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#include "../wsi_mode.h"
#include "wsi_helpers_sdl2.h"
#include <wsi/native_wsi.h>
#include "../../util/util_string.h"
#include "../../util/log/log.h"
namespace dxvk::wsi {
static inline uint32_t roundToNextPow2(uint32_t num) {
if (num-- == 0)
return 0;
num |= num >> 1; num |= num >> 2;
num |= num >> 4; num |= num >> 8;
num |= num >> 16;
return ++num;
}
static inline void convertMode(const SDL_DisplayMode& mode, WsiMode* pMode) {
pMode->width = uint32_t(mode.w);
pMode->height = uint32_t(mode.h);
pMode->refreshRate = WsiRational{ uint32_t(mode.refresh_rate) * 1000, 1000 };
// BPP should always be a power of two
// to match Windows behaviour of including padding.
pMode->bitsPerPixel = roundToNextPow2(SDL_BITSPERPIXEL(mode.format));
pMode->interlaced = false;
}
bool getDisplayMode(
HMONITOR hMonitor,
uint32_t ModeNumber,
WsiMode* pMode) {
const int32_t displayId = fromHmonitor(hMonitor);
if (!isDisplayValid(displayId))
return false;
SDL_DisplayMode mode = { };
if (SDL_GetDisplayMode(displayId, ModeNumber, &mode) != 0)
return false;
convertMode(mode, pMode);
return true;
}
bool getCurrentDisplayMode(
HMONITOR hMonitor,
WsiMode* pMode) {
const int32_t displayId = fromHmonitor(hMonitor);
if (!isDisplayValid(displayId))
return false;
SDL_DisplayMode mode = { };
if (SDL_GetCurrentDisplayMode(displayId, &mode) != 0) {
Logger::err(str::format("SDL_GetCurrentDisplayMode: ", SDL_GetError()));
return false;
}
convertMode(mode, pMode);
return true;
}
bool getDesktopDisplayMode(
HMONITOR hMonitor,
WsiMode* pMode) {
const int32_t displayId = fromHmonitor(hMonitor);
if (!isDisplayValid(displayId))
return false;
SDL_DisplayMode mode = { };
if (SDL_GetDesktopDisplayMode(displayId, &mode) != 0) {
Logger::err(str::format("SDL_GetCurrentDisplayMode: ", SDL_GetError()));
return false;
}
convertMode(mode, pMode);
return true;
}
}
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