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Support screen refresh rate with Vulkan KHR_Display context

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zoltanvb 2023-05-28 08:00:06 +02:00 committed by LibretroAdmin
parent 520e4400b7
commit e0a8d403f1
3 changed files with 23 additions and 2 deletions
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4
gfx/common/vulkan_common.c
View File

@ -2078,6 +2078,7 @@ static bool vulkan_update_display_mode(
{
unsigned visible_width = mode->parameters.visibleRegion.width;
unsigned visible_height = mode->parameters.visibleRegion.height;
unsigned visible_rate = mode->parameters.refreshRate;
if (!info->width || !info->height)
{
@ -2095,13 +2096,14 @@ static bool vulkan_update_display_mode(
/* For particular resolutions, find the closest. */
int delta_x = (int)info->width - (int)visible_width;
int delta_y = (int)info->height - (int)visible_height;
int delta_rate = abs(info->refresh_rate_x1000 - visible_rate);
int old_delta_x = (int)info->width - (int)*width;
int old_delta_y = (int)info->height - (int)*height;
int dist = delta_x * delta_x + delta_y * delta_y;
int old_dist = old_delta_x * old_delta_x + old_delta_y * old_delta_y;
if (dist < old_dist)
if (dist < old_dist && delta_rate < 1000)
{
*width = visible_width;
*height = visible_height;

1
gfx/common/vulkan_common.h
View File

@ -216,6 +216,7 @@ struct vulkan_display_surface_info
unsigned width;
unsigned height;
unsigned monitor_index;
unsigned refresh_rate_x1000;
};
struct vk_color

20
gfx/drivers_context/khr_display_ctx.c
View File

@ -32,6 +32,7 @@ typedef struct
int swap_interval;
unsigned width;
unsigned height;
unsigned refresh_rate_x1000;
} khr_display_ctx_data_t;
static void gfx_ctx_khr_display_destroy(void *data)
@ -56,6 +57,20 @@ static void gfx_ctx_khr_display_get_video_size(void *data,
*height = khr->height;
}
static float gfx_ctx_khr_display_get_refresh_rate(void *data)
{
float refresh_rate = 0.0f;
khr_display_ctx_data_t *khr = (khr_display_ctx_data_t*)data;
if (khr)
{
refresh_rate = khr->refresh_rate_x1000 / 1000.0f;
}
return refresh_rate;
}
static void *gfx_ctx_khr_display_init(void *video_driver)
{
khr_display_ctx_data_t *khr = (khr_display_ctx_data_t*)
@ -126,6 +141,7 @@ static bool gfx_ctx_khr_display_set_video_mode(void *data,
khr_display_ctx_data_t *khr = (khr_display_ctx_data_t*)data;
settings_t *settings = config_get_ptr();
unsigned video_monitor_index = settings->uints.video_monitor_index;
unsigned refresh_rate_x1000 = settings->floats.video_refresh_rate * 1000;
if (!fullscreen)
{
@ -136,6 +152,7 @@ static bool gfx_ctx_khr_display_set_video_mode(void *data,
info.width = width;
info.height = height;
info.monitor_index = video_monitor_index;
info.refresh_rate_x1000 = refresh_rate_x1000;
if (!vulkan_surface_create(&khr->vk, VULKAN_WSI_DISPLAY, &info, NULL,
0, 0, khr->swap_interval))
@ -147,6 +164,7 @@ static bool gfx_ctx_khr_display_set_video_mode(void *data,
khr->width = khr->vk.context.swapchain_width;
khr->height = khr->vk.context.swapchain_height;
khr->refresh_rate_x1000 = info.refresh_rate_x1000;
return true;
}
@ -262,7 +280,7 @@ const gfx_ctx_driver_t gfx_ctx_khr_display = {
gfx_ctx_khr_display_set_swap_interval,
gfx_ctx_khr_display_set_video_mode,
gfx_ctx_khr_display_get_video_size,
NULL, /* get_refresh_rate */
gfx_ctx_khr_display_get_refresh_rate,
NULL, /* get_video_output_size */
NULL, /* get_video_output_prev */
NULL, /* get_video_output_next */