d_snd_bgm_harp_data OK

1 files changed, 165 insertions, 0 deletions

diff --git a/src/d/snd/d_snd_bgm_harp_data.cpp b/src/d/snd/d_snd_bgm_harp_data.cpp
new file mode 100644
index 00000000..1479eee5
--- /dev/null
+++ b/src/d/snd/d_snd_bgm_harp_data.cpp
@@ -0,0 +1,165 @@
+#include "d/snd/d_snd_bgm_harp_data.h"
+
+#include "common.h"
+#include "nw4r/snd/snd_SeqSoundHandle.h"
+
+dSndBgmDataHarpVarSetBase_c::dSndBgmDataHarpVarSetBase_c(s32 count) {
+    mPosition = -1;
+    mMax = count;
+    mCount = 0;
+    mpVars = new dSndBgmDataHarpVar_c[count];
+    resetVars();
+}
+
+dSndBgmDataHarpVarSetBase_c::~dSndBgmDataHarpVarSetBase_c() {
+    delete[] mpVars;
+}
+
+void dSndBgmDataHarpVarSetBase_c::resetVars() {
+    mCount = 0;
+    mPosition = -1;
+    for (int i = 0; i < mMax; i++) {
+        mpVars[i].reset();
+    }
+}
+
+void dSndBgmDataHarpVarSetBase_c::addVar(u8 value) {
+    if (mCount < mMax) {
+        mpVars[mCount].field_0x01 = value;
+        mCount++;
+    }
+}
+
+dSndBgmHarpDataBase_c::dSndBgmHarpDataBase_c() : mMax(0), mCount(0), field_0x08(0) {}
+
+void dSndBgmHarpDataBase_c::resetVars() {
+    mCount = 0;
+    field_0x08 = 0;
+    for (int i = 0; i < mMax; i++) {
+        mpVarSets[i].resetVars();
+    }
+}
+
+s32 dSndBgmHarpDataBase_c::getIdxForPosition(s32 position) {
+    if (position < 0) {
+        return 0;
+    }
+    if (mpVarSets[0].getPosition() > position) {
+        return 0;
+    }
+
+    for (int i = mCount - 1; i > 0; i--) {
+        if (mpVarSets[i].getPosition() <= position) {
+            return i;
+        }
+    }
+
+    return 0;
+}
+
+void dSndBgmHarpDataBase_c::addVar(s32 position, s32 value, s32 unk) {
+    if (position < 0) {
+        return;
+    }
+
+    if (value <= 0) {
+        return;
+    }
+
+    if (field_0x08 > 0) {
+        return;
+    }
+
+    if (mCount > mMax) {
+        return;
+    }
+
+    // Look at the set that might not be full yet
+    dSndBgmDataHarpVarSetBase_c *set = getVarSet(mCount);
+    if (set->getPosition() >= 0 && set->getPosition() < position) {
+        // If it's not full but it doesn't match the position,
+        // advance either way
+        set++;
+        mCount++;
+    }
+
+    // Set position for new set
+    if (set->getPosition() < 0) {
+        // Make sure set positions are strictly monotonically increasing (1),
+        // do not record e.g. a fifth value for the same set
+        if (mCount > 0 && set[-1].getPosition() >= position) {
+            return;
+        }
+        set->setPosition(position);
+    }
+
+    dSndBgmDataHarpVar_c *var = set->getUnusedVar();
+    if (var != nullptr) {
+        if (unk == 0x7F) {
+            var->onFlag();
+        }
+        set->addVar(value);
+
+        if (set->getCount() >= set->getMax()) {
+            // If the set is full, continue with the next set.
+            // Condition (1) above will make sure that the next
+            // set gets a strictly higher position, so there are
+            // no sets with the same position.
+            mCount++;
+        }
+    }
+}
+
+void dSndBgmHarpDataBase_c::setField_0x08(s32 value) {
+    if (value < 0) {
+        value = 0;
+    }
+    field_0x08 = value;
+}
+
+dSndBgmDataHarpVarSetBase_c *dSndBgmHarpDataBase_c::getUsableVarSet(s32 idx) {
+    if (idx < 0) {
+        return nullptr;
+    }
+
+    if (idx >= mCount) {
+        return nullptr;
+    }
+
+    return &mpVarSets[idx];
+}
+
+dSndBgmDataHarpVarSetBase_c *dSndBgmHarpDataBase_c::getVarSet(s32 idx) {
+    if (idx < 0) {
+        return nullptr;
+    }
+
+    if (idx >= mMax) {
+        return nullptr;
+    }
+
+    return &mpVarSets[idx];
+}
+
+dSndBgmHarpData_c::dSndBgmHarpData_c() {
+    mpVarSets = new dSndBgmDataHarpVarSet_c[NUM_SETS];
+    mMax = NUM_SETS;
+    resetVars();
+}
+
+dSndBgmHarpData_c::~dSndBgmHarpData_c() {
+    delete[] mpVarSets;
+}
+
+void dSndBgmHarpData_c::writeSeqVars(s32 idx) {
+    if (idx < 0) {
+        return;
+    }
+    if (idx >= mCount) {
+        return;
+    }
+
+    for (int i = 0; i < mpVarSets[idx].getCount(); i++) {
+        nw4r::snd::SeqSoundHandle::WriteGlobalVariable(10 + i, mpVarSets[idx].getVar(i)->field_0x01);
+    }
+}