Devtools - Shader editing (#1705)

* devtools: shader editing and compiling

* devtools: patch shader at runtime

* devtools: shader editing load patch even with config disabled

src/common/string_util.cpp

@@ -37,6 +37,10 @@ std::vector<std::string> SplitString(const std::string& str, char delimiter) {
     return output;
 }
 
+std::string_view U8stringToString(std::u8string_view u8str) {
+    return std::string_view{reinterpret_cast<const char*>(u8str.data()), u8str.size()};
+}
+
 #ifdef _WIN32
 static std::wstring CPToUTF16(u32 code_page, std::string_view input) {
     const auto size =

src/common/string_util.h

@@ -16,6 +16,8 @@ void ToLowerInPlace(std::string& str);
 
 std::vector<std::string> SplitString(const std::string& str, char delimiter);
 
+std::string_view U8stringToString(std::u8string_view u8str);
+
 #ifdef _WIN32
 [[nodiscard]] std::string UTF16ToUTF8(std::wstring_view input);
 [[nodiscard]] std::wstring UTF8ToUTF16W(std::string_view str);

src/core/debug_state.cpp

@@ -177,9 +177,10 @@ void DebugStateImpl::PushRegsDump(uintptr_t base_addr, uintptr_t header_addr,
     }
 }
 
-void DebugStateImpl::CollectShader(const std::string& name, std::span<const u32> spv,
+void DebugStateImpl::CollectShader(const std::string& name, vk::ShaderModule module,
-                                   std::span<const u32> raw_code) {
+                                   std::span<const u32> spv, std::span<const u32> raw_code,
-    shader_dump_list.emplace_back(name, std::vector<u32>{spv.begin(), spv.end()},
+                                   std::span<const u32> patch_spv, bool is_patched) {
-                                  std::vector<u32>{raw_code.begin(), raw_code.end()});
+    shader_dump_list.emplace_back(name, module, std::vector<u32>{spv.begin(), spv.end()},
-    std::ranges::sort(shader_dump_list, {}, &ShaderDump::name);
+                                  std::vector<u32>{raw_code.begin(), raw_code.end()},
+                                  std::vector<u32>{patch_spv.begin(), patch_spv.end()}, is_patched);
 }

src/core/debug_state.h

@@ -12,7 +12,7 @@
 
 #include "common/types.h"
 #include "video_core/amdgpu/liverpool.h"
-#include "video_core/renderer_vulkan/vk_pipeline_cache.h"
+#include "video_core/renderer_vulkan/vk_graphics_pipeline.h"
 
 #ifdef _WIN32
 #ifndef WIN32_LEAN_AND_MEAN
@@ -76,29 +76,46 @@ struct FrameDump {
 
 struct ShaderDump {
     std::string name;
+    vk::ShaderModule module;
+
     std::vector<u32> spv;
-    std::vector<u32> raw_code;
+    std::vector<u32> isa;
 
+    std::vector<u32> patch_spv;
+    std::string patch_source{};
+
+    bool loaded_data = false;
+    bool is_patched = false;
     std::string cache_spv_disasm{};
-    std::string cache_raw_disasm{};
+    std::string cache_isa_disasm{};
+    std::string cache_patch_disasm{};
 
-    ShaderDump(std::string name, std::vector<u32> spv, std::vector<u32> raw_code)
+    ShaderDump(std::string name, vk::ShaderModule module, std::vector<u32> spv,
-        : name(std::move(name)), spv(std::move(spv)), raw_code(std::move(raw_code)) {}
+               std::vector<u32> isa, std::vector<u32> patch_spv, bool is_patched)
+        : name(std::move(name)), module(module), spv(std::move(spv)), isa(std::move(isa)),
+          patch_spv(std::move(patch_spv)), is_patched(is_patched) {}
 
     ShaderDump(const ShaderDump& other) = delete;
     ShaderDump(ShaderDump&& other) noexcept
-        : name{std::move(other.name)}, spv{std::move(other.spv)},
+        : name{std::move(other.name)}, module{std::move(other.module)}, spv{std::move(other.spv)},
-          raw_code{std::move(other.raw_code)}, cache_spv_disasm{std::move(other.cache_spv_disasm)},
+          isa{std::move(other.isa)}, patch_spv{std::move(other.patch_spv)},
-          cache_raw_disasm{std::move(other.cache_raw_disasm)} {}
+          patch_source{std::move(other.patch_source)},
+          cache_spv_disasm{std::move(other.cache_spv_disasm)},
+          cache_isa_disasm{std::move(other.cache_isa_disasm)},
+          cache_patch_disasm{std::move(other.cache_patch_disasm)} {}
     ShaderDump& operator=(const ShaderDump& other) = delete;
     ShaderDump& operator=(ShaderDump&& other) noexcept {
         if (this == &other)
             return *this;
         name = std::move(other.name);
+        module = std::move(other.module);
         spv = std::move(other.spv);
-        raw_code = std::move(other.raw_code);
+        isa = std::move(other.isa);
+        patch_spv = std::move(other.patch_spv);
+        patch_source = std::move(other.patch_source);
         cache_spv_disasm = std::move(other.cache_spv_disasm);
-        cache_raw_disasm = std::move(other.cache_raw_disasm);
+        cache_isa_disasm = std::move(other.cache_isa_disasm);
+        cache_patch_disasm = std::move(other.cache_patch_disasm);
         return *this;
     }
 };
@@ -186,8 +203,9 @@ public:
     void PushRegsDump(uintptr_t base_addr, uintptr_t header_addr,
                       const AmdGpu::Liverpool::Regs& regs, bool is_compute = false);
 
-    void CollectShader(const std::string& name, std::span<const u32> spv,
+    void CollectShader(const std::string& name, vk::ShaderModule module, std::span<const u32> spv,
-                       std::span<const u32> raw_code);
+                       std::span<const u32> raw_code, std::span<const u32> patch_spv,
+                       bool is_patched);
 };
 } // namespace DebugStateType
 

src/core/devtools/options.h

@@ -10,8 +10,8 @@ struct ImGuiTextBuffer;
 namespace Core::Devtools {
 
 struct TOptions {
-    std::string disassembler_cli_isa{"clrxdisasm --raw \"{src}\""};
+    std::string disassembler_cli_isa{"clrxdisasm --raw {src}"};
-    std::string disassembler_cli_spv{"spirv-cross -V \"{src}\""};
+    std::string disassembler_cli_spv{"spirv-cross -V {src}"};
     bool frame_dump_render_on_collapse{false};
 };
 

src/core/devtools/widget/common.h

@@ -117,7 +117,7 @@ static bool IsDrawCall(AmdGpu::PM4ItOpcode opcode) {
 inline std::optional<std::string> exec_cli(const char* cli) {
     std::array<char, 64> buffer{};
     std::string output;
-    const auto f = popen(cli, "r");
+    const auto f = popen(cli, "rt");
     if (!f) {
         pclose(f);
         return {};
@@ -129,21 +129,27 @@ inline std::optional<std::string> exec_cli(const char* cli) {
     return output;
 }
 
-inline std::string RunDisassembler(const std::string& disassembler_cli,
+template <typename T>
-                                   const std::vector<u32>& shader_code) {
+inline std::string RunDisassembler(const std::string& disassembler_cli, const T& shader_code,
+                                   bool* success = nullptr) {
     std::string shader_dis;
 
     if (disassembler_cli.empty()) {
         shader_dis = "No disassembler set";
+        if (success) {
+            *success = false;
+        }
     } else {
         auto bin_path = std::filesystem::temp_directory_path() / "shadps4_tmp_shader.bin";
 
         constexpr std::string_view src_arg = "{src}";
-        std::string cli = disassembler_cli;
+        std::string cli = disassembler_cli + " 2>&1";
         const auto pos = cli.find(src_arg);
         if (pos == std::string::npos) {
-            DebugState.ShowDebugMessage("Disassembler CLI does not contain {src} argument\n" +
+            shader_dis = "Disassembler CLI does not contain {src} argument";
-                                        disassembler_cli);
+            if (success) {
+                *success = false;
+            }
         } else {
             cli.replace(pos, src_arg.size(), "\"" + bin_path.string() + "\"");
             Common::FS::IOFile file(bin_path, Common::FS::FileAccessMode::Write);
@@ -151,9 +157,16 @@ inline std::string RunDisassembler(const std::string& disassembler_cli,
             file.Close();
 
             auto result = exec_cli(cli.c_str());
-            shader_dis = result.value_or("Could not disassemble shader");
+            if (result) {
-            if (shader_dis.empty()) {
+                shader_dis = result.value();
-                shader_dis = "Disassembly empty or failed";
+                if (success) {
+                    *success = true;
+                }
+            } else {
+                if (success) {
+                    *success = false;
+                }
+                shader_dis = "Could not disassemble shader";
             }
 
             std::filesystem::remove(bin_path);

src/core/devtools/widget/shader_list.cpp

@@ -1,66 +1,221 @@
 //  SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
 //  SPDX-License-Identifier: GPL-2.0-or-later
 
+#include <fstream>
+
 #include "shader_list.h"
 
 #include <imgui.h>
 
 #include "common.h"
 #include "common/config.h"
+#include "common/path_util.h"
+#include "common/string_util.h"
 #include "core/debug_state.h"
 #include "core/devtools/options.h"
 #include "imgui/imgui_std.h"
+#include "sdl_window.h"
+#include "video_core/renderer_vulkan/vk_presenter.h"
+#include "video_core/renderer_vulkan/vk_rasterizer.h"
+
+extern std::unique_ptr<Vulkan::Presenter> presenter;
 
 using namespace ImGui;
 
 namespace Core::Devtools::Widget {
 
-void ShaderList::DrawShader(DebugStateType::ShaderDump& value) {
+ShaderList::Selection::Selection(int index) : index(index) {
-    if (!loaded_data) {
+    isa_editor.SetPalette(TextEditor::GetDarkPalette());
-        loaded_data = true;
+    isa_editor.SetReadOnly(true);
-        if (value.cache_raw_disasm.empty()) {
+    glsl_editor.SetPalette(TextEditor::GetDarkPalette());
-            value.cache_raw_disasm = RunDisassembler(Options.disassembler_cli_isa, value.raw_code);
+    glsl_editor.SetLanguageDefinition(TextEditor::LanguageDefinition::GLSL());
-        }
+    presenter->GetWindow().RequestKeyboard();
-        isa_editor.SetText(value.cache_raw_disasm);
+}
 
+ShaderList::Selection::~Selection() {
+    presenter->GetWindow().ReleaseKeyboard();
+}
+
+void ShaderList::Selection::ReloadShader(DebugStateType::ShaderDump& value) {
+    auto& spv = value.is_patched ? value.patch_spv : value.spv;
+    if (spv.empty()) {
+        return;
+    }
+    auto& cache = presenter->GetRasterizer().GetPipelineCache();
+    if (const auto m = cache.ReplaceShader(value.module, spv); m) {
+        value.module = *m;
+    }
+}
+
+bool ShaderList::Selection::DrawShader(DebugStateType::ShaderDump& value) {
+    if (!value.loaded_data) {
+        value.loaded_data = true;
+        if (value.cache_isa_disasm.empty()) {
+            value.cache_isa_disasm = RunDisassembler(Options.disassembler_cli_isa, value.isa);
+        }
         if (value.cache_spv_disasm.empty()) {
             value.cache_spv_disasm = RunDisassembler(Options.disassembler_cli_spv, value.spv);
         }
-        spv_editor.SetText(value.cache_spv_disasm);
+        if (!value.patch_spv.empty() && value.cache_patch_disasm.empty()) {
+            value.cache_patch_disasm = RunDisassembler("spirv-dis {src}", value.patch_spv);
+        }
+        patch_path =
+            Common::FS::GetUserPath(Common::FS::PathType::ShaderDir) / "patch" / value.name;
+        patch_bin_path = patch_path;
+        patch_bin_path += ".spv";
+        patch_path += ".glsl";
+        if (std::filesystem::exists(patch_path)) {
+            std::ifstream file{patch_path};
+            value.patch_source =
+                std::string{std::istreambuf_iterator{file}, std::istreambuf_iterator<char>{}};
         }
 
-    if (SmallButton("<-")) {
+        value.is_patched = !value.patch_spv.empty();
-        selected_shader = -1;
+        if (!value.is_patched) { // No patch
+            isa_editor.SetText(value.cache_isa_disasm);
+            glsl_editor.SetText(value.cache_spv_disasm);
+        } else {
+            isa_editor.SetText(value.cache_patch_disasm);
+            isa_editor.SetLanguageDefinition(TextEditor::LanguageDefinition::SPIRV());
+            glsl_editor.SetText(value.patch_source);
+            glsl_editor.SetReadOnly(false);
         }
-    SameLine();
+    }
+
+    char name[64];
+    snprintf(name, sizeof(name), "Shader %s", value.name.c_str());
+    SetNextWindowSize({450.0f, 600.0f}, ImGuiCond_FirstUseEver);
+    if (!Begin(name, &open, ImGuiWindowFlags_NoNav)) {
+        End();
+        return open;
+    }
+
     Text("%s", value.name.c_str());
     SameLine(0.0f, 7.0f);
-    if (BeginCombo("Shader type", showing_isa ? "ISA" : "SPIRV", ImGuiComboFlags_WidthFitPreview)) {
+    if (Checkbox("Enable patch", &value.is_patched)) {
-        if (Selectable("SPIRV")) {
+        if (value.is_patched) {
-            showing_isa = false;
+            if (value.patch_source.empty()) {
+                value.patch_source = value.cache_spv_disasm;
             }
-        if (Selectable("ISA")) {
+            isa_editor.SetText(value.cache_patch_disasm);
-            showing_isa = true;
+            isa_editor.SetLanguageDefinition(TextEditor::LanguageDefinition::SPIRV());
+            glsl_editor.SetText(value.patch_source);
+            glsl_editor.SetReadOnly(false);
+            if (!value.patch_spv.empty()) {
+                ReloadShader(value);
+            }
+        } else {
+            isa_editor.SetText(value.cache_isa_disasm);
+            isa_editor.SetLanguageDefinition(TextEditor::LanguageDefinition());
+            glsl_editor.SetText(value.cache_spv_disasm);
+            glsl_editor.SetReadOnly(true);
+            ReloadShader(value);
+        }
+    }
+
+    if (value.is_patched) {
+        if (BeginCombo("Shader type", showing_bin ? "SPIRV" : "GLSL",
+                       ImGuiComboFlags_WidthFitPreview)) {
+            if (Selectable("GLSL")) {
+                showing_bin = false;
+            }
+            if (Selectable("SPIRV")) {
+                showing_bin = true;
             }
             EndCombo();
         }
-
-    if (showing_isa) {
-        isa_editor.Render("ISA", GetContentRegionAvail());
     } else {
-        spv_editor.Render("SPIRV", GetContentRegionAvail());
+        if (BeginCombo("Shader type", showing_bin ? "ISA" : "GLSL",
+                       ImGuiComboFlags_WidthFitPreview)) {
+            if (Selectable("GLSL")) {
+                showing_bin = false;
+            }
+            if (Selectable("ISA")) {
+                showing_bin = true;
+            }
+            EndCombo();
+        }
     }
-}
 
-ShaderList::ShaderList() {
+    if (value.is_patched) {
-    isa_editor.SetPalette(TextEditor::GetDarkPalette());
+        bool save = false;
-    isa_editor.SetReadOnly(true);
+        bool compile = false;
-    spv_editor.SetPalette(TextEditor::GetDarkPalette());
+        SameLine(0.0f, 3.0f);
-    spv_editor.SetReadOnly(true);
+        if (Button("Save")) {
-    spv_editor.SetLanguageDefinition(TextEditor::LanguageDefinition::GLSL());
+            save = true;
+        }
+        SameLine();
+        if (Button("Save & Compile")) {
+            save = true;
+            compile = true;
+        }
+        if (save) {
+            value.patch_source = glsl_editor.GetText();
+            std::ofstream file{patch_path, std::ios::binary | std::ios::trunc};
+            file << value.patch_source;
+            std::string msg = "Patch saved to ";
+            msg += Common::U8stringToString(patch_path.u8string());
+            DebugState.ShowDebugMessage(msg);
+        }
+        if (compile) {
+            static std::map<std::string, std::string> stage_arg = {
+                {"vs", "vert"},
+                {"gs", "geom"},
+                {"fs", "frag"},
+                {"cs", "comp"},
+            };
+            auto stage = stage_arg.find(value.name.substr(0, 2));
+            if (stage == stage_arg.end()) {
+                DebugState.ShowDebugMessage(std::string{"Invalid shader stage: "} +
+                                            value.name.substr(0, 2));
+            } else {
+                std::string cmd =
+                    fmt::format("glslc --target-env=vulkan1.3 --target-spv=spv1.6 "
+                                "-fshader-stage={} {{src}} -o \"{}\"",
+                                stage->second, Common::U8stringToString(patch_bin_path.u8string()));
+                bool success = false;
+                auto res = RunDisassembler(cmd, value.patch_source, &success);
+                if (!res.empty() || !success) {
+                    DebugState.ShowDebugMessage("Compilation failed:\n" + res);
+                } else {
+                    Common::FS::IOFile file{patch_bin_path, Common::FS::FileAccessMode::Read};
+                    value.patch_spv.resize(file.GetSize() / sizeof(u32));
+                    file.Read(value.patch_spv);
+                    value.cache_patch_disasm =
+                        RunDisassembler("spirv-dis {src}", value.patch_spv, &success);
+                    if (!success) {
+                        DebugState.ShowDebugMessage("Decompilation failed (Compile was ok):\n" +
+                                                    res);
+                    } else {
+                        isa_editor.SetText(value.cache_patch_disasm);
+                        ReloadShader(value);
+                    }
+                }
+            }
+        }
+    }
+
+    if (showing_bin) {
+        isa_editor.Render(value.is_patched ? "SPIRV" : "ISA", GetContentRegionAvail());
+    } else {
+        glsl_editor.Render("GLSL", GetContentRegionAvail());
+    }
+
+    End();
+    return open;
 }
 
 void ShaderList::Draw() {
+    for (auto it = open_shaders.begin(); it != open_shaders.end();) {
+        auto& selection = *it;
+        auto& shader = DebugState.shader_dump_list[selection.index];
+        if (!selection.DrawShader(shader)) {
+            it = open_shaders.erase(it);
+        } else {
+            ++it;
+        }
+    }
+
     SetNextWindowSize({500.0f, 600.0f}, ImGuiCond_FirstUseEver);
     if (!Begin("Shader list", &open)) {
         End();
@@ -73,18 +228,19 @@ void ShaderList::Draw() {
         return;
     }
 
-    if (selected_shader >= 0) {
-        DrawShader(DebugState.shader_dump_list[selected_shader]);
-        End();
-        return;
-    }
-
     auto width = GetContentRegionAvail().x;
     int i = 0;
     for (const auto& shader : DebugState.shader_dump_list) {
-        if (ButtonEx(shader.name.c_str(), {width, 20.0f}, ImGuiButtonFlags_NoHoveredOnFocus)) {
+        char name[128];
-            selected_shader = i;
+        if (shader.is_patched) {
-            loaded_data = false;
+            snprintf(name, sizeof(name), "%s (PATCH ON)", shader.name.c_str());
+        } else if (!shader.patch_spv.empty()) {
+            snprintf(name, sizeof(name), "%s (PATCH OFF)", shader.name.c_str());
+        } else {
+            snprintf(name, sizeof(name), "%s", shader.name.c_str());
+        }
+        if (ButtonEx(name, {width, 20.0f}, ImGuiButtonFlags_NoHoveredOnFocus)) {
+            open_shaders.emplace_back(i);
         }
         i++;
     }

src/core/devtools/widget/shader_list.h

@@ -6,20 +6,32 @@
 #include "core/debug_state.h"
 #include "text_editor.h"
 
+#include <filesystem>
+
 namespace Core::Devtools::Widget {
 
 class ShaderList {
-    int selected_shader = -1;
+    struct Selection {
-    TextEditor isa_editor{};
+        explicit Selection(int index);
-    TextEditor spv_editor{};
+        ~Selection();
-    bool loaded_data = false;
-    bool showing_isa = false;
 
-    void DrawShader(DebugStateType::ShaderDump& value);
+        void ReloadShader(DebugStateType::ShaderDump& value);
+
+        bool DrawShader(DebugStateType::ShaderDump& value);
+
+        int index;
+        TextEditor isa_editor{};
+        TextEditor glsl_editor{};
+        bool open = true;
+        bool showing_bin = false;
+
+        std::filesystem::path patch_path;
+        std::filesystem::path patch_bin_path;
+    };
+
+    std::vector<Selection> open_shaders{};
 
 public:
-    ShaderList();
-
     bool open = false;
 
     void Draw();

src/core/devtools/widget/text_editor.cpp

@@ -1059,7 +1059,8 @@ void TextEditor::Render(const char* aTitle, const ImVec2& aSize, bool aBorder) {
     if (!mIgnoreImGuiChild)
         ImGui::BeginChild(aTitle, aSize, aBorder,
                           ImGuiWindowFlags_HorizontalScrollbar |
-                              ImGuiWindowFlags_AlwaysHorizontalScrollbar | ImGuiWindowFlags_NoMove);
+                              ImGuiWindowFlags_AlwaysHorizontalScrollbar | ImGuiWindowFlags_NoMove |
+                              ImGuiWindowFlags_NoNav);
 
     if (mHandleKeyboardInputs) {
         HandleKeyboardInputs();
@@ -2331,4 +2332,50 @@ const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::GLSL() {
     return langDef;
 }
 
+// Source: https://github.com/dfranx/ImGuiColorTextEdit/blob/master/TextEditor.cpp
+const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::SPIRV() {
+    static bool inited = false;
+    static LanguageDefinition langDef;
+    if (!inited) {
+        /*
+        langDef.mTokenRegexStrings.push_back(std::make_pair<std::string, PaletteIndex>("[ \\t]*#[
+        \\t]*[a-zA-Z_]+", PaletteIndex::Preprocessor));
+        langDef.mTokenRegexStrings.push_back(std::make_pair<std::string,
+        PaletteIndex>("\\'\\\\?[^\\']\\'", PaletteIndex::CharLiteral));
+        langDef.mTokenRegexStrings.push_back(std::make_pair<std::string,
+        PaletteIndex>("[a-zA-Z_][a-zA-Z0-9_]*", PaletteIndex::Identifier));
+        langDef.mTokenRegexStrings.push_back(std::make_pair<std::string,
+        PaletteIndex>("[\\[\\]\\{\\}\\!\\%\\^\\&\\*\\(\\)\\-\\+\\=\\~\\|\\<\\>\\?\\/\\;\\,\\.]",
+        PaletteIndex::Punctuation));
+        */
+
+        langDef.mTokenRegexStrings.push_back(std::make_pair<std::string, PaletteIndex>(
+            "L?\\\"(\\\\.|[^\\\"])*\\\"", PaletteIndex::String));
+        langDef.mTokenRegexStrings.push_back(
+            std::make_pair<std::string, PaletteIndex>("[ =\\t]Op[a-zA-Z]*", PaletteIndex::Keyword));
+        langDef.mTokenRegexStrings.push_back(
+            std::make_pair<std::string, PaletteIndex>("%[_a-zA-Z0-9]*", PaletteIndex::Identifier));
+        langDef.mTokenRegexStrings.push_back(std::make_pair<std::string, PaletteIndex>(
+            "[+-]?([0-9]+([.][0-9]*)?|[.][0-9]+)([eE][+-]?[0-9]+)?[fF]?", PaletteIndex::Number));
+        langDef.mTokenRegexStrings.push_back(std::make_pair<std::string, PaletteIndex>(
+            "[+-]?[0-9]+[Uu]?[lL]?[lL]?", PaletteIndex::Number));
+        langDef.mTokenRegexStrings.push_back(std::make_pair<std::string, PaletteIndex>(
+            "0[0-7]+[Uu]?[lL]?[lL]?", PaletteIndex::Number));
+        langDef.mTokenRegexStrings.push_back(std::make_pair<std::string, PaletteIndex>(
+            "0[xX][0-9a-fA-F]+[uU]?[lL]?[lL]?", PaletteIndex::Number));
+
+        langDef.mCommentStart = "/*";
+        langDef.mCommentEnd = "*/";
+        langDef.mSingleLineComment = ";";
+
+        langDef.mCaseSensitive = true;
+        langDef.mAutoIndentation = false;
+
+        langDef.mName = "SPIR-V";
+
+        inited = true;
+    }
+    return langDef;
+}
+
 } // namespace Core::Devtools::Widget

src/core/devtools/widget/text_editor.h

@@ -161,6 +161,7 @@ public:
             : mPreprocChar('#'), mAutoIndentation(true), mTokenize(nullptr), mCaseSensitive(true) {}
 
         static const LanguageDefinition& GLSL();
+        static const LanguageDefinition& SPIRV();
     };
 
     TextEditor();

src/sdl_window.cpp

@@ -168,6 +168,21 @@ void WindowSDL::InitTimers() {
     SDL_AddTimer(100, &PollController, controller);
 }
 
+void WindowSDL::RequestKeyboard() {
+    if (keyboard_grab == 0) {
+        SDL_StartTextInput(window);
+    }
+    keyboard_grab++;
+}
+
+void WindowSDL::ReleaseKeyboard() {
+    ASSERT(keyboard_grab > 0);
+    keyboard_grab--;
+    if (keyboard_grab == 0) {
+        SDL_StopTextInput(window);
+    }
+}
+
 void WindowSDL::OnResize() {
     SDL_GetWindowSizeInPixels(window, &width, &height);
     ImGui::Core::OnResize();

src/sdl_window.h

@@ -41,6 +41,8 @@ struct WindowSystemInfo {
 };
 
 class WindowSDL {
+    int keyboard_grab = 0;
+
 public:
     explicit WindowSDL(s32 width, s32 height, Input::GameController* controller,
                        std::string_view window_title);
@@ -69,6 +71,9 @@ public:
     void WaitEvent();
     void InitTimers();
 
+    void RequestKeyboard();
+    void ReleaseKeyboard();
+
 private:
     void OnResize();
     void OnKeyPress(const SDL_Event* event);

src/video_core/renderer_vulkan/vk_compute_pipeline.cpp

@@ -13,7 +13,7 @@ namespace Vulkan {
 
 ComputePipeline::ComputePipeline(const Instance& instance_, Scheduler& scheduler_,
                                  DescriptorHeap& desc_heap_, vk::PipelineCache pipeline_cache,
-                                 u64 compute_key_, const Shader::Info& info_,
+                                 ComputePipelineKey compute_key_, const Shader::Info& info_,
                                  vk::ShaderModule module)
     : Pipeline{instance_, scheduler_, desc_heap_, pipeline_cache, true}, compute_key{compute_key_} {
     auto& info = stages[int(Shader::Stage::Compute)];

src/video_core/renderer_vulkan/vk_compute_pipeline.h

@@ -17,15 +17,33 @@ class Instance;
 class Scheduler;
 class DescriptorHeap;
 
+struct ComputePipelineKey {
+    size_t value;
+
+    friend bool operator==(const ComputePipelineKey& lhs, const ComputePipelineKey& rhs) {
+        return lhs.value == rhs.value;
+    }
+    friend bool operator!=(const ComputePipelineKey& lhs, const ComputePipelineKey& rhs) {
+        return !(lhs == rhs);
+    }
+};
+
 class ComputePipeline : public Pipeline {
 public:
     ComputePipeline(const Instance& instance, Scheduler& scheduler, DescriptorHeap& desc_heap,
-                    vk::PipelineCache pipeline_cache, u64 compute_key, const Shader::Info& info,
+                    vk::PipelineCache pipeline_cache, ComputePipelineKey compute_key,
-                    vk::ShaderModule module);
+                    const Shader::Info& info, vk::ShaderModule module);
     ~ComputePipeline();
 
 private:
-    u64 compute_key;
+    ComputePipelineKey compute_key;
 };
 
 } // namespace Vulkan
+
+template <>
+struct std::hash<Vulkan::ComputePipelineKey> {
+    std::size_t operator()(const Vulkan::ComputePipelineKey& key) const noexcept {
+        return std::hash<size_t>{}(key.value);
+    }
+};

src/video_core/renderer_vulkan/vk_graphics_pipeline.h

@@ -1,6 +1,8 @@
 // SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#pragma once
+
 #include <xxhash.h>
 
 #include "common/types.h"

src/video_core/renderer_vulkan/vk_pipeline_cache.cpp

@@ -189,10 +189,19 @@ const GraphicsPipeline* PipelineCache::GetGraphicsPipeline() {
     }
     const auto [it, is_new] = graphics_pipelines.try_emplace(graphics_key);
     if (is_new) {
-        it.value() = graphics_pipeline_pool.Create(instance, scheduler, desc_heap, graphics_key,
+        it.value() =
+            std::make_unique<GraphicsPipeline>(instance, scheduler, desc_heap, graphics_key,
                                                *pipeline_cache, infos, fetch_shader, modules);
+        if (Config::collectShadersForDebug()) {
+            for (auto stage = 0; stage < MaxShaderStages; ++stage) {
+                if (infos[stage]) {
+                    auto& m = modules[stage];
+                    module_related_pipelines[m].emplace_back(graphics_key);
                 }
-    return it->second;
+            }
+        }
+    }
+    return it->second.get();
 }
 
 const ComputePipeline* PipelineCache::GetComputePipeline() {
@@ -201,10 +210,14 @@ const ComputePipeline* PipelineCache::GetComputePipeline() {
     }
     const auto [it, is_new] = compute_pipelines.try_emplace(compute_key);
     if (is_new) {
-        it.value() = compute_pipeline_pool.Create(instance, scheduler, desc_heap, *pipeline_cache,
+        it.value() = std::make_unique<ComputePipeline>(
-                                                  compute_key, *infos[0], modules[0]);
+            instance, scheduler, desc_heap, *pipeline_cache, compute_key, *infos[0], modules[0]);
+        if (Config::collectShadersForDebug()) {
+            auto& m = modules[0];
+            module_related_pipelines[m].emplace_back(compute_key);
         }
-    return it->second;
+    }
+    return it->second.get();
 }
 
 bool PipelineCache::RefreshGraphicsKey() {
@@ -401,7 +414,7 @@ bool PipelineCache::RefreshComputeKey() {
     Shader::Backend::Bindings binding{};
     const auto* cs_pgm = &liverpool->regs.cs_program;
     const auto cs_params = Liverpool::GetParams(*cs_pgm);
-    std::tie(infos[0], modules[0], fetch_shader, compute_key) =
+    std::tie(infos[0], modules[0], fetch_shader, compute_key.value) =
         GetProgram(Shader::Stage::Compute, cs_params, binding);
     return true;
 }
@@ -417,17 +430,23 @@ vk::ShaderModule PipelineCache::CompileModule(Shader::Info& info,
     const auto ir_program = Shader::TranslateProgram(code, pools, info, runtime_info, profile);
     auto spv = Shader::Backend::SPIRV::EmitSPIRV(profile, runtime_info, ir_program, binding);
     DumpShader(spv, info.pgm_hash, info.stage, perm_idx, "spv");
+
+    vk::ShaderModule module;
+
     auto patch = GetShaderPatch(info.pgm_hash, info.stage, perm_idx, "spv");
-    if (patch) {
+    const bool is_patched = patch && Config::patchShaders();
-        spv = *patch;
+    if (is_patched) {
         LOG_INFO(Loader, "Loaded patch for {} shader {:#x}", info.stage, info.pgm_hash);
+        module = CompileSPV(*patch, instance.GetDevice());
+    } else {
+        module = CompileSPV(spv, instance.GetDevice());
     }
 
-    const auto module = CompileSPV(spv, instance.GetDevice());
+    const auto name = fmt::format("{}_{:#018x}_{}", info.stage, info.pgm_hash, perm_idx);
-    const auto name = fmt::format("{}_{:#x}_{}", info.stage, info.pgm_hash, perm_idx);
     Vulkan::SetObjectName(instance.GetDevice(), module, name);
     if (Config::collectShadersForDebug()) {
-        DebugState.CollectShader(name, spv, code);
+        DebugState.CollectShader(name, module, spv, code, patch ? *patch : std::span<const u32>{},
+                                 is_patched);
     }
     return module;
 }
@@ -438,17 +457,17 @@ PipelineCache::GetProgram(Shader::Stage stage, Shader::ShaderParams params,
     const auto runtime_info = BuildRuntimeInfo(stage);
     auto [it_pgm, new_program] = program_cache.try_emplace(params.hash);
     if (new_program) {
-        Program* program = program_pool.Create(stage, params);
+        it_pgm.value() = std::make_unique<Program>(stage, params);
+        auto& program = it_pgm.value();
         auto start = binding;
         const auto module = CompileModule(program->info, runtime_info, params.code, 0, binding);
         const auto spec = Shader::StageSpecialization(program->info, runtime_info, profile, start);
         program->AddPermut(module, std::move(spec));
-        it_pgm.value() = program;
         return std::make_tuple(&program->info, module, spec.fetch_shader_data,
                                HashCombine(params.hash, 0));
     }
 
-    Program* program = it_pgm->second;
+    auto& program = it_pgm.value();
     auto& info = program->info;
     info.RefreshFlatBuf();
     const auto spec = Shader::StageSpecialization(info, runtime_info, profile, binding);
@@ -469,6 +488,34 @@ PipelineCache::GetProgram(Shader::Stage stage, Shader::ShaderParams params,
                            HashCombine(params.hash, perm_idx));
 }
 
+std::optional<vk::ShaderModule> PipelineCache::ReplaceShader(vk::ShaderModule module,
+                                                             std::span<const u32> spv_code) {
+    std::optional<vk::ShaderModule> new_module{};
+    for (const auto& [_, program] : program_cache) {
+        for (auto& m : program->modules) {
+            if (m.module == module) {
+                const auto& d = instance.GetDevice();
+                d.destroyShaderModule(m.module);
+                m.module = CompileSPV(spv_code, d);
+                new_module = m.module;
+            }
+        }
+    }
+    if (module_related_pipelines.contains(module)) {
+        auto& pipeline_keys = module_related_pipelines[module];
+        for (auto& key : pipeline_keys) {
+            if (std::holds_alternative<GraphicsPipelineKey>(key)) {
+                auto& graphics_key = std::get<GraphicsPipelineKey>(key);
+                graphics_pipelines.erase(graphics_key);
+            } else if (std::holds_alternative<ComputePipelineKey>(key)) {
+                auto& compute_key = std::get<ComputePipelineKey>(key);
+                compute_pipelines.erase(compute_key);
+            }
+        }
+    }
+    return new_module;
+}
+
 void PipelineCache::DumpShader(std::span<const u32> code, u64 hash, Shader::Stage stage,
                                size_t perm_idx, std::string_view ext) {
     if (!Config::dumpShaders()) {
@@ -488,9 +535,6 @@ void PipelineCache::DumpShader(std::span<const u32> code, u64 hash, Shader::Stag
 std::optional<std::vector<u32>> PipelineCache::GetShaderPatch(u64 hash, Shader::Stage stage,
                                                               size_t perm_idx,
                                                               std::string_view ext) {
-    if (!Config::patchShaders()) {
-        return {};
-    }
 
     using namespace Common::FS;
     const auto patch_dir = GetUserPath(PathType::ShaderDir) / "patch";

src/video_core/renderer_vulkan/vk_pipeline_cache.h

@@ -3,6 +3,7 @@
 
 #pragma once
 
+#include <variant>
 #include <tsl/robin_map.h>
 #include "shader_recompiler/profile.h"
 #include "shader_recompiler/recompiler.h"
@@ -11,6 +12,13 @@
 #include "video_core/renderer_vulkan/vk_graphics_pipeline.h"
 #include "video_core/renderer_vulkan/vk_resource_pool.h"
 
+template <>
+struct std::hash<vk::ShaderModule> {
+    std::size_t operator()(const vk::ShaderModule& module) const noexcept {
+        return std::hash<size_t>{}(reinterpret_cast<size_t>((VkShaderModule)module));
+    }
+};
+
 namespace Shader {
 struct Info;
 }
@@ -52,6 +60,9 @@ public:
     GetProgram(Shader::Stage stage, Shader::ShaderParams params,
                Shader::Backend::Bindings& binding);
 
+    std::optional<vk::ShaderModule> ReplaceShader(vk::ShaderModule module,
+                                                  std::span<const u32> spv_code);
+
 private:
     bool RefreshGraphicsKey();
     bool RefreshComputeKey();
@@ -74,17 +85,19 @@ private:
     vk::UniquePipelineLayout pipeline_layout;
     Shader::Profile profile{};
     Shader::Pools pools;
-    tsl::robin_map<size_t, Program*> program_cache;
+    tsl::robin_map<size_t, std::unique_ptr<Program>> program_cache;
-    Common::ObjectPool<Program> program_pool;
+    tsl::robin_map<ComputePipelineKey, std::unique_ptr<ComputePipeline>> compute_pipelines;
-    Common::ObjectPool<GraphicsPipeline> graphics_pipeline_pool;
+    tsl::robin_map<GraphicsPipelineKey, std::unique_ptr<GraphicsPipeline>> graphics_pipelines;
-    Common::ObjectPool<ComputePipeline> compute_pipeline_pool;
-    tsl::robin_map<size_t, ComputePipeline*> compute_pipelines;
-    tsl::robin_map<GraphicsPipelineKey, GraphicsPipeline*> graphics_pipelines;
     std::array<const Shader::Info*, MaxShaderStages> infos{};
     std::array<vk::ShaderModule, MaxShaderStages> modules{};
     std::optional<Shader::Gcn::FetchShaderData> fetch_shader{};
     GraphicsPipelineKey graphics_key{};
-    u64 compute_key{};
+    ComputePipelineKey compute_key{};
+
+    // Only if Config::collectShadersForDebug()
+    tsl::robin_map<vk::ShaderModule,
+                   std::vector<std::variant<GraphicsPipelineKey, ComputePipelineKey>>>
+        module_related_pipelines;
 };
 
 } // namespace Vulkan

src/video_core/renderer_vulkan/vk_presenter.h

@@ -53,6 +53,10 @@ public:
         return pp_settings.gamma;
     }
 
+    Frontend::WindowSDL& GetWindow() const {
+        return window;
+    }
+
     Frame* PrepareFrame(const Libraries::VideoOut::BufferAttributeGroup& attribute,
                         VAddr cpu_address, bool is_eop) {
         auto desc = VideoCore::TextureCache::VideoOutDesc{attribute, cpu_address};
@@ -90,6 +94,10 @@ public:
         draw_scheduler.Flush(info);
     }
 
+    Rasterizer& GetRasterizer() const {
+        return *rasterizer.get();
+    }
+
 private:
     void CreatePostProcessPipeline();
     Frame* PrepareFrameInternal(VideoCore::ImageId image_id, bool is_eop = true);

src/video_core/renderer_vulkan/vk_rasterizer.h

@@ -54,6 +54,10 @@ public:
     u64 Flush();
     void Finish();
 
+    PipelineCache& GetPipelineCache() {
+        return pipeline_cache;
+    }
+
 private:
     RenderState PrepareRenderState(u32 mrt_mask);
     void BeginRendering(const GraphicsPipeline& pipeline, RenderState& state);