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jutfader doc

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This commit is contained in:
Jasper St. Pierre
2026-04-19 12:48:50 -07:00
parent a4ff97564c
commit 53c005c4f1
5 changed files with 62 additions and 60 deletions
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libs/JSystem/src/JUtility/JUTFader.cpp
+44 -44
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@@ -10,51 +10,51 @@
JUTFader::JUTFader(int x, int y, int width, int height, JUtility::TColor pColor)
: mColor(pColor), mBox(x, y, x + width, y + height) {
mStatus = 0;
field_0x8 = 0;
field_0xa = 0;
field_0x24 = 0;
mEStatus = UNKSTATUS_M1;
mStatus = None;
mDuration = 0;
mTimer = 0;
mNextStatus = 0;
mStatusTimer = -1;
}
void JUTFader::advance() {
if (0 <= mEStatus && mEStatus-- == 0) {
mStatus = field_0x24;
if (0 <= mStatusTimer && mStatusTimer-- == 0) {
mStatus = mNextStatus;
}
if (mStatus == 1) {
if (mStatus == Wait) {
return;
}
switch (mStatus) {
case 0:
case None:
mColor.a = 0xFF;
break;
case 2:
case FadeIn:
#if AVOID_UB
if (field_0x8 == 0) {
mStatus = 1;
if (mDuration == 0) {
mStatus = Wait;
break;
}
#endif
mColor.a = 0xFF - ((++field_0xa * 0xFF) / field_0x8);
mColor.a = 0xFF - ((++mTimer * 0xFF) / mDuration);
if (field_0xa >= field_0x8) {
mStatus = 1;
if (mTimer >= mDuration) {
mStatus = Wait;
}
break;
case 3:
case FadeOut:
#if AVOID_UB
if (field_0x8 == 0) {
mStatus = 0;
if (mDuration == 0) {
mStatus = None;
break;
}
#endif
mColor.a = ((++field_0xa * 0xFF) / field_0x8);
mColor.a = ((++mTimer * 0xFF) / mDuration);
if (field_0xa >= field_0x8) {
mStatus = 0;
if (mTimer >= mDuration) {
mStatus = None;
}
break;
@@ -77,53 +77,53 @@ void JUTFader::draw() {
}
}
bool JUTFader::startFadeIn(int param_0) {
bool JUTFader::startFadeIn(int duration) {
bool statusCheck = mStatus == 0;
if (statusCheck) {
mStatus = 2;
field_0xa = 0;
field_0x8 = param_0;
mStatus = FadeIn;
mTimer = 0;
mDuration = duration;
}
return statusCheck;
}
bool JUTFader::startFadeOut(int param_0) {
bool JUTFader::startFadeOut(int duration) {
bool statusCheck = mStatus == 1;
if (statusCheck) {
mStatus = 3;
field_0xa = 0;
field_0x8 = param_0;
mStatus = FadeOut;
mTimer = 0;
mDuration = duration;
}
return statusCheck;
}
void JUTFader::setStatus(JUTFader::EStatus i_status, int param_1) {
void JUTFader::setStatus(JUTFader::EStatus i_status, int timer) {
switch (i_status) {
case 0:
if (param_1 != 0) {
field_0x24 = 0;
mEStatus = param_1;
case None:
if (timer != 0) {
mNextStatus = None;
mStatusTimer = timer;
break;
}
mStatus = 0;
field_0x24 = 0;
mEStatus = 0;
mStatus = None;
mNextStatus = None;
mStatusTimer = 0;
break;
case 1:
if (param_1 != 0) {
field_0x24 = 1;
mEStatus = param_1;
case Wait:
if (timer != 0) {
mNextStatus = Wait;
mStatusTimer = timer;
break;
}
mStatus = 1;
field_0x24 = 1;
mEStatus = 0;
mStatus = Wait;
mNextStatus = Wait;
mStatusTimer = 0;
break;
}
}