diff options
| author | Clément Foucault <foucault.clem@gmail.com> | 2019-03-27 17:18:33 +0300 |
|---|---|---|
| committer | Clément Foucault <foucault.clem@gmail.com> | 2019-03-27 21:15:32 +0300 |
| commit | 6d1921dd81664c74318b62ae1b2d5e609abce1b4 (patch) | |
| tree | 21df4315fcd2807b4801b979abe82b698307c94e /source/blender/draw | |
| parent | 021333ae3afc4ce03dd5a657f0ee2966fe9867b5 (diff) | |
Fix T62862 Eevee: Glitchy reflections in ortographic view
This was caused by sign(cubevec.xy) returning 0.0 when one component was 0.
Thus making the resulting component component 0.0 instead of 0.0.
Diffstat (limited to 'source/blender/draw')
| -rw-r--r-- | source/blender/draw/engines/eevee/shaders/octahedron_lib.glsl | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/source/blender/draw/engines/eevee/shaders/octahedron_lib.glsl b/source/blender/draw/engines/eevee/shaders/octahedron_lib.glsl index ec13c885bbb..dfd8fa8a56c 100644 --- a/source/blender/draw/engines/eevee/shaders/octahedron_lib.glsl +++ b/source/blender/draw/engines/eevee/shaders/octahedron_lib.glsl @@ -2,11 +2,12 @@ vec2 mapping_octahedron(vec3 cubevec, vec2 texel_size) { /* projection onto octahedron */ - cubevec /= dot( vec3(1), abs(cubevec) ); + cubevec /= dot(vec3(1.0), abs(cubevec)); /* out-folding of the downward faces */ - if ( cubevec.z < 0.0 ) { - cubevec.xy = (1.0 - abs(cubevec.yx)) * sign(cubevec.xy); + if (cubevec.z < 0.0) { + vec2 cubevec_sign = step(0.0, cubevec.xy) * 2.0 - 1.0; + cubevec.xy = (1.0 - abs(cubevec.yx)) * cubevec_sign; } /* mapping to [0;1]ˆ2 texture space */ |