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#189 fix freeze on loading screen

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This commit is contained in:
FunkyFr3sh 2023-07-29 06:19:30 +02:00
parent 5a928caa70
commit 428acf24ba
3 changed files with 47 additions and 34 deletions
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74
src/ddsurface.c
View file

@ -1431,53 +1431,59 @@ HRESULT dd_CreateSurface(
((DWORD*)dst_surface->bmi->bmiColors)[2] = 0x0000FF;
}
dst_surface->hdc = CreateCompatibleDC(g_ddraw->render.hdc);
dst_surface->mapping =
CreateFileMappingA(
INVALID_HANDLE_VALUE,
NULL,
PAGE_READWRITE | SEC_COMMIT,
0,
bmp_size + 256,
NULL);
DWORD map_offset = 0;
if (dst_surface->mapping)
if (!g_ddraw->dont_emulate_dc)
{
LPVOID data = MapViewOfFile(dst_surface->mapping, FILE_MAP_ALL_ACCESS, 0, 0, 0);
if (data)
dst_surface->hdc = CreateCompatibleDC(g_ddraw->render.hdc);
dst_surface->mapping =
CreateFileMappingA(
INVALID_HANDLE_VALUE,
NULL,
PAGE_READWRITE | SEC_COMMIT,
0,
bmp_size + 256,
NULL);
DWORD map_offset = 0;
if (dst_surface->mapping)
{
while (((DWORD)data + map_offset) % 128) map_offset++;
UnmapViewOfFile(data);
LPVOID data = MapViewOfFile(dst_surface->mapping, FILE_MAP_ALL_ACCESS, 0, 0, 0);
if (data)
{
while (((DWORD)data + map_offset) % 128) map_offset++;
UnmapViewOfFile(data);
}
if (!data || (map_offset % sizeof(DWORD)))
{
map_offset = 0;
CloseHandle(dst_surface->mapping);
dst_surface->mapping = NULL;
}
}
if (!data || (map_offset % sizeof(DWORD)))
{
map_offset = 0;
CloseHandle(dst_surface->mapping);
dst_surface->mapping = NULL;
}
dst_surface->bitmap =
CreateDIBSection(
dst_surface->hdc,
dst_surface->bmi,
DIB_RGB_COLORS,
(void**)&dst_surface->surface,
dst_surface->mapping,
map_offset);
}
dst_surface->bitmap =
CreateDIBSection(
dst_surface->hdc,
dst_surface->bmi,
DIB_RGB_COLORS,
(void**)&dst_surface->surface,
dst_surface->mapping,
map_offset);
SelectObject(dst_surface->hdc, dst_surface->bitmap);
dst_surface->bmi->bmiHeader.biHeight = -((int)dst_surface->height);
if (!dst_surface->bitmap)
{
dst_surface->surface = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, bmp_size);
}
else
{
SelectObject(dst_surface->hdc, dst_surface->bitmap);
}
if (dst_surface->caps & DDSCAPS_PRIMARYSURFACE)
{