setup VK_KHR_bind_memory2 functions

src/gpu.cpp

@@ -1272,6 +1272,12 @@ void VulkanDevice::destroy_shader_module()
 
 int VulkanDevice::init_device_extension()
 {
+    if (info.support_VK_KHR_bind_memory2)
+    {
+        vkBindBufferMemory2KHR = (PFN_vkBindBufferMemory2KHR)vkGetDeviceProcAddr(device, "vkBindBufferMemory2KHR");
+        vkBindImageMemory2KHR = (PFN_vkBindImageMemory2KHR)vkGetDeviceProcAddr(device, "vkBindImageMemory2KHR");
+    }
+
     if (info.support_VK_KHR_descriptor_update_template)
     {
         vkCreateDescriptorUpdateTemplateKHR = (PFN_vkCreateDescriptorUpdateTemplateKHR)vkGetDeviceProcAddr(device, "vkCreateDescriptorUpdateTemplateKHR");

src/gpu.h

@@ -164,6 +164,10 @@ public:
     VkAllocator* acquire_staging_allocator() const;
     void reclaim_staging_allocator(VkAllocator* allocator) const;
 
+    // VK_KHR_bind_memory2
+    PFN_vkBindBufferMemory2KHR vkBindBufferMemory2KHR;
+    PFN_vkBindImageMemory2KHR vkBindImageMemory2KHR;
+
     // VK_KHR_descriptor_update_template
     PFN_vkCreateDescriptorUpdateTemplateKHR vkCreateDescriptorUpdateTemplateKHR;
     PFN_vkDestroyDescriptorUpdateTemplateKHR vkDestroyDescriptorUpdateTemplateKHR;