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feat: add variadic render graph logic nodes

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Amp-Thread-ID: https://ampcode.com/threads/T-019f9d91-77c1-7206-a60f-ed6554ce92ab

Co-authored-by: Heaust Azure <heaust.azure@gmail.com>
This commit is contained in:
Amp
2026-07-29 10:03:06 +00:00
co-authored by heaust
parent 0e866596c0
commit 90406ae18f
34 changed files with 1031 additions and 273 deletions
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static/render-graph/presets.js
+8 -9
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@@ -1,6 +1,6 @@
import { descriptors } from "./catalog.js";
const input = (node, socket) => ({ node, socket });
const input = (node, socket) => [{ node, socket }];
const node = (id, key, parameters = {}, inputs = {}) => ({
id, state: "enabled", executor: { key, version: descriptors[key].version }, parameters, inputs,
});
@@ -17,20 +17,19 @@ const predicates = (withCulling = false) => {
const result = [
node("type_words", "separate_u32x16", { valueDefault: Array(16).fill(0) }, { value: input("mesh", "type") }),
node("type_bits", "separate_u32_bits", { valueDefault: 0 }, { value: input("type_words", "word0") }),
node("ground_class", "and", { leftDefault: true, rightDefault: true }, { left: input("type_bits", "bit0"), right: input("type_bits", "bit1") }),
node("visible_pbr", "and", { leftDefault: true, rightDefault: true }, { left: input("type_bits", "bit0"), right: input("type_bits", "bit2") }),
node("ground_class", "and", {}, { inputs: [...input("type_bits", "bit0"), ...input("type_bits", "bit1")] }),
node("not_double", "not", { operandDefault: false }, { operand: input("type_bits", "bit3") }),
node("standard_class", "and", { leftDefault: true, rightDefault: true }, { left: input("visible_pbr", "value"), right: input("not_double", "value") }),
node("double_class", "and", { leftDefault: true, rightDefault: true }, { left: input("type_bits", "bit0"), right: input("type_bits", "bit3") }),
node("standard_class", "and", {}, { inputs: [...input("type_bits", "bit0"), ...input("type_bits", "bit2"), ...input("not_double", "value")] }),
node("double_class", "and", {}, { inputs: [...input("type_bits", "bit0"), ...input("type_bits", "bit3")] }),
];
if (!withCulling) return { nodes: result, classes: { ground: "ground_class", pbr: "standard_class", pbr_double: "double_class" } };
result.push(
node("cull", "frustum_cull", { camera: "active" }, { mesh: input("mesh", "mesh"), localAabb: input("mesh", "localAabb") }),
node("not_culled", "not", { operandDefault: false }, { operand: input("cull", "isFrustumCulled") }),
...[["ground", "ground_class"], ["pbr", "standard_class"], ["pbr_double", "double_class"]].map(([name, classification]) =>
node(`${name}_final`, "and", { leftDefault: true, rightDefault: true }, { left: input(classification, "value"), right: input("not_culled", "value") })),
);
return { nodes: result, classes: { ground: "ground_final", pbr: "pbr_final", pbr_double: "pbr_double_final" } };
for (const id of ["ground_class", "standard_class", "double_class"])
result.find((item) => item.id === id).inputs.inputs.push(...input("not_culled", "value"));
return { nodes: result, classes: { ground: "ground_class", pbr: "standard_class", pbr_double: "double_class" } };
};
const scene = (colorTarget, clearColor = [0.015, 0.02, 0.03, 1], heightScale = 1, withCulling = false) => {
const classification = predicates(withCulling);
@@ -45,7 +44,7 @@ const scene = (colorTarget, clearColor = [0.015, 0.02, 0.03, 1], heightScale = 1
node("pbr_double", "pipeline", { pipeline: "gltf_standard_double_sided", depthCompare: "less_equal", depthWriteEnabled: true, clearDepth: 1, clearColor, predicateDefault: true }, { mesh: input("mesh", "mesh"), predicate: input(classification.classes.pbr_double, "value"), colorTarget: input("pbr", "color"), depthTarget: input("pbr", "depth") }),
];
};
const graph = (graphId, nodes) => Object.freeze({ schemaVersion: 2, graphId, revision: 1, nodes });
const graph = (graphId, nodes) => Object.freeze({ schemaVersion: 3, graphId, revision: 2, nodes });
const direct = (graphId, clearColor) => graph(graphId, [
node("ldr", "texture", texture("rgba8_unorm")),
...scene("ldr", clearColor),