void ShaderNode::loadShaderVertex(const char *vert, const char *frag)
{
    GLProgram *shader = new GLProgram();
    shader->initWithVertexShaderFilename(vert, frag);

    shader->addAttribute("aVertex", GLProgram::VERTEX_ATTRIB_POSITION);
    shader->link();

    shader->updateUniforms();

    _uniformCenter = glGetUniformLocation(shader->getProgram(), "center");
    _uniformResolution = glGetUniformLocation(shader->getProgram(), "resolution");
    _uniformTime = glGetUniformLocation(shader->getProgram(), "time");

    this->setShaderProgram(shader);

    shader->release();
}
Example #2
0
void ShaderCache::loadDefaultShaders()
{
    // Position Texture Color shader
    GLProgram *p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTextureColor);

    _programs->setObject(p, GLProgram::SHADER_NAME_POSITION_TEXTURE_COLOR);
    p->release();

    // Position Texture Color alpha test
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTextureColorAlphaTest);

    _programs->setObject(p, GLProgram::SHADER_NAME_POSITION_TEXTURE_ALPHA_TEST);
    p->release();

    //
    // Position, Color shader
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionColor);

    _programs->setObject(p, GLProgram::SHADER_NAME_POSITION_COLOR);
    p->release();

    //
    // Position Texture shader
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTexture);

    _programs->setObject(p, GLProgram::SHADER_NAME_POSITION_TEXTURE);
    p->release();

    //
    // Position, Texture attribs, 1 Color as uniform shader
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTexture_uColor);

    _programs->setObject(p ,GLProgram::SHADER_NAME_POSITION_TEXTURE_U_COLOR);
    p->release();

    //
    // Position Texture A8 Color shader
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTextureA8Color);
    
    _programs->setObject(p, GLProgram::SHADER_NAME_POSITION_TEXTURE_A8_COLOR);
    p->release();

    //
    // Position and 1 color passed as a uniform (to simulate glColor4ub )
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_Position_uColor);
    
    _programs->setObject(p, GLProgram::SHADER_NAME_POSITION_U_COLOR);
    p->release();
    
    //
	// Position, Legth(TexCoords, Color (used by Draw Node basically )
	//
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionLengthTexureColor);
    
    _programs->setObject(p, GLProgram::SHADER_NAME_POSITION_LENGTH_TEXTURE_COLOR);
    p->release();
}
// on "init" you need to initialize your instance
bool HelloWorld::init()
{
    //////////////////////////////
    // 1. super init first
    if ( !Layer::init() )
    {
        return false;
    }

    Size visibleSize = Director::getInstance()->getVisibleSize();
    Vec2 origin = Director::getInstance()->getVisibleOrigin();



    auto center = Point(visibleSize.width / 2 + origin.x, visibleSize.height / 2 + origin.y);

    auto bg = Sprite::create("bg.png");
    bg->setPosition(center);
    auto bgsize = bg->getContentSize();
    float scaleX = visibleSize.width / bgsize.width;
    float scaleY = visibleSize.height / bgsize.height;
    bg->setScaleX(scaleX);
    bg->setScaleY(scaleY);
    addChild(bg);

    auto grass = Sprite::create("grass.png");
    grass->setAnchorPoint(ccp(0.5, 0.5));
    grass->setPosition(center);
    addChild(grass);

    Texture2D::TexParams p;
    p.minFilter = GL_LINEAR;
    p.magFilter = GL_LINEAR;
    p.wrapS = GL_REPEAT;
    p.wrapT = GL_REPEAT;

    glActiveTexture(GL_TEXTURE0);

    auto textureCache = Director::getInstance()->getTextureCache();
    auto tex1 = textureCache->addImage("grass.png");
    //tex1->setTexParameters(p);

    GLProgram* prog = new GLProgram();
    prog->initWithFilenames("perlin_wind.vert", "perlin_wind.frag");
    prog->retain();
    prog->link();
    prog->use();
    prog->updateUniforms();


    float gtime = Director::getInstance()->getDeltaTime();
    float ctime = Director::getInstance()->getTotalFrames() * Director::getInstance()->getAnimationInterval();

    //CCLog("Wind is %f", pnoise);

    ShaderCache::getInstance()->addGLProgram(prog, "perlin_wind");

    grass->setGLProgram(prog);

    GLProgramState* state = GLProgramState::getOrCreateWithGLProgram(prog);

    //state->setUniformFloat("u_gtime", 1.0f);
    //state->setUniformFloat("u_ctime",0.5f);
    //state->setUniformFloat("u_color", m_cloudAmount);
    state->setUniformFloat("u_wind", 0);
    schedule(schedule_selector(HelloWorld::setWind));
    prog->release();

    schedule(schedule_selector(HelloWorld::setWind));
    return true;


}
Example #4
0
// on "init" you need to initialize your instance
bool HelloWorld::init()
{
    //////////////////////////////
    // 1. super init first
    if ( !Layer::init() )
    {
        return false;
    }
    
    Size visibleSize = Director::getInstance()->getVisibleSize();
    Point origin = Director::getInstance()->getVisibleOrigin();

    /////////////////////////////
    // 2. add a menu item with "X" image, which is clicked to quit the program
    //    you may modify it.

    // add a "close" icon to exit the progress. it's an autorelease object
    auto closeItem = MenuItemImage::create(
                                           "CloseNormal.png",
                                           "CloseSelected.png",
                                           CC_CALLBACK_1(HelloWorld::menuCloseCallback, this));
    
	closeItem->setPosition(Point(origin.x + visibleSize.width - closeItem->getContentSize().width/2 ,
                                origin.y + closeItem->getContentSize().height/2));

    auto menu = Menu::create(closeItem, NULL);
    menu->setPosition(Point::ZERO);
    this->addChild(menu, 1);


    auto sprite = Sprite::create("HelloWorld.png");
    sprite->setPosition(Point(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));
    this->addChild(sprite, 0);
    auto playSp = Sprite::create("general_right.png");
    playSp->setPosition(Point(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));
    this->addChild(playSp);
    /*auto backgroundButton = Scale9Sprite::create("general_right.png");
    auto titleButton = LabelTTF::create("", "Marker Felt", 30);
    ControlButton *button = ControlButton::create(titleButton, backgroundButton);
    button->setPosition(Point(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));
    button->setAdjustBackgroundImage(false); 
    this->addChild(button);*/
    GLchar * pszFragSource =
    "#ifdef GL_ES \n \
    precision mediump float; \n \
    #endif \n \
    uniform sampler2D u_texture; \n \
    varying vec2 v_texCoord; \n \
    varying vec4 v_fragmentColor; \n \
    void main(void) \n \
    { \n \
    // Convert to greyscale using NTSC weightings \n \
    float grey = dot(texture2D(u_texture, v_texCoord).rgb, vec3(0.299, 0.587, 0.114)); \n \
    gl_FragColor = vec4(grey, grey, grey, 1.0); \n \
    }";
    GLProgram* greyShader = new GLProgram();
    greyShader->initWithVertexShaderByteArray(ccPositionTextureColor_vert, pszFragSource);
    greyShader->addAttribute(GLProgram::ATTRIBUTE_NAME_POSITION, GLProgram::VERTEX_ATTRIB_POSITION);
    greyShader->addAttribute(GLProgram::ATTRIBUTE_NAME_COLOR, GLProgram::VERTEX_ATTRIB_COLOR);
    greyShader->addAttribute(GLProgram::ATTRIBUTE_NAME_TEX_COORD, GLProgram::VERTEX_ATTRIB_TEX_COORDS);
    greyShader->link();
    greyShader->updateUniforms();
    //backgroundButton->setShaderProgram(greyShader);
    sprite->setShaderProgram(greyShader);
    playSp->setShaderProgram(greyShader);
    /*Array * children = button->getChildren();
    for(int i = 0;i < children->count();i ++){
        ((Node *)children->getObjectAtIndex(i))->setShaderProgram(greyShader);
    }*/
    
    greyShader->release();
    
    return true;
}
Example #5
0
void ShaderCache::loadDefaultShaders()
{
    // Position Texture Color shader
    GLProgram *p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTextureColor);

    _programs->setObject(p, kShader_PositionTextureColor);
    p->release();

    // Position Texture Color alpha test
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTextureColorAlphaTest);

    _programs->setObject(p, kShader_PositionTextureColorAlphaTest);
    p->release();

    //
    // Position, Color shader
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionColor);

    _programs->setObject(p, kShader_PositionColor);
    p->release();

    //
    // Position Texture shader
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTexture);

    _programs->setObject(p, kShader_PositionTexture);
    p->release();

    //
    // Position, Texture attribs, 1 Color as uniform shader
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTexture_uColor);

    _programs->setObject(p ,kShader_PositionTexture_uColor);
    p->release();

    //
    // Position Texture A8 Color shader
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionTextureA8Color);
    
    _programs->setObject(p, kShader_PositionTextureA8Color);
    p->release();

    //
    // Position and 1 color passed as a uniform (to simulate glColor4ub )
    //
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_Position_uColor);
    
    _programs->setObject(p, kShader_Position_uColor);
    p->release();
    
    //
	// Position, Legth(TexCoords, Color (used by Draw Node basically )
	//
    p = new GLProgram();
    loadDefaultShader(p, kShaderType_PositionLengthTexureColor);
    
    _programs->setObject(p, kShader_PositionLengthTexureColor);
    p->release();
}
Example #6
0
void Skin::setSkinEffectShaderProgram()
{
	switch (_effectType)
	{
	case cocostudio::SkinEffect_None: setShaderProgram(ShaderCache::getInstance()->getProgram(GLProgram::SHADER_NAME_POSITION_TEXTURE_COLOR_NO_MVP));break;
	case cocostudio::SkinEffect_Grey:
		{
			const GLchar* fragSource = SkinEffectShader_Grey;
			GLProgram* program = new GLProgram();
			program->initWithByteArrays(ccPositionTextureColor_vert, fragSource);
			setShaderProgram(program);
			program->release();

			CHECK_GL_ERROR_DEBUG();

			program->bindAttribLocation(GLProgram::ATTRIBUTE_NAME_POSITION, GLProgram::VERTEX_ATTRIB_POSITION);
			program->bindAttribLocation(GLProgram::ATTRIBUTE_NAME_COLOR, GLProgram::VERTEX_ATTRIB_COLOR);
			program->bindAttribLocation(GLProgram::ATTRIBUTE_NAME_TEX_COORD, GLProgram::VERTEX_ATTRIB_TEX_COORDS);

			CHECK_GL_ERROR_DEBUG();

			program->link();

			CHECK_GL_ERROR_DEBUG();

			program->updateUniforms();

			CHECK_GL_ERROR_DEBUG();
		}
		break;
	case cocostudio::SkinEffect_Elite:
		{
			const GLchar* fragSource = SkinEffectShader_Elite;
			GLProgram* program = new GLProgram();
			program->initWithByteArrays(ccPositionTextureColor_vert, fragSource);
			setShaderProgram(program);
			program->release();

			CHECK_GL_ERROR_DEBUG();

			program->bindAttribLocation(GLProgram::ATTRIBUTE_NAME_POSITION, GLProgram::VERTEX_ATTRIB_POSITION);
			program->bindAttribLocation(GLProgram::ATTRIBUTE_NAME_COLOR, GLProgram::VERTEX_ATTRIB_COLOR);
			program->bindAttribLocation(GLProgram::ATTRIBUTE_NAME_TEX_COORD, GLProgram::VERTEX_ATTRIB_TEX_COORDS);

			CHECK_GL_ERROR_DEBUG();

			program->link();

			CHECK_GL_ERROR_DEBUG();

			program->updateUniforms();

			CHECK_GL_ERROR_DEBUG();
		}
		break;
	case cocostudio::SkinEffect_HighLight:
		{
			const GLchar* fragSource = SkinEffectShader_HighLight;
			GLProgram* program = new GLProgram();
			program->initWithByteArrays(ccPositionTextureColor_vert, fragSource);
			setShaderProgram(program);
			program->release();

			CHECK_GL_ERROR_DEBUG();

			program->bindAttribLocation(GLProgram::ATTRIBUTE_NAME_POSITION, GLProgram::VERTEX_ATTRIB_POSITION);
			program->bindAttribLocation(GLProgram::ATTRIBUTE_NAME_COLOR, GLProgram::VERTEX_ATTRIB_COLOR);
			program->bindAttribLocation(GLProgram::ATTRIBUTE_NAME_TEX_COORD, GLProgram::VERTEX_ATTRIB_TEX_COORDS);

			CHECK_GL_ERROR_DEBUG();

			program->link();

			CHECK_GL_ERROR_DEBUG();

			program->updateUniforms();

			CHECK_GL_ERROR_DEBUG();
		}
		break;
	default:
		break;
	}
}