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k-kohey
ήʔϜϘʔΠΞυόϯεͰ
4XJGUΛಈ͔ͦ͏
J04%$+BQBO5SBDL%ϨΪϡϥʔτʔΫʢʣ
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4XJGUΛԿʹ͔͍ͭͬͯ·͔͢
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4XJGUΛԿʹ͔͍ͭͬͯ·͔͢
iPhone
iPad
Apple Watch
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4XJGUΛԿʹ͔͍ͭͬͯ·͔͢
iPhone
iPad
Apple Watch
Linux
Windows
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iPhone
iPad
Apple Watch
Linux
Windows
4XJGUΛԿʹ͔͍ͭͬͯ·͔͢
ΈࠐΈ։ൃ
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4XJGUͰΈࠐΈ։ൃʁ
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എܠc4XJGUΛͬͨΈࠐΈ։ൃͷࣄྫ
w TXJGUPSHʹ༷ͯʑͳϚΠίϯ্Ͱ
4XJGUίʔυΛಈ͔͢ࣄྫͷհ͕͞Εͨ<>
w 4XJGUΛͬͯΈࠐΈ։ൃΛߦ͏ηογϣϯ͕
88%$Ͱެ։͞Εͨ<>
w "QQMF4FDVSF&ODMBWFϓϩηοαͷ։ൃʹ
4XJGUΛ༻͍͍ͯΔ<>
<>IUUQTXXXTXJGUPSHCMPHFNCFEEFETXJGUFYBNQMFT<>IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED<>IUUQT
XXXTXJGUPSHCMPHFNCFEEFETXJGUFYBNQMFT<>IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED
<>ʹެ։͞Εͨ4XJGUΛͬͨΈࠐΈ։ൃͷ༷ࢠ
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എܠc4XJGUΛͬͨΈࠐΈ։ൃͷࣄྫ
w TXJGUPSHʹ༷ͯʑͳϚΠίϯ্Ͱ
4XJGUίʔυΛಈ͔͢ࣄྫͷհ͕͞Εͨ<>
w 4XJGUΛͬͯΈࠐΈ։ൃΛߦ͏ηογϣϯ͕
88%$Ͱެ։͞Εͨ<>
w "QQMF4FDVSF&ODMBWFϓϩηοαͷ։ൃʹ
4XJGUΛ༻͍͍ͯΔ<>
<>IUUQTXXXTXJGUPSHCMPHFNCFEEFETXJGUFYBNQMFT<>IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED<>IUUQT
XXXTXJGUPSHCMPHFNCFEEFETXJGUFYBNQMFT<>IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED
<>ʹެ։͞Εͨ4XJGUΛͬͨΈࠐΈ։ൃͷ༷ࢠ
ࠓಛʹΓ্͕͍ͬͯΔٕज़
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എܠc4XJGUΛͬͨϨτϩήʔϜ։ൃ
w ϨτϩήʔϜ։ൃΈࠐΈ։ൃͷҰछ
w ։ൃࣄྫ
w 1MBZEBUFʢൃϨτϩήʔϜ෩ܞଳήʔϜػʣ
w 4XJGUΛͬͨαϯϓϧίʔυͱղઆهࣄ͕ެ։͞Ε͍ͯΔ<>
w ήʔϜϘʔΠΞυόϯεʢҎ߱ɼ(#"ʣ
w 9ʹͯ4XJGUΛ(#"Ͱಈ͔ͨ͠ใࠂ͕͋ͬͨ<>
w ͨͩ͠۩ମతͳݪཧํ๏ͷݴٴͳ͔ͬͨ
w ʢϓϩϙʔβϧక࣌ʣʹͯଞʹ4XJGUΛͬͯ
(#"։ൃΛߦͬͨࣄྫղઆهࣄݟͨΒͳ͔ͬͨ<>
<>IUUQTXXXTXJGUPSHCMPHCZUFTJ[FETXJGUUJOZHBNFTQMBZEBUF
<>IUUQTYDPNIBSMBOIBTLJOTTUBUVT
<>ࣗௐ
(#"ͷᝑମ
IUUQTXXXOJOUFOEPDPKQOIBSEXBSFHCBJOEFYIUNM
1MBZEBUFͷᝑମ
IUUQTQMBZEBUFTIPQ
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എܠc4XJGUΛͬͨϨτϩήʔϜ։ൃ
w ϨτϩήʔϜ։ൃΈࠐΈ։ൃͷҰछ
w ։ൃࣄྫ
w 1MBZEBUFʢൃϨτϩήʔϜ෩ܞଳήʔϜػʣ
w 4XJGUΛͬͨαϯϓϧίʔυͱղઆهࣄ͕ެ։͞Ε͍ͯΔ<>
w ήʔϜϘʔΠΞυόϯεʢҎ߱ɼ(#"ʣ
w 9ʹͯ4XJGUΛ(#"Ͱಈ͔ͨ͠ใࠂ͕͋ͬͨ<>
w ͨͩ͠۩ମతͳݪཧํ๏ͷݴٴͳ͔ͬͨ
w ʢϓϩϙʔβϧక࣌ʣʹͯଞʹ4XJGUΛͬͯ
(#"։ൃΛߦͬͨࣄྫղઆهࣄݟͨΒͳ͔ͬͨ<>
<>IUUQTXXXTXJGUPSHCMPHCZUFTJ[FETXJGUUJOZHBNFTQMBZEBUF
<>IUUQTYDPNIBSMBOIBTLJOTTUBUVT
<>ࣗௐ
(#"ͷᝑମ
IUUQTXXXOJOUFOEPDPKQOIBSEXBSFHCBJOEFYIUNM
1MBZEBUFͷᝑମ
IUUQTQMBZEBUFTIPQ
4XJGUͰ(#"։ൃͷใগͳ͍
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എܠc"QQ4UPSFͱΤϛϡϨʔλ
w ʹ"QQ4UPSFͷΨΠυϥΠϯ͕
ߋ৽͞ΕϨτϩήʔϜػͷΤϛϡϨʔλͷ
ެ։͕ڐՄ͞Εͨ<>
w طʹ"QQ4UPSFͰϨτϩήʔϜػͷ
ΤϛϡϨʔλ͕ެ։͞Ε͘ΘΕ͍ͯ
Δ<>
<>IUUQTEFWFMPQFSBQQMFDPNOFXT JELKMJP<>IUUQTBQQTBQQMFDPNKQBQQEFMUBHBNFFNVMBUPSJE
ਓʹ(#"ঢ়ଶ
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͜ͷ··ͩͱJ04ք۾ͷ
(#"։ൃͷڙڅ͕धཁʹؒʹ߹Θͳ͍͔͠Εͳ͍ʜ
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తcຊൃදͷΰʔϧ
w ࢼߦࡨޡͷʹ4XJGU͔Β(#"ͷ30.Λ࡞͢Δ͜ͱʹޭͨ͠
w ୭Ͱ4XJGUΛͬͯ(#"։ൃʹऔΓΊΔΑ͏ʹͳΔใΛڞ༗͢Δ
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తc࣍
w എܠ
w త
w ࣗݾհ
w ൃදͷείʔϓ
w ಈ࡞ݪཧ
w ։ൃڥߏங
w αϯϓϧίʔυ
w ·ͱΊ
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ࣗݾհ
w ιʔγϟϧΞΧϯτ
w (JU)VCɿLLPIFZ
w 9ɿL@LPIFZJ
w ॴଐ
w גࣜձࣾϦΫϧʔτ
w J04ΤϯδχΞ
w (#"ͷιϑτ։ൃ͍ͯ͠ͳ͍
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ൃදͷείʔϓ
w ͢͜ͱ
w 4XJGUΛ(#"͚ʹίϯύΠϧ͢Δݪཧͱํ๏
w ίϯύΠϧ͢Δࡍʹର໘͢ΔΤϥʔͷղܾํ๏
w ը໘ඳըϘλϯೖྗͳͲͷ(#"ͷجຊతͳ༷ͱ࣮ํ๏
w ͞ͳ͍͜ͱ
w ήʔϜ։ൃͷϊϋ
w 4XJGUίϯύΠϥͷ෦࣮मਖ਼ํ๏ʹ͍ͭͯ
w طଘͷπʔϧνΣʔϯͷΈͰ࣮͕Մೳ
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ಈ࡞ݪཧc(#"ͷΞʔΩςΫνϟ͚ʹίϯύΠϧ
w --7.
w 4XJGUͷ։ൃʹར༻͞Ε͍ͯΔίϯύΠϥج൫
w େผͯͭ͠ͷఔΛܦͯιʔείʔυΛίϯύΠϧ͢Δ
ϑϩϯτΤϯυ
ࣈ۟ղੳߏจղੳ
όοΫΤϯυ
ΞηϯϒϦΦϒδΣ
ΫτϑΝΠϧͷੜ
--7.*3
ͷ࠷దԽ
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ಈ࡞ݪཧc(#"ͷΞʔΩςΫνϟ͚ʹίϯύΠϧ
w όοΫΤϯυ
w όοΫΤϯυ༷ʑͳͷ͕ଘࡏ͢Δ
w όοΫΤϯυΛมߋ͢Δ͜ͱͰରԠ͢ΔΞʔΩςΫνϟʹ͚ͯίϯύΠϧͰ͖Δ
ϑϩϯτΤϯυ
Y
--7.*3
3*4$7
"3.
Y
όοΫΤϯυ
3*4$7
όοΫΤϯυ
"3.
όοΫΤϯυ
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ಈ࡞ݪཧc(#"ͷΞʔΩςΫνϟ͚ʹίϯύΠϧ
w --7."3.WUʹ͚ʹग़ྗͰ͖ΔόοΫΤϯυΛ͍࣋ͬͯΔ
w (#""3.WUΞʔΩςΫνϟΛ࠾༻͍ͯ͠Δ
4XJGU
ϑϩϯτΤϯυ
Y
--7.*3
3*4$7
"3.WU
Y
όοΫΤϯυ
3*4$7
όοΫΤϯυ
"3.
όοΫΤϯυ
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ಈ࡞ݪཧc(#"ͷΞʔΩςΫνϟ͚ʹίϯύΠϧ
w --7."3.WUʹ͚ʹग़ྗͰ͖ΔόοΫΤϯυΛ͍࣋ͬͯΔ
w (#""3.WUΞʔΩςΫνϟΛ࠾༻͍ͯ͠Δ
4XJGU
ϑϩϯτΤϯυ
Y
--7.*3
3*4$7
"3.WU
Y
όοΫΤϯυ
3*4$7
όοΫΤϯυ
"3.
όοΫΤϯυ
--7.όοΫΤϯυͷΈʹΑͬͯ
4XJGUΛ(#"ͷΞʔΩςΫνϟʹ͚ʹ
ίϯύΠϧ͢Δࣄ͕Մೳ
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ಈ࡞ݪཧc(#"ͷ30.Λੜ
w (JU)VCʹެ։͞Ε͍ͯΔ--7.ϕʔεͷ(#"։ൃ༻ͷπʔϧνΣʔϯ
HCBMMWNEFWLJUΛ͏
w (#"Ͱಈ࡞͢Δ30.Λੜ͢Δͷʹඞཁͳ
ҎԼͷΑ͏ͳπʔϧ͕ఏڙ͞Ε͍ͯΔ
w ελʔτΞοϓίʔυ
w ϓϩάϥϜ࣮ߦ։࢝લͷॳظԽॲཧ
w ϦϯΧεΫϦϓτ
w ϦϯΫ࣌ͷγϯϘϧͷஔ
w HCB
fi
Y
w ϔομʔใͷमਖ਼ݕূɽϔομʔ͕ؒҧ͍ͬͯΔͱ࣮ػͰىಈͰ͖ͳ͍<>
<>IUUQTBLLFSBTBLVSBOFKQHCBEFW '"2WE
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ಈ࡞ݪཧc(#"ͷ30.Λੜ
w (JU)VCʹެ։͞Ε͍ͯΔ--7.ϕʔεͷ(#"։ൃ༻ͷπʔϧνΣʔϯ
HCBMMWNEFWLJUΛ͏
w (#"Ͱಈ࡞͢Δ30.Λੜ͢Δͷʹඞཁͳ
ҎԼͷΑ͏ͳπʔϧ͕ఏڙ͞Ε͍ͯΔ
w ελʔτΞοϓίʔυ
w ϓϩάϥϜ࣮ߦ։࢝લͷॳظԽॲཧ
w ϦϯΧεΫϦϓτ
w ϦϯΫ࣌ͷγϯϘϧͷஔ
w HCB
fi
Y
w ϔομʔใͷमਖ਼ݕূɽϔομʔ͕ؒҧ͍ͬͯΔͱ࣮ػͰىಈͰ͖ͳ͍<>
<>IUUQTBLLFSBTBLVSBOFKQHCBEFW '"2WE
"3.WU͚ʹίϯύΠϧ͢Δઃఆͱ
͜ΕΒͷ(#"ͷ30.Λਖ਼͘͠ੜ͢ΔͨΊͷ
ΛΈ߹ΘͤΔ
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ಈ࡞ݪཧc&NCFEEFE4XJGU
w ΈࠐΈ։ൃ͚ʹ࡞ΒΕͨ4XJGUͷαϒηοτ
w ΈࠐΈػث্Ͱ΄ͱΜͲͷඪ४ϥΠϒϥϦͷػೳΛѻ͑Δ
w ඪ४ϥΠϒϥϦʹ*OU"SSBZͷΑ͏ͳجຊతͳσʔλߏͱ
BCTͷΑ͏ͳάϩʔόϧؚ͕ؔ·ΕΔ
w BOZʢ&YJTUFOUJBMUZQFʣϦϑϨΫγϣϯ͑ͳ͍
w ௨ৗͷ4XJGUʹൺͯখ͍͞αΠζͷՌʹίϯύΠϧͰ͖Δ
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։ൃڥߏஙc։ൃπʔϧͷΠϯετʔϧ
w TXJGUͷUPPMDIBJO
w NBJOCSBODIͰ։ൃதͷTXJGUΛTXJGUPSH͔ΒΛೖखͰ͖Δ<>
w TXJGU%&7&-01.&/54/"14)05BΛ༻
w HCBMMWNEFWLJU
w (JU)VCͷ3FMFBTFT͔ΒೖखͰ͖Δ<>
w SFMFBTFWΛ༻
w ΤϛϡϨʔλ
w N(#"Λ༻<>
<>IUUQTXXXTXJGUPSHEPXOMPBE
<>IUUQTHJUIVCDPNTUVJKHCBMMWNEFWLJUSFMFBTFTUBHSFMFBTFW
<>IUUQTNHCBJP
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։ൃڥߏஙc(#"͚ʹίϯύΠϧ
w TXJGUDίϚϯυΛͬͯ(#"ͷΞʔΩςΫνϟΛࢦఆ͢Δ
w swiftc -o my_game.elf EntryPoint.swift
-target armv4t-none-none-eabi
w &NCFEEFE4XJGUΛ༗ޮ
w swiftc -o my_game.elf EntryPoint.swift
-wmo -enable-experimental-feature Embedded
-target armv4t-none-none-eabi
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։ൃڥߏஙc(#"͚ʹίϯύΠϧ
w HCBMMWNEFWLJUͷ3&"%.&ʹॻ͔ΕͨDMBOH͚ͷΦϓγϣϯ<>
w clang --config armv4t-gba.cfg -Wl,-T,gba_cart.ld program.c
-o program.elf
w ্هͷΦϓγϣϯΛTXJGUDʹՃ
w swiftc -o my_game.elf EntryPoint.swift -wmo -enable-experimental-
feature Embedded -target armv4t-none-none-eabi -parse-as-library
-Xcc -mthumb -Xcc -mfpu=none -Xcc -fno-exceptions -Xcc -fno-rtti
-Xcc -D_LIBCPP_AVAILABILITY_HAS_NO_VERBOSE_ABORT -Xcc -fshort-enums
-Xlinker -lcrt0-gba -Xclang-linker -T -Xclang-linker gba_cart.ld
-Xclang-linker --sysroot -Xclang-linker path/to/gba-llvm-devkit-1-
Darwin-arm64/lib/clang-runtimes/arm-none-eabi/armv4t
<>IUUQTHJUIVCDPNTUVJKHCBMMWNEFWLJUCMPCF
ff
EDGBBCBGEECDFGFCDED3&"%.&NE QMBJO-
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։ൃڥߏஙc(#"͚ʹίϯύΠϧ
w ແݶϧʔϓ͔͠ߦΘͳ͍ϑΝΠϧ&OUSZ1PJOUTXJGUΛ࡞
@main
struct EntryPoint {
static func main() {
while true {}
}
}
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ίϯύΠϧͯ͠ΈΔ
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։ൃڥߏஙcίϯύΠϧΤϥʔͷղܾ
w ϦϯΧHPME͕ݟ͔ͭΒͳ͍ͱ͍͏Τϥʔ͕ൃੜ
w ίϯύΠϧͷΦϓγϣϯʹϦϯΧͷࢦఆߦ͍ͬͯͳ͍͕
HPME͕બ͞Ε͍ͯͨ
w HPMEͰͳ͘MMEΛར༻͢ΔΑ͏ʹࢦఆͯ͠ΈΔ
w -fuse-ld=lld
FSSPSMJOLDPNNBOEGBJMFEXJUIFYJUDPEF VTFWUPTFFJOWPDBUJPO
DMBOHFSSPSJOWBMJEMJOLFSOBNFJOBSHVNFOUGVTFMEHPME
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։ൃڥߏஙcίϯύΠϧΤϥʔͷղܾ
w ҎԼͷΤϥʔͰϦϯΫʹࣦഊʢϦϯΫ·Ͱޭͨ͠ʣ
w @@BUPNJD@@γϯϘϧ͕͍͔ͭ͘ݟ͔ͭΒͳ͍
MEMMEFSSPSVOEF
fi
OFETZNCPM@@BUPNJD@MPBE@
SFGFSFODFECZNZ@HBNFP
WBSGPMEFSTLI[@TDEURZY@RSINHO55FNQPSBSZ%JSFDUPSZQRP1NZ@HBNFP TTTXJGU@SFUBJOPCKFDU#Q#Q@U'
SFGFSFODFECZNZ@HBNFP
WBSGPMEFSTLI[@TDEURZY@RSINHO55FNQPSBSZ%JSFDUPSZQRP1NZ@HBNFP TTTXJGU@SFMFBTFPCKFDUZ#Q@U'
SFGFSFODFECZNZ@HBNFP
WBSGPMEFSTLI[@TDEURZY@RSINHO55FNQPSBSZ%JSFDUPSZQRP1NZ@HBNFP TTTXJGU@SFUBJO@OPCKFDUO#Q#Q@T6*OU7U'
SFGFSFODFENPSFUJNFT
MEMMEFSSPSVOEF
fi
OFETZNCPM@@BUPNJD@GFUDI@BEE@
SFGFSFODFECZNZ@HBNFP
WBSGPMEFSTLI[@TDEURZY@RSINHO55FNQPSBSZ%JSFDUPSZQRP1NZ@HBNFP TTTXJGU@SFUBJOPCKFDU#Q#Q@U'
SFGFSFODFECZNZ@HBNFP
WBSGPMEFSTLI[@TDEURZY@RSINHO55FNQPSBSZ%JSFDUPSZQRP1NZ@HBNFP TTTXJGU@SFUBJO@OPCKFDUO#Q#Q@T6*OU7U'
ҎԼུ
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։ൃڥߏஙcίϯύΠϧΤϥʔͷղܾ
w ҎԼͷΤϥʔͰϦϯΫʹࣦഊʢϦϯΫ·Ͱޭͨ͠ʣ
w @@BUPNJD@@γϯϘϧ͕͍͔ͭ͘ݟ͔ͭΒͳ͍
w "UPNJDܥͷؔ༻͍ͯ͠ͳ͍ͷͰ࠷దԽͰফͯ͠ΈΔ<>
w -Xfrontend -internalize-at-link -lto=llvm-thin
<>IUUQTTQFBLFSEFDLDPNLBUFJOPJHBLVLVOVUJMJ[JOHMMWNMUPGPSTXJGU TMJEF
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։ൃڥߏஙcίϯύΠϧΤϥʔͷղܾ
w TUEPVUγϯϘϧ͕ݟ͔ͭΒͳ͍ͱΤϥʔʹͳ͍ͬͯͨ
w MJCDͷQVUDIBSD͔Βࢀর͞Ε͍ͯΔ
w ҰํͰ(#"্Ͱඪ४ग़ྗΘͳ͍ͷͰҎԼͷΑ͏ʹۭ࣮ΛՃ
w !@TJMHFO@OBNF<>ΛͬͯϚϯάϦϯάΛճආ͢Δ
@_silgen_name("stdout")
let stdout: UnsafeMutableRawPointer? = nil
<>IUUQTHJUIVCDPNTXJGUMBOHTXJGUCMPCNBJOEPDT3FGFSFODF(VJEFT6OEFSTDPSFE"UUSJCVUFTNE@TJMHFO@OBNFSBXDOBNF
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ίϯύΠϧޭʂ
ϲ݄͘Β͍͔͔ͬͨ
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։ൃڥߏஙc.BLFGJMFͱ1BDLBHFTXJGUͷՃ
w Ұ࿈ͷεΫϦϓτΛ.BLF
fi
MFʹ·ͱΊΔ
w ͋Δ4XJGUϑΝΠϧ͔ΒଞͷϑΝΠϧͷγϯϘϧ
Λίʔυิ͔Β
ࢀরͰ͖ΔΑ͏ʹ4XJGU1BDLBHFʹϑΝΠϧΛ
·ͱΊΔ
w 1BDLHFTXJGUʹॻ͘ίϯύΠϧͷઃఆ.BLF
fi
MFͱ
େମಉ͡Α͏ʹ͢Δ
$(NAME).gba: $(NAME).elf
$(BIN)/llvm-objcopy -O binary $^ $@
$(BIN)/gbafix $@
$(NAME).elf: $(SWIFT_FILES)
$(SC) -o $@ $(SWIFT_FILES) \
$(SWIFT_FLAGS) $(addprefix -Xcc , $(CFLAGS)) \
$(addprefix -Xlinker , $(LFLAGS)) \
$(addprefix -Xclang-linker , $(CLANG_LINKER_FLAGS))
run: $(NAME).gba
make
mGBA $<
.PHONY: all clean run
clean:
rm -f *.o *.elf *.gba *.bc
let package = Package(
name: "my_game",
platforms: [.macOS(.v14)],
products: [
.library(
name: "my_game",
targets: ["my_game"]
)
],
dependencies: [],
targets: [
.target(
name: "my_game",
dependencies: [],
publicHeadersPath: "include",
cSettings: [
.define("_LIBCPP_AVAILABILITY_HAS_NO_VERBOSE
_ABORT"),
.unsafeFlags(["-O3", "-mthumb", "-
mfpu=none", "-fno-exceptions", "-fno-rtti", "-fshort-
enums"])
༰Ұ෦ൈਮͨ͠ͷ
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αϯϓϧίʔυc֓ཁ
w (#"ʹ#JUNBQ.PEFͱ5JMF.PEFͱ͍͏ඳըํ๏͕͋Δ
w ͦΕͧͷඳըํ๏Λ༻͍ͨαϯϓϧίʔυΛհ͢Δ
w αϯϓϧɿ#JUNBQ.PEFΛར༻
w ࢢদ༷Λදࣔ͢Δ
w αϯϓϧɿ5JMF.PEFΛར༻
w ΩʔೖྗʹΑͬͯඳըͨ͠ΩϟϥΫλʔΛҠಈ͢Δ
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αϯϓϧc#JUNBQ.PEFͷ༷
w 7JEFP3".ʢҎ߱73".ʣͱ͍͏ϝϞϦྖҬʹ
CJUͷ৭ใΛॻ͖ࠐΉͱΞυϨεʹ
ରԠ͢Δը໘্ͷϐΫηϧʹ৭͕ඳը͞ΕΔ
w 73".ͷઌ಄ΞυϨεʢIʣ
ը໘ࠨ্ͷϐΫηϧʹ֘͢Δ
w ΞυϨεΛCJUͣͭਐΊΔ͝ͱʹ
ϐΫηϧͣͭඳըର͕ӈଆʹҠಈ͢Δ
w ઌ಄ΞυϨε͔ΒCJUQYʢԣ෯ʣ
ਐΊΔ͝ͱʹϐΫηϧԼଆʹҠಈ͢ΔʢંΓฦ͢ʣ
ԣ෯QY
ॎ
෯
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Y
I %&I
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αϯϓϧcॲཧͷྲྀΕ
w ࢢদ༷ͷࠇͱͷྖҬͷॎԣΛͦΕͧΕQYͱͯ͠ɼ
ը໘ͷࠨ্͔ΒӈԼʹ͚֤ͯྖҬຖʹ4DSFFO8SJUFSΛհͯ͠৭Λॻ͖ࠐΉ
let screenWriter = ScreenWriter()
let rectSize = Size(width: 10, height: 10)
for y in 0..<(Screen.height / rectSize.height) {
for x in 0..<(Screen.width / rectSize.width) {
let color: Color = (x + y) % 2 == 0 ? .black : .green
screenWriter.draw(
color,
at: .init(
x: x * rectSize.width,
y: y * rectSize.height),
size: rectSize
)
}
}
QY QY
QY
ࢢদ༷ͷࠇͱͷྖҬ
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αϯϓϧc73".ͷॻ͖ࠐΈํ
w 73".Λࢀর͢Δʹ6OTBGF.VUBCMF1PJOUFSΛ͏
w ࢦఆͨ͠ΞυϨεΛࢀর͢Δࣄ͕Մೳ
w *OJUʹ73".ͷΞυϨεΛࢦఆ
w JOJUJBMJ[FϝιουQPJOUFFΛͬͯ৭Λॻ͖ࠐΉ
let vram = UnsafeMutablePointer(bitPattern: 0x6000000)!
vram.initialize(repeating: color16, count: count)
vram.pointee = color16
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αϯϓϧc73".ʹॻ͖ࠐΉϝιου
w 4DSFFO8SJUFSͷESBXϝιουʹͯߦͣͭCJUͷ৭Λॻ͖ࠐΜͰ͍͘
func draw(_ color: Color, at origin: Position, size: Size) {
let color16 = color.to16Bit()
//தུ
for y in startY..
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αϯϓϧcඳըํ๏Λࢦఆ
w #JUNBQ.PEFͷଞʹ༷ʑͳඳըํ๏͕͋ΔͨΊɼͲͷ.PEFΛͬͯ
ඳը͢Δ͔Λ(#"ʹ͑Δඞཁ͕͋Δ
w .PEFʹΑͬͯ73".ʹॻ͖ࠐΜ͕ͩͲ͏ղऍ͞ΕΔ͔ҟͳΔͷͰॏཁ
w 73".ͱಉ͘͡1PJOUFSΛͬͯ
*03".ʹ#JUNBQ.PEFΛར༻͢Δ͜ͱΛࣔ͢Λॻ͖ࠐΉ
let displayControl = UnsafeMutablePointer(bitPattern: 0x4000000)!
et displayMode3: UInt32 = 0x3
let enableBackground2: UInt32 = 0x400
displayControl.pointee = displayMode3 | enableBackground2
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αϯϓϧc࣮ߦ݁Ռ
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αϯϓϧc5JMF.PEFͷ༷
w 5JMFͱ͍͏ཻʹׂͨ͠ը૾σʔλΛϝϞϦ্ʹஔ͠
ը໘ΛϨΠΞτ͢Δํ๏
w ͜ͷΑ͏ʹඳը͞ΕΔΦϒδΣΫτΛ4QSJUFͱݺͿ
w #JUNBQ.PEFͱҟͳΓҐஔͱ৭Λࢦఆ͠ͳ͘ͱ
ϋʔυΣΞ͕ޮΑ͘ϨϯμϦϯάͯ͘͠ΕΔ
ϝϞϦ্ʹଘࡏ͢Δը૾σʔλʢ5JMFʣ
(#"σΟεϓϨΠ
ܨ͕ͬͯͯX
4QSJUF
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αϯϓϧc5JMF.PEFͷ༷
w 4QSJUFཁૉʹ͚ͯϝϞϦʹॻ͖ࠐΉʹΑͬͯඳը͞ΕΔ
w 1BMFUUF3".ʢYʣ
w ༻͢Δ৭Λهड़
w 73".ʢYʣ
w #JUNBQ.PEFͱҟͳΓ۩ମతͳ3(#ͷ࣋ͨͳ͍
w 1BMFUUFͰఆٛ͞Εͨ৭Λ5JMF্ͷͲ͜ʹஔ͞ΕΔ͔Λهड़
w 0CKFDU"UUSJCVUF.FNPSZʢYʣ
w Ґஔେ͖͞ͷඳ͔ΕํΛهड़
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αϯϓϧc4QSJUFσʔλͷ࡞
w 4QSJUFόΠφϦͱͯ͠ιʔείʔυ্ʹఆٛ͢Δ
w HSJUίϚϯυΛ͏͜ͱʹΑͬͯը૾͔Β
όΠφϦͷఆ͕ٛ͞Εͨ$ϑΝΠϧΛੜͰ͖Δ
Y
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HSJUDIBSBDUFSQOH
H#.X.IGUD
DIBSBDUFSQOH
DIBSBDUFSD
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αϯϓϧc4QSJUFͷಡΈࠐΈ
w $Ͱੜ͞Εͨ5JMFΛ4XJGUͰఆٛͨ͠.FNUJMF<>ʢ73".ʣʹॻ͖ࠐΉ
w .FNUJMF<>d.FNUJMF<>ʹରԠ͢ΔΞυϨεഎܠ༻ͷ5JMFʹΘΕΔ
w $Ͱੜ͞Εͨ5JMFͷ৭ใΛهड़ͨ͠1BMFUUFΛ
.FNQBMʢ1BMFUUF3".ʣʹॻ͖ࠐΉ
withUnsafePointer(to: characterTiles) { characterTilesPointer in
characterTilesPointer.withMemoryRebound(to: CHARBLOCK.self, capacity: 1) { source in
Mem.tile[4] = source.pointee
}
}
withUnsafePointer(to: characterPal) { pointer in
pointer.withMemoryRebound(to: UInt16.self, capacity: 256) { uint16Pointer in
Mem.pal.update(from: uint16Pointer, count: 256)
}
}
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αϯϓϧcΩʔೖྗ
w UPODͷ"1*ʢޙड़ʣΛհͯ͠ΩʔೖྗΛϙʔϦϯάͯ͠
ਫฏͱਨํͷҠಈྔΛऔಘ͢Δ
w LFZ@QPMMΩʔೖྗΛϙʔϦϯά͢Δ
w LFZ@USJ@IPS[ʢWFSUʣेࣈΩʔͷਫฏʢਨʣํͷೖྗΛऔಘ͢Δ
key_poll()
character.move(
tx: 2 * key_tri_horz(),
ty: 2 * key_tri_vert()
)
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αϯϓϧcUPODͷར༻
w 5PODʢUPODʣ(#"։ൃʹؔ͢ΔςΩετ͓ΑͼϥΠϒϥϦ<>
w ࣮Λ؆୯ʹ͢ΔͨΊʹUPODΛར༻͢Δ
w UPODΛϦϯΫ͢Δ
w -Xlinker -ltonc
w UPODͷϔομʔϑΝΠϧͷॴΛ͑Δ
w -I$path/to/include
w 4XJGU͔Βར༻Ͱ͖ΔΑ͏ʹ#SJEHJOH)FBEFSΛॻ͘
w -import-objc-header Bridging-Header.h
<>IUUQTXXXDPSBOBDDPNUPODUFYU
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αϯϓϧc4QSJUFͷҠಈ
w طଘͷҐஔʹΩʔೖྗ͔ΒಘͨΛ͠߹Θͤͯ
0CKFDU"UUSJCVUFΛࣔ͢PCK#V
ff
FS<>Λߋ৽͢Δ
w 0CKFDU"UUSJCVUFΛ.FNPBNʢ0CKFDU"UUSJCVUF.FNPSZʣʹॻ͖ࠐΉ
func move(tx: Int32, ty: Int32) {
x += tx
y += ty
obj_set_pos(&objBuffer[0], x, y)
oam_copy(Mem.oam, objBuffer, 1)
}
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αϯϓϧc࣮ߦ݁Ռ
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αϯϓϧίʔυͷશจ(JU)VCʹ
👉IUUQTHJUIVCDPNLLPIFZTXJGUHCBTBNQMFT
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·ͱΊ
w (#"։ൃͷใ·ͩগͳ͘धڅόϥϯεͷ่յ͕ݒ೦͞ΕΔ
w ଞͷݴޠΘͣʹ4XJGUͷίʔυ͚ͩ(#"ͷιϑτ࡞ΕΔ
w (#"ͷ੍ޚ1PJOUFSΛͬͯϝϞϦΛಡΈॻ͖͢ΔࣄʹΑͬͯߦ͏
w ΤϛϡϨʔλ͚ͩͰͳ࣮͘ػͰͷಈ࡞֬ೝߦ͍͍ͨ