find_memory_type()

uint32_t MayaFlux::Core::BackendResourceManager::find_memory_type	(	uint32_t	type_filter,
		vk::MemoryPropertyFlags	properties
	)		const

Find a suitable memory type for Vulkan buffer allocation.

Parameters

type_filter	Memory type bits filter
properties	Desired memory property flags

Returns

Index of the suitable memory type

Definition at line 959 of file BackendResoureManager.cpp.

{
    vk::PhysicalDeviceMemoryProperties mem_properties;
    mem_properties = m_context.get_physical_device().getMemoryProperties();
 
    for (uint32_t i = 0; i < mem_properties.memoryTypeCount; i++) {
        if ((type_filter & (1 << i)) && (mem_properties.memoryTypes[i].propertyFlags & properties) == properties) {
            return i;
        }
    }
 
    error<std::runtime_error>(
        Journal::Component::Core,
        Journal::Context::GraphicsBackend,
        std::source_location::current(),
        "Failed to find suitable memory type");
 
    return 0;
}

References MayaFlux::Journal::Core, MayaFlux::Core::VKContext::get_physical_device(), MayaFlux::Journal::GraphicsBackend, and m_context.

Referenced by initialize_buffer(), and initialize_image().

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