From a695644fead65e8fac186fb91641f31bdb6b4db1 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Fri, 12 Aug 2022 17:37:54 +0200
Subject: [PATCH] [d3d9] Remove alphaTestWiggleRoom option

---
 dxvk.conf                  | 10 ----------
 src/d3d9/d3d9_options.cpp  |  1 -
 src/d3d9/d3d9_options.h    |  4 ----
 src/dxso/dxso_options.cpp  |  3 ---
 src/dxso/dxso_options.h    |  4 ----
 src/util/config/config.cpp |  9 ---------
 6 files changed, 31 deletions(-)

diff --git a/dxvk.conf b/dxvk.conf
index a18e4d65..9eaa9f7e 100644
--- a/dxvk.conf
+++ b/dxvk.conf
@@ -414,16 +414,6 @@
 
 # d3d9.longMad = False
 
-# Alpha Test Wiggle Room
-#
-# Workaround for games using alpha test == 1.0, etc due to wonky interpolation or
-# misc. imprecision on some vendors
-#
-# Supported values:
-# - True/False
-
-# d3d9.alphaTestWiggleRoom = False
-
 # Device Local Constant Buffers
 #
 # Enables using device local, host accessible memory for constant buffers in D3D9.
diff --git a/src/d3d9/d3d9_options.cpp b/src/d3d9/d3d9_options.cpp
index ce0a4320..0b1ce723 100644
--- a/src/d3d9/d3d9_options.cpp
+++ b/src/d3d9/d3d9_options.cpp
@@ -67,7 +67,6 @@ namespace dxvk {
     this->enumerateByDisplays           = config.getOption<bool>        ("d3d9.enumerateByDisplays",           true);
     this->longMad                       = config.getOption<bool>        ("d3d9.longMad",                       false);
     this->tearFree                      = config.getOption<Tristate>    ("d3d9.tearFree",                      Tristate::Auto);
-    this->alphaTestWiggleRoom           = config.getOption<bool>        ("d3d9.alphaTestWiggleRoom",           false);
     this->apitraceMode                  = config.getOption<bool>        ("d3d9.apitraceMode",                  false);
     this->deviceLocalConstantBuffers    = config.getOption<bool>        ("d3d9.deviceLocalConstantBuffers",    false);
     this->allowDirectBufferMapping      = config.getOption<bool>        ("d3d9.allowDirectBufferMapping",      true);
diff --git a/src/d3d9/d3d9_options.h b/src/d3d9/d3d9_options.h
index 51dd57fa..99fef6b1 100644
--- a/src/d3d9/d3d9_options.h
+++ b/src/d3d9/d3d9_options.h
@@ -135,10 +135,6 @@ namespace dxvk {
     /// Tearing mode if vsync is enabled
     Tristate tearFree;
 
-    /// Workaround for games using alpha test == 1.0, etc due to wonky interpolation or
-    /// misc. imprecision on some vendors
-    bool alphaTestWiggleRoom;
-
     /// Apitrace mode: Maps all buffers in cached memory.
     bool apitraceMode;
 
diff --git a/src/dxso/dxso_options.cpp b/src/dxso/dxso_options.cpp
index a4382c7b..6f9dec89 100644
--- a/src/dxso/dxso_options.cpp
+++ b/src/dxso/dxso_options.cpp
@@ -41,9 +41,6 @@ namespace dxvk {
     vertexFloatConstantBufferAsSSBO = pDevice->GetVertexConstantLayout().floatSize() > devInfo.core.properties.limits.maxUniformBufferRange;
 
     longMad = options.longMad;
-
-    alphaTestWiggleRoom = options.alphaTestWiggleRoom;
-
     robustness2Supported = devFeatures.extRobustness2.robustBufferAccess2;
   }
 
diff --git a/src/dxso/dxso_options.h b/src/dxso/dxso_options.h
index c977ce8a..85c65ec1 100644
--- a/src/dxso/dxso_options.h
+++ b/src/dxso/dxso_options.h
@@ -51,10 +51,6 @@ namespace dxvk {
     /// don't match entirely to the regular vertex shader in this way.
     bool longMad;
 
-    /// Workaround for games using alpha test == 1.0, etc due to wonky interpolation or
-    /// misc. imprecision on some vendors
-    bool alphaTestWiggleRoom;
-
     /// Whether or not we can rely on robustness2 to handle oob constant access
     bool robustness2Supported;
   };
diff --git a/src/util/config/config.cpp b/src/util/config/config.cpp
index c4e2141b..1636c401 100644
--- a/src/util/config/config.cpp
+++ b/src/util/config/config.cpp
@@ -413,10 +413,6 @@ namespace dxvk {
     { R"(\\SpellForce2.*\.exe$)", {{
       { "d3d9.forceSamplerTypeSpecConstants", "True" },
     }} },
-    /* Everquest 2                                */
-    { R"(\\EverQuest2.*\.exe$)", {{
-      { "d3d9.alphaTestWiggleRoom", "True" },
-    }} },
     /* Tomb Raider: Legend                       */
     { R"(\\trl\.exe$)", {{
       { "d3d9.apitraceMode",                "True" },
@@ -575,11 +571,6 @@ namespace dxvk {
     { R"(\\BGE\.exe$)", {{
       { "d3d9.maxFrameRate",                "60" },
     }} },
-    /* Ninja Blade                              *
-     * Transparent main character on Nvidia     */
-    { R"(\\NinjaBlade\.exe$)", {{
-      { "d3d9.alphaTestWiggleRoom",       "True" },
-    }} },
     /* YS Origin                                *
      * Helps very bad frametimes in some areas  */
     { R"(\\yso_win\.exe$)", {{