背景和头像缺失

cocos2d/cocos/2d/CCClippingRectangleNode.cpp

@@ -0,0 +1,84 @@
+
+#include "CCClippingRectangleNode.h"
+#include "base/CCDirector.h"
+#include "renderer/CCRenderer.h"
+#include "math/Vec2.h"
+#include "CCGLView.h"
+
+NS_CC_BEGIN
+
+ClippingRectangleNode* ClippingRectangleNode::create(const Rect& clippingRegion)
+{
+    ClippingRectangleNode* node = new ClippingRectangleNode();
+    if (node && node->init()) {
+        node->setClippingRegion(clippingRegion);
+        node->autorelease();
+    } else {
+        CC_SAFE_DELETE(node);
+    }
+    
+    return node;
+}
+
+ClippingRectangleNode* ClippingRectangleNode::create()
+{
+    ClippingRectangleNode* node = new ClippingRectangleNode();
+    if (node && node->init()) {
+        node->autorelease();
+    } else {
+        CC_SAFE_DELETE(node);
+    }
+    
+    return node;
+}
+
+void ClippingRectangleNode::setClippingRegion(const Rect &clippingRegion)
+{
+    _clippingRegion = clippingRegion;
+}
+
+void ClippingRectangleNode::onBeforeVisitScissor()
+{
+    if (_clippingEnabled) {
+        glEnable(GL_SCISSOR_TEST);
+
+        float scaleX = _scaleX;
+        float scaleY = _scaleY;
+        Node *parent = this->getParent();
+        while (parent) {
+            scaleX *= parent->getScaleX();
+            scaleY *= parent->getScaleY();
+            parent = parent->getParent();
+        }
+        
+        const Point pos = convertToWorldSpace(Point(_clippingRegion.origin.x, _clippingRegion.origin.y));
+        GLView* glView = Director::getInstance()->getOpenGLView();
+        glView->setScissorInPoints(pos.x,
+                                   pos.y,
+                                   _clippingRegion.size.width * scaleX,
+                                   _clippingRegion.size.height * scaleY);
+    }
+}
+
+void ClippingRectangleNode::onAfterVisitScissor()
+{
+    if (_clippingEnabled)
+    {
+        glDisable(GL_SCISSOR_TEST);
+    }
+}
+
+void ClippingRectangleNode::visit(Renderer *renderer, const Mat4 &parentTransform, uint32_t parentFlags)
+{
+    _beforeVisitCmdScissor.init(_globalZOrder);
+    _beforeVisitCmdScissor.func = CC_CALLBACK_0(ClippingRectangleNode::onBeforeVisitScissor, this);
+    renderer->addCommand(&_beforeVisitCmdScissor);
+    
+    Node::visit(renderer, parentTransform, parentFlags);
+    
+    _afterVisitCmdScissor.init(_globalZOrder);
+    _afterVisitCmdScissor.func = CC_CALLBACK_0(ClippingRectangleNode::onAfterVisitScissor, this);
+    renderer->addCommand(&_afterVisitCmdScissor);
+}
+
+NS_CC_END