mirror of
https://github.com/TwilitRealm/dusklight
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PJB3005
76 lines
1.7 KiB
C++
76 lines
1.7 KiB
C++
#ifndef JASSEQREADER_H
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#define JASSEQREADER_H
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#include <types.h>
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#define JAS_SEQ_STACK_SIZE 8
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/**
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* @ingroup jsystem-jaudio
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*
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*/
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class JASSeqReader {
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public:
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JASSeqReader() { init(); }
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void init();
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void init(void*);
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bool call(u32);
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bool loopStart(u32);
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bool loopEnd();
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bool ret();
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int readMidiValue();
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void jump(u32 param_1) {
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mCurPos = mBase + param_1;
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}
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void jump(void* param_1) {
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mCurPos = (u8*)param_1;
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}
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u32 get24(u32 param_0) const {
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return (*(BE(u32)*)(mBase + param_0 - 1)) & 0xffffff;
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}
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u32* getBase() { return (u32*)mBase; }
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void* getAddr(u32 param_0) { return mBase + param_0; }
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u8 getByte(u32 param_0) const { return *(mBase + param_0); }
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u16 get16(u32 param_0) const { return *(BE(u16)*)(mBase + param_0); }
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u32 get32(u32 param_0) const { return *(BE(u32)*)(mBase + param_0); }
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u8* getCur() { return mCurPos; }
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u32 readByte() { return *mCurPos++; }
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u32 read16() {
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#ifdef __MWERKS__
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return *((u16*)mCurPos)++;
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#else
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BE(u16)* value = (BE(u16)*)mCurPos;
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mCurPos += 2;
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return *value;
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#endif
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}
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u32 read24() {
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mCurPos--;
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#ifdef __MWERKS__
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return (*((u32*)mCurPos)++) & 0x00ffffff;
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#else
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BE(u32)* value = (BE(u32)*)mCurPos;
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mCurPos += 4;
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return (*value) & 0x00ffffff;
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#endif
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}
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u16 getLoopCount() const {
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if (mCurStackDepth == 0) {
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return 0;
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}
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return mLoopCount[mCurStackDepth - 1];
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}
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/* 0x00 */ u8* mBase;
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/* 0x04 */ u8* mCurPos;
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/* 0x08 */ u32 mCurStackDepth;
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/* 0x0C */ u16* mReturnAddr[JAS_SEQ_STACK_SIZE];
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/* 0x2C */ u16 mLoopCount[JAS_SEQ_STACK_SIZE];
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};
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#endif /* JASSEQREADER_H */
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