### This is a vanilla shader with a stroke.
\nThe stroke brightens the light areas and darkens the dark areas.
\n
\n\u0448\u0435\u0439\u0434\u0435\u0440 \u0438\u0437\u043c\u0435\u043d\u0451\u043c \u0442\u043e\u043b\u044c\u043a\u043e \u0432 final.fsh<\/p>\n
“`
\n#version 330 compatibility<\/p>\n
uniform sampler2D colortex0;
\nuniform sampler2D depthtex0; <\/p>\n
in vec2 texcoord;
\nlayout(location = 0) out vec4 color;<\/p>\n
void main() {
\n vec2 texel = 1.0 \/ vec2(textureSize(colortex0, 0));
\n vec4 scene = texture(colortex0, texcoord);<\/p>\n
float d_center = 1.0 – textureLod(depthtex0, texcoord, 0.0).r;<\/p>\n
vec2 offsets[2] = vec2[](
\n vec2(texel.x, 0),
\n vec2(texel.x * 3.0, 0)
\n );<\/p>\n
float gradients[4];<\/p>\n
for(int i = 0; i < 2; i++) {\n float d_right = 1.0 - textureLod(depthtex0, texcoord + offsets[i], 0.0).r;\n float d_left = 1.0 - textureLod(depthtex0, texcoord - offsets[i], 0.0).r;\n \n gradients[i] = abs(d_right - d_left) \/ (offsets[i].x * 2.0);\n \n vec2 vertical_offset = vec2(0, offsets[i].x);\n float d_up = 1.0 - textureLod(depthtex0, texcoord + vertical_offset, 0.0).r;\n float d_down = 1.0 - textureLod(depthtex0, texcoord - vertical_offset, 0.0).r;\n \n gradients[i + 2] = abs(d_up - d_down) \/ (vertical_offset.y * 2.0);\n }\n \n float gradient_ratio_h = gradients[0] \/ (gradients[1] + 0.0001);\n float gradient_ratio_v = gradients[2] \/ (gradients[3] + 0.0001);\n \n bool is_real_edge_h = gradient_ratio_h > 2.0;
\n bool is_real_edge_v = gradient_ratio_v > 2.0;<\/p>\n
float edge = 0.0;<\/p>\n
if(is_real_edge_h || is_real_edge_v) {
\n float max_gradient = max(gradients[0], gradients[2]);
\n edge = max_gradient * 500.0;
\n }<\/p>\n
float depth_precision = 0.001 + d_center * 0.01;
\n if(edge < depth_precision * 100.0) {\n edge = 0.0;\n }\n \n float threshold = 0.15;\n \n if(edge > threshold && (is_real_edge_h || is_real_edge_v)) {
\n float edge_strength = clamp((edge – threshold) * 2.0, 0.0, 1.0);<\/p>\n
vec4 color_up = texture(colortex0, texcoord + vec2(0, texel.y));
\n vec4 color_down = texture(colortex0, texcoord – vec2(0, texel.y));
\n vec4 color_left = texture(colortex0, texcoord – vec2(texel.x, 0));
\n vec4 color_right = texture(colortex0, texcoord + vec2(texel.x, 0));<\/p>\n
vec4 avg_color = (color_up + color_down + color_left + color_right) * 0.25;<\/p>\n
float neighbor_brightness = dot(avg_color.rgb, vec3(0.299, 0.587, 0.114));<\/p>\n
float brightness_factor;<\/p>\n
if(neighbor_brightness > 0.35) { \/\/ here we change the change threshold
\n brightness_factor = 1.0 + edge_strength * 0.2; \/\/ we’re changing it here brightens
\n } else {
\n brightness_factor = 1.0 – edge_strength * 0.2; \/\/ we’re changing it here darkens
\n }<\/p>\n
color.rgb = scene.rgb * brightness_factor;
\n color.a = scene.a;<\/p>\n
} else {
\n color = scene;
\n }
\n}
\n“`<\/p>\n","protected":false},"excerpt":{"rendered":"
the outline lightens and darkens<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"_minecraft_slug":"adaptiveoutline","_minecraft_project_id":"ecEGgWOY","_minecraft_author":"RodAnfatine","_minecraft_license":"MIT","_minecraft_downloads":2127,"_minecraft_follows":5,"_minecraft_client_side":"required","_minecraft_server_side":"unsupported","_minecraft_storage_type":"zip","_minecraft_archive_name":"adaptiveoutline.zip","_minecraft_size_bytes":7300,"_minecraft_version_count":1,"_minecraft_updated_at":"2026-05-16T11:15:47.646658Z","_minecraft_date_created":"2026-01-04T08:26:51.437478Z","_minecraft_date_modified":"2025-12-28T22:37:14.194109Z","_minecraft_project_url":"https:\/\/modrinth.com\/mod\/adaptiveoutline","_minecraft_icon_attachment_id":0,"_minecraft_imported_at":"2026-05-31T13:59:18+00:00","_minecraft_import_hash":"ceae4d151643b2bbd881df7d9bee3d94","_minecraft_versions":"","_minecraft_links":"","_minecraft_gallery":"","_minecraft_api_metadata":""},"mod_category":[991,883,886,887,8],"mod_loader":[890,891],"minecraft_version":[118,119,120,46,47,48,49,50,51,52,53,54,55,56,57,58,59,36,60,93,94,101,102,62,37,40,41,73,74,38,78,79,80,81,82],"class_list":["post-5876","mod","type-mod","status-publish","hentry","mod_category-cartoon","mod_category-iris","mod_category-optifine","mod_category-potato","mod_category-vanilla-like","mod_loader-iris","mod_loader-optifine","minecraft_version-1-16","minecraft_version-1-16-1","minecraft_version-1-16-2","minecraft_version-1-16-3","minecraft_version-1-16-4","minecraft_version-1-16-5","minecraft_version-1-17","minecraft_version-1-17-1","minecraft_version-1-18","minecraft_version-1-18-1","minecraft_version-1-18-2","minecraft_version-1-19","minecraft_version-1-19-1","minecraft_version-1-19-2","minecraft_version-1-19-3","minecraft_version-1-19-4","minecraft_version-1-20","minecraft_version-1-20-1","minecraft_version-1-20-2","minecraft_version-1-20-3","minecraft_version-1-20-4","minecraft_version-1-20-5","minecraft_version-1-20-6","minecraft_version-1-21","minecraft_version-1-21-1","minecraft_version-1-21-10","minecraft_version-1-21-11","minecraft_version-1-21-2","minecraft_version-1-21-3","minecraft_version-1-21-4","minecraft_version-1-21-5","minecraft_version-1-21-6","minecraft_version-1-21-7","minecraft_version-1-21-8","minecraft_version-1-21-9"],"yoast_head":"\n