Files
simple64/simple64-input-raphnetraw/src/plugin_front.c
T
2022-09-01 07:21:39 -06:00

332 lines
12 KiB
C

/* mupen64plus-input-raphnetraw
*
* Copyright (C) 2016 Raphael Assenat
*
* An input plugin that lets the game under emulation communicate with
* the controllers directly using the direct controller communication
* feature of raphnet V3 adapters[1].
*
* [1] http://www.raphnet.net/electronique/gcn64_usb_adapter_gen3/index_en.php
*
* Based on the Mupen64plus-input-sdl plugin (original banner below)
*/
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Mupen64plus-input-sdl - plugin.c *
* Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ *
* Copyright (C) 2008-2011 Richard Goedeken *
* Copyright (C) 2008 Tillin9 *
* Copyright (C) 2002 Blight *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#define M64P_PLUGIN_PROTOTYPES 1
#include "config.h"
#include "m64p_common.h"
#include "m64p_config.h"
#include "m64p_plugin.h"
#include "m64p_types.h"
#include "osal_dynamiclib.h"
#include "plugin_front.h"
#include "plugin_back.h"
#include "version.h"
#ifdef __linux__
#endif /* __linux__ */
#include <errno.h>
#define MAX_CONTROLLERS 4
#ifdef PORTS_1_AND_4
static int emu2adap_portmap[MAX_CONTROLLERS] = { 0, 2, 3, 1 };
#undef PLUGIN_NAME
#define PLUGIN_NAME "raphnetraw ports 1 and 4"
#else
static int emu2adap_portmap[MAX_CONTROLLERS] = { 0, 1, 2, 3 };
#endif
#define EMU_2_ADAP_PORT(a) ((a) == -1 ? -1 : emu2adap_portmap[a])
#if 0
/* definitions of pointers to Core config functions */
ptr_ConfigOpenSection ConfigOpenSection = NULL;
ptr_ConfigDeleteSection ConfigDeleteSection = NULL;
ptr_ConfigSaveSection ConfigSaveSection = NULL;
ptr_ConfigListParameters ConfigListParameters = NULL;
ptr_ConfigSaveFile ConfigSaveFile = NULL;
ptr_ConfigSetParameter ConfigSetParameter = NULL;
ptr_ConfigGetParameter ConfigGetParameter = NULL;
ptr_ConfigGetParameterHelp ConfigGetParameterHelp = NULL;
ptr_ConfigSetDefaultInt ConfigSetDefaultInt = NULL;
ptr_ConfigSetDefaultFloat ConfigSetDefaultFloat = NULL;
ptr_ConfigSetDefaultBool ConfigSetDefaultBool = NULL;
ptr_ConfigSetDefaultString ConfigSetDefaultString = NULL;
ptr_ConfigGetParamInt ConfigGetParamInt = NULL;
ptr_ConfigGetParamFloat ConfigGetParamFloat = NULL;
ptr_ConfigGetParamBool ConfigGetParamBool = NULL;
ptr_ConfigGetParamString ConfigGetParamString = NULL;
ptr_ConfigGetSharedDataFilepath ConfigGetSharedDataFilepath = NULL;
ptr_ConfigGetUserConfigPath ConfigGetUserConfigPath = NULL;
ptr_ConfigGetUserDataPath ConfigGetUserDataPath = NULL;
ptr_ConfigGetUserCachePath ConfigGetUserCachePath = NULL;
#endif
/* static data definitions */
static void (*l_DebugCallback)(void *, int, const char *) = NULL;
static void *l_DebugCallContext = NULL;
static int l_PluginInit = 0;
/* Global functions */
static void DebugMessage(int level, const char *message, ...)
{
char msgbuf[1024];
va_list args;
if (!l_DebugCallback) {
printf("No debug callback!\n");
return;
}
va_start(args, message);
vsnprintf(msgbuf, sizeof(msgbuf), message, args);
(*l_DebugCallback)(l_DebugCallContext, level, msgbuf);
va_end(args);
}
/* Mupen64Plus plugin functions */
EXPORT m64p_error CALL PluginStartup(m64p_dynlib_handle CoreLibHandle, void *Context,
void (*DebugCallback)(void *, int, const char *))
{
ptr_CoreGetAPIVersions CoreAPIVersionFunc;
int ConfigAPIVersion, DebugAPIVersion, VidextAPIVersion;
if (l_PluginInit) {
return M64ERR_ALREADY_INIT;
}
l_DebugCallback = DebugCallback;
l_DebugCallContext = Context;
/* attach and call the CoreGetAPIVersions function, check Config API version for compatibility */
CoreAPIVersionFunc = (ptr_CoreGetAPIVersions) osal_dynlib_getproc(CoreLibHandle, "CoreGetAPIVersions");
if (CoreAPIVersionFunc == NULL)
{
DebugMessage(M64MSG_ERROR, "Core emulator broken; no CoreAPIVersionFunc() function found.");
return M64ERR_INCOMPATIBLE;
}
(*CoreAPIVersionFunc)(&ConfigAPIVersion, &DebugAPIVersion, &VidextAPIVersion, NULL);
if ((ConfigAPIVersion & 0xffff0000) != (CONFIG_API_VERSION & 0xffff0000) || ConfigAPIVersion < CONFIG_API_VERSION)
{
DebugMessage(M64MSG_ERROR, "Emulator core Config API (v%i.%i.%i) incompatible with plugin (v%i.%i.%i)",
VERSION_PRINTF_SPLIT(ConfigAPIVersion), VERSION_PRINTF_SPLIT(CONFIG_API_VERSION));
return M64ERR_INCOMPATIBLE;
}
#if 0
/* Get the core config function pointers from the library handle */
ConfigOpenSection = (ptr_ConfigOpenSection) osal_dynlib_getproc(CoreLibHandle, "ConfigOpenSection");
ConfigDeleteSection = (ptr_ConfigDeleteSection) osal_dynlib_getproc(CoreLibHandle, "ConfigDeleteSection");
ConfigSaveFile = (ptr_ConfigSaveFile) osal_dynlib_getproc(CoreLibHandle, "ConfigSaveFile");
ConfigSaveSection = (ptr_ConfigSaveSection) osal_dynlib_getproc(CoreLibHandle, "ConfigSaveSection");
ConfigListParameters = (ptr_ConfigListParameters) osal_dynlib_getproc(CoreLibHandle, "ConfigListParameters");
ConfigSetParameter = (ptr_ConfigSetParameter) osal_dynlib_getproc(CoreLibHandle, "ConfigSetParameter");
ConfigGetParameter = (ptr_ConfigGetParameter) osal_dynlib_getproc(CoreLibHandle, "ConfigGetParameter");
ConfigSetDefaultInt = (ptr_ConfigSetDefaultInt) osal_dynlib_getproc(CoreLibHandle, "ConfigSetDefaultInt");
ConfigSetDefaultFloat = (ptr_ConfigSetDefaultFloat) osal_dynlib_getproc(CoreLibHandle, "ConfigSetDefaultFloat");
ConfigSetDefaultBool = (ptr_ConfigSetDefaultBool) osal_dynlib_getproc(CoreLibHandle, "ConfigSetDefaultBool");
ConfigSetDefaultString = (ptr_ConfigSetDefaultString) osal_dynlib_getproc(CoreLibHandle, "ConfigSetDefaultString");
ConfigGetParamInt = (ptr_ConfigGetParamInt) osal_dynlib_getproc(CoreLibHandle, "ConfigGetParamInt");
ConfigGetParamFloat = (ptr_ConfigGetParamFloat) osal_dynlib_getproc(CoreLibHandle, "ConfigGetParamFloat");
ConfigGetParamBool = (ptr_ConfigGetParamBool) osal_dynlib_getproc(CoreLibHandle, "ConfigGetParamBool");
ConfigGetParamString = (ptr_ConfigGetParamString) osal_dynlib_getproc(CoreLibHandle, "ConfigGetParamString");
ConfigGetSharedDataFilepath = (ptr_ConfigGetSharedDataFilepath) osal_dynlib_getproc(CoreLibHandle, "ConfigGetSharedDataFilepath");
ConfigGetUserConfigPath = (ptr_ConfigGetUserConfigPath) osal_dynlib_getproc(CoreLibHandle, "ConfigGetUserConfigPath");
ConfigGetUserDataPath = (ptr_ConfigGetUserDataPath) osal_dynlib_getproc(CoreLibHandle, "ConfigGetUserDataPath");
ConfigGetUserCachePath = (ptr_ConfigGetUserCachePath) osal_dynlib_getproc(CoreLibHandle, "ConfigGetUserCachePath");
if (!ConfigOpenSection || !ConfigDeleteSection || !ConfigSaveFile || !ConfigSaveSection || !ConfigSetParameter || !ConfigGetParameter ||
!ConfigSetDefaultInt || !ConfigSetDefaultFloat || !ConfigSetDefaultBool || !ConfigSetDefaultString ||
!ConfigGetParamInt || !ConfigGetParamFloat || !ConfigGetParamBool || !ConfigGetParamString ||
!ConfigGetSharedDataFilepath || !ConfigGetUserConfigPath || !ConfigGetUserDataPath || !ConfigGetUserCachePath)
{
DebugMessage(M64MSG_ERROR, "Couldn't connect to Core configuration functions");
return M64ERR_INCOMPATIBLE;
}
#endif
pb_init(DebugMessage);
l_PluginInit = 1;
return M64ERR_SUCCESS;
}
EXPORT m64p_error CALL PluginShutdown(void)
{
if (!l_PluginInit) {
return M64ERR_NOT_INIT;
}
/* reset some local variables */
l_DebugCallback = NULL;
l_DebugCallContext = NULL;
pb_shutdown();
l_PluginInit = 0;
return M64ERR_SUCCESS;
}
EXPORT m64p_error CALL PluginGetVersion(m64p_plugin_type *PluginType, int *PluginVersion, int *APIVersion, const char **PluginNamePtr, int *Capabilities)
{
/* set version info */
if (PluginType != NULL)
*PluginType = M64PLUGIN_INPUT;
if (PluginVersion != NULL)
*PluginVersion = PLUGIN_VERSION;
if (APIVersion != NULL)
*APIVersion = INPUT_PLUGIN_API_VERSION;
if (PluginNamePtr != NULL)
*PluginNamePtr = PLUGIN_NAME;
if (Capabilities != NULL)
{
*Capabilities = 0;
}
return M64ERR_SUCCESS;
}
/******************************************************************
Function: InitiateControllers
Purpose: This function initialises how each of the controllers
should be handled.
input: - The handle to the main window.
- A controller structure that needs to be filled for
the emulator to know how to handle each controller.
output: none
*******************************************************************/
EXPORT void CALL InitiateControllers(CONTROL_INFO ControlInfo)
{
int i, n_controllers, adap_port;
n_controllers = pb_scanControllers();
if (n_controllers <= 0) {
DebugMessage(PB_MSG_ERROR, "No adapters detected\n");
return;
}
for (i=0; i<MAX_CONTROLLERS; i++) {
adap_port = EMU_2_ADAP_PORT(i);
if (adap_port < n_controllers) {
ControlInfo.Controls[i].RawData = 1;
/* Setting this is currently required or we
* won't be called at all.
*
* Look at pif.c update_pif_write() to see why.
*/
ControlInfo.Controls[i].Present = 1;
}
}
DebugMessage(PB_MSG_INFO, "%s version %i.%i.%i %s(compiled "__DATE__" "__TIME__") initialized.", PLUGIN_NAME, VERSION_PRINTF_SPLIT(PLUGIN_VERSION),
#ifdef _DEBUG
"DEBUG "
#else
""
#endif
);
}
/******************************************************************
Function: ReadController
Purpose: To process the raw data in the pif ram that is about to
be read.
input: - Controller Number (0 to 3) and -1 signalling end of
processing the pif ram.
- Pointer of data to be processed.
output: none
note: This function is only needed if the DLL is allowing raw
data.
*******************************************************************/
EXPORT void CALL ReadController(int Control, unsigned char *Command)
{
pb_readController(EMU_2_ADAP_PORT(Control), Command);
}
EXPORT void CALL ControllerCommand(int Control, unsigned char *Command)
{
pb_controllerCommand(EMU_2_ADAP_PORT(Control), Command);
}
EXPORT void CALL GetKeys( int Control, BUTTONS *Keys )
{
}
EXPORT void CALL RomClosed(void)
{
pb_romClosed();
}
EXPORT int CALL RomOpen(void)
{
pb_romOpen();
return 1;
}
/******************************************************************
Function: SDL_KeyDown
Purpose: To pass the SDL_KeyDown message from the emulator to the
plugin.
input: keymod and keysym of the SDL_KEYDOWN message.
output: none
*******************************************************************/
EXPORT void CALL SDL_KeyDown(int keymod, int keysym)
{
}
/******************************************************************
Function: SDL_KeyUp
Purpose: To pass the SDL_KeyUp message from the emulator to the
plugin.
input: keymod and keysym of the SDL_KEYUP message.
output: none
*******************************************************************/
EXPORT void CALL SDL_KeyUp(int keymod, int keysym)
{
}