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Fixed splatter node for HLSL translation

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Rodz Labs 2021-09-12 13:32:59 +02:00
parent bdd6a3cdb5
commit ea89527807
1 changed files with 1 additions and 1 deletions
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addons/material_maker/nodes/splatter.mmg
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@ -36,7 +36,7 @@
"type": "f" "type": "f"
} }
], ],
"instance": "vec4 splatter_$(name)(vec2 uv, int count, vec2 seed) {\n\tfloat c = 0.0;\n\tvec3 rc = vec3(0.0);\n\tvec3 rc1;\n\tfor (int i = 0; i < count; ++i) {\n\t\tseed = rand2(seed);\n\t\trc1 = rand3(seed);\n\t\tfloat mask = $mask(fract(seed+vec2(0.5)));\n\t\tif (mask > 0.01) {\n\t\t\tvec2 pv = fract(uv - seed)-vec2(0.5);\n\t\t\tseed = rand2(seed);\n\t\t\tfloat angle = (seed.x * 2.0 - 1.0) * $rotate * 0.01745329251;\n\t\t\tfloat ca = cos(angle);\n\t\t\tfloat sa = sin(angle);\n\t\t\tpv = vec2(ca*pv.x+sa*pv.y, -sa*pv.x+ca*pv.y);\n\t\t\tpv *= (seed.y-0.5)*2.0*$scale+1.0;\n\t\t\tpv /= vec2($scale_x, $scale_y);\n\t\t\tpv += vec2(0.5);\n\t\t\tseed = rand2(seed);\n\t\t\tif (pv != clamp(pv, vec2(0.0), vec2(1.0))) {\n\t\t\t\tcontinue;\n\t\t\t}\n\t\t\t$select_inputs\n\t\t\tfloat c1 = $in(pv)*mask*(1.0-$value*seed.x);\n\t\t\tc = max(c, c1);\n\t\t\trc = mix(rc, rc1, step(c, c1));\n\t\t}\n\t}\n\treturn vec4(rc, c);\n}\n", "instance": "vec4 splatter_$(name)(vec2 uv, int count, vec2 seed) {\n\tfloat c = 0.0;\n\tvec3 rc = vec3(0.0);\n\tvec3 rc1;\n\tfor (int i = 0; i < count; ++i) {\n\t\tseed = rand2(seed);\n\t\trc1 = rand3(seed);\n\t\tfloat mask = $mask(fract(seed+vec2(0.5)));\n\t\tif (mask > 0.01) {\n\t\t\tvec2 pv = fract(uv - seed)-vec2(0.5);\n\t\t\tseed = rand2(seed);\n\t\t\tfloat angle = (seed.x * 2.0 - 1.0) * $rotate * 0.01745329251;\n\t\t\tfloat ca = cos(angle);\n\t\t\tfloat sa = sin(angle);\n\t\t\tpv = vec2(ca*pv.x+sa*pv.y, -sa*pv.x+ca*pv.y);\n\t\t\tpv *= (seed.y-0.5)*2.0*$scale+1.0;\n\t\t\tpv /= vec2($scale_x, $scale_y);\n\t\t\tpv += vec2(0.5);\n\t\t\tseed = rand2(seed);\n\t\t\tvec2 clamped_pv = clamp(pv, vec2(0.0), vec2(1.0));\n\t\t\tif (pv.x != clamped_pv.x || pv.y != clamped_pv.y) {\n\t\t\t\tcontinue;\n\t\t\t}\n\t\t\t$select_inputs\n\t\t\tfloat c1 = $in(pv)*mask*(1.0-$value*seed.x);\n\t\t\tc = max(c, c1);\n\t\t\trc = mix(rc, rc1, step(c, c1));\n\t\t}\n\t}\n\treturn vec4(rc, c);\n}\n",
"longdesc": "Spreads several occurences of an input image randomly.", "longdesc": "Spreads several occurences of an input image randomly.",
"name": "Splatter", "name": "Splatter",
"outputs": [ "outputs": [