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add 4p support too

This commit is contained in:
radius 2019-01-17 20:33:20 -05:00
parent 10547a6d74
commit 68a72037fa
1 changed files with 48 additions and 8 deletions
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56
libretro/libretro.c
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@ -296,6 +296,43 @@ static struct retro_input_descriptor descriptors_2p[] = {
{ 0 },
};
static struct retro_input_descriptor descriptors_4p[] = {
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "Left" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "Up" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "Down" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "Right" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "A" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "Left" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "Up" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "Down" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "Right" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "A" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "Left" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "Up" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "Down" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "Right" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "A" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "Left" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "Up" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "Down" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "Right" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "A" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 0 },
};
static void set_link_cable_state(bool state)
{
if (state && emulated_devices == 2)
@ -404,20 +441,17 @@ static void init_for_current_model(unsigned id)
environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &mmaps);
/* Let's be extremely nitpicky about how devices and descriptors are set */
if (emulated_devices == 1)
environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, descriptors_1p);
else
environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, descriptors_2p);
if (emulated_devices == 1 && (model[0] == MODEL_SGB || model[0] == MODEL_SGB2))
{
static const struct retro_controller_info ports[] = {
{ controllers_sgb, 1 },
{ controllers_sgb, 1 },
{ controllers_sgb, 1 },
{ controllers_sgb, 1 },
{ NULL, 0 },
};
environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, descriptors_4p);
}
else if (emulated_devices == 1)
{
@ -426,6 +460,7 @@ static void init_for_current_model(unsigned id)
{ NULL, 0 },
};
environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, descriptors_1p);
}
else
{
@ -435,6 +470,7 @@ static void init_for_current_model(unsigned id)
{ NULL, 0 },
};
environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, descriptors_2p);
}
}
@ -790,11 +826,15 @@ void retro_run(void)
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
check_variables();
GB_update_keys_status(&gameboy[0], 0);
if (emulated_devices == 2)
GB_update_keys_status(&gameboy[1], 1);
else if (emulated_devices == 1 && (model[0] == MODEL_SGB || model[0] == MODEL_SGB2))
GB_update_keys_status(&gameboy[0], 1);
{
for (unsigned i = 0; i < 4; i++)
GB_update_keys_status(&gameboy[0], i);
}
else
GB_update_keys_status(&gameboy[0], 0);
vblank1_occurred = vblank2_occurred = false;
signed delta = 0;