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-rw-r--r--source/Entities/Player.cpp107
-rw-r--r--source/Entities/Player.h33
2 files changed, 101 insertions, 39 deletions
diff --git a/source/Entities/Player.cpp b/source/Entities/Player.cpp
index 098417dc5..436ae0cfc 100644
--- a/source/Entities/Player.cpp
+++ b/source/Entities/Player.cpp
@@ -66,7 +66,9 @@ cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName)
, m_EatingFinishTick(-1)
, m_IsChargingBow(false)
, m_BowCharge(0)
- , m_XpTotal(0)
+ , m_CurrentXp(0)
+ , m_LifetimeTotalXp(0)
+ , m_bDirtyExperience(false)
{
LOGD("Created a player object for \"%s\" @ \"%s\" at %p, ID %d",
a_PlayerName.c_str(), a_Client->GetIPString().c_str(),
@@ -222,6 +224,12 @@ void cPlayer::Tick(float a_Dt, cChunk & a_Chunk)
{
m_BowCharge += 1;
}
+
+ //handle updating experience
+ if (m_bDirtyExperience)
+ {
+ SendExperience();
+ }
if (m_bDirtyPosition)
{
@@ -262,7 +270,7 @@ void cPlayer::Tick(float a_Dt, cChunk & a_Chunk)
-int cPlayer::CalcLevelFromXp(int a_XpTotal)
+short cPlayer::CalcLevelFromXp(short a_XpTotal)
{
//level 0 to 15
if(a_XpTotal <= XP_TO_LEVEL15)
@@ -273,18 +281,18 @@ int cPlayer::CalcLevelFromXp(int a_XpTotal)
//level 30+
if(a_XpTotal > XP_TO_LEVEL30)
{
- return (int) (151.5 + sqrt( 22952.25 - (14 * (2220 - a_XpTotal)))) / 7;
+ return (short) (151.5 + sqrt( 22952.25 - (14 * (2220 - a_XpTotal)))) / 7;
}
//level 16 to 30
- return (int) ( 29.5 + sqrt( 870.25 - (6 * ( 360 - a_XpTotal )))) / 3;
+ return (short) ( 29.5 + sqrt( 870.25 - (6 * ( 360 - a_XpTotal )))) / 3;
}
-int cPlayer::XpForLevel(int a_Level)
+short cPlayer::XpForLevel(short a_Level)
{
//level 0 to 15
if(a_Level <= 15)
@@ -295,46 +303,51 @@ int cPlayer::XpForLevel(int a_Level)
//level 30+
if(a_Level >= 31)
{
- return (int) ( (3.5 * a_Level * a_Level) - (151.5 * a_Level) + 2220 );
+ return (short) ( (3.5 * a_Level * a_Level) - (151.5 * a_Level) + 2220 );
}
//level 16 to 30
- return (int) ( (1.5 * a_Level * a_Level) - (29.5 * a_Level) + 360 );
+ return (short) ( (1.5 * a_Level * a_Level) - (29.5 * a_Level) + 360 );
}
-int cPlayer::XpGetLevel()
+short cPlayer::GetXpLevel()
{
- return CalcLevelFromXp(m_XpTotal);
+ return CalcLevelFromXp(m_CurrentXp);
}
-float cPlayer::XpGetPercentage()
+float cPlayer::GetXpPercentage()
{
- int currentLevel = CalcLevelFromXp(m_XpTotal);
+ short int currentLevel = CalcLevelFromXp(m_CurrentXp);
+ short int currentLevel_XpBase = XpForLevel(currentLevel);
- return (float)m_XpTotal / (float)XpForLevel(1+currentLevel);
+ return (float)(m_CurrentXp - currentLevel_XpBase) /
+ (float)(XpForLevel(1+currentLevel) - currentLevel_XpBase);
}
-bool cPlayer::SetExperience(int a_XpTotal)
+bool cPlayer::SetCurrentExperience(short int a_CurrentXp)
{
- if(!(a_XpTotal >= 0) || (a_XpTotal > (INT_MAX - m_XpTotal)))
+ if(!(a_CurrentXp >= 0) || (a_CurrentXp > (SHRT_MAX - m_LifetimeTotalXp)))
{
- LOGWARNING("Tried to update experiece with an invalid Xp value: %d", a_XpTotal);
+ LOGWARNING("Tried to update experiece with an invalid Xp value: %d", a_CurrentXp);
return false; //oops, they gave us a dodgey number
}
- m_XpTotal = a_XpTotal;
+ m_CurrentXp = a_CurrentXp;
+
+ // Set experience to be updated
+ m_bDirtyExperience = true;
return true;
}
@@ -343,21 +356,38 @@ bool cPlayer::SetExperience(int a_XpTotal)
-int cPlayer::AddExperience(int a_Xp_delta)
+short cPlayer::DeltaExperience(short a_Xp_delta)
{
- if(a_Xp_delta < 0)
+ //ToDo: figure out a better name?...
+ if(a_Xp_delta > (SHRT_MAX - m_LifetimeTotalXp))
{
- //value was negative, abort and report
- LOGWARNING("Attempt was made to increment Xp by %d, must be positive",
+ // Value was bad, abort and report
+ LOGWARNING("Attempt was made to increment Xp by %d, which was bad",
a_Xp_delta);
- return -1; //should we instead just return the current Xp?
+ return -1; // Should we instead just return the current Xp?
+ }
+
+ m_CurrentXp += a_Xp_delta;
+
+ // Make sure they didn't subtract too much
+ if(m_CurrentXp < MIN_EXPERIENCE)
+ {
+ m_CurrentXp = MIN_EXPERIENCE;
+ }
+
+ // Update total for score calculation
+ if(a_Xp_delta > 0)
+ {
+ m_LifetimeTotalXp += a_Xp_delta;
}
-
- LOGD("Player \"%s\" earnt %d experience", m_PlayerName.c_str(), a_Xp_delta);
- m_XpTotal += a_Xp_delta;
+ LOGD("Player \"%s\" gained/lost %d experience, total is now: %d",
+ m_PlayerName.c_str(), a_Xp_delta, m_CurrentXp);
- return m_XpTotal;
+ // Set experience to be updated
+ m_bDirtyExperience = true;
+
+ return m_CurrentXp;
}
@@ -607,6 +637,19 @@ void cPlayer::SendHealth(void)
+void cPlayer::SendExperience(void)
+{
+ if (m_ClientHandle != NULL)
+ {
+ m_ClientHandle->SendExperience();
+ m_bDirtyExperience = false;
+ }
+}
+
+
+
+
+
void cPlayer::ClearInventoryPaintSlots(void)
{
// Clear the list of slots that are being inventory-painted. Used by cWindow only
@@ -759,6 +802,11 @@ void cPlayer::Respawn(void)
m_FoodLevel = MAX_FOOD_LEVEL;
m_FoodSaturationLevel = 5;
+ // Reset Experience
+ m_CurrentXp = MIN_EXPERIENCE;
+ m_LifetimeTotalXp = MIN_EXPERIENCE;
+ // ToDo: send score to client? How?
+
m_ClientHandle->SendRespawn();
// Extinguish the fire:
@@ -1411,14 +1459,16 @@ bool cPlayer::LoadFromDisk()
SetRoll ((float)JSON_PlayerRotation[(unsigned int)2].asDouble());
}
- m_Health = root.get("health", 0).asInt();
+ m_Health = root.get("health", 0).asInt();
m_AirLevel = root.get("air", MAX_AIR_LEVEL).asInt();
m_FoodLevel = root.get("food", MAX_FOOD_LEVEL).asInt();
m_FoodSaturationLevel = root.get("foodSaturation", MAX_FOOD_LEVEL).asDouble();
m_FoodTickTimer = root.get("foodTickTimer", 0).asInt();
m_FoodExhaustionLevel = root.get("foodExhaustion", 0).asDouble();
+ m_LifetimeTotalXp = (short) root.get("xpTotal", 0).asInt();
+ m_CurrentXp = (short) root.get("xpCurrent", 0).asInt();
- SetExperience(root.get("experience", 0).asInt());
+ //SetExperience(root.get("experience", 0).asInt());
m_GameMode = (eGameMode) root.get("gamemode", eGameMode_NotSet).asInt();
@@ -1460,7 +1510,8 @@ bool cPlayer::SaveToDisk()
root["rotation"] = JSON_PlayerRotation;
root["inventory"] = JSON_Inventory;
root["health"] = m_Health;
- root["experience"] = m_XpTotal;
+ root["xpTotal"] = m_LifetimeTotalXp;
+ root["xpCurrent"] = m_CurrentXp;
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 ab2f94d4c..bda25715d 100644
--- a/source/Entities/Player.h
+++ b/source/Entities/Player.h
@@ -32,6 +32,7 @@ public:
EATING_TICKS = 30, ///< Number of ticks it takes to eat an item
MAX_AIR_LEVEL = 300,
DROWNING_TICKS = 10, //number of ticks per heart of damage
+ MIN_EXPERIENCE = 0,
} ;
// tolua_end
@@ -71,21 +72,25 @@ public:
Returns true on success
"should" really only be called at init or player death, plugins excepted
*/
- bool SetExperience(int a_XpTotal);
+ bool SetCurrentExperience(short a_XpTotal);
- /* Adds Xp, "should" not inc more than MAX_EXPERIENCE_ORB_SIZE unless you're a plugin being funny, *cough* cheating
- Returns the new total experience, -1 on error
+ /* changes Xp by Xp_delta, you "shouldn't" inc more than MAX_EXPERIENCE_ORB_SIZE
+ Wont't allow xp to go negative
+ Returns the new current experience, -1 on error
*/
- int AddExperience(int a_Xp_delta);
+ short DeltaExperience(short a_Xp_delta);
- /// Gets the experience total - XpTotal
- inline int XpGetTotal(void) { return m_XpTotal; }
+ /// Gets the experience total - XpTotal for score on death
+ inline short GetXpLifetimeTotal(void) { return m_LifetimeTotalXp; }
+
+ /// Gets the currrent experience
+ inline short GetCurrentXp(void) { return m_CurrentXp; }
/// Gets the current level - XpLevel
- int XpGetLevel(void);
+ short GetXpLevel(void);
/// Gets the experience bar percentage - XpP
- float XpGetPercentage(void);
+ float GetXpPercentage(void);
// tolua_end
@@ -269,6 +274,8 @@ public:
void UseEquippedItem(void);
void SendHealth(void);
+
+ void SendExperience(void);
// In UI windows, the item that the player is dragging:
bool IsDraggingItem(void) const { return !m_DraggingItem.IsEmpty(); }
@@ -413,13 +420,17 @@ protected:
Int64 m_EatingFinishTick;
/// Player Xp level
- int m_XpTotal;
+ short int m_LifetimeTotalXp;
+ short int m_CurrentXp;
+
+ // flag saying we need to send a xp update to client
+ bool m_bDirtyExperience;
/// Caculates the Xp needed for a given level, ref: http://minecraft.gamepedia.com/XP
- static int XpForLevel(int a_Level);
+ static short XpForLevel(short int a_Level);
/// inverse of XpAtLevel, ref: http://minecraft.gamepedia.com/XP values are as per this with pre-calculations
- static int CalcLevelFromXp(int a_XpTotal);
+ static short CalcLevelFromXp(short int a_CurrentXp);
bool m_IsChargingBow;
int m_BowCharge;