diff options
Diffstat (limited to 'source/Entities')
| -rw-r--r-- | source/Entities/Player.cpp | 75 | ||||
| -rw-r--r-- | source/Entities/Player.h | 44 |
2 files changed, 115 insertions, 4 deletions
diff --git a/source/Entities/Player.cpp b/source/Entities/Player.cpp index 2e4199629..a39eda1ba 100644 --- a/source/Entities/Player.cpp +++ b/source/Entities/Player.cpp @@ -1,4 +1,4 @@ - + #include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules #include "Player.h" @@ -33,6 +33,7 @@ + cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName) : super(etPlayer, 0.6, 1.8) , m_GameMode(eGameMode_NotSet) @@ -65,6 +66,10 @@ cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName) , m_EatingFinishTick(-1) , m_IsChargingBow(false) , m_BowCharge(0) + , m_XpLevel(0) + , m_XpP(0.f) + , m_XpTotal(0) + , m_XpNextLevelTotal(0) { LOGD("Created a player object for \"%s\" @ \"%s\" at %p, ID %d", a_PlayerName.c_str(), a_Client->GetIPString().c_str(), @@ -260,6 +265,67 @@ void cPlayer::Tick(float a_Dt, cChunk & a_Chunk) +bool cPlayer::SetExperience(int a_XpTotal) +{ + if(!(a_XpTotal >= 0) || (a_XpTotal > (INT_MAX - m_XpTotal))) + { + LOGWARNING("Tried to update experiece with an invalid Xp value: %d", a_XpTotal); + return false; //oops, they gave us a dodgey number + } + + + m_XpTotal = a_XpTotal; + + //now calculate XpP and XpLevel + //First Calc current level using quadratic eqn + m_XpLevel = CalcLevelFromXp(m_XpTotal); + + //calculate total Xp for next level + m_XpNextLevelTotal = XpAtLevel(m_XpLevel+1); + + //calulate Xp Percentage + m_XpP = (float)m_XpLevel / (float)m_XpNextLevelTotal; + + return true;//aka happy :) +} + + + + + +bool cPlayer::AddExperience(int a_Xp_delta) +{ + if(a_Xp_delta > MAX_EXPERIENCE_ORB_SIZE || a_Xp_delta < 0) + { + //value was too large or negative, abort and report + LOGWARNING("Attempt was made to increment Xp by %d, max is %d and must be positive", + a_Xp_delta, MAX_EXPERIENCE_ORB_SIZE); + return false; + } + + LOGD("Player \"%s\" earnt %d experience", m_PlayerName.c_str(), a_Xp_delta); + + //update Xp, note there is no min + m_XpTotal += a_Xp_delta; + + //update Xp percentage + if(m_XpTotal >= m_XpNextLevelTotal) + { + //oh actually, update their level first + + m_XpLevel++; + m_XpNextLevelTotal = XpAtLevel(m_XpLevel+1); + } + + m_XpP = (float)m_XpLevel / (float)m_XpNextLevelTotal; + + return true; +} + + + + + void cPlayer::StartChargingBow(void) { LOGD("Player \"%s\" started charging their bow", m_PlayerName.c_str()); @@ -1268,7 +1334,7 @@ bool cPlayer::LoadFromDisk() cFile f; if (!f.Open(SourceFile, cFile::fmRead)) { - // This is a new player whom we haven't seen yet, bail out, let them have the defaults + // This is a new player whom we haven't seen yet, bail, let them have the defaults return false; } @@ -1278,7 +1344,7 @@ bool cPlayer::LoadFromDisk() LOGWARNING("Cannot read player data from file \"%s\"", SourceFile.c_str()); return false; } - f.Close(); + f.Close(); //cool kids play nice Json::Value root; Json::Reader reader; @@ -1314,6 +1380,8 @@ bool cPlayer::LoadFromDisk() m_FoodTickTimer = root.get("foodTickTimer", 0).asInt(); m_FoodExhaustionLevel = root.get("foodExhaustion", 0).asDouble(); + SetExperience(root.get("experience", 0).asInt()); + m_GameMode = (eGameMode) root.get("gamemode", eGameMode_NotSet).asInt(); m_Inventory.LoadFromJson(root["inventory"]); @@ -1354,6 +1422,7 @@ bool cPlayer::SaveToDisk() root["rotation"] = JSON_PlayerRotation; root["inventory"] = JSON_Inventory; root["health"] = m_Health; + root["experience"] = m_XpTotal; root["air"] = m_AirLevel; root["food"] = m_FoodLevel; root["foodSaturation"] = m_FoodSaturationLevel; diff --git a/source/Entities/Player.h b/source/Entities/Player.h index 01efa3681..ab8fd3b5a 100644 --- a/source/Entities/Player.h +++ b/source/Entities/Player.h @@ -63,6 +63,27 @@ public: /// Returns the currently equipped boots; empty item if none virtual cItem GetEquippedBoots(void) const override { return m_Inventory.GetEquippedBoots(); } + + /** Sets the experience total - XpTotal, updates XpLevel and XpP as appropriate + Returns true on success + should really only be called at init or player death + */ + bool SetExperience(int a_XpTotal); + + /* Adds Xp, will not inc more than MAX_EXPERIENCE_ORB_SIZE! + Returns true on success + Updates XpLevel and XpP appropriately + */ + bool AddExperience(int a_Xp_delta); + + /// Gets the experience total - XpTotal + inline int GetExperienceTotal(void) { return m_XpTotal; } + + /// Gets the current level - XpLevel + inline int GetExperienceLevel(void) { return m_XpLevel; } + + /// Gets the experience bar percentage - XpP + inline float GetExperiencePercentage(void) { return m_XpP; } /// Starts charging the equipped bow void StartChargingBow(void); @@ -289,7 +310,7 @@ public: virtual bool IsSubmerged(void) const{ return m_IsSubmerged; } // tolua_end - + // cEntity overrides: virtual bool IsCrouched (void) const { return m_IsCrouched; } virtual bool IsSprinting(void) const { return m_IsSprinting; } @@ -378,6 +399,27 @@ protected: /// The world tick in which eating will be finished. -1 if not eating Int64 m_EatingFinishTick; + + /// Player Xp levels etc + int m_XpLevel; //store this and m_XpP to save calculating each time + float m_XpP; //between 0 & 1 + int m_XpTotal; + int m_XpNextLevelTotal; //save calculating this often + + //Xp level defines + #define XP_TO_LEVEL15 255 + #define XP_PER_LEVEL_TO15 17 + #define XP_TO_LEVEL30 825 + + /// Caculates the Xp at a given level, ref: http://minecraft.gamepedia.com/XP + inline int XpAtLevel(int level) { return (int) ((level <= 15)? (15*level) : + ((level <= 31)? (1.5*level*level - 29.5*level + 360) : + (3.5*level*level - 151.5*level + 2220))); } + + /// inverse of XpAtLevel, ref: http://minecraft.gamepedia.com/XP values are as per this with pre-calculations + inline int CalcLevelFromXp(int XpTotal) { return (int) ((XpTotal <= XP_TO_LEVEL15)? XpTotal / XP_PER_LEVEL_TO15 : //level 0-15 or... + (XpTotal <= XP_TO_LEVEL30)? ( 29.5 + sqrt( 870.25 - (6 * ( 360 - XpTotal )))) / 3 : //level 15-30 + (151.5 + sqrt( 22952.25 - (14 * (2220 - XpTotal)))) / 7); }//level 30+ bool m_IsChargingBow; int m_BowCharge; |