TextureConverterShaderGen: Set alpha to 1 on intensity formats if EFB lacks alpha

We were already doing this for non-intensity formats, but it seems like the same applies to intensity formats.
2021-12-15 16:39:15 -08:00 · 2021-12-15 16:39:15 -08:00 · 2f6953efb6
parent 820a424dcd
commit 2f6953efb6
1 changed files with 3 additions and 0 deletions
--- a/Source/Core/VideoCommon/TextureConverterShaderGen.cpp
+++ b/Source/Core/VideoCommon/TextureConverterShaderGen.cpp
@ -216,6 +216,9 @@ ShaderCode GeneratePixelShader(APIType api_type, const UidData* uid_data)
  }
  else if (uid_data->is_intensity)
  {
+    if (!uid_data->efb_has_alpha)
+      out.Write("  texcol.a = 1.0;\n");
+
    bool has_four_bits =
        (uid_data->dst_format == EFBCopyFormat::R4 || uid_data->dst_format == EFBCopyFormat::RA4);
    bool has_alpha =