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polygonjs-engine

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node-based webgl 3D engine https://polygonjs.com

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import {TypedGlNode} from "./_Base"; import {ThreeToGl as ThreeToGl2} from "../../../core/ThreeToGl"; import {GlConnectionPointType} from "../utils/io/connections/Gl"; import {NodeParamsConfig} from "../utils/params/ParamsConfig"; import {ArrayUtils as ArrayUtils2} from "../../../core/ArrayUtils"; export class BaseGlMathFunctionParamsConfig extends NodeParamsConfig { } const ParamsConfig2 = new BaseGlMathFunctionParamsConfig(); export class BaseGlMathFunctionGlNode extends TypedGlNode { constructor() { super(...arguments); this.params_config = ParamsConfig2; } gl_method_name() { return ""; } gl_function_definitions() { return []; } initializeNode() { super.initializeNode(); this.io.connection_points.set_expected_input_types_function(this._expected_input_types.bind(this)); this.io.connection_points.set_expected_output_types_function(this._expected_output_types.bind(this)); this.io.connection_points.set_input_name_function(this._gl_input_name.bind(this)); } _expected_input_types() { const type = this.io.connection_points.first_input_connection_type() || GlConnectionPointType.FLOAT; if (this.io.connections.first_input_connection()) { const connections = this.io.connections.input_connections(); if (connections) { let count = Math.max(ArrayUtils2.compact(connections).length + 1, 2); return ArrayUtils2.range(count).map((i) => type); } else { return []; } } else { return ArrayUtils2.range(2).map((i) => type); } } _expected_output_types() { const type = this._expected_input_types()[0]; return [type]; } _gl_input_name(index) { return "in"; } set_lines(shaders_collection_controller) { const var_type = this.io.outputs.named_output_connection_points[0].type(); const args = this.io.inputs.named_input_connection_points.map((connection, i) => { const name = connection.name(); return ThreeToGl2.any(this.variable_for_input(name)); }); const joined_args = args.join(", "); const sum = this.gl_var_name(this.io.connection_points.output_name(0)); const body_line = `${var_type} ${sum} = ${this.gl_method_name()}(${joined_args})`; shaders_collection_controller.add_body_lines(this, [body_line]); shaders_collection_controller.add_definitions(this, this.gl_function_definitions()); } } export class BaseNodeGlMathFunctionArg1GlNode extends BaseGlMathFunctionGlNode { _gl_input_name(index) { return "in"; } _expected_input_types() { const type = this.io.connection_points.first_input_connection_type() || GlConnectionPointType.FLOAT; return [type]; } } export class BaseNodeGlMathFunctionArg2GlNode extends BaseGlMathFunctionGlNode { _expected_input_types() { const type = this.io.connection_points.first_input_connection_type() || GlConnectionPointType.FLOAT; return [type, type]; } } export class BaseNodeGlMathFunctionArg3GlNode extends BaseGlMathFunctionGlNode { _expected_input_types() { const type = this.io.connection_points.first_input_connection_type() || GlConnectionPointType.FLOAT; return [type, type, type]; } } export class BaseNodeGlMathFunctionArg4GlNode extends BaseGlMathFunctionGlNode { _expected_input_types() { const type = this.io.connection_points.first_input_connection_type() || GlConnectionPointType.FLOAT; return [type, type, type, type]; } } export class BaseNodeGlMathFunctionArg5GlNode extends BaseGlMathFunctionGlNode { _expected_input_types() { const type = this.io.connection_points.first_input_connection_type() || GlConnectionPointType.FLOAT; return [type, type, type, type, type]; } }