From e0397f00d0461f9fc927733fe462a41be2de6009 Mon Sep 17 00:00:00 2001
From: ameerj <52414509+ameerj@users.noreply.github.com>
Date: Sat, 14 Aug 2021 23:19:01 -0400
Subject: vk_rasterizer: Only clear depth and stencil buffers when set in
 attachment aspect mask

Silences validation errors for clearing the depth/stencil buffers of framebuffer attachments that were not specified to have depth/stencil usage.
---
 src/video_core/renderer_vulkan/vk_rasterizer.cpp    | 11 ++++++-----
 src/video_core/renderer_vulkan/vk_texture_cache.cpp |  5 ++++-
 src/video_core/renderer_vulkan/vk_texture_cache.h   | 14 ++++++++++++++
 3 files changed, 24 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
index 3ac18ea54..841a6b846 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -228,9 +228,7 @@ void RasterizerVulkan::Clear() {
     };
 
     const u32 color_attachment = regs.clear_buffers.RT;
-    const auto attachment_aspect_mask = framebuffer->ImageRanges()[color_attachment].aspectMask;
-    const bool is_color_rt = (attachment_aspect_mask & VK_IMAGE_ASPECT_COLOR_BIT) != 0;
-    if (use_color && is_color_rt) {
+    if (use_color && framebuffer->HasAspectColorBit(color_attachment)) {
         VkClearValue clear_value;
         std::memcpy(clear_value.color.float32, regs.clear_color, sizeof(regs.clear_color));
 
@@ -248,12 +246,15 @@ void RasterizerVulkan::Clear() {
         return;
     }
     VkImageAspectFlags aspect_flags = 0;
-    if (use_depth) {
+    if (use_depth && framebuffer->HasAspectDepthBit()) {
         aspect_flags |= VK_IMAGE_ASPECT_DEPTH_BIT;
     }
-    if (use_stencil) {
+    if (use_stencil && framebuffer->HasAspectStencilBit()) {
         aspect_flags |= VK_IMAGE_ASPECT_STENCIL_BIT;
     }
+    if (aspect_flags == 0) {
+        return;
+    }
     scheduler.Record([clear_depth = regs.clear_depth, clear_stencil = regs.clear_stencil,
                       clear_rect, aspect_flags](vk::CommandBuffer cmdbuf) {
         VkClearAttachment attachment;
diff --git a/src/video_core/renderer_vulkan/vk_texture_cache.cpp b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
index 8f4df7122..ff979a7ac 100644
--- a/src/video_core/renderer_vulkan/vk_texture_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
@@ -1186,9 +1186,12 @@ Framebuffer::Framebuffer(TextureCacheRuntime& runtime, std::span<ImageView*, NUM
         renderpass_key.depth_format = depth_buffer->format;
         num_layers = std::max(num_layers, depth_buffer->range.extent.layers);
         images[num_images] = depth_buffer->ImageHandle();
-        image_ranges[num_images] = MakeSubresourceRange(depth_buffer);
+        const VkImageSubresourceRange subresource_range = MakeSubresourceRange(depth_buffer);
+        image_ranges[num_images] = subresource_range;
         samples = depth_buffer->Samples();
         ++num_images;
+        has_depth = (subresource_range.aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT) != 0;
+        has_stencil = (subresource_range.aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT) != 0;
     } else {
         renderpass_key.depth_format = PixelFormat::Invalid;
     }
diff --git a/src/video_core/renderer_vulkan/vk_texture_cache.h b/src/video_core/renderer_vulkan/vk_texture_cache.h
index 5fe6b7ba3..6d5a68bfe 100644
--- a/src/video_core/renderer_vulkan/vk_texture_cache.h
+++ b/src/video_core/renderer_vulkan/vk_texture_cache.h
@@ -232,6 +232,18 @@ public:
         return image_ranges;
     }
 
+    [[nodiscard]] bool HasAspectColorBit(size_t index) const noexcept {
+        return (image_ranges.at(index).aspectMask & VK_IMAGE_ASPECT_COLOR_BIT) != 0;
+    }
+
+    [[nodiscard]] bool HasAspectDepthBit() const noexcept {
+        return has_depth;
+    }
+
+    [[nodiscard]] bool HasAspectStencilBit() const noexcept {
+        return has_stencil;
+    }
+
 private:
     vk::Framebuffer framebuffer;
     VkRenderPass renderpass{};
@@ -241,6 +253,8 @@ private:
     u32 num_images = 0;
     std::array<VkImage, 9> images{};
     std::array<VkImageSubresourceRange, 9> image_ranges{};
+    bool has_depth{};
+    bool has_stencil{};
 };
 
 struct TextureCacheParams {
-- 
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