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Merge pull request #111437 from Kaleb-Reid/compat-fix-proximity-fade

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Use correct ndc for proximity fade in Compatibility
This commit is contained in:
Thaddeus Crews
2025-10-22 13:48:38 -05:00
parent f9460763b1 43c03e224a
commit 8f3e76c898
1 changed files with 2 additions and 1 deletions
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3
scene/resources/material.cpp
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@@ -1842,7 +1842,8 @@ void fragment() {)";
code += R"(
// Proximity Fade: Enabled
float proximity_depth_tex = textureLod(depth_texture, SCREEN_UV, 0.0).r;
vec4 proximity_view_pos = INV_PROJECTION_MATRIX * vec4(SCREEN_UV * 2.0 - 1.0, proximity_depth_tex, 1.0);
vec4 ndc = OUTPUT_IS_SRGB ? vec4(vec3(SCREEN_UV, proximity_depth_tex) * 2.0 - 1.0, 1.0) : vec4(SCREEN_UV * 2.0 - 1.0, proximity_depth_tex, 1.0);
vec4 proximity_view_pos = INV_PROJECTION_MATRIX * ndc;
proximity_view_pos.xyz /= proximity_view_pos.w;
ALPHA *= clamp(1.0 - smoothstep(proximity_view_pos.z + proximity_fade_distance, proximity_view_pos.z, VERTEX.z), 0.0, 1.0);
)";