X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbackends%2Fvulkan%2Ftexture_backend.cpp;h=217299bf26d2ffe878572b03b2a57d752f757bf5;hb=33253bf6d6a330181fda83ba23a6ac0a756d9a8d;hp=ec6d504732f9f0a13055eff1f42086d2fe4858a7;hpb=eddb5cfd959eaa202ee6f95cd2049349ec920829;p=libs%2Fgl.git

diff --git a/source/backends/vulkan/texture_backend.cpp b/source/backends/vulkan/texture_backend.cpp
index ec6d5047..217299bf 100644
--- a/source/backends/vulkan/texture_backend.cpp
+++ b/source/backends/vulkan/texture_backend.cpp
@@ -1,3 +1,4 @@
+#include <msp/strings/format.h>
 #include "device.h"
 #include "error.h"
 #include "synchronizer.h"
@@ -34,6 +35,11 @@ VulkanTexture::~VulkanTexture()
 
 	if(view_handle)
 		dq.destroy(view_handle);
+	if(mip_view_handles.size()>1)
+	{
+		for(VkImageView i: mip_view_handles)
+			dq.destroy(i);
+	}
 	if(handle)
 		dq.destroy(handle, memory_id);
 }
@@ -76,11 +82,22 @@ void VulkanTexture::allocate()
 		change_layout(-1, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, true);
 	}
 
+	view_handle = create_view(-1);
+
+	if(!debug_name.empty())
+		set_vulkan_object_names();
+}
+
+VkImageView VulkanTexture::create_view(int level) const
+{
+	const Texture &self = *static_cast<const Texture *>(this);
+	const VulkanFunctions &vk = device.get_functions();
+
 	VkImageViewCreateInfo view_info = { };
 	view_info.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
 	view_info.image = handle_cast<::VkImage>(handle);
 	view_info.viewType = static_cast<VkImageViewType>(view_type);
-	view_info.format = image_info.format;
+	view_info.format = static_cast<VkFormat>(get_vulkan_pixelformat(self.storage_fmt));
 
 	const unsigned *swizzle_order = get_vulkan_swizzle(self.swizzle);
 	view_info.components.r = static_cast<VkComponentSwizzle>(swizzle_order[0]);
@@ -89,15 +106,32 @@ void VulkanTexture::allocate()
 	view_info.components.a = static_cast<VkComponentSwizzle>(swizzle_order[3]);
 
 	view_info.subresourceRange.aspectMask = get_vulkan_aspect(get_components(self.storage_fmt));
-	view_info.subresourceRange.baseMipLevel = 0;
-	view_info.subresourceRange.levelCount = image_info.mipLevels;
+	view_info.subresourceRange.baseMipLevel = max(level, 0);
+	view_info.subresourceRange.levelCount = (level<0 ? VK_REMAINING_MIP_LEVELS : 1);
 	view_info.subresourceRange.baseArrayLayer = 0;
-	view_info.subresourceRange.layerCount = image_info.arrayLayers;
+	view_info.subresourceRange.layerCount = VK_REMAINING_ARRAY_LAYERS;
 
-	vk.CreateImageView(view_info, view_handle);
+	VkImageView view;
+	vk.CreateImageView(view_info, view);
 
-	if(!debug_name.empty())
-		set_vulkan_object_names();
+	return view;
+}
+
+void VulkanTexture::create_mip_views() const
+{
+	const Texture &self = *static_cast<const Texture *>(this);
+
+	if(!mip_view_handles.empty())
+		return;
+		
+	mip_view_handles.resize(self.n_levels);
+	if(self.n_levels==1)
+		mip_view_handles[0] = view_handle;
+	else
+	{
+		for(unsigned i=0; i<self.n_levels; ++i)
+			mip_view_handles[i] = create_view(i);
+	}
 }
 
 void VulkanTexture::stage_pixels(void *staging, const void *data, size_t count)
@@ -144,7 +178,7 @@ void VulkanTexture::generate_mipmap()
 	TransferQueue &tq = device.get_transfer_queue();
 	for(unsigned i=0; i+1<n_levels; ++i)
 	{
-		tq.prepare_transfer(this, true, 0,
+		tq.prepare_transfer(this, true,
 			[this, i](){
 				change_layout(i, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, false);
 				change_layout(i+1, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, true);
@@ -206,6 +240,17 @@ void VulkanTexture::set_vulkan_object_names() const
 	name_info.objectHandle = reinterpret_cast<uint64_t>(view_handle);
 	name_info.pObjectName = view_name.c_str();
 	vk.SetDebugUtilsObjectName(name_info);
+
+	if(mip_view_handles.size()>1)
+	{
+		for(unsigned i=0; i<mip_view_handles.size(); ++i)
+		{
+			view_name = format("%s/mip%d.view", debug_name, i);
+			name_info.objectHandle = reinterpret_cast<uint64_t>(mip_view_handles[i]);
+			name_info.pObjectName = view_name.c_str();
+			vk.SetDebugUtilsObjectName(name_info);
+		}
+	}
 #endif
 }