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https://github.com/ekeeke/Genesis-Plus-GX.git
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160 lines
6.9 KiB
C
160 lines
6.9 KiB
C
/***************************************************************************************
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* Genesis Plus
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* Input peripherals support
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*
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* Copyright (C) 1998-2003 Charles Mac Donald (original code)
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* Copyright (C) 2007-2016 Eke-Eke (Genesis Plus GX)
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*
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* Redistribution and use of this code or any derivative works are permitted
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* provided that the following conditions are met:
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*
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* - Redistributions may not be sold, nor may they be used in a commercial
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* product or activity.
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*
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* - Redistributions that are modified from the original source must include the
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* complete source code, including the source code for all components used by a
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* binary built from the modified sources. However, as a special exception, the
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* source code distributed need not include anything that is normally distributed
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* (in either source or binary form) with the major components (compiler, kernel,
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* and so on) of the operating system on which the executable runs, unless that
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* component itself accompanies the executable.
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*
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* - Redistributions must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************************/
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#ifndef _INPUT_H_
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#define _INPUT_H_
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/* Max. number of devices */
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#define MAX_DEVICES (8)
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/* Ports configuration */
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#define NO_SYSTEM (0) /* unconnected port*/
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#define SYSTEM_GAMEPAD (1) /* 2-buttons, 3-buttons or 6-buttons Control Pad */
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#define SYSTEM_MOUSE (2) /* Sega Mouse (only supported in either port A or port B) */
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#define SYSTEM_MENACER (3) /* Sega Menacer (only supported in port B) */
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#define SYSTEM_JUSTIFIER (4) /* Konami Justifiers (only supported in port B) */
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#define SYSTEM_XE_1AP (5) /* XE-1AP analog controller */
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#define SYSTEM_ACTIVATOR (6) /* Sega Activator */
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#define SYSTEM_LIGHTPHASER (7) /* Sega Light Phaser */
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#define SYSTEM_PADDLE (8) /* Sega Paddle Control */
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#define SYSTEM_SPORTSPAD (9) /* Sega Sports Pad */
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#define SYSTEM_GRAPHIC_BOARD (10) /* Sega Graphic Board */
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#define SYSTEM_MASTERTAP (11) /* Multi Tap -- Furrtek's Master Tap (unofficial) */
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#define SYSTEM_TEAMPLAYER (12) /* Multi Tap -- Sega TeamPlayer */
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#define SYSTEM_WAYPLAY (13) /* Multi Tap -- EA 4-Way Play (use both ports) */
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/* Device type */
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#define NO_DEVICE (0xff) /* unconnected device (fixed ID for Team Player) */
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#define DEVICE_PAD3B (0x00) /* 3-buttons Control Pad (fixed ID for Team Player)*/
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#define DEVICE_PAD6B (0x01) /* 6-buttons Control Pad (fixed ID for Team Player) */
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#define DEVICE_PAD2B (0x02) /* 2-buttons Control Pad */
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#define DEVICE_MOUSE (0x03) /* Sega Mouse */
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#define DEVICE_LIGHTGUN (0x04) /* Sega Light Phaser, Menacer or Konami Justifiers */
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#define DEVICE_PADDLE (0x05) /* Sega Paddle Control */
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#define DEVICE_SPORTSPAD (0x06) /* Sega Sports Pad */
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#define DEVICE_GRAPHIC_BOARD (0x07) /* Sega Graphic Board */
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#define DEVICE_PICO (0x08) /* PICO tablet */
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#define DEVICE_TEREBI (0x09) /* Terebi Oekaki tablet */
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#define DEVICE_XE_1AP (0x0a) /* XE-1AP analog controller */
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#define DEVICE_ACTIVATOR (0x0b) /* Activator */
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/* Default Input bitmasks */
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#define INPUT_MODE (0x0800)
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#define INPUT_X (0x0400)
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#define INPUT_Y (0x0200)
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#define INPUT_Z (0x0100)
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#define INPUT_START (0x0080)
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#define INPUT_A (0x0040)
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#define INPUT_C (0x0020)
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#define INPUT_B (0x0010)
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#define INPUT_RIGHT (0x0008)
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#define INPUT_LEFT (0x0004)
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#define INPUT_DOWN (0x0002)
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#define INPUT_UP (0x0001)
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/* Master System specific bitmasks */
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#define INPUT_BUTTON2 (0x0020)
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#define INPUT_BUTTON1 (0x0010)
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/* Mega Mouse specific bitmask */
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#define INPUT_MOUSE_CENTER (0x0040)
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#define INPUT_MOUSE_RIGHT (0x0020)
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#define INPUT_MOUSE_LEFT (0x0010)
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/* Pico hardware specific bitmask */
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#define INPUT_PICO_PEN (0x0080)
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#define INPUT_PICO_RED (0x0010)
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/* XE-1AP specific bitmask */
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#define INPUT_XE_E1 (0x2000)
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#define INPUT_XE_E2 (0x1000)
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#define INPUT_XE_START (0x0800)
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#define INPUT_XE_SELECT (0x0400)
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#define INPUT_XE_A (0x0200)
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#define INPUT_XE_B (0x0100)
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#define INPUT_XE_A2 (0x0080)
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#define INPUT_XE_B2 (0x0040)
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#define INPUT_XE_C (0x0020)
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#define INPUT_XE_D (0x0010)
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/* Activator specific bitmasks */
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#define INPUT_ACTIVATOR_8U (0x8000)
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#define INPUT_ACTIVATOR_8L (0x4000)
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#define INPUT_ACTIVATOR_7U (0x2000)
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#define INPUT_ACTIVATOR_7L (0x1000)
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#define INPUT_ACTIVATOR_6U (0x0800)
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#define INPUT_ACTIVATOR_6L (0x0400)
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#define INPUT_ACTIVATOR_5U (0x0200)
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#define INPUT_ACTIVATOR_5L (0x0100)
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#define INPUT_ACTIVATOR_4U (0x0080)
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#define INPUT_ACTIVATOR_4L (0x0040)
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#define INPUT_ACTIVATOR_3U (0x0020)
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#define INPUT_ACTIVATOR_3L (0x0010)
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#define INPUT_ACTIVATOR_2U (0x0008)
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#define INPUT_ACTIVATOR_2L (0x0004)
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#define INPUT_ACTIVATOR_1U (0x0002)
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#define INPUT_ACTIVATOR_1L (0x0001)
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/* Graphic Board specific bitmasks */
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#define INPUT_GRAPHIC_PEN (0x0004)
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#define INPUT_GRAPHIC_DO (0x0002)
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#define INPUT_GRAPHIC_MENU (0x0001)
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typedef struct
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{
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uint8 system[2]; /* can be one of the SYSTEM_* values */
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uint8 dev[MAX_DEVICES]; /* can be one of the DEVICE_* values */
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uint16 pad[MAX_DEVICES]; /* digital inputs (any of INPUT_* values) */
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int16 analog[MAX_DEVICES][2]; /* analog inputs (x/y) */
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int x_offset; /* gun horizontal offset */
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int y_offset; /* gun vertical offset */
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} t_input;
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/* Global variables */
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extern t_input input;
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extern int old_system[2];
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/* Function prototypes */
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extern void input_init(void);
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extern void input_reset(void);
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extern void input_refresh(void);
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extern void input_end_frame(unsigned int cycles);
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#endif
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