From a7b7772cfba5856784357e2207fc5b9bedc26714 Mon Sep 17 00:00:00 2001 From: Tapani Pälli Date: Mon, 8 Oct 2018 14:42:53 +0300 Subject: anv: support VkSamplerYcbcrConversionInfo in vkCreateImageView MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit If a conversion struct was passed, then initialize view using format from the conversion structure. v2: use vk_format directly from the anv_format struct v3: added some assertions (Lionel) Signed-off-by: Tapani Pälli Reviewed-by: Lionel Landwerlin --- src/intel/vulkan/anv_image.c | 27 ++++++++++++++++++++++++++- 1 file changed, 26 insertions(+), 1 deletion(-) (limited to 'src/intel/vulkan/anv_image.c') diff --git a/src/intel/vulkan/anv_image.c b/src/intel/vulkan/anv_image.c index 1355d9543cd..99f835488ce 100644 --- a/src/intel/vulkan/anv_image.c +++ b/src/intel/vulkan/anv_image.c @@ -1394,6 +1394,22 @@ anv_CreateImageView(VkDevice _device, assert(range->layerCount > 0); assert(range->baseMipLevel < image->levels); + /* Check if a conversion info was passed. */ + const struct anv_format *conv_format = NULL; + const struct VkSamplerYcbcrConversionInfo *conv_info = + vk_find_struct_const(pCreateInfo->pNext, SAMPLER_YCBCR_CONVERSION_INFO); + + /* If image has an external format, the pNext chain must contain an instance of + * VKSamplerYcbcrConversionInfo with a conversion object created with the same + * external format as image." + */ + assert(!image->external_format || conv_info); + + if (conv_info) { + ANV_FROM_HANDLE(anv_ycbcr_conversion, conversion, conv_info->conversion); + conv_format = conversion->format; + } + const VkImageViewUsageCreateInfo *usage_info = vk_find_struct_const(pCreateInfo, IMAGE_VIEW_USAGE_CREATE_INFO); VkImageUsageFlags view_usage = usage_info ? usage_info->usage : image->usage; @@ -1438,6 +1454,15 @@ anv_CreateImageView(VkDevice _device, iview->n_planes = anv_image_aspect_get_planes(iview->aspect_mask); iview->vk_format = pCreateInfo->format; + /* "If image has an external format, format must be VK_FORMAT_UNDEFINED." */ + assert(!image->external_format || pCreateInfo->format == VK_FORMAT_UNDEFINED); + + /* Format is undefined, this can happen when using external formats. Set + * view format from the passed conversion info. + */ + if (iview->vk_format == VK_FORMAT_UNDEFINED && conv_format) + iview->vk_format = conv_format->vk_format; + iview->extent = (VkExtent3D) { .width = anv_minify(image->extent.width , range->baseMipLevel), .height = anv_minify(image->extent.height, range->baseMipLevel), @@ -1454,7 +1479,7 @@ anv_CreateImageView(VkDevice _device, VkImageAspectFlags vplane_aspect = anv_plane_to_aspect(iview->aspect_mask, vplane); struct anv_format_plane format = - anv_get_format_plane(&device->info, pCreateInfo->format, + anv_get_format_plane(&device->info, iview->vk_format, vplane_aspect, image->tiling); iview->planes[vplane].image_plane = iplane; -- cgit v1.2.3