update_input_attachment()

void MayaFlux::Core::VKDescriptorManager::update_input_attachment	(	vk::Device	device,
		vk::DescriptorSet	set,
		uint32_t	binding,
		vk::ImageView	image_view,
		vk::ImageLayout	layout = vk::ImageLayout::eShaderReadOnlyOptimal
	)

Update descriptor set with input attachment.

Parameters

device	Logical device
set	Descriptor set to update
binding	Binding index
image_view	Image view to bind
layout	Image layout (must be eShaderReadOnlyOptimal or eGeneral)

For reading from attachments in the same render pass (subpass inputs).

Definition at line 474 of file VKDescriptorManager.cpp.

{
    if (!set) {
        MF_ERROR(Journal::Component::Core, Journal::Context::GraphicsBackend,
            "Cannot update null descriptor set");
        return;
    }
 
    if (!image_view) {
        MF_ERROR(Journal::Component::Core, Journal::Context::GraphicsBackend,
            "Cannot bind null image view to input attachment");
        return;
    }
 
    vk::DescriptorImageInfo image_info;
    image_info.imageView = image_view;
    image_info.sampler = nullptr;
    image_info.imageLayout = layout;
 
    vk::WriteDescriptorSet write;
    write.dstSet = set;
    write.dstBinding = binding;
    write.dstArrayElement = 0;
    write.descriptorCount = 1;
    write.descriptorType = vk::DescriptorType::eInputAttachment;
    write.pImageInfo = &image_info;
 
    device.updateDescriptorSets(1, &write, 0, nullptr);
 
    MF_DEBUG(Journal::Component::Core, Journal::Context::GraphicsBackend,
        "Updated descriptor set binding {} with input attachment", binding);
}

References MayaFlux::Journal::Core, MayaFlux::Journal::GraphicsBackend, MF_DEBUG, and MF_ERROR.