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Fix #114096: Workbench: Broken thumbnail shadows

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This is the same as 5d06632565fe9cc6ea54260e746c437eaaa23888
but ported to the no-geometry shader version.

However the rendering is still broken for another reason.
See #114286.
This commit is contained in:
Clément Foucault 2023-10-30 19:44:27 +01:00
parent 2e1244f3cf
commit b26f176d1a
2 changed files with 4 additions and 0 deletions
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2
source/blender/draw/engines/workbench/shaders/workbench_shadow_caps_vert_no_geom.glsl
View File

@ -39,6 +39,8 @@ vec3 extrude_offset(vec3 ls_P)
if (L_dot_FP > 0.0) {
float signed_distance = dot(pass_data.far_plane.xyz, ws_P) - pass_data.far_plane.w;
extrude_distance = -signed_distance / L_dot_FP;
/* Ensure we don't overlap the far plane. */
extrude_distance -= 1e-3f;
}
return pass_data.light_direction_ws * extrude_distance;
}

2
source/blender/draw/engines/workbench/shaders/workbench_shadow_vert_no_geom.glsl
View File

@ -70,6 +70,8 @@ vec3 extrude_offset(vec3 ls_P)
if (L_dot_FP > 0.0) {
float signed_distance = dot(pass_data.far_plane.xyz, ws_P) - pass_data.far_plane.w;
extrude_distance = -signed_distance / L_dot_FP;
/* Ensure we don't overlap the far plane. */
extrude_distance -= 1e-3f;
}
return pass_data.light_direction_ws * extrude_distance;
}