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/************************************************************************************
Filename : Gamepad.h
Content : Cross platform Gamepad interface.
Created : May 6, 2013
Authors : Lee Cooper
Copyright : Copyright 2012 Oculus VR, Inc. All Rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
************************************************************************************/
#ifndef OVR_Gamepad_h
#define OVR_Gamepad_h
#include <OVR_Kernel.h>
namespace OVR { namespace OvrPlatform {
// Buttons on a typical gamepad controller.
enum GamepadButtons
{
Gamepad_A = 0x1000,
Gamepad_CROSS = 0x1000,
Gamepad_B = 0x2000,
Gamepad_CIRCLE = 0x2000,
Gamepad_X = 0x4000,
Gamepad_SQUARE = 0x4000,
Gamepad_Y = 0x8000,
Gamepad_TRIANGLE = 0x8000,
Gamepad_Up = 0x0001,
Gamepad_Down = 0x0002,
Gamepad_Left = 0x0004,
Gamepad_Right = 0x0008,
Gamepad_Start = 0x0010,
Gamepad_Back = 0x0020,
Gamepad_LStick = 0x0040,
Gamepad_RStick = 0x0080,
Gamepad_L1 = 0x0100,
Gamepad_R1 = 0x0200,
};
//-------------------------------------------------------------------------------------
// ***** GamepadState
// Describes the state of the controller buttons and analog inputs.
struct GamepadState
{
uint32_t Buttons; // Bitfield representing button state.
float LX; // Left stick X axis [-1,1]
float LY; // Left stick Y axis [-1,1]
float RX; // Right stick X axis [-1,1]
float RY; // Right stick Y axis [-1,1]
float LT; // Left trigger [0,1]
float RT; // Right trigger [0,1]
GamepadState() : Buttons(0), LX(0), LY(0), RX(0), RY(0), LT(0), RT(0) {}
bool operator==(const GamepadState& b) const
{
return Buttons == b.Buttons && LX == b.LX && LY == b.LY && RX == b.RX && RY == b.RY && LT == b.LT && RT == b.RT;
}
bool operator!=(const GamepadState& b) const
{
return !(*this == b);
}
void Debug() const
{
OVR_DEBUG_LOG(("Buttons:0x%4x LX:%.2f LY:%.2f RX:%.2f RY:%.2f LT:%.2f RT:%.2f", Buttons, LX, LY, RX, RY, LT, RT));
}
};
//-------------------------------------------------------------------------------------
// ***** GamepadManager
// GamepadManager provides a cross platform interface for accessing gamepad controller
// state.
class GamepadManager : public RefCountBase<GamepadManager>
{
public:
// Get the number of connected gamepads.
virtual uint32_t GetGamepadCount() = 0;
// Get the state of the gamepad with a given index.
virtual bool GetGamepadState(uint32_t index, GamepadState* pState) = 0;
};
}} // OVR::OvrPlatform
#endif // OVR_Gamepad_h
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