Cleanup notes

Signed-off-by: Andrew Opalach <andrew@akon.city>

5 files changed, 170 insertions, 11 deletions

diff --git a/README.txt b/README.txt
new file mode 100644
index 0000000..0c44d17
--- /dev/null
+++ b/README.txt
@@ -0,0 +1,3 @@
+== World Tuning Tool
+
+// vim: set syntax=asciidoc:
diff --git a/Scripts/3dmigoto_unsigned_int_and_hacks.diff b/Scripts/3dmigoto_unsigned_int_and_hacks.diff
new file mode 100644
index 0000000..b45317d
--- /dev/null
+++ b/Scripts/3dmigoto_unsigned_int_and_hacks.diff
@@ -0,0 +1,76 @@
+For more complete decompile of Monster Hunter World shaders.
+diff --git a/BinaryDecompiler/decode.cpp b/BinaryDecompiler/decode.cpp
+index 89ac94f0..9356d27b 100644
+--- a/BinaryDecompiler/decode.cpp
++++ b/BinaryDecompiler/decode.cpp
+@@ -333,7 +333,7 @@ uint32_t DecodeOperand (const uint32_t *pui32Tokens, Operand* psOperand)
+ 			}
+             default:
+             {
+-                ASSERT(0);
++                //ASSERT(0);
+                 break;
+             }
+         }
+diff --git a/HLSLDecompiler/DecompileHLSL.cpp b/HLSLDecompiler/DecompileHLSL.cpp
+index 6175e733..24913e88 100644
+--- a/HLSLDecompiler/DecompileHLSL.cpp
++++ b/HLSLDecompiler/DecompileHLSL.cpp
+@@ -1493,7 +1493,7 @@ public:
+ 					{
+ 						int in[4] = { 0, 0, 0, 0 };
+ 
+-						numRead = sscanf_s(c + pos, "// = %i %i %i %i", in + 0, in + 1, in + 2, in + 3);
++						numRead = sscanf_s(c + pos, "// = %d %d %d %d", in + 0, in + 1, in + 2, in + 3);
+ 						NextLine(c, pos, size);
+ 
+ 						if (structLevel < 0)
+@@ -1510,10 +1510,37 @@ public:
+ 
+ 						for (int i = 0; i < numRead - 1; ++i)
+ 						{
+-							sprintf(buffer, "%i,", in[i]);
++							sprintf(buffer, "%d,", in[i]);
+ 							mOutput.insert(mOutput.end(), buffer, buffer + strlen(buffer));
+ 						}
+-						sprintf(buffer, "%i};\n", in[numRead - 1]);
++						sprintf(buffer, "%d};\n", in[numRead - 1]);
++						mOutput.insert(mOutput.end(), buffer, buffer + strlen(buffer));
++					}
++					else if (e.bt == DT_uint || e.bt == DT_uint2 || e.bt == DT_uint3 || e.bt == DT_uint4)
++					{
++						unsigned in[4] = { 0, 0, 0, 0 };
++
++						numRead = sscanf_s(c + pos, "// = %u %u %u %u", in + 0, in + 1, in + 2, in + 3);
++						NextLine(c, pos, size);
++
++						if (structLevel < 0)
++						{
++							if (suboffset == 0)
++								sprintf(buffer, "  %s%s %s : packoffset(c%u) = {", modifier.c_str(), type, name, packoffset);
++							else
++								sprintf(buffer, "  %s%s %s : packoffset(c%u.%c) = {", modifier.c_str(), type, name, packoffset, INDEX_MASK[suboffset]);
++						}
++						else
++							sprintf(buffer, "  %s%s%s %s = {", structSpacing.c_str(), modifier.c_str(), type, name);
++
++						mOutput.insert(mOutput.end(), buffer, buffer + strlen(buffer));
++
++						for (int i = 0; i < numRead - 1; ++i)
++						{
++							sprintf(buffer, "%u,", in[i]);
++							mOutput.insert(mOutput.end(), buffer, buffer + strlen(buffer));
++						}
++						sprintf(buffer, "%u};\n", in[numRead - 1]);
+ 						mOutput.insert(mOutput.end(), buffer, buffer + strlen(buffer));
+ 					}
+ 					else if (e.bt == DT_float || e.bt == DT_float2 || e.bt == DT_float3 || e.bt == DT_float4)
+@@ -2510,7 +2537,7 @@ public:
+ 			else if (!strncmp(textype, "TextureCubeArray<", strlen("TextureCubeArray<"))) pos = 5;	// float4 .xyzw
+ 			else logDecompileError("  unknown texture type for truncation: " + string(textype));
+ 			cpos = strrchr(op, '.');
+-			cpos[pos] = 0;
++			if (cpos) cpos[pos] = 0;
+ 		}
+ 	}
+ 
diff --git a/Scripts/generate_diffs.sh b/Scripts/generate_diffs.sh
index b0c5687..d7e0d70 100755
--- a/Scripts/generate_diffs.sh
+++ b/Scripts/generate_diffs.sh
@@ -1,5 +1,9 @@
 #! /usr/bin/env sh
 
+# https://github.com/bo3b/3Dmigoto
+# Disassemble: cmd_Decompiler.exe -d shader.dxbc (saved from RenderDoc).
+# Assemble:    cmd_Decompiler.exe -a shader.asm (edited)
+
 #wine cmd_Decompiler.exe -d ../Shaders/Original/*.dxbc
 #wine cmd_Decompiler.exe -d ../Shaders/*.shdr
 #diff -u orig.asm edit.asm
diff --git a/Shaders/fxaa_max_quality.hlsl b/Shaders/fxaa_max_quality.hlsl
index e122754..d7bb253 100644
--- a/Shaders/fxaa_max_quality.hlsl
+++ b/Shaders/fxaa_max_quality.hlsl
@@ -1,3 +1,8 @@
+// https://web.archive.org/web/20120121124756/https://docs.google.com/leaf?id=0B2manFVVrzQAOWUwODM1YmQtNmEwOC00ZDBlLThlYzMtYzE4ZDM1ZjRlMzMx&hl=en_US
+// https://gist.githubusercontent.com/kosua20/0c506b81b3812ac900048059d2383126/raw/9c1f4b97ea5a2ac4bf632fff509f64d7dff0e96a/gistfile1.txt
+// Both sources identical and contain this final patch.
+// https://web.archive.org/web/20120121124756/http://timothylottes.blogspot.com/2011/08/fxaa-311-bug-fixes-for-360.html
+
 #define FXAA_PC 1
 #define FXAA_HLSL_5 1
 #define FXAA_QUALITY__PRESET 39
@@ -2050,6 +2055,87 @@ half4 FxaaPixelShader(
 /*==========================================================================*/
 #endif
 
+// https://github.com/Mortalitas/GShade/blob/345b45dda62ccb2070c096b9982fdfbc90280fc6/Shaders/NFAA.fx
+// Edited for readability. Just a test, worse than FXAA.
+
+#define AA_Adjust 16
+#define View_Mode 0
+#define Mask_Adjust 1.0
+
+float4 NFAAGetBB(SamplerState smpl, Texture2D tex, float2 texcoord : TEXCOORD)
+{
+    return tex.SampleLevel(smpl, texcoord, 0.0);
+}
+
+float4 NFAAOut(float4 position : SV_Position, float2 texcoord : TEXCOORD, SamplerState smpl, Texture2D tex, float2 pix) : SV_Target
+{
+    float4 NFAA; // The Edge Seeking code can be adjusted to look for longer edges.
+    float2 UV = texcoord.xy; // But, I don't think it's really needed.
+    float2 SW = pix;
+    float2 n;
+    float t, l, r, d;
+    // Find Edges.
+    t = NFAAGetBB( smpl, tex, float2( UV.x, UV.y - SW.y ) ).a;
+    d = NFAAGetBB( smpl, tex, float2( UV.x, UV.y + SW.y ) ).a;
+    l = NFAAGetBB( smpl, tex, float2( UV.x - SW.x, UV.y ) ).a;
+    r = NFAAGetBB( smpl, tex, float2( UV.x + SW.x, UV.y ) ).a;
+    n = float2(t - d, -(r - l));
+    // I should have made rep adjustable. But, I didn't see the need.
+    // Since my goal was to make this AA fast cheap and simple.
+    float nl = length(n), Rep = rcp(AA_Adjust);
+
+    if (View_Mode == 3)
+    {
+        Rep = rcp(128);
+    }
+    // Seek aliasing and apply AA. Think of this as basicly blur control.
+    if (nl < Rep)
+    {
+        NFAA = NFAAGetBB( smpl, tex,UV);
+    }
+    else
+    {
+        n *= pix / (nl * 0.5);
+
+        const float4 o = NFAAGetBB( smpl, tex, UV ),
+            t0 = NFAAGetBB( smpl, tex, UV + float2(n.x, -n.y)  * 0.5) * 0.9,
+            t1 = NFAAGetBB( smpl, tex, UV - float2(n.x, -n.y)  * 0.5) * 0.9,
+            t2 = NFAAGetBB( smpl, tex, UV + n * 0.9) * 0.75,
+            t3 = NFAAGetBB( smpl, tex, UV - n * 0.9) * 0.75;
+
+        NFAA = (o + t0 + t1 + t2 + t3) / 4.3;
+    }
+    // Lets make that mask for a sharper image.
+    float Mask = nl*(2.5 * Mask_Adjust);
+
+    if (Mask > 0.025)
+    {
+        Mask = 1-Mask;
+    }
+    else
+    {
+        Mask = 1;
+    }
+    // Super Evil Magic Number.
+    Mask = saturate(lerp(Mask, 1, -1));
+
+    // Final color.
+    if (View_Mode == 0)
+    {
+        NFAA = lerp(NFAA, NFAAGetBB( smpl, tex, texcoord.xy ), Mask);
+    }
+    else if (View_Mode == 1)
+    {
+        NFAA = Mask;
+    }
+    else if (View_Mode == 2)
+    {
+        NFAA = float4(-float2(-(r - l), -(t - d)) * 0.5 + 0.5, 1, 1.0);
+    }
+
+    return NFAA;
+}
+
 // ---- Created with 3Dmigoto v1.4.9 on Wed Feb 25 15:30:06 2026
 
 cbuffer CBScreen : register(b1)
@@ -2092,6 +2178,7 @@ void main(
     float4 v2 : Color0,
     out float4 o0 : SV_Target0)
 {
+    //o0 = NFAAOut(v0, v1, SSFilter, tBaseMap, fScreenInverseSize);
     FxaaTex tex;
     tex.smpl = SSFilter;
     tex.tex = tBaseMap;
diff --git a/Shaders/notes.txt b/Shaders/notes.txt
deleted file mode 100644
index a2e172b..0000000
--- a/Shaders/notes.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-# FXAA Source
-https://web.archive.org/web/20120121124756/https://docs.google.com/leaf?id=0B2manFVVrzQAOWUwODM1YmQtNmEwOC00ZDBlLThlYzMtYzE4ZDM1ZjRlMzMx&hl=en_US
-https://gist.githubusercontent.com/kosua20/0c506b81b3812ac900048059d2383126/raw/9c1f4b97ea5a2ac4bf632fff509f64d7dff0e96a/gistfile1.txt
-# Both sources identical and contain this final patch.
-https://web.archive.org/web/20120121124756/http://timothylottes.blogspot.com/2011/08/fxaa-311-bug-fixes-for-360.html
-
-# Links
-https://github.com/bo3b/3Dmigoto
-https://stackoverflow.com/questions/74722423/i-need-a-source-of-information-about-directxs-assembler
-https://learn.microsoft.com/en-us/windows/win32/direct3dhlsl/registers---cs-5-0
-https://learn.microsoft.com/en-us/windows/win32/direct3dhlsl/dx-graphics-hlsl-to-load