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Wipe transition (#161)

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MS 2023-10-04 11:48:25 -04:00 committed by GitHub
parent 7c7311ea5e
commit 5125314755
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2 changed files with 40 additions and 0 deletions
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39
LEGO1/mxtransitionmanager.cpp
View file

@ -192,6 +192,45 @@ MxResult MxTransitionManager::StartTransition(TransitionType p_animationType, Mx
return FAILURE;
}
// OFFSET: LEGO1 0x1004c170
void MxTransitionManager::Transition_Wipe()
{
// If the animation is finished
if (m_animationTimer == 240) {
m_animationTimer = 0;
EndTransition(TRUE);
return;
}
DDSURFACEDESC ddsd;
memset(&ddsd, 0, sizeof(ddsd));
ddsd.dwSize = sizeof(ddsd);
HRESULT res = m_ddSurface->Lock(NULL, &ddsd, 1, NULL);
if (res == DDERR_SURFACELOST) {
m_ddSurface->Restore();
res = m_ddSurface->Lock(NULL, &ddsd, 1, NULL);
}
if (res == DD_OK) {
SubmitCopyRect(ddsd);
// For each of the 240 animation ticks, blank out two scanlines
// starting at the top of the screen.
// (dwRGBBitCount / 8) will tell how many bytes are used per pixel.
MxU8 *line = (MxU8*)ddsd.lpSurface + 2*ddsd.lPitch*m_animationTimer;
memset(line, 0, 640 * ddsd.ddpfPixelFormat.dwRGBBitCount / 8);
line += ddsd.lPitch;
memset(line, 0, 640 * ddsd.ddpfPixelFormat.dwRGBBitCount / 8);
SetupCopyRect(ddsd);
m_ddSurface->Unlock(ddsd.lpSurface);
m_animationTimer++;
}
}
// OFFSET: LEGO1 0x1004c470 STUB
void MxTransitionManager::SetWaitIndicator(MxVideoPresenter *videoPresenter)
{

1
LEGO1/mxtransitionmanager.h
View file

@ -45,6 +45,7 @@ class MxTransitionManager : public MxCore
private:
void EndTransition(MxBool p_notifyWorld);
void Transition_Dissolve();
void Transition_Wipe();
void SubmitCopyRect(DDSURFACEDESC &);
void SetupCopyRect(DDSURFACEDESC &);