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wayland: Add unscaled resolutions to the display mode list

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This commit is contained in:
Ethan Lee 2021-04-12 23:37:53 -04:00 committed by Sam Lantinga
parent b0178fe518
commit d785dab5fd
1 changed files with 24 additions and 3 deletions
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27
src/video/wayland/SDL_waylandvideo.c
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@ -265,12 +265,32 @@ display_handle_mode(void *data,
{ {
SDL_VideoDisplay *display = data; SDL_VideoDisplay *display = data;
SDL_WaylandOutputData* driverdata = display->driverdata; SDL_WaylandOutputData* driverdata = display->driverdata;
SDL_DisplayMode mode;
if (flags & WL_OUTPUT_MODE_CURRENT) { if (flags & WL_OUTPUT_MODE_CURRENT) {
driverdata->width = width; driverdata->width = width;
driverdata->height = height; driverdata->height = height;
driverdata->refresh = refresh; driverdata->refresh = refresh;
} }
/* Note that the width/height are NOT multiplied by scale_factor!
* This is intentional and is designed to get the unscaled modes, which is
* important for high-DPI games intending to use the display mode as the
* target drawable size. The scaled desktop mode will be added at the end
* when display_handle_done is called (see below).
*/
SDL_zero(mode);
mode.format = SDL_PIXELFORMAT_RGB888;
if (driverdata->transform & WL_OUTPUT_TRANSFORM_90) {
mode.w = height;
mode.h = width;
} else {
mode.w = width;
mode.h = height;
}
mode.refresh_rate = refresh / 1000; /* mHz to Hz */
mode.driverdata = driverdata->output;
SDL_AddDisplayMode(display, &mode);
} }
static void static void
@ -288,13 +308,14 @@ display_handle_done(void *data,
SDL_zero(mode); SDL_zero(mode);
mode.format = SDL_PIXELFORMAT_RGB888; mode.format = SDL_PIXELFORMAT_RGB888;
mode.w = driverdata->width / driverdata->scale_factor;
mode.h = driverdata->height / driverdata->scale_factor;
if (driverdata->transform & WL_OUTPUT_TRANSFORM_90) { if (driverdata->transform & WL_OUTPUT_TRANSFORM_90) {
mode.w = driverdata->height / driverdata->scale_factor; mode.w = driverdata->height / driverdata->scale_factor;
mode.h = driverdata->width / driverdata->scale_factor; mode.h = driverdata->width / driverdata->scale_factor;
} else {
mode.w = driverdata->width / driverdata->scale_factor;
mode.h = driverdata->height / driverdata->scale_factor;
} }
mode.refresh_rate = driverdata->refresh / 1000; // mHz to Hz mode.refresh_rate = driverdata->refresh / 1000; /* mHz to Hz */
mode.driverdata = driverdata->output; mode.driverdata = driverdata->output;
SDL_AddDisplayMode(display, &mode); SDL_AddDisplayMode(display, &mode);
display->current_mode = mode; display->current_mode = mode;