feat(endfield): update addon

src/games/endfield/ao/ao-blur_0x80CD64F6.cs_5_0.hlsl

@@ -0,0 +1,68 @@
+#include "../shared.h"
+
+Texture2D<float4> t2 : register(t2);
+Texture2D<float4> t1 : register(t1);
+Texture2D<float4> t0 : register(t0);
+
+SamplerState s0_s : register(s0);
+
+cbuffer cb0 : register(b0) {
+  float4 cb0[4];
+}
+
+RWTexture2D<unorm float> u0 : register(u0);
+
+[numthreads(8, 8, 1)]
+void main(uint3 vThreadID : SV_DispatchThreadID) {
+  // If game AO is disabled, just write 1.0 (no occlusion)
+  if (shader_injection.disable_game_ao >= 0.5f) {
+    u0[vThreadID.xy] = 1.0;
+    return;
+  }
+
+  // Original ao-blur logic
+  float2 r0xy = float2(vThreadID.xy) + float2(0.5, 0.5);
+  float2 r0zw = cb0[3].zw * r0xy;
+
+  float r1x = t1.SampleLevel(s0_s, r0zw, 0).z;
+  r1x = 1.0 - r1x;
+  r1x = saturate(r1x + r1x);
+  r1x *= AO_DENOISER_BLUR_BETA;
+
+  float r1y = t0.SampleLevel(s0_s, r0zw, 0).x;
+  float r1z = cb0[3].z;
+
+  float2 r2;
+  r2.y = 0;
+
+  float3 r3 = float3(-3, 0, 0);
+
+  [loop]
+  while (true) {
+    if (3 < r3.x) break;
+
+    float r1w = r3.x * r1z;
+    r2.x = r1w * r1x;
+    float2 r2zw = r2.xy * cb0[3].zw + r0zw;
+
+    r1w = t0.SampleLevel(s0_s, r2zw, 0).x;
+    r1w = r1w - r1y;
+    r1w = min(1.0, abs(r1w));
+    r1w = 1.0 - r1w;
+
+    float3 r4;
+    r4.x = r3.y + r1w;
+
+    float2 r2xz = r0xy * cb0[3].zw + r2.xy;
+    float r2x_sample = t2.SampleLevel(s0_s, r2xz, 0).x;
+    r4.y = r2x_sample * r1w + r3.z;
+    r4.z = 1.0 + r3.x;
+
+    r3 = r4.zxy;
+  }
+
+  float result = max(9.99999975e-05, r3.y);
+  result = r3.z / result;
+
+  u0[vThreadID.xy] = result;
+}