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Tidy up SDL controller methods interface

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Silent 2020-11-15 15:21:39 +01:00
parent 2880b71b48
commit 086f251370
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2 changed files with 22 additions and 24 deletions
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38
src/frontend-common/sdl_controller_interface.cpp
View file

@ -100,11 +100,11 @@ bool SDLControllerInterface::ProcessSDLEvent(const SDL_Event* event)
} }
case SDL_CONTROLLERAXISMOTION: case SDL_CONTROLLERAXISMOTION:
return HandleControllerAxisEvent(event); return HandleControllerAxisEvent(&event->caxis);
case SDL_CONTROLLERBUTTONDOWN: case SDL_CONTROLLERBUTTONDOWN:
case SDL_CONTROLLERBUTTONUP: case SDL_CONTROLLERBUTTONUP:
return HandleControllerButtonEvent(event); return HandleControllerButtonEvent(&event->cbutton);
case SDL_JOYDEVICEADDED: case SDL_JOYDEVICEADDED:
if (SDL_IsGameController(event->jdevice.which)) if (SDL_IsGameController(event->jdevice.which))
@ -589,23 +589,23 @@ bool SDLControllerInterface::BindControllerButtonToAxis(int controller_index, in
return true; return true;
} }
bool SDLControllerInterface::HandleControllerAxisEvent(const SDL_Event* ev) bool SDLControllerInterface::HandleControllerAxisEvent(const SDL_ControllerAxisEvent* ev)
{ {
const float value = static_cast<float>(ev->caxis.value) / (ev->caxis.value < 0 ? 32768.0f : 32767.0f); const float value = static_cast<float>(ev->value) / (ev->value < 0 ? 32768.0f : 32767.0f);
Log_DebugPrintf("controller %d axis %d %d %f", ev->caxis.which, ev->caxis.axis, ev->caxis.value, value); Log_DebugPrintf("controller %d axis %d %d %f", ev->which, ev->axis, ev->value, value);
auto it = GetControllerDataForJoystickId(ev->caxis.which); auto it = GetControllerDataForJoystickId(ev->which);
if (it == m_controllers.end()) if (it == m_controllers.end())
return false; return false;
if (DoEventHook(Hook::Type::Axis, it->player_id, ev->caxis.axis, value)) if (DoEventHook(Hook::Type::Axis, it->player_id, ev->axis, value))
return true; return true;
const AxisCallback& cb = it->axis_mapping[ev->caxis.axis][AxisSide::Full]; const AxisCallback& cb = it->axis_mapping[ev->axis][AxisSide::Full];
if (cb) if (cb)
{ {
// Extend triggers from a 0 - 1 range to a -1 - 1 range for consistency with other inputs // Extend triggers from a 0 - 1 range to a -1 - 1 range for consistency with other inputs
if (ev->caxis.axis == SDL_CONTROLLER_AXIS_TRIGGERLEFT || ev->caxis.axis == SDL_CONTROLLER_AXIS_TRIGGERRIGHT) if (ev->axis == SDL_CONTROLLER_AXIS_TRIGGERLEFT || ev->axis == SDL_CONTROLLER_AXIS_TRIGGERRIGHT)
{ {
cb((value * 2.0f) - 1.0f); cb((value * 2.0f) - 1.0f);
} }
@ -619,8 +619,8 @@ bool SDLControllerInterface::HandleControllerAxisEvent(const SDL_Event* ev)
// set the other direction to false so large movements don't leave the opposite on // set the other direction to false so large movements don't leave the opposite on
const bool outside_deadzone = (std::abs(value) >= it->deadzone); const bool outside_deadzone = (std::abs(value) >= it->deadzone);
const bool positive = (value >= 0.0f); const bool positive = (value >= 0.0f);
const ButtonCallback& other_button_cb = it->axis_button_mapping[ev->caxis.axis][BoolToUInt8(!positive)]; const ButtonCallback& other_button_cb = it->axis_button_mapping[ev->axis][BoolToUInt8(!positive)];
const ButtonCallback& button_cb = it->axis_button_mapping[ev->caxis.axis][BoolToUInt8(positive)]; const ButtonCallback& button_cb = it->axis_button_mapping[ev->axis][BoolToUInt8(positive)];
if (button_cb) if (button_cb)
{ {
button_cb(outside_deadzone); button_cb(outside_deadzone);
@ -639,27 +639,27 @@ bool SDLControllerInterface::HandleControllerAxisEvent(const SDL_Event* ev)
} }
} }
bool SDLControllerInterface::HandleControllerButtonEvent(const SDL_Event* ev) bool SDLControllerInterface::HandleControllerButtonEvent(const SDL_ControllerButtonEvent* ev)
{ {
Log_DebugPrintf("controller %d button %d %s", ev->cbutton.which, ev->cbutton.button, Log_DebugPrintf("controller %d button %d %s", ev->which, ev->button,
ev->cbutton.state == SDL_PRESSED ? "pressed" : "released"); ev->state == SDL_PRESSED ? "pressed" : "released");
auto it = GetControllerDataForJoystickId(ev->cbutton.which); auto it = GetControllerDataForJoystickId(ev->which);
if (it == m_controllers.end()) if (it == m_controllers.end())
return false; return false;
const bool pressed = (ev->cbutton.state == SDL_PRESSED); const bool pressed = (ev->state == SDL_PRESSED);
if (DoEventHook(Hook::Type::Button, it->player_id, ev->cbutton.button, pressed ? 1.0f : 0.0f)) if (DoEventHook(Hook::Type::Button, it->player_id, ev->button, pressed ? 1.0f : 0.0f))
return true; return true;
const ButtonCallback& cb = it->button_mapping[ev->cbutton.button]; const ButtonCallback& cb = it->button_mapping[ev->button];
if (cb) if (cb)
{ {
cb(pressed); cb(pressed);
return true; return true;
} }
const AxisCallback& axis_cb = it->button_axis_mapping[ev->cbutton.button]; const AxisCallback& axis_cb = it->button_axis_mapping[ev->button];
if (axis_cb) if (axis_cb)
{ {
axis_cb(pressed ? 1.0f : -1.0f); axis_cb(pressed ? 1.0f : -1.0f);

8
src/frontend-common/sdl_controller_interface.h
View file

@ -6,8 +6,6 @@
#include <mutex> #include <mutex>
#include <vector> #include <vector>
union SDL_Event;
class SDLControllerInterface final : public ControllerInterface class SDLControllerInterface final : public ControllerInterface
{ {
public: public:
@ -42,7 +40,7 @@ public:
void PollEvents() override; void PollEvents() override;
bool ProcessSDLEvent(const SDL_Event* event); bool ProcessSDLEvent(const union SDL_Event* event);
private: private:
struct ControllerData struct ControllerData
@ -72,8 +70,8 @@ private:
bool OpenGameController(int index); bool OpenGameController(int index);
bool CloseGameController(int joystick_index, bool notify); bool CloseGameController(int joystick_index, bool notify);
bool HandleControllerAxisEvent(const SDL_Event* event); bool HandleControllerAxisEvent(const struct SDL_ControllerAxisEvent* event);
bool HandleControllerButtonEvent(const SDL_Event* event); bool HandleControllerButtonEvent(const struct SDL_ControllerButtonEvent* event);
bool OpenJoystick(int index); bool OpenJoystick(int index);
bool HandleJoystickAxisEvent(const struct SDL_JoyAxisEvent* event); bool HandleJoystickAxisEvent(const struct SDL_JoyAxisEvent* event);