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Expose display refresh rate on iOS/tvOS 10.3+.

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This commit is contained in:
Alex Szpakowski 2017-06-10 21:29:37 -03:00
parent 325330efdb
commit bb100d3bab
1 changed files with 24 additions and 12 deletions
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36
src/video/uikit/SDL_uikitmodes.m
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@ -68,21 +68,33 @@ UIKit_FreeDisplayModeData(SDL_DisplayMode * mode)
} }
} }
static NSUInteger
UIKit_GetDisplayModeRefreshRate(UIScreen *uiscreen)
{
#ifdef __IPHONE_10_3
if ([uiscreen respondsToSelector:@selector(maximumFramesPerSecond)]) {
return uiscreen.maximumFramesPerSecond;
}
#endif
return 0;
}
static int static int
UIKit_AddSingleDisplayMode(SDL_VideoDisplay * display, int w, int h, UIKit_AddSingleDisplayMode(SDL_VideoDisplay * display, int w, int h,
UIScreenMode * uiscreenmode) UIScreen * uiscreen, UIScreenMode * uiscreenmode)
{ {
SDL_DisplayMode mode; SDL_DisplayMode mode;
SDL_zero(mode); SDL_zero(mode);
mode.format = SDL_PIXELFORMAT_ABGR8888;
mode.refresh_rate = 0;
if (UIKit_AllocateDisplayModeData(&mode, uiscreenmode) < 0) { if (UIKit_AllocateDisplayModeData(&mode, uiscreenmode) < 0) {
return -1; return -1;
} }
mode.format = SDL_PIXELFORMAT_ABGR8888;
mode.refresh_rate = (int) UIKit_GetDisplayModeRefreshRate(uiscreen);
mode.w = w; mode.w = w;
mode.h = h; mode.h = h;
if (SDL_AddDisplayMode(display, &mode)) { if (SDL_AddDisplayMode(display, &mode)) {
return 0; return 0;
} else { } else {
@ -92,16 +104,16 @@ UIKit_AddSingleDisplayMode(SDL_VideoDisplay * display, int w, int h,
} }
static int static int
UIKit_AddDisplayMode(SDL_VideoDisplay * display, int w, int h, UIKit_AddDisplayMode(SDL_VideoDisplay * display, int w, int h, UIScreen * uiscreen,
UIScreenMode * uiscreenmode, SDL_bool addRotation) UIScreenMode * uiscreenmode, SDL_bool addRotation)
{ {
if (UIKit_AddSingleDisplayMode(display, w, h, uiscreenmode) < 0) { if (UIKit_AddSingleDisplayMode(display, w, h, uiscreen, uiscreenmode) < 0) {
return -1; return -1;
} }
if (addRotation) { if (addRotation) {
/* Add the rotated version */ /* Add the rotated version */
if (UIKit_AddSingleDisplayMode(display, h, w, uiscreenmode) < 0) { if (UIKit_AddSingleDisplayMode(display, h, w, uiscreen, uiscreenmode) < 0) {
return -1; return -1;
} }
} }
@ -112,7 +124,11 @@ UIKit_AddDisplayMode(SDL_VideoDisplay * display, int w, int h,
static int static int
UIKit_AddDisplay(UIScreen *uiscreen) UIKit_AddDisplay(UIScreen *uiscreen)
{ {
UIScreenMode *uiscreenmode = uiscreen.currentMode;
CGSize size = uiscreen.bounds.size; CGSize size = uiscreen.bounds.size;
SDL_VideoDisplay display;
SDL_DisplayMode mode;
SDL_zero(mode);
/* Make sure the width/height are oriented correctly */ /* Make sure the width/height are oriented correctly */
if (UIKit_IsDisplayLandscape(uiscreen) != (size.width > size.height)) { if (UIKit_IsDisplayLandscape(uiscreen) != (size.width > size.height)) {
@ -121,15 +137,11 @@ UIKit_AddDisplay(UIScreen *uiscreen)
size.height = height; size.height = height;
} }
SDL_VideoDisplay display;
SDL_DisplayMode mode;
SDL_zero(mode);
mode.format = SDL_PIXELFORMAT_ABGR8888; mode.format = SDL_PIXELFORMAT_ABGR8888;
mode.refresh_rate = (int) UIKit_GetDisplayModeRefreshRate(uiscreen);
mode.w = (int) size.width; mode.w = (int) size.width;
mode.h = (int) size.height; mode.h = (int) size.height;
UIScreenMode *uiscreenmode = uiscreen.currentMode;
if (UIKit_AllocateDisplayModeData(&mode, uiscreenmode) < 0) { if (UIKit_AllocateDisplayModeData(&mode, uiscreenmode) < 0) {
return -1; return -1;
} }
@ -220,7 +232,7 @@ UIKit_GetDisplayModes(_THIS, SDL_VideoDisplay * display)
h = tmp; h = tmp;
} }
UIKit_AddDisplayMode(display, w, h, uimode, addRotation); UIKit_AddDisplayMode(display, w, h, data.uiscreen, uimode, addRotation);
} }
} }
} }