X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbackends%2Fvulkan%2Ftexture_backend.cpp;h=db420991ee1ebf17861c8b26c6aa4666f49b93fd;hb=fcc065736e303088ef121c554318e0cc028a0666;hp=5b73749884892aad06f69589648e4bad16b663aa;hpb=d05d9963e185566f03ea348999655037617e4ba9;p=libs%2Fgl.git

diff --git a/source/backends/vulkan/texture_backend.cpp b/source/backends/vulkan/texture_backend.cpp
index 5b737498..db420991 100644
--- a/source/backends/vulkan/texture_backend.cpp
+++ b/source/backends/vulkan/texture_backend.cpp
@@ -49,9 +49,13 @@ void VulkanTexture::allocate()
 	const Texture &self = *static_cast<const Texture *>(this);
 	const VulkanFunctions &vk = device.get_functions();
 
+	VkFormat vk_format = static_cast<VkFormat>(get_vulkan_pixelformat(self.storage_fmt));
+	VkFormatProperties props;
+	vk.GetPhysicalDeviceFormatProperties(vk_format, props);
+
 	VkImageCreateInfo image_info = { };
 	image_info.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
-	image_info.format = static_cast<VkFormat>(get_vulkan_pixelformat(self.storage_fmt));
+	image_info.format = vk_format;
 	image_info.extent.width = 1;
 	image_info.extent.height = 1;
 	image_info.extent.depth = 1;
@@ -63,6 +67,7 @@ void VulkanTexture::allocate()
 	image_info.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
 
 	image_info.usage = VK_IMAGE_USAGE_TRANSFER_SRC_BIT|VK_IMAGE_USAGE_TRANSFER_DST_BIT|VK_IMAGE_USAGE_SAMPLED_BIT;
+
 	PixelComponents comp = get_components(self.storage_fmt);
 	if(comp==DEPTH_COMPONENT || comp==STENCIL_INDEX)
 		image_info.usage |= VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
@@ -71,6 +76,9 @@ void VulkanTexture::allocate()
 
 	fill_image_info(&image_info);
 
+	if((props.optimalTilingFeatures&VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT) && image_info.samples==VK_SAMPLE_COUNT_1_BIT)
+		image_info.usage |= VK_IMAGE_USAGE_STORAGE_BIT;
+
 	/* SwapChainTexture may have already provided the image.  Create_info is
 	filled anyway because some of its fields are used for view_info. */
 	if(!handle)