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Print available displays and mouse position before creating window

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to debug issues like "dhewm3 chose wrong fullscreen resolution"
or "dhewm3 started on wrong display"
This commit is contained in:
Daniel Gibson 2022-01-08 18:06:13 +01:00
parent 8cb4843022
commit 00b58d1f0f
1 changed files with 12 additions and 2 deletions
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14
neo/sys/glimp.cpp
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@ -253,17 +253,23 @@ bool GLimp_Init(glimpParms_t parms) {
SDL_GetGlobalMouseState(&x, &y); SDL_GetGlobalMouseState(&x, &y);
int numDisplays = SDL_GetNumVideoDisplays(); int numDisplays = SDL_GetNumVideoDisplays();
common->Printf("SDL detected %d displays: \n", numDisplays);
bool found = false;
for ( int j=0; j<numDisplays; ++j ) { for ( int j=0; j<numDisplays; ++j ) {
SDL_Rect rect; SDL_Rect rect;
if (SDL_GetDisplayBounds(j, &rect) == 0) { if (SDL_GetDisplayBounds(j, &rect) == 0) {
if ( x >= rect.x && x < rect.x + rect.w common->Printf(" %d: %dx%d at (%d, %d) to (%d, %d)\n", j, rect.w, rect.h,
rect.x, rect.y, rect.x+rect.w, rect.y+rect.h);
if ( !found && x >= rect.x && x < rect.x + rect.w
&& y >= rect.y && y < rect.y + rect.h ) && y >= rect.y && y < rect.y + rect.h )
{ {
displayIndex = j; displayIndex = j;
break; found = true;
} }
} }
} }
common->Printf("Will use display %d because mouse cursor is at (%d, %d).\n",
displayIndex, x, y);
} }
#endif #endif
@ -296,6 +302,10 @@ bool GLimp_Init(glimpParms_t parms) {
{ {
common->Warning("Current display mode isn't requested display mode\n"); common->Warning("Current display mode isn't requested display mode\n");
common->Warning("Likely SDL bug #4700, trying to work around it..\n"); common->Warning("Likely SDL bug #4700, trying to work around it..\n");
int dIdx = SDL_GetWindowDisplayIndex(window);
if(dIdx != displayIndex) {
common->Warning("Window's display index is %d, but we wanted %d!\n", dIdx, displayIndex);
}
/* Mkay, try to hack around that. */ /* Mkay, try to hack around that. */
SDL_DisplayMode wanted_mode = {}; SDL_DisplayMode wanted_mode = {};