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html5 gamepad support

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This commit is contained in:
Hinsbart 2016-01-21 02:23:15 +01:00 • committed by hondres
parent fcae3fb3ba
commit 77858b66d3
3 changed files with 117 additions and 1 deletions
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68
platform/javascript/os_javascript.cpp
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@ -76,6 +76,14 @@ void OS_JavaScript::set_opengl_extensions(const char* p_gl_extensions) {
gl_extensions=p_gl_extensions;
}
static EM_BOOL joy_callback_func(int p_type, const EmscriptenGamepadEvent *p_event, void *p_user) {
OS_JavaScript *os = (OS_JavaScript*) OS::get_singleton();
if (os) {
return os->joy_connection_changed(p_type, p_event);
}
return false;
}
void OS_JavaScript::initialize(const VideoMode& p_desired,int p_video_driver,int p_audio_driver) {
print_line("Init OS");
@ -142,6 +150,8 @@ void OS_JavaScript::initialize(const VideoMode& p_desired,int p_video_driver,int
input = memnew( InputDefault );
emscripten_set_gamepadconnected_callback(NULL, true, &joy_callback_func);
emscripten_set_gamepaddisconnected_callback(NULL, true, &joy_callback_func);
}
void OS_JavaScript::set_main_loop( MainLoop * p_main_loop ) {
@ -296,7 +306,7 @@ bool OS_JavaScript::main_loop_iterate() {
}
process_joysticks();
return Main::iteration();
}
@ -605,6 +615,62 @@ void OS_JavaScript::_close_notification_funcs(const String& p_file,int p_flags)
}
}
void OS_JavaScript::process_joysticks() {
int joy_count = emscripten_get_num_gamepads();
for (int i = 0; i < joy_count; i++) {
EmscriptenGamepadEvent state;
emscripten_get_gamepad_status(i, &state);
if (state.connected) {
int num_buttons = MIN(state.numButtons, 16);
int num_axes = MIN(state.numAxes, 8);
for (int j = 0; j < num_buttons; j++) {
float value = state.analogButton[j];
if (String(state.mapping) == "standard" && (j == 6 || j == 7)) {
InputDefault::JoyAxis jx;
jx.min = 0;
jx.value = value;
last_id = input->joy_axis(last_id, i, j, jx);
}
else {
last_id = input->joy_button(last_id, i, j, value);
}
}
for (int j = 0; j < num_axes; j++) {
InputDefault::JoyAxis jx;
jx.min = -1;
jx.value = state.axis[j];
last_id = input->joy_axis(last_id, i, j, jx);
}
}
}
}
bool OS_JavaScript::joy_connection_changed(int p_type, const EmscriptenGamepadEvent *p_event) {
if (p_type == EMSCRIPTEN_EVENT_GAMEPADCONNECTED) {
String guid = "";
if (String(p_event->mapping) == "standard")
guid = "Default HTML5 Gamepad";
input->joy_connection_changed(p_event->index, true, String(p_event->id), guid);
}
else {
input->joy_connection_changed(p_event->index, false, "");
}
return true;
}
bool OS_JavaScript::is_joy_known(int p_device) {
return input->is_joy_mapped(p_device);
}
String OS_JavaScript::get_joy_guid(int p_device) const {
return input->get_joy_guid_remapped(p_device);
}
OS_JavaScript::OS_JavaScript(GFXInitFunc p_gfx_init_func,void*p_gfx_init_ud, OpenURIFunc p_open_uri_func, GetDataDirFunc p_get_data_dir_func,GetLocaleFunc p_get_locale_func) {