diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/intel/vulkan/genX_cmd_buffer.c | 84 |
1 files changed, 33 insertions, 51 deletions
diff --git a/src/intel/vulkan/genX_cmd_buffer.c b/src/intel/vulkan/genX_cmd_buffer.c index 8901511e655..b088d2e3d7d 100644 --- a/src/intel/vulkan/genX_cmd_buffer.c +++ b/src/intel/vulkan/genX_cmd_buffer.c @@ -290,6 +290,25 @@ add_surface_state_relocs(struct anv_cmd_buffer *cmd_buffer, } } +static bool +isl_color_value_requires_conversion(union isl_color_value color, + const struct isl_surf *surf, + const struct isl_view *view) +{ + if (surf->format == view->format && isl_swizzle_is_identity(view->swizzle)) + return false; + + uint32_t surf_pack[4] = { 0, 0, 0, 0 }; + isl_color_value_pack(&color, surf->format, surf_pack); + + uint32_t view_pack[4] = { 0, 0, 0, 0 }; + union isl_color_value swiz_color = + isl_color_value_swizzle_inv(color, view->swizzle); + isl_color_value_pack(&swiz_color, view->format, view_pack); + + return memcmp(surf_pack, view_pack, sizeof(surf_pack)) != 0; +} + static void color_attachment_compute_aux_usage(struct anv_device * device, struct anv_cmd_state * cmd_state, @@ -404,6 +423,20 @@ color_attachment_compute_aux_usage(struct anv_device * device, if (GEN_GEN <= 8 && !att_state->clear_color_is_zero_one) att_state->fast_clear = false; + /* If the clear color is one that would require non-trivial format + * conversion on resolve, we don't bother with the fast clear. This + * shouldn't be common as most clear colors are 0/1 and the most common + * format re-interpretation is for sRGB. + */ + if (isl_color_value_requires_conversion(clear_color, + &iview->image->planes[0].surface.isl, + &iview->planes[0].isl)) { + anv_perf_warn(device, iview, + "Cannot fast-clear to colors which would require " + "format conversion on resolve"); + att_state->fast_clear = false; + } + /* We only allow fast clears to the first slice of an image (level 0, * layer 0) and only for the entire slice. This guarantees us that, at * any given time, there is only one clear color on any given image at @@ -5672,57 +5705,6 @@ cmd_buffer_end_subpass(struct anv_cmd_buffer *cmd_buffer) struct anv_image_view *iview = cmd_state->attachments[a].image_view; const struct anv_image *image = iview->image; - if ((image->aspects & VK_IMAGE_ASPECT_ANY_COLOR_BIT_ANV) && - image->vk_format != iview->vk_format) { - enum anv_fast_clear_type fast_clear_type = - anv_layout_to_fast_clear_type(&cmd_buffer->device->info, - image, VK_IMAGE_ASPECT_COLOR_BIT, - att_state->current_layout); - - /* If any clear color was used, flush it down the aux surfaces. If we - * don't do it now using the view's format we might use the clear - * color incorrectly in the following resolves (for example with an - * SRGB view & a UNORM image). - */ - if (fast_clear_type != ANV_FAST_CLEAR_NONE) { - anv_perf_warn(cmd_buffer->device, iview, - "Doing a partial resolve to get rid of clear color at the " - "end of a renderpass due to an image/view format mismatch"); - - uint32_t base_layer, layer_count; - if (image->type == VK_IMAGE_TYPE_3D) { - base_layer = 0; - layer_count = anv_minify(iview->image->extent.depth, - iview->planes[0].isl.base_level); - } else { - base_layer = iview->planes[0].isl.base_array_layer; - layer_count = fb->layers; - } - - for (uint32_t a = 0; a < layer_count; a++) { - uint32_t array_layer = base_layer + a; - if (image->samples == 1) { - anv_cmd_predicated_ccs_resolve(cmd_buffer, image, - iview->planes[0].isl.format, - iview->planes[0].isl.swizzle, - VK_IMAGE_ASPECT_COLOR_BIT, - iview->planes[0].isl.base_level, - array_layer, - ISL_AUX_OP_PARTIAL_RESOLVE, - ANV_FAST_CLEAR_NONE); - } else { - anv_cmd_predicated_mcs_resolve(cmd_buffer, image, - iview->planes[0].isl.format, - iview->planes[0].isl.swizzle, - VK_IMAGE_ASPECT_COLOR_BIT, - base_layer, - ISL_AUX_OP_PARTIAL_RESOLVE, - ANV_FAST_CLEAR_NONE); - } - } - } - } - /* Transition the image into the final layout for this render pass */ VkImageLayout target_layout = cmd_state->pass->attachments[a].final_layout; |