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SkiaとImpellerについて
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Taichi Moriya
November 21, 2024
Technology
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SkiaとImpellerについて
Taichi Moriya
November 21, 2024
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Transcript
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ಥવͰ͕͢
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͜ͷؒʹԿ͕ى͍ͬͯ͜Δͷ͔
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'MVUUFSͷΞʔΩςΫνϟ w ࡾߏ w 'SBNFXPSL w ΞϓϦͰ͏8JEHFUͳͲ w &OHJOF w
ϨϯμϦϯάϨΠΞτܭࢉɺJTPMBUF ͳͲ w 4LJBͱJNQFMMFS͜͜ʹҐஔ͢Δ w &NCFEEFS w ֤ϓϥοτϑΥʔϜʹରԠͨ͠ॲཧ 'MVUUFSBSDIJUFDUVSBMPWFSWJFX IUUQTEPDT fl VUUFSEFWSFTPVSDFTBSDIJUFDUVSBMPWFSWJFX
ͦͦ4LJBͬͯʁ w l%zઐ༻ͷϨϯμϦϯάΤϯδ ϯ w (PPHMF͕ओಋͯ͠։ൃ w 'MVUUFSҎ֎Ͱ"OESPJE $ISPNFͰ࠾༻͞Ε͍ͯΔ 4LJB
IUUQTTLJBPSH
JNQFMMFSͱʁ w 'MVUUFSઐ༻ͷϨϯμϦϯάΤϯ δϯ w (PPHMF͕ओಋͯ͠։ൃ w 'MVUUFS͔ΒQSFWJFX͕ ελʔτ JNQFMMFS
IUUQTHJUIVCDPN fl VUUFSFOHJOFUSFFNBJOJNQFMMFS
ϨϯμϦϯάΤϯδϯʁ w 0QFO(-ͷॻ͖Ͱ ӈͷΑ͏ʹඳըͰ͖Δ͕ʜ Θͳ͍߹
ϨϯμϦϯάΤϯδϯʁ 4LJBΛͬͯΈΔ w ઌ΄Ͳͷॲཧͱಉ͡ w ΑΓ͔Γ͍͢هड़ w ඳըॲཧΛநԽ w J04"OESPJEΛ͡Ίͱͨ͠
ϓϥοτϑΥʔϜͷରԠ w ඳըॲཧͳͲΛӅṭͨ͠ ϥΠϒϥϦ
'MVUUFSͰͷඳըϑϩʔʹ͍ͭͯ
શମ૾ 8JEHFU &MFNFOU 3FOEFS0CKFDU -BZFS %JTQMBZ-JTU 0Q *NQFMMFS4LJB
ࠓճ͢Δͷ͜͜ 8JEHFU &MFNFOU 3FOEFS0CKFDU -BZFS %JTQMBZ-JTU 0Q *NQFMMFS4LJB
͜͜ΒΜʁ 8JEHFU &MFNFOU 3FOEFS0CKFDU -BZFS 'MVUUFS,BJHJ3FOEFS0CKFDUΑΓԼͷੈքͷ'MVUUFSCZGBTUSJWFSͰৄ͘͠ղઆ͞Εͯ·͢ ͓͢͢ΊͰ͢ɺݟ·͠ΐ͏ʂʂʂʂʂ
8JEHFU w ීஈ৮Δ6*ͷཁૉ w ੜͱഁغ͕සൟʹى͜Δ w ࢠͷใΛͭ w ࣮ଶͱͯ͠8JEHFUΛܧঝͨ͠ 4JOHMF$IJME3FOEFS0CKFDU8JEHFU
ͳͲ
&MFNFOU w 8JEHFUΫϥε͕࣋ͭ DSFBUF&MFNFOU Ͱ࡞ w ϥΠϑαΠΫϧͷཧ w Ϛϯτߋ৽ɺΞϯϚϯ τͳͲ
w 3FOEFS0CKFDUͷཧ $FOUFS 4JOHMF$IJME3FOEFS 0CKFDU&MFNFOU %FDPSBUFE#PY 1BEEJOH 5FYU 4JOHMF$IJME3FOEFS 0CKFDU&MFNFOU 4JOHMF$IJME3FOEFS 0CKFDU&MFNFOU 4UBUFMFTT&MFNFOU
3FOEFS0CKFDU w ϨΠΞτܭࢉϖΠϯτΛߦ ͏ΦϒδΣΫτ w ώοτςετߦ͏ w 3FOEFS0CKFDU8JEHFUͷ࣋ͭ DSFBUF3FOEFS0CKFDU Ͱ࡞
4JOHMF$IJME3FOEFS 0CKFDU&MFNFOU 4JOHMF$IJME3FOEFS 0CKFDU&MFNFOU 4JOHMF$IJME3FOEFS 0CKFDU&MFNFOU 4UBUFMFTT&MFNFOU 3FOEFS1PTJUJPOFE #PY 3FOEFS%FDPSBUFE #PY 3FOEFS1BEEJOH 3FOEFS1BSBHSBQI
-BZFS 'SBNFXPSL w 3FOEFS0CKFDUQBJOU Λ௨ͯ͠࡞ w 1BJOUJOH$POUFYU w ࢠͷ3FOEFS0CKFDUͷQBJOUΛ ࠶ىతʹݺͼग़͢
w -BZFSΛૠೖPS$BOWBTͷ ॻ͖ࠐΈ w ࠓճͷ3FOEFS0CKFDUͰऴͷ 1JDUVSF-BZFSͷΈ࡞͞ΕΔ 1JDUVSF-BZFS 3FOEFS1PTJUJPOFE #PY 3FOEFS%FDPSBUFE #PY 3FOEFS1BEEJOH 3FOEFS1BSBHSBQI 1BJOUJOH$POUFYU
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͞ΕΔ %JTQMBZ-JTU#VJMEFS %JTQMBZ-JTU %JTQMBZ-JTU-BZFS
0Q w %JTQMBZ-JTUʹ֨ೲ͞ΕΔඳը໋ ྩͷϞσϧ w ৭ృΓɺจࣈྻͷඳըɺը૾ͷ දࣔͱ͍༷ͬͨʑͳ໋ྩ͕͋Δ w %JTQMBZ-JTU#VJMEFSͷ 1VTI5FYU#MPC$MJQ1BUIͳͲͰ
࡞ %JTQMBZ-JTU %SBX5FYU#MPC0Q 4FU4USPLF8JEUI0Q %SBX$PMPS0Q
Α͏͘*NQFMMFS4LJB 8JEHFU &MFNFOU 3FOEFS0CKFDU -BZFS %JTQMBZ-JTU 0Q *NQFMMFS4LJB
͜͜Ͱগ͠ωΠςΟϒͷΛ
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ඳը͢ΔίϚϯυΛ̍·ͱΊʹͨ͠ͷ w 2VFVF w $PNNBOE#V ff FSͷ2VFVF w *NQFMMFS.FUBM7VMLBOΛ׆༻ w $PNNBOE#V ff FSͷੜ͕࠷ऴతͳඪ .5-$PNNBOE#V ff FS .5-%FWJDF .5-$PNNBOE2VFVF 7L$PNNBOE#V ff FS 7L%FWJDF 7L(SBQIJDT2VFVF (16
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ϨϯμϦϯάϑϩʔʹ͍ͭͯ
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w 'MVUUFSͰ4IBEJOH͕ʹ w ૢ࡞࣌ʹಈతʹγΣʔμʔΛ ίϯύΠϧ͢Δ w 4L4-͔Β.4-(-4-ม w ͜ΕΛͨͳ͍ͱ͍͚ͳ͍ w
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*NQFMMFSͷϨϯμϦϯάϑϩʔ w 4LJBͱҧ͍%·Ͱఆ w Ұൠతͳ(16ύΠϓϥΠϯͱ͍ۙ w .FUBM7VMLBOͱ΄΅ಉ͡ߏ w ΑΓࡉ͔͘(16Λѻ͑ΔΑ͏ʹ 3BTUFSJ[BUJPO
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*NQFMMFSͷϨϯμϦϯάϑϩʔ w γΣʔμʔʹ͍ͭͯʁ w ࣄલίϯύΠϧ͞ΕΔΑ͏ʹ w *NQFMMFSDʹΑͬͯϏϧυ͞ΕΔ w γΣʔμʔͷݴޠ4L4-͔Β (-4-มߋ
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͜͜·Ͱઆ໌͖ͯ͠·͕ͨ͠
8JEHFU &MFNFOU 3FOEFS0CKFDU -BZFS %JTQMBZ-JTU 0Q *NQFMMFS4LJB
ͳͥ͜Μͳʹ͍ͷ͔ʁ
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w ݪཧతʹରԠ͢Δ0Q&OUJUZ͕͋ΕԿͰϨϯμϦϯάͰ͖Δ