oot/src/code/code_800F9280.c

#include "ultra64.h"
#include "global.h"
#include "ultra64/abi.h"
extern unk_D_8016E750 D_8016E750[4];
extern u8 D_8016E348[4];
extern u32 sAudioSeqCmds[0x100];
extern u8 sSeqCmdRdPos;
extern u8 sSeqCmdWrPos;
extern u8 D_80133408;

void Audio_ProcessSeqCmd(u32 cmd);

#ifdef NON_MATCHING
void func_800F9280(u8 seqIdx, u8 seqId, u8 arg2, u16 fadeTimer) {
    u8 temp_s0;
    u8 i;

    temp_s0 = seqIdx;
    if (D_80133408 == 0 || temp_s0 == 2) {
        arg2 &= 0x7F;
        if (arg2 == 0x7F) {
            Audio_QueueCmdS32(0x85000000 | ((u8)seqIdx << 16) | (seqId << 8),
                              ((fadeTimer >> 3) * 0x3C * gAudioContext.audioBufferParameters.updatesPerFrame) & 0xFFFF);
        } else {
            Audio_QueueCmdS32(0x82000000 | ((u8)seqIdx << 16) | (seqId << 8),
                              (fadeTimer * (u16)gAudioContext.audioBufferParameters.updatesPerFrame) / 4);
        }

        D_8016E750[temp_s0].unk_256 = D_8016E750[temp_s0].unk_254 = (arg2 << 8) | seqId;

        if (D_8016E750[temp_s0].volCur != 1.0f) {
            Audio_QueueCmdF32(0x41000000 | ((u8)seqIdx << 16), D_8016E750[temp_s0].volCur);
        }

        D_8016E750[temp_s0].unk_28 = 0;
        D_8016E750[temp_s0].unk_18 = 0;
        D_8016E750[temp_s0].unk_14 = 0;

        for (i = 0; i < 0x10; i++) {
            D_8016E750[temp_s0].unk_50[i].unk_00 = 1.0f;
            D_8016E750[temp_s0].unk_50[i].unk_0C = 0;
            D_8016E750[temp_s0].unk_50[i].unk_10 = 1.0f;
            D_8016E750[temp_s0].unk_50[i].unk_1C = 0;
        }

        D_8016E750[temp_s0].unk_250 = 0;
        D_8016E750[temp_s0].unk_252 = 0;
    }
}
#else
#pragma GLOBAL_ASM("asm/non_matchings/code/code_800F9280/func_800F9280.s")
#endif

void func_800F9474(u8 arg0, u16 arg1) {
    Audio_QueueCmdS32(0x83000000 | ((u8)arg0 << 16),
                      (arg1 * (u16)gAudioContext.audioBufferParameters.updatesPerFrame) / 4);
    D_8016E750[arg0].unk_254 = 0xFFFF;
}

typedef enum {
    SEQ_START,
    CMD1,
    CMD2,
    CMD3,
    SEQ_VOL_UPD,
    CMD5,
    CMD6,
    CMD7,
    CMD8,
    CMD9,
    CMDA,
    CMDB,
    CMDC,
    CMDD,
    CMDE,
    CMDF
} SeqCmdType;

extern u32 D_8013340C;
#pragma GLOBAL_ASM("asm/non_matchings/code/code_800F9280/Audio_ProcessSeqCmd.s")

void Audio_QueueSeqCmd(u32 cmd) {
    sAudioSeqCmds[sSeqCmdWrPos++] = cmd;
}

void Audio_ProcessSeqCmds(void) {
    while (sSeqCmdWrPos != sSeqCmdRdPos) {
        Audio_ProcessSeqCmd(sAudioSeqCmds[sSeqCmdRdPos++]);
    }
}

u16 func_800FA0B4(u8 playerIdx) {
    if (!gAudioContext.seqPlayers[playerIdx].enabled) {
        return 0xFFFF;
    }
    return D_8016E750[playerIdx].unk_254;
}

s32 func_800FA11C(u32 arg0, u32 arg1) {
    u8 i;

    for (i = sSeqCmdRdPos; i != sSeqCmdWrPos; i++) {
        if (arg0 == (sAudioSeqCmds[i] & arg1)) {
            return false;
        }
    }

    return true;
}

void func_800FA174(u8 arg0) {
    D_8016E348[arg0] = 0;
}

void func_800FA18C(u8 arg0, u8 arg1) {
    u8 i;

    for (i = 0; i < D_8016E750[arg0].unk_4D; i++) {
        u8 unkb = (D_8016E750[arg0].unk_2C[i] & 0xF00000) >> 0x14;

        if (unkb == arg1) {
            D_8016E750[arg0].unk_2C[i] = 0xFF000000;
        }
    }
}
#define Audio_SetVolScaleNow(seqIdx, volFadeTimer, volScale) \
    Audio_ProcessSeqCmd(0x40000000 | ((u8)seqIdx << 0x18) | ((u8)volFadeTimer << 0x10) | ((u8)(volScale * 127.0f)));

void Audio_SetVolScale(u8 seqIdx, u8 scaleIdx, u8 targetVol, u8 volFadeTimer) {
    f32 volScale;
    u8 i;

    D_8016E750[seqIdx].volScales[scaleIdx] = targetVol & 0x7F;

    if (volFadeTimer != 0) {
        D_8016E750[seqIdx].fadeVolUpdate = 1;
        D_8016E750[seqIdx].volFadeTimer = volFadeTimer;
    } else {
        for (i = 0, volScale = 1.0f; i < 4; i++) {
            volScale *= D_8016E750[seqIdx].volScales[i] / 127.0f;
        }

        Audio_SetVolScaleNow(seqIdx, volFadeTimer, volScale);
    }
}

#ifdef NON_MATCHING
void func_800FA3DC(void) {
    u32 sp70;
    f32 temp_f0;
    f32 temp_f0_2;
    f32 temp_f16;
    f32 temp_f2;
    f32 temp_f6;
    f32 temp_f8;
    s32 temp_a0_2;
    s32 temp_a2;
    s32 temp_a3;
    u16 temp_lo;
    s32 temp_s0;
    s32 temp_s0_2;
    u8 temp_s1;
    s32 temp_s3;
    s32 temp_s3_2;
    s32 temp_s5;
    s32 temp_v0_10;
    u8 temp_v0_4;
    s32 temp_v1;
    u16 temp_t4;
    u16 temp_t5;
    u16 temp_t5_2;
    u16 temp_t8;
    u16 temp_v0_2;
    u16 temp_v0_5;
    u16 temp_v0_6;
    u16 temp_v1_2;
    u16 temp_v1_3;
    u8 temp_a0;
    u32 temp_v0;
    u8 temp_a3_3;
    u8 temp_s0_3;
    u8 temp_t3;
    u8 temp_v0_9;
    u8 temp_v1_4;
    unk_D_8016E750* temp_s0_4;
    unk_D_8016E750* temp_s0_5;
    unk_D_8016E750* temp_s2;
    void* temp_v0_7;
    void* temp_v0_8;
    s32 phi_s3;
    f32 phi_f0;
    f32 phi_f6;
    u16 phi_a2;
    s32 phi_a2_2;
    f32 phi_f0_2;
    u8 phi_t0;
    f32 phi_f8;
    s32 phi_s0;
    s32 phi_s0_2;
    s32 phi_s3_2;
    s32 phi_v1;
    f32 phi_f16;
    u8 i;
    u8 j;
    u8 k;

    for (i = 0; i < 4; i++) {
        temp_s2 = &D_8016E750[i];
        if (temp_s2->unk_260 != 0) {
            switch (func_800E5E20(&sp70)) {
                case 1:
                case 2:
                case 3:
                case 4:
                    temp_s2->unk_260 = 0;
                    Audio_ProcessSeqCmd(temp_s2->unk_25C);
                    break;
            }
        }

        if (temp_s2->fadeVolUpdate) {
            for (j = 0, phi_f0 = 1.0f; j < 4; j++) {
                phi_f0 *= (D_8016E750[i].volScales[j] / 127.0f);
            }

            Audio_SeqCmd4(i, temp_s2->volFadeTimer, phi_f0 * 127.0f);
            temp_s2->fadeVolUpdate = 0;
        }

        if (temp_s2->unk_0C != 0) {
            temp_s2->unk_0C--;

            if (temp_s2->unk_0C != 0) {
                temp_s2->volCur = temp_s2->volCur - temp_s2->unk_08;
            } else {
                temp_s2->volCur = temp_s2->volTarget;
            }

            Audio_QueueCmdF32(0x41000000 | _SHIFTL(i, 16, 8), temp_s2->volCur);
        }

        if (temp_s2->unk_14 != 0) {
            phi_a2 = temp_s2->unk_14 & 0xFFF;
            phi_t0 = (temp_s2->unk_14 & 0xFF0000) >> 0xF;
            if (phi_t0 == 0) {
                phi_t0++;
            }

            if (gAudioContext.seqPlayers[i].enabled) {
                temp_v0_4 = (temp_s2->unk_14 & 0xF000) >> 0xC;
                temp_lo = gAudioContext.seqPlayers[i].tempo / 0x30;
                switch (temp_v0_4) {
                    case 1:
                        phi_a2 += temp_lo;
                        break;
                    case 2:
                        phi_a2 = temp_a2;
                        if (temp_v1 < temp_lo) {
                            phi_a2 = temp_lo - temp_v1;
                        }
                        break;
                    case 3:
                        phi_a2 = temp_lo * (phi_a2 / 100.0f);
                        break;
                    case 4:
                        temp_v0_5 = temp_s2->unk_18;
                        phi_a2 = temp_lo;
                        if (temp_v0_5 != 0) {
                            phi_a2 = temp_v0_5 & 0xFFFF;
                        }
                        break;
                }

                if (phi_a2 >= 0x12D) {
                    phi_a2 = 0x12C;
                }

                if (temp_s2->unk_18 == 0) {
                    temp_s2->unk_18 = temp_lo;
                }

                temp_s2->unk_20 = phi_a2;
                temp_s2->unk_1C = temp_lo;
                temp_s2->unk_28 = phi_t0;
                temp_s2->unk_14 = 0;
                temp_s2->unk_24 = (temp_s2->unk_1C - temp_s2->unk_20) / temp_s2->unk_28;
            }
        }

        if (temp_s2->unk_28 != 0) {
            temp_s2->unk_28--;
            if (temp_s2->unk_28 != 0) {
                temp_s2->unk_1C = temp_s2->unk_1C - temp_s2->unk_24;
            } else {
                temp_s2->unk_1C = temp_s2->unk_20;
            }
            Audio_QueueCmdS32(0x47000000 | _SHIFTL(i, 16, 8), temp_s2->unk_1C);
        }

        if (temp_s2->unk_252 != 0) {
            for (k = 0; k < 0x10; k++) {
                if (D_8016E750[i].unk_50[k].unk_0C != 0) {
                    D_8016E750[i].unk_50[k].unk_0C--;
                    if (D_8016E750[i].unk_50[k].unk_0C != 0) {
                        D_8016E750[i].unk_50[k].unk_00 -= D_8016E750[i].unk_50[k].unk_08;
                    } else {
                        D_8016E750[i].unk_50[k].unk_00 = D_8016E750[i].unk_50[k].unk_04;
                        temp_s2->unk_252 ^= (1 << k);
                    }
                    Audio_QueueCmdF32(0x01000000 | _SHIFTL(i, 16, 8) | (k, 8, 8), D_8016E750[i].unk_50[k].unk_00);
                }
            }
        }
        if (temp_s2->unk_250 != 0) {
            for (k = 0; k < 0x10; k++) {
                if (D_8016E750[i].unk_50[k].unk_1C != 0) {
                    D_8016E750[i].unk_50[k].unk_1C--;
                    if (D_8016E750[i].unk_50[k].unk_1C != 0) {
                        D_8016E750[i].unk_50[k].unk_10 -= D_8016E750[i].unk_50[k].unk_18;
                    } else {
                        D_8016E750[i].unk_50[k].unk_10 = D_8016E750[i].unk_50[k].unk_14;
                        temp_s2->unk_250 ^= (1 << k);
                    }
                    Audio_QueueCmdF32(0x04000000 | _SHIFTL(i, 16, 8) | _SHIFTL(k, 8, 8),
                                      D_8016E750[i].unk_50[k].unk_10);
                }
            }
        }

        if (temp_s2->unk_4D != 0) {
            if (func_800FA11C(0xF0000000, 0xF0000000) == 0) {
                temp_s2->unk_4D = 0;
                return;
            }

            if (temp_s2->unk_4C != 0) {
                temp_s2->unk_4C--;
            } else if (!gAudioContext.seqPlayers[i].enabled) {
                for (j = 0; j < temp_s2->unk_4D; j++) {
                    // temp_a0 = (temp_v0_10 & 0x00F00000) >> 20;
                    // temp_s1 = (temp_v0_10 & 0x000F0000) >> 16;
                    // temp_s0_3 = (temp_v0_10 & 0xFF00) >> 8;
                    // temp_a3_3 = (temp_v0_10 & 0xFF) >> 0;
                    temp_v0_10 = D_8016E750[i].unk_2C[j];
                    temp_a0 = Unk2C_B8(temp_v0_10);
                    temp_s1 = Unk2C_B12(temp_v0_10);
                    temp_s0_3 = Unk2C_B16(temp_v0_10);
                    temp_a3_3 = Unk2C_B24(temp_v0_10);
                    switch (temp_a0) {
                        case 0:
                            Audio_SetVolScale(temp_s1, 1, 0x7F, temp_a3_3);
                            break;
                        case 7:
                            if (temp_a3_3 == D_8016E348[i]) {
                                Audio_SetVolScale(temp_s1, 1, 0x7F, temp_s0_3);
                            }
                            break;
                        case 1:
                            Audio_SeqCmd3(i, temp_s2->unk_254);
                            break;
                        case 2:
                            Audio_StartSeq(temp_s1, 0, D_8016E750[temp_s1].unk_254);
                            D_8016E750[temp_s1].fadeVolUpdate = 1;
                            D_8016E750[temp_s1].volScales[1] = 0x7F;
                            break;
                        case 3:
                            Audio_SeqCmdB30(temp_s1, temp_s0_3, temp_a3_3);
                            break;
                        case 4:
                            Audio_SeqCmdB40(temp_s1, temp_a3_3, 0);
                            break;
                        case 5:
                            Audio_StartSeq(temp_s1, D_8016E750[temp_s1].unk_4E, temp_v0_10);
                            Audio_SetVolScale(temp_s1, 1, 0x7F, 0);
                            D_8016E750[temp_s1].unk_4E = 0;
                            break;
                        case 6:
                            temp_s2->unk_4E = temp_s0_3;
                            break;
                        case 8:
                            Audio_SetVolScale(temp_s1, temp_s0_3, 0x7F, temp_a3_3);
                            break;
                        case 14:
                            if (temp_a3_3 & 1) {
                                Audio_QueueCmdS32(0xE3000000, 0);
                            }
                            if (temp_a3_3 & 2) {
                                Audio_QueueCmdS32(0xE3000000U, 1);
                            }
                            if (temp_a3_3 & 4) {
                                Audio_QueueCmdS32(0xE3000000U, 2);
                            }
                            break;
                        case 9:
                            Audio_SeqCmdA(temp_s1, temp_v0_10);
                            break;
                        case 10:
                            Audio_SeqCmd5(temp_s1, temp_s0_3, (temp_a3_3 * 0xA));
                            break;
                    }
                }

                temp_s2->unk_4D = 0;
            }
        }
    }
}
#else
void func_800FA3DC(void);
#pragma GLOBAL_ASM("asm/non_matchings/code/code_800F9280/func_800FA3DC.s")
#endif

extern u8 D_80133418;
extern u8 D_801333CC;
#define CMD46(a) (_SHIFTL(0x46, 24, 8) | _SHIFTL(a, 16, 8))
u8 func_800FAD34(void) {
    if (D_80133418 != 0) {
        if (D_80133418 == 1) {
            if (func_800E5EDC() == 1) {
                D_80133418 = 0;
                Audio_QueueCmdS8(CMD46(2), D_801333CC);
                func_800F7170();
            }
        } else if (D_80133418 == 2) {
            while (func_800E5EDC() != 1) {}
            D_80133418 = 0;
            Audio_QueueCmdS8(CMD46(2), D_801333CC);
            func_800F7170();
        }
    }

    return D_80133418;
}

void func_800FADF8(void) {
    u8 i, j;

    for (i = 0; i < 4; i++) {
        D_8016E348[i] = 0;
        D_8016E750[i].unk_254 = 0xFFFF;
        D_8016E750[i].unk_256 = 0xFFFF;
        D_8016E750[i].unk_28 = 0;
        D_8016E750[i].unk_18 = 0;
        D_8016E750[i].unk_14 = 0;
        D_8016E750[i].unk_258 = 0;
        D_8016E750[i].unk_4D = 0;
        D_8016E750[i].unk_4E = 0;
        D_8016E750[i].unk_250 = 0;
        D_8016E750[i].unk_252 = 0;
        for (j = 0; j < 4; j++) {
            D_8016E750[i].volScales[j] = 0x7F;
        }
        D_8016E750[i].volFadeTimer = 1;
        D_8016E750[i].fadeVolUpdate = 1;
    }
}

void func_800FAEB4(void) {
    u8 i, j;

    for (i = 0; i < 4; i++) {
        D_8016E750[i].volCur = 1.0f;
        D_8016E750[i].unk_0C = 0;
        D_8016E750[i].fadeVolUpdate = 0;
        for (j = 0; j < 4; j++) {
            D_8016E750[i].volScales[j] = 0x7F;
        }
    }
    func_800FADF8();
}