/// <summary>
/// Initializes a new instance of the <see cref="Polyline"/> class.
/// </summary>
/// <param name="">The .</param>
RubyGM::Drawable::Polyline::Polyline(const PolylineStatus& ps) noexcept :
Super(ps) {
assert(m_pGiGeometry == nullptr);
assert(ps.points && ps.count >= 2);
this->filled_color.a = 0.f;
// 初始化
ID2D1PathGeometry* path = nullptr;
ID2D1GeometrySink* sink = nullptr;
// 创建路径几何
auto hr = Bridge::CreatePathGeometry(path);
// 打开路径记录
if (SUCCEEDED(hr)) {
hr = path->Open(&sink);
}
// 填充路径
if (SUCCEEDED(hr)) {
auto points = impl::d2d(ps.points);
sink->BeginFigure(*points, D2D1_FIGURE_BEGIN_HOLLOW);
sink->AddLines(points + 1, ps.count - 1);
sink->EndFigure(D2D1_FIGURE_END_CLOSED);
hr = sink->Close();
}
// 错误代码
if (FAILED(hr)) Game::SetLastErrorCode(hr);
RubyGM::SafeRelease(sink);
// 数据转换
auto gi = static_cast<ID2D1Geometry*>(path);
m_pGiGeometry = static_cast<IGMGeometry*>(gi);
}
ID2D1PathGeometry* Direct2DLowLevelGraphicsContext::pathToPathGeometry (const Path& path, const AffineTransform& transform)
{
ID2D1PathGeometry* p = nullptr;
Direct2DFactories::getInstance().d2dFactory->CreatePathGeometry (&p);
ComSmartPtr <ID2D1GeometrySink> sink;
HRESULT hr = p->Open (sink.resetAndGetPointerAddress());
sink->SetFillMode (D2D1_FILL_MODE_WINDING); // xxx need to check Path::isUsingNonZeroWinding()
pathToGeometrySink (path, sink, transform);
hr = sink->Close();
return p;
}
void Renderer::FillPolygon(Vector2D * points, int size, bool close)
{
if (size < 3)
return;
HRESULT hr;
ID2D1PathGeometry* pGeometry = nullptr;
hr = GRAPHICSDEVICEMANAGER->GetGraphics()->GetD2DFactory()->CreatePathGeometry(&pGeometry);
if (FAILED(hr))
{
SafeRelease(pGeometry);
//Logger::Log(_T("Failed to create path geometry"), LOGTYPE_WARNING, false);
return;
}
//Write to the path geometry using the geometry sink
ID2D1GeometrySink* pGeometrySink = nullptr;
hr = pGeometry->Open(&pGeometrySink);
if (FAILED(hr))
{
SafeRelease(pGeometrySink);
SafeRelease(pGeometry);
//Logger::Log(_T("Failed to create geometry sink"), LOGTYPE_WARNING, false);
return;
}
if (SUCCEEDED(hr))
{
pGeometrySink->BeginFigure(D2D1::Point2((FLOAT)points[0].x, (FLOAT)points[0].y), D2D1_FIGURE_BEGIN_FILLED);
for (int i = 1; i < size; ++i)
pGeometrySink->AddLine(D2D1::Point2F((FLOAT)points[i].x, (FLOAT)points[i].y));
pGeometrySink->EndFigure(D2D1_FIGURE_END_CLOSED);
hr = pGeometrySink->Close();
SafeRelease(pGeometrySink);
}
if (SUCCEEDED(hr))
{
GRAPHICSDEVICEMANAGER->GetGraphics()->GetRenderTarget()->FillGeometry(pGeometry, GRAPHICSDEVICEMANAGER->GetGraphics()->GetColorBrush());
SafeRelease(pGeometry);
return;
}
SafeRelease(pGeometry);
}
ID2D1PathGeometry* Direct2DLowLevelGraphicsContext::rectListToPathGeometry (const RectangleList& clipRegion)
{
ID2D1PathGeometry* p = nullptr;
Direct2DFactories::getInstance().d2dFactory->CreatePathGeometry (&p);
ComSmartPtr <ID2D1GeometrySink> sink;
HRESULT hr = p->Open (sink.resetAndGetPointerAddress()); // xxx handle error
sink->SetFillMode (D2D1_FILL_MODE_WINDING);
for (int i = clipRegion.getNumRectangles(); --i >= 0;)
rectToGeometrySink (clipRegion.getRectangle(i), sink);
hr = sink->Close();
return p;
}
~D2DPathRendererState() {
if (path)
{
path->Release();
path = NULL;
}
}
void VGraphicPath::Widen(const GReal inStrokeWidth, ID2D1StrokeStyle* inStrokeStyle)
{
xbox_assert(inStrokeStyle);
End();
if (fPathD2D != NULL)
{
CComPtr<ID2D1StrokeStyle> strokeStyle = (ID2D1StrokeStyle *)inStrokeStyle;
ID2D1Geometry *oldPath = fPathD2D;
//create new path
ID2D1PathGeometry *newPath = NULL;
VWinD2DGraphicContext::GetMutexFactory().Lock();
HRESULT hr = VWinD2DGraphicContext::GetFactory()->CreatePathGeometry( &newPath);
xbox_assert(SUCCEEDED(hr));
VWinD2DGraphicContext::GetMutexFactory().Unlock();
//widen current path
CComPtr<ID2D1GeometrySink> thisGeomSink;
if (SUCCEEDED(newPath->Open(&thisGeomSink)))
{
thisGeomSink->SetFillMode( fFillMode == FILLRULE_EVENODD ? D2D1_FILL_MODE_ALTERNATE : D2D1_FILL_MODE_WINDING);
if (!SUCCEEDED(oldPath->Widen(
inStrokeWidth,
strokeStyle,
NULL,
0.0f,
thisGeomSink)))
{
newPath->Release();
return;
}
thisGeomSink->Close();
}
fPathD2D = newPath;
oldPath->Release();
fCreateStorageForCrispEdges = false;
fHasBezier = false;
fDrawCmds.clear();
fCurTransform.MakeIdentity();
}
}
void VGraphicPath::Begin()
{
#if ENABLE_D2D
//start to populate geometry
if (fGeomSink)
return;
if (fPathD2D == NULL)
return;
ID2D1PathGeometry *thisPath = NULL;
if (FAILED(fPathD2D->QueryInterface( __uuidof(ID2D1PathGeometry), (void **)&thisPath)))
return; //no more a ID2D1PathGeometry so skip
ID2D1GeometrySink *thisGeomSink;
if (SUCCEEDED(thisPath->Open(&thisGeomSink)))
{
fGeomSink = thisGeomSink;
thisGeomSink->SetFillMode( fFillMode == FILLRULE_EVENODD ? D2D1_FILL_MODE_ALTERNATE : D2D1_FILL_MODE_WINDING);
fFigureIsClosed = true;
}
thisPath->Release();
#endif
}
void GraphData(PlotData **data, ID2D1Factory *d2dFactory, ID2D1RenderTarget *target, ID2D1SolidColorBrush *brush, float xScale, float yScale)
{
int c = 0;
while(*data)
{
brush->SetColor(Colors[c++]);
ID2D1PathGeometry *path = NULL;
if(SUCCEEDED(d2dFactory->CreatePathGeometry(&path)))
{
ID2D1GeometrySink *sink = NULL;
if (SUCCEEDED(path->Open(&sink)))
{
PlotGraph(**data, sink, xScale, yScale);
SUCCEEDED(sink->Close());
target->DrawGeometry(path, brush);
SafeRelease(&sink);
}
SafeRelease(&path);
}
data++;
}
}
HRESULT SaveToImageFile()
{
HRESULT hr = S_OK;
//
// Create Factories
//
IWICImagingFactory *pWICFactory = NULL;
ID2D1Factory *pD2DFactory = NULL;
IDWriteFactory *pDWriteFactory = NULL;
IWICBitmap *pWICBitmap = NULL;
ID2D1RenderTarget *pRT = NULL;
IDWriteTextFormat *pTextFormat = NULL;
ID2D1PathGeometry *pPathGeometry = NULL;
ID2D1GeometrySink *pSink = NULL;
ID2D1GradientStopCollection *pGradientStops = NULL;
ID2D1LinearGradientBrush *pLGBrush = NULL;
ID2D1SolidColorBrush *pBlackBrush = NULL;
IWICBitmapEncoder *pEncoder = NULL;
IWICBitmapFrameEncode *pFrameEncode = NULL;
IWICStream *pStream = NULL;
hr = CoCreateInstance(
CLSID_WICImagingFactory,
NULL,
CLSCTX_INPROC_SERVER,
IID_IWICImagingFactory,
reinterpret_cast<void **>(&pWICFactory)
);
if (SUCCEEDED(hr))
{
hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, &pD2DFactory);
}
if (SUCCEEDED(hr))
{
hr = DWriteCreateFactory(
DWRITE_FACTORY_TYPE_SHARED,
__uuidof(pDWriteFactory),
reinterpret_cast<IUnknown **>(&pDWriteFactory)
);
}
//
// Create IWICBitmap and RT
//
static const UINT sc_bitmapWidth = 640;
static const UINT sc_bitmapHeight = 480;
if (SUCCEEDED(hr))
{
hr = pWICFactory->CreateBitmap(
sc_bitmapWidth,
sc_bitmapHeight,
GUID_WICPixelFormat32bppBGR,
WICBitmapCacheOnLoad,
&pWICBitmap
);
}
if (SUCCEEDED(hr))
{
hr = pD2DFactory->CreateWicBitmapRenderTarget(
pWICBitmap,
D2D1::RenderTargetProperties(),
&pRT
);
}
if (SUCCEEDED(hr))
{
//
// Create text format
//
static const WCHAR sc_fontName[] = L"Calibri";
static const FLOAT sc_fontSize = 50;
hr = pDWriteFactory->CreateTextFormat(
sc_fontName,
NULL,
DWRITE_FONT_WEIGHT_NORMAL,
DWRITE_FONT_STYLE_NORMAL,
DWRITE_FONT_STRETCH_NORMAL,
sc_fontSize,
L"", //locale
&pTextFormat
);
}
if (SUCCEEDED(hr))
{
pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER);
pTextFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER);
//
// Create a path geometry representing an hour glass
//
hr = pD2DFactory->CreatePathGeometry(&pPathGeometry);
}
if (SUCCEEDED(hr))
{
hr = pPathGeometry->Open(&pSink);
}
if (SUCCEEDED(hr))
{
pSink->SetFillMode(D2D1_FILL_MODE_ALTERNATE);
pSink->BeginFigure(
D2D1::Point2F(0, 0),
D2D1_FIGURE_BEGIN_FILLED
);
pSink->AddLine(D2D1::Point2F(200, 0));
pSink->AddBezier(
D2D1::BezierSegment(
D2D1::Point2F(150, 50),
D2D1::Point2F(150, 150),
D2D1::Point2F(200, 200))
);
pSink->AddLine(D2D1::Point2F(0, 200));
pSink->AddBezier(
D2D1::BezierSegment(
D2D1::Point2F(50, 150),
D2D1::Point2F(50, 50),
D2D1::Point2F(0, 0))
);
pSink->EndFigure(D2D1_FIGURE_END_CLOSED);
hr = pSink->Close();
}
if (SUCCEEDED(hr))
{
//
// Create a linear-gradient brush
//
static const D2D1_GRADIENT_STOP stops[] =
{
{ 0.f, { 0.f, 1.f, 1.f, 1.f } },
{ 1.f, { 0.f, 0.f, 1.f, 1.f } },
};
hr = pRT->CreateGradientStopCollection(
stops,
ARRAYSIZE(stops),
&pGradientStops
);
}
if (SUCCEEDED(hr))
{
hr = pRT->CreateLinearGradientBrush(
D2D1::LinearGradientBrushProperties(
D2D1::Point2F(100, 0),
D2D1::Point2F(100, 200)),
D2D1::BrushProperties(),
pGradientStops,
&pLGBrush
);
}
if (SUCCEEDED(hr))
{
hr = pRT->CreateSolidColorBrush(
D2D1::ColorF(D2D1::ColorF::Black),
&pBlackBrush
);
}
if (SUCCEEDED(hr))
{
//
// Render into the bitmap
//
pRT->BeginDraw();
pRT->Clear(D2D1::ColorF(D2D1::ColorF::White));
D2D1_SIZE_F rtSize = pRT->GetSize();
// Set the world transform to a 45 degree rotation at the center of the render target
// and write "Hello, World".
pRT->SetTransform(
D2D1::Matrix3x2F::Rotation(
45,
D2D1::Point2F(
rtSize.width / 2,
rtSize.height / 2))
);
static const WCHAR sc_helloWorld[] = L"Hello, World!";
pRT->DrawText(
sc_helloWorld,
ARRAYSIZE(sc_helloWorld) - 1,
pTextFormat,
D2D1::RectF(0, 0, rtSize.width, rtSize.height),
pBlackBrush);
//
// Reset back to the identity transform
//
pRT->SetTransform(D2D1::Matrix3x2F::Translation(0, rtSize.height - 200));
pRT->FillGeometry(pPathGeometry, pLGBrush);
pRT->SetTransform(D2D1::Matrix3x2F::Translation(rtSize.width - 200, 0));
pRT->FillGeometry(pPathGeometry, pLGBrush);
hr = pRT->EndDraw();
}
if (SUCCEEDED(hr))
{
//
// Save image to file
//
hr = pWICFactory->CreateStream(&pStream);
}
WICPixelFormatGUID format = GUID_WICPixelFormatDontCare;
if (SUCCEEDED(hr))
{
static const WCHAR filename[] = L"output.png";
hr = pStream->InitializeFromFilename(filename, GENERIC_WRITE);
}
if (SUCCEEDED(hr))
{
hr = pWICFactory->CreateEncoder(GUID_ContainerFormatPng, NULL, &pEncoder);
}
if (SUCCEEDED(hr))
{
hr = pEncoder->Initialize(pStream, WICBitmapEncoderNoCache);
}
if (SUCCEEDED(hr))
{
hr = pEncoder->CreateNewFrame(&pFrameEncode, NULL);
}
if (SUCCEEDED(hr))
{
hr = pFrameEncode->Initialize(NULL);
}
if (SUCCEEDED(hr))
{
hr = pFrameEncode->SetSize(sc_bitmapWidth, sc_bitmapHeight);
}
if (SUCCEEDED(hr))
{
hr = pFrameEncode->SetPixelFormat(&format);
}
if (SUCCEEDED(hr))
{
hr = pFrameEncode->WriteSource(pWICBitmap, NULL);
}
if (SUCCEEDED(hr))
{
hr = pFrameEncode->Commit();
}
if (SUCCEEDED(hr))
{
hr = pEncoder->Commit();
}
SafeRelease(&pWICFactory);
SafeRelease(&pD2DFactory);
SafeRelease(&pDWriteFactory);
SafeRelease(&pWICBitmap);
SafeRelease(&pRT);
SafeRelease(&pTextFormat);
SafeRelease(&pPathGeometry);
SafeRelease(&pSink);
SafeRelease(&pGradientStops);
SafeRelease(&pLGBrush);
SafeRelease(&pBlackBrush);
SafeRelease(&pEncoder);
SafeRelease(&pFrameEncode);
SafeRelease(&pStream);
return hr;
}
/** combine current path with the specified path
@remarks
does not update internal polygon
used only by D2D impl for path clipping implementation
*/
void VGraphicPath::_Combine( const VGraphicPath& inPath, bool inIntersect)
{
End();
//ensure proper combination if current path or input path is empty
if (inPath.GetBounds().GetWidth() == 0.0f || inPath.GetBounds().GetHeight() == 0.0f)
{
//input path is empty
if (inIntersect)
Clear();
return;
}
if (GetBounds().GetWidth() == 0.0f || GetBounds().GetHeight() == 0.0f)
{
//current path is empty
if (inIntersect)
return;
else
*this = inPath;
return;
}
//combine D2D path if appropriate
//TODO: make it work for Gdiplus::GraphicPath too ?
if (fPathD2D != NULL && inPath.GetImplPathD2D())
{
ID2D1Geometry *oldPath = fPathD2D;
//create new path
ID2D1PathGeometry *newPath = NULL;
VWinD2DGraphicContext::GetMutexFactory().Lock();
HRESULT hr = VWinD2DGraphicContext::GetFactory()->CreatePathGeometry( &newPath);
xbox_assert(SUCCEEDED(hr));
VWinD2DGraphicContext::GetMutexFactory().Unlock();
//combine current path with input path
CComPtr<ID2D1GeometrySink> thisGeomSink;
if (SUCCEEDED(newPath->Open(&thisGeomSink)))
{
thisGeomSink->SetFillMode( fFillMode == FILLRULE_EVENODD ? D2D1_FILL_MODE_ALTERNATE : D2D1_FILL_MODE_WINDING);
if (!SUCCEEDED(oldPath->CombineWithGeometry(
inPath.GetImplPathD2D(),
inIntersect ? D2D1_COMBINE_MODE_INTERSECT : D2D1_COMBINE_MODE_UNION,
NULL,
0.0f,
thisGeomSink
)))
{
newPath->Release();
return;
}
thisGeomSink->Close();
}
fPathD2D = newPath;
oldPath->Release();
if (inIntersect)
fBounds.Intersect( inPath.GetBounds());
else
fBounds.Union( inPath.GetBounds());
fCreateStorageForCrispEdges = false;
fHasBezier = false;
fDrawCmds.clear();
fCurTransform.MakeIdentity();
}
}
//
// Generates new graph geometry, which may change every frame.
//
HRESULT D3D12MemoryManagement::GenerateMemoryGraphGeometry(const RectF& Bounds, UINT GraphSizeMB, ID2D1PathGeometry** ppPathGeometry)
{
HRESULT hr;
ID2D1PathGeometry* pPathGeometry = nullptr;
ID2D1GeometrySink* pGeometrySink = nullptr;
hr = m_pD2DFactory->CreatePathGeometry(&pPathGeometry);
if (FAILED(hr))
{
LOG_WARNING("Failed to create path geometry, hr=0x%.8x");
goto cleanup;
}
hr = pPathGeometry->Open(&pGeometrySink);
if (FAILED(hr))
{
LOG_WARNING("Failed to open path geometry sink, hr=0x%.8x");
goto cleanup;
}
{
float GraphHeightPadded = GRAPH_HEIGHT * GRAPH_HEIGHT_RATIO / 100;
float XStep = GRAPH_WIDTH / GRAPH_SEGMENTS;
D2D1_POINT_2F Point;
Point.x = Bounds.Left;
Point.y = Bounds.Bottom;
pGeometrySink->BeginFigure(Point, D2D1_FIGURE_BEGIN_FILLED);
for (UINT i = 0; i < NUM_GRAPH_POINTS; ++i)
{
UINT32 GraphPoint = (i + m_CurrentGraphPoint) % NUM_GRAPH_POINTS;
Point.y = Bounds.Bottom - (m_GraphPoints[GraphPoint] / 1024 / 1024) / (float)GraphSizeMB * GraphHeightPadded;
pGeometrySink->AddLine(Point);
Point.x += XStep;
}
Point.x = Bounds.Right;
Point.y = Bounds.Bottom;
pGeometrySink->AddLine(Point);
pGeometrySink->EndFigure(D2D1_FIGURE_END_CLOSED);
}
hr = pGeometrySink->Close();
if (FAILED(hr))
{
LOG_ERROR("Failed to close path geometry sink, hr=0x%.8x", hr);
goto cleanup;
}
pGeometrySink->Release();
*ppPathGeometry = pPathGeometry;
return S_OK;
cleanup:
SafeRelease(pGeometrySink);
SafeRelease(pPathGeometry);
return hr;
}
/// <summary>
/// IDWriteTextRenderer::DrawGlyphRun
/// Draws glyphs
/// </summary>
HRESULT StateTextRender::DrawGlyphRun(
LPVOID clientDrawingContext,
FLOAT baselineOriginX,
FLOAT baselineOriginY,
DWRITE_MEASURING_MODE measuringMode,
const DWRITE_GLYPH_RUN * glyphRun,
const DWRITE_GLYPH_RUN_DESCRIPTION * glyphRunDescription,
LPUNKNOWN clientDrawingEffect)
{
UNREFERENCED_PARAMETER(glyphRunDescription);
UNREFERENCED_PARAMETER(clientDrawingEffect);
HRESULT hr = S_OK;
auto renderTarget = ((ID2D1RenderTarget*) clientDrawingContext);
// Since the fill looks horrid anyways, only do this if we are
// going to stroke, and fill using D2D's DrawGlyphRun
if (mState->mStateSettings.fontStrokeWidth > 0.0f)
{
// Get our D2D factory
ID2D1Factory *d2dFactory;
renderTarget->GetFactory(&d2dFactory);
// Create the path geometry.
ID2D1PathGeometry *pPathGeometry = nullptr;
hr = d2dFactory->CreatePathGeometry(&pPathGeometry);
// Write to the path geometry using the geometry sink.
ID2D1GeometrySink* sink = nullptr;
if (SUCCEEDED(hr))
{
hr = pPathGeometry->Open(&sink);
}
// Get the glyph run outline geometries back from DirectWrite and place them within the geometry sink.
if (SUCCEEDED(hr))
{
hr = glyphRun->fontFace->GetGlyphRunOutline(
glyphRun->fontEmSize,
glyphRun->glyphIndices,
glyphRun->glyphAdvances,
glyphRun->glyphOffsets,
glyphRun->glyphCount,
glyphRun->isSideways,
glyphRun->bidiLevel % 2,
sink
);
}
// Close the geometry sink
if (SUCCEEDED(hr))
{
hr = sink->Close();
}
// Initialize a matrix to translate the origin of the glyph run.
D2D1::Matrix3x2F const matrix = D2D1::Matrix3x2F(
1.0f, 0.0f,
0.0f, 1.0f,
baselineOriginX, baselineOriginY
);
// Create the transformed geometry
ID2D1TransformedGeometry* pTransformedGeometry = nullptr;
if (SUCCEEDED(hr))
{
hr = d2dFactory->CreateTransformedGeometry(
pPathGeometry,
&matrix,
&pTransformedGeometry
);
}
ID2D1StrokeStyle* strokeStyle = nullptr;
if (SUCCEEDED(hr))
{
d2dFactory->CreateStrokeStyle(
D2D1::StrokeStyleProperties(
D2D1_CAP_STYLE_FLAT,
D2D1_CAP_STYLE_FLAT,
D2D1_CAP_STYLE_SQUARE,
D2D1_LINE_JOIN_BEVEL,
5.0f,
D2D1_DASH_STYLE_SOLID,
0.0f
),
nullptr,
0,
&strokeStyle);
}
if (SUCCEEDED(hr))
{
float strokeWidth = mState->mStateSettings.fontStrokeWidth;
if (strokeWidth != 0.0f)
{
// Draw the outline of the glyph run
renderTarget->DrawGeometry(
pTransformedGeometry,
mState->mBrushes[State::BrushType::TextStroke].brush,
strokeWidth,
strokeStyle
);
}
// Fill in the glyph run
// This is so ugly...
/*renderTarget->FillGeometry(
pTransformedGeometry,
mState->mBrushes[State::BrushType::Text].brush
);*/
}
SAFERELEASE(strokeStyle);
SAFERELEASE(pPathGeometry);
SAFERELEASE(sink);
SAFERELEASE(pTransformedGeometry);
d2dFactory->Release();
}
// TODO::Figure out how to replicate the quality of D2Ds DrawGlyphRun!
renderTarget->DrawGlyphRun(D2D1::Point2F(baselineOriginX, baselineOriginY), glyphRun,
mState->mBrushes[State::BrushType::Text].brush, measuringMode);
return hr;
}
int _tmain(int argc, _TCHAR* argv[])
{
HRESULT hr = S_OK;
// Create a Direct2D factory.
CHECKHR(D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, &g_pD2DFactory));
// Create a DirectWrite factory.
CHECKHR(DWriteCreateFactory(DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory),
reinterpret_cast<IUnknown**>(&g_pDWriteFactory)));
// Create a WIC factory
IWICImagingFactory* pWICFactory = NULL;
CHECKHR(CoInitialize(nullptr));
CHECKHR(CoCreateInstance(CLSID_WICImagingFactory1, nullptr, CLSCTX_INPROC_SERVER,
IID_IWICImagingFactory, (LPVOID*)&pWICFactory));
// Create an IWICBitmap and RT
IWICBitmap* pWICBitmap = NULL;
static const UINT sc_bitmapWidth = 640;
static const UINT sc_bitmapHeight = 480;
CHECKHR(pWICFactory->CreateBitmap(sc_bitmapWidth, sc_bitmapHeight, GUID_WICPixelFormat32bppBGR,
WICBitmapCacheOnLoad,
&pWICBitmap));
// Set the render target type to D2D1_RENDER_TARGET_TYPE_DEFAULT to use software rendering.
CHECKHR(g_pD2DFactory->CreateWicBitmapRenderTarget(
pWICBitmap, D2D1::RenderTargetProperties(), &g_pRenderTarget));
// Create text format and a path geometry representing an hour glass.
IDWriteTextFormat* pTextFormat = NULL;
static const WCHAR sc_fontName[] = L"Calibri";
static const FLOAT sc_fontSize = 50;
CHECKHR(g_pDWriteFactory->CreateTextFormat(
sc_fontName,
NULL,
DWRITE_FONT_WEIGHT_NORMAL,
DWRITE_FONT_STYLE_NORMAL,
DWRITE_FONT_STRETCH_NORMAL,
sc_fontSize,
L"", //locale
&pTextFormat
));
CHECKHR(pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER));
CHECKHR(pTextFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER));
// Create a path geometry
ID2D1PathGeometry* pPathGeometry = NULL;
ID2D1GeometrySink* pSink = NULL;
CHECKHR(g_pD2DFactory->CreatePathGeometry(&pPathGeometry));
CHECKHR(pPathGeometry->Open(&pSink));
pSink->SetFillMode(D2D1_FILL_MODE_ALTERNATE);
pSink->BeginFigure(
D2D1::Point2F(0, 0),
D2D1_FIGURE_BEGIN_FILLED
);
pSink->AddLine(D2D1::Point2F(200, 0));
pSink->AddBezier(
D2D1::BezierSegment(
D2D1::Point2F(150, 50),
D2D1::Point2F(150, 150),
D2D1::Point2F(200, 200))
);
pSink->AddLine(D2D1::Point2F(0, 200));
pSink->AddBezier(
D2D1::BezierSegment(
D2D1::Point2F(50, 150),
D2D1::Point2F(50, 50),
D2D1::Point2F(0, 0))
);
pSink->EndFigure(D2D1_FIGURE_END_CLOSED);
CHECKHR(pSink->Close());
// Create GradientStopCollection
ID2D1GradientStopCollection *pGradientStops = NULL;
static const D2D1_GRADIENT_STOP stops[] =
{
{ 0.f, { 0.f, 1.f, 1.f, 1.f } },
{ 1.f, { 0.f, 0.f, 1.f, 1.f } },
};
CHECKHR(g_pRenderTarget->CreateGradientStopCollection(
stops,
ARRAYSIZE(stops),
&pGradientStops
));
ID2D1LinearGradientBrush* pLGBrush = NULL;
ID2D1SolidColorBrush* pBlackBrush = NULL;
CHECKHR(g_pRenderTarget->CreateLinearGradientBrush(
D2D1::LinearGradientBrushProperties(
D2D1::Point2F(100, 0),
D2D1::Point2F(100, 200)),
D2D1::BrushProperties(),
pGradientStops,
&pLGBrush
));
CHECKHR(g_pRenderTarget->CreateSolidColorBrush(
D2D1::ColorF(D2D1::ColorF::Black),
&pBlackBrush
));
// Render into the bitmap.
g_pRenderTarget->BeginDraw();
g_pRenderTarget->Clear(D2D1::ColorF(D2D1::ColorF::White));
D2D1_SIZE_F rtSize = g_pRenderTarget->GetSize();
// Set the world transform to a 45 degree rotation at the center of the render target
// and write "Hello, World".
g_pRenderTarget->SetTransform(
D2D1::Matrix3x2F::Rotation(
45,
D2D1::Point2F(
rtSize.width / 2,
rtSize.height / 2))
);
static const WCHAR sc_helloWorld[] = L"Hello, World!";
g_pRenderTarget->DrawText(
sc_helloWorld,
ARRAYSIZE(sc_helloWorld) - 1,
pTextFormat,
D2D1::RectF(0, 0, rtSize.width, rtSize.height),
pBlackBrush);
// Reset back to the identity transform.
g_pRenderTarget->SetTransform(D2D1::Matrix3x2F::Translation(0, rtSize.height - 200));
g_pRenderTarget->FillGeometry(pPathGeometry, pLGBrush);
g_pRenderTarget->SetTransform(D2D1::Matrix3x2F::Translation(rtSize.width - 200, 0));
g_pRenderTarget->FillGeometry(pPathGeometry, pLGBrush);
CHECKHR(g_pRenderTarget->EndDraw());
// Save the image to a file.
IWICStream* pStream = NULL;
CHECKHR(pWICFactory->CreateStream(&pStream));
// Use InitializeFromFilename to write to a file. If there is need to write inside the memory, use InitializeFromMemory.
static const WCHAR filename[] = L"output.png";
CHECKHR(pStream->InitializeFromFilename(filename, GENERIC_WRITE));
IWICBitmapEncoder* pEncoder = NULL;
CHECKHR(pWICFactory->CreateEncoder(GUID_ContainerFormatPng, NULL, &pEncoder));
CHECKHR(pEncoder->Initialize(pStream, WICBitmapEncoderNoCache));
IWICBitmapFrameEncode* pFrameEncode = NULL;
CHECKHR(pEncoder->CreateNewFrame(&pFrameEncode, NULL));
// Use IWICBitmapFrameEncode to encode the bitmap into the picture format you want.
CHECKHR(pFrameEncode->Initialize(NULL));
CHECKHR(pFrameEncode->SetSize(sc_bitmapWidth, sc_bitmapHeight));
WICPixelFormatGUID format = GUID_WICPixelFormatDontCare;
CHECKHR(pFrameEncode->SetPixelFormat(&format));
CHECKHR(pFrameEncode->WriteSource(pWICBitmap, NULL));
CHECKHR(pFrameEncode->Commit());
CHECKHR(pEncoder->Commit());
return 0;
}
HRESULT DemoApp::CreateGeometries()
{
HRESULT hr = S_OK;
if (!m_pGeometry)
{
IGeometryRealizationFactory *pRealizationFactory = NULL;
IGeometryRealization *pRealization = NULL;
ID2D1TransformedGeometry *pGeometry = NULL;
ID2D1PathGeometry *pPathGeometry = NULL;
ID2D1GeometrySink *pSink = NULL;
float squareWidth = 0.9f * sc_boardWidth / m_numSquares;
// Create the path geometry.
hr = m_pD2DFactory->CreatePathGeometry(&pPathGeometry);
if (SUCCEEDED(hr))
{
// Write to the path geometry using the geometry sink to
// create an hour glass shape.
hr = pPathGeometry->Open(&pSink);
}
if (SUCCEEDED(hr))
{
pSink->SetFillMode(D2D1_FILL_MODE_ALTERNATE);
pSink->BeginFigure(
D2D1::Point2F(0, 0),
D2D1_FIGURE_BEGIN_FILLED
);
pSink->AddLine(D2D1::Point2F(1.0f, 0));
pSink->AddBezier(
D2D1::BezierSegment(
D2D1::Point2F(0.75f, 0.25f),
D2D1::Point2F(0.75f, 0.75f),
D2D1::Point2F(1.0f, 1.0f))
);
pSink->AddLine(D2D1::Point2F(0, 1.0f));
pSink->AddBezier(
D2D1::BezierSegment(
D2D1::Point2F(0.25f, 0.75f),
D2D1::Point2F(0.25f, 0.25f),
D2D1::Point2F(0, 0))
);
pSink->EndFigure(D2D1_FIGURE_END_CLOSED);
hr = pSink->Close();
}
if (SUCCEEDED(hr))
{
D2D1_MATRIX_3X2_F scale = D2D1::Matrix3x2F::Scale(squareWidth, squareWidth);
D2D1_MATRIX_3X2_F translation = D2D1::Matrix3x2F::Translation(-squareWidth / 2, -squareWidth / 2);
hr = m_pD2DFactory->CreateTransformedGeometry(
pPathGeometry,
scale * translation,
&pGeometry
);
}
if (SUCCEEDED(hr))
{
// Transfer the reference.
m_pGeometry = pGeometry;
pGeometry = NULL;
}
SafeRelease(&pRealizationFactory);
SafeRelease(&pRealization);
SafeRelease(&pGeometry);
SafeRelease(&pPathGeometry);
SafeRelease(&pSink);
}
return hr;
}
