From d681c65480683b8c161a2ff2c5028f033ee83b76 Mon Sep 17 00:00:00 2001 From: lepelog <25211966+lepelog@users.noreply.github.com> Date: Thu, 10 Aug 2023 11:32:03 +0200 Subject: UnkFlagStuff cleanup --- src/toBeSorted/unk_flag_stuff.cpp | 63 ++++++++++++++++++++++++++++++ src/unk_flag_stuff.cpp | 82 --------------------------------------- 2 files changed, 63 insertions(+), 82 deletions(-) create mode 100644 src/toBeSorted/unk_flag_stuff.cpp delete mode 100644 src/unk_flag_stuff.cpp (limited to 'src') diff --git a/src/toBeSorted/unk_flag_stuff.cpp b/src/toBeSorted/unk_flag_stuff.cpp new file mode 100644 index 00000000..e755a7a5 --- /dev/null +++ b/src/toBeSorted/unk_flag_stuff.cpp @@ -0,0 +1,63 @@ +#pragma once + +#include + +u16 UnkFlagStuff::calculateMask(s32 shift) { + return (2 << (shift & 0xF)) - 1; +} + +void UnkFlagStuff::doNothing(u32 unused) {} + +UnkFlagStuff::UnkFlagStuff(u16 count, UnkFlagDefinition* definitions) { + this->mDefinitionsCount = count; + this->mpDefinitions = definitions; +} + +void UnkFlagStuff::prepareIndexShiftMask(u16 counterIdx, u32 unused, u16* indexPtr, u8* shiftPtr, u16* maskPtr) { + doNothing(counterIdx); + *indexPtr = mpDefinitions[counterIdx].mIndex; + *shiftPtr = mpDefinitions[counterIdx].mShiftMask >> 4; + *maskPtr = calculateMask(mpDefinitions[counterIdx].mShiftMask); +} + +u16 UnkFlagStuff::maskForIdx(u16 index) { + doNothing(index); + + return calculateMask(mpDefinitions[index].mShiftMask); +} + +u32 UnkFlagStuff::getCounterOrFlag(u16 counterIdx, u16* dataPtr, u32 param4) { + u16 index = 0; + u8 shift = 0; + u16 mask = 0; + prepareIndexShiftMask(counterIdx, param4, &index, &shift, &mask); + return mask & (dataPtr[index] >> shift); +} + +void UnkFlagStuff::setCounterOrFlag(u16 counterIdx, u16* dataPtr, u32 flagCount, u32 value) { + u16 index = 0; + u8 shift = 0; + u16 mask = 0; + prepareIndexShiftMask(counterIdx, flagCount, &index, &shift, &mask); + dataPtr[index] &= ~(mask << shift); + dataPtr[index] = (u16)(value << shift) | dataPtr[index]; +} + +inline bool isLessThan(int a, int b) { + return a <= b; +} + +u32 UnkFlagStuff::checkFlagValid(u16 counterIdx, u32 flagCount) { + if (mpDefinitions == nullptr) { + return 0; + } + if (mDefinitionsCount <= counterIdx || mpDefinitions[counterIdx].mIndex == 0xFF) { + return 0; + } else { + if (isLessThan(flagCount, mpDefinitions[counterIdx].mIndex)) { + return 0; + } else { + return 1; + } + } +} diff --git a/src/unk_flag_stuff.cpp b/src/unk_flag_stuff.cpp deleted file mode 100644 index b68696dd..00000000 --- a/src/unk_flag_stuff.cpp +++ /dev/null @@ -1,82 +0,0 @@ -#pragma once - -#include - -struct UnkFlagDefinition { - u8 index; - u8 shiftMask; -}; - -class UnkFlagStuff { -u16 definitionsCount; -UnkFlagDefinition* definitions; -public: - u16 calculateMask(s32 shift); - void doNothing(u32 unused); - UnkFlagStuff(u16 count, UnkFlagDefinition* definitions); - void prepareIndexShiftMask(u16 counterIdx, u32 unused, u16* indexPtr, u8* shiftPtr, u16* maskPtr); - u16 maskForIdx(u16 index); - u32 getCounterOrFlag(u16 counterIdx, u16* dataPtr, u32 param4); - void setCounterOrFlag(u16 counterIdx, u16* dataPtr, u32 flagCount, u32 value); - u32 unk(u16 param1, u32 param2); -}; - -u16 UnkFlagStuff::calculateMask(s32 shift) { - return (2 << (shift & 0xF)) - 1; -} - -void UnkFlagStuff::doNothing(u32 unused) {} - -UnkFlagStuff::UnkFlagStuff(u16 count, UnkFlagDefinition* definitions) { - this->definitionsCount = count; - this->definitions = definitions; -} - -void UnkFlagStuff::prepareIndexShiftMask(u16 counterIdx, u32 unused, u16* indexPtr, u8* shiftPtr, u16* maskPtr) { - doNothing(counterIdx); - *indexPtr = definitions[counterIdx].index; - *shiftPtr = definitions[counterIdx].shiftMask >> 4; - *maskPtr = calculateMask(definitions[counterIdx].shiftMask); -} - -u16 UnkFlagStuff::maskForIdx(u16 index) { - doNothing(index); - - return calculateMask(definitions[index].shiftMask); -} - -u32 UnkFlagStuff::getCounterOrFlag(u16 counterIdx, u16* dataPtr, u32 param4) { - u16 index = 0; - u8 shift = 0; - u16 mask = 0; - prepareIndexShiftMask(counterIdx, param4, &index, &shift, &mask); - return mask & (dataPtr[index] >> shift); -} - -void UnkFlagStuff::setCounterOrFlag(u16 counterIdx, u16* dataPtr, u32 flagCount, u32 value) { - u16 index = 0; - u8 shift = 0; - u16 mask = 0; - prepareIndexShiftMask(counterIdx, flagCount, &index, &shift, &mask); - dataPtr[index] &= ~(mask << shift); - dataPtr[index] = (u16)(value << shift) | dataPtr[index]; -} - -inline bool check(int a, int b) { - return a <= b; -} - -u32 UnkFlagStuff::unk(u16 param1, u32 param2) { - if (definitions == nullptr) { - return 0; - } - if (definitionsCount <= param1 || definitions[param1].index == 0xFF) { - return 0; - } else { - if (!check(param2, definitions[param1].index)) { - return 1; - } else { - return 0; - } - } -} -- cgit v1.2.3