C++ 製グラフィックライブラリ Skia の紹介 / Introduction to the graphics library Skia written by C++

$ .*9 0DU 1JOF.J[VOF $ ੡άϥϑΟοΫϥΠϒϥϦ 4LJB ͷ঺հ *OUSPEVDUJPOUPUIFHSBQIJDTMJCSBSZ4LJB XSJUUFOCZ$

"CPVUNF 8IBUJT4LJB )PXUPHFUTUBSUFE4LJB

"CPVU NF QJOF QJOF IUUQTFNPKJHFOOJOKB &NPKJ(FOFSBUPSBVUIPS BCPVU ."6 XSJUUFOCZ1ZUIPO$

B 8IBUJT4LJB

8IBU JT4LJB § %HSBQIJDTMJCSBSZ § 8SJUUFOCZ$ § $VSSFOUMZEFWFMPQFENBJOMZCZ(PPHMF VOEFSUIF#4%-JDFOTF
§ $SPTTQMBUGPSN § 8PSLTPO8JOEPXT NBD04 -JOVY J04 BOE"OESPJE § 6TFECZMBSHFTDBMFQSPKFDUT § (PPHMF$ISPNF 'JSFGPY "OESPJE FUD

4JNJMBS QSPKFDUT § DBJSP § 8SJUUFOCZ$ § 6TFECZ'JSFGPY DVSSFOUMZ4LJB JTEFGBVMU
(5, FUD § *NBHF.BHJDL § 8SJUUFOCZ$ § #VUUIFSFBSFNBOZMBOHVBHFCJOEJOHT § 4PNFUJNFBHP JUIBTPGUFOCFFOVTFEPOXFCTFSWJDF *.)0

"EWBOUBHFT PG4LJB § &BTZUPVTFJOUFSGBDF § 8SJUUFOPOUIFQSFNJTFPGVTJOH$ § 6TJOHTNBSUQPJOUFSTXJUISFUVSOUZQFT § 4JNJMBSUP"OESPJEHSBQIJDT"1*
§ 'VMGJMMFEIBSEXBSFSFOEFSJOHTVQQPSU § 0QFO(- 0QFO(-&4 § 7VMLBO .FUBM § %JSFDU% UISPVHI"/(-&

%JTBEWBOUBHFT PG4LJB § )VHF § MJCTLJBB JTPWFS.#GPSSFMFBTFCVJMEGPSNBD04 § )BSEUPHFUTUBSUFE §
"MNPTUOPPGGJDJBMEPDVNFOUBUJPO § #VUTPVSDFDPEFJTTPFBTZUPSFBE § 'FXBSUJDMFTUIBUUSJFEVTJOH4LJB § 6OGBNJMJBSUPPMDIBJOHO (FOFSBUF/JOKB OJOKB

B )PXUPHFUTUBSUFE4LJB

)PXUP HFU TUBSUFE § 3FGFSFODFT § 0GGJDJBMXFCTJUFhttps://skia.org/ § Source code
: https://github.com/google/skia § 4FFQSPKFDUTUIBUEFQFOEFEPO4LJB 4LJB4IBSQ "OESPJE FUD § *`WFDSFBUFEBTBNQMFQSPKFDU § https://github.com/pine/cpp-mix-5 $ git submodule update --init $ cmake . $ make

%SBXSFDUBOHMF SkPaint paint; paint.setStyle(SkPaint::kFill_Style); paint.setAntiAlias(true); paint.setColor(SK_ColorRED); SkRect rect = SkRect::MakeXYWH(40,
40, 200, 120); canvas->drawRect(rect, paint);

0VUQVU FODPEFE JNBHF sk_sp<SkImage> image(surface->makeImageSnapshot()); sk_sp<SkData> data( image->encodeToData(SkEncodedImageFormat::kPNG, 100)); SkFILEWStream
fh(“example.png”); fh.write(data->data(), data->size()); § 4VQQPSUFEGPSNBUTBSF1/( +1&( (*' 8FC1 FUD

$PODMVTJPO B § 4LJB JT%HSBQIJDTMJCSBSZXSJUUFOCZ$ § 4LJB IBTFBTZUPVTFJOUFSGBDFTJNJMBSUP"OESPJEHSBQIJDT"1* §
4LJB JTIVHFBOEIBSEUPHFUTUBSUFE CVUGVO 5IBOLZPV

C++ 製グラフィックライブラリ Skia の紹介 / Introduction to t...

C++ 製グラフィックライブラリ Skia の紹介 / Introduction to the graphics library Skia written by C++

Pine Mizune

Transcript

$ .9 0DU 1JOF.J[VOF $ ੡άϥϑΟοΫϥΠϒϥϦ 4LJB ͷ঺հ OUSPEVDUJPOUPUIFHSBQIJDTMJCSBSZ4LJB XSJUUFOCZ$

"CPVUNF 8IBUJT4LJB )PXUPHFUTUBSUFE4LJB

"CPVU NF QJOF QJOF IUUQTFNPKJHFOOJOKB &NPKJ(FOFSBUPSBVUIPS BCPVU ."6 XSJUUFOCZ1ZUIPO$

B 8IBUJT4LJB

8IBU JT4LJB § %HSBQIJDTMJCSBSZ § 8SJUUFOCZ$ § $VSSFOUMZEFWFMPQFENBJOMZCZ(PPHMF VOEFSUIF#4%-JDFOTF

4JNJMBS QSPKFDUT § DBJSP § 8SJUUFOCZ$ § 6TFECZ'JSFGPY DVSSFOUMZ4LJB JTEFGBVMU

"EWBOUBHFT PG4LJB § &BTZUPVTFJOUFSGBDF § 8SJUUFOPOUIFQSFNJTFPGVTJOH$ § 6TJOHTNBSUQPJOUFSTXJUISFUVSOUZQFT § 4JNJMBSUP"OESPJEHSBQIJDT"1*

%JTBEWBOUBHFT PG4LJB § )VHF § MJCTLJBB JTPWFS.#GPSSFMFBTFCVJMEGPSNBD04 § )BSEUPHFUTUBSUFE §

B )PXUPHFUTUBSUFE4LJB

)PXUP HFU TUBSUFE § 3FGFSFODFT § 0GGJDJBMXFCTJUFhttps://skia.org/ § Source code

%SBXSFDUBOHMF SkPaint paint; paint.setStyle(SkPaint::kFill_Style); paint.setAntiAlias(true); paint.setColor(SK_ColorRED); SkRect rect = SkRect::MakeXYWH(40,

0VUQVU FODPEFE JNBHF sk_sp<SkImage> image(surface->makeImageSnapshot()); sk_sp<SkData> data( image->encodeToData(SkEncodedImageFormat::kPNG, 100)); SkFILEWStream

$PODMVTJPO B § 4LJB JT%HSBQIJDTMJCSBSZXSJUUFOCZ$ § 4LJB IBTFBTZUPVTFJOUFSGBDFTJNJMBSUP"OESPJEHSBQIJDT"1* §

More Decks by Pine Mizune

Other Decks in Technology

Featured