From 21d2ca72d88e00ddf37c7e1030472e184a038195 Mon Sep 17 00:00:00 2001 From: Jason Ekstrand Date: Fri, 7 Apr 2017 10:33:25 -0700 Subject: [PATCH] anv/cmd_buffer: Use the null surface state for ATTACHMENT_UNUSED Reviewed-by: Nanley Chery Cc: --- src/intel/vulkan/genX_cmd_buffer.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/src/intel/vulkan/genX_cmd_buffer.c b/src/intel/vulkan/genX_cmd_buffer.c index fcebd4d0069..13baf76b7e5 100644 --- a/src/intel/vulkan/genX_cmd_buffer.c +++ b/src/intel/vulkan/genX_cmd_buffer.c @@ -1122,8 +1122,20 @@ emit_binding_table(struct anv_cmd_buffer *cmd_buffer, assert(stage == MESA_SHADER_FRAGMENT); assert(binding->binding == 0); if (binding->index < subpass->color_count) { - const unsigned att = subpass->color_attachments[binding->index].attachment; - surface_state = cmd_buffer->state.attachments[att].color_rt_state; + const unsigned att = + subpass->color_attachments[binding->index].attachment; + + /* From the Vulkan 1.0.46 spec: + * + * "If any color or depth/stencil attachments are + * VK_ATTACHMENT_UNUSED, then no writes occur for those + * attachments." + */ + if (att == VK_ATTACHMENT_UNUSED) { + surface_state = cmd_buffer->state.null_surface_state; + } else { + surface_state = cmd_buffer->state.attachments[att].color_rt_state; + } } else { surface_state = cmd_buffer->state.null_surface_state; } -- 2.30.2