Beispiel #1
0
void LightEffect::prepareForRender(Sprite *sprite, Texture2D *normalmap)
{
    auto gl = getGLProgramState();

    gl->setUniformVec2("u_contentSize", sprite->getContentSize());

    Point posRelToSprite = PointApplyAffineTransform(Point(_lightPos.x, _lightPos.y), sprite->getWorldToNodeAffineTransform());
    gl->setUniformVec3("u_lightPos", Vec3(posRelToSprite.x, posRelToSprite.y, _lightPos.z));

    gl->setUniformTexture("u_normals", normalmap);

	int opacity = sprite->getOpacity();
    SpriteFrame *frame = sprite->getSpriteFrame();
    Size untrimmedSize = frame->getOriginalSize();
    Size trimmedSize = frame->getRect().size;
    Vec2 framePos = frame->getRect().origin;
    Size texSize = frame->getTexture()->getContentSize();
    
    // set sprite position in sheet
    gl->setUniformVec2("u_spritePosInSheet", Vec2(framePos.x / texSize.width, framePos.y / texSize.height));
    gl->setUniformVec2("u_spriteSizeRelToSheet", Vec2(untrimmedSize.width / texSize.width, untrimmedSize.height / texSize.height));
    gl->setUniformInt("u_spriteRotated", frame->isRotated());
	gl->setUniformFloat("u_spriteOpacity", (float)opacity / 255.0f);
    
    // set offset of trimmed sprite
    Vec2 bottomLeft = frame->getOffset() + (untrimmedSize - trimmedSize) / 2;
    Vec2 cornerOffset = frame->isRotated() ? Vec2(bottomLeft.y, bottomLeft.x)
                                           : Vec2(bottomLeft.x, untrimmedSize.height - trimmedSize.height - bottomLeft.y);
    gl->setUniformVec2("u_spriteOffset", cornerOffset);

}
void LightsHolder::prepareForRender(Sprite *_sprite, Texture2D *normalmap)
{
    int idx=0;
    for(auto &ef : _effectsArray) {
     
        if (ef != nullptr)
        {
            Point posRelToSprite = PointApplyAffineTransform(Point(ef->getLightPos().x, ef->getLightPos().y),_sprite->getWorldToNodeAffineTransform());
            _lightPos[idx]=Vec3(posRelToSprite.x, posRelToSprite.y, ef->getLightPos().z);
            brightness[idx]=ef->getBrightness();
    
        }
        idx++;
    }
    
    auto gl = getGLProgramState();

    gl->setUniformVec2("u_contentSize", _sprite->getContentSize());


 

    gl->setUniformVec3v("u_lightPos",_lightsNumber,_lightPos);

    gl->setUniformTexture("u_normals", normalmap);

    SpriteFrame *frame = _sprite->getSpriteFrame();
    Size untrimmedSize = frame->getOriginalSize();
    Size trimmedSize = frame->getRect().size;
    Vec2 framePos = frame->getRect().origin;
    Size texSize = frame->getTexture()->getContentSize();
    
    // set sprite position in sheet
    gl->setUniformVec2("u_spritePosInSheet", Vec2(framePos.x / texSize.width, framePos.y / texSize.height));
    gl->setUniformVec2("u_spriteSizeRelToSheet", Vec2(untrimmedSize.width / texSize.width, untrimmedSize.height / texSize.height));
    
    gl->setUniformFloatv("u_brightness",_lightsNumber, brightness);
    
    gl->setUniformInt("u_spriteRotated", frame->isRotated());
    gl->setUniformInt("u_lightsNumber", _lightsNumber);
    
    // set offset of trimmed sprite
    Vec2 bottomLeft = frame->getOffset() + (untrimmedSize - trimmedSize) / 2;
    Vec2 cornerOffset = frame->isRotated() ? Vec2(bottomLeft.y, bottomLeft.x)
                                           : Vec2(bottomLeft.x, untrimmedSize.height - trimmedSize.height - bottomLeft.y);
    gl->setUniformVec2("u_spriteOffset", cornerOffset);

}
void SpriteFrameCache::addSpriteFramesWithDictionary(ValueMap& dictionary, Texture2D* texture)
{
    /*
    Supported Zwoptex Formats:

    ZWTCoordinatesFormatOptionXMLLegacy = 0, // Flash Version
    ZWTCoordinatesFormatOptionXML1_0 = 1, // Desktop Version 0.0 - 0.4b
    ZWTCoordinatesFormatOptionXML1_1 = 2, // Desktop Version 1.0.0 - 1.0.1
    ZWTCoordinatesFormatOptionXML1_2 = 3, // Desktop Version 1.0.2+
    */

    
    ValueMap& framesDict = dictionary["frames"].asValueMap();
    int format = 0;

    // get the format
    if (dictionary.find("metadata") != dictionary.end())
    {
        ValueMap& metadataDict = dictionary["metadata"].asValueMap();
        format = metadataDict["format"].asInt();
    }

    // check the format
    CCASSERT(format >=0 && format <= 3, "format is not supported for SpriteFrameCache addSpriteFramesWithDictionary:textureFilename:");

    auto textureFileName = Director::getInstance()->getTextureCache()->getTextureFilePath(texture);
    auto image = new Image();
    image->initWithImageFile(textureFileName);
    NinePatchImageParser parser;
    for (auto iter = framesDict.begin(); iter != framesDict.end(); ++iter)
    {
        ValueMap& frameDict = iter->second.asValueMap();
        std::string spriteFrameName = iter->first;
        SpriteFrame* spriteFrame = _spriteFrames.at(spriteFrameName);
        if (spriteFrame)
        {
            continue;
        }
        
        if(format == 0) 
        {
            float x = frameDict["x"].asFloat();
            float y = frameDict["y"].asFloat();
            float w = frameDict["width"].asFloat();
            float h = frameDict["height"].asFloat();
            float ox = frameDict["offsetX"].asFloat();
            float oy = frameDict["offsetY"].asFloat();
            int ow = frameDict["originalWidth"].asInt();
            int oh = frameDict["originalHeight"].asInt();
            // check ow/oh
            if(!ow || !oh)
            {
                CCLOGWARN("cocos2d: WARNING: originalWidth/Height not found on the SpriteFrame. AnchorPoint won't work as expected. Regenrate the .plist");
            }
            // abs ow/oh
            ow = abs(ow);
            oh = abs(oh);
            // create frame
            spriteFrame = SpriteFrame::createWithTexture(texture,
                                                         Rect(x, y, w, h),
                                                         false,
                                                         Vec2(ox, oy),
                                                         Size((float)ow, (float)oh)
                                                         );
        } 
        else if(format == 1 || format == 2) 
        {
            Rect frame = RectFromString(frameDict["frame"].asString());
            bool rotated = false;

            // rotation
            if (format == 2)
            {
                rotated = frameDict["rotated"].asBool();
            }

            Vec2 offset = PointFromString(frameDict["offset"].asString());
            Size sourceSize = SizeFromString(frameDict["sourceSize"].asString());

            // create frame
            spriteFrame = SpriteFrame::createWithTexture(texture,
                                                         frame,
                                                         rotated,
                                                         offset,
                                                         sourceSize
                                                         );
        } 
        else if (format == 3)
        {
            // get values
            Size spriteSize = SizeFromString(frameDict["spriteSize"].asString());
            Vec2 spriteOffset = PointFromString(frameDict["spriteOffset"].asString());
            Size spriteSourceSize = SizeFromString(frameDict["spriteSourceSize"].asString());
            Rect textureRect = RectFromString(frameDict["textureRect"].asString());
            bool textureRotated = frameDict["textureRotated"].asBool();

            // get aliases
            ValueVector& aliases = frameDict["aliases"].asValueVector();

            for(const auto &value : aliases) {
                std::string oneAlias = value.asString();
                if (_spriteFramesAliases.find(oneAlias) != _spriteFramesAliases.end())
                {
                    CCLOGWARN("cocos2d: WARNING: an alias with name %s already exists", oneAlias.c_str());
                }

                _spriteFramesAliases[oneAlias] = Value(spriteFrameName);
            }

            // create frame
            spriteFrame = SpriteFrame::createWithTexture(texture,
                                                         Rect(textureRect.origin.x, textureRect.origin.y, spriteSize.width, spriteSize.height),
                                                         textureRotated,
                                                         spriteOffset,
                                                         spriteSourceSize);
        }

        bool flag = NinePatchImageParser::isNinePatchImage(spriteFrameName);
        if(flag)
        {
            parser.setSpriteFrameInfo(image, spriteFrame->getRectInPixels(), spriteFrame->isRotated());
            texture->addSpriteFrameCapInset(spriteFrame, parser.parseCapInset());
        }
        // add sprite frame
        _spriteFrames.insert(spriteFrameName, spriteFrame);
    }
    CC_SAFE_DELETE(image);
}