, (TEXT("WIDM_CLOSE/WODM_CLOSE\r\n")));
dwRet = pStreamContext->Close();
// Release stream context here, rather than inside StreamContext::Close, so that if someone
// (like CMidiStream) has subclassed Close there's no chance that the object will get released
// out from under them.
if (dwRet==MMSYSERR_NOERROR)
{
pStreamContext->Release();
}
break;
}
case WODM_RESTART:
case WIDM_START:
{
dwRet = pStreamContext->Run();
break;
}
case WODM_PAUSE:
case WIDM_STOP:
{
dwRet = pStreamContext->Stop();
break;
}
case WODM_GETPOS:
case WIDM_GETPOS:
{
dwRet = pStreamContext->GetPos((PMMTIME)dwParam1);
break;
}
case WODM_RESET:
case WIDM_RESET:
{
dwRet = pStreamContext->Reset();
break;
}
case WODM_WRITE:
case WIDM_ADDBUFFER:
{
DEBUGMSG(ZONE_WIDM, (TEXT("WODM_WRITE/WIDM_ADDBUFFER, Buffer=0x%x\r\n"),dwParam1));
dwRet = pStreamContext->QueueBuffer((LPWAVEHDR)dwParam1);
break;
}
case WODM_GETVOLUME:
{
PULONG pdwGain = (PULONG)dwParam1;
UINT NumDevs = g_pHWContext->GetNumOutputDevices();
if (pStreamContext)
{
*pdwGain = pStreamContext->GetGain();
}
else
{
DeviceContext *pDeviceContext = g_pHWContext->GetOutputDeviceContext(uDeviceId);
*pdwGain = pDeviceContext->GetGain();
}
dwRet = MMSYSERR_NOERROR;
break;
}
case WODM_SETVOLUME:
{
UINT NumDevs = g_pHWContext->GetNumOutputDevices();
LONG dwGain = dwParam1;
if (pStreamContext)
{
dwRet = pStreamContext->SetGain(dwGain);
}
else
{
DeviceContext *pDeviceContext = g_pHWContext->GetOutputDeviceContext(uDeviceId);
dwRet = pDeviceContext->SetGain(dwGain);
}
break;
}
case WODM_BREAKLOOP:
{
dwRet = pStreamContext->BreakLoop();
break;
}
case WODM_SETPLAYBACKRATE:
{
WaveStreamContext *pWaveStream = (WaveStreamContext *)dwUser;
dwRet = pWaveStream->SetRate(dwParam1);
break;
}
case WODM_GETPLAYBACKRATE:
{
WaveStreamContext *pWaveStream = (WaveStreamContext *)dwUser;
dwRet = pWaveStream->GetRate((DWORD *)dwParam1);
break;
}
case MM_WOM_SETSECONDARYGAINCLASS:
{
if (pStreamContext)
{
dwRet = pStreamContext->SetSecondaryGainClass(dwParam1);
}
else
{
dwRet = MMSYSERR_INVALPARAM;
}
break;
}
case MM_WOM_SETSECONDARYGAINLIMIT:
{
DeviceContext *pDeviceContext;
if (pStreamContext)
{
pDeviceContext = pStreamContext->GetDeviceContext();
}
else
{
pDeviceContext = g_pHWContext->GetOutputDeviceContext(uDeviceId);
}
dwRet = pDeviceContext->SetSecondaryGainLimit(dwParam1,dwParam2);
break;
}
case MM_MOM_MIDIMESSAGE:
{
CMidiStream *pMidiStream = (CMidiStream *)dwUser;
dwRet = pMidiStream->MidiMessage(dwParam1);
break;
}
// unsupported messages
case WODM_GETPITCH:
case WODM_SETPITCH:
case WODM_PREPARE:
case WODM_UNPREPARE:
case WIDM_PREPARE:
case WIDM_UNPREPARE:
default:
dwRet = MMSYSERR_NOTSUPPORTED;
}
}
_except (EXCEPTION_EXECUTE_HANDLER)
{
dwRet = MMSYSERR_INVALPARAM;
}
g_pHWContext->Unlock();
// Pass the return code back via pBufOut
if (pdwResult)
{
*pdwResult = dwRet;
}
return TRUE;
}
static void ReleaseDevice()
{
target.Reset();
swapChain.Reset();
brush.Reset();
}
static void CreateDeviceResources()
{
brush = target.CreateSolidColorBrush(COLOR_BLUE);
}