Add vibration test button to core_input_gamepad (#5362)

Author: und3f

examples/core/core_input_gamepad.c

@@ -72,6 +72,8 @@ int main(void)
 
             if (IsKeyPressed(KEY_LEFT) && gamepad > 0) gamepad--;
             if (IsKeyPressed(KEY_RIGHT)) gamepad++;
+            Vector2 mousePosition = GetMousePosition();
+            bool mousePressed = IsMouseButtonPressed(MOUSE_BUTTON_LEFT);
 
             if (IsGamepadAvailable(gamepad))
             {
@@ -262,6 +264,14 @@ int main(void)
                     DrawText(TextFormat("AXIS %i: %.02f", i, GetGamepadAxisMovement(gamepad, i)), 20, 70 + 20*i, 10, DARKGRAY);
                 }
 
+                Rectangle vibrateButton = (Rectangle){10, 70 + 20*GetGamepadAxisCount(gamepad) + 20, 75, 10};
+                if (mousePressed && CheckCollisionPointRec(mousePosition, vibrateButton)){
+                  SetGamepadVibration(gamepad, 1.0, 1.0, 1.0);
+                }
+                DrawRectangleRec(vibrateButton, SKYBLUE);
+
+                DrawText("VIBRATE", vibrateButton.x + 14, vibrateButton.y + 1, 10, DARKGRAY);
+
                 if (GetGamepadButtonPressed() != GAMEPAD_BUTTON_UNKNOWN) DrawText(TextFormat("DETECTED BUTTON: %i", GetGamepadButtonPressed()), 10, 430, 10, RED);
                 else DrawText("DETECTED BUTTON: NONE", 10, 430, 10, GRAY);
             }