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Add a force landscape option. (#72)

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* Add a force landscape option.

* Apply refactoring changes from jdgleaver. Code is now way cleaner.
This commit is contained in:
Filippo Scognamiglio 2021-08-30 14:39:03 +02:00 committed by GitHub
parent 663101e8ed
commit 9355f252d7
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 42 additions and 15 deletions
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44
libretro.c
View File

@ -57,8 +57,16 @@ static bool libretro_supports_bitmasks = false;
static bool overscan;
static double last_sound_rate;
typedef enum
{
DISPLAY_ROTATION_MANUAL = 0,
DISPLAY_ROTATION_PORTRAIT,
DISPLAY_ROTATION_LANDSCAPE
} retro_display_rotation_t;
static retro_display_rotation_t retro_display_rotation = DISPLAY_ROTATION_MANUAL;
static bool rotate_tall = false;
static bool rotate_tall_override = false;
static bool select_pressed_last_frame = false;
static bool hw_rotate_enabled = false;
@ -641,16 +649,34 @@ static void check_variables(int startup)
var.key = "wswan_rotate_display",
var.value = NULL;
rotate_tall_override = false;
retro_display_rotation = DISPLAY_ROTATION_MANUAL;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
if (!strcmp(var.value, "enabled"))
rotate_tall_override = true;
if (rotate_tall_override && !rotate_tall)
{
rotate_tall = true;
rotate_display();
if (!strcmp(var.value, "portrait"))
retro_display_rotation = DISPLAY_ROTATION_PORTRAIT;
else if (!strcmp(var.value, "landscape"))
retro_display_rotation = DISPLAY_ROTATION_LANDSCAPE;
}
switch (retro_display_rotation)
{
case DISPLAY_ROTATION_PORTRAIT:
if (!rotate_tall)
{
rotate_tall = true;
rotate_display();
}
break;
case DISPLAY_ROTATION_LANDSCAPE:
if (rotate_tall)
{
rotate_tall = false;
rotate_display();
}
break;
default:
break;
}
var.key = "wswan_rotate_keymap",
@ -949,7 +975,7 @@ static void update_input(void)
}
select_button = bitmask & (1 << RETRO_DEVICE_ID_JOYPAD_SELECT);
if (!rotate_tall_override &&
if ((retro_display_rotation == DISPLAY_ROTATION_MANUAL) &&
select_button &&
!select_pressed_last_frame)
{

11
libretro_core_options.h
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@ -51,12 +51,13 @@ extern "C" {
struct retro_core_option_definition option_defs_us[] = {
{
"wswan_rotate_display",
"Rotate Display",
"Rotate the console screen to achieve the correct layout of 'portrait' oriented games on a conventional (landscape) display. 'Manual' enables rotation via the controller (default button: SELECT).",
"Display Rotation",
"Sets the orientation of the console screen. 'Portrait' can be used to achieve the correct layout of 'portrait' oriented games on a conventional (landscape) display. 'Manual' enables rotation via the controller (default button: SELECT).",
{
{ "manual", "Manual" },
{ "enabled", NULL },
{ NULL, NULL},
{ "manual", "Manual" },
{ "portrait", "Portrait" },
{ "landscape", "Landscape" },
{ NULL, NULL },
},
"manual",
},

2
libretro_core_options_intl.h
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@ -93,4 +93,4 @@ struct retro_core_option_definition option_defs_tr[] = {
}
#endif
#endif
#endif