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improve accuracy

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This commit is contained in:
Roman Masanin 2023-07-05 04:33:02 +02:00
parent 33e349cf5d
commit 41604832cf
1 changed files with 6 additions and 8 deletions
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14
LEGO1/mxdirectdraw.cpp
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@ -875,9 +875,8 @@ BOOL MxDirectDraw::GetDDSurfaceDesc(LPDDSURFACEDESC lpDDSurfDesc, LPDIRECTDRAWSU
BOOL MxDirectDraw::IsSupportedMode(int width, int height, int bpp) BOOL MxDirectDraw::IsSupportedMode(int width, int height, int bpp)
{ {
Mode mode = { width, height, bpp }; Mode mode = { width, height, bpp };
int i;
for (i = 0; i < m_pCurrentDeviceModesList->count; i++) for (int i = 0; i < m_pCurrentDeviceModesList->count; i++)
{ {
if (m_pCurrentDeviceModesList->m_mode_ARRAY[i] == mode) if (m_pCurrentDeviceModesList->m_mode_ARRAY[i] == mode)
{ {
@ -1154,11 +1153,10 @@ void MxDirectDraw::unk1()
HRESULT result; HRESULT result;
byte* line; byte* line;
DDSURFACEDESC ddsd; DDSURFACEDESC ddsd;
int i; int j;
unsigned int j;
int count = m_bFlipSurfaces ? 2 : 1; int count = m_bFlipSurfaces ? 2 : 1;
for (i = 0; count > i; i++) for (int i = 0; i < count; i++)
{ {
memset(&ddsd, 0, sizeof(ddsd)); memset(&ddsd, 0, sizeof(ddsd));
ddsd.dwSize = sizeof(ddsd); ddsd.dwSize = sizeof(ddsd);
@ -1178,10 +1176,10 @@ void MxDirectDraw::unk1()
// clear backBuffer // clear backBuffer
line = (byte*)ddsd.lpSurface; line = (byte*)ddsd.lpSurface;
for (j = ddsd.dwHeight - 1; j ; j--) for (j = ddsd.dwHeight; j-- ;)
{ {
memset(line, 0, ddsd.dwWidth); memset(line, 0, ddsd.dwWidth);
line += ddsd.lPitch; line += ddsd.lPitch;
} }
m_pBackBuffer->Unlock(ddsd.lpSurface); m_pBackBuffer->Unlock(ddsd.lpSurface);