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ご紹介します。webGL
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ALH
June 10, 2020
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ご紹介します。webGL
ALH
June 10, 2020
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Transcript
ాٍ ͝հ͠·͢ɻXFC(- XJUI
ࣗݾհ ాٍͰ͢ɻ w ࠓظ͔Β݄Ͱ ʮྺ࢙తͳௐࠪʹॏ͖Λஔ͍ʯͨ ٕज़ܥͷهࣄΛॻ͍͍ͯΔऀͰ͢ɻ w ࠓճهࣄͱมΘͬͯ ʮ)PXUPʯతͳൃදΛ͠·͢ɻ w
࣭ٙͰΘ͔Βͳ͍࣌ ᪳ͤͣʹHPPHMFઌੜʹཔΓ·͢ɻ
ࣗݾհ ాٍͰ͢ɻ w ࠓճհ͢ΔXFC(-Ͱ͕͢ɺ ݄ͷޙ͔Β݄ʹ͔͚ͯ ຊ֨తʹௐ·ͨ͠ɻ w ֶࣗੜ࣌ʹ "3Ͱݕग़ͨ͠ฏ໘ʹରͯ͠ ը໘্͔Β৮ΕΔͱ
࣮ࡍʹ৮͍ͬͯΔΑ͏ʹಈ͘ɺ ଽΛੜ͢J04ΞϓϦΛ࡞͠·ͨ͠ɻ ࢀߟɿ͑ଽ"3 IUUQTZPVUVCF.Y0)H0719&
४උ w 1$ʢXJOEPXTPSNBD04ʣ w Πϯλʔωοτڥ w 'JSFGPYPSHPPHMFDISPNF ϒϥβΞϓϦ w
͜ͷࢀߟࢿྉ͘͠Լه63-ͷαΠτ IUUQTLPLJUBLFEBTBLVSBOFKQEPLVXJLJEPLVQIQMPDBMLPLJ EFWFMPQNFOUJOUSPEVDJOH@XFCHM
XFC(-ͱ w l8FC(- 8FC(SBQIJDT-JCSBSZ ɺ ޓੑ͕͋ΔΣϒϒϥβʔͰz lΠϯλϥΫςΟϒͳ%άϥϑΟοΫε%άϥϑΟοΫεΛ ϨϯμϦϯά͢ΔͨΊͷ+BWB4DSJQU"1*Ͱ͢ɻz 8FC(-8FCͷ%͓Αͼ%άϥϑΟοΫε IUUQTEFWFMPQFSNP[JMMBPSHKBEPDT8FC"1*8FC(-@"1*
XFC(-ͱ ྫʣͦͷ̍ɹXFC(-૯ຊࢁΑΓ w IUUQTXXXQPXFSIPVTF DPNQBOZDPN w lΦϥϯμʹ͋ΔݐઃݐஙσβΠϯΛ खֻ͚Δاۀɺ 1PXFSIPVTF$PNQBOZͷΣϒαΠτz w
lϑΟϧλΛֻ͚Δͱ֘͢Δࣄྫ͚ͩ ͕Ұؾʹྻ͢ΔΑ͏ͳԋग़ɻz ʮγϯϓϧͳ͕Β৫ͷ࣮ΛҹతʹՄࢹԽ͢Δ࣮͕͔͍͍ͬ͜ʂ1PXFSIPVTF$PNQBOZͷΣϒαΠτʯɹXFCHMTPVIPO[BOPSHɹ8FC(-૯߹औѻ͍8FC(-૯ຊࢁ IUUQTXFCHMTPVIPO[BOPSHFOUSZ W
XFC(-ͱ ྫʣͦͷ̎ɹXFC(-૯ຊࢁΑΓ w IUUQT XXXKFBOTGPSSFGVHFFTDPN w lʮδʔϯζʯΛར༻ͯ͠ߦΘΕ͍ͯΔ ϫʔϧυϫΠυͳνϟϦςΟʔ׆ಈ +FBOTGPS3FGVHFFTz ʮϥΠϯΛͬͨόϦΤʔγϣϯ๛͔ͳදݱ͕͍͢͝ʂδʔϯζΛར༻ͨ͠ຽࢧԉνϟϦςΟʔ+FBOTGPS3FGVHFFTʯɹXFCHMTPVIPO[BOPSHɹ8FC(-૯߹औѻ͍8FC(-૯ຊࢁ
IUUQTXFCHMTPVIPO[BOPSHFOUSZ W
XFC(-ͱ ྫʣͦͷ̏ɹXFC(-૯ຊࢁΑΓ w IUUQTTBLFJDFKQ w zઙʹ͋ΔͪΐͬͱมΘͬͨ ΞΠεΫϦʔϜઐళͷΣϒαΠτz w lϩʔσΟϯάޙͷΠϯτϩϖʔδͰ ɺஆ伩͕8FC(-Ͱඳ͔Ε·͢ɻz
ʮஆ伩Λ͙͘ΔΑ͏ͳಈ࡞·Ͱ͔ͬ͠Γ࠶ݱ͞ΕͨงғؾຬͷΠϯτϩ͕໘ന͍4",&*$&ͷΣϒαΠτʯɹXFCHMTPVIPO[BOPSHɹ8FC(-૯߹औѻ͍8FC(-૯ຊࢁ IUUQTXFCHMTPVIPO[BOPSHFOUSZ W
ຊͷඪ XFC(-Λ௨ͯ͠ ϒϥβͷϨϯμϦϯάύΠϓϥΠϯ Λ֬ೝ͢Δɻ
֓ཁ ϒϥβͷϨϯμϦϯάύΠϓϥΠϯ %0.5SFFͷੜ )5.- ϑΝΠϧ 4DSJQU ϑΝΠϧ DTT ϑΝΠϧ $44ͷੜ
DPOTUSVDUʢηϨΫλʔϚονϯάΛؚΉʣ 3FOEFSJOH5SFFͷੜ MBZPVU 1BJOU $PNQPTJUF σΟεϓϨΠʹग़ྗ ϒϥβͷϨϯμϦϯάύΠϓϥΠϯ ͱXFC(-ͷϨϯμϦϯάύΠϓϥΠϯ ୈճ8FC(-ͷհɹ*#.4JOH-J৴݄ IUUQTXXXJCNDPNEFWFMPQFSXPSLTKQXFCMJCSBSZXBXFCHMJOEFYIUNM ϨϯμϦϯάύϑΥʔϚϯε(PPHMF1BVM-FXJT IUUQTEFWFMPQFSTHPPHMFDPNXFCGVOEBNFOUBMTQFSGPSNBODFSFOEFSJOH IMKB )PXCSPXTFSSFOEFSJOHXPSLTCZ-%BWJE#BSPO IUUQECBSPOHJUIVCJPCSPXTFSSFOEFSJOH ओʹ$16ॲཧ )5.- ϑΝΠϧ 4DSJQU ϑΝΠϧ DTT ϑΝΠϧ GSBHNFOU TIBEFS WFSUFY TIBEFS %0.5SFFͷੜ $44ͷੜ DPOTUSVDU 3FOEFSJOH5SFFͷੜ MBZPVU 1BJOU $PNQPTJUF XFC(- σΟεϓϨΠʹग़ྗ PQFO(- (16
(16Λ׆༻͢ΔͷԿ͕͍͍ͷ͔ w ඳը͢Δର͕ଟ͍࣌ w $16ʹෛՙΛ͔͚ΔܭࢉΛ࣋ͭΞϓϦέʔγϣϯͰඳըؔ࿈ͷॲཧΛͰ͖Δ ͚ͩݮΒ͍ͨ͠
$16ʹͤ͞ͳ͖Ό͍͚ͳ͍ ࣄ͕ଟ͍
ඳըؔ࿈(16ʹ Βͤͯ͠·͍͠ΐ͏
ͪΐͬͱͬͯ(16͕ Θ͔Γ·ͤΜ
(16ʹ͍ͭͯ $16ʹ͍ͭͯ w ࣄͷͰ͖ΔਓΈ͍ͨͳΠϝʔδ w ྫ͑ɺ()[ͷੑೳͩͬͨΒ ඵؒʹԯճΦϯΦϑͰ͖Δੑೳ ʢػցػցޠͱݺΕΔͰࣈจࣈΛೝࣝͯ͠ܭࢉ͍ͯ͠Δʣ w σϡΞϧίΞɾΫΞουίΞɾΦΫλίΞͱ͍͏ͷ
ਓ͔ਓ͔ਓ͔Έ͍ͨͳʢฒྻॲཧͱ͔͍͏Β͍͠ʣ
(16ʹ͍ͭͯ (16ʹ͍ͭͯ w ଟ͘ͷ͜ͱͰ͖ͳ͍͚ͲΊͬͪΌͨ͘͞Μ͍Δ ʢϛχΦϯΈ͍ͨͳݸੑͳ͍͚Ͳʣ w ϏσΦΧʔυͱݺΕ͍ͯͨɻ w ͳͥϏσΦΧʔυͱݺΕ͍ͯͨͷ͔
(16ʹ͍ͭͯ σΟεϓϨΠʹ͍ͭͯ w σΟεϓϨΠࡉ͔͍ిٿͷू߹ମͷΑ͏ͳΠϝʔδ
(16ʹ͍ͭͯ σΟεϓϨΠʹ͍ͭͯ w )%ɿɹɹºϐΫηϧ ϐΫηϧ w ϑϧ)%ɿºϐΫηϧ ϐΫηϧ
w ,ɿɹɹºϐΫηϧ ϐΫηϧ ಈը w ϐΫηϧºGQT PS ඵؒʹ ϐΫηϧͷॲཧ w ϐΫηϧºGQT PS ඵؒʹ ϐΫηϧͷॲཧ w ϐΫηϧºGQT PS ඵؒʹ ϐΫηϧͷॲཧ
(16ʹ͍ͭͯ ϨϯμϦϯάʹ͍ͭͯ w $16͕શͯͷϐΫηϧʹΞΫηε͍ͯͨ͠ɻ $16 ʮ(SBQIJDT1SPDFTTJOH6OJUɹྺ࢙ʯग़యϑϦʔඦՊࣄయʰΟΩϖσΟΞʢ8JLJQFEJBʣʱ IUUQTKBXJLJQFEJBPSHXJLJ &&&""&"#&#$&&&&""&"#&#$&&"&& "%#&'#
(16ʹ͍ͭͯ $16ϨϯμϦϯάʹ͍ͭͯ w ͦΕͰେมͩͱ͍͏͜ͱͰɺ$16ͷෛՙΛݮΒ͘͢ੜ·Εͨͷ͕ ϏσΦΧʔυࠓͰ͍͏(16Ͱ͋ͬͨɻ (16 ϏσΦΧʔυ $16 ʮ(SBQIJDT1SPDFTTJOH6OJUɹྺ࢙ʯग़యϑϦʔඦՊࣄయʰΟΩϖσΟΞʢ8JLJQFEJBʣʱ IUUQTKBXJLJQFEJBPSHXJLJ
&&&""&"#&#$&&&&""&"#&#$&&"&& "%#&'#
(16ʹ͍ͭͯ ࢀߟಈը "EBNBOE+BNJF1BJOUUIF.POB-JTBJO.JMMJTFDPOET )% ɹ IUUQTZPVUVCF8N84%&)7:
ຊͷඪ XFC(-Λ௨ͯ͠ ϒϥβͷϨϯμϦϯάύΠϓϥΠϯ Λ֬ೝ͢Δɻ
ϨϯμϦϯάύΠϓϥΠϯ %0.5SFFͷੜ )5.- ϑΝΠϧ 4DSJQU ϑΝΠϧ DTT ϑΝΠϧ $44ͷੜ DPOTUSVDUʢηϨΫλʔϚονϯάΛؚΉʣ
3FOEFSJOH5SFFͷੜ MBZPVU 1BJOU $PNQPTJUF σΟεϓϨΠʹग़ྗ ୈճ8FC(-ͷհɹ*#.4JOH-J৴݄ IUUQTXXXJCNDPNEFWFMPQFSXPSLTKQXFCMJCSBSZXBXFCHMJOEFYIUNM ϨϯμϦϯάύϑΥʔϚϯε(PPHMF1BVM-FXJT IUUQTEFWFMPQFSTHPPHMFDPNXFCGVOEBNFOUBMTQFSGPSNBODFSFOEFSJOH IMKB )PXCSPXTFSSFOEFSJOHXPSLTCZ-%BWJE#BSPO IUUQECBSPOHJUIVCJPCSPXTFSSFOEFSJOH ओʹ$16ॲཧ ϒϥβͷϨϯμϦϯάύΠϓϥΠϯ
ͬͱ(16ʹࣄΛ͍ͤͨ͞ ͪ͜ΒͰ(16ͷࣄΛࢦఆ͍ͨ͠
ϓϩάϥϚϒϧγΣʔμ
ϓϩάϥϚϒϧͳ෦ ϒϥβͷϨϯμϦϯάύΠϓϥΠϯ %0.5SFFͷੜ )5.- ϑΝΠϧ 4DSJQU ϑΝΠϧ DTT ϑΝΠϧ $44ͷੜ
DPOTUSVDUʢηϨΫλʔϚονϯάΛؚΉʣ 3FOEFSJOH5SFFͷੜ MBZPVU 1BJOU $PNQPTJUF σΟεϓϨΠʹग़ྗ )5.- ϑΝΠϧ 4DSJQU ϑΝΠϧ DTT ϑΝΠϧ GSBHNFOU TIBEFS WFSUFY TIBEFS %0.5SFFͷੜ $44ͷੜ DPOTUSVDU 3FOEFSJOH5SFFͷੜ MBZPVU 1BJOU $PNQPTJUF XFC(- σΟεϓϨΠʹग़ྗ PQFO(- (16 ϒϥβͷϨϯμϦϯάύΠϓϥΠϯ ͱXFC(-ͷϨϯμϦϯάύΠϓϥΠϯ ୈճ8FC(-ͷհɹ*#.4JOH-J৴݄ IUUQTXXXJCNDPNEFWFMPQFSXPSLTKQXFCMJCSBSZXBXFCHMJOEFYIUNM ϨϯμϦϯάύϑΥʔϚϯε(PPHMF1BVM-FXJT IUUQTEFWFMPQFSTHPPHMFDPNXFCGVOEBNFOUBMTQFSGPSNBODFSFOEFSJOH IMKB )PXCSPXTFSSFOEFSJOHXPSLTCZ-%BWJE#BSPO IUUQECBSPOHJUIVCJPCSPXTFSSFOEFSJOH ϥελϥΠζ ܭࢉ
w ΦϒδΣΫτͷ֤ͷ࠷ऴతͳҐஔΛܭࢉ͠· ͢ɻ w ΦϒδΣΫτͷੈքͰͲ͜ʹ͍Δͷ͔ʢྫ͑ਓ ͩͱ͓ෲ͕ਅΜதͰ಄্͕Ͱ͕ԼΈ͍ͨͳɺ ࠲ඪͩͱ͓ෲ͕
Ͱ಄͕ ͕ ʣ w γʔϯͱ͍͏%ۭؒͷதͷੈքͰ ΦϒδΣΫτͷ֤͕Ͳ͜ʹ͍Δͷ͔ w ࠷ޙʹΧϝϥ͔ΒݟΔฏ໘ͷੈքͰ ΦϒδΣΫτͷ֤͕Ͳ͜ʹ͍Δͷ͔ w ʢ͜ΕΛϫʔϧυɾϏϡʔɾϓϩδΣΫγϣϯม ͱݴ͍·͢ɻʣ ࢀߟը૾ɿ5ISFFKTͰ༡ΜͰΈΑ͏ɹ݄ɹ!DIFMDBU IUUQTRJJUBDPNDIFMDBUJUFNTBGCDFDBGBC ΦϒδΣΫτ ࢀߟɿγΣʔμʔग़యϑϦʔඦՊࣄయʰΟΩϖσΟΞʢ8JLJQFEJBʣʱ IUUQTKBXJLJQFEJBPSHXJLJ&#&"&#$&&#$ ܭࢉͱ ࠓճѻ͍·ͤΜɻ
w ΧϝϥΛ௨ͯ͠ݟͨ࣌ʹ ͲͷΑ͏ʹݟ͑Δͷ͔ w ͦΕΛܭࢉ͠·͢ɻ w Ͳ͏͍͏͜ͱ͔ w σΟεϓϨΠʹөͨ͢Ίʹ࠷ ऴతʹϐΫηϧͰͳ͚Ε͍͚
·ͤΜɻ ࢀߟը૾ɿ5ISFFKTͰ༡ΜͰΈΑ͏ɹ݄ɹ!DIFMDBU IUUQTRJJUBDPNDIFMDBUJUFNTBGCDFDBGBC ΦϒδΣΫτ ࢀߟɿγΣʔμʔग़యϑϦʔඦՊࣄయʰΟΩϖσΟΞʢ8JLJQFEJBʣʱ IUUQTKBXJLJQFEJBPSHXJLJ&#&"&#$&&#$ ϥελϥΠζͱ ॏཁͰ͢ɻ
ϥελϥΠζͱ ॏཁͰ͢ɻ w ΦϒδΣΫτͷʢઢʣ͕ σΟεϓϨΠͷϐΫηϧͰ ͲͷҐஔʹ͋ͨΔ͔Λܭࢉ͠ ·͢ɻ w ͭ·ΓσΟεϓϨΠͰදࣔͰ͖ ΔΑ͏ʹϐΫηϧͱͯ͠Ͳ͜Λ
ృΕ͍͍ͷ͔Λߦ͏ɻ ࢀߟը૾ʲϥελϥΠζʳιϑτΣΞϥελϥΠβΛͭͬͯ͘Έͨɹɹࡾ༿ϨΠͷ$(ٕज़νϟϯωϧ IUUQTZPVUVCFH2Y1Z,Q2I
(16Ͱͷॲཧϑϩʔ Λগ͠ৄ͘͠ w 7FSUFYͱ͍͏ҙຯͰ͢ɻ ͜͜ͰܭࢉΛ͠·͢ɻ w QSJNJUJWFݪ࢝తͬͯҙຯͰ͕͢ɺΛ؆୯ͳܗଟ ͘ࡾ֯ͱͯ͠ଊ͑·͢ɻ w 3BTUFSJ[BUJPOϥελϥΠζͰ͢ɻ
w 'SBHNFOU͔͚Βͷͱ͍͏ҙຯͰ ϐΫηϧΛѻ͏͜ͱ͕Ͱ͖·͢ɻ ৭ɾTIBEFSͱ͍͏͚ͩ͋ΓӄӨͷӄΛඳ͖ೖΕΔ͜ͱ 5FYUVSFͱ͍͏ը૾σʔλඳ͖ೖΕΔ͜ͱ͕Ͱ͖· ͢ɻ w 1JYFMͦͷ໊ͷ௨ΓϐΫηϧͱͯ͠࠷ऴతʹग़ྗͱ σΟεϓϨΠʹ͞Ε·͢ɻ ʮ*NBHFTZOUIFTJTBOE0QFO(-HSBQIJDTQJQFMJOFʯ"VUIPS3PNBJO7FSHOF XFCTJUF IUUQSPNBJOWFSHOFGSFFGSUFBDIJOH*44*QJQFMJOFIUNM
ϓϩάϥϚϒϧͳ෦ ϒϥβͷϨϯμϦϯάύΠϓϥΠϯ %0.5SFFͷੜ )5.- ϑΝΠϧ 4DSJQU ϑΝΠϧ DTT ϑΝΠϧ $44ͷੜ
DPOTUSVDUʢηϨΫλʔϚονϯάΛؚΉʣ 3FOEFSJOH5SFFͷੜ MBZPVU 1BJOU $PNQPTJUF σΟεϓϨΠʹग़ྗ )5.- ϑΝΠϧ 4DSJQU ϑΝΠϧ DTT ϑΝΠϧ GSBHNFOU TIBEFS WFSUFY TIBEFS %0.5SFFͷੜ $44ͷੜ DPOTUSVDU 3FOEFSJOH5SFFͷੜ MBZPVU 1BJOU $PNQPTJUF XFC(- σΟεϓϨΠʹग़ྗ PQFO(- (16 ϒϥβͷϨϯμϦϯάύΠϓϥΠϯ ͱXFC(-ͷϨϯμϦϯάύΠϓϥΠϯ ୈճ8FC(-ͷհɹ*#.4JOH-J৴݄ IUUQTXXXJCNDPNEFWFMPQFSXPSLTKQXFCMJCSBSZXBXFCHMJOEFYIUNM ϨϯμϦϯάύϑΥʔϚϯε(PPHMF1BVM-FXJT IUUQTEFWFMPQFSTHPPHMFDPNXFCGVOEBNFOUBMTQFSGPSNBODFSFOEFSJOH IMKB )PXCSPXTFSSFOEFSJOHXPSLTCZ-%BWJE#BSPO IUUQECBSPOHJUIVCJPCSPXTFSSFOEFSJOH ϥελϥΠζ ܭࢉ
(16Λ׆༻͢ΔͷԿ͕͍͍ͷ͔ w ඳը͢Δର͕ଟ͍࣌ w $16ʹෛՙΛ͔͚ΔܭࢉΛ࣋ͭΞϓϦέʔγϣϯͰඳըؔ࿈ͷॲཧΛͰ͖Δ ͚ͩݮΒ͍ͨ͠
ࠓճ͝հͱ͍͏͜ͱͰʜ GSBHNFOUQSPDFTTJOHʹ৮Ε͍͖ͯ·͢ɻ w ϥελϥΠζͨ͠ޙͷϐΫηϧʹ ରͯ͠ɺͲͷΑ͏ʹ৭͚ͭΛ͢Δ ͔ΛϓϩάϥϜͰࢦఆ͍͖ͯ͠· ͢ɻ
XFC(-Λॻ͍ͯΈΔ w (-4-4BOECPY IUUQHMTMTBOECPYDPN w 4IBEFSUPZ IUUQTXXXTIBEFSUPZDPN w JOUFSBDUJWFTIBEFSGPSNBU IUUQTFEJUPSJTGWJEFPTIBEFST
RDBUFHPSZTPSU%BUF $SFBUFE &QBHF
IUUQTUXJHMBQQ
5XJ\(-^ΛબΜͩཧ༝ w ͔ͬ͠Γͨ͠ղઆαΠτΛݟ͚ͭͨɻ w Ͱ͖ͨ࡞Λ(*'ͱͯ͠อଘͰ͖Δɻ w ͭͿ͖(-4-ͷՐ͚ͷαΠτͰ πΠʔτͷจࣈ੍ݶΛߟྀͨ͠ίʔυ͕ʂ w 6*͕γϯϓϧ
ࢀߟɿʲ࿈ࡌʳUXJHMBQQͰ࢝ΊΔ(-4-ΫϦΤΠςΟϒίʔσΟϯάʂ·ͣ(-4-ͷجຊΛཧղ͠Α͏ IUUQTXFCHMTPVIPO[BOPSHFOUSZ W
͕ࣗ͝Γ͍͢Α͏ʹ શը໘Λղআ͍ͯͩ͘͠͞
৭ w QSFDJTJPOͱ͍͏ͷਫ਼ͱ͍͏ҙຯͷ ӳ୯ޠͰ͢ɻ w NFEJVNQਫ਼ͰqPBUΛѻ͏ͱ͍͏ҙຯͰ͢ɻ ʢͦͷଞʹIJHIQ MPXQ͕͋Γ·͢ɻʣ w NBJOͷॲཧͰ
WFDWFDUPSͱ͍͏ϕΫτϧܕͰ͢ɻ HM@'SBH$PMPSWFDΛड͚औΔͱ SFE HSFFO CMVF BMQIB ͱΛೝࣝ͠·͢ɻ w શͯʹ͕ೖ͍ͬͯ·͢ɻ ͷࢦఆʙͰߦ͍·͢ɻ w HM@'SBH$PMPSը໘্ͷʮϑϥάϝϯτʯͭ·ΓϐΫηϧͷ શͯʹରͯ͠ग़ྗͰ͖ΔΈࠐΈมͰ͢ɻ ͜͜ʹॻ͖ࠐ·Εͨ࠷ऴ݁Ռ͕σΟεϓϨΠʹग़ྗ͞Ε·͢ɻ precision mediump float; void main(void) { gl_FragColor = vec4(1.0, 1.0, 1.0, 1.0); } ࢀߟɿ(16ͷුಈখਫ਼ͷ IUUQTRJJUBDPN:BNBEB4BOJUFNTDEDDFD⒎G ʲ࿈ࡌʳUXJHMBQQͰ࢝ΊΔ(-4-ΫϦΤΠςΟϒίʔσΟϯάʂ·ͣ(-4-ͷجຊΛཧղ͠Α͏ IUUQTXFCHMTPVIPO[BOPSHFOUSZ W
৭ w ઌ΄Ͳগ͠આ໌͠·͕ͨ͠ WFD ɹɹɹ
੨ ߹۩߹ ͱରԠ͍ͯ͠·͢ɻ w ࣮ࡍʹΛม͑ͯΈ·͠ΐ͏ɻ precision mediump float; void main(void) { gl_FragColor = vec4(1.0, 1.0, 1.0, 1.0); } ࢀߟɿ(16ͷුಈখਫ਼ͷ IUUQTRJJUBDPN:BNBEB4BOJUFNTDEDDFD⒎G ʲ࿈ࡌʳUXJHMBQQͰ࢝ΊΔ(-4-ΫϦΤΠςΟϒίʔσΟϯάʂ·ͣ(-4-ͷجຊΛཧղ͠Α͏ IUUQTXFCHMTPVIPO[BOPSHFOUSZ W
Γ࣌ؒΛͨͬΓͬͯ ࢼͯ͠Έ·͠ΐ͏ʂ
৭ GSBHNFOUΛͬͨάϥσʔγϣϯ w ը໘্ͷʮϑϥάϝϯτʯɺͭ·ΓϐΫηϧͷҐஔΛද͢ WFDܕͷHM@'SBH$PPSE͕༻ҙ͞Ε͍ͯ·͢ɻ w VOJGPSNӳޠͰۉҰͳɺҰ༷ͳɺͱ͍͏ҙຯͰ͢ɻ lVOJGPSNม$16ͱ(16ͷؒͷখ͞ͳՍ͚ڮͩͱߟ͑Δ͜ͱ͕Ͱ͖·͢ɻz ࠓճͷUXJHMͰ$16ଆͷίʔυΛॻ͘͜ͱͳ͍ͷͰɺطʹඋ͑ΒΕ͍ͯΔมΛ͏͜ͱ͕Ͱ͖·͢ɻ VOJGPSNWFDSFTPMVUJPOεΫϦʔϯͷղ૾ʢϐΫηϧʣ
VOJGPSNWFDNPVTFϚεΧʔιϧͷҐஔʢdʣ VOJGPSNqPBUUJNFܦա࣌ؒʢඵʣ precision mediump float; uniform vec2 resolution; void main(void) { gl_FragColor = vec4(gl_FragCoord.x / resolution.x, 0.0, 0.0, 1.0); } ʮϢχϑΥʔϜมʯ5IF#PPLPG4IBEFSTCZ1BUSJDJP(PO[BMF[7JWP+FO-PXF IUUQTUIFCPPLPGTIBEFSTDPN MBOKQ
ը໘ͷઆ໌ w SFTPMVUJPO ղ૾ը໘ͷ ࠷େͷԣ෯ͱ ࠷େͷॎ෯Λ࣋ͭ ͕͜͜ͷ
৭ GSBHNFOUΛͬͨάϥσʔγϣϯ w HM@'SBH$PPSEͲ͔͜ͷϐΫηϧ̍ͩͱࢥ͍ͬͯͩ͘͞ɻ Ͳ͔͜ͷYͷΛ SFTPMVUJPOղ૾ͷYɺͭ·Γ࠷େͷԣ෯Ͱ ׂΔ ͱͲ͏ͳΔͷ͔ precision mediump
float; uniform vec2 resolution; void main(void) { gl_FragColor = vec4(gl_FragCoord.x / resolution.x, 0.0, 0.0, 1.0); } ʮϢχϑΥʔϜมʯ5IF#PPLPG4IBEFSTCZ1BUSJDJP(PO[BMF[7JWP+FO-PXF IUUQTUIFCPPLPGTIBEFSTDPN MBOKQ
৭ GSBHNFOUΛͬͨάϥσʔγϣϯ w ྫ͑ ࠷େͷԣ෯͕ͩͱ͠·͢ɻ w ࠷ॳ͕ͰͩΜͩΜ̍ʹ͍ۙͮͯ ࠷ޙ͕ʹͳΓ·͢ɻ w ͦΕ͕ͷ෦ͳͷͰ
̌ࠇΛࣔ͢ͷͰࠇ͔ΒʹͳΔΑ͏ͳάϥσʔ γϣϯͱͳΓ·͢ɻ precision mediump float; uniform vec2 resolution; void main(void) { gl_FragColor = vec4(gl_FragCoord.x / resolution.x, 0.0, 0.0, 1.0); } ʮϢχϑΥʔϜมʯ5IF#PPLPG4IBEFSTCZ1BUSJDJP(PO[BMF[7JWP+FO-PXF IUUQTUIFCPPLPGTIBEFSTDPN MBOKQ × × × ʜ × × × × × × ʜ × × × × × × ʜ × × × × × × ʜ × × × × × × ʜ × × ×
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ w HM@'SBH$PPSEͭ·ΓϐΫηϧͷ͕Ͳ͏ͳ͍͔ͬͯ͘Λ༧ଌͰ͖Δͱ ΉֆΛ࡞Ͱ͖·͢ɻ QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \
qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPSWFD TJLBLV ^
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ w ϐΫηϧશͯʹରͯ͠ ԣ෯×̎ ॎ෯×̎Λͨ͠Λ Ҿ͖ࢉ͍ͯ͠·͢ɻ w ͭ·Γશ͕ͯͣΕΔͷͰ
ͷͰ͋Εத ৺ʹҠಈ͢Δ ͜ͱʹͳΓ·͢ɻ QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPSWFD TJLBLV ^
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ w ࣍ͷ෦ͰBCT ਖ਼نԽΛߦ͏ʜ ઈରʜ ϚΠφεϓϥεશ෦ϓϥεʹͪ͠Ό͏ ͦΜͳϙδςΟϒͳֻ͚Ͱ͢স QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO
WPJENBJO WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPSWFD TJLBLV ^
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ
QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPSWFD TJLBLV ^ w શ෦ϓϥεʹͪ͠Ό͏ ͱԿ͕͍͍ͷ͔ͦΕ ϐΫηϧͷҐஔͷYͱZʹ ϚΠφεΛ͢Δ͚ͩͰ
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ w ຊདྷͳΒϚΠφεͷ࠲ඪͷ ྖҬҰؾʹܭࢉͰ͖Δ͔ ΒͰ͢ʂ
QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPSWFD TJLBLV ^
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ w NBYϑΝϯΫγϣϯ NBY B C BͱCͷΑΓେ͖͍Λฦ͢ ͱ͍͏ػೳΛ࣋ͭͷͰ
w ࠓճCʹ͕ೖ͍ͬͯΔͷͰ ΛҰؾʹফ͢͜ͱ͕Ͱ͖ ·ͨ͠ɻ QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPSWFD TJLBLV ^
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ w MFOHUIϑΝϯΫγϣϯ MFOHUI B C B
C ͱ ͱͷڑΛฦ͢ ͱ͍͏ػೳΛ࣋ͭͷͰ w ֤มͨ͠࠲ඪ͔Βͷͷத৺͔Βͷڑ ͕ग़·͢ʂ w ͔͜͠͠ΕͰϘϠ͚࢛ͨ֯ʹͳͬͯ͠ ·͍·͢ɻ ʜ ʜ ʜ ʜ ʜ ʜ ʜ ʜ ʜ ʜ ʜ ʜ ʜ ʜ ʜ ʜ QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPSWFD TJLBLV ^
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ w DFJMϑΝϯΫγϣϯ DFJM B BҎ্ͷ࠷খͷΛฦ͢ ͱ͍͏ػೳΛ࣋ͭͷͰ w
ͭ·Γ͚ͩʹͳΓ·͢ɻ w Կ͕͍͍ͷ͔ ৭ʙ̌̌ͷൣғͳͷͰ ͚ͩʹͳΔͱന͔ࠇ͔ʂΈ͍ͨʹͳΓ·͢ɻ w ͜ΕͰനʹ͍ͨ͠ൣғ͕ܾ·Γ·ͨ͠ɻ QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPSWFD TJLBLV ^
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ w ͋ͱന৭ʹֻ͚ࢉΛ͢Δ͚ͩͰ͢ɻ w ͜͜Ͱগ͠ෆ҆ʹͳΓ·͢ɻͳΜͰֻ͚ࢉͳͷ͔ w ཧ༝؆୯Ͱ͢ɻ ҰؾʹϖΠϯτϘʔϧΛ͛Δ͔Βʂ ͭ·Γɺʮશ෦നʯʹରͯ͠
ʮృΒͳ͍෦Λࣔ͢ܭࢉʯΛ͔͚Δ ͱʹͨ͠෦͕ ࠇʹͳΔͱ͍͏Θ͚Ͱ͢ɻ ʢҎ্നʹͳΔͷͰແࢹͰ͖·͢ɻʣ QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPSWFD TJLBLV ^
࢛֯ ϖΠϯτϘʔϧΛҰؾʹ͛ΔΠϝʔδ w ৭͚ͭͲ͏͢Ε͍͍ͷͰ͠ΐ͏͔ʁ w ࢼͯ͠ΈΔͱΘ͔Γ·͕͢ ࢛֯ͷ֎ଆͷ৭͔͠มԽͤ͞ΒΕ·ͤΜɻ w ͦ͜Ͱޙ͔Β͚͍ͨ৭Λ͠·͢ɻ ͢Δͱ
̌ͷ෦WFD ͱͳ͍ͬͯͨͷ͕WFD ͱͳΓ͘ͳΓ·͢ɻ Λ͑ͨനʹͳΓ·͢ɻ QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ HM@'SBH$PMPS WFD TJLBLV WFD ^
ؙ ࢛֯ʹશྗΛ͍Ͱ͠·ͬͨͷͰʜ w ͪ͜Β ԼهͷαΠτ͕ ࢀߟʹͳΓ·͢ͷͰ ͦͪΒΛ͝ཡ͍ͩ͘͞ɻ w ʢزԿֶͷാͰ ҭ͍ͬͯ·ͤΜͷͰ
ৄ͍͜͠ͱ͍ͭ ࣗͰௐ͍ͯ·͢ɻʣ QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO WPJE \ WFDTU HM@'SBH$PPSEYZ SFTPMVUJPO NJO SFTPMVUJPOY SFTPMVUJPOZ WFDDWFD JG QPX TUY QPX TUZ \ DWFD ^ HM@'SBH$PMPSD ^ ϑϥάϝϯτγΣʔμʔΛͬͯԁΛඳ͘ IUUQTXXXOPHTPOCMPHFOUSZ
Έ߹Θͤͨͱ͖͔͚ࢉʂ زԿֶͷാͰҭ͍ͬͯ·ͤΜͷͰʜ w େײ֮Ͱ͢ɻ Έ߹ΘͤΒΕͨͷͰ͔͚ࢉͰ͢ʂস w ࠷ޙͷ࠷ޙʹ͍͢·ͤΜɻ QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO WPJENBJO
WPJE \ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ WFDTJLBLVY WFD TJLBLV WFD ͔͠͠৭͚ͭ͠ࢉ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZ WFDTJLBLVY WFD TJLBLV WFD ͔͠͠৭͚ͭ͠ࢉ WFDTU HM@'SBH$PPSEYZ WFD SFTPMVUJPOY SFTPMVUJPOZ NJO SFTPMVUJPOY SFTPMVUJPOZ WFDDWFD JG QPX TUY QPX TUZ \ DWFD ^ HM@'SBH$PMPSTJLBLVY TJLBLVY D ^
࠷ॳΈ͍ͨͳಈ͘ΪϥΪϥͲ͏ͨ͠ɻ ࠓճղઆΛॏࢹͯ͠͠·͍·ͨ͠ɻ͔͠͠ϑϥοτͳ͍ͭ͜Βಈ͘ΜͰ͢Α QSFDJTJPONFEJVNQqPBU VOJGPSNWFDSFTPMVUJPO VOJGPSNqPBUUJNFUJNFΛݺͼग़͢ WPJENBJO WPJE \ qPBUTTJO UJNF
͘Γ͔͑࣌ؒ͢ qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY T SFTPMVUJPOZ T WFDTJLBLVY WFD TJLBLV WFD qPBUTJLBLVDFJM MFOHUI NBY BCT HM@'SBH$PPSEYZWFD SFTPMVUJPOY SFTPMVUJPOZT WFDTJLBLVY WFD TJLBLV WFD WFDTU HM@'SBH$PPSEYZ WFD SFTPMVUJPOY SFTPMVUJPOZ T NJO SFTPMVUJPOY SFTPMVUJPOZ WFDDWFD JG QPX TUY QPX TUZ \DWFD ^ HM@'SBH$PMPSTJLBLVY TJLBLVY D ^
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XFC(-࣌ʹ༗ޮͰ͋Δͱࢥ͍·͢ɻ w ϨϯμϦϯάύΠϓϥΠϯΛཧղ͢Δ͜ͱ ༧͠ͳ͔ͬͨϨϯμϦϯάʹରͯ͠ Ͳ͏ͯ͠Πϝʔδͱҧ͏ඳըʹͳͬͯ͠·͏ͷ͔ͱ͍͏ࢥߟͷखॿ͚ʹͳΔͱࢥ͍·͢ɻ গͳ͘ͱࣗͱͯॿ͚ΒΕ͍ͯ·͢ɻ
͓·͚ ܭࢉͷ෦ϓϩάϥϛϯά͍ͨ͠ w ͦΜͳ͋ͳͨʹ ϩʔΧϧ1$্Ͱಈ͔ͤΔXFCΞϓϦέʔγϣϯαʔόΛ༻ҙ͠·ͨ͠ɻ w ৄ͘͠ԼهͷϦϯΫ͔Β͓ئ͍͠·͢ʂ IUUQTLPLJUBLFEBTBLVSBOFKQEPLVXJLJEPLVQIQMPDBMLPLJ EFWFMPQNFOUJOUSPEVDJOH@XFCHM@qBTL w
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