Change GuardBand into compat hack.

Core/Compatibility.cpp

@@ -60,6 +60,7 @@ void Compatibility::CheckSettings(IniFile &iniFile, const std::string &gameID) {
 	CheckSetting(iniFile, gameID, "ForceRangeDownload", &flags_.ForceRangeDownload);
 	CheckSetting(iniFile, gameID, "FlushAtStall", &flags_.FlushAtStall);
 	CheckSetting(iniFile, gameID, "Force04Download", &flags_.Force04Download);
+	CheckSetting(iniFile, gameID, "GuardBand", &flags_.GuardBand);
 	CheckSetting(iniFile, gameID, "RequireBufferedRendering", &flags_.RequireBufferedRendering);
 	CheckSetting(iniFile, gameID, "RequireBlockTransfer", &flags_.RequireBlockTransfer);
 }

Core/Compatibility.h

@@ -62,6 +62,7 @@ struct CompatFlags {
 	bool ForceRangeDownload;
 	bool FlushAtStall;
 	bool Force04Download;
+	bool GuardBand;
 };
 
 class IniFile;

GPU/Directx9/VertexShaderGeneratorDX9.cpp

@@ -424,7 +424,8 @@ void GenerateVertexShaderHLSL(const ShaderID &id, char *buffer, ShaderLanguage l
 			}
 		}
 		if (lang != HLSL_DX9) {
-			WriteGuardBand(p);
+			if (PSP_CoreParameter().compat.flags().GuardBand)
+				WriteGuardBand(p);
 		}
 		WRITE(p, "  Out.gl_Position = outPos;\n");
 	} else {
@@ -625,7 +626,8 @@ void GenerateVertexShaderHLSL(const ShaderID &id, char *buffer, ShaderLanguage l
 				WRITE(p, "  float4 outPos = mul(viewPos, u_proj);\n");
 			}
 		}
-		WriteGuardBand(p);
+		if (PSP_CoreParameter().compat.flags().GuardBand)
+			WriteGuardBand(p);
 		WRITE(p, "  Out.gl_Position = outPos;\n");
 
 		// TODO: Declare variables for dots for shade mapping if needed.

GPU/GLES/VertexShaderGeneratorGLES.cpp

@@ -469,7 +469,8 @@ void GenerateVertexShader(const ShaderID &id, char *buffer) {
 				WRITE(p, "  vec4 outPos = u_proj * vec4(position.xyz, 1.0);\n");
 			}
 		}
-		WriteGuardBand(p);
+		if (PSP_CoreParameter().compat.flags().GuardBand)
+			WriteGuardBand(p);
 		WRITE(p, "  gl_Position = outPos;\n");
 	} else {
 		// Step 1: World Transform / Skinning
@@ -666,7 +667,8 @@ void GenerateVertexShader(const ShaderID &id, char *buffer) {
 		} else {
 			WRITE(p, "  vec4 outPos = u_proj * viewPos;\n");
 		}
-		WriteGuardBand(p);
+		if (PSP_CoreParameter().compat.flags().GuardBand)
+			WriteGuardBand(p);
 		WRITE(p, "  gl_Position = outPos;\n");
 
 		// TODO: Declare variables for dots for shade mapping if needed.

GPU/Vulkan/VertexShaderGeneratorVulkan.cpp

@@ -28,6 +28,7 @@
 #include "base/stringutil.h"
 #include "Common/Vulkan/VulkanLoader.h"
 #include "Core/Config.h"
+#include "Core/System.h"
 #include "GPU/ge_constants.h"
 #include "GPU/GPUState.h"
 #include "GPU/Common/ShaderId.h"
@@ -329,7 +330,8 @@ bool GenerateVulkanGLSLVertexShader(const ShaderID &id, char *buffer, bool *uses
 				WRITE(p, "  vec4 outPos = base.proj_mtx * vec4(position.xyz, 1.0);\n");
 			}
 		}
-		WriteGuardBand(p);
+		if (PSP_CoreParameter().compat.flags().GuardBand)
+			WriteGuardBand(p);
 		WRITE(p, "  gl_Position = outPos;\n");
 	} else {
 		// Step 1: World Transform / Skinning
@@ -478,7 +480,8 @@ bool GenerateVulkanGLSLVertexShader(const ShaderID &id, char *buffer, bool *uses
 		} else {
 			WRITE(p, "  vec4 outPos = base.proj_mtx * viewPos;\n");
 		}
-		WriteGuardBand(p);
+		if (PSP_CoreParameter().compat.flags().GuardBand)
+			WriteGuardBand(p);
 		WRITE(p, "  gl_Position = outPos;\n");
 
 		// TODO: Declare variables for dots for shade mapping if needed.

assets/compat.ini

@@ -252,6 +252,24 @@ ULJS00201 = true
 # Bijin Tokei Portable not even a game, but needs it to load 2 miniatures, they will be low res, but better than black
 NPJH00055 = true
 
+[GuardBand]
+# Cull out of bounds triangles that were not clipped
+# Sangokushi IX with Power-Up Kit
+ULJM05842 = true
+NPJH50546 = true
+ULJM06156 = true
+# Driver '76
+ULUS10235 = true
+ULES00740 = true
+# DTM Race Driver 2 / TOCA Race Driver 2: The Ultimate Racing Simulator / V8 Supercars 2
+ULES00041 = true
+ULES00040 = true
+ULKS46009 = true
+ULJM05160 = true
+ULES00042 = true
+ULJM05363 = true
+# might also be useful for Outrun and Brave Story?
+
 [RequireBufferedRendering]
 # Warn the user that the game will not work and have issue, if buffered rendering is not enabled.
 # Midnight Club: LA Remix