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Fix vector field particle attractor texture sampling

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This commit is contained in:
Andreas Raddau 2022-07-29 16:52:54 +02:00
parent cd24fb848e
commit dfc6035ce1
1 changed files with 2 additions and 2 deletions
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4
servers/rendering/renderer_rd/shaders/particles.glsl
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@ -458,11 +458,11 @@ void main() {
} break;
case ATTRACTOR_TYPE_VECTOR_FIELD: {
vec3 uvw_pos = (local_pos / FRAME.attractors[i].extents) * 2.0 - 1.0;
vec3 uvw_pos = (local_pos / FRAME.attractors[i].extents + 1.0) * 0.5;
if (any(lessThan(uvw_pos, vec3(0.0))) || any(greaterThan(uvw_pos, vec3(1.0)))) {
continue;
}
vec3 s = texture(sampler3D(sdf_vec_textures[FRAME.attractors[i].texture_index], material_samplers[SAMPLER_LINEAR_CLAMP]), uvw_pos).xyz;
vec3 s = texture(sampler3D(sdf_vec_textures[FRAME.attractors[i].texture_index], material_samplers[SAMPLER_LINEAR_CLAMP]), uvw_pos).xyz * 2.0 - 1.0;
dir = mat3(FRAME.attractors[i].transform) * safe_normalize(s); //revert direction
amount = length(s);