Method MakeRenderingTarget

tests/live2d-tests/Source/LAppModel.cpp:755–799

}

void LAppModel::MakeRenderingTarget()
{
    // RenderTexture::createは描画タイミングで呼ぶとAssert扱いになるので注意すること
    if (!_renderSprite && !_renderBuffer->IsValid())
    {
        float aspectFactor = 1.0f;
        int frameW = Director::getInstance()->getRenderView()->getFrameSize().width, frameH = Director::getInstance()->getRenderView()->getFrameSize().height;

#if (AX_TARGET_PLATFORM == AX_PLATFORM_MAC)
        // Retina対策でこっちからとる
        RenderViewImpl *glimpl = (RenderViewImpl *)Director::getInstance()->getRenderView();
        int renderW = frameW;
        int renderH = frameH;
        glfwGetFramebufferSize(glimpl->getWindow(), &frameW, &frameH);
        aspectFactor = static_cast<float>(renderW) / frameW;
#endif

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

        _renderSprite = RenderTexture::create(frameW, frameH, ax::backend::PixelFormat::RGBA8);
        _renderSprite->setPosition(Point(visibleSize.width / 2 + origin.x, visibleSize.height / 2 + origin.y));
        _renderSprite->getSprite()->getTexture()->setAntiAliasTexParameters();
        _renderSprite->getSprite()->setBlendFunc(BlendFunc::ALPHA_NON_PREMULTIPLIED);
        _renderSprite->getSprite()->setOpacityModifyRGB(false);
        // サンプルシーンへ登録
        SampleScene::getInstance()->addChild(_renderSprite);
        _renderSprite->setVisible(true);

        // _renderSpriteのテクスチャを作成する
        _renderSprite->getSprite()->getTexture()->setTexParameters(
          ax::Texture2D::TexParams(
            ax::backend::SamplerFilter::LINEAR,                    // MagFilter
            ax::backend::SamplerFilter::LINEAR,                    // MinFilter
            ax::backend::SamplerAddressMode::CLAMP_TO_EDGE,      // AddressingMode S
            ax::backend::SamplerAddressMode::CLAMP_TO_EDGE       // AddressingMode T
          )
        );

        // レンダリングバッファの描画先をそのテクスチャにする
        _renderBuffer->CreateOffscreenFrame(frameW, frameH, _renderSprite);

        _renderSprite->setScale(aspectFactor);
    }
}

void LAppModel::SetSpriteColor(float r, float g, float b, float a)
{