Initial commit

2026-06-03 04:34:26 -07:00 · 2022-01-22 20:13:49 -08:00
parent f9d23e5bcf
commit 687473573d
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+// Alloy Physical Shader Framework
+// Copyright 2013-2017 RUST LLC.
+// http://www.alloy.rustltd.com/
+
+/////////////////////////////////////////////////////////////////////////////////
+/// @file IntersectionGlow.cginc
+/// @brief IntersectionGlow shader definition.
+/////////////////////////////////////////////////////////////////////////////////
+
+#ifndef ALLOY_MODS_SHADERS_DEFINITION_INTERSECTION_GLOW_CGINC
+#define ALLOY_MODS_SHADERS_DEFINITION_INTERSECTION_GLOW_CGINC
+
+#define _ALPHAPREMULTIPLY_ON
+#define A_VIEW_DEPTH_ON
+#define A_SCREEN_UV_ON
+#define A_AMBIENT_OCCLUSION_ON
+#define A_EMISSIVE_COLOR_ON
+#define A_MAIN_TEXTURES_ON
+
+#include "Assets/Alloy/Shaders/Lighting/Standard.cginc"
+#include "Assets/Alloy/Shaders/Type/Standard.cginc"
+
+sampler2D_float _CameraDepthTexture;
+
+half3 _ScanLineColor;
+half _ScanLineWeight;
+half _ScanLineWidth;
+
+void aSurfaceShader(
+    inout ASurface s)
+{
+#ifdef _INTERSECTION_GLOW_BACKFACE
+    s.baseColor = 0.0h;
+    s.opacity = 0.0h;
+    s.ambientOcclusion = 0.0h;
+#else
+    aMainTextures(s);
+    aRim(s);
+    aEmission(s);
+#endif
+
+    float sceneZ = LinearEyeDepth(SAMPLE_DEPTH_TEXTURE(_CameraDepthTexture, s.screenUv));
+    float fade = saturate(sceneZ - s.viewDepth);
+    half scan = step(1.0h - _ScanLineWidth, 1.0h - fade);
+
+    s.emissiveColor = lerp(s.emissiveColor, _ScanLineColor * _ScanLineWeight, scan);
+}
+
+#endif // ALLOY_MODS_SHADERS_DEFINITION_INTERSECTION_GLOW_CGINC