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libretro, fix aspect ratio handling

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This commit is contained in:
kub 2021-10-15 19:28:50 +02:00
parent 9b2d466aeb
commit 2767adb5bc
1 changed files with 12 additions and 11 deletions
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23
platform/libretro/libretro.c
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@ -105,7 +105,7 @@ static int vout_16bit = 1;
static int vout_format = PDF_RGB555;
static void *vout_buf;
static int vout_width, vout_height, vout_offset;
static float user_vout_width = 0.0;
static float vout_aspect = 0.0;
#if defined(RENDER_GSKIT_PS2)
#define VOUT_8BIT_WIDTH 328
@ -752,6 +752,7 @@ void retro_get_system_info(struct retro_system_info *info)
void retro_get_system_av_info(struct retro_system_av_info *info)
{
int common_height;
float common_width;
memset(info, 0, sizeof(*info));
@ -763,10 +764,11 @@ void retro_get_system_av_info(struct retro_system_av_info *info)
info->geometry.max_height = vout_height;
common_width = vout_width;
if (user_vout_width != 0)
common_width = user_vout_width;
common_height = vout_height >= 192 && vout_height <= 224 ? 224 : vout_height;
if (vout_aspect != 0)
common_width = vout_aspect * common_height;
info->geometry.aspect_ratio = common_width / vout_height;
info->geometry.aspect_ratio = common_width / common_height;
}
/* savestates */
@ -1431,7 +1433,7 @@ static void update_variables(bool first_run)
{
struct retro_variable var;
int OldPicoRegionOverride;
float old_user_vout_width;
float old_vout_aspect;
unsigned old_frameskip_type;
int old_vout_format;
double new_sound_rate;
@ -1490,20 +1492,19 @@ static void update_variables(bool first_run)
PsndRerate(1);
}
old_user_vout_width = user_vout_width;
old_vout_aspect = vout_aspect;
var.value = NULL;
var.key = "picodrive_aspect";
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
int height = vout_height >= 192 && vout_height <= 224 ? 224 : vout_height;
if (strcmp(var.value, "4/3") == 0)
user_vout_width = VOUT_4_3 * height;
vout_aspect = VOUT_4_3;
else if (strcmp(var.value, "CRT") == 0)
user_vout_width = VOUT_CRT * height;
vout_aspect = VOUT_CRT;
else
user_vout_width = VOUT_PAR * height;
vout_aspect = VOUT_PAR;
}
if (user_vout_width != old_user_vout_width)
if (vout_aspect != old_vout_aspect)
{
// Update the geometry
struct retro_system_av_info av_info;