piwalker/gbemu
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

better controller handling

Browse Source
This commit is contained in:
Samuel Walker
2025-05-23 22:07:12 -06:00
parent 73f354fbfa
commit 27f3bdd064
1 changed files with 58 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

65
lib/ui.c
View File

@ -36,13 +36,14 @@ static int screenHeight;
void ui_init(){
screenWidth = XRES*scale;
screenHeight = YRES*scale;
SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK);
SDL_Init(SDL_INIT_VIDEO | SDL_INIT_GAMECONTROLLER);
printf("SDL INIT\n");
TTF_Init();
printf("TTF INIT\n");
SDL_JoystickEventState(SDL_ENABLE);
SDL_JoystickOpen(0);
//SDL_JoystickEventState(SDL_ENABLE);
//SDL_JoystickOpen(0);
SDL_GameControllerOpen(0);
char buffer[1024];
strcpy(buffer, emu_get_context()->app_path);
@ -412,6 +413,19 @@ void ui_on_joy_button(u8 button, bool down) {
}
}
void ui_on_controller_button(u8 button, bool down) {
switch(button){
case SDL_CONTROLLER_BUTTON_A: gamepad_get_state()->b = down; break;
case SDL_CONTROLLER_BUTTON_B: gamepad_get_state()->a = down; break;
case SDL_CONTROLLER_BUTTON_START: gamepad_get_state()->start = down; break;
case SDL_CONTROLLER_BUTTON_BACK: gamepad_get_state()->select = down; break;
case SDL_CONTROLLER_BUTTON_DPAD_DOWN: gamepad_get_state()->down = down; break;
case SDL_CONTROLLER_BUTTON_DPAD_UP: gamepad_get_state()->up = down; break;
case SDL_CONTROLLER_BUTTON_DPAD_LEFT: gamepad_get_state()->left = down; break;
case SDL_CONTROLLER_BUTTON_DPAD_RIGHT: gamepad_get_state()->right = down; break;
}
}
void ui_on_joy_hat(u8 hat, u8 value) {
if(hat == 0){
gamepad_get_state()->up = value & SDL_HAT_UP;
@ -446,6 +460,29 @@ void ui_on_Joy_axis(u8 axis, int16_t value) {
}
}
void ui_on_controller_axis(u8 axis, int16_t value) {
if(axis == SDL_CONTROLLER_AXIS_LEFTY) {
gamepad_get_state()->up = false;
gamepad_get_state()->down = false;
if(value < -DEADZONE) {
gamepad_get_state()->up = true;
}
if(value > DEADZONE) {
gamepad_get_state()->down = true;
}
}
if(axis == SDL_CONTROLLER_AXIS_LEFTX) {
gamepad_get_state()->left = false;
gamepad_get_state()->right = false;
if(value < -DEADZONE) {
gamepad_get_state()->left = true;
}
if(value > DEADZONE) {
gamepad_get_state()->right = true;
}
}
}
void ui_handle_events(){
SDL_Event e;
while(SDL_PollEvent(&e) > 0) {
@ -468,21 +505,35 @@ void ui_handle_events(){
}
if(e.type == SDL_JOYBUTTONDOWN) {
ui_on_joy_button(e.jbutton.button, true);
//ui_on_joy_button(e.jbutton.button, true);
}
if(e.type == SDL_JOYBUTTONUP) {
ui_on_joy_button(e.jbutton.button, false);
//ui_on_joy_button(e.jbutton.button, false);
}
if(e.type == SDL_JOYHATMOTION) {
ui_on_joy_hat(e.jhat.hat, e.jhat.value);
// ui_on_joy_hat(e.jhat.hat, e.jhat.value);
}
if(e.type == SDL_JOYAXISMOTION) {
ui_on_Joy_axis(e.jaxis.axis, e.jaxis.value);
//ui_on_Joy_axis(e.jaxis.axis, e.jaxis.value);
}
if(e.type == SDL_CONTROLLERBUTTONDOWN) {
ui_on_controller_button(e.cbutton.button, true);
}
if(e.type == SDL_CONTROLLERBUTTONUP) {
ui_on_controller_button(e.cbutton.button, false);
}
if(e.type == SDL_CONTROLLERAXISMOTION) {
ui_on_controller_axis(e.caxis.axis, e.caxis.value);
}
//if(e.type == sdl_controllerhat)
}
}