VideoCommon: add graphics mod callback interface for when a texture is created

Source/Core/VideoCommon/GraphicsModSystem/Config/GraphicsTarget.cpp

@@ -187,6 +187,16 @@ std::optional<GraphicsTargetConfig> DeserializeTargetFromConfig(const picojson::
     target.m_texture_info_string = texture_info.value();
     return target;
   }
+  else if (type == "create_texture")
+  {
+    std::optional<std::string> texture_info = ExtractTextureFilenameForConfig(obj);
+    if (!texture_info.has_value())
+      return std::nullopt;
+
+    CreateTextureTarget target;
+    target.m_texture_info_string = texture_info.value();
+    return target;
+  }
   else if (type == "efb")
   {
     return DeserializeFBTargetFromConfig<EFBTarget>(obj, EFB_DUMP_PREFIX);

Source/Core/VideoCommon/GraphicsModSystem/Config/GraphicsTarget.h

@@ -26,6 +26,10 @@ struct LoadTextureTarget final : public TextureTarget
 {
 };
 
+struct CreateTextureTarget final : public TextureTarget
+{
+};
+
 struct FBTarget
 {
   u32 m_height = 0;
@@ -47,7 +51,8 @@ struct ProjectionTarget
   ProjectionType m_projection_type = ProjectionType::Perspective;
 };
 
-using GraphicsTargetConfig = std::variant<DrawStartedTextureTarget, LoadTextureTarget, EFBTarget,
+using GraphicsTargetConfig =
+    std::variant<DrawStartedTextureTarget, LoadTextureTarget, CreateTextureTarget, EFBTarget,
                  XFBTarget, ProjectionTarget>;
 
 std::optional<GraphicsTargetConfig> DeserializeTargetFromConfig(const picojson::object& obj);

Source/Core/VideoCommon/GraphicsModSystem/Runtime/GraphicsModAction.h

@@ -21,5 +21,6 @@ public:
   virtual void OnProjection(GraphicsModActionData::Projection*) {}
   virtual void OnProjectionAndTexture(GraphicsModActionData::Projection*) {}
   virtual void OnTextureLoad(GraphicsModActionData::TextureLoad*) {}
+  virtual void OnTextureCreate(GraphicsModActionData::TextureCreate*) {}
   virtual void OnFrameEnd() {}
 };

Source/Core/VideoCommon/GraphicsModSystem/Runtime/GraphicsModActionData.h

@@ -32,4 +32,7 @@ struct TextureLoad
 {
   std::string_view texture_name;
 };
+struct TextureCreate
+{
+};
 }  // namespace GraphicsModActionData

Source/Core/VideoCommon/GraphicsModSystem/Runtime/GraphicsModManager.cpp

@@ -58,6 +58,12 @@ public:
       return;
     m_action_impl->OnTextureLoad(texture_load);
   }
+  void OnTextureCreate(GraphicsModActionData::TextureCreate* texture_create) override
+  {
+    if (!m_mod.m_enabled)
+      return;
+    m_action_impl->OnTextureCreate(texture_create);
+  }
   void OnFrameEnd() override
   {
     if (!m_mod.m_enabled)
@@ -143,6 +149,18 @@ GraphicsModManager::GetTextureLoadActions(const std::string& texture_name) const
   return m_default;
 }
 
+const std::vector<GraphicsModAction*>&
+GraphicsModManager::GetTextureCreateActions(const std::string& texture_name) const
+{
+  if (const auto it = m_create_texture_target_to_actions.find(texture_name);
+      it != m_create_texture_target_to_actions.end())
+  {
+    return it->second;
+  }
+
+  return m_default;
+}
+
 const std::vector<GraphicsModAction*>& GraphicsModManager::GetEFBActions(const FBInfo& efb) const
 {
   if (const auto it = m_efb_target_to_actions.find(efb); it != m_efb_target_to_actions.end())
@@ -223,6 +241,10 @@ void GraphicsModManager::Load(const GraphicsModGroupConfig& config)
                   m_load_texture_target_to_actions[the_target.m_texture_info_string].push_back(
                       m_actions.back().get());
                 },
+                [&](const CreateTextureTarget& the_target) {
+                  m_create_texture_target_to_actions[the_target.m_texture_info_string].push_back(
+                      m_actions.back().get());
+                },
                 [&](const EFBTarget& the_target) {
                   FBInfo info;
                   info.m_height = the_target.m_height;
@@ -315,6 +337,7 @@ void GraphicsModManager::Reset()
   m_projection_texture_target_to_actions.clear();
   m_draw_started_target_to_actions.clear();
   m_load_texture_target_to_actions.clear();
+  m_create_texture_target_to_actions.clear();
   m_efb_target_to_actions.clear();
   m_xfb_target_to_actions.clear();
 }

Source/Core/VideoCommon/GraphicsModSystem/Runtime/GraphicsModManager.h

@@ -30,6 +30,8 @@ public:
   GetDrawStartedActions(const std::string& texture_name) const;
   const std::vector<GraphicsModAction*>&
   GetTextureLoadActions(const std::string& texture_name) const;
+  const std::vector<GraphicsModAction*>&
+  GetTextureCreateActions(const std::string& texture_name) const;
   const std::vector<GraphicsModAction*>& GetEFBActions(const FBInfo& efb) const;
   const std::vector<GraphicsModAction*>& GetXFBActions(const FBInfo& xfb) const;
 
@@ -49,6 +51,8 @@ private:
       m_projection_texture_target_to_actions;
   std::unordered_map<std::string, std::vector<GraphicsModAction*>> m_draw_started_target_to_actions;
   std::unordered_map<std::string, std::vector<GraphicsModAction*>> m_load_texture_target_to_actions;
+  std::unordered_map<std::string, std::vector<GraphicsModAction*>>
+      m_create_texture_target_to_actions;
   std::unordered_map<FBInfo, std::vector<GraphicsModAction*>, FBInfoHasher> m_efb_target_to_actions;
   std::unordered_map<FBInfo, std::vector<GraphicsModAction*>, FBInfoHasher> m_xfb_target_to_actions;