115 lines
3.4 KiB
Java
115 lines
3.4 KiB
Java
package engine.input;
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import engine.math.Vector3f;
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import java.nio.ByteBuffer;
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import java.nio.FloatBuffer;
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import static engine.input.InputConst.*;
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import static org.lwjgl.glfw.GLFW.*;
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/* Buttons
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0 : Croix / A
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1: rond /B
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2: carré / X
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3: triangle / Y
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4: L1 / LB
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5: R1 / RB
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6:select
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7:start
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8:L3
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9:R3
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10: haut
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11: droite
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12: bas
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13: gauche
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*/
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/* Axes
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0 : left X axe ( right : 1 left -1)
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1: left Y axe ( down : 1 , Up -1)
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2: right X axe ( right : 1 left -1)
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3: right Y axe ( down : 1 , Up -1)
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4:L2 / LT : 1 active, -1 unactive
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5: R2 /RT : 1 active, -1 unactive
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*/
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public class GamepadInput {
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private final int gamepadNum;
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private ByteBuffer gamepadButton;
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private FloatBuffer gamepadAxes;
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public GamepadInput (int gamepadNum){
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this.gamepadNum = gamepadNum;
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this.gamepadAxes = null;
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this.gamepadButton = null;
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}
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public void inputRefresh() {
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this.gamepadButton = glfwGetJoystickButtons(this.gamepadNum);
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this.gamepadAxes = glfwGetJoystickAxes(this.gamepadNum);
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assert gamepadAxes != null;
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assert gamepadButton != null;
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}
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public boolean checkPressed(int keyCode){
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this.gamepadButton = glfwGetJoystickButtons(this.gamepadNum);
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assert gamepadButton != null;
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return gamepadButton.get(keyCode) == 1;
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}
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/**
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* Envoie la position du stick pointé par axisId sous forme de direction général (9 directions)
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* @param axisId l'identifiant du joystick (AXE X)
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* @return la direction du stick valeur possible : RIGHT, UPPER_RIGHT, UP, UPPER_LEFT, LEFT, LOWER_LEFT, DOWN, LOWER_RIGHT, CENTER;
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*/
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public int getAxisDiscreet(int axisId){
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float x = gamepadAxes.get(axisId);
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float y = gamepadAxes.get(axisId + 1);
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float magnitude = (float) Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2));
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float angle = (float) Math.toDegrees(2 * Math.atan(y /(x + magnitude)));
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if (magnitude < 0.3) return CENTER;
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if (angle < 22.5 && angle > -22.5) return RIGHT;
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else if (angle > -67.5 && angle < -22.5) return UPPER_RIGHT;
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else if (angle > -112.5 && angle < -67.5) return UP_STICK;
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else if (angle > -157.5 && angle < -112.5) return UPPER_LEFT;
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else if (angle < -157.5 || angle > 157.5) return LEFT;
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else if (angle < 157.5 && angle > 112.5) return LOWER_LEFT;
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else if (angle < 112.5 && angle > 67.5) return DOWN_STICK;
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else if (angle < 67.5 && angle > 22.5) return LOWER_RIGHT;
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return -1; // TEST
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}
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/**
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* Envoie la position du stick pointé par axisID (AXE X) sous forme de Vecteur
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* @param axisId l'identifiant du joystick (AXE X)
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* @return un Vecteur représentant la position actuel du joystick
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*/
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public Vector3f getAxisContinuous(int axisId){
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float x = gamepadAxes.get(axisId);
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float y = gamepadAxes.get(axisId + 1);
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if (x < 0.1 && x > -0.1) x = 0;
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if (y < 0.1 && y > -0.1) y = 0;
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System.out.println("x: " + x + " y: " + y);
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return new Vector3f(x,y);
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}
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public String getGamepadName(){
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return glfwGetGamepadName(this.gamepadNum);
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}
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}
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