ShaderRender tests: do not use images in UNDEFINED layout

Just transition them at the beginning of renderpass

diff --git a/external/vulkancts/modules/vulkan/shaderrender/vktShaderRender.cpp b/external/vulkancts/modules/vulkan/shaderrender/vktShaderRender.cpp
index 19bb3af..73a4a3a 100644 (file)
--- a/external/vulkancts/modules/vulkan/shaderrender/vktShaderRender.cpp
+++ b/external/vulkancts/modules/vulkan/shaderrender/vktShaderRender.cpp
@@ -1178,7 +1178,7 @@ void ShaderRenderCaseInstance::render (tcu::Surface& result, const QuadGrid& qua
                        VK_ATTACHMENT_STORE_OP_STORE,                                           // VkAttachmentStoreOp                  storeOp;
                        VK_ATTACHMENT_LOAD_OP_DONT_CARE,                                        // VkAttachmentLoadOp                   stencilLoadOp;
                        VK_ATTACHMENT_STORE_OP_DONT_CARE,                                       // VkAttachmentStoreOp                  stencilStoreOp;
-                       VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,                       // VkImageLayout                                initialLayout;
+                       VK_IMAGE_LAYOUT_UNDEFINED,                                                      // VkImageLayout                                initialLayout;
                        VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,                       // VkImageLayout                                finalLayout;
                };