X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbackends%2Fvulkan%2Ftexture_backend.cpp;h=1367cc8d46c2a87a24eddb892b93b0d7cb142817;hb=2a70fec;hp=5b73749884892aad06f69589648e4bad16b663aa;hpb=569772f5aba5380a48002cd73b8d33eb25fd4048;p=libs%2Fgl.git

diff --git a/source/backends/vulkan/texture_backend.cpp b/source/backends/vulkan/texture_backend.cpp
index 5b737498..1367cc8d 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 +67,9 @@ 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;
+	if(props.optimalTilingFeatures&VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)
+		image_info.usage |= VK_IMAGE_USAGE_STORAGE_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;