背景和头像缺失

cocos2d/extensions/Particle3D/PU/CCPUParticleFollower.cpp

@@ -0,0 +1,115 @@
+/****************************************************************************
+ Copyright (C) 2013 Henry van Merode. All rights reserved.
+ Copyright (c) 2015 Chukong Technologies Inc.
+ 
+ http://www.cocos2d-x.org
+ 
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
+ 
+ The above copyright notice and this permission notice shall be included in
+ all copies or substantial portions of the Software.
+ 
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+#include "CCPUParticleFollower.h"
+#include "extensions/Particle3D/PU/CCPUParticleSystem3D.h"
+
+NS_CC_BEGIN
+
+// Constants
+const float PUParticleFollower::DEFAULT_MAX_DISTANCE = 3.40282e+038f;
+const float PUParticleFollower::DEFAULT_MIN_DISTANCE = 10.0f;
+
+//-----------------------------------------------------------------------
+PUParticleFollower::PUParticleFollower(void) : 
+    PUAffector(),
+    _minDistance(DEFAULT_MIN_DISTANCE),
+    _maxDistance(DEFAULT_MAX_DISTANCE),
+    _first(false)
+{
+}
+
+PUParticleFollower::~PUParticleFollower( void )
+{
+
+}
+//-----------------------------------------------------------------------
+float PUParticleFollower::getMaxDistance(void) const
+{
+    return _maxDistance;
+}
+//-----------------------------------------------------------------------
+void PUParticleFollower::setMaxDistance(float maxDistance)
+{
+    _maxDistance = maxDistance;
+}
+//-----------------------------------------------------------------------
+float PUParticleFollower::getMinDistance(void) const
+{
+    return _minDistance;
+}
+//-----------------------------------------------------------------------
+void PUParticleFollower::setMinDistance(float minDistance)
+{
+    _minDistance = minDistance;
+}
+
+void PUParticleFollower::updatePUAffector( PUParticle3D *particle, float deltaTime )
+{
+    //_first = true;
+    //for (auto iter : _particleSystem->getParticles())
+    {
+        //PUParticle3D *particle = iter;
+        if (!_first)
+        {
+            // Change in V 1.3.1
+            // Only proceed if it isn the first one. Compensate for scaling.
+            float distance = (particle->position).distance(_positionPreviousParticle);
+            float avgScale = 0.3333f * (_affectorScale.x + _affectorScale.y + _affectorScale.z);
+            float scaledMinDistance = avgScale * _minDistance;
+            if (distance > scaledMinDistance && distance < avgScale * _maxDistance)
+            {
+                // This particle drifts too much from the previous one; correct it!
+                float f = scaledMinDistance/distance;
+                particle->position = _positionPreviousParticle + f * (particle->position - _positionPreviousParticle);
+            }
+        }
+        _positionPreviousParticle = particle->position;
+        _first = false;
+    }
+}
+
+void PUParticleFollower::firstParticleUpdate( PUParticle3D *particle, float deltaTime )
+{
+    _first = true;
+}
+
+PUParticleFollower* PUParticleFollower::create()
+{
+    auto ppf = new (std::nothrow) PUParticleFollower();
+    ppf->autorelease();
+    return ppf;
+}
+
+void PUParticleFollower::copyAttributesTo( PUAffector* affector )
+{
+    PUAffector::copyAttributesTo(affector);
+
+    PUParticleFollower* particleFollower = static_cast<PUParticleFollower*>(affector);
+    particleFollower->_maxDistance = _maxDistance;
+    particleFollower->_minDistance = _minDistance;
+}
+
+NS_CC_END