simplefm2.cc

#include "simplefm2.h"

#include "cc-lib/util.h"
#include "tasbot.h"

using namespace std;

vector<uint8> SimpleFM2::ReadInputs(const string &filename) {
  vector<string> contents = Util::ReadFileToLines(filename);
  vector<uint8> out;
  for (int i = 0; i < contents.size(); i++) {
    const string &line = contents[i];
    if (line.empty() || line[0] != '|') {
      continue;
    }

    // Parse the line.
    if (line.size() < 12) {
      fprintf(stderr, "Illegal line: [%s]\n", line.c_str());
      abort();
    }

    if (!(line[1] == '0' ||
          (line[1] == '2' && out.empty()))) {
      fprintf(stderr, "Command must be zero except hard "
              "reset in first input: [%s]\n", line.c_str());
      abort();
    }

    /*
      |2|........|........||
      |0|....T...|........||
    */

    const string player = line.substr(3, 8);
    uint8 command = 0;
    for (int j = 0; j < 8; j++) {
      if (player[j] != '.') {
        command |= (1 << (7 - j));
      }
    }
    out.push_back(command);
  }

  return out;
}

void SimpleFM2::WriteInputs(const string &outputfile,
                            const string &romfilename,
                            const string &romchecksum,
                            const vector<uint8> &inputs) {
  vector<string> empty;
  WriteInputsWithSubtitles(outputfile, romfilename, romchecksum,
                           inputs, empty);
}


void SimpleFM2::WriteInputsWithSubtitles(const string &outputfile,
                                         const string &romfilename,
                                         const string &romchecksum,
                                         const vector<uint8> &inputs,
                                         const vector<string> &subtitles) {
  // XXX Create one of these by hashing inputs.
  string fakeguid = "FDAEE33C-B32D-B38C-765C-FADEFACE0000";
  FILE *f = fopen(outputfile.c_str(), "wb");
  fprintf(f,
          "version 3\n"
          "emuversion 9815\n"
          "romFilename %s\n"
          "romChecksum %s\n"
          "guid %s\n"
          // Read from settings?
          "palFlag 0\n"
          "NewPPU 0\n"
          "fourscore 0\n"
          "microphone 0\n"
          "port0 1\n"
          "port1 1\n"
          "port2 0\n"
          // ?
          "FDS 0\n"
          "comment author tasbot-simplefm2\n",
          romfilename.c_str(),
          romchecksum.c_str(),
          fakeguid.c_str());

  const string *last = NULL;
  for (int i = 0; i < subtitles.size(); i++) {
    if (last == NULL || *last != subtitles[i]) {
      fprintf(f, "subtitle %d %s\n", i, subtitles[i].c_str());
    }
    last = &subtitles[i];
  }

  for (int i = 0; i < inputs.size(); i++) {
    fprintf(f, "|%c|", (i == 0) ? '2' : '0');
    static const char gamepad[] = "RLDUTSBA";
    for (int j = 0; j < 8; j++) {
      fprintf(f, "%c",
              (inputs[i] & (1 << (7 - j))) ? gamepad[j] : '.');
    }
    fprintf(f, "|........||\n");
  }
  fclose(f);
}

string SimpleFM2::InputToString(uint8 input) {
  char f[9] = {0};
  static const char gamepad[] = "RLDUTSBA";
  for (int j = 0; j < 8; j++) {
    f[j] = (input & (1 << (7 - j))) ? gamepad[j] : '.';
  }
  return (string)f;
}


string SimpleFM2::InputToColorString(uint8 input) {
  string color = "";
  string out;
  static const char DOTCOLOR[] = "#999";
  static const char gamepad[] = "RLDUTSBA";
  static const char *colors[] = {
    "#000",
    "#000",
    "#000",
    "#000",
    "#009",
    "#009",
    "#900",
    "#900",
  };
  for (int j = 0; j < 8; j++) {
    bool button_down = input & (1 << (7 - j));
    string this_color = button_down ? colors[j] : DOTCOLOR;
    char c = button_down ? gamepad[j] : '.';
    if (color != this_color) {
      if (color != "") out += "</span>";
      out += "<span style=\"color:" + this_color + "\">";
      color = this_color;
    }
    out += StringPrintf("%c", c);
  }
  if (color != "") out += "</span>";
  return out;
}