mirror of https://github.com/axmolengine/axmol.git
758 lines
19 KiB
C++
758 lines
19 KiB
C++
#include "ShaderTest.h"
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#include "../testResource.h"
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#include "cocos2d.h"
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USING_NS_CC;
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USING_NS_CC_EXT;
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ShaderTests::ShaderTests()
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{
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ADD_TEST_CASE(ShaderLensFlare);
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ADD_TEST_CASE(ShaderMandelbrot);
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ADD_TEST_CASE(ShaderJulia);
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ADD_TEST_CASE(ShaderHeart);
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ADD_TEST_CASE(ShaderFlower);
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ADD_TEST_CASE(ShaderPlasma);
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ADD_TEST_CASE(ShaderBlur);
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ADD_TEST_CASE(ShaderRetroEffect);
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ADD_TEST_CASE(ShaderMonjori);
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ADD_TEST_CASE(ShaderGlow);
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ADD_TEST_CASE(ShaderMultiTexture);
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}
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///---------------------------------------
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//
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// ShaderNode
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//
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///---------------------------------------
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enum
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{
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SIZE_X = 256,
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SIZE_Y = 256,
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};
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ShaderNode::ShaderNode()
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:_center(Vec2(0.0f, 0.0f))
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,_resolution(Vec2(0.0f, 0.0f))
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,_time(0.0f)
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{
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}
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ShaderNode::~ShaderNode()
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{
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}
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ShaderNode* ShaderNode::shaderNodeWithVertex(const std::string &vert, const std::string& frag)
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{
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auto node = new (std::nothrow) ShaderNode();
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node->initWithVertex(vert, frag);
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node->autorelease();
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return node;
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}
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bool ShaderNode::initWithVertex(const std::string &vert, const std::string &frag)
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{
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_vertFileName = vert;
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_fragFileName = frag;
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#if CC_ENABLE_CACHE_TEXTURE_DATA
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auto listener = EventListenerCustom::create(EVENT_RENDERER_RECREATED, [this](EventCustom* event){
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this->setGLProgramState(nullptr);
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loadShaderVertex(_vertFileName, _fragFileName);
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});
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_eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
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#endif
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loadShaderVertex(vert, frag);
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_time = 0;
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_resolution = Vec2(SIZE_X, SIZE_Y);
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scheduleUpdate();
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setContentSize(Size(SIZE_X, SIZE_Y));
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setAnchorPoint(Vec2(0.5f, 0.5f));
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return true;
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}
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void ShaderNode::loadShaderVertex(const std::string &vert, const std::string &frag)
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{
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auto fileUtiles = FileUtils::getInstance();
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// frag
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auto fragmentFilePath = fileUtiles->fullPathForFilename(frag);
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auto fragSource = fileUtiles->getStringFromFile(fragmentFilePath);
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// vert
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std::string vertSource;
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if (vert.empty()) {
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vertSource = ccPositionTextureColor_vert;
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} else {
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std::string vertexFilePath = fileUtiles->fullPathForFilename(vert);
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vertSource = fileUtiles->getStringFromFile(vertexFilePath);
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}
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auto glprogram = GLProgram::createWithByteArrays(vertSource.c_str(), fragSource.c_str());
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auto glprogramstate = GLProgramState::getOrCreateWithGLProgram(glprogram);
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setGLProgramState(glprogramstate);
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}
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void ShaderNode::update(float dt)
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{
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_time += dt;
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}
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void ShaderNode::setPosition(const Vec2 &newPosition)
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{
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Node::setPosition(newPosition);
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auto position = getPosition();
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auto frameSize = Director::getInstance()->getOpenGLView()->getFrameSize();
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auto visibleSize = Director::getInstance()->getVisibleSize();
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auto retinaFactor = Director::getInstance()->getOpenGLView()->getRetinaFactor();
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_center = Vec2(position.x * frameSize.width / visibleSize.width * retinaFactor, position.y * frameSize.height / visibleSize.height * retinaFactor);
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}
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void ShaderNode::draw(Renderer *renderer, const Mat4 &transform, uint32_t flags)
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{
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_customCommand.init(_globalZOrder, transform, flags);
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_customCommand.func = CC_CALLBACK_0(ShaderNode::onDraw, this, transform, flags);
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renderer->addCommand(&_customCommand);
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}
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void ShaderNode::onDraw(const Mat4 &transform, uint32_t flags)
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{
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float w = SIZE_X, h = SIZE_Y;
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GLfloat vertices[12] = {0,0, w,0, w,h, 0,0, 0,h, w,h};
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auto glProgramState = getGLProgramState();
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glProgramState->setUniformVec2("resolution", _resolution);
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glProgramState->setUniformVec2("center", _center);
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glProgramState->setVertexAttribPointer("a_position", 2, GL_FLOAT, GL_FALSE, 0, vertices);
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glProgramState->apply(transform);
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glDrawArrays(GL_TRIANGLES, 0, 6);
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CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1,6);
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}
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/// ShaderMonjori
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ShaderMonjori::ShaderMonjori()
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{
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}
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bool ShaderMonjori::init()
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{
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if (ShaderTestDemo::init())
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{
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auto sn = ShaderNode::shaderNodeWithVertex("", "Shaders/example_Monjori.fsh");
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auto s = Director::getInstance()->getWinSize();
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sn->setPosition(Vec2(s.width/2, s.height/2));
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addChild(sn);
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return true;
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}
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return false;
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}
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std::string ShaderMonjori::title() const
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{
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return "Shader: Frag shader";
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}
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std::string ShaderMonjori::subtitle() const
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{
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return "Monjori plane deformations";
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}
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/// ShaderMandelbrot
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ShaderMandelbrot::ShaderMandelbrot()
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{
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}
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bool ShaderMandelbrot::init()
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{
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if (ShaderTestDemo::init())
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{
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#if (CC_TARGET_PLATFORM != CC_PLATFORM_WINRT)
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auto sn = ShaderNode::shaderNodeWithVertex("", "Shaders/example_Mandelbrot.fsh");
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auto s = Director::getInstance()->getWinSize();
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sn->setPosition(Vec2(s.width/2, s.height/2));
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addChild(sn);
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#endif
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return true;
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}
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return false;
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}
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std::string ShaderMandelbrot::title() const
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{
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return "Shader: Frag shader";
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}
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std::string ShaderMandelbrot::subtitle() const
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{
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return "Mandelbrot shader with Zoom";
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}
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/// ShaderJulia
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ShaderJulia::ShaderJulia()
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{
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}
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bool ShaderJulia::init()
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{
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if (ShaderTestDemo::init())
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{
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#if (CC_TARGET_PLATFORM != CC_PLATFORM_WINRT)
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auto sn = ShaderNode::shaderNodeWithVertex("", "Shaders/example_Julia.fsh");
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auto s = Director::getInstance()->getWinSize();
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sn->setPosition(Vec2(s.width/2, s.height/2));
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addChild(sn);
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#endif
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return true;
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}
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return false;
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}
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std::string ShaderJulia::title() const
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{
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return "Shader: Frag shader";
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}
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std::string ShaderJulia::subtitle() const
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{
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return "Julia shader";
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}
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/// ShaderHeart
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ShaderHeart::ShaderHeart()
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{
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}
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bool ShaderHeart::init()
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{
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if (ShaderTestDemo::init())
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{
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auto sn = ShaderNode::shaderNodeWithVertex("", "Shaders/example_Heart.fsh");
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auto s = Director::getInstance()->getWinSize();
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sn->setPosition(Vec2(s.width/2, s.height/2));
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addChild(sn);
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return true;
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}
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return false;
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}
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std::string ShaderHeart::title() const
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{
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return "Shader: Frag shader";
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}
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std::string ShaderHeart::subtitle() const
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{
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return "Heart";
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}
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/// ShaderFlower
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ShaderFlower::ShaderFlower()
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{
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}
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bool ShaderFlower::init()
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{
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if (ShaderTestDemo::init())
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{
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auto sn = ShaderNode::shaderNodeWithVertex("", "Shaders/example_Flower.fsh");
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auto s = Director::getInstance()->getWinSize();
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sn->setPosition(Vec2(s.width/2, s.height/2));
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addChild(sn);
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return true;
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}
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return false;
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}
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std::string ShaderFlower::title() const
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{
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return "Shader: Frag shader";
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}
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std::string ShaderFlower::subtitle() const
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{
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return "Flower";
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}
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/// ShaderPlasma
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ShaderPlasma::ShaderPlasma()
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{
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}
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bool ShaderPlasma::init()
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{
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if (ShaderTestDemo::init())
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{
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auto sn = ShaderNode::shaderNodeWithVertex("", "Shaders/example_Plasma.fsh");
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auto s = Director::getInstance()->getWinSize();
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sn->setPosition(Vec2(s.width/2, s.height/2));
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addChild(sn);
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return true;
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}
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return false;
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}
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std::string ShaderPlasma::title() const
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{
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return "Shader: Frag shader";
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}
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std::string ShaderPlasma::subtitle() const
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{
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return "Plasma";
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}
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// ShaderBlur
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class SpriteBlur : public Sprite
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{
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public:
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~SpriteBlur();
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bool initWithTexture(Texture2D* texture, const Rect& rect);
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void initGLProgram();
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static SpriteBlur* create(const char *pszFileName);
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void setBlurRadius(float radius);
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void setBlurSampleNum(float num);
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protected:
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float _blurRadius;
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float _blurSampleNum;
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};
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SpriteBlur::~SpriteBlur()
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{
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}
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SpriteBlur* SpriteBlur::create(const char *pszFileName)
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{
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SpriteBlur* pRet = new (std::nothrow) SpriteBlur();
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if (pRet && pRet->initWithFile(pszFileName))
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{
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pRet->autorelease();
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}
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else
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{
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CC_SAFE_DELETE(pRet);
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}
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return pRet;
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}
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bool SpriteBlur::initWithTexture(Texture2D* texture, const Rect& rect)
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{
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_blurRadius = 0;
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if( Sprite::initWithTexture(texture, rect) )
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{
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#if CC_ENABLE_CACHE_TEXTURE_DATA
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auto listener = EventListenerCustom::create(EVENT_RENDERER_RECREATED, [this](EventCustom* event){
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initGLProgram();
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});
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_eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
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#endif
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initGLProgram();
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return true;
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}
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return false;
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}
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void SpriteBlur::initGLProgram()
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{
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GLchar * fragSource = nullptr;
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#if (CC_TARGET_PLATFORM != CC_PLATFORM_WINRT)
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fragSource = (GLchar*) String::createWithContentsOfFile(
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FileUtils::getInstance()->fullPathForFilename("Shaders/example_Blur.fsh").c_str())->getCString();
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#else
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fragSource = (GLchar*)String::createWithContentsOfFile(
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FileUtils::getInstance()->fullPathForFilename("Shaders/example_Blur_winrt.fsh").c_str())->getCString();
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#endif
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auto program = GLProgram::createWithByteArrays(ccPositionTextureColor_noMVP_vert, fragSource);
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auto glProgramState = GLProgramState::getOrCreateWithGLProgram(program);
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setGLProgramState(glProgramState);
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auto size = getTexture()->getContentSizeInPixels();
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getGLProgramState()->setUniformVec2("resolution", size);
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#if (CC_TARGET_PLATFORM != CC_PLATFORM_WINRT)
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getGLProgramState()->setUniformFloat("blurRadius", _blurRadius);
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getGLProgramState()->setUniformFloat("sampleNum", 7.0f);
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#endif
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}
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void SpriteBlur::setBlurRadius(float radius)
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{
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_blurRadius = radius;
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getGLProgramState()->setUniformFloat("blurRadius", _blurRadius);
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}
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void SpriteBlur::setBlurSampleNum(float num)
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{
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_blurSampleNum = num;
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getGLProgramState()->setUniformFloat("sampleNum", _blurSampleNum);
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}
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// ShaderBlur
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ShaderBlur::ShaderBlur()
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{
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}
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std::string ShaderBlur::title() const
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{
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return "Shader: Frag shader";
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}
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std::string ShaderBlur::subtitle() const
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{
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return "Gaussian blur";
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}
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void ShaderBlur::createSliderCtls()
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{
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auto screenSize = Director::getInstance()->getWinSize();
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{
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ControlSlider *slider = ControlSlider::create("extensions/sliderTrack.png","extensions/sliderProgress.png" ,"extensions/sliderThumb.png");
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slider->setAnchorPoint(Vec2(0.5f, 1.0f));
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slider->setMinimumValue(0.0f);
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slider->setMaximumValue(25.0f);
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slider->setScale(0.6f);
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slider->setPosition(Vec2(screenSize.width / 4.0f, screenSize.height / 3.0f + 24.0f));
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slider->addTargetWithActionForControlEvents(this, cccontrol_selector(ShaderBlur::onRadiusChanged), Control::EventType::VALUE_CHANGED);
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slider->setValue(2.0f);
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addChild(slider);
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_sliderRadiusCtl = slider;
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auto label = Label::createWithTTF("Blur Radius", "fonts/arial.ttf", 12.0f);
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addChild(label);
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label->setPosition(Vec2(screenSize.width / 4.0f, screenSize.height / 3.0f));
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}
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{
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ControlSlider *slider = ControlSlider::create("extensions/sliderTrack.png","extensions/sliderProgress.png" ,"extensions/sliderThumb.png");
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slider->setAnchorPoint(Vec2(0.5f, 1.0f));
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slider->setMinimumValue(0.0f);
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slider->setMaximumValue(11.0f);
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slider->setScale(0.6f);
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slider->setPosition(Vec2(screenSize.width / 4.0f, screenSize.height / 3.0f - 10.0f));
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slider->addTargetWithActionForControlEvents(this, cccontrol_selector(ShaderBlur::onSampleNumChanged), Control::EventType::VALUE_CHANGED);
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slider->setValue(7.0f);
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addChild(slider);
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_sliderNumCtrl = slider;
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auto label = Label::createWithTTF("Blur Sample Num", "fonts/arial.ttf", 12.0f);
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addChild(label);
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label->setPosition(Vec2(screenSize.width / 4.0f, screenSize.height / 3.0f - 34.0f));
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}
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}
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bool ShaderBlur::init()
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{
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if( ShaderTestDemo::init() )
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{
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_blurSprite = SpriteBlur::create("Images/grossini.png");
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auto sprite = Sprite::create("Images/grossini.png");
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auto s = Director::getInstance()->getWinSize();
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_blurSprite->setPosition(Vec2(s.width/3, s.height/2 + 30.0f));
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sprite->setPosition(Vec2(2*s.width/3, s.height/2 + 30.0f));
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addChild(_blurSprite);
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addChild(sprite);
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auto label = Label::createWithTTF("Normal Sprite", "fonts/arial.ttf", 12.0f);
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addChild(label);
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label->setPosition(Vec2(2*s.width/3, s.height/3.0f));
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#if (CC_TARGET_PLATFORM != CC_PLATFORM_WINRT)
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createSliderCtls();
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#else
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auto label_blur = Label::createWithTTF("Blur Sprite", "fonts/arial.ttf", 12.0f);
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addChild(label_blur);
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label_blur->setPosition(Vec2(s.width/3, s.height/3.0f));
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#endif
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return true;
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}
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return false;
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}
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void ShaderBlur::onRadiusChanged(Ref* sender, Control::EventType)
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{
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ControlSlider* slider = (ControlSlider*)sender;
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_blurSprite->setBlurRadius(slider->getValue());
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}
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void ShaderBlur::onSampleNumChanged(Ref* sender, Control::EventType)
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{
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ControlSlider* slider = (ControlSlider*)sender;
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_blurSprite->setBlurSampleNum(slider->getValue());
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}
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// ShaderRetroEffect
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ShaderRetroEffect::ShaderRetroEffect()
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: _label(nullptr)
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, _accum(0.0f)
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{
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}
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bool ShaderRetroEffect::init()
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{
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if( ShaderTestDemo::init() ) {
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auto fragStr = FileUtils::getInstance()->getStringFromFile(FileUtils::getInstance()->fullPathForFilename("Shaders/example_HorizontalColor.fsh"));
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GLchar * fragSource = (GLchar*)fragStr.c_str();
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auto p = GLProgram::createWithByteArrays(ccPositionTextureColor_noMVP_vert, fragSource);
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auto director = Director::getInstance();
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auto s = director->getWinSize();
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_label = Label::createWithBMFont("fonts/west_england-64.fnt","RETRO EFFECT");
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_label->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
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_label->setGLProgram(p);
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_label->setPosition(Vec2(s.width/2,s.height/2));
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addChild(_label);
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scheduleUpdate();
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return true;
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}
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return false;
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}
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void ShaderRetroEffect::update(float dt)
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{
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_accum += dt;
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|
int letterCount = _label->getStringLength();
|
|
for (int i = 0; i < letterCount; ++i)
|
|
{
|
|
auto sprite = _label->getLetter(i);
|
|
auto oldPosition = sprite->getPosition();
|
|
sprite->setPosition(Vec2( oldPosition.x, sinf( _accum * 2 + i/2.0) * 20 ));
|
|
|
|
// add fabs() to prevent negative scaling
|
|
float scaleY = ( sinf( _accum * 2 + i/2.0 + 0.707) );
|
|
|
|
sprite->setScaleY(scaleY);
|
|
}
|
|
}
|
|
|
|
std::string ShaderRetroEffect::title() const
|
|
{
|
|
return "Shader: Retro test";
|
|
}
|
|
|
|
std::string ShaderRetroEffect::subtitle() const
|
|
{
|
|
return "sin() effect with moving colors";
|
|
}
|
|
|
|
|
|
ShaderLensFlare::ShaderLensFlare()
|
|
{
|
|
}
|
|
|
|
std::string ShaderLensFlare::title() const
|
|
{
|
|
return "ShaderToy Test";
|
|
}
|
|
|
|
std::string ShaderLensFlare::subtitle() const
|
|
{
|
|
return "Lens Flare";
|
|
}
|
|
|
|
bool ShaderLensFlare::init()
|
|
{
|
|
if (ShaderTestDemo::init())
|
|
{
|
|
auto sn = ShaderNode::shaderNodeWithVertex("", "Shaders/shadertoy_LensFlare.fsh");
|
|
|
|
auto s = Director::getInstance()->getWinSize();
|
|
sn->setPosition(Vec2(s.width/2, s.height/2));
|
|
sn->setContentSize(Size(s.width/2,s.height/2));
|
|
addChild(sn);
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//
|
|
// ShaderGlow
|
|
//
|
|
ShaderGlow::ShaderGlow()
|
|
{
|
|
}
|
|
|
|
std::string ShaderGlow::title() const
|
|
{
|
|
return "ShaderToy Test";
|
|
}
|
|
|
|
std::string ShaderGlow::subtitle() const
|
|
{
|
|
return "Glow";
|
|
}
|
|
|
|
bool ShaderGlow::init()
|
|
{
|
|
if (ShaderTestDemo::init())
|
|
{
|
|
auto sn = ShaderNode::shaderNodeWithVertex("", "Shaders/shadertoy_Glow.fsh");
|
|
|
|
auto s = Director::getInstance()->getWinSize();
|
|
sn->setPosition(Vec2(s.width/2, s.height/2));
|
|
sn->setContentSize(Size(s.width/2,s.height/2));
|
|
addChild(sn);
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//
|
|
// ShaderMultiTexture
|
|
//
|
|
ShaderMultiTexture::ShaderMultiTexture():_changedTextureId(0)
|
|
{
|
|
}
|
|
|
|
std::string ShaderMultiTexture::title() const
|
|
{
|
|
return "MultiTexture test";
|
|
}
|
|
|
|
std::string ShaderMultiTexture::subtitle() const
|
|
{
|
|
return "MultiTexture";
|
|
}
|
|
|
|
ui::Slider* ShaderMultiTexture::createSliderCtl()
|
|
{
|
|
auto screenSize = Director::getInstance()->getWinSize();
|
|
|
|
ui::Slider* slider = ui::Slider::create();
|
|
slider->loadBarTexture("cocosui/sliderTrack.png");
|
|
slider->loadSlidBallTextures("cocosui/sliderThumb.png", "cocosui/sliderThumb.png", "");
|
|
slider->loadProgressBarTexture("cocosui/sliderProgress.png");
|
|
slider->setPercent(50);
|
|
|
|
slider->setPosition(Vec2(screenSize.width / 2.0f, screenSize.height / 3.0f));
|
|
addChild(slider);
|
|
|
|
slider->addEventListener([&](Ref* sender, ui::Slider::EventType type) {
|
|
|
|
if (type == ui::Slider::EventType::ON_PERCENTAGE_CHANGED)
|
|
{
|
|
ui::Slider* slider = dynamic_cast<ui::Slider*>(sender);
|
|
float p = slider->getPercent() / 100.0f;
|
|
_sprite->getGLProgramState()->setUniformFloat("u_interpolate",p);
|
|
}
|
|
});
|
|
return slider;
|
|
}
|
|
|
|
bool ShaderMultiTexture::init()
|
|
{
|
|
if (ShaderTestDemo::init())
|
|
{
|
|
auto s = Director::getInstance()->getWinSize();
|
|
|
|
// Left: normal sprite
|
|
auto left = Sprite::create("Images/grossinis_sister1.png");
|
|
addChild(left);
|
|
left->setPosition(s.width*1/4, s.height/2);
|
|
|
|
// Right: normal sprite
|
|
auto right = Sprite::create("Images/grossinis_sister2.png");
|
|
addChild(right, 0, rightSpriteTag);
|
|
right->setPosition(s.width*3/4, s.height/2);
|
|
|
|
|
|
// Center: MultiTexture
|
|
_sprite = Sprite::createWithTexture(left->getTexture());
|
|
addChild(_sprite);
|
|
_sprite->setPosition(Vec2(s.width/2, s.height/2));
|
|
|
|
auto glprogram = GLProgram::createWithFilenames("Shaders/example_MultiTexture.vsh", "Shaders/example_MultiTexture.fsh");
|
|
auto glprogramstate = GLProgramState::getOrCreateWithGLProgram(glprogram);
|
|
_sprite->setGLProgramState(glprogramstate);
|
|
|
|
glprogramstate->setUniformTexture("u_texture1", right->getTexture());
|
|
glprogramstate->setUniformFloat("u_interpolate",0.5);
|
|
|
|
// slider
|
|
createSliderCtl();
|
|
|
|
// menu
|
|
auto label = Label::createWithTTF(TTFConfig("fonts/arial.ttf"), "change");
|
|
auto mi = MenuItemLabel::create(label, CC_CALLBACK_1(ShaderMultiTexture::changeTexture, this));
|
|
auto menu = Menu::create(mi, nullptr);
|
|
addChild(menu);
|
|
menu->setPosition(s.width * 7 / 8, s.height / 2);
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void ShaderMultiTexture::changeTexture(Ref*)
|
|
{
|
|
static const int textureFilesCount = 3;
|
|
static const std::string textureFiles[textureFilesCount] = {
|
|
"Images/grossini.png",
|
|
"Images/grossinis_sister1.png",
|
|
"Images/grossinis_sister2.png"
|
|
};
|
|
auto textrue = Director::getInstance()->getTextureCache()->addImage(textureFiles[_changedTextureId++ % textureFilesCount]);
|
|
Sprite* right = dynamic_cast<Sprite*>(getChildByTag(rightSpriteTag));
|
|
right->setTexture(textrue);
|
|
auto programState = _sprite->getGLProgramState();
|
|
programState->setUniformTexture("u_texture1", right->getTexture());
|
|
}
|