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Implement half axis and inverted axis mapping.

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This commit is contained in:
Marcel Admiraal 2020-05-04 15:42:38 +01:00
parent e7fee711b3
commit e0d4e840b4
2 changed files with 52 additions and 22 deletions
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69
core/input/input.cpp
View file

@ -969,7 +969,7 @@ void Input::joy_axis(int p_device, int p_axis, const JoyAxis &p_value) {
return;
};
JoyEvent map = _get_mapped_axis_event(map_db[joy.mapping], p_axis);
JoyEvent map = _get_mapped_axis_event(map_db[joy.mapping], p_axis, p_value);
if (map.type == TYPE_BUTTON) {
@ -1024,7 +1024,7 @@ void Input::joy_axis(int p_device, int p_axis, const JoyAxis &p_value) {
if (map.type == TYPE_AXIS) {
_axis_event(p_device, map.index, val);
_axis_event(p_device, map.index, map.value);
return;
}
//printf("invalid mapping\n");
@ -1110,10 +1110,10 @@ Input::JoyEvent Input::_get_mapped_button_event(const JoyDeviceMapping &mapping,
switch (binding.outputType) {
case TYPE_BUTTON:
event.index = binding.output.button;
break;
return event;
case TYPE_AXIS:
event.index = binding.output.axis.axis;
break;
return event;
default:
ERR_PRINT_ONCE("Joypad button mapping error.");
}
@ -1122,7 +1122,7 @@ Input::JoyEvent Input::_get_mapped_button_event(const JoyDeviceMapping &mapping,
return event;
}
Input::JoyEvent Input::_get_mapped_axis_event(const JoyDeviceMapping &mapping, int p_axis) {
Input::JoyEvent Input::_get_mapped_axis_event(const JoyDeviceMapping &mapping, int p_axis, const JoyAxis &p_value) {
JoyEvent event;
event.type = TYPE_MAX;
@ -1130,16 +1130,49 @@ Input::JoyEvent Input::_get_mapped_axis_event(const JoyDeviceMapping &mapping, i
for (int i = 0; i < mapping.bindings.size(); i++) {
const JoyBinding binding = mapping.bindings[i];
if (binding.inputType == TYPE_AXIS && binding.input.axis.axis == p_axis) {
event.type = binding.outputType;
switch (binding.outputType) {
case TYPE_BUTTON:
event.index = binding.output.button;
break;
case TYPE_AXIS:
event.index = binding.output.axis.axis;
break;
default:
ERR_PRINT_ONCE("Joypad button mapping error.");
float value = p_value.value;
if (binding.input.axis.invert)
value = -value;
if (binding.input.axis.range == FULL_AXIS ||
(binding.input.axis.range == POSITIVE_HALF_AXIS && value > 0) ||
(binding.input.axis.range == NEGATIVE_HALF_AXIS && value < 0)) {
event.type = binding.outputType;
switch (binding.outputType) {
case TYPE_BUTTON:
event.index = binding.output.button;
return event;
case TYPE_AXIS:
event.index = binding.output.axis.axis;
event.value = value;
if (binding.output.axis.range != binding.input.axis.range) {
float shifted_positive_value = 0;
switch (binding.input.axis.range) {
case POSITIVE_HALF_AXIS:
shifted_positive_value = value;
break;
case NEGATIVE_HALF_AXIS:
shifted_positive_value = value + 1;
break;
case FULL_AXIS:
shifted_positive_value = (value + 1) / 2;
break;
}
switch (binding.output.axis.range) {
case POSITIVE_HALF_AXIS:
event.value = shifted_positive_value;
break;
case NEGATIVE_HALF_AXIS:
event.value = shifted_positive_value - 1;
break;
case FULL_AXIS:
event.value = (shifted_positive_value * 2) - 1;
break;
}
}
return event;
default:
ERR_PRINT_ONCE("Joypad axis mapping error.");
}
}
}
}
@ -1282,11 +1315,7 @@ void Input::parse_mapping(String p_mapping) {
binding.inputType = TYPE_AXIS;
binding.input.axis.axis = input.right(1).to_int();
binding.input.axis.range = input_range;
if (invert_axis) {
int int_range = static_cast<int>(input_range);
int_range = -int_range;
binding.input.axis.range = static_cast<JoyAxisRange>(int_range);
}
binding.input.axis.invert = invert_axis;
break;
case 'h':
ERR_CONTINUE_MSG(input.length() != 4 || input[2] != '.',

5
core/input/input.h
View file

@ -190,7 +190,7 @@ private:
struct JoyEvent {
int type;
int index;
int value;
float value;
};
struct JoyBinding {
@ -201,6 +201,7 @@ private:
struct {
int axis;
JoyAxisRange range;
bool invert;
} axis;
struct {
@ -231,7 +232,7 @@ private:
Vector<JoyDeviceMapping> map_db;
JoyEvent _get_mapped_button_event(const JoyDeviceMapping &mapping, int p_button);
JoyEvent _get_mapped_axis_event(const JoyDeviceMapping &mapping, int p_axis);
JoyEvent _get_mapped_axis_event(const JoyDeviceMapping &mapping, int p_axis, const JoyAxis &p_value);
void _get_mapped_hat_events(const JoyDeviceMapping &mapping, int p_hat, JoyEvent r_events[HAT_MAX]);
JoyButtonList _get_output_button(String output);
JoyAxisList _get_output_axis(String output);