VK_MEMORY_PROPERTY_FLAG_BITS_MAX_ENUM=0x7FFFFFFF} VkMemoryPropertyFlagBits; VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT: 表示设备(GPU)访问这块存储效率最高。 VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT: 表示这块存储可以通过调用vkMapMemory进行映射,使得主机(CPU)可以访问。 VK_MEMORY_PROPERTY_HOST_COHERENT_BIT: ...
vkFreeMemory(device->getVKDevice(), m_resolve_attachment[0].memory,NULL); vkFreeMemory(device->getVKDevice(), m_resolve_attachment[1].memory,NULL); m_depth_attachment.memory =NULL; m_color_attachment.memory =NULL; m_resolve_attachment[0].memory =NULL; m_resolve_attachment[1].memory =NU...
memAllocInfo.memoryTypeIndex = vulkanDevice->getMemoryType(memRequirements.memoryTypeBits, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT); VkExportMemoryAllocateInfoKHR exportInfo = {}; exportInfo.sType = VK_STRUCTURE_TYPE_EXPORT_MEMORY_ALLOCATE_INFO_KHR; exportInfo.ha...
36 VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); // 内存类型索引 37 38 VkDeviceMemory textureImageMemory; // 定义 VkDeviceMemory 变量 39 // 分配内存 40 if (vkAllocateMemory(device, &allocInfo, nullptr, &textureImageMemory) != VK_SUCCESS) { 41 throw std::runtime_error("failed to allocate textu...
从Vulkan 1.3规范的“7.1.3访问类型”部分：如果内存对象不具有VK_MEMORY_PROPERTY_HOST_COHERENT_BIT...
preferred: VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT preferred_not:0 独立显卡: required: VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT preferred:0 preferred_not: VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT ncnn::VkWeightAllocator 权重显存分配器 vkCreateBuffer(): VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_TR...
36 VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); // 内存类型索引 37 38VkDeviceMemory textureImageMemory; // 定义 VkDeviceMemory 变量 39// 分配内存 40if (vkAllocateMemory(device, &allocInfo, nullptr, &textureImageMemory) != VK_SUCCESS) {
VK_MEMORY_PROPERTY_LAZILY_ALLOCATED_BIT : 0U); uint32_t memoryTypeIndex = context.selectMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); = context.selectMemoryType(memReqs.memoryTypeBits, requiredMemoryFlags); FILAMENT_CHECK_POSTCONDITION(memoryTypeIndex < VK_MAX_MEMORY_...
upload_heap_memory_properties; break; case D3D12_HEAP_TYPE_GPU_UPLOAD: *type_flags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT; break; case D3D12_HEAP_TYPE_READBACK: *type_flags = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT ...
FindMemoryType(phyDevice, bufferProps.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_PROTECTED_BIT); It can't find a proper index and will throw the runtime_error. I also list all the memProperties, and find that it contains: index: 0 = propertyFla...