devtools: show resolution & fsr state

src/core/debug_state.h

@@ -158,6 +158,10 @@ public:
     float Framerate = 1.0f / 60.0f;
     float FrameDeltaTime;
 
+    std::pair<u32, u32> game_resolution{};
+    std::pair<u32, u32> output_resolution{};
+    bool is_using_fsr{};
+
     void ShowDebugMessage(std::string message) {
         if (message.empty()) {
             return;

src/core/devtools/widget/frame_graph.cpp

@@ -74,7 +74,7 @@ void FrameGraph::Draw() {
     if (!is_open) {
         return;
     }
-    SetNextWindowSize({340.0, 185.0f}, ImGuiCond_FirstUseEver);
+    SetNextWindowSize({308.0, 270.0f}, ImGuiCond_FirstUseEver);
     if (Begin("Video debug info", &is_open)) {
         const auto& ctx = *GImGui;
         const auto& io = ctx.IO;
@@ -88,13 +88,20 @@ void FrameGraph::Draw() {
             frameRate = 1000.0f / deltaTime;
         }
 
+        SeparatorText("Frame graph");
+        DrawFrameGraph();
+
+        SeparatorText("Renderer info");
+
         Text("Frame time: %.3f ms (%.1f FPS)", deltaTime, frameRate);
         Text("Presenter time: %.3f ms (%.1f FPS)", io.DeltaTime * 1000.0f, 1.0f / io.DeltaTime);
         Text("Flip frame: %d Gnm submit frame: %d", DebugState.flip_frame_count.load(),
              DebugState.gnm_frame_count.load());
-
+        Text("Game Res: %dx%d", DebugState.game_resolution.first,
-        SeparatorText("Frame graph");
+             DebugState.game_resolution.second);
-        DrawFrameGraph();
+        Text("Output Res: %dx%d", DebugState.output_resolution.first,
+             DebugState.output_resolution.second);
+        Text("FSR: %s", DebugState.is_using_fsr ? "on" : "off");
     }
     End();
 }

src/video_core/renderer_vulkan/host_passes/fsr_pass.cpp

@@ -9,6 +9,7 @@
 #include "video_core/renderer_vulkan/vk_shader_util.h"
 
 #define A_CPU
+#include "core/debug_state.h"
 #include "video_core/host_shaders/fsr/ffx_a.h"
 #include "video_core/host_shaders/fsr/ffx_fsr1.h"
 
@@ -139,12 +140,16 @@ vk::ImageView FsrPass::Render(vk::CommandBuffer cmdbuf, vk::ImageView input,
                               vk::Extent2D input_size, vk::Extent2D output_size, Settings settings,
                               bool hdr) {
     if (!settings.enable) {
+        DebugState.is_using_fsr = false;
         return input;
     }
     if (input_size.width >= output_size.width && input_size.height >= output_size.height) {
+        DebugState.is_using_fsr = false;
         return input;
     }
 
+    DebugState.is_using_fsr = true;
+
     if (output_size != cur_size) {
         ResizeAndInvalidate(output_size.width, output_size.height);
     }

src/video_core/renderer_vulkan/vk_presenter.cpp

@@ -458,6 +458,9 @@ Frame* Presenter::PrepareFrameInternal(VideoCore::ImageId image_id, bool is_eop)
         if (vk_host_markers_enabled) {
             cmdbuf.endDebugUtilsLabelEXT();
         }
+
+        DebugState.game_resolution = {image_size.width, image_size.height};
+        DebugState.output_resolution = {frame->width, frame->height};
     } else {
         // Fix display of garbage images on startup on some drivers
         const std::array<vk::RenderingAttachmentInfo, 1> attachments = {{