Backends: Vulkan: Fixed handling of ImGui_ImplVulkan_InitInfo::MinAllocationSize field. (#7189, #4238)
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@ -33,6 +33,7 @@
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// CHANGELOG
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// (minor and older changes stripped away, please see git history for details)
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// 2024-01-11: Vulkan: Fixed MinAllocationSize handing. (#7189)
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// 2024-01-03: Vulkan: Added MinAllocationSize field in ImGui_ImplVulkan_InitInfo to workaround zealous "best practice" validation layer. (#7189, #4238)
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// 2024-01-03: Vulkan: Stoped creating command pools with VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT as we don't reset them.
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// 2023-11-29: Vulkan: Fixed mismatching allocator passed to vkCreateCommandPool() vs vkDestroyCommandPool(). (#7075)
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@ -395,7 +396,7 @@ static void CreateOrResizeBuffer(VkBuffer& buffer, VkDeviceMemory& buffer_memory
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if (buffer_memory != VK_NULL_HANDLE)
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vkFreeMemory(v->Device, buffer_memory, v->Allocator);
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VkDeviceSize vertex_buffer_size_aligned = ((new_size - 1) / bd->BufferMemoryAlignment + 1) * bd->BufferMemoryAlignment;
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VkDeviceSize vertex_buffer_size_aligned = ((IM_MAX(v->MinAllocationSize, new_size) - 1) / bd->BufferMemoryAlignment + 1) * bd->BufferMemoryAlignment;
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VkBufferCreateInfo buffer_info = {};
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buffer_info.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
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buffer_info.size = vertex_buffer_size_aligned;
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@ -407,17 +408,16 @@ static void CreateOrResizeBuffer(VkBuffer& buffer, VkDeviceMemory& buffer_memory
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VkMemoryRequirements req;
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vkGetBufferMemoryRequirements(v->Device, buffer, &req);
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bd->BufferMemoryAlignment = (bd->BufferMemoryAlignment > req.alignment) ? bd->BufferMemoryAlignment : req.alignment;
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VkDeviceSize size = IM_MAX(v->MinAllocationSize, req.size);
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VkMemoryAllocateInfo alloc_info = {};
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alloc_info.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
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alloc_info.allocationSize = size;
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alloc_info.allocationSize = req.size;
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alloc_info.memoryTypeIndex = ImGui_ImplVulkan_MemoryType(VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, req.memoryTypeBits);
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err = vkAllocateMemory(v->Device, &alloc_info, v->Allocator, &buffer_memory);
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check_vk_result(err);
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err = vkBindBufferMemory(v->Device, buffer, buffer_memory, 0);
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check_vk_result(err);
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p_buffer_size = size;
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p_buffer_size = vertex_buffer_size_aligned;
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}
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static void ImGui_ImplVulkan_SetupRenderState(ImDrawData* draw_data, VkPipeline pipeline, VkCommandBuffer command_buffer, ImGui_ImplVulkanH_FrameRenderBuffers* rb, int fb_width, int fb_height)
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@ -43,6 +43,8 @@ Breaking changes:
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Other changes:
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- Backends: Vulkan: Fixed handling of ImGui_ImplVulkan_InitInfo::MinAllocationSize field. (#7189, #4238)
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-----------------------------------------------------------------------
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VERSION 1.90.1 (Released 2024-01-10)
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