From 1dfc22f53967ad7e39d42ba8aabe0afa7445476e Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Thu, 31 Mar 2016 21:25:05 +0300
Subject: Improve drawing player sprites performance.

---
 src/being/being.cpp          | 42 +++++++++++++++++++++++++++++-------------
 src/being/being.h            |  3 +++
 src/being/compoundsprite.cpp |  4 ++++
 src/being/compoundsprite.h   |  3 +++
 4 files changed, 39 insertions(+), 13 deletions(-)

diff --git a/src/being/being.cpp b/src/being/being.cpp
index 57529b734..c20bb4ce1 100644
--- a/src/being/being.cpp
+++ b/src/being/being.cpp
@@ -202,6 +202,7 @@ Being::Being(const BeingId id,
     mPets(),
     mOwner(nullptr),
     mSpecialParticle(nullptr),
+    mDrawSprites(),
 #ifdef EATHENA_SUPPORT
     mChat(nullptr),
     mHorseInfo(nullptr),
@@ -349,6 +350,7 @@ Being::~Being()
         }
     }
     mPets.clear();
+    mDrawSprites.clear();
 
     removeAllItemsParticles();
 #ifdef EATHENA_SUPPORT
@@ -2579,6 +2581,7 @@ void Being::setSprite(const unsigned int slot,
         if (beingEquipmentWindow)
             beingEquipmentWindow->updateBeing(this);
     }
+    updateDrawSprites();
 }
 
 void Being::setSpriteID(const unsigned int slot,
@@ -2984,14 +2987,10 @@ void Being::drawPlayerSprites(Graphics *restrict const graphics,
                               const int posX,
                               const int posY) const restrict2
 {
-    const int sz = CompoundSprite::getNumberOfLayers();
-    for (int f = 0; f < sz; f ++)
+    const size_t sz = mDrawSprites.size();
+    for (size_t f = 0; f < sz; f ++)
     {
-        const int rSprite = mSpriteHide[mSpriteRemap[f]];
-        if (rSprite == 1)
-            continue;
-
-        Sprite *restrict const sprite = mSprites[mSpriteRemap[f]];
+        Sprite *restrict const sprite = mDrawSprites[f];
         if (sprite)
         {
             sprite->setAlpha(mAlpha);
@@ -3004,14 +3003,10 @@ void Being::drawSpritesSDL(Graphics *restrict const graphics,
                            const int posX,
                            const int posY) const restrict2
 {
-    const size_t sz = mSprites.size();
+    const size_t sz = mDrawSprites.size();
     for (size_t f = 0; f < sz; f ++)
     {
-        const int rSprite = mSpriteHide[mSpriteRemap[f]];
-        if (rSprite == 1)
-            continue;
-
-        const Sprite *restrict const sprite = mSprites[mSpriteRemap[f]];
+        const Sprite *restrict const sprite = mDrawSprites[f];
         if (sprite)
             sprite->draw(graphics, posX, posY);
     }
@@ -3570,6 +3565,7 @@ void Being::recalcSpritesOrder() restrict2
             }
         }
     }
+    updateDrawSprites();
 }
 
 int Being::searchSlotValue(const std::vector<int> &restrict slotRemap,
@@ -4407,6 +4403,26 @@ void Being::serverRemove() restrict2 noexcept
     mTrickDead = false;
 }
 
+void Being::updateDrawSprites()
+{
+    if (mType != ActorType::Player)
+        return;
+    mDrawSprites.clear();
+    const size_t sz = CompoundSprite::getNumberOfLayers();
+    for (size_t f = 0; f < sz; f ++)
+    {
+        const int rSprite = mSpriteHide[mSpriteRemap[f]];
+        if (rSprite == 1)
+            continue;
+
+        Sprite *const sprite = mSprites[mSpriteRemap[f]];
+        if (sprite)
+        {
+            mDrawSprites.push_back(sprite);
+        }
+    }
+}
+
 #ifdef EATHENA_SUPPORT
 void Being::removeHorse() restrict2
 {
diff --git a/src/being/being.h b/src/being/being.h
index 606db0a35..f4c03af37 100644
--- a/src/being/being.h
+++ b/src/being/being.h
@@ -1136,6 +1136,8 @@ class Being notfinal : public ActorSprite,
                              const int offsetX,
                              const int offsetY) const A_NONNULL(2);
 
+        void updateDrawSprites() override final;
+
         const ActorTypeT mType;
 
         /** Speech Bubble components */
@@ -1160,6 +1162,7 @@ class Being notfinal : public ActorSprite,
         std::vector<Being*> mPets;
         Being *restrict mOwner;
         Particle *restrict mSpecialParticle;
+        std::vector<Sprite*> mDrawSprites;
 #ifdef EATHENA_SUPPORT
         ChatObject *restrict mChat;
         HorseInfo *restrict mHorseInfo;
diff --git a/src/being/compoundsprite.cpp b/src/being/compoundsprite.cpp
index af2e60d55..184823011 100644
--- a/src/being/compoundsprite.cpp
+++ b/src/being/compoundsprite.cpp
@@ -263,6 +263,7 @@ void CompoundSprite::addSprite(Sprite *const sprite)
 {
     mSprites.push_back(sprite);
     mNeedsRedraw = true;
+    updateDrawSprites();
 }
 
 void CompoundSprite::setSprite(const size_t layer, Sprite *const sprite)
@@ -274,6 +275,7 @@ void CompoundSprite::setSprite(const size_t layer, Sprite *const sprite)
     delete mSprites[layer];
     mSprites[layer] = sprite;
     mNeedsRedraw = true;
+    updateDrawSprites();
 }
 
 void CompoundSprite::removeSprite(const int layer)
@@ -284,6 +286,7 @@ void CompoundSprite::removeSprite(const int layer)
 
     delete2(mSprites[layer]);
     mNeedsRedraw = true;
+    updateDrawSprites();
 }
 
 void CompoundSprite::clear()
@@ -299,6 +302,7 @@ void CompoundSprite::clear()
     imagesCache.clear();
     delete2(mCacheItem);
     mLastTime = 0;
+    updateDrawSprites();
 }
 
 void CompoundSprite::ensureSize(const size_t layerCount)
diff --git a/src/being/compoundsprite.h b/src/being/compoundsprite.h
index 71a77e87e..96b14d653 100644
--- a/src/being/compoundsprite.h
+++ b/src/being/compoundsprite.h
@@ -117,6 +117,9 @@ class CompoundSprite notfinal : public Sprite
 
         void initCurrentCacheItem() const;
 
+        virtual void updateDrawSprites()
+        { }
+
         typedef std::list<CompoundItem*> ImagesCache;
         mutable ImagesCache imagesCache;
         mutable CompoundItem *mCacheItem;
-- 
cgit v1.2.3-60-g2f50