Discard render target contents only if the entire mip level is used

[libs/gl.git] / source / backends / vulkan / framebuffer_backend.cpp

diff --git a/source/backends/vulkan/framebuffer_backend.cpp b/source/backends/vulkan/framebuffer_backend.cpp
index 16894a58369f8639bfcc15260505d50a7ab8b8cf..48b25f2ac456dec0e1816308cd16ac2916839804 100644 (file)
--- a/source/backends/vulkan/framebuffer_backend.cpp
+++ b/source/backends/vulkan/framebuffer_backend.cpp
@@ -131,7 +131,7 @@ void VulkanFramebuffer::update(unsigned mask) const
 void VulkanFramebuffer::prepare_image_layouts(bool discard) const
 {
        for(const Framebuffer::Attachment &a: static_cast<const Framebuffer *>(this)->attachments)
-               a.tex->change_layout(a.level, get_vulkan_attachment_layout(get_components(a.tex->get_format())), discard);
+               a.tex->change_layout(a.level, get_vulkan_attachment_layout(get_components(a.tex->get_format())), (discard && a.layer<0));
 }
 
 void VulkanFramebuffer::set_debug_name(const string &name)