bb52754652
They are actually already some literals with the `f` suffix that are in our shader codebase and we never had problem in the past 5 years (or even 8 years). So I think it is safe to do and improves convergence of codestyles. Pull Request: https://projects.blender.org/blender/blender/pulls/137352
34 lines
745 B
GLSL
34 lines
745 B
GLSL
/* SPDX-FileCopyrightText: 2019-2022 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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void node_wireframe(float size, out float fac)
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{
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vec3 barys = g_data.barycentric_coords.xyy;
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barys.z = 1.0f - barys.x - barys.y;
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size *= 0.5f;
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vec3 s = step(-size, -barys * g_data.barycentric_dists);
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fac = max(s.x, max(s.y, s.z));
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}
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void node_wireframe_screenspace(float size, out float fac)
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{
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vec3 barys = g_data.barycentric_coords.xyy;
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barys.z = 1.0f - barys.x - barys.y;
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#ifdef GPU_FRAGMENT_SHADER
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size *= (1.0f / 3.0f);
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vec3 dx = dFdx(barys);
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vec3 dy = dFdy(barys);
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vec3 deltas = sqrt(dx * dx + dy * dy);
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vec3 s = step(-deltas * size, -barys);
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fac = max(s.x, max(s.y, s.z));
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#else
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fac = 1.0f;
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#endif
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}
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