[d3d9] Add a modeHeightFilter config option

Author: WinterSnowfall

dxvk.conf

@@ -555,6 +555,19 @@
 
 # d3d9.forceAspectRatio = ""
 
+# Mode Height Filter
+#
+# Only exposes modes with certain heights, if they are
+# also supported by the adapter. Can be used in conjunction
+# with forceAspectRatio to further restrict reported modes.
+# Useful for titles that break when too many modes are reported,
+# e.g., AquaNox, AquaNox 2: Revelation.
+#
+# Supported values:
+# - A list of mode heights, ie. "480,720,1080"
+
+# d3d9.modeHeightFilter = ""
+
 # Enumerate by Displays
 #
 # Whether we should enumerate D3D9 adapters by display (windows behaviour)

src/d3d9/d3d9_adapter.cpp

@@ -771,6 +771,14 @@ namespace dxvk {
     uint32_t modeIndex = 0;
 
     const auto forcedRatio = Ratio<DWORD>(options.forceAspectRatio);
+        
+    if (!options.modeHeightFilter.empty() && m_forcedHeights.empty()) {
+      uint32_t forcedHeight;
+      for (auto height : str::split(options.modeHeightFilter, ",")) {
+        std::from_chars(height.data(), height.data() + height.size(), forcedHeight);
+        m_forcedHeights.emplace_back(forcedHeight);
+      }
+    }
 
     while (wsi::getDisplayMode(wsi::getDefaultMonitor(), modeIndex++, &devMode)) {
       // Skip interlaced modes altogether
@@ -784,6 +792,10 @@ namespace dxvk {
       if (!forcedRatio.undefined() && Ratio<DWORD>(devMode.width, devMode.height) != forcedRatio)
         continue;
 
+      if (!m_forcedHeights.empty() && 
+           std::find(m_forcedHeights.begin(), m_forcedHeights.end(), devMode.height) == m_forcedHeights.end())
+        continue;
+
       D3DDISPLAYMODEEX mode = ConvertDisplayMode(devMode);
       // Fix up the D3DFORMAT to match what we are enumerating
       mode.Format = static_cast<D3DFORMAT>(Format);

src/d3d9/d3d9_adapter.h

@@ -107,6 +107,8 @@ namespace dxvk {
 
     const D3D9VkFormatTable       m_d3d9Formats;
 
+    std::vector<uint32_t>         m_forcedHeights;
+
   };
 
 }