Initial commit

desktop/graphics/vulkan_uniform.h

@@ -0,0 +1,76 @@
+#pragma once
+
+#include <memory>
+#include <vector>
+
+#include "vulkan_buffer.h"
+#include "vulkan_common.h"
+#include "vulkan_descriptor_set.h"
+
+namespace progressia {
+namespace desktop {
+
+template <typename... Entries> class Uniform : public DescriptorSetInterface {
+
+  private:
+    constexpr static uint32_t POOL_SIZE = 64;
+
+    std::vector<VkDescriptorPool> pools;
+
+    struct StateImpl {
+        struct Set {
+            VkDescriptorSet vk;
+            Buffer<unsigned char> contents;
+
+            Set(VkDescriptorSet, Vulkan &);
+        };
+
+        std::array<std::optional<Set>, MAX_FRAMES_IN_FLIGHT> sets;
+
+        std::array<unsigned char, (sizeof(Entries) + ...)> newContents;
+        uint64_t setsToUpdate;
+
+        StateImpl(const std::array<VkDescriptorSet, MAX_FRAMES_IN_FLIGHT> &vks,
+                  Vulkan &);
+    };
+
+    std::vector<std::unique_ptr<StateImpl>> states;
+
+    uint32_t lastPoolCapacity;
+
+    void allocatePool();
+
+  public:
+    class State {
+
+      private:
+        std::size_t id;
+
+      public:
+        Uniform<Entries...> *uniform;
+
+      private:
+        friend class Uniform<Entries...>;
+        State(std::size_t id, Uniform<Entries...> *);
+
+        void doUpdate();
+
+      public:
+        State();
+
+        void update(const Entries &...entries);
+        void bind();
+    };
+
+    Uniform(uint32_t setNumber, Vulkan &);
+    ~Uniform();
+
+    State addState();
+
+    void doUpdates();
+};
+
+} // namespace desktop
+} // namespace progressia
+
+#include "vulkan_uniform.inl"