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Merge pull request #65 from retrofun/minimig-mod-keys

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Minimig mod keys
This commit is contained in:
gyurco
2021-04-15 20:49:51 +02:00
committed by GitHub
parent 5829ba2f0f 0826db7ab3
commit 63658873d5
3 changed files with 30 additions and 1 deletions
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4
mist_cfg.c
View File

@@ -60,7 +60,8 @@ mist_cfg_t mist_cfg = {
.reset_combo = 0,
.ypbpr = 0,
.keep_video_mode = 0,
.led_animation = 0
.led_animation = 0,
.amiga_mod_keys = 0
};
minimig_cfg_t minimig_cfg = {
@@ -107,6 +108,7 @@ const ini_var_t mist_ini_vars[] = {
{"JOY_KEY_MAP", (void*)joystick_key_map, CUSTOM_HANDLER, 0, 0, 1},
#endif
{"ROM", (void*)ini_rom_upload, CUSTOM_HANDLER, 0, 0, 1},
{"AMIGA_MOD_KEYS", (void*)(&(mist_cfg.amiga_mod_keys)), UINT8, 0, 1, 1},
// [MINIMIG_CONFIG]
{"KICK1X_MEMORY_DETECTION_PATCH", (void*)(&(minimig_cfg.kick1x_memory_detection_patch)), UINT8, 0, 1, 2},
{"CLOCK_FREQ", (void*)(&(minimig_cfg.clock_freq)), UINT8, 0, 2, 2},

1
mist_cfg.h
View File

@@ -31,6 +31,7 @@ typedef struct {
uint8_t keep_video_mode;
uint8_t led_animation;
uint8_t sdram64;
uint8_t amiga_mod_keys;
} mist_cfg_t;

26
user_io.c
View File

@@ -1800,6 +1800,32 @@ void user_io_kbd(unsigned char m, unsigned char *k, uint8_t priority, unsigned s
if(keyrah) keyrah_trans(&m, k);
if(mist_cfg.amiga_mod_keys) {
// bit 0 1 2 3 4 5 6 7
// key LCTRL LSHIFT LALT LGUI RCTRL RSHIFT RALT RGUI
// 1 2 4 8 10 20 40 80
unsigned char m_in = m;
// swap RALT/RGUI & LALT/LGUI
m = ((m & 0x40) << 1) | ((m & 0x80) >> 1) | m & 0x20 | m & 0x10 | ((m & 0x8) >> 1) | ((m & 0x4) << 1) | m & 0x2;
// swap CAPSLOCK/LCTRL
for(char i=0;i<6;i++) {
if(k[i] == 0x39) {
m |= 0x1;
k[i] = 0;
}
if(m_in & 0x1) {
if(i<5) {
if(k[i] == 0) {
k[i] = 0x39;
m_in &= ~0x1;
}
} else {
k[i] = 0x39;
}
}
}
}
unsigned short reset_m = m;
for(char i=0;i<6;i++) if(k[i] == 0x4c) reset_m |= 0x100;
check_reset(reset_m, KEYRAH_ID ? 1 : mist_cfg.reset_combo);