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https://github.com/BelfrySCAD/BOSL2.git
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Textured linear_sweep() scale and twist bugfixes.
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Revar Desmera
parent
aab04247a8
commit
4c25633893
2 changed files with 59 additions and 44 deletions
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@ -1629,7 +1629,8 @@ function cyl(
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texture=texture, tex_reps=tex_reps, tex_size=tex_size,
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tex_inset=tex_inset, tex_rot=tex_rot,
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tex_depth=tex_depth, tex_samples=tex_samples,
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tex_taper=tex_taper, style=style, closed=false
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tex_taper=tex_taper, style=style, closed=false,
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_tex_inhibit_y_slicing=true
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),
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skmat = down(l/2) *
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skew(sxz=shift.x/l, syz=shift.y/l) *
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100
skin.scad
100
skin.scad
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@ -966,7 +966,8 @@ function rotate_sweep(
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tex_taper, shift=[0,0], closed=true,
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style="min_edge", cp="centroid",
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atype="hull", anchor="origin",
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spin=0, orient=UP
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spin=0, orient=UP,
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_tex_inhibit_y_slicing=false
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) =
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assert(num_defined([tex_reps,tex_counts])<2, "In rotate_sweep() the 'tex_counts' parameters has been replaced by 'tex_reps'. You cannot give both.")
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assert(num_defined([tex_scale,tex_depth])<2, "In linear_sweep() the 'tex_scale' parameter has been replaced by 'tex_depth'. You cannot give both.")
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@ -995,6 +996,7 @@ function rotate_sweep(
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inset=tex_inset,
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rot=tex_rot,
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samples=tex_samples,
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inhibit_y_slicing=_tex_inhibit_y_slicing,
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taper=tex_taper,
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shift=shift,
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closed=closed,
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@ -1032,7 +1034,8 @@ module rotate_sweep(
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atype="hull",
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anchor="origin",
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spin=0,
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orient=UP
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orient=UP,
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_tex_inhibit_y_slicing=false
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) {
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dummy =
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assert(num_defined([tex_reps,tex_counts])<2, "In rotate_sweep() the 'tex_counts' parameters has been replaced by 'tex_reps'. You cannot give both.")
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@ -1063,6 +1066,7 @@ module rotate_sweep(
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taper=tex_taper,
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shift=shift,
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closed=closed,
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inhibit_y_slicing=_tex_inhibit_y_slicing,
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angle=angle,
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style=style,
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atype=atype, anchor=anchor,
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@ -3676,7 +3680,9 @@ function _textured_linear_sweep(
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s = 1 / max(1, samples),
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vnf = samples<=1? texture :
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let(
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vnft = vnf_slice(texture, "X", list([s:s:1-s/2])),
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slice_us = list([s:s:1-s/2]),
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vnft1 = vnf_slice(texture, "X", slice_us),
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vnft = twist? vnf_slice(vnft1, "Y", slice_us) : vnft1,
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zvnf = [
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[
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for (p=vnft[0]) [
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@ -3713,44 +3719,49 @@ function _textured_linear_sweep(
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bases = list_wrap(obases),
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norms = list_wrap(onorms),
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vnf = is_vnf(texture)
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? let( // VNF tile texture
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row_vnf = vnf_join([
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for (j = [0:1:counts.x-1]) [
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[
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for (group = vertzs)
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each [
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for (vert = group) let(
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u = floor((j + vert.x) * samples),
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uu = ((j + vert.x) * samples) - u,
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texh = tex_scale<0 ? -(1-vert.z - inset) * tex_scale
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: (vert.z - inset) * tex_scale,
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base = lerp(bases[u], select(bases,u+1), uu),
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norm = unit(lerp(norms[u], select(norms,u+1), uu)),
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xy = base + norm * texh
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) point3d(xy,vert.y)
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]
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],
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sorted_tile[1]
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]
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]),
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sorted_row = _vnf_sort_vertices(row_vnf, idx=[1,0]),
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rvertzs = group_sort(sorted_row[0], idx=1),
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vnf1 = vnf_join([
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for (i = [0:1:counts.y-1]) [
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[
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for (group = rvertzs) let(
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v = (i + group[0].z) / counts.y,
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sc = lerp([1,1,1], scale, v),
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mat = scale(sc) *
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zrot(twist*v) *
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up(((i/counts.y)-0.5)*h) *
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zscale(h/counts.y)
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) each apply(mat, group)
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],
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sorted_row[1]
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]
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])
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) vnf1
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? vnf_join( // VNF tile texture
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let(
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row_vnf = vnf_join([
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for (i = [0:1:(scale==1?0:counts.y-1)], j = [0:1:counts.x-1]) [
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[
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for (group = vertzs)
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each [
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for (vert = group) let(
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u = floor((j + vert.x) * samples),
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uu = ((j + vert.x) * samples) - u,
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texh = tex_scale<0 ? -(1-vert.z - inset) * tex_scale
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: (vert.z - inset) * tex_scale,
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base = lerp(bases[u], select(bases,u+1), uu),
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norm = unit(lerp(norms[u], select(norms,u+1), uu)),
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xy = base + norm * texh,
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pt = point3d(xy,vert.y),
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v = vert.y / counts.y,
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vv = i / counts.y,
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sc = lerp([1,1,1], scale, vv+v),
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mat =
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up((vv-0.5)*h) *
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scale(sc) *
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zrot(twist*(v+vv)) *
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zscale(h/counts.y)
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) apply(mat, pt)
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]
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],
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sorted_tile[1]
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]
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])
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) [
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for (i = [0:1:0*(scale!=1?0:counts.y-1)])
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let(
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v = i / (scale==1?counts.y:1),
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sc = lerp([1,1,1], scale, v),
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mat =
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up((v)*h) *
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scale(sc) *
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zrot(twist*v)
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)
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apply(mat, row_vnf)
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]
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)
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: let( // Heightfield texture
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texcnt = [len(texture[0]), len(texture)],
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tile_rows = [
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@ -3898,6 +3909,7 @@ function _textured_revolution(
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shape, texture, tex_size, tex_scale=1,
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inset=false, rot=false, shift=[0,0],
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taper, closed=true, angle=360,
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inhibit_y_slicing=false,
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counts, samples,
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style="min_edge", atype="intersect",
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anchor=CENTER, spin=0, orient=UP
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@ -3953,7 +3965,7 @@ function _textured_revolution(
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s = 1 / samples,
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slices = list([s : s : 1-s/2]),
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vnfx = vnf_slice(texture, "X", slices),
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vnfy = vnf_slice(vnfx, "Y", slices),
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vnfy = inhibit_y_slicing? vnfx : vnf_slice(vnfx, "Y", slices),
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vnft = vnf_triangulate(vnfy),
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zvnf = [
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[
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@ -4171,6 +4183,7 @@ module _textured_revolution(
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inset=false, rot=false, shift=[0,0],
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taper, closed=true, angle=360,
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style="min_edge", atype="intersect",
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inhibit_y_slicing=false,
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convexity=10, counts, samples,
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anchor=CENTER, spin=0, orient=UP
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) {
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@ -4180,7 +4193,8 @@ module _textured_revolution(
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tex_scale=tex_scale, inset=inset, rot=rot,
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taper=taper, closed=closed, style=style,
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shift=shift, angle=angle,
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samples=samples, counts=counts
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samples=samples, counts=counts,
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inhibit_y_slicing=inhibit_y_slicing
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);
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geom = atype=="intersect"
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? attach_geom(vnf=vnf, extent=false)
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