Method renderUI

Source/RenderPasses/ImageLoader/ImageLoader.cpp:127–183

}

void ImageLoader::renderUI(Gui::Widgets& widget)
{
    // When output size requirements change, we'll trigger a graph recompile to update the render pass I/O sizes.
    if (widget.dropdown("Output size", mOutputSizeSelection))
        requestRecompile();
    widget.tooltip(
        "Specifies the pass output size.\n"
        "'Default' means that the output is sized based on requirements of connected passes.\n"
        "'Fixed' means the output is always at the image's native size.\n"
        "If the output is of a different size than the native image resolution, the image will be rescaled bilinearly.",
        true
    );

    widget.text("Image File: " + mImagePath.string());
    bool reloadImage = false;
    reloadImage |= widget.checkbox("Load As SRGB", mLoadSRGB);
    reloadImage |= widget.checkbox("Generate Mipmaps", mGenerateMips);

    if (widget.button("Load File"))
    {
        reloadImage |= openFileDialog({}, mImagePath);
    }

    if (mpTex)
    {
        if (mpTex->getMipCount() > 1)
            widget.slider("Mip Level", mMipLevel, 0u, mpTex->getMipCount() - 1);
        if (mpTex->getArraySize() > 1)
            widget.slider("Array Slice", mArraySlice, 0u, mpTex->getArraySize() - 1);

        widget.image(mImagePath.string().c_str(), mpTex.get(), {320, 320});
        widget.text("Image format: " + to_string(mpTex->getFormat()));
        widget.text("Image size: (" + std::to_string(mpTex->getWidth()) + ", " + std::to_string(mpTex->getHeight()) + ")");
        widget.text("Output format: " + to_string(mOutputFormat));
        widget.text("Output size: (" + std::to_string(mOutputSize.x) + ", " + std::to_string(mOutputSize.y) + ")");
    }

    if (reloadImage && !mImagePath.empty())
    {
        uint2 prevSize = {};
        if (mpTex)
            prevSize = {mpTex->getWidth(), mpTex->getHeight()};

        if (!loadImage(mImagePath))
        {
            msgBox("Error", fmt::format("Failed to load image from '{}'", mImagePath), MsgBoxType::Ok, MsgBoxIcon::Warning);
        }

        // If output is set to native size and image dimensions have changed,
        // we'll trigger a graph recompile to update the render pass I/O sizes.
        if (mOutputSizeSelection == RenderPassHelpers::IOSize::Fixed && mpTex != nullptr &&
            (mpTex->getWidth() != prevSize.x || mpTex->getHeight() != prevSize.y))
        {
            requestRecompile();
        }
    }
}