renderer_vulkan: Various attachment cleanup and fixes. (#1795)

src/video_core/amdgpu/liverpool.h

@@ -428,6 +428,14 @@ struct Liverpool {
             BitField<0, 22, u32> tile_max;
         } depth_slice;
 
+        bool DepthValid() const {
+            return Address() != 0 && z_info.format != ZFormat::Invalid;
+        }
+
+        bool StencilValid() const {
+            return Address() != 0 && stencil_info.format != StencilFormat::Invalid;
+        }
+
         u32 Pitch() const {
             return (depth_size.pitch_tile_max + 1) << 3;
         }
@@ -1275,6 +1283,26 @@ struct Liverpool {
             return nullptr;
         }
 
+        u32 NumSamples() const {
+            // It seems that the number of samples > 1 set in the AA config doesn't mean we're
+            // always rendering with MSAA, so we need to derive MS ratio from the CB and DB
+            // settings.
+            u32 num_samples = 1u;
+            if (color_control.mode != ColorControl::OperationMode::Disable) {
+                for (auto cb = 0u; cb < NumColorBuffers; ++cb) {
+                    const auto& col_buf = color_buffers[cb];
+                    if (!col_buf) {
+                        continue;
+                    }
+                    num_samples = std::max(num_samples, col_buf.NumSamples());
+                }
+            }
+            if (depth_buffer.DepthValid() || depth_buffer.StencilValid()) {
+                num_samples = std::max(num_samples, depth_buffer.NumSamples());
+            }
+            return num_samples;
+        }
+
         void SetDefaults();
     };
 

src/video_core/renderer_vulkan/vk_graphics_pipeline.h

@@ -85,10 +85,6 @@ public:
         return key.mrt_mask;
     }
 
-    bool IsDepthEnabled() const {
-        return key.depth_stencil.depth_enable.Value();
-    }
-
     [[nodiscard]] bool IsPrimitiveListTopology() const {
         return key.prim_type == AmdGpu::PrimitiveType::PointList ||
                key.prim_type == AmdGpu::PrimitiveType::LineList ||

src/video_core/renderer_vulkan/vk_pipeline_cache.cpp

@@ -258,32 +258,28 @@ bool PipelineCache::RefreshGraphicsKey() {
     auto& key = graphics_key;
 
     key.depth_stencil = regs.depth_control;
+    key.stencil = regs.stencil_control;
     key.depth_stencil.depth_write_enable.Assign(regs.depth_control.depth_write_enable.Value() &&
                                                 !regs.depth_render_control.depth_clear_enable);
     key.depth_bias_enable = regs.polygon_control.NeedsBias();
 
-    const auto& db = regs.depth_buffer;
+    const auto depth_format = instance.GetSupportedFormat(
-    const auto ds_format = instance.GetSupportedFormat(
+        LiverpoolToVK::DepthFormat(regs.depth_buffer.z_info.format,
-        LiverpoolToVK::DepthFormat(db.z_info.format, db.stencil_info.format),
+                                   regs.depth_buffer.stencil_info.format),
         vk::FormatFeatureFlagBits2::eDepthStencilAttachment);
-    if (db.z_info.format != AmdGpu::Liverpool::DepthBuffer::ZFormat::Invalid) {
+    if (regs.depth_buffer.DepthValid()) {
-        key.depth_format = ds_format;
+        key.depth_format = depth_format;
     } else {
         key.depth_format = vk::Format::eUndefined;
+        key.depth_stencil.depth_enable.Assign(false);
     }
-    if (regs.depth_control.depth_enable) {
+    if (regs.depth_buffer.StencilValid()) {
-        key.depth_stencil.depth_enable.Assign(key.depth_format != vk::Format::eUndefined);
+        key.stencil_format = depth_format;
-    }
-    key.stencil = regs.stencil_control;
-
-    if (db.stencil_info.format != AmdGpu::Liverpool::DepthBuffer::StencilFormat::Invalid) {
-        key.stencil_format = key.depth_format;
     } else {
         key.stencil_format = vk::Format::eUndefined;
+        key.depth_stencil.stencil_enable.Assign(false);
     }
-    if (key.depth_stencil.stencil_enable) {
+
-        key.depth_stencil.stencil_enable.Assign(key.stencil_format != vk::Format::eUndefined);
-    }
     key.prim_type = regs.primitive_type;
     key.enable_primitive_restart = regs.enable_primitive_restart & 1;
     key.primitive_restart_index = regs.primitive_restart_index;
@@ -291,7 +287,7 @@ bool PipelineCache::RefreshGraphicsKey() {
     key.cull_mode = regs.polygon_control.CullingMode();
     key.clip_space = regs.clipper_control.clip_space;
     key.front_face = regs.polygon_control.front_face;
-    key.num_samples = regs.aa_config.NumSamples();
+    key.num_samples = regs.NumSamples();
 
     const bool skip_cb_binding =
         regs.color_control.mode == AmdGpu::Liverpool::ColorControl::OperationMode::Disable;
@@ -437,8 +433,6 @@ bool PipelineCache::RefreshGraphicsKey() {
         }
     }
 
-    u32 num_samples = 1u;
-
     // Second pass to fill remain CB pipeline key data
     for (auto cb = 0u, remapped_cb = 0u; cb < Liverpool::NumColorBuffers; ++cb) {
         auto const& col_buf = regs.color_buffers[cb];
@@ -463,15 +457,8 @@ bool PipelineCache::RefreshGraphicsKey() {
         key.write_masks[remapped_cb] = vk::ColorComponentFlags{regs.color_target_mask.GetMask(cb)};
         key.cb_shader_mask.SetMask(remapped_cb, regs.color_shader_mask.GetMask(cb));
         ++remapped_cb;
-
-        num_samples = std::max(num_samples, 1u << col_buf.attrib.num_samples_log2);
     }
 
-    // It seems that the number of samples > 1 set in the AA config doesn't mean we're always
-    // rendering with MSAA, so we need to derive MS ratio from the CB settings.
-    num_samples = std::max(num_samples, regs.depth_buffer.NumSamples());
-    key.num_samples = num_samples;
-
     return true;
 } // namespace Vulkan
 

src/video_core/renderer_vulkan/vk_rasterizer.cpp

@@ -87,9 +87,11 @@ RenderState Rasterizer::PrepareRenderState(u32 mrt_mask) {
         LOG_WARNING(Render_Vulkan, "Color buffers require gamma correction");
     }
 
+    const bool skip_cb_binding =
+        regs.color_control.mode == AmdGpu::Liverpool::ColorControl::OperationMode::Disable;
     for (auto col_buf_id = 0u; col_buf_id < Liverpool::NumColorBuffers; ++col_buf_id) {
         const auto& col_buf = regs.color_buffers[col_buf_id];
-        if (!col_buf) {
+        if (skip_cb_binding || !col_buf) {
             continue;
         }
 
@@ -134,12 +136,8 @@ RenderState Rasterizer::PrepareRenderState(u32 mrt_mask) {
         };
     }
 
-    using ZFormat = AmdGpu::Liverpool::DepthBuffer::ZFormat;
+    if ((regs.depth_control.depth_enable && regs.depth_buffer.DepthValid()) ||
-    using StencilFormat = AmdGpu::Liverpool::DepthBuffer::StencilFormat;
+        (regs.depth_control.stencil_enable && regs.depth_buffer.StencilValid())) {
-    if (regs.depth_buffer.Address() != 0 &&
-        ((regs.depth_control.depth_enable && regs.depth_buffer.z_info.format != ZFormat::Invalid) ||
-         (regs.depth_control.stencil_enable &&
-          regs.depth_buffer.stencil_info.format != StencilFormat::Invalid))) {
         const auto htile_address = regs.depth_htile_data_base.GetAddress();
         const auto& hint = liverpool->last_db_extent;
         auto& [image_id, desc] =
@@ -159,25 +157,29 @@ RenderState Rasterizer::PrepareRenderState(u32 mrt_mask) {
 
         state.width = std::min<u32>(state.width, image.info.size.width);
         state.height = std::min<u32>(state.height, image.info.size.height);
+        state.has_depth = regs.depth_buffer.DepthValid();
+        state.has_stencil = regs.depth_buffer.StencilValid();
+        if (state.has_depth) {
             state.depth_attachment = {
                 .imageView = *image_view.image_view,
                 .imageLayout = vk::ImageLayout::eUndefined,
-            .loadOp = is_depth_clear ? vk::AttachmentLoadOp::eClear : vk::AttachmentLoadOp::eLoad,
+                .loadOp =
+                    is_depth_clear ? vk::AttachmentLoadOp::eClear : vk::AttachmentLoadOp::eLoad,
                 .storeOp = vk::AttachmentStoreOp::eStore,
                 .clearValue = vk::ClearValue{.depthStencil = {.depth = regs.depth_clear}},
             };
+        }
+        if (state.has_stencil) {
             state.stencil_attachment = {
                 .imageView = *image_view.image_view,
                 .imageLayout = vk::ImageLayout::eUndefined,
-            .loadOp = is_stencil_clear ? vk::AttachmentLoadOp::eClear : vk::AttachmentLoadOp::eLoad,
+                .loadOp =
+                    is_stencil_clear ? vk::AttachmentLoadOp::eClear : vk::AttachmentLoadOp::eLoad,
                 .storeOp = vk::AttachmentStoreOp::eStore,
                 .clearValue = vk::ClearValue{.depthStencil = {.stencil = regs.stencil_clear}},
             };
+        }
         texture_cache.TouchMeta(htile_address, slice, false);
-        state.has_depth =
-            regs.depth_buffer.z_info.format != AmdGpu::Liverpool::DepthBuffer::ZFormat::Invalid;
-        state.has_stencil = regs.depth_buffer.stencil_info.format !=
-                            AmdGpu::Liverpool::DepthBuffer::StencilFormat::Invalid;
     }
 
     return state;
@@ -815,6 +817,38 @@ void Rasterizer::Resolve() {
     mrt1_range.base.layer = liverpool->regs.color_buffers[1].view.slice_start;
     mrt1_range.extent.layers = liverpool->regs.color_buffers[1].NumSlices() - mrt1_range.base.layer;
 
+    mrt0_image.Transit(vk::ImageLayout::eTransferSrcOptimal, vk::AccessFlagBits2::eTransferRead,
+                       mrt0_range);
+
+    mrt1_image.Transit(vk::ImageLayout::eTransferDstOptimal, vk::AccessFlagBits2::eTransferWrite,
+                       mrt1_range);
+
+    if (mrt0_image.info.num_samples == 1) {
+        // Vulkan does not allow resolve from a single sample image, so change it to a copy.
+        // Note that resolving a single-sampled image doesn't really make sense, but a game might do
+        // it.
+        vk::ImageCopy region = {
+            .srcSubresource =
+                {
+                    .aspectMask = vk::ImageAspectFlagBits::eColor,
+                    .mipLevel = 0,
+                    .baseArrayLayer = mrt0_range.base.layer,
+                    .layerCount = mrt0_range.extent.layers,
+                },
+            .srcOffset = {0, 0, 0},
+            .dstSubresource =
+                {
+                    .aspectMask = vk::ImageAspectFlagBits::eColor,
+                    .mipLevel = 0,
+                    .baseArrayLayer = mrt1_range.base.layer,
+                    .layerCount = mrt1_range.extent.layers,
+                },
+            .dstOffset = {0, 0, 0},
+            .extent = {mrt1_image.info.size.width, mrt1_image.info.size.height, 1},
+        };
+        cmdbuf.copyImage(mrt0_image.image, vk::ImageLayout::eTransferSrcOptimal, mrt1_image.image,
+                         vk::ImageLayout::eTransferDstOptimal, region);
+    } else {
         vk::ImageResolve region = {
             .srcSubresource =
                 {
@@ -834,15 +868,9 @@ void Rasterizer::Resolve() {
             .dstOffset = {0, 0, 0},
             .extent = {mrt1_image.info.size.width, mrt1_image.info.size.height, 1},
         };
-
+        cmdbuf.resolveImage(mrt0_image.image, vk::ImageLayout::eTransferSrcOptimal,
-    mrt0_image.Transit(vk::ImageLayout::eTransferSrcOptimal, vk::AccessFlagBits2::eTransferRead,
+                            mrt1_image.image, vk::ImageLayout::eTransferDstOptimal, region);
-                       mrt0_range);
+    }
-
-    mrt1_image.Transit(vk::ImageLayout::eTransferDstOptimal, vk::AccessFlagBits2::eTransferWrite,
-                       mrt1_range);
-
-    cmdbuf.resolveImage(mrt0_image.image, vk::ImageLayout::eTransferSrcOptimal, mrt1_image.image,
-                        vk::ImageLayout::eTransferDstOptimal, region);
 }
 
 void Rasterizer::InlineData(VAddr address, const void* value, u32 num_bytes, bool is_gds) {
@@ -998,6 +1026,10 @@ void Rasterizer::UpdateViewportScissorState() {
         enable_offset ? regs.window_offset.window_y_offset : 0);
 
     for (u32 idx = 0; idx < Liverpool::NumViewports; idx++) {
+        if (regs.viewports[idx].xscale == 0) {
+            // Scissor and viewport counts should be equal.
+            continue;
+        }
         auto vp_scsr = scsr;
         if (regs.mode_control.vport_scissor_enable) {
             vp_scsr.top_left_x =
@@ -1020,13 +1052,6 @@ void Rasterizer::UpdateViewportScissorState() {
     cmdbuf.setScissor(0, scissors);
 }
 
-void Rasterizer::UpdateDepthStencilState() {
-    auto& depth = liverpool->regs.depth_control;
-
-    const auto cmdbuf = scheduler.CommandBuffer();
-    cmdbuf.setDepthBoundsTestEnable(depth.depth_bounds_enable);
-}
-
 void Rasterizer::ScopeMarkerBegin(const std::string_view& str) {
     if (Config::nullGpu() || !Config::vkMarkersEnabled()) {
         return;

src/video_core/renderer_vulkan/vk_rasterizer.h

@@ -74,7 +74,6 @@ private:
 
     void UpdateDynamicState(const GraphicsPipeline& pipeline);
     void UpdateViewportScissorState();
-    void UpdateDepthStencilState();
 
     bool FilterDraw();
 

src/video_core/renderer_vulkan/vk_scheduler.cpp

@@ -30,7 +30,7 @@ void Scheduler::BeginRendering(const RenderState& new_state) {
     is_rendering = true;
     render_state = new_state;
 
-    const auto witdh =
+    const auto width =
         render_state.width != std::numeric_limits<u32>::max() ? render_state.width : 1;
     const auto height =
         render_state.height != std::numeric_limits<u32>::max() ? render_state.height : 1;
@@ -39,7 +39,7 @@ void Scheduler::BeginRendering(const RenderState& new_state) {
         .renderArea =
             {
                 .offset = {0, 0},
-                .extent = {witdh, height},
+                .extent = {width, height},
             },
         .layerCount = 1,
         .colorAttachmentCount = render_state.num_color_attachments,

src/video_core/texture_cache/image_info.cpp

@@ -266,7 +266,7 @@ ImageInfo::ImageInfo(const AmdGpu::Liverpool::ColorBuffer& buffer,
     props.is_tiled = buffer.IsTiled();
     tiling_mode = buffer.GetTilingMode();
     pixel_format = LiverpoolToVK::SurfaceFormat(buffer.info.format, buffer.NumFormat());
-    num_samples = 1 << buffer.attrib.num_fragments_log2;
+    num_samples = buffer.NumSamples();
     num_bits = NumBits(buffer.info.format);
     type = vk::ImageType::e2D;
     size.width = hint.Valid() ? hint.width : buffer.Pitch();
@@ -289,7 +289,7 @@ ImageInfo::ImageInfo(const AmdGpu::Liverpool::DepthBuffer& buffer, u32 num_slice
     props.is_tiled = false;
     pixel_format = LiverpoolToVK::DepthFormat(buffer.z_info.format, buffer.stencil_info.format);
     type = vk::ImageType::e2D;
-    num_samples = 1 << buffer.z_info.num_samples; // spec doesn't say it is a log2
+    num_samples = buffer.NumSamples();
     num_bits = buffer.NumBits();
     size.width = hint.Valid() ? hint.width : buffer.Pitch();
     size.height = hint.Valid() ? hint.height : buffer.Height();