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CVideo: use display index when fetching display modes

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Was already used to get the number of modes but not for individual modes. Doesn't matter much since
we only have one display, though.
This commit is contained in:
Charles Dang 2017-06-03 00:11:18 +11:00
parent 15cfd986e2
commit 3230c42cbb
1 changed files with 7 additions and 4 deletions
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11
src/video.cpp
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@ -350,7 +350,9 @@ std::vector<std::pair<int, int>> CVideo::get_available_resolutions(const bool in
return result;
}
const int modes = SDL_GetNumDisplayModes(window->get_display_index());
const int display_index = window->get_display_index();
const int modes = SDL_GetNumDisplayModes(display_index);
if(modes <= 0) {
std::cerr << "No modes supported\n";
return result;
@ -359,10 +361,11 @@ std::vector<std::pair<int, int>> CVideo::get_available_resolutions(const bool in
const std::pair<int,int> min_res = std::make_pair(preferences::min_window_width, preferences::min_window_height);
SDL_DisplayMode mode;
for (int i = 0; i < modes; ++i) {
if(SDL_GetDisplayMode(0, i, &mode) == 0) {
if(mode.w >= min_res.first && mode.h >= min_res.second)
for(int i = 0; i < modes; ++i) {
if(SDL_GetDisplayMode(display_index, i, &mode) == 0) {
if(mode.w >= min_res.first && mode.h >= min_res.second) {
result.emplace_back(mode.w, mode.h);
}
}
}