Function parseColorCString

src/common/ParseColor.cpp:159–193

//============================================================================//

bool parseColorCString(const char* str, fvec4& color) {
  static const float white[4] = { 1.0f, 1.0f, 1.0f, 1.0f };

  // default to opaque white
  memcpy(color, white, sizeof(float[4]));

  // strip leading space
  str = TextUtils::skipWhitespace(str);

  // no string
  if (str[0] == 0) {
    return false;
  }

  // hexadecimal format (#rgb, #rgba, #rrggbb, or #rrggbbaa)
  if (str[0] == '#') {
    return parseHexFormat(str + 1, color);
  }

  // hexadecimal format (0xRGB, 0xRGBA, 0xRRGGBB, or 0xRRGGBBAA)
  if ((str[0] == '0') && (str[1] == 'x')) {
    return parseHexFormat(str + 2, color);
  }

  // float format (either 3 or 4 floating point values)
  if (((str[0] >= '0') && (str[0] <= '9'))
      || (str[0] == '.')
      || (str[0] == '+')
      || (str[0] == '-')) {
    return parseFloatFormat(str, color);
  }

  // named string format  ("red 0.2" format is accepted for alpha values)
  return parseNamedFormat(str, color);
}


bool parseColorString(const std::string& str, fvec4& color) {