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Radial, Diagonal, and Advanced Symmetry (reordering) #137

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Radial, Diagonal, and Advanced Symmetry (reordering) #137

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fd9aa41
Added Diagonal and Radial Symmetry
aztecman Jul 20, 2022
3349d7f
Merge branch 'alembics:main' into main
aztecman Jul 26, 2022
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162 changes: 140 additions & 22 deletions Disco_Diffusion.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -3,8 +3,8 @@
{
"cell_type": "markdown",
"metadata": {
"id": "view-in-github",
"colab_type": "text"
"colab_type": "text",
"id": "view-in-github"
},
"source": [
"<a href=\"https://colab.research.google.com/github/alembics/disco-diffusion/blob/main/Disco_Diffusion.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
Expand Down Expand Up @@ -325,6 +325,10 @@
" v5.6 Update: Jul 13th 2022 - Felipe3DArtist integration by gandamu / Adam Letts\n",
"\n",
" portrait_generator_v001 diffusion model integrated\n",
" \n",
" v5.7 Update: Jul 20th 2022 - Aztecman / Carson Bentley\n",
"\n",
" Diagonal Symmetry, Radial Symmetry\n",
" '''\n",
" )"
],
Expand Down Expand Up @@ -1128,16 +1132,110 @@
" sampling_mode=args.sampling_mode, midas_weight=args.midas_weight)\n",
" return next_step_pil\n",
"\n",
"def square_pad(image):\n",
" img_size = image.size()[2:]\n",
" max_wh = max(img_size)\n",
" p_top, p_left = [(max_wh - s) // 2 for s in img_size]\n",
" p_bottom, p_right = [max_wh - (s+pad) for s, pad in zip(img_size, [p_top, p_left])]\n",
" padding = (p_left, p_top, p_right, p_bottom)\n",
" return TF.pad(image, padding, 0, 'constant'), padding\n",
"\n",
"def remove_pad(image, pad):\n",
" h, w = image.size()[2:]\n",
" return image[:,:,pad[3]:h-pad[1],pad[0]:w-pad[2]]\n",
"\n",
"def triu_secondary(x, diag_offset):\n",
" mask = torch.ones_like(x)\n",
" mask = torch.triu(mask, diagonal=diag_offset)\n",
" mask = TF.hflip(mask)\n",
" return x * mask\n",
"\n",
"class SymmTransforms:\n",
" \"\"\"\n",
" Symmetry Transforms\n",
" \"\"\"\n",
" def __init__(self, x_shape):\n",
" [self.n, self.c, self.h, self.w] = x_shape\n",
" pass\n",
"\n",
" def horizontal(self, x):\n",
" print(\"horizontal symmetry applied\")\n",
" return torch.concat((x[:, :, :, :self.w//2], torch.flip(x[:, :, :, :self.w//2], [-1])), -1)\n",
" \n",
" def vertical(self, x):\n",
" print(\"vertical symmetry applied\")\n",
" return torch.concat((x[:, :, :self.h//2, :], torch.flip(x[:, :, :self.h//2, :], [-2])), -2)\n",
" \n",
" def diagonal_pos(self, x):\n",
" if self.h != self.w:\n",
" raise ValueError(\"height must equal width for diagonal symmetry\")\n",
" print(\"diagonal symmetry mirroring across the line of y = x\")\n",
" x_triu = triu_secondary(x, 1)\n",
" x_triu_flip = TF.hflip(torch.rot90(triu_secondary(x, 0), 1, (2, 3)))\n",
" return x_triu + x_triu_flip\n",
" \n",
" def diagonal_neg(self, x):\n",
" if self.h != self.w:\n",
" raise ValueError(\"height must equal width for diagonal symmetry\")\n",
" print(\"diagonal symmetry mirroring across the line of y = -x\")\n",
" x_triu = torch.triu(x, 1)\n",
" x_triu_flip = TF.vflip(torch.rot90(torch.triu(x, 0), 1, (2, 3)))\n",
" return x_triu + x_triu_flip\n",
"\n",
" def radial(self, x, num_rays):\n",
" [n, c, h, w] = [self.n, self.c, self.h, self.w]\n",
" pad = (0,0,0,0)\n",
" if self.h != self.w:\n",
" x, pad = square_pad(x)\n",
" [n, c, h, w] = x.size() \n",
" mask = torch.triu(torch.ones_like(x))\n",
" if self.w <= self.h: #default: main slice at 12 o-clock pointing down\n",
" mask = TF.rotate(mask, (360/(num_rays*2)) - 45)\n",
" masked = mask * x\n",
" pizza_slice = torch.concat((masked[:, :, :, :w//2], TF.hflip(masked[:, :, :, :w//2])), -1)\n",
" else: #if landscape format, main slice at 9 o-clock pointing right\n",
" mask = TF.rotate(mask, (360/(num_rays*2)) + 45)\n",
" masked = mask * x\n",
" pizza_slice = torch.concat((TF.vflip(masked[:, :, h//2:, :]), masked[:, :, h//2:, :]), -2) \n",
" pizza = torch.zeros_like(x)\n",
" for i in range(num_rays):\n",
" pizza += TF.rotate(pizza_slice, i*(360/num_rays)) \n",
" if self.h != self.w:\n",
" pizza = remove_pad(pizza, pad) \n",
" return pizza\n",
"\n",
"def symmetry_transformation_fn(x):\n",
" [n, c, h, w] = x.size()\n",
" if len(args.override_str) > 0 and args.override_str != \".\":\n",
" #using override string\n",
" func_dict = {\"/\":\"diagonal_pos\",\n",
" \"\\\\\":\"diagonal_neg\",\n",
" \"-\":\"vertical\",\n",
" \"|\":\"horizontal\",\n",
" \"*\":\"radial\"}\n",
" m = globals()['SymmTransforms'](x.size())\n",
" for char in args.override_str:\n",
" if char == \".\":\n",
" continue\n",
" t_func = getattr(m, func_dict[char])\n",
" if char == \"*\":\n",
" x = t_func(x, args.n_rays)\n",
" else:\n",
" x = t_func(x)\n",
" else:\n",
" #if no override, using boolean parameters\n",
" symm_t = SymmTransforms(x.size())\n",
" if args.use_diagonal_pos_symmetry:\n",
" x = symm_t.diagonal_pos(x)\n",
" if args.use_diagonal_neg_symmetry:\n",
" x = symm_t.diagonal_neg(x)\n",
" if args.use_horizontal_symmetry:\n",
" [n, c, h, w] = x.size()\n",
" x = torch.concat((x[:, :, :, :w//2], torch.flip(x[:, :, :, :w//2], [-1])), -1)\n",
" print(\"horizontal symmetry applied\")\n",
" x = symm_t.horizontal(x)\n",
" if args.use_vertical_symmetry:\n",
" [n, c, h, w] = x.size()\n",
" x = torch.concat((x[:, :, :h//2, :], torch.flip(x[:, :, :h//2, :], [-2])), -2)\n",
" print(\"vertical symmetry applied\")\n",
" return x\n",
" x = symm_t.vertical(x)\n",
" if args.use_radial_symmetry:\n",
" x = symm_t.radial(x, args.n_rays)\n",
" return x\n",
"\n",
"def do_run():\n",
" seed = args.seed\n",
Expand Down Expand Up @@ -1659,8 +1757,13 @@
" 'turbo_mode':turbo_mode,\n",
" 'turbo_steps':turbo_steps,\n",
" 'turbo_preroll':turbo_preroll,\n",
" 'use_horizontal_symmetry':use_horizontal_symmetry,\n",
" 'use_vertical_symmetry':use_vertical_symmetry,\n",
" 'use_horizontal_symmetry': use_horizontal_symmetry,\n",
" 'use_vertical_symmetry': use_vertical_symmetry,\n",
" 'use_diagonal_pos_symmetry': use_diagonal_pos_symmetry,\n",
" 'use_diagonal_neg_symmetry': use_diagonal_neg_symmetry,\n",
" 'use_radial_symmetry': use_radial_symmetry,\n",
" 'n_rays': n_rays,\n",
" 'override_str':override_str,\n",
" 'transformation_percent':transformation_percent,\n",
" #video init settings\n",
" 'video_init_steps': video_init_steps,\n",
Expand All @@ -1679,7 +1782,7 @@
" 'video_init_blend_mode':video_init_blend_mode\n",
" }\n",
" # print('Settings:', setting_list)\n",
" with open(f\"{batchFolder}/{batch_name}({batchNum})_settings.txt\", \"w+\") as f: #save settings\n",
" with open(f\"{batchFolder}/{batch_name}({batchNum})_settings.txt\", \"w+\", encoding=\"utf-8\") as f: #save settings\n",
" json.dump(setting_list, f, ensure_ascii=False, indent=4)"
],
"outputs": [],
Expand Down Expand Up @@ -2906,11 +3009,21 @@
" cut_icgray_p = watercolor_cut_icgray_p\n",
"\n",
"#@markdown ---\n",
"#@markdown diagonal symmetry requires a square image. n_rays must be at least 1 (for radial symmetry).\n",
"\n",
"#@markdown ####**Transformation Settings:**\n",
"use_vertical_symmetry = False #@param {type:\"boolean\"}\n",
"use_diagonal_pos_symmetry = False #@param {type:\"boolean\"}\n",
"use_diagonal_neg_symmetry = False #@param {type:\"boolean\"}\n",
"use_horizontal_symmetry = False #@param {type:\"boolean\"}\n",
"transformation_percent = [0.09] #@param"
"use_vertical_symmetry = False #@param {type:\"boolean\"}\n",
"use_radial_symmetry = False #@param {type:\"boolean\"}\n",
"n_rays = 1 #@param{type: 'number'}\n",
"transformation_percent = [0.09] #@param\n",
"\n",
"### ADVANCED SYMMETRY:\n",
"# override_str can be used to change the order of transforms, For example r\"|-/\\*.\" means to apply horizontal (|), vertical (-), diagonal+ (/), diagonal- (\\), radial (*).\n",
"# note, override_str must end in a '.'\n",
"override_str = r\".\""
],
"outputs": [],
"execution_count": null
Expand Down Expand Up @@ -3126,8 +3239,13 @@
" 'turbo_mode':turbo_mode,\n",
" 'turbo_steps':turbo_steps,\n",
" 'turbo_preroll':turbo_preroll,\n",
" 'use_vertical_symmetry': use_vertical_symmetry,\n",
" 'use_horizontal_symmetry': use_horizontal_symmetry,\n",
" 'use_vertical_symmetry': use_vertical_symmetry,\n",
" 'use_diagonal_pos_symmetry': use_diagonal_pos_symmetry,\n",
" 'use_diagonal_neg_symmetry': use_diagonal_neg_symmetry,\n",
" 'use_radial_symmetry': use_radial_symmetry,\n",
" 'n_rays': n_rays,\n",
" 'override_str':override_str,\n",
" 'transformation_percent': transformation_percent,\n",
" #video init settings\n",
" 'video_init_steps': video_init_steps,\n",
Expand Down Expand Up @@ -3199,8 +3317,8 @@
{
"cell_type": "code",
"metadata": {
"id": "CreateVid",
"cellView": "form"
"cellView": "form",
"id": "CreateVid"
},
"source": [
"import PIL\n",
Expand Down Expand Up @@ -3334,8 +3452,8 @@
}
],
"metadata": {
"anaconda-cloud": {},
"accelerator": "GPU",
"anaconda-cloud": {},
"colab": {
"collapsed_sections": [
"CreditsChTop",
Expand All @@ -3353,14 +3471,14 @@
"FlowFns1",
"FlowFns2"
],
"include_colab_link": true,
"machine_shape": "hm",
"name": "Disco Diffusion v5.6 [Now with portrait_generator_v001]",
"private_outputs": true,
"provenance": [],
"include_colab_link": true
"provenance": []
},
"kernelspec": {
"display_name": "Python 3",
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
Expand All @@ -3374,7 +3492,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.6.1"
"version": "3.9.12"
}
},
"nbformat": 4,
Expand Down
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