Merge pull request #10279 from Pokechu22/intensity-alpha

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

Data/Sys/GameSettings/RPBE01.ini

@@ -0,0 +1,10 @@
+# RPBE01 - Pokemon Battle Revolution
+
+[OnFrame]
+# Fixes black pixels on the bottom/right of the screen, and black in
+# some move effects that apply distortion to the screen
+# This fixes a bug in the base game, not an emulation issue
+# See https://gist.github.com/Pokechu22/e9fa9037fe21312ff32475638b78ba27
+$Fix black screen effects
+0x80244A94:dword:0x39080000
+0x80244A9C:dword:0x38030000

Source/Core/VideoCommon/BPMemory.h

@@ -2059,7 +2059,7 @@ struct fmt::formatter<UPE_Copy>
                      "Converting from RGB to YUV: {}\n"
                      "Target pixel format: {}\n"
                      "Gamma correction: {}\n"
-                     "Mipmap filter: {}\n"
+                     "Half scale: {}\n"
                      "Vertical scaling: {}\n"
                      "Clear: {}\n"
                      "Frame to field: {}\n"

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 =