From f9df2c6bcdc1a6129289fb2878d4471c04e55fc7 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Fri, 21 Feb 2020 00:54:39 -0300
Subject: vk_state_tracker: Implement dirty flags for depth bounds

---
 src/video_core/renderer_vulkan/vk_rasterizer.cpp    | 3 +++
 src/video_core/renderer_vulkan/vk_state_tracker.cpp | 6 ++++++
 src/video_core/renderer_vulkan/vk_state_tracker.h   | 5 +++++
 3 files changed, 14 insertions(+)

(limited to 'src/video_core/renderer_vulkan')

diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
index 958f90f99..7029b3d5e 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -1037,6 +1037,9 @@ void RasterizerVulkan::UpdateBlendConstants(Tegra::Engines::Maxwell3D& gpu) {
 }
 
 void RasterizerVulkan::UpdateDepthBounds(Tegra::Engines::Maxwell3D& gpu) {
+    if (!state_tracker.TouchDepthBounds()) {
+        return;
+    }
     const auto& regs = gpu.regs;
     scheduler.Record([min = regs.depth_bounds[0], max = regs.depth_bounds[1]](
                          auto cmdbuf, auto& dld) { cmdbuf.setDepthBounds(min, max, dld); });
diff --git a/src/video_core/renderer_vulkan/vk_state_tracker.cpp b/src/video_core/renderer_vulkan/vk_state_tracker.cpp
index c7e54c68b..b55180dd8 100644
--- a/src/video_core/renderer_vulkan/vk_state_tracker.cpp
+++ b/src/video_core/renderer_vulkan/vk_state_tracker.cpp
@@ -32,6 +32,7 @@ Flags MakeInvalidationFlags() {
     flags[Scissors] = true;
     flags[DepthBias] = true;
     flags[BlendConstants] = true;
+    flags[DepthBounds] = true;
     return flags;
 }
 
@@ -89,6 +90,10 @@ void SetupDirtyBlendConstants(Tables& tables) {
     FillBlock(tables[0], OFF(blend_color), NUM(blend_color), BlendConstants);
 }
 
+void SetupDirtyDepthBounds(Tables& tables) {
+    FillBlock(tables[0], OFF(depth_bounds), NUM(depth_bounds), DepthBounds);
+}
+
 } // Anonymous namespace
 
 StateTracker::StateTracker(Core::System& system)
@@ -102,6 +107,7 @@ void StateTracker::Initialize() {
     SetupDirtyScissors(tables);
     SetupDirtyDepthBias(tables);
     SetupDirtyBlendConstants(tables);
+    SetupDirtyDepthBounds(tables);
 
     auto& store = dirty.on_write_stores;
     store[RenderTargets] = true;
diff --git a/src/video_core/renderer_vulkan/vk_state_tracker.h b/src/video_core/renderer_vulkan/vk_state_tracker.h
index a0493813a..25b5c647b 100644
--- a/src/video_core/renderer_vulkan/vk_state_tracker.h
+++ b/src/video_core/renderer_vulkan/vk_state_tracker.h
@@ -23,6 +23,7 @@ enum : u8 {
     Scissors,
     DepthBias,
     BlendConstants,
+    DepthBounds,
 };
 
 } // namespace Dirty
@@ -51,6 +52,10 @@ public:
         return Exchange(Dirty::BlendConstants, false);
     }
 
+    bool TouchDepthBounds() {
+        return Exchange(Dirty::DepthBounds, false);
+    }
+
 private:
     using Flags = std::remove_reference_t<decltype(Tegra::Engines::Maxwell3D::dirty.flags)>;
 
-- 
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