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(Breaking) Backends: Vulkan: redesigned to use separate ImageView + Sampler instead of Combined Image Sampler. (WIP) (#914)

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yaz0r
2026-04-22 14:43:44 +02:00
committed by ocornut
parent a5fd597be3
commit 0453ae96e8
8 changed files with 223 additions and 41 deletions
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backends/imgui_impl_vulkan.h
+3 -2
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@@ -78,7 +78,8 @@
#endif
// Backend uses a small number of descriptors per font atlas + as many as additional calls done to ImGui_ImplVulkan_AddTexture().
#define IMGUI_IMPL_VULKAN_MINIMUM_IMAGE_SAMPLER_POOL_SIZE (8) // Minimum per atlas
#define IMGUI_IMPL_VULKAN_MINIMUM_IMAGE_POOL_SIZE (8) // Minimum per atlas
#define IMGUI_IMPL_VULKAN_MINIMUM_SAMPLER_POOL_SIZE (2) // Minimum for linear + nearest
// Specify settings to create pipeline and swapchain
struct ImGui_ImplVulkan_PipelineInfo
@@ -155,7 +156,7 @@ IMGUI_IMPL_API void ImGui_ImplVulkan_UpdateTexture(ImTextureData* te
// Register a texture (VkDescriptorSet == ImTextureID)
// FIXME: This is experimental in the sense that we are unsure how to best design/tackle this problem
// Please post to https://github.com/ocornut/imgui/pull/914 if you have suggestions.
IMGUI_IMPL_API VkDescriptorSet ImGui_ImplVulkan_AddTexture(VkSampler sampler, VkImageView image_view, VkImageLayout image_layout);
IMGUI_IMPL_API VkDescriptorSet ImGui_ImplVulkan_AddTexture(VkImageView image_view, VkImageLayout image_layout);
IMGUI_IMPL_API void ImGui_ImplVulkan_RemoveTexture(VkDescriptorSet descriptor_set);
// Optional: load Vulkan functions with a custom function loader