troubleshooter: address common issues in iidx and popn (#396)

## Description of change
iidx: 9on12 crashes iidx31+

popn: special message for createdevice failures (resolution issue)

## Testing
manually test both cases

src/spice2x/games/iidx/iidx.cpp

@@ -405,6 +405,14 @@ namespace games::iidx {
 
         // init cfgmgr32 hooks
         cfgmgr32hook_init(avs::game::DLL_INSTANCE);
+
+        // report common errors on iidx31 and above
+        if (avs::game::is_ext(2023091500, MAXINT) && GRAPHICS_9_ON_12_STATE == DX9ON12_FORCE_ON) {
+            deferredlogs::defer_error_messages({
+                "common incompatibility with DX 9on12 + IIDX 31 and above",
+                "    IIDX31+ is known to be incompatible with DX 9on12, leading to blank screen or crashes"
+            });
+        }
     }
 
     void IIDXGame::pre_attach() {

src/spice2x/hooks/graphics/backends/d3d9/d3d9_backend.cpp

@@ -206,6 +206,22 @@ static std::string presentation_interval2s(UINT presentation_interval) {
 static void update_backbuffer_dimensions(D3DPRESENT_PARAMETERS *params);
 
 static void log_create_device_failure(HRESULT hresult) {
+    // only print once since some games will try CreateDevice multiple times on failure
+    static std::once_flag printed;
+    std::call_once(printed, [hresult]() {
+        // special case for popn
+        if (avs::game::is_model("M39")) {
+            deferredlogs::defer_error_messages({
+                fmt::format("D3D9 CreateDevice/CreateDeviceEx failed with {:#x}!", (UINT)hresult),
+                "    possible popn music HD mode resolution issue",
+                "    popn HD mode launches at 1360x768 (and NOT 1366x768) which is often",
+                "    unsupported by many monitors; here are some possible workarounds:",
+                "      * enable GPU resolution scaling in your GPU settings",
+                "      * use Force Full Screen Resolution option, combined with image scaling (F11)",
+                "      * run in windowed mode",
+                "      * run in SD mode"
+            });
+        } else {
             deferredlogs::defer_error_messages({
                 fmt::format("D3D9 CreateDevice/CreateDeviceEx failed with {:#x}!", (UINT)hresult),
                 "    this is a common graphics / monitor issue",
@@ -218,6 +234,8 @@ static void log_create_device_failure(HRESULT hresult) {
                 "    * failing all that, see if enabling windowed mode helps"
             });
         }
+    });
+}
 
 static bool is_dx9_on_12_enabled() {
     switch (GRAPHICS_9_ON_12_STATE) {