Method SaveToFile

PathTracer/Editor.cpp:815–843

}

void Editor::SaveToFile(const std::string& filepath, VulkanHelper::CommandBuffer commandBuffer)
{
    VulkanHelper::Image postProcessorImage = m_PostProcessor.GetOutputImageView().GetImage();
    VulkanHelper::Buffer::Config bufferConfig{};
    bufferConfig.Device = m_Device;
    bufferConfig.Size = (uint64_t)(postProcessorImage.GetWidth() * postProcessorImage.GetHeight() * 4);
    bufferConfig.Usage = VulkanHelper::Buffer::Usage::TRANSFER_DST_BIT;
    bufferConfig.CpuMapable = true;
    bufferConfig.DebugName = "Save to file Buffer";
    VulkanHelper::Buffer buffer = VulkanHelper::Buffer::New(bufferConfig).Value();

    postProcessorImage.TransitionImageLayout(VulkanHelper::Image::Layout::TRANSFER_SRC_OPTIMAL, commandBuffer);
    VH_ASSERT(buffer.CopyFromImage(commandBuffer, postProcessorImage) == VulkanHelper::VHResult::OK, "Failed to copy image to buffer");

    VH_ASSERT(commandBuffer.EndRecording() == VulkanHelper::VHResult::OK, "Failed to end command buffer recording");
    VH_ASSERT(commandBuffer.SubmitAndWait() == VulkanHelper::VHResult::OK, "Failed to submit command buffer");
    VH_ASSERT(commandBuffer.BeginRecording(VulkanHelper::CommandBuffer::Usage::ONE_TIME_SUBMIT_BIT) == VulkanHelper::VHResult::OK, "Failed to begin command buffer recording");
    void* mappedData = buffer.Map().Value();
    stbi_write_png(
        filepath.c_str(),
        (int)postProcessorImage.GetWidth(),
        (int)postProcessorImage.GetHeight(),
        4,
        mappedData,
        (int)postProcessorImage.GetWidth() * 4
    );

    buffer.Unmap();
}

void Editor::RenderVolumeSettings()
{