{ "connections": [ { "from": "bricks", "from_port": 2, "to": "transform", "to_port": 1 }, { "from": "bricks", "from_port": 3, "to": "transform", "to_port": 2 }, { "from": "bricks", "from_port": 0, "to": "blend", "to_port": 1 }, { "from": "transform", "from_port": 0, "to": "blend", "to_port": 0 }, { "from": "pattern", "from_port": 0, "to": "transform", "to_port": 0 }, { "from": "bricks", "from_port": 1, "to": "transform", "to_port": 3 }, { "from": "blend", "from_port": 0, "to": "colorize", "to_port": 0 }, { "from": "colorize", "from_port": 0, "to": "Material", "to_port": 6 }, { "from": "blend", "from_port": 0, "to": "normal_map", "to_port": 0 }, { "from": "normal_map", "from_port": 0, "to": "Material", "to_port": 4 } ], "label": "Graph", "name": "47", "node_position": { "x": 0, "y": 0 }, "nodes": [ { "name": "Material", "node_position": { "x": 70, "y": 113 }, "parameters": { "albedo_color": { "a": 1, "b": 1, "g": 1, "r": 1, "type": "Color" }, "ao_light_affect": 1, "depth_scale": 1, "emission_energy": 1, "metallic": 1, "normal_scale": 1, "roughness": 1, "size": 11, "subsurf_scatter_strength": 0 }, "type": "material" }, { "name": "bricks", "node_position": { "x": -549.5, "y": -120.5 }, "parameters": { "bevel": 0.1, "columns": 3, "mortar": 0.1, "pattern": 0, "repeat": 1, "row_offset": 0.5, "rows": 6 }, "shader_model": { "code": "vec4 $(name_uv) = $(name)_xyzw($(uv));\n", "global": "vec4 brick(vec2 uv, vec2 bmin, vec2 bmax, float mortar, float bevel) {\n\tfloat color;\n\tvec2 c1 = (uv-bmin-vec2(mortar))/bevel;\n\tvec2 c2 = (bmax-uv-vec2(mortar))/bevel;\n\tvec2 c = min(c1, c2);\n\tcolor = clamp(min(c.x, c.y), 0.0, 1.0);\n\tvec2 tiled_brick_pos = mod(bmin, vec2(1.0, 1.0));\n\treturn vec4(color, 0.5*(bmin+bmax), tiled_brick_pos.x+7.0*tiled_brick_pos.y);\n}\n\nvec4 bricks_rb(vec2 uv, vec2 count, float repeat, float offset, float mortar, float bevel) {\n\tcount *= repeat;\n\tmortar /= max(count.x, count.y);\n\tbevel /= max(count.x, count.y);\n\tfloat x_offset = offset*step(0.5, fract(uv.y*count.y*0.5));\n\tvec2 bmin = floor(vec2(uv.x*count.x-x_offset, uv.y*count.y));\n\tbmin.x += x_offset;\n\tbmin /= count;\n\treturn brick(uv, bmin, bmin+vec2(1.0)/count, mortar, bevel);\n}\n\nvec4 bricks_rb2(vec2 uv, vec2 count, float repeat, float offset, float mortar, float bevel) {\n\tcount *= repeat;\n\tmortar /= max(2.0*count.x, count.y);\n\tbevel /= max(2.0*count.x, count.y);\n\tfloat x_offset = offset*step(0.5, fract(uv.y*count.y*0.5));\n\tcount.x = count.x*(1.0+step(0.5, fract(uv.y*count.y*0.5)));\n\tvec2 bmin = floor(vec2(uv.x*count.x-x_offset, uv.y*count.y));\n\tbmin.x += x_offset;\n\tbmin /= count;\n\treturn brick(uv, bmin, bmin+vec2(1.0)/count, mortar, bevel);\n}\n\nvec4 bricks_hb(vec2 uv, vec2 count, float repeat, float offset, float mortar, float bevel) {\n\tfloat pc = count.x+count.y;\n\tfloat c = pc*repeat;\n\tmortar /= c;\n\tbevel /= c;\n\tvec2 corner = floor(uv*c);\n\tfloat cdiff = mod(corner.x-corner.y, pc);\n\tif (cdiff < count.x) {\n\t\treturn brick(uv, (corner-vec2(cdiff, 0.0))/c, (corner-vec2(cdiff, 0.0)+vec2(count.x, 1.0))/c, mortar, bevel);\n\t} else {\n\t\treturn brick(uv, (corner-vec2(0.0, pc-cdiff-1.0))/c, (corner-vec2(0.0, pc-cdiff-1.0)+vec2(1.0, count.y))/c, mortar, bevel);\n\t}\n}\n\nvec4 bricks_bw(vec2 uv, vec2 count, float repeat, float offset, float mortar, float bevel) {\n\tvec2 c = 2.0*count*repeat;\n\tfloat mc = max(c.x, c.y);\n\tmortar /= mc;\n\tbevel /= mc;\n\tvec2 corner1 = floor(uv*c);\n\tvec2 corner2 = count*floor(repeat*2.0*uv);\n\tfloat cdiff = mod(dot(floor(repeat*2.0*uv), vec2(1.0)), 2.0);\n\tvec2 corner;\n\tvec2 size;\n\tif (cdiff == 0.0) {\n\t\tcorner = vec2(corner1.x, corner2.y);\n\t\tsize = vec2(1.0, count.y);\n\t} else {\n\t\tcorner = vec2(corner2.x, corner1.y);\n\t\tsize = vec2(count.x, 1.0);\n\t}\n\treturn brick(uv, corner/c, (corner+size)/c, mortar, bevel);\n}\n\nvec4 bricks_sb(vec2 uv, vec2 count, float repeat, float offset, float mortar, float bevel) {\n\tvec2 c = (count+vec2(1.0))*repeat;\n\tfloat mc = max(c.x, c.y);\n\tmortar /= mc;\n\tbevel /= mc;\n\tvec2 corner1 = floor(uv*c);\n\tvec2 corner2 = (count+vec2(1.0))*floor(repeat*uv);\n\tvec2 rcorner = corner1 - corner2;\n\tvec2 corner;\n\tvec2 size;\n\tif (rcorner.x == 0.0 && rcorner.y < count.y) {\n\t\tcorner = corner2;\n\t\tsize = vec2(1.0, count.y);\n\t} else if (rcorner.y == 0.0) {\n\t\tcorner = corner2+vec2(1.0, 0.0);\n\t\tsize = vec2(count.x, 1.0);\n\t} else if (rcorner.x == count.x) {\n\t\tcorner = corner2+vec2(count.x, 1.0);\n\t\tsize = vec2(1.0, count.y);\n\t} else if (rcorner.y == count.y) {\n\t\tcorner = corner2+vec2(0.0, count.y);\n\t\tsize = vec2(count.x, 1.0);\n\t} else {\n\t\tcorner = corner2+vec2(1.0);\n\t\tsize = vec2(count.x-1.0, count.y-1.0);\n\t}\n\treturn brick(uv, corner/c, (corner+size)/c, mortar, bevel);\n}", "inputs": [ ], "instance": "vec4 $(name)_xyzw(vec2 uv) {\n return bricks_$(pattern)(uv, vec2($(columns), $(rows)), $(repeat), $(row_offset), $(mortar), max(0.001, $(bevel)));\n}", "name": "Bricks", "outputs": [ { "f": "$(name_uv).x", "type": "f" }, { "rgb": "rand3(vec2($(name_uv).w, $(seed)))", "type": "rgb" }, { "f": "$(name_uv).y", "type": "f" }, { "f": "$(name_uv).z", "type": "f" } ], "parameters": [ { "default": 0, "label": "", "name": "pattern", "type": "enum", "values": [ { "name": "Running bond", "value": "rb" }, { "name": "Running bond (2)", "value": "rb2" }, { "name": "HerringBone", "value": "hb" }, { "name": "Basket weave", "value": "bw" }, { "name": "Spanish bond", "value": "sb" } ] }, { "default": 1, "label": "Repeat:", "max": 8, "min": 1, "name": "repeat", "step": 1, "type": "float", "widget": "spinbox" }, { "default": 6, "label": "Rows:", "max": 64, "min": 1, "name": "rows", "step": 1, "type": "float", "widget": "spinbox" }, { "default": 3, "label": "Columns:", "max": 64, "min": 1, "name": "columns", "step": 1, "type": "float", "widget": "spinbox" }, { "default": 0.5, "label": "Offset:", "max": 1, "min": 0, "name": "row_offset", "step": 0, "type": "float" }, { "default": 0.1, "label": "Mortar:", "max": 0.5, "min": 0, "name": "mortar", "step": 0, "type": "float" }, { "default": 0.1, "label": "Bevel:", "max": 0.5, "min": 0, "name": "bevel", "step": 0, "type": "float" } ] }, "type": "shader" }, { "name": "blend", "node_position": { "x": -286.5, "y": 14.5 }, "parameters": { "amount": 1, "blend_type": 2 }, "type": "blend" }, { "name": "pattern", "node_position": { "x": -547.5, "y": -227.068176 }, "parameters": { "mix": 0, "x_scale": 1, "x_wave": 3, "y_scale": 0, "y_wave": 4 }, "type": "pattern" }, { "name": "colorize", "node_position": { "x": -10.209106, "y": -146.068176 }, "parameters": { "gradient": { "interpolation": 1, "points": [ { "a": 1, "b": 1, "g": 1, "pos": 0, "r": 1 }, { "a": 1, "b": 0, "g": 0, "pos": 1, "r": 0 } ], "type": "Gradient" } }, "type": "colorize" }, { "name": "transform", "node_position": { "x": -258.5, "y": -196.5 }, "parameters": { "repeat": false, "rotate": 360, "scale_x": 1, "scale_y": 1, "translate_x": 0.5, "translate_y": 0.5 }, "type": "transform" }, { "color": { "a": 1, "b": 0, "g": 0.5, "r": 1, "type": "Color" }, "name": "comment", "node_position": { "x": -391.274048, "y": 165.542206 }, "parameters": { "size": 4 }, "size": { "x": 280, "y": 85 }, "text": "This example shows how to use the 3rd and 4th outputs of the bricks node to get the center of each brick.", "title": "Comment", "type": "comment" }, { "name": "normal_map", "node_position": { "x": 14.29071, "y": -40.645294 }, "parameters": { "amount": 0.5, "param0": 11, "param1": 0.995, "param2": 0, "param3": 0, "param4": 1, "size": 4 }, "type": "normal_map" } ], "parameters": { }, "type": "graph" }