From f020d8bf2ca723e0eb299ede5c4e2295d9df5c99 Mon Sep 17 00:00:00 2001
From: Kbz-8 <kbz_8.code@proton.me>
Date: Fri, 6 Dec 2024 03:29:53 +0100
Subject: [PATCH] working on vulkan's descriptor sets

---
 Sources/Backends/Vulkan/VulkanDescriptor.h | 55 ++++++++++++++++++++--
 Sources/Backends/Vulkan/VulkanEnums.h      | 12 ++++-
 2 files changed, 62 insertions(+), 5 deletions(-)

diff --git a/Sources/Backends/Vulkan/VulkanDescriptor.h b/Sources/Backends/Vulkan/VulkanDescriptor.h
index 3c72805..454741f 100644
--- a/Sources/Backends/Vulkan/VulkanDescriptor.h
+++ b/Sources/Backends/Vulkan/VulkanDescriptor.h
@@ -10,11 +10,60 @@
 #include <vulkan/vulkan_core.h>
 
 #include <Pulse.h>
-#include "../../PulseInternal.h"
 
-typedef struct VulkanDescriptor
+#include "VulkanEnums.h"
+
+#define VULKAN_POOL_SIZE 128
+
+typedef struct VulkanDescriptorSetLayout
 {
-} VulkanDescriptor;
+	VkDescriptorSetLayout layout;
+	VulkanDescriptorSetType type;
+
+	union
+	{
+		struct
+		{
+			uint32_t storage_buffer_count;
+			uint32_t storage_texture_count;
+		} ReadOnly;
+		struct
+		{
+			uint32_t storage_buffer_count;
+			uint32_t storage_texture_count;
+		} ReadWrite;
+		struct
+		{
+			uint32_t buffer_count;
+		} Uniform;
+	};
+} VulkanDescriptorSetLayout;
+
+typedef struct VulkanDescriptorSet
+{
+	VulkanDescriptorSetLayout* layout;
+	struct VulkanDescriptorSetPool* pool;
+	VkDescriptorSet set;
+} VulkanDescriptorSet;
+
+typedef struct VulkanDescriptorSetPool
+{
+	VulkanDescriptorSet* used_sets[VULKAN_POOL_SIZE];
+	VulkanDescriptorSet* free_sets[VULKAN_POOL_SIZE];
+	VkDescriptorPool pool;
+	uint32_t sets_count;
+} VulkanDescriptorSetPool;
+
+typedef struct VulkanDescriptorSetPoolManager
+{
+	VulkanDescriptorSetPool* pools;
+	uint32_t pools_capacity;
+	uint32_t pools_size;
+} VulkanDescriptorSetPoolManager;
+
+void VulkanInitDescriptorSetPoolManager(VulkanDescriptorSetPoolManager* manager);
+VulkanDescriptorSetPool* VulkanGetAvailableDescriptorSetPool(VulkanDescriptorSetPoolManager* manager);
+void VulkanDestroyDescriptorSetPoolManager(VulkanDescriptorSetPoolManager* manager);
 
 #endif // PULSE_VULKAN_DESCRIPTOR_H_
 
diff --git a/Sources/Backends/Vulkan/VulkanEnums.h b/Sources/Backends/Vulkan/VulkanEnums.h
index a94614f..99bf924 100644
--- a/Sources/Backends/Vulkan/VulkanEnums.h
+++ b/Sources/Backends/Vulkan/VulkanEnums.h
@@ -1,5 +1,4 @@
 // Copyright (C) 2024 kanel
-//
 // This file is part of "Pulse"
 // For conditions of distribution and use, see copyright notice in LICENSE
 
@@ -11,11 +10,20 @@
 typedef enum VulkanQueueType
 {
 	VULKAN_QUEUE_COMPUTE = 0,
-	VULKAN_QUEUE_TRANSFER = 1,
+	VULKAN_QUEUE_TRANSFER,
 
 	VULKAN_QUEUE_END_ENUM // For internal use only
 } VulkanQueueType;
 
+typedef enum VulkanDescriptorSetType
+{
+	VULKAN_DESCRIPTOR_SET_READ_ONLY = 0,
+	VULKAN_DESCRIPTOR_SET_READ_WRITE,
+	VULKAN_DESCRIPTOR_SET_UNIFORM,
+
+	VULKAN_DESCRIPTOR_SET_END_ENUM // For internal use only
+} VulkanDescriptorSetType;
+
 #endif // PULSE_VULKAN_ENUMS_H_
 
 #endif // PULSE_ENABLE_VULKAN_BACKEND