Files
palladium/backends/source/hid_glfw.cpp

156 lines
6.0 KiB
C++

#include <pd_system/hid_glfw.hpp>
#ifdef PD_ENABLE_HID_GLFW
#define GLFW_INCLUDE_NONE
#include <GLFW/glfw3.h>
namespace PD {
struct HidGlfw::Impl {
GLFWwindow* Win;
int PrevState;
std::unordered_map<int, int> PrevStates;
std::unordered_map<int, int> GPPrevStates;
GLFWcharfun OldTextCB;
std::string* Text;
bool InTextMode = false;
};
constexpr int KEY_BASE = GLFW_GAMEPAD_BUTTON_LAST;
constexpr int KEY_LSTICK_LEFT = KEY_BASE + 1;
constexpr int KEY_LSTICK_RIGHT = KEY_BASE + 2;
constexpr int KEY_LSTICK_UP = KEY_BASE + 3;
constexpr int KEY_LSTICK_DOWN = KEY_BASE + 4;
constexpr int KEY_RSTICK_LEFT = KEY_BASE + 5;
constexpr int KEY_RSTICK_RIGHT = KEY_BASE + 6;
constexpr int KEY_RSTICK_UP = KEY_BASE + 7;
constexpr int KEY_RSTICK_DOWN = KEY_BASE + 8;
constexpr int KEY_LEFT_TRIGGER = KEY_BASE + 9;
constexpr int KEY_RIGHT_TRIGGER = KEY_BASE + 10;
constexpr int KEY_LAST = KEY_RIGHT_TRIGGER;
HidGlfw::HidGlfw(GLFWwindow* win) : HidDriver("HidGlfw") {
impl = new Impl;
impl->Win = win;
pFlags |= PDHidBackendFlags_HasMouse;
pFlags |= PDHidBackendFlags_HasKeyboard;
if (glfwJoystickPresent(GLFW_JOYSTICK_1)) {
pFlags |= PDHidBackendFlags_HasGamepad;
}
pGamepad[GLFW_GAMEPAD_BUTTON_A] = HidInternal::Gamepad::A;
pGamepad[GLFW_GAMEPAD_BUTTON_B] = HidInternal::Gamepad::B;
pGamepad[GLFW_GAMEPAD_BUTTON_X] = HidInternal::Gamepad::X;
pGamepad[GLFW_GAMEPAD_BUTTON_Y] = HidInternal::Gamepad::Y;
pGamepad[GLFW_GAMEPAD_BUTTON_START] = HidInternal::Gamepad::Start;
pGamepad[GLFW_GAMEPAD_BUTTON_BACK] = HidInternal::Gamepad::Select;
pGamepad[GLFW_GAMEPAD_BUTTON_DPAD_LEFT] = HidInternal::Gamepad::DLeft;
pGamepad[GLFW_GAMEPAD_BUTTON_DPAD_RIGHT] = HidInternal::Gamepad::DRight;
pGamepad[GLFW_GAMEPAD_BUTTON_DPAD_UP] = HidInternal::Gamepad::DUp;
pGamepad[GLFW_GAMEPAD_BUTTON_DPAD_DOWN] = HidInternal::Gamepad::DDown;
pGamepad[GLFW_GAMEPAD_BUTTON_LEFT_BUMPER] = HidInternal::Gamepad::L;
pGamepad[GLFW_GAMEPAD_BUTTON_RIGHT_BUMPER] = HidInternal::Gamepad::R;
pGamepad[GLFW_GAMEPAD_BUTTON_LEFT_THUMB] = HidInternal::Gamepad::LStick;
pGamepad[GLFW_GAMEPAD_BUTTON_RIGHT_THUMB] = HidInternal::Gamepad::RStick;
pGamepad[KEY_LEFT_TRIGGER] = HidInternal::Gamepad::ZL;
pGamepad[KEY_RIGHT_TRIGGER] = HidInternal::Gamepad::ZR;
pGamepad[KEY_LSTICK_LEFT] = HidInternal::Gamepad::CPLeft;
pGamepad[KEY_LSTICK_RIGHT] = HidInternal::Gamepad::CPRight;
pGamepad[KEY_LSTICK_UP] = HidInternal::Gamepad::CPUp;
pGamepad[KEY_LSTICK_DOWN] = HidInternal::Gamepad::CPDown;
pGamepad[KEY_RSTICK_LEFT] = HidInternal::Gamepad::CSLeft;
pGamepad[KEY_RSTICK_RIGHT] = HidInternal::Gamepad::CSRight;
pGamepad[KEY_RSTICK_UP] = HidInternal::Gamepad::CSUp;
pGamepad[KEY_RSTICK_DOWN] = HidInternal::Gamepad::CSDown;
for (int i = 0; i <= KEY_LAST; i++) {
impl->GPPrevStates[i] = 0;
}
}
HidGlfw::~HidGlfw() {}
void HidGlfw::Update() {
HidDriver::Update(); // clear stats
GLFWgamepadstate gpstate;
int gps = glfwGetGamepadState(GLFW_JOYSTICK_1, &gpstate);
if (gps == GLFW_TRUE) {
HandleAxisKey(gpstate, KEY_LEFT_TRIGGER, GLFW_GAMEPAD_AXIS_LEFT_TRIGGER,
false);
HandleAxisKey(gpstate, KEY_RIGHT_TRIGGER, GLFW_GAMEPAD_AXIS_RIGHT_TRIGGER,
false);
HandleAxisKey(gpstate, KEY_LSTICK_LEFT, GLFW_GAMEPAD_AXIS_LEFT_X, true);
HandleAxisKey(gpstate, KEY_LSTICK_RIGHT, GLFW_GAMEPAD_AXIS_LEFT_X, false);
HandleAxisKey(gpstate, KEY_LSTICK_UP, GLFW_GAMEPAD_AXIS_LEFT_Y, true);
HandleAxisKey(gpstate, KEY_LSTICK_DOWN, GLFW_GAMEPAD_AXIS_LEFT_Y, false);
HandleAxisKey(gpstate, KEY_RSTICK_LEFT, GLFW_GAMEPAD_AXIS_RIGHT_X, true);
HandleAxisKey(gpstate, KEY_RSTICK_RIGHT, GLFW_GAMEPAD_AXIS_RIGHT_X, false);
HandleAxisKey(gpstate, KEY_RSTICK_UP, GLFW_GAMEPAD_AXIS_RIGHT_Y, true);
HandleAxisKey(gpstate, KEY_RSTICK_DOWN, GLFW_GAMEPAD_AXIS_RIGHT_Y, false);
pLStick[0].x = gpstate.axes[GLFW_GAMEPAD_AXIS_LEFT_X];
pLStick[0].y = gpstate.axes[GLFW_GAMEPAD_AXIS_LEFT_Y];
pRStick[0].x = gpstate.axes[GLFW_GAMEPAD_AXIS_RIGHT_X];
pRStick[0].y = gpstate.axes[GLFW_GAMEPAD_AXIS_RIGHT_Y];
for (int i = 0; i <= GLFW_GAMEPAD_BUTTON_LAST; i++) {
if (gpstate.buttons[i] == GLFW_PRESS) {
if (impl->GPPrevStates[i] == GLFW_RELEASE) {
pGamepadEvents[0][Event::Down] |= pGamepad[i];
}
pGamepadEvents[0][Event::Held] |= pGamepad[i];
} else if (gpstate.buttons[i] == GLFW_RELEASE &&
impl->GPPrevStates[i] == GLFW_PRESS) {
pGamepadEvents[0][Event::Up] |= pGamepad[i];
}
impl->GPPrevStates[i] = gpstate.buttons[i];
}
}
int state = glfwGetMouseButton(impl->Win, GLFW_MOUSE_BUTTON_LEFT);
if (state == GLFW_PRESS) {
if (impl->PrevState == GLFW_RELEASE) {
pGamepadEvents[0][Event::Down] |= HidInternal::Touch;
}
pGamepadEvents[0][Event::Held] |= HidInternal::Touch;
} else if (state == GLFW_RELEASE && impl->PrevState == GLFW_PRESS) {
pGamepadEvents[0][Event::Up] |= HidInternal::Touch;
}
impl->PrevState = state;
// if (pLocked) {
// SwapTab();
// }
double x, y;
glfwGetCursorPos(impl->Win, &x, &y);
pMouse[0] = fvec2(x, y);
}
void HidGlfw::HandleAxisKey(GLFWgamepadstate s, int iK, int eA, bool negative) {
if (s.axes[eA] <= 1.f && s.axes[eA] >= -1.f) {
if (s.axes[eA] > 0.05f && !negative) {
if (impl->GPPrevStates[iK] == GLFW_RELEASE) {
pGamepadEvents[0][Event::Down] |= pGamepad[iK];
}
pGamepadEvents[0][Event::Held] |= pGamepad[iK];
}
if (s.axes[eA] < -0.05f && negative) {
if (impl->GPPrevStates[iK] == GLFW_RELEASE) {
pGamepadEvents[0][Event::Down] |= pGamepad[iK];
}
pGamepadEvents[0][Event::Held] |= pGamepad[iK];
}
}
impl->GPPrevStates[iK] = (s.axes[eA] <= -0.05 && s.axes[eA] >= 0.05 &&
s.axes[eA] >= -1.f && s.axes[eA] <= 1);
}
} // namespace PD
#else
struct GLFWgamepadstate {};
namespace PD {
HidGlfw::HidGlfw(GLFWwindow* win) : HidDriver("HidGlfw") {}
HidGlfw::~HidGlfw() {}
void HidGlfw::Update() {
HidDriver::Update(); // clear stats
}
void HidGlfw::HandleAxisKey(GLFWgamepadstate s, int iK, int eA, bool negative) {
}
} // namespace PD
#endif