forked from Ports/perfect_dark
792 lines
20 KiB
C
792 lines
20 KiB
C
#include <string.h>
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#include <ctype.h>
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#include <SDL.h>
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#include <PR/ultratypes.h>
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#include <PR/os_thread.h>
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#include <PR/os_cont.h>
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#include "platform.h"
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#include "input.h"
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#include "video.h"
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#include "config.h"
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#define MAX_BINDS 4
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#define TRIG_THRESHOLD (30 * 256)
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#define DEFAULT_DEADZONE 4096
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#define DEFAULT_DEADZONE_RY 6144
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#define WHEEL_UP_MASK SDL_BUTTON(VK_MOUSE_WHEEL_UP - VK_MOUSE_BEGIN + 1)
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#define WHEEL_DN_MASK SDL_BUTTON(VK_MOUSE_WHEEL_DN - VK_MOUSE_BEGIN + 1)
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static SDL_GameController *pads[INPUT_MAX_CONTROLLERS];
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static s32 rumbleSupported[INPUT_MAX_CONTROLLERS];
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static u32 binds[MAXCONTROLLERS][CK_TOTAL_COUNT][MAX_BINDS]; // [i][CK_][b] = [VK_]
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static s32 connectedMask = 0;
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static s32 mouseEnabled = 1;
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static s32 mouseLocked = 0;
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static s32 mouseX, mouseY;
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static s32 mouseDX, mouseDY;
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static u32 mouseButtons;
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static s32 mouseWheel = 0;
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static f32 mouseSensX = 1.5f;
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static f32 mouseSensY = 1.5f;
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static f32 rumbleScale = 0.333f;
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// NOTE: by default this gets inverted for 1.2
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static u32 axisMap[2][2] = {
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{ SDL_CONTROLLER_AXIS_LEFTX, SDL_CONTROLLER_AXIS_LEFTY },
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{ SDL_CONTROLLER_AXIS_RIGHTX, SDL_CONTROLLER_AXIS_RIGHTY },
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};
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static f32 stickSens[4] = {
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// index == SDL_CONTROLLER_AXIS_*
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1.f, 1.f, 1.f, 1.f
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};
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static s32 deadzone[4] = {
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// index == SDL_CONTROLLER_AXIS_*
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DEFAULT_DEADZONE, DEFAULT_DEADZONE,
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DEFAULT_DEADZONE, DEFAULT_DEADZONE_RY,
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};
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static s32 stickCButtons = 1;
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static const char *ckNames[CK_TOTAL_COUNT] = {
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"R_CBUTTONS",
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"L_CBUTTONS",
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"D_CBUTTONS",
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"U_CBUTTONS",
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"R_TRIG",
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"L_TRIG",
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"X_BUTTON",
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"Y_BUTTON",
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"R_JPAD",
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"L_JPAD",
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"D_JPAD",
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"U_JPAD",
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"START_BUTTON",
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"Z_TRIG",
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"B_BUTTON",
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"A_BUTTON",
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"STICK_XNEG",
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"STICK_XPOS",
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"STICK_YNEG",
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"STICK_YPOS",
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};
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static const char *vkPunctNames[] = {
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"MINUS", "EQUALS", "LEFTBRACKET", "RIGHTBRACKET", "BACKSLASH",
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"HASH", "SEMICOLON", "APOSTROPHE", "GRAVE", "COMMA", "PERIOD", "SLASH"
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};
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static const char *vkMouseNames[] = {
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"MOUSE_LEFT",
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"MOUSE_MIDDLE",
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"MOUSE_RIGHT",
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"MOUSE_X1",
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"MOUSE_X2",
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"MOUSE_WHEEL_UP",
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"MOUSE_WHEEL_DN",
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};
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static const char *vkJoyNames[] = {
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"JOY1_A",
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"JOY1_B",
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"JOY1_X",
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"JOY1_Y",
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"JOY1_BACK",
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"JOY1_GUIDE",
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"JOY1_START",
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"JOY1_LSTICK",
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"JOY1_RSTICK",
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"JOY1_LSHOULDER",
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"JOY1_RSHOULDER",
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"JOY1_DPAD_UP",
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"JOY1_DPAD_DOWN",
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"JOY1_DPAD_LEFT",
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"JOY1_DPAD_RIGHT",
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"JOY1_BUTTON_15",
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"JOY1_BUTTON_16",
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"JOY1_BUTTON_17",
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"JOY1_BUTTON_18",
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"JOY1_BUTTON_19",
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"JOY1_TOUCHPAD",
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"JOY1_BUTTON_21",
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"JOY1_BUTTON_22",
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"JOY1_BUTTON_23",
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"JOY1_BUTTON_24",
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"JOY1_BUTTON_25",
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"JOY1_BUTTON_26",
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"JOY1_BUTTON_27",
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"JOY1_BUTTON_28",
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"JOY1_BUTTON_29",
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"JOY1_LTRIGGER",
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"JOY1_RTRIGGER",
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};
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static char vkNames[VK_TOTAL_COUNT][64];
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void inputSetDefaultKeyBinds(void)
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{
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// TODO: make VK constants for all these
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static const u32 kbbinds[][3] = {
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{ CK_B, SDL_SCANCODE_E, 0 },
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{ CK_X, SDL_SCANCODE_R, 0 },
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{ CK_RTRIG, VK_MOUSE_RIGHT, SDL_SCANCODE_Z },
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{ CK_LTRIG, SDL_SCANCODE_F, SDL_SCANCODE_X },
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{ CK_ZTRIG, VK_MOUSE_LEFT, SDL_SCANCODE_SPACE },
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{ CK_START, SDL_SCANCODE_RETURN, SDL_SCANCODE_TAB },
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{ CK_DPAD_D, SDL_SCANCODE_Q, VK_MOUSE_MIDDLE },
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{ CK_DPAD_U, 0, 0 },
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{ CK_Y, VK_MOUSE_WHEEL_DN, 0 },
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{ CK_DPAD_L, VK_MOUSE_WHEEL_UP, 0 },
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{ CK_C_D, SDL_SCANCODE_S, 0 },
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{ CK_C_U, SDL_SCANCODE_W, 0 },
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{ CK_C_R, SDL_SCANCODE_D, 0 },
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{ CK_C_L, SDL_SCANCODE_A, 0 },
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{ CK_STICK_XNEG, SDL_SCANCODE_LEFT, 0 },
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{ CK_STICK_XPOS, SDL_SCANCODE_RIGHT, 0 },
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{ CK_STICK_YNEG, SDL_SCANCODE_DOWN, 0 },
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{ CK_STICK_YPOS, SDL_SCANCODE_UP, 0 },
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};
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static const u32 joybinds[][2] = {
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{ CK_B, SDL_CONTROLLER_BUTTON_A },
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{ CK_X, SDL_CONTROLLER_BUTTON_X },
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{ CK_Y, SDL_CONTROLLER_BUTTON_Y },
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{ CK_DPAD_L, SDL_CONTROLLER_BUTTON_B, },
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{ CK_DPAD_D, SDL_CONTROLLER_BUTTON_LEFTSHOULDER },
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{ CK_LTRIG, SDL_CONTROLLER_BUTTON_RIGHTSHOULDER },
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{ CK_RTRIG, VK_JOY1_LTRIG - VK_JOY1_BEGIN },
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{ CK_ZTRIG, VK_JOY1_RTRIG - VK_JOY1_BEGIN },
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{ CK_START, SDL_CONTROLLER_BUTTON_START },
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{ CK_C_D, SDL_CONTROLLER_BUTTON_DPAD_DOWN },
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{ CK_C_U, SDL_CONTROLLER_BUTTON_DPAD_UP },
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{ CK_C_R, SDL_CONTROLLER_BUTTON_DPAD_RIGHT },
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{ CK_C_L, SDL_CONTROLLER_BUTTON_DPAD_LEFT },
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};
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for (u32 i = 0; i < sizeof(kbbinds) / sizeof(kbbinds[0]); ++i) {
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for (s32 j = 1; j < 3; ++j) {
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if (kbbinds[i][j]) {
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inputKeyBind(0, kbbinds[i][0], j - 1, kbbinds[i][j]);
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}
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}
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}
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for (u32 i = 0; i < sizeof(joybinds) / sizeof(joybinds[0]); ++i) {
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for (s32 j = 0; j < INPUT_MAX_CONTROLLERS; ++j) {
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inputKeyBind(j, joybinds[i][0], -1, VK_JOY_BEGIN + j * INPUT_MAX_CONTROLLER_BUTTONS + joybinds[i][1]);
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}
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}
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}
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static inline void inputInitController(const s32 cidx)
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{
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#if SDL_VERSION_ATLEAST(2, 0, 18)
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// SDL_GameControllerHasRumble() appeared in 2.0.18 even though SDL_GameControllerRumble() is in 2.0.9
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rumbleSupported[cidx] = SDL_GameControllerHasRumble(pads[cidx]);
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#else
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// assume that all joysticks with haptic feedback support will support rumble
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rumbleSupported[cidx] = SDL_JoystickIsHaptic(SDL_GameControllerGetJoystick(pads[cidx]));
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if (!rumbleSupported[cidx]) {
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// at least on Windows some controllers will report no haptics, but rumble will still function
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// just assume it's supported if the controller is of known type
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const SDL_GameControllerType ctype = SDL_GameControllerGetType(pads[cidx]);
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rumbleSupported[cidx] = ctype && (ctype != SDL_CONTROLLER_TYPE_VIRTUAL);
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}
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#endif
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// make the LEDs on the controller indicate which player it's for
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SDL_GameControllerSetPlayerIndex(pads[cidx], cidx);
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connectedMask |= (1 << cidx);
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}
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static inline void inputCloseController(const s32 cidx)
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{
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SDL_GameControllerClose(pads[cidx]);
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pads[cidx] = NULL;
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rumbleSupported[cidx] = 0;
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if (cidx) {
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connectedMask &= ~(1 << cidx);
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}
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}
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static int inputEventFilter(void *data, SDL_Event *event)
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{
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switch (event->type) {
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case SDL_CONTROLLERDEVICEADDED:
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for (s32 i = 0; i < INPUT_MAX_CONTROLLERS; ++i) {
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if (!pads[i]) {
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pads[i] = SDL_GameControllerOpen(event->cdevice.which);
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if (pads[i]) {
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inputInitController(i);
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}
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break;
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}
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}
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break;
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case SDL_CONTROLLERDEVICEREMOVED: {
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SDL_GameController *ctrl = SDL_GameControllerFromInstanceID(event->cdevice.which);
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if (ctrl) {
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for (s32 i = 0; i < INPUT_MAX_CONTROLLERS; ++i) {
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if (pads[i] == ctrl) {
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inputCloseController(i);
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break;
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}
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}
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}
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break;
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}
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case SDL_MOUSEWHEEL:
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mouseWheel = event->wheel.y;
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break;
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default:
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break;
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}
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return 0;
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}
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static inline void inputGetScancodeName(const SDL_Scancode sc, char *out, size_t len)
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{
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const char *scname = SDL_GetScancodeName(sc);
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if (scname) {
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strncpy(out, scname, len - 1);
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for (u32 i = 0; i < len && out[i]; ++i) {
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if (out[i] == ' ') {
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out[i] = '_';
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} else {
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out[i] = toupper(out[i]);
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}
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}
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} else {
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snprintf(out, len, "KEY%d", (s32)sc);
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}
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}
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static inline void inputInitKeyNames(void)
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{
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for (SDL_Scancode key = SDL_SCANCODE_A; key <= SDL_SCANCODE_SPACE; ++key) {
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inputGetScancodeName(key, vkNames[key], sizeof(vkNames[key]));
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}
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// special characters
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for (SDL_Scancode key = SDL_SCANCODE_MINUS; key < SDL_SCANCODE_CAPSLOCK; ++key) {
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strcpy(vkNames[key], vkPunctNames[key - SDL_SCANCODE_MINUS]);
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}
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for (SDL_Scancode key = SDL_SCANCODE_CAPSLOCK; key <= SDL_SCANCODE_NUMLOCKCLEAR; ++key) {
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inputGetScancodeName(key, vkNames[key], sizeof(vkNames[key]));
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}
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// keypad names
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strcpy(vkNames[SDL_SCANCODE_KP_DIVIDE], "KP_DIVIDE");
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strcpy(vkNames[SDL_SCANCODE_KP_MULTIPLY], "KP_MULTIPLY");
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strcpy(vkNames[SDL_SCANCODE_KP_MINUS], "KP_MINUS");
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strcpy(vkNames[SDL_SCANCODE_KP_PLUS], "KP_PLUS");
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strcpy(vkNames[SDL_SCANCODE_KP_ENTER], "KP_ENTER");
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strcpy(vkNames[SDL_SCANCODE_KP_PERIOD], "KP_PERIOD");
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strcpy(vkNames[SDL_SCANCODE_KP_EQUALS], "KP_EQUALS");
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for (SDL_Scancode key = SDL_SCANCODE_KP_1; key < SDL_SCANCODE_KP_0; ++key) {
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char tmp[8] = "KP_1";
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tmp[3] = '1' + (key - SDL_SCANCODE_KP_1);
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strcpy(vkNames[key], tmp);
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}
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for (SDL_Scancode key = SDL_SCANCODE_LCTRL; key <= SDL_SCANCODE_RGUI; ++key) {
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inputGetScancodeName(key, vkNames[key], sizeof(vkNames[key]));
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}
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// mouse names
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for (u32 vk = VK_MOUSE_BEGIN; vk < VK_JOY1_BEGIN; ++vk) {
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strcpy(vkNames[vk], vkMouseNames[vk - VK_MOUSE_BEGIN]);
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}
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// joystick names
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for (u32 vk = VK_JOY1_BEGIN; vk < VK_TOTAL_COUNT; ++vk) {
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const u32 jidx = (vk - VK_JOY1_BEGIN) / INPUT_MAX_CONTROLLER_BUTTONS;
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const u32 jbtn = (vk - VK_JOY1_BEGIN) % INPUT_MAX_CONTROLLER_BUTTONS;
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strcpy(vkNames[vk], vkJoyNames[jbtn]);
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vkNames[vk][3] = '1' + jidx;
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}
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}
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static inline void inputSaveBinds(void)
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{
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char bindstr[256];
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char keyname[256];
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char secname[] = "Input.Player1.Binds";
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bindstr[sizeof(bindstr) - 1] = '\0';
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for (s32 i = 0; i < MAXCONTROLLERS; ++i) {
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secname[12] = '1' + i;
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for (u32 ck = 0; ck < CK_TOTAL_COUNT; ++ck) {
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snprintf(keyname, sizeof(keyname), "%s.%s", secname, inputGetContKeyName(ck));
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bindstr[0] = '\0';
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for (s32 b = 0; b < MAX_BINDS; ++b) {
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if (binds[i][ck][b]) {
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if (b) {
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strncat(bindstr, ", ", sizeof(bindstr) - 1);
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}
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strncat(bindstr, inputGetKeyName(binds[i][ck][b]), sizeof(bindstr) - 1);
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}
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}
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configSetString(keyname, bindstr[0] ? bindstr : "NONE");
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}
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}
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}
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static inline void inputParseBindString(const s32 ctrl, const u32 ck, char *bindstr)
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{
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// unbind all first
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memset(binds[ctrl][ck], 0, sizeof(binds[ctrl][ck]));
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if (!strcasecmp(bindstr, "NONE")) {
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// explicitly nothing bound
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return;
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}
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const char *tok = strtok(bindstr, ", ");
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while (tok) {
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if (tok[0]) {
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const s32 vk = inputGetKeyByName(tok);
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if (vk > 0) {
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inputKeyBind(ctrl, ck, -1, vk);
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}
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}
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tok = strtok(NULL, ", ");
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}
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}
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static inline void inputLoadBinds(void)
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{
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char secname[] = "Input.Player1.Binds";
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char keyname[256];
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char bindstr[256];
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for (s32 i = 0; i < MAXCONTROLLERS; ++i) {
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secname[12] = '1' + i;
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for (u32 ck = 0; ck < CK_TOTAL_COUNT; ++ck) {
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snprintf(keyname, sizeof(keyname), "%s.%s", secname, inputGetContKeyName(ck));
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const char *cfgstr = configGetString(keyname, "");
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if (cfgstr[0]) {
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strncpy(bindstr, cfgstr, sizeof(bindstr) - 1);
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bindstr[sizeof(bindstr) - 1] = '\0';
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inputParseBindString(i, ck, bindstr);
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}
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}
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}
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}
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void inputSaveConfig(void)
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{
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inputSaveBinds();
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}
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s32 inputInit(void)
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{
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if (!SDL_WasInit(SDL_INIT_GAMECONTROLLER | SDL_INIT_HAPTIC)) {
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SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER | SDL_INIT_HAPTIC);
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}
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SDL_GameControllerUpdate();
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const s32 numJoys = SDL_NumJoysticks();
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connectedMask = 1; // always report first controller as connected
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// if this is set to 1, keyboard will count as a separate controller on its own,
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// so the first connected gamepad will go to player 2 instead of player 1
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const s32 cstart = configGetInt("Input.FirstGamepadNum", 0);
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for (s32 jidx = 0, cidx = cstart; jidx < numJoys && cidx < INPUT_MAX_CONTROLLERS; ++jidx) {
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if (SDL_IsGameController(jidx)) {
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pads[cidx] = SDL_GameControllerOpen(jidx);
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if (pads[cidx]) {
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inputInitController(cidx);
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++cidx;
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}
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}
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}
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// since the main event loop is elsewhere, we can receive some events we need using a watcher
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SDL_AddEventWatch(inputEventFilter, NULL);
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inputInitKeyNames();
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inputSetDefaultKeyBinds();
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mouseEnabled = configGetInt("Input.MouseEnabled", 1);
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mouseSensX = configGetFloat("Input.MouseSpeedX", 1.5f);
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mouseSensY = configGetFloat("Input.MouseSpeedY", 1.5f);
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rumbleScale = configGetFloat("Input.RumbleScale", 0.333f);
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deadzone[0] = configGetInt("Input.LStickDeadzoneX", DEFAULT_DEADZONE);
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deadzone[1] = configGetInt("Input.LStickDeadzoneY", DEFAULT_DEADZONE);
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deadzone[2] = configGetInt("Input.RStickDeadzoneX", DEFAULT_DEADZONE);
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deadzone[3] = configGetInt("Input.RStickDeadzoneY", DEFAULT_DEADZONE_RY);
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stickSens[0] = configGetFloat("Input.LStickScaleX", 1.f);
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stickSens[1] = configGetFloat("Input.LStickScaleY", 1.f);
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stickSens[2] = configGetFloat("Input.RStickScaleX", 1.f);
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stickSens[3] = configGetFloat("Input.RStickScaleY", 1.f);
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stickCButtons = configGetInt("Input.StickCButtons", 1);
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if (configGetInt("Input.SwapSticks", 1)) {
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// invert axis map
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axisMap[0][0] = SDL_CONTROLLER_AXIS_RIGHTX;
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axisMap[0][1] = SDL_CONTROLLER_AXIS_RIGHTY;
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|
axisMap[1][0] = SDL_CONTROLLER_AXIS_LEFTX;
|
|
axisMap[1][1] = SDL_CONTROLLER_AXIS_LEFTY;
|
|
}
|
|
|
|
const s32 overrideMask = (1 << configGetInt("Input.FakeGamepads", 0)) - 1;
|
|
if (overrideMask) {
|
|
connectedMask = overrideMask;
|
|
}
|
|
|
|
inputLoadBinds();
|
|
|
|
return connectedMask;
|
|
}
|
|
|
|
static inline s32 inputBindPressed(const s32 idx, const u32 ck)
|
|
{
|
|
for (s32 i = 0; i < MAX_BINDS; ++i) {
|
|
if (binds[idx][ck][i]) {
|
|
if (inputKeyPressed(binds[idx][ck][i])) {
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static inline s32 inputAxisScale(s32 x, const s32 deadzone, const f32 scale)
|
|
{
|
|
if (abs(x) < deadzone) {
|
|
return 0;
|
|
} else {
|
|
// rescale to fit the non-deadzone range
|
|
if (x < 0) {
|
|
x += deadzone;
|
|
} else {
|
|
x -= deadzone;
|
|
}
|
|
x = x * 32768 / (32768 - deadzone);
|
|
// scale with sensitivity
|
|
x *= scale;
|
|
return (x > 32767) ? 32767 : ((x < -32768) ? -32768 : x);
|
|
}
|
|
}
|
|
|
|
s32 inputReadController(s32 idx, OSContPad *npad)
|
|
{
|
|
if (idx < 0 || idx >= INPUT_MAX_CONTROLLERS || !npad) {
|
|
return -1;
|
|
}
|
|
|
|
npad->button = 0;
|
|
|
|
for (u32 i = 0; i < CONT_NUM_BUTTONS; ++i) {
|
|
if (inputBindPressed(idx, i)) {
|
|
npad->button |= 1U << i;
|
|
}
|
|
}
|
|
|
|
const s32 xdiff = (inputBindPressed(idx, CK_STICK_XPOS) - inputBindPressed(idx, CK_STICK_XNEG));
|
|
const s32 ydiff = (inputBindPressed(idx, CK_STICK_YPOS) - inputBindPressed(idx, CK_STICK_YNEG));
|
|
npad->stick_x = xdiff < 0 ? -0x80 : (xdiff > 0 ? 0x7F : 0);
|
|
npad->stick_y = ydiff < 0 ? -0x80 : (ydiff > 0 ? 0x7F : 0);
|
|
|
|
if (!pads[idx]) {
|
|
return 0;
|
|
}
|
|
|
|
s32 leftX = SDL_GameControllerGetAxis(pads[idx], axisMap[0][0]);
|
|
s32 leftY = SDL_GameControllerGetAxis(pads[idx], axisMap[0][1]);
|
|
s32 rightX = SDL_GameControllerGetAxis(pads[idx], axisMap[1][0]);
|
|
s32 rightY = SDL_GameControllerGetAxis(pads[idx], axisMap[1][1]);
|
|
|
|
leftX = inputAxisScale(leftX, deadzone[axisMap[0][0]], stickSens[axisMap[0][0]]);
|
|
leftY = inputAxisScale(leftY, deadzone[axisMap[0][1]], stickSens[axisMap[0][1]]);
|
|
rightX = inputAxisScale(rightX, deadzone[axisMap[1][0]], stickSens[axisMap[1][0]]);
|
|
rightY = inputAxisScale(rightY, deadzone[axisMap[1][1]], stickSens[axisMap[1][1]]);
|
|
|
|
if (stickCButtons) {
|
|
if (rightX < -0x4000) npad->button |= L_CBUTTONS;
|
|
if (rightX > +0x4000) npad->button |= R_CBUTTONS;
|
|
if (rightY < -0x4000) npad->button |= U_CBUTTONS;
|
|
if (rightY > +0x4000) npad->button |= D_CBUTTONS;
|
|
}
|
|
|
|
if (!npad->stick_x && leftX) {
|
|
npad->stick_x = leftX / 0x100;
|
|
}
|
|
|
|
s32 stickY = -leftY / 0x100;
|
|
if (!npad->stick_y && stickY) {
|
|
npad->stick_y = (stickY == 128) ? 127 : stickY;
|
|
}
|
|
|
|
stickY = -rightY / 0x100;
|
|
npad->rstick_y = (stickY == 128) ? 127 : stickY;
|
|
npad->rstick_x = rightX / 0x100;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static inline void inputUpdateMouse(void)
|
|
{
|
|
s32 mx, my;
|
|
mouseButtons = SDL_GetMouseState(&mx, &my);
|
|
|
|
if (mouseWheel > 0) {
|
|
mouseButtons |= WHEEL_UP_MASK;
|
|
} else if (mouseWheel < 0) {
|
|
mouseButtons |= WHEEL_DN_MASK;
|
|
}
|
|
|
|
mouseWheel = 0;
|
|
|
|
if (mouseLocked) {
|
|
SDL_GetRelativeMouseState(&mouseDX, &mouseDY);
|
|
} else {
|
|
mouseDX = mx - mouseX;
|
|
mouseDY = my - mouseY;
|
|
}
|
|
|
|
mouseX = mx;
|
|
mouseY = my;
|
|
|
|
if (!mouseLocked && (mouseButtons & SDL_BUTTON_LMASK)) {
|
|
inputLockMouse(1);
|
|
} else if (mouseLocked && inputKeyPressed(VK_ESCAPE)) {
|
|
inputLockMouse(0);
|
|
}
|
|
}
|
|
|
|
void inputUpdate(void)
|
|
{
|
|
SDL_GameControllerUpdate();
|
|
|
|
if (mouseEnabled) {
|
|
inputUpdateMouse();
|
|
}
|
|
}
|
|
|
|
s32 inputControllerConnected(s32 idx)
|
|
{
|
|
if (idx < 0 || idx >= INPUT_MAX_CONTROLLERS) {
|
|
return 0;
|
|
}
|
|
return pads[idx] || (connectedMask & (1 << idx));
|
|
}
|
|
|
|
s32 inputRumbleSupported(s32 idx)
|
|
{
|
|
if (idx < 0 || idx >= INPUT_MAX_CONTROLLERS) {
|
|
return 0;
|
|
}
|
|
return rumbleSupported[idx];
|
|
}
|
|
|
|
void inputRumble(s32 idx, f32 strength, f32 time)
|
|
{
|
|
if (idx < 0 || idx >= INPUT_MAX_CONTROLLERS || !pads[idx]) {
|
|
return;
|
|
}
|
|
|
|
if (rumbleSupported[idx]) {
|
|
if (strength <= 0.f) {
|
|
strength = 0.f;
|
|
time = 0.f;
|
|
} else {
|
|
strength *= 65535.f;
|
|
time *= 1000.f;
|
|
}
|
|
SDL_GameControllerRumble(pads[idx], (u16)strength, (u16)strength, (u32)time);
|
|
}
|
|
}
|
|
|
|
s32 inputControllerMask(void)
|
|
{
|
|
return connectedMask;
|
|
}
|
|
|
|
void inputKeyBind(s32 idx, u32 ck, s32 bind, u32 vk)
|
|
{
|
|
if (idx < 0 || idx >= INPUT_MAX_CONTROLLERS || bind >= MAX_BINDS || ck >= CK_TOTAL_COUNT) {
|
|
return;
|
|
}
|
|
|
|
if (bind < 0) {
|
|
for (s32 i = 0; i < MAX_BINDS; ++i) {
|
|
if (binds[idx][ck][i] == 0) {
|
|
bind = i;
|
|
break;
|
|
}
|
|
}
|
|
if (bind < 0) {
|
|
bind = MAX_BINDS - 1; // just overwrite last
|
|
}
|
|
}
|
|
|
|
binds[idx][ck][bind] = vk;
|
|
}
|
|
|
|
s32 inputKeyPressed(u32 vk)
|
|
{
|
|
if (vk >= VK_KEYBOARD_BEGIN && vk < VK_MOUSE_BEGIN) {
|
|
const u8 *state = SDL_GetKeyboardState(NULL);
|
|
return state[vk - VK_KEYBOARD_BEGIN];
|
|
} else if (vk >= VK_MOUSE_BEGIN && vk < VK_JOY_BEGIN) {
|
|
return mouseButtons & SDL_BUTTON(vk - VK_MOUSE_BEGIN + 1);
|
|
} else if (vk >= VK_JOY_BEGIN && vk < VK_TOTAL_COUNT) {
|
|
vk -= VK_JOY_BEGIN;
|
|
const s32 idx = vk / INPUT_MAX_CONTROLLER_BUTTONS;
|
|
if (idx < 0 || idx >= INPUT_MAX_CONTROLLERS || !pads[idx]) {
|
|
return 0;
|
|
}
|
|
vk = vk % INPUT_MAX_CONTROLLER_BUTTONS;
|
|
// triggers
|
|
if (vk == 30 || vk == 31) {
|
|
const s32 trig = SDL_CONTROLLER_AXIS_TRIGGERLEFT + vk - 30;
|
|
return SDL_GameControllerGetAxis(pads[idx], trig) > TRIG_THRESHOLD;
|
|
}
|
|
return SDL_GameControllerGetButton(pads[idx], vk);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static inline u16 inputContToContKey(const u16 cont)
|
|
{
|
|
if (cont == 0) {
|
|
return 0;
|
|
}
|
|
// just a log2 to convert CONT_* to their indices
|
|
return 32 - __builtin_clz(cont - 1);
|
|
}
|
|
|
|
s32 inputButtonPressed(s32 idx, u16 contbtn)
|
|
{
|
|
if (idx < 0 || idx >= INPUT_MAX_CONTROLLERS) {
|
|
return 0;
|
|
}
|
|
|
|
return inputBindPressed(idx, inputContToContKey(contbtn));
|
|
}
|
|
|
|
void inputLockMouse(s32 lock)
|
|
{
|
|
mouseLocked = !!lock;
|
|
SDL_SetRelativeMouseMode(mouseLocked);
|
|
}
|
|
|
|
s32 inputMouseIsLocked(void)
|
|
{
|
|
return mouseLocked;
|
|
}
|
|
|
|
void inputMouseGetPosition(s32 *x, s32 *y)
|
|
{
|
|
if (x) *x = mouseX * videoGetNativeWidth() / videoGetWidth();
|
|
if (y) *y = mouseY * videoGetNativeHeight() / videoGetHeight();
|
|
}
|
|
|
|
void inputMouseGetRawDelta(s32 *dx, s32 *dy)
|
|
{
|
|
if (dx) *dx = mouseDX;
|
|
if (dy) *dy = mouseDY;
|
|
}
|
|
|
|
void inputMouseGetScaledDelta(f32 *dx, f32 *dy)
|
|
{
|
|
f32 mdx, mdy;
|
|
if (mouseLocked) {
|
|
mdx = mouseSensX * (f32)mouseDX / 100.0f;
|
|
mdy = mouseSensY * (f32)mouseDY / 100.0f;
|
|
} else {
|
|
mdx = 0.f;
|
|
mdy = 0.f;
|
|
}
|
|
if (dx) *dx = mdx;
|
|
if (dy) *dy = mdy;
|
|
}
|
|
|
|
const char *inputGetContKeyName(u32 ck)
|
|
{
|
|
if (ck >= CK_TOTAL_COUNT) {
|
|
return "";
|
|
}
|
|
return ckNames[ck];
|
|
}
|
|
|
|
s32 inputGetContKeyByName(const char *name)
|
|
{
|
|
for (u32 i = 0; i < CK_TOTAL_COUNT; ++i) {
|
|
if (!strcmp(name, ckNames[i])) {
|
|
return i;
|
|
}
|
|
}
|
|
fprintf(stderr, "unknown bind name: `%s`\n", name);
|
|
return -1;
|
|
}
|
|
|
|
const char *inputGetKeyName(s32 vk)
|
|
{
|
|
if (vk < 0 || vk >= VK_TOTAL_COUNT) {
|
|
vk = 0;
|
|
}
|
|
if (!vkNames[vk][0]) {
|
|
snprintf(vkNames[vk], sizeof(vkNames[vk]), "UNKNOWN%d", vk);
|
|
}
|
|
return vkNames[vk];
|
|
}
|
|
|
|
s32 inputGetKeyByName(const char *name)
|
|
{
|
|
s32 start = 0;
|
|
s32 end = 0;
|
|
|
|
if (!strncmp(name, "JOY", 3) && isdigit(name[3])) {
|
|
const s32 idx = name[3] - '1';
|
|
if (idx >= 0 && idx < INPUT_MAX_CONTROLLERS) {
|
|
start = VK_JOY1_BEGIN + idx * INPUT_MAX_CONTROLLER_BUTTONS;
|
|
end = start + INPUT_MAX_CONTROLLER_BUTTONS;
|
|
}
|
|
} else if (!strncmp(name, "MOUSE", 5)) {
|
|
start = VK_MOUSE_BEGIN;
|
|
end = VK_JOY1_BEGIN;
|
|
} else if (!strncmp(name, "UNKNOWN", 7) && isdigit(name[7])) {
|
|
const s32 key = atoi(name + 7);
|
|
if (key >= 0 && key < VK_TOTAL_COUNT) {
|
|
return key;
|
|
}
|
|
} else {
|
|
end = VK_MOUSE_BEGIN;
|
|
}
|
|
|
|
for (s32 i = start; i < end; ++i) {
|
|
if (!strcmp(vkNames[i], name)) {
|
|
return i;
|
|
}
|
|
}
|
|
|
|
fprintf(stderr, "unknown key name: `%s`\n", name);
|
|
|
|
return -1;
|
|
}
|