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author | Marko Njezic <devnull@localhost> | 2012-02-29 21:22:42 +0100 |
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committer | Marko Njezic <devnull@localhost> | 2012-02-29 21:22:42 +0100 |
commit | e798128a9eb6c658b2847bdaaa6fd8c1bdc058b8 (patch) | |
tree | 8a7e345f6ae12de351825ea3acebce64d9c3eb56 | |
parent | 561f9dd9812431fe069de171a65779ae7c30fc88 (diff) | |
download | scintilla-mirror-e798128a9eb6c658b2847bdaaa6fd8c1bdc058b8.tar.gz |
Bug #3495791. Create auxiliary surfaces on Direct2D without alpha channel, as
no underlying code expects them to be transparent. This will make text drawing
use the same anti-aliasing mode no matter if using buffered mode or not.
-rw-r--r-- | doc/ScintillaDoc.html | 6 | ||||
-rw-r--r-- | win32/PlatWin.cxx | 5 |
2 files changed, 7 insertions, 4 deletions
diff --git a/doc/ScintillaDoc.html b/doc/ScintillaDoc.html index 2e8406ba6..b87650526 100644 --- a/doc/ScintillaDoc.html +++ b/doc/ScintillaDoc.html @@ -3064,9 +3064,9 @@ struct Sci_TextToFind { The technology property allows choosing between different drawing APIs and options. On most platforms, the only choice is <code>SC_TECHNOLOGY_DEFAULT</code> (0). On Windows Vista or later, <code>SC_TECHNOLOGY_DIRECTWRITE</code> (1) - can be chosen to use the Direct2D and DirectWrite APIs for higher quality antialiased drawing.</p> - <p>Since Direct2D buffers drawing, Scintilla's buffering should be turned off with - <code>SCI_SETBUFFEREDDRAW(0);</code>. This causes DirectWrite to use better quality antialiasing.</p> + can be chosen to use the Direct2D and DirectWrite APIs for higher quality antialiased drawing. + Since Direct2D buffers drawing, Scintilla's buffering can be turned off with + <code>SCI_SETBUFFEREDDRAW(0)</code>.</p> <p><b id="SCI_SETFONTQUALITY">SCI_SETFONTQUALITY(int fontQuality)</b><br /> <b id="SCI_GETFONTQUALITY">SCI_GETFONTQUALITY</b><br /> diff --git a/win32/PlatWin.cxx b/win32/PlatWin.cxx index 15b3655bf..5884cd4f2 100644 --- a/win32/PlatWin.cxx +++ b/win32/PlatWin.cxx @@ -1279,8 +1279,11 @@ void SurfaceD2D::InitPixMap(int width, int height, Surface *surface_, WindowID) SetScale(); SurfaceD2D *psurfOther = static_cast<SurfaceD2D *>(surface_); ID2D1BitmapRenderTarget *pCompatibleRenderTarget = NULL; + D2D1_SIZE_F desiredSize = D2D1::SizeF(width, height); + D2D1_PIXEL_FORMAT desiredFormat = psurfOther->pRenderTarget->GetPixelFormat(); + desiredFormat.alphaMode = D2D1_ALPHA_MODE_IGNORE; HRESULT hr = psurfOther->pRenderTarget->CreateCompatibleRenderTarget( - D2D1::SizeF(width, height), &pCompatibleRenderTarget); + &desiredSize, NULL, &desiredFormat, D2D1_COMPATIBLE_RENDER_TARGET_OPTIONS_NONE, &pCompatibleRenderTarget); if (SUCCEEDED(hr)) { pRenderTarget = pCompatibleRenderTarget; pRenderTarget->BeginDraw(); |