mirror of https://github.com/axmolengine/axmol.git
852 lines
22 KiB
C++
852 lines
22 KiB
C++
//
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// Clipping Demo
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//
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//
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// by Pierre-David Bélanger
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//
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#include "ClippingNodeTest.h"
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#include "../testResource.h"
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enum {
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kTagTitleLabel = 1,
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kTagSubtitleLabel = 2,
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kTagStencilNode = 100,
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kTagClipperNode = 101,
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kTagContentNode = 102,
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};
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TESTLAYER_CREATE_FUNC(ScrollViewDemo);
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TESTLAYER_CREATE_FUNC(HoleDemo);
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TESTLAYER_CREATE_FUNC(ShapeTest);
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TESTLAYER_CREATE_FUNC(ShapeInvertedTest);
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TESTLAYER_CREATE_FUNC(SpriteTest);
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TESTLAYER_CREATE_FUNC(SpriteNoAlphaTest);
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TESTLAYER_CREATE_FUNC(SpriteInvertedTest);
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TESTLAYER_CREATE_FUNC(NestedTest);
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TESTLAYER_CREATE_FUNC(RawStencilBufferTest);
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TESTLAYER_CREATE_FUNC(RawStencilBufferTest2);
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TESTLAYER_CREATE_FUNC(RawStencilBufferTest3);
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TESTLAYER_CREATE_FUNC(RawStencilBufferTest4);
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TESTLAYER_CREATE_FUNC(RawStencilBufferTest5);
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TESTLAYER_CREATE_FUNC(RawStencilBufferTest6);
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static NEWTESTFUNC createFunctions[] = {
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CF(ScrollViewDemo),
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CF(HoleDemo),
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CF(ShapeTest),
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CF(ShapeInvertedTest),
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CF(SpriteTest),
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CF(SpriteNoAlphaTest),
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CF(SpriteInvertedTest),
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CF(NestedTest),
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CF(RawStencilBufferTest),
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CF(RawStencilBufferTest2),
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CF(RawStencilBufferTest3),
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CF(RawStencilBufferTest4),
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CF(RawStencilBufferTest5),
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CF(RawStencilBufferTest6)
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};
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static int sceneIdx=-1;
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#define MAX_LAYER (sizeof(createFunctions) / sizeof(createFunctions[0]))
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static Layer* nextAction()
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{
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sceneIdx++;
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sceneIdx = sceneIdx % MAX_LAYER;
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Layer* layer = (createFunctions[sceneIdx])();
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layer->init();
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layer->autorelease();
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return layer;
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}
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static Layer* backAction()
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{
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sceneIdx--;
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int total = MAX_LAYER;
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if( sceneIdx < 0 )
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sceneIdx += total;
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Layer* layer = (createFunctions[sceneIdx])();
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layer->init();
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layer->autorelease();
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return layer;
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}
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static Layer* restartAction()
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{
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Layer* layer = (createFunctions[sceneIdx])();
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layer->init();
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layer->autorelease();
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return layer;
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}
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//#pragma mark Demo examples start here
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//@implementation BaseClippingNodeTest
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bool BaseClippingNodeTest::init()
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{
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if (BaseTest::init()) {
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Sprite *background = Sprite::create(s_back3);
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background->setAnchorPoint( Point::ZERO );
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background->setPosition( Point::ZERO );
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this->addChild(background, -1);
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this->setup();
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return true;
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}
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return false;
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}
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BaseClippingNodeTest::~BaseClippingNodeTest()
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{
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TextureCache::getInstance()->removeUnusedTextures();
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}
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std::string BaseClippingNodeTest::title()
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{
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return "Clipping Demo";
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}
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std::string BaseClippingNodeTest::subtitle()
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{
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return "";
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}
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void BaseClippingNodeTest::restartCallback(Object* sender)
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{
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Scene *s = new ClippingNodeTestScene();
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s->addChild(restartAction());
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Director::getInstance()->replaceScene(s);
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s->release();
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}
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void BaseClippingNodeTest::nextCallback(Object* sender)
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{
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Scene *s = new ClippingNodeTestScene();
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s->addChild(nextAction());
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Director::getInstance()->replaceScene(s);
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s->release();
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}
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void BaseClippingNodeTest::backCallback(Object* sender)
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{
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Scene *s = new ClippingNodeTestScene();
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s->addChild(backAction());
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Director::getInstance()->replaceScene(s);
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s->release();
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}
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void BaseClippingNodeTest::setup()
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{
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}
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//#pragma mark - BasicTest
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std::string BasicTest::title()
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{
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return "Basic Test";
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}
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std::string BasicTest::subtitle()
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{
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return "";
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}
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void BasicTest::setup()
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{
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Size s = Director::getInstance()->getWinSize();
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Node *stencil = this->stencil();
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stencil->setTag( kTagStencilNode );
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stencil->setPosition( Point(50, 50) );
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ClippingNode *clipper = this->clipper();
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clipper->setTag( kTagClipperNode );
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clipper->setAnchorPoint(Point(0.5, 0.5));
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clipper->setPosition( Point(s.width / 2 - 50, s.height / 2 - 50) );
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clipper->setStencil(stencil);
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this->addChild(clipper);
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Node *content = this->content();
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content->setPosition( Point(50, 50) );
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clipper->addChild(content);
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}
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Action* BasicTest::actionRotate()
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{
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return RepeatForever::create(RotateBy::create(1.0f, 90.0f));
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}
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Action* BasicTest::actionScale()
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{
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ScaleBy *scale = ScaleBy::create(1.33f, 1.5f);
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return RepeatForever::create(Sequence::create(scale, scale->reverse(), NULL));
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}
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DrawNode* BasicTest::shape()
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{
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DrawNode *shape = DrawNode::create();
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static Point triangle[3];
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triangle[0] = Point(-100, -100);
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triangle[1] = Point(100, -100);
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triangle[2] = Point(0, 100);
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static Color4F green(0, 1, 0, 1);
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shape->drawPolygon(triangle, 3, green, 0, green);
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return shape;
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}
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Sprite* BasicTest::grossini()
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{
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Sprite *grossini = Sprite::create(s_pathGrossini);
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grossini->setScale( 1.5 );
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return grossini;
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}
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Node* BasicTest::stencil()
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{
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return NULL;
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}
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ClippingNode* BasicTest::clipper()
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{
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return ClippingNode::create();
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}
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Node* BasicTest::content()
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{
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return NULL;
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}
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//#pragma mark - ShapeTest
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std::string ShapeTest::title()
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{
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return "Shape Basic Test";
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}
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std::string ShapeTest::subtitle()
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{
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return "A DrawNode as stencil and Sprite as content";
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}
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Node* ShapeTest::stencil()
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{
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Node *node = this->shape();
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node->runAction(this->actionRotate());
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return node;
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}
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Node* ShapeTest::content()
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{
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Node *node = this->grossini();
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node->runAction(this->actionScale());
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return node;
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}
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//#pragma mark - ShapeInvertedTest
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std::string ShapeInvertedTest::title()
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{
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return "Shape Inverted Basic Test";
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}
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std::string ShapeInvertedTest::subtitle()
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{
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return "A DrawNode as stencil and Sprite as content, inverted";
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}
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ClippingNode* ShapeInvertedTest::clipper()
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{
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ClippingNode *clipper = ShapeTest::clipper();
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clipper->setInverted(true);
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return clipper;
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}
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//#pragma mark - SpriteTest
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std::string SpriteTest::title()
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{
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return "Sprite Basic Test";
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}
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std::string SpriteTest::subtitle()
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{
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return "A Sprite as stencil and DrawNode as content";
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}
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Node* SpriteTest::stencil()
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{
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Node *node = this->grossini();
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node->runAction(this->actionRotate());
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return node;
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}
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ClippingNode* SpriteTest::clipper()
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{
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ClippingNode *clipper = BasicTest::clipper();
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clipper->setAlphaThreshold(0.05f);
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return clipper;
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}
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Node* SpriteTest::content()
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{
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Node *node = this->shape();
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node->runAction(this->actionScale());
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return node;
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}
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//#pragma mark - SpriteNoAlphaTest
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std::string SpriteNoAlphaTest::title()
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{
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return "Sprite No Alpha Basic Test";
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}
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std::string SpriteNoAlphaTest::subtitle()
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{
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return "A Sprite as stencil and DrawNode as content, no alpha";
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}
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ClippingNode* SpriteNoAlphaTest::clipper()
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{
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ClippingNode *clipper = SpriteTest::clipper();
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clipper->setAlphaThreshold(1);
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return clipper;
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}
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//#pragma mark - SpriteInvertedTest
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std::string SpriteInvertedTest::title()
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{
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return "Sprite Inverted Basic Test";
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}
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std::string SpriteInvertedTest::subtitle()
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{
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return "A Sprite as stencil and DrawNode as content, inverted";
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}
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ClippingNode* SpriteInvertedTest::clipper()
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{
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ClippingNode *clipper = SpriteTest::clipper();
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clipper->setAlphaThreshold(0.05f);
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clipper->setInverted(true);
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return clipper;
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}
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//#pragma mark - NestedTest
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std::string NestedTest::title()
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{
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return "Nested Test";
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}
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std::string NestedTest::subtitle()
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{
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return "Nest 9 Clipping Nodes, max is usually 8";
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}
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void NestedTest::setup()
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{
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static int depth = 9;
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Node *parent = this;
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for (int i = 0; i < depth; i++) {
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int size = 225 - i * (225 / (depth * 2));
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ClippingNode *clipper = ClippingNode::create();
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clipper->setContentSize(Size(size, size));
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clipper->setAnchorPoint(Point(0.5, 0.5));
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clipper->setPosition( Point(parent->getContentSize().width / 2, parent->getContentSize().height / 2) );
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clipper->setAlphaThreshold(0.05f);
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clipper->runAction(RepeatForever::create(RotateBy::create(i % 3 ? 1.33 : 1.66, i % 2 ? 90 : -90)));
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parent->addChild(clipper);
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Node *stencil = Sprite::create(s_pathGrossini);
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stencil->setScale( 2.5 - (i * (2.5 / depth)) );
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stencil->setAnchorPoint( Point(0.5, 0.5) );
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stencil->setPosition( Point(clipper->getContentSize().width / 2, clipper->getContentSize().height / 2) );
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stencil->setVisible(false);
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stencil->runAction(Sequence::createWithTwoActions(DelayTime::create(i), Show::create()));
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clipper->setStencil(stencil);
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clipper->addChild(stencil);
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parent = clipper;
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}
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}
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//#pragma mark - HoleDemo
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HoleDemo::~HoleDemo()
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{
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CC_SAFE_RELEASE(_outerClipper);
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CC_SAFE_RELEASE(_holes);
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CC_SAFE_RELEASE(_holesStencil);
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}
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std::string HoleDemo::title()
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{
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return "Hole Demo";
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}
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std::string HoleDemo::subtitle()
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{
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return "Touch/click to poke holes";
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}
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void HoleDemo::setup()
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{
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Sprite *target = Sprite::create(s_pathBlock);
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target->setAnchorPoint(Point::ZERO);
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target->setScale(3);
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_outerClipper = ClippingNode::create();
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_outerClipper->retain();
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AffineTransform tranform = AffineTransformMakeIdentity();
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tranform = AffineTransformScale(tranform, target->getScale(), target->getScale());
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_outerClipper->setContentSize( SizeApplyAffineTransform(target->getContentSize(), tranform));
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_outerClipper->setAnchorPoint( Point(0.5, 0.5) );
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_outerClipper->setPosition(Point(this->getContentSize()) * 0.5f);
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_outerClipper->runAction(RepeatForever::create(RotateBy::create(1, 45)));
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_outerClipper->setStencil( target );
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ClippingNode *holesClipper = ClippingNode::create();
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holesClipper->setInverted(true);
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holesClipper->setAlphaThreshold( 0.05f );
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holesClipper->addChild(target);
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_holes = Node::create();
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_holes->retain();
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holesClipper->addChild(_holes);
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_holesStencil = Node::create();
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_holesStencil->retain();
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holesClipper->setStencil( _holesStencil);
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_outerClipper->addChild(holesClipper);
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this->addChild(_outerClipper);
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this->setTouchEnabled(true);
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}
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void HoleDemo::pokeHoleAtPoint(Point point)
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{
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float scale = CCRANDOM_0_1() * 0.2 + 0.9;
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float rotation = CCRANDOM_0_1() * 360;
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Sprite *hole = Sprite::create("Images/hole_effect.png");
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hole->setPosition( point );
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hole->setRotation( rotation );
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hole->setScale( scale );
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_holes->addChild(hole);
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Sprite *holeStencil = Sprite::create("Images/hole_stencil.png");
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holeStencil->setPosition( point );
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holeStencil->setRotation( rotation );
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holeStencil->setScale( scale );
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_holesStencil->addChild(holeStencil);
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_outerClipper->runAction(Sequence::createWithTwoActions(ScaleBy::create(0.05f, 0.95f),
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ScaleTo::create(0.125f, 1)));
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}
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void HoleDemo::ccTouchesBegan(Set* touches, Event* event)
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{
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Touch *touch = (Touch *)touches->anyObject();
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Point point = _outerClipper->convertToNodeSpace(Director::getInstance()->convertToGL(touch->getLocationInView()));
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Rect rect = Rect(0, 0, _outerClipper->getContentSize().width, _outerClipper->getContentSize().height);
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if (!rect.containsPoint(point)) return;
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this->pokeHoleAtPoint(point);
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}
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//#pragma mark - ScrollViewDemo
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std::string ScrollViewDemo::title()
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{
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return "Scroll View Demo";
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}
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std::string ScrollViewDemo::subtitle()
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{
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return "Move/drag to scroll the content";
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}
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void ScrollViewDemo::setup()
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{
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ClippingNode *clipper = ClippingNode::create();
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clipper->setTag( kTagClipperNode );
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clipper->setContentSize( Size(200, 200) );
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clipper->setAnchorPoint( Point(0.5, 0.5) );
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clipper->setPosition( Point(this->getContentSize().width / 2, this->getContentSize().height / 2) );
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clipper->runAction(RepeatForever::create(RotateBy::create(1, 45)));
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this->addChild(clipper);
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DrawNode *stencil = DrawNode::create();
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Point rectangle[4];
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rectangle[0] = Point(0, 0);
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rectangle[1] = Point(clipper->getContentSize().width, 0);
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rectangle[2] = Point(clipper->getContentSize().width, clipper->getContentSize().height);
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rectangle[3] = Point(0, clipper->getContentSize().height);
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Color4F white(1, 1, 1, 1);
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stencil->drawPolygon(rectangle, 4, white, 1, white);
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clipper->setStencil(stencil);
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Sprite *content = Sprite::create(s_back2);
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content->setTag( kTagContentNode );
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content->setAnchorPoint( Point(0.5, 0.5) );
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content->setPosition( Point(clipper->getContentSize().width / 2, clipper->getContentSize().height / 2) );
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clipper->addChild(content);
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_scrolling = false;
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this->setTouchEnabled(true);
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}
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void ScrollViewDemo::ccTouchesBegan(Set *touches, Event *event)
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{
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Touch *touch = static_cast<Touch*>(touches->anyObject());
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Node *clipper = this->getChildByTag(kTagClipperNode);
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Point point = clipper->convertToNodeSpace(Director::getInstance()->convertToGL(touch->getLocationInView()));
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Rect rect = Rect(0, 0, clipper->getContentSize().width, clipper->getContentSize().height);
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_scrolling = rect.containsPoint(point);
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_lastPoint = point;
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}
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void ScrollViewDemo::ccTouchesMoved(Set *touches, Event *event)
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{
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if (!_scrolling) return;
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Touch *touch = static_cast<Touch*>(touches->anyObject());
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Node *clipper = this->getChildByTag(kTagClipperNode);
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Point point = clipper->convertToNodeSpace(Director::getInstance()->convertToGL(touch->getLocationInView()));
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Point diff = point - _lastPoint;
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Node *content = clipper->getChildByTag(kTagContentNode);
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content->setPosition(content->getPosition() + diff);
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_lastPoint = point;
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}
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void ScrollViewDemo::ccTouchesEnded(Set *touches, Event *event)
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{
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if (!_scrolling) return;
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_scrolling = false;
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}
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//#pragma mark - RawStencilBufferTests
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//#if COCOS2D_DEBUG > 1
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static GLint _stencilBits = -1;
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static const GLfloat _alphaThreshold = 0.05f;
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static const int _planeCount = 8;
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static const Color4F _planeColor[] = {
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Color4F(0, 0, 0, 0.65f),
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Color4F(0.7f, 0, 0, 0.6f),
|
|
Color4F(0, 0.7f, 0, 0.55f),
|
|
Color4F(0, 0, 0.7f, 0.5f),
|
|
Color4F(0.7f, 0.7f, 0, 0.45f),
|
|
Color4F(0, 0.7f, 0.7f, 0.4f),
|
|
Color4F(0.7f, 0, 0.7f, 0.35f),
|
|
Color4F(0.7f, 0.7f, 0.7f, 0.3f),
|
|
};
|
|
|
|
RawStencilBufferTest::~RawStencilBufferTest()
|
|
{
|
|
CC_SAFE_RELEASE(_sprite);
|
|
}
|
|
|
|
std::string RawStencilBufferTest::title()
|
|
{
|
|
return "Raw Stencil Tests";
|
|
}
|
|
|
|
std::string RawStencilBufferTest::subtitle()
|
|
{
|
|
return "1:Default";
|
|
}
|
|
|
|
void RawStencilBufferTest::setup()
|
|
{
|
|
glGetIntegerv(GL_STENCIL_BITS, &_stencilBits);
|
|
if (_stencilBits < 3) {
|
|
CCLOGWARN("Stencil must be enabled for the current GLView.");
|
|
}
|
|
_sprite = Sprite::create(s_pathGrossini);
|
|
_sprite->retain();
|
|
_sprite->setAnchorPoint( Point(0.5, 0) );
|
|
_sprite->setScale( 2.5f );
|
|
Director::getInstance()->setAlphaBlending(true);
|
|
}
|
|
|
|
void RawStencilBufferTest::draw()
|
|
{
|
|
Point winPoint = Point(Director::getInstance()->getWinSize());
|
|
|
|
Point planeSize = winPoint * (1.0 / _planeCount);
|
|
|
|
glEnable(GL_STENCIL_TEST);
|
|
CHECK_GL_ERROR_DEBUG();
|
|
|
|
for (int i = 0; i < _planeCount; i++) {
|
|
|
|
Point stencilPoint = planeSize * (_planeCount - i);
|
|
stencilPoint.x = winPoint.x;
|
|
|
|
Point spritePoint = planeSize * i;
|
|
spritePoint.x += planeSize.x / 2;
|
|
spritePoint.y = 0;
|
|
_sprite->setPosition( spritePoint );
|
|
|
|
this->setupStencilForClippingOnPlane(i);
|
|
CHECK_GL_ERROR_DEBUG();
|
|
|
|
DrawPrimitives::drawSolidRect(Point::ZERO, stencilPoint, Color4F(1, 1, 1, 1));
|
|
|
|
kmGLPushMatrix();
|
|
this->transform();
|
|
_sprite->visit();
|
|
kmGLPopMatrix();
|
|
|
|
this->setupStencilForDrawingOnPlane(i);
|
|
CHECK_GL_ERROR_DEBUG();
|
|
|
|
DrawPrimitives::drawSolidRect(Point::ZERO, winPoint, _planeColor[i]);
|
|
|
|
kmGLPushMatrix();
|
|
this->transform();
|
|
_sprite->visit();
|
|
kmGLPopMatrix();
|
|
}
|
|
|
|
glDisable(GL_STENCIL_TEST);
|
|
CHECK_GL_ERROR_DEBUG();
|
|
}
|
|
|
|
void RawStencilBufferTest::setupStencilForClippingOnPlane(GLint plane)
|
|
{
|
|
GLint planeMask = 0x1 << plane;
|
|
glStencilMask(planeMask);
|
|
glClearStencil(0x0);
|
|
glClear(GL_STENCIL_BUFFER_BIT);
|
|
glFlush();
|
|
glStencilFunc(GL_NEVER, planeMask, planeMask);
|
|
glStencilOp(GL_REPLACE, GL_KEEP, GL_KEEP);
|
|
}
|
|
|
|
void RawStencilBufferTest::setupStencilForDrawingOnPlane(GLint plane)
|
|
{
|
|
GLint planeMask = 0x1 << plane;
|
|
glStencilFunc(GL_EQUAL, planeMask, planeMask);
|
|
glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
|
|
}
|
|
|
|
//@implementation RawStencilBufferTest2
|
|
|
|
std::string RawStencilBufferTest2::subtitle()
|
|
{
|
|
return "2:DepthMask:FALSE";
|
|
}
|
|
|
|
void RawStencilBufferTest2::setupStencilForClippingOnPlane(GLint plane)
|
|
{
|
|
RawStencilBufferTest::setupStencilForClippingOnPlane(plane);
|
|
glDepthMask(GL_FALSE);
|
|
}
|
|
|
|
void RawStencilBufferTest2::setupStencilForDrawingOnPlane(GLint plane)
|
|
{
|
|
glDepthMask(GL_TRUE);
|
|
RawStencilBufferTest::setupStencilForDrawingOnPlane(plane);
|
|
}
|
|
|
|
//@implementation RawStencilBufferTest3
|
|
|
|
std::string RawStencilBufferTest3::subtitle()
|
|
{
|
|
return "3:DepthTest:DISABLE,DepthMask:FALSE";
|
|
}
|
|
|
|
void RawStencilBufferTest3::setupStencilForClippingOnPlane(GLint plane)
|
|
{
|
|
RawStencilBufferTest::setupStencilForClippingOnPlane(plane);
|
|
glDisable(GL_DEPTH_TEST);
|
|
glDepthMask(GL_FALSE);
|
|
}
|
|
|
|
void RawStencilBufferTest3::setupStencilForDrawingOnPlane(GLint plane)
|
|
{
|
|
glDepthMask(GL_TRUE);
|
|
//glEnable(GL_DEPTH_TEST);
|
|
RawStencilBufferTest::setupStencilForDrawingOnPlane(plane);
|
|
}
|
|
|
|
//@implementation RawStencilBufferTest4
|
|
|
|
std::string RawStencilBufferTest4::subtitle()
|
|
{
|
|
return "4:DepthMask:FALSE,AlphaTest:ENABLE";
|
|
}
|
|
|
|
void RawStencilBufferTest4::setupStencilForClippingOnPlane(GLint plane)
|
|
{
|
|
RawStencilBufferTest::setupStencilForClippingOnPlane(plane);
|
|
glDepthMask(GL_FALSE);
|
|
|
|
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32) || (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX) || (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
|
|
glEnable(GL_ALPHA_TEST);
|
|
glAlphaFunc(GL_GREATER, _alphaThreshold);
|
|
#else
|
|
GLProgram *program = ShaderCache::getInstance()->programForKey(GLProgram::SHADER_NAME_POSITION_TEXTURE_ALPHA_TEST);
|
|
GLint alphaValueLocation = glGetUniformLocation(program->getProgram(), GLProgram::UNIFORM_NAME_ALPHA_TEST_VALUE);
|
|
program->setUniformLocationWith1f(alphaValueLocation, _alphaThreshold);
|
|
_sprite->setShaderProgram(program );
|
|
#endif
|
|
}
|
|
|
|
void RawStencilBufferTest4::setupStencilForDrawingOnPlane(GLint plane)
|
|
{
|
|
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32) || (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX) || (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
|
|
glDisable(GL_ALPHA_TEST);
|
|
#endif
|
|
glDepthMask(GL_TRUE);
|
|
RawStencilBufferTest::setupStencilForDrawingOnPlane(plane);
|
|
}
|
|
|
|
//@implementation RawStencilBufferTest5
|
|
|
|
std::string RawStencilBufferTest5::subtitle()
|
|
{
|
|
return "5:DepthTest:DISABLE,DepthMask:FALSE,AlphaTest:ENABLE";
|
|
}
|
|
|
|
void RawStencilBufferTest5::setupStencilForClippingOnPlane(GLint plane)
|
|
{
|
|
RawStencilBufferTest::setupStencilForClippingOnPlane(plane);
|
|
glDisable(GL_DEPTH_TEST);
|
|
glDepthMask(GL_FALSE);
|
|
|
|
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32) || (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX) || (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
|
|
glEnable(GL_ALPHA_TEST);
|
|
glAlphaFunc(GL_GREATER, _alphaThreshold);
|
|
#else
|
|
GLProgram *program = ShaderCache::getInstance()->programForKey(GLProgram::SHADER_NAME_POSITION_TEXTURE_ALPHA_TEST);
|
|
GLint alphaValueLocation = glGetUniformLocation(program->getProgram(), GLProgram::UNIFORM_NAME_ALPHA_TEST_VALUE);
|
|
program->setUniformLocationWith1f(alphaValueLocation, _alphaThreshold);
|
|
_sprite->setShaderProgram( program );
|
|
#endif
|
|
}
|
|
|
|
void RawStencilBufferTest5::setupStencilForDrawingOnPlane(GLint plane)
|
|
{
|
|
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32) || (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX) || (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
|
|
glDisable(GL_ALPHA_TEST);
|
|
#endif
|
|
glDepthMask(GL_TRUE);
|
|
//glEnable(GL_DEPTH_TEST);
|
|
RawStencilBufferTest::setupStencilForDrawingOnPlane(plane);
|
|
}
|
|
|
|
//@implementation RawStencilBufferTest6
|
|
|
|
std::string RawStencilBufferTest6::subtitle()
|
|
{
|
|
return "6:ManualClear,AlphaTest:ENABLE";
|
|
}
|
|
|
|
void RawStencilBufferTest6::setup()
|
|
{
|
|
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32) || (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX) || (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
|
|
Point winPoint = Point(Director::getInstance()->getWinSize());
|
|
//by default, glReadPixels will pack data with 4 bytes allignment
|
|
unsigned char bits[4] = {0,0,0,0};
|
|
glStencilMask(~0);
|
|
glClearStencil(0);
|
|
glClear(GL_STENCIL_BUFFER_BIT);
|
|
glFlush();
|
|
glReadPixels(0, 0, 1, 1, GL_STENCIL_INDEX, GL_UNSIGNED_BYTE, &bits);
|
|
LabelTTF *clearToZeroLabel = LabelTTF::create(String::createWithFormat("00=%02x", bits[0])->getCString(), "Arial", 20);
|
|
clearToZeroLabel->setPosition( Point((winPoint.x / 3) * 1, winPoint.y - 10) );
|
|
this->addChild(clearToZeroLabel);
|
|
glStencilMask(0x0F);
|
|
glClearStencil(0xAA);
|
|
glClear(GL_STENCIL_BUFFER_BIT);
|
|
glFlush();
|
|
glReadPixels(0, 0, 1, 1, GL_STENCIL_INDEX, GL_UNSIGNED_BYTE, &bits);
|
|
LabelTTF *clearToMaskLabel = LabelTTF::create(String::createWithFormat("0a=%02x", bits[0])->getCString(), "Arial", 20);
|
|
clearToMaskLabel->setPosition( Point((winPoint.x / 3) * 2, winPoint.y - 10) );
|
|
this->addChild(clearToMaskLabel);
|
|
#endif
|
|
glStencilMask(~0);
|
|
RawStencilBufferTest::setup();
|
|
}
|
|
|
|
void RawStencilBufferTest6::setupStencilForClippingOnPlane(GLint plane)
|
|
{
|
|
GLint planeMask = 0x1 << plane;
|
|
glStencilMask(planeMask);
|
|
glStencilFunc(GL_NEVER, 0, planeMask);
|
|
glStencilOp(GL_REPLACE, GL_KEEP, GL_KEEP);
|
|
DrawPrimitives::drawSolidRect(Point::ZERO, Point(Director::getInstance()->getWinSize()), Color4F(1, 1, 1, 1));
|
|
glStencilFunc(GL_NEVER, planeMask, planeMask);
|
|
glStencilOp(GL_REPLACE, GL_KEEP, GL_KEEP);
|
|
glDisable(GL_DEPTH_TEST);
|
|
glDepthMask(GL_FALSE);
|
|
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32) || (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX) || (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
|
|
glEnable(GL_ALPHA_TEST);
|
|
glAlphaFunc(GL_GREATER, _alphaThreshold);
|
|
#else
|
|
GLProgram *program = ShaderCache::getInstance()->programForKey(GLProgram::SHADER_NAME_POSITION_TEXTURE_ALPHA_TEST);
|
|
GLint alphaValueLocation = glGetUniformLocation(program->getProgram(), GLProgram::UNIFORM_NAME_ALPHA_TEST_VALUE);
|
|
program->setUniformLocationWith1f(alphaValueLocation, _alphaThreshold);
|
|
_sprite->setShaderProgram(program);
|
|
#endif
|
|
glFlush();
|
|
}
|
|
|
|
void RawStencilBufferTest6::setupStencilForDrawingOnPlane(GLint plane)
|
|
{
|
|
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32) || (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX) || (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
|
|
glDisable(GL_ALPHA_TEST);
|
|
#endif
|
|
glDepthMask(GL_TRUE);
|
|
//glEnable(GL_DEPTH_TEST);
|
|
RawStencilBufferTest::setupStencilForDrawingOnPlane(plane);
|
|
glFlush();
|
|
}
|
|
|
|
//#endif // COCOS2D_DEBUG > 1
|
|
|
|
void ClippingNodeTestScene::runThisTest()
|
|
{
|
|
Layer* layer = nextAction();
|
|
addChild(layer);
|
|
Director::getInstance()->replaceScene(this);
|
|
}
|