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(Win32/DispServer) Improve building of video resolution list

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* Only use display modes with the same current bit-depth and screen rotation
* Only use display modes with default stretching mode
* Cleanup the function for consistency with other functions
This commit is contained in:
Hugo Hromic 2020-06-20 16:20:37 +01:00
parent 4bc4a4dae8
commit 9ec3a5ccad
1 changed files with 45 additions and 26 deletions
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71
gfx/display_servers/dispserv_win32.c
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@ -303,28 +303,39 @@ static bool win32_display_server_set_resolution(void *data,
void *win32_display_server_get_resolution_list(void *data,
unsigned *len)
{
DEVMODE dm;
unsigned i, count = 0;
DEVMODE dm = {0};
unsigned i, j, count = 0;
unsigned curr_width = 0;
unsigned curr_height = 0;
unsigned curr_bpp = 0;
unsigned curr_refreshrate = 0;
#if _WIN32_WINNT >= 0x0500
unsigned curr_orientation = 0;
#endif
struct video_display_config *conf = NULL;
for (i = 0;; i++)
{
if (!win32_get_video_output(&dm, i, sizeof(dm)))
break;
count++;
}
if (win32_get_video_output(&dm, -1, sizeof(dm)))
{
if (win32_get_video_output(&dm, -1, sizeof(dm))) {
curr_width = dm.dmPelsWidth;
curr_height = dm.dmPelsHeight;
curr_bpp = dm.dmBitsPerPel;
curr_refreshrate = dm.dmDisplayFrequency;
#if _WIN32_WINNT >= 0x0500
curr_orientation = dm.dmDisplayOrientation;
#endif
}
for (i = 0; win32_get_video_output(&dm, i, sizeof(dm)); i++)
{
if (dm.dmBitsPerPel != curr_bpp)
continue;
#if _WIN32_WINNT >= 0x0500
if (dm.dmDisplayOrientation != curr_orientation)
continue;
if (dm.dmDisplayFixedOutput != DMDFO_DEFAULT)
continue;
#endif
count++;
}
*len = count;
@ -333,24 +344,32 @@ void *win32_display_server_get_resolution_list(void *data,
if (!conf)
return NULL;
for (i = 0;; i++)
for (i = 0, j = 0; win32_get_video_output(&dm, i, sizeof(dm)); i++)
{
if (!win32_get_video_output(&dm, i, sizeof(dm)))
break;
if (dm.dmBitsPerPel != curr_bpp)
continue;
#if _WIN32_WINNT >= 0x0500
if (dm.dmDisplayOrientation != curr_orientation)
continue;
if (dm.dmDisplayFixedOutput != DMDFO_DEFAULT)
continue;
#endif
conf[i].width = dm.dmPelsWidth;
conf[i].height = dm.dmPelsHeight;
conf[i].bpp = dm.dmBitsPerPel;
conf[i].refreshrate = dm.dmDisplayFrequency;
conf[i].idx = i;
conf[i].current = false;
conf[j].width = dm.dmPelsWidth;
conf[j].height = dm.dmPelsHeight;
conf[j].bpp = dm.dmBitsPerPel;
conf[j].refreshrate = dm.dmDisplayFrequency;
conf[j].idx = j;
conf[j].current = false;
if ( (conf[i].width == curr_width)
&& (conf[i].height == curr_height)
&& (conf[i].refreshrate == curr_refreshrate)
&& (conf[i].bpp == curr_bpp)
if ( (conf[j].width == curr_width)
&& (conf[j].height == curr_height)
&& (conf[j].bpp == curr_bpp)
&& (conf[j].refreshrate == curr_refreshrate)
)
conf[i].current = true;
conf[j].current = true;
j++;
}
return conf;