implement gamebridge in the game code

This commit is contained in:
Cadey Ratio 2020-05-08 16:59:08 -04:00
parent cc11d483cb
commit 7be9a1aef6
5 changed files with 82 additions and 0 deletions

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@ -29,6 +29,7 @@ struct ConfigOption {
/*
*Config options and default values
*/
bool configGameBridge = false;
bool configFullscreen = false;
// Keyboard mappings (scancode values)
unsigned int configKeyA = 0x26;
@ -47,6 +48,7 @@ unsigned int configKeyStickRight = 0x20;
static const struct ConfigOption options[] = {
{.name = "gamebridge", .type = CONFIG_TYPE_BOOL, .boolValue = &configGameBridge},
{.name = "fullscreen", .type = CONFIG_TYPE_BOOL, .boolValue = &configFullscreen},
{.name = "key_a", .type = CONFIG_TYPE_UINT, .uintValue = &configKeyA},
{.name = "key_b", .type = CONFIG_TYPE_UINT, .uintValue = &configKeyB},

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@ -1,6 +1,7 @@
#ifndef CONFIGFILE_H
#define CONFIGFILE_H
extern bool configGameBridge;
extern bool configFullscreen;
extern unsigned int configKeyA;
extern unsigned int configKeyB;

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@ -5,11 +5,13 @@
#include "controller_keyboard.h"
#include "controller_sdl.h"
#include "controller_gamebridge.h"
static struct ControllerAPI *controller_implementations[] = {
&controller_recorded_tas,
&controller_sdl,
&controller_keyboard,
&controller_gamebridge,
};
s32 osContInit(OSMesgQueue *mq, u8 *controllerBits, OSContStatus *status) {

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@ -0,0 +1,69 @@
#include <ctype.h>
#include <string.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <ultra64.h>
#include <assert.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "controller_api.h"
#include "../configfile.h"
static FILE *vblank;
static FILE *input;
#define vblank_fname "vblank"
#define input_fname "input"
static void gamebridge_init(void) {
if (!configGameBridge) {
return;
}
unlink(vblank_fname);
unlink(input_fname);
int result;
result = mkfifo(vblank_fname, S_IRUSR|S_IWUSR);
if (result < 0) {
perror("mkfifo "vblank_fname);
assert(result < 0);
}
result = mkfifo(input_fname, S_IRUSR| S_IWUSR);
if (result < 0) {
perror("mkfifo "input_fname);
assert(result < 0);
}
vblank = fopen(vblank_fname, "w");
input = fopen(input_fname, "rb");
assert(vblank);
assert(input);
setvbuf(vblank, NULL, _IONBF, 0);
setvbuf(input, NULL, _IONBF, 0);
}
static void gamebridge_read(OSContPad *pad) {
if (!configGameBridge) {
return;
}
char* ok = "OK\n";
fwrite(ok, 1, sizeof(ok), vblank);
uint8_t bytes[4] = {0};
fread(bytes, 1, 4, input);
pad->button = (bytes[0] << 8) | bytes[1];
pad->stick_x = bytes[2];
pad->stick_y = bytes[3];
}
struct ControllerAPI controller_gamebridge = {
gamebridge_init,
gamebridge_read
};

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@ -0,0 +1,8 @@
#ifndef CONTROLLER_GAMEBRIDGE_H
#define CONTROLLER_GAMEBRIDGE_H
#include "controller_api.h"
extern struct ControllerAPI controller_gamebridge;
#endif