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incorporation of dynamic super res

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Closer to native look super resolution. Used to prevent artefacts
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alphanu1 2019-02-12 09:44:06 +00:00 committed by GitHub
parent 49011e9df9
commit 14b80cc3e1
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 30 additions and 4 deletions
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25
gfx/video_crt_switch.c
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@ -177,7 +177,7 @@ static void crt_screen_setup_aspect(unsigned width, unsigned height)
void crt_switch_res_core(unsigned width, unsigned height,
float hz, unsigned crt_mode,
int crt_switch_center_adjust, int monitor_index)
int crt_switch_center_adjust, int monitor_index, bool dynamic)
{
/* ra_core_hz float passed from within
* void video_driver_monitor_adjust_system_rates(void) */
@ -185,6 +185,10 @@ void crt_switch_res_core(unsigned width, unsigned height,
ra_core_width = width;
ra_core_height = height;
ra_core_hz = hz;
if (dynamic == true)
ra_core_width = crt_compute_dynamic_width(width);
crt_center_adjust = crt_switch_center_adjust;
crt_index = monitor_index;
@ -209,7 +213,7 @@ void crt_switch_res_core(unsigned width, unsigned height,
ra_tmp_height = ra_core_height;
ra_tmp_width = ra_core_width;
/* Check if aspect is correct, if notchange */
/* Check if aspect is correct, if not change */
if (video_driver_get_aspect_ratio() != fly_aspect)
{
video_driver_set_aspect_ratio_value((float)fly_aspect);
@ -225,6 +229,23 @@ void crt_video_restore(void)
first_run = true;
}
static int crt_compute_dynamic_width(int width)
{
double p_clock = 18000000;
int min_heught = 261;
#if defined(HAVE_VIDEOCORE)
double p_clock = 32000000;
#endif
for (int i =1; i < 10; i++)
{
if (((width*0.5*i) * min_height * ra_core_hz) > p_clock)
width = width*i;
break;
}
}
#if defined(HAVE_VIDEOCORE)
static void crt_rpi_switch(int width, int height, float hz)
{

2
gfx/video_crt_switch.h
View File

@ -27,7 +27,7 @@
RETRO_BEGIN_DECLS
void crt_switch_res_core(unsigned width, unsigned height, float hz, unsigned crt_mode, int crt_switch_center_adjust, int monitor_index);
void crt_switch_res_core(unsigned width, unsigned height, float hz, unsigned crt_mode, int crt_switch_center_adjust, int monitor_index, bool dynamic);
void crt_aspect_ratio_switch(unsigned width, unsigned height);

7
gfx/video_driver.c
View File

@ -142,6 +142,7 @@ static unsigned video_driver_state_scale = 0;
static unsigned video_driver_state_out_bpp = 0;
static bool video_driver_state_out_rgb32 = false;
static bool video_driver_crt_switching_active = false;
static bool video_driver_crt_dynamic_super_width = false;
static struct retro_system_av_info video_driver_av_info;
@ -2647,7 +2648,10 @@ void video_driver_frame(const void *data, unsigned width,
width = 3840;
if (video_info.crt_switch_resolution_super == 1920)
width = 1920;
crt_switch_res_core(width, height, video_driver_core_hz, video_info.crt_switch_resolution, video_info.crt_switch_center_adjust, video_info.monitor_index);
if (video_info.crt_switch_resolution_super == 1920)
video_driver_crt_dynamic_super_width = true;
crt_switch_res_core(width, height, video_driver_core_hz, video_info.crt_switch_resolution, video_info.crt_switch_center_adjust, video_info.monitor_index, video_driver_crt_dynamic_super_width);
}
else if (!video_info.crt_switch_resolution)
video_driver_crt_switching_active = false;
@ -2734,6 +2738,7 @@ void video_driver_build_info(video_frame_info_t *video_info)
video_info->crt_switch_resolution = settings->uints.crt_switch_resolution;
video_info->crt_switch_resolution_super = settings->uints.crt_switch_resolution_super;
video_info->crt_switch_center_adjust = settings->ints.crt_switch_center_adjust;
video_info->crt_switch_custom_refresh_enable =settings->bools.crt_switch_custom_refresh_enable;
video_info->black_frame_insertion = settings->bools.video_black_frame_insertion;
video_info->hard_sync = settings->bools.video_hard_sync;
video_info->hard_sync_frames = settings->uints.video_hard_sync_frames;