From 76344163c7d190894629768549130438c34174aa Mon Sep 17 00:00:00 2001 From: michi_cc Date: Tue, 14 Feb 2012 17:03:56 +0000 Subject: (svn r23945) -Fix: Better rounding when converting internal speed to displayed speed. --- src/strings.cpp | 21 ++++++++++++++++++++- src/strings_func.h | 3 +++ 2 files changed, 23 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/strings.cpp b/src/strings.cpp index 40e31cea8..77174a9ed 100644 --- a/src/strings.cpp +++ b/src/strings.cpp @@ -682,6 +682,25 @@ uint ConvertDisplaySpeedToSpeed(uint speed) return _units[_settings_game.locale.units].c_velocity.FromDisplay(speed); } +/** + * Convert the given km/h-ish speed to the display speed. + * @param speed the speed to convert + * @return the converted speed. + */ +uint ConvertKmhishSpeedToDisplaySpeed(uint speed) +{ + return _units[_settings_game.locale.units].c_velocity.ToDisplay(speed * 10, false) / 16; +} + +/** + * Convert the given display speed to the km/h-ish speed. + * @param speed the speed to convert + * @return the converted speed. + */ +uint ConvertDisplaySpeedToKmhishSpeed(uint speed) +{ + return _units[_settings_game.locale.units].c_velocity.FromDisplay(speed * 16) / 10; +} /** * Parse most format codes within a string and write the result to a buffer. * @param buff The buffer to write the final string to. @@ -1137,7 +1156,7 @@ static char *FormatString(char *buff, const char *str_arg, StringParameters *arg case SCC_VELOCITY: { // {VELOCITY} assert(_settings_game.locale.units < lengthof(_units)); - int64 args_array[] = {ConvertSpeedToDisplaySpeed(args->GetInt64(SCC_VELOCITY) * 10 / 16)}; + int64 args_array[] = {ConvertKmhishSpeedToDisplaySpeed(args->GetInt64(SCC_VELOCITY))}; StringParameters tmp_params(args_array); buff = FormatString(buff, GetStringPtr(_units[_settings_game.locale.units].velocity), &tmp_params, last); break; diff --git a/src/strings_func.h b/src/strings_func.h index 0cb8a72e3..eef78d84e 100644 --- a/src/strings_func.h +++ b/src/strings_func.h @@ -141,6 +141,9 @@ char *GetString(char *buffr, StringID string, const char *last); char *GetStringWithArgs(char *buffr, StringID string, StringParameters *args, const char *last, uint case_index = 0, bool game_script = false); const char *GetStringPtr(StringID string); +uint ConvertKmhishSpeedToDisplaySpeed(uint speed); +uint ConvertDisplaySpeedToKmhishSpeed(uint speed); + void InjectDParam(uint amount); /** -- cgit v1.2.3-54-g00ecf