seed-engine
Version:
A Lightweight 2D game engine using WebGL2. The engine is designed on the focus of creating a bridge between creating and publishing games to the Seed Network as modules.
1,601 lines (1,600 loc) • 313 kB
JSON
{
"type": "File",
"start": 0,
"end": 2795,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 100,
"column": 29
}
},
"program": {
"type": "Program",
"start": 0,
"end": 2795,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 100,
"column": 29
}
},
"sourceType": "module",
"body": [
{
"type": "ImportDeclaration",
"start": 0,
"end": 32,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 32
}
},
"specifiers": [
{
"type": "ImportDefaultSpecifier",
"start": 7,
"end": 14,
"loc": {
"start": {
"line": 1,
"column": 7
},
"end": {
"line": 1,
"column": 14
}
},
"local": {
"type": "Identifier",
"start": 7,
"end": 14,
"loc": {
"start": {
"line": 1,
"column": 7
},
"end": {
"line": 1,
"column": 14
},
"identifierName": "Manager"
},
"name": "Manager"
}
}
],
"source": {
"type": "StringLiteral",
"start": 20,
"end": 31,
"loc": {
"start": {
"line": 1,
"column": 20
},
"end": {
"line": 1,
"column": 31
}
},
"extra": {
"rawValue": "./Manager",
"raw": "'./Manager'"
},
"value": "./Manager"
}
},
{
"type": "ImportDeclaration",
"start": 33,
"end": 77,
"loc": {
"start": {
"line": 2,
"column": 0
},
"end": {
"line": 2,
"column": 44
}
},
"specifiers": [
{
"type": "ImportDefaultSpecifier",
"start": 40,
"end": 53,
"loc": {
"start": {
"line": 2,
"column": 7
},
"end": {
"line": 2,
"column": 20
}
},
"local": {
"type": "Identifier",
"start": 40,
"end": 53,
"loc": {
"start": {
"line": 2,
"column": 7
},
"end": {
"line": 2,
"column": 20
},
"identifierName": "RenderManager"
},
"name": "RenderManager"
}
}
],
"source": {
"type": "StringLiteral",
"start": 59,
"end": 76,
"loc": {
"start": {
"line": 2,
"column": 26
},
"end": {
"line": 2,
"column": 43
}
},
"extra": {
"rawValue": "./RenderManager",
"raw": "'./RenderManager'"
},
"value": "./RenderManager"
}
},
{
"type": "ImportDeclaration",
"start": 78,
"end": 124,
"loc": {
"start": {
"line": 3,
"column": 0
},
"end": {
"line": 3,
"column": 46
}
},
"specifiers": [
{
"type": "ImportDefaultSpecifier",
"start": 85,
"end": 99,
"loc": {
"start": {
"line": 3,
"column": 7
},
"end": {
"line": 3,
"column": 21
}
},
"local": {
"type": "Identifier",
"start": 85,
"end": 99,
"loc": {
"start": {
"line": 3,
"column": 7
},
"end": {
"line": 3,
"column": 21
},
"identifierName": "ProgramManager"
},
"name": "ProgramManager"
}
}
],
"source": {
"type": "StringLiteral",
"start": 105,
"end": 123,
"loc": {
"start": {
"line": 3,
"column": 27
},
"end": {
"line": 3,
"column": 45
}
},
"extra": {
"rawValue": "./ProgramManager",
"raw": "'./ProgramManager'"
},
"value": "./ProgramManager"
}
},
{
"type": "ImportDeclaration",
"start": 125,
"end": 167,
"loc": {
"start": {
"line": 4,
"column": 0
},
"end": {
"line": 4,
"column": 42
}
},
"specifiers": [
{
"type": "ImportDefaultSpecifier",
"start": 132,
"end": 144,
"loc": {
"start": {
"line": 4,
"column": 7
},
"end": {
"line": 4,
"column": 19
}
},
"local": {
"type": "Identifier",
"start": 132,
"end": 144,
"loc": {
"start": {
"line": 4,
"column": 7
},
"end": {
"line": 4,
"column": 19
},
"identifierName": "SceneManager"
},
"name": "SceneManager"
}
}
],
"source": {
"type": "StringLiteral",
"start": 150,
"end": 166,
"loc": {
"start": {
"line": 4,
"column": 25
},
"end": {
"line": 4,
"column": 41
}
},
"extra": {
"rawValue": "./SceneManager",
"raw": "'./SceneManager'"
},
"value": "./SceneManager"
}
},
{
"type": "ImportDeclaration",
"start": 168,
"end": 206,
"loc": {
"start": {
"line": 5,
"column": 0
},
"end": {
"line": 5,
"column": 38
}
},
"specifiers": [
{
"type": "ImportDefaultSpecifier",
"start": 175,
"end": 185,
"loc": {
"start": {
"line": 5,
"column": 7
},
"end": {
"line": 5,
"column": 17
}
},
"local": {
"type": "Identifier",
"start": 175,
"end": 185,
"loc": {
"start": {
"line": 5,
"column": 7
},
"end": {
"line": 5,
"column": 17
},
"identifierName": "DOMManager"
},
"name": "DOMManager"
}
}
],
"source": {
"type": "StringLiteral",
"start": 191,
"end": 205,
"loc": {
"start": {
"line": 5,
"column": 23
},
"end": {
"line": 5,
"column": 37
}
},
"extra": {
"rawValue": "./DOMManager",
"raw": "'./DOMManager'"
},
"value": "./DOMManager"
}
},
{
"type": "ImportDeclaration",
"start": 207,
"end": 259,
"loc": {
"start": {
"line": 6,
"column": 0
},
"end": {
"line": 6,
"column": 52
}
},
"specifiers": [
{
"type": "ImportDefaultSpecifier",
"start": 214,
"end": 231,
"loc": {
"start": {
"line": 6,
"column": 7
},
"end": {
"line": 6,
"column": 24
}
},
"local": {
"type": "Identifier",
"start": 214,
"end": 231,
"loc": {
"start": {
"line": 6,
"column": 7
},
"end": {
"line": 6,
"column": 24
},
"identifierName": "PersistentManager"
},
"name": "PersistentManager"
}
}
],
"source": {
"type": "StringLiteral",
"start": 237,
"end": 258,
"loc": {
"start": {
"line": 6,
"column": 30
},
"end": {
"line": 6,
"column": 51
}
},
"extra": {
"rawValue": "./PersistentManager",
"raw": "'./PersistentManager'"
},
"value": "./PersistentManager"
}
},
{
"type": "ImportDeclaration",
"start": 260,
"end": 302,
"loc": {
"start": {
"line": 7,
"column": 0
},
"end": {
"line": 7,
"column": 42
}
},
"specifiers": [
{
"type": "ImportDefaultSpecifier",
"start": 267,
"end": 279,
"loc": {
"start": {
"line": 7,
"column": 7
},
"end": {
"line": 7,
"column": 19
}
},
"local": {
"type": "Identifier",
"start": 267,
"end": 279,
"loc": {
"start": {
"line": 7,
"column": 7
},
"end": {
"line": 7,
"column": 19
},
"identifierName": "InputManager"
},
"name": "InputManager"
}
}
],
"source": {
"type": "StringLiteral",
"start": 285,
"end": 301,
"loc": {
"start": {
"line": 7,
"column": 25
},
"end": {
"line": 7,
"column": 41
}
},
"extra": {
"rawValue": "./InputManager",
"raw": "'./InputManager'"
},
"value": "./InputManager"
}
},
{
"type": "ImportDeclaration",
"start": 303,
"end": 345,
"loc": {
"start": {
"line": 8,
"column": 0
},
"end": {
"line": 8,
"column": 42
}
},
"specifiers": [
{
"type": "ImportDefaultSpecifier",
"start": 310,
"end": 322,
"loc": {
"start": {
"line": 8,
"column": 7
},
"end": {
"line": 8,
"column": 19
}
},
"local": {
"type": "Identifier",
"start": 310,
"end": 322,
"loc": {
"start": {
"line": 8,
"column": 7
},
"end": {
"line": 8,
"column": 19
},
"identifierName": "AudioManager"
},
"name": "AudioManager"
}
}
],
"source": {
"type": "StringLiteral",
"start": 328,
"end": 344,
"loc": {
"start": {
"line": 8,
"column": 25
},
"end": {
"line": 8,
"column": 41
}
},
"extra": {
"rawValue": "./AudioManager",
"raw": "'./AudioManager'"
},
"value": "./AudioManager"
},
"trailingComments": [
{
"type": "CommentBlock",
"value": "*\n * A singleton & Manager.\n * \n * This class manages the core ECS system & game loop. It calls all other Managers\n * required to start. \n * \n * TODO: This system will be rewritten to allow Manager plugins to be added by the \n * user without editing the Engine.\n ",
"start": 347,
"end": 615,
"loc": {
"start": {
"line": 10,
"column": 0
},
"end": {
"line": 18,
"column": 3
}
}
}
]
},
{
"type": "ExportNamedDeclaration",
"start": 616,
"end": 2666,
"loc": {
"start": {
"line": 19,
"column": 0
},
"end": {
"line": 94,
"column": 1
}
},
"specifiers": [],
"source": null,
"declaration": {
"type": "ClassDeclaration",
"start": 623,
"end": 2666,
"loc": {
"start": {
"line": 19,
"column": 7
},
"end": {
"line": 94,
"column": 1
}
},
"id": {
"type": "Identifier",
"start": 629,
"end": 643,
"loc": {
"start": {
"line": 19,
"column": 13
},
"end": {
"line": 19,
"column": 27
},
"identifierName": "_EngineManager"
},
"name": "_EngineManager",
"leadingComments": null
},
"superClass": {
"type": "Identifier",
"start": 652,
"end": 659,
"loc": {
"start": {
"line": 19,
"column": 36
},
"end": {
"line": 19,
"column": 43
},
"identifierName": "Manager"
},
"name": "Manager"
},
"body": {
"type": "ClassBody",
"start": 660,
"end": 2666,
"loc": {
"start": {
"line": 19,
"column": 44
},
"end": {
"line": 94,
"column": 1
}
},
"body": [
{
"type": "ClassMethod",
"start": 666,
"end": 810,
"loc": {
"start": {
"line": 20,
"column": 4
},
"end": {
"line": 25,
"column": 5
}
},
"static": false,
"computed": false,
"key": {
"type": "Identifier",
"start": 666,
"end": 677,
"loc": {
"start": {
"line": 20,
"column": 4
},
"end": {
"line": 20,
"column": 15
},
"identifierName": "constructor"
},
"name": "constructor"
},
"kind": "constructor",
"id": null,
"generator": false,
"expression": false,
"async": false,
"params": [],
"body": {
"type": "BlockStatement",
"start": 680,
"end": 810,
"loc": {
"start": {
"line": 20,
"column": 18
},
"end": {
"line": 25,
"column": 5
}
},
"body": [
{
"type": "ExpressionStatement",
"start": 690,
"end": 698,
"loc": {
"start": {
"line": 21,
"column": 8
},
"end": {
"line": 21,
"column": 16
}
},
"expression": {
"type": "CallExpression",
"start": 690,
"end": 697,
"loc": {
"start": {
"line": 21,
"column": 8
},
"end": {
"line": 21,
"column": 15
}
},
"callee": {
"type": "Super",
"start": 690,
"end": 695,
"loc": {
"start": {
"line": 21,
"column": 8
},
"end": {
"line": 21,
"column": 13
}
}
},
"arguments": []
}
},
{
"type": "ExpressionStatement",
"start": 707,
"end": 730,
"loc": {
"start": {
"line": 22,
"column": 8
},
"end": {
"line": 22,
"column": 31
}
},
"expression": {
"type": "AssignmentExpression",
"start": 707,
"end": 729,
"loc": {
"start": {
"line": 22,
"column": 8
},
"end": {
"line": 22,
"column": 30
}
},
"operator": "=",
"left": {
"type": "MemberExpression",
"start": 707,
"end": 724,
"loc": {
"start": {
"line": 22,
"column": 8
},
"end": {
"line": 22,
"column": 25
}
},
"object": {
"type": "ThisExpression",
"start": 707,
"end": 711,
"loc": {
"start": {
"line": 22,
"column": 8
},
"end": {
"line": 22,
"column": 12
}
}
},
"property": {
"type": "Identifier",
"start": 712,
"end": 724,
"loc": {
"start": {
"line": 22,
"column": 13
},
"end": {
"line": 22,
"column": 25
},
"identifierName": "MS_PER_FRAME"
},
"name": "MS_PER_FRAME"
},
"computed": false
},
"right": {
"type": "NumericLiteral",
"start": 727,
"end": 729,
"loc": {
"start": {
"line": 22,
"column": 28
},
"end": {
"line": 22,
"column": 30
}
},
"extra": {
"rawValue": 20,
"raw": "20"
},
"value": 20
}
}
},
{
"type": "ExpressionStatement",
"start": 739,
"end": 772,
"loc": {
"start": {
"line": 23,
"column": 8
},
"end": {
"line": 23,
"column": 41
}
},
"expression": {
"type": "AssignmentExpression",
"start": 739,
"end": 771,
"loc": {
"start": {
"line": 23,
"column": 8
},
"end": {
"line": 23,
"column": 40
}
},
"operator": "=",
"left": {
"type": "MemberExpression",
"start": 739,
"end": 764,
"loc": {
"start": {
"line": 23,
"column": 8
},
"end": {
"line": 23,
"column": 33
}
},
"object": {
"type": "ThisExpression",
"start": 739,
"end": 743,
"loc": {
"start": {
"line": 23,
"column": 8
},
"end": {
"line": 23,
"column": 12
}
}
},
"property": {
"type": "Identifier",
"start": 744,
"end": 764,
"loc": {
"start": {
"line": 23,
"column": 13
},
"end": {
"line": 23,
"column": 33
},
"identifierName": "coreUpdateLoopHandle"
},
"name": "coreUpdateLoopHandle"
},
"computed": false
},
"right": {
"type": "NullLiteral",
"start": 767,
"end": 771,
"loc": {
"start": {
"line": 23,
"column": 36
},
"end": {
"line": 23,
"column": 40
}
}
}
}
},
{
"type": "ExpressionStatement",
"start": 781,
"end": 804,
"loc": {
"start": {
"line": 24,
"column": 8
},
"end": {
"line": 24,
"column": 31
}
},
"expression": {
"type": "AssignmentExpression",
"start": 781,
"end": 803,
"loc": {
"start": {
"line": 24,
"column": 8
},
"end": {
"line": 24,
"column": 30
}
},
"operator": "=",
"left": {
"type": "MemberExpression",
"start": 781,
"end": 795,
"loc": {
"start": {
"line": 24,
"column": 8
},
"end": {
"line": 24,
"column": 22
}
},
"object": {
"type": "ThisExpression",
"start": 781,
"end": 785,
"loc": {
"start": {
"line": 24,
"column": 8
},
"end": {
"line": 24,
"column": 12
}
}
},
"property": {
"type": "Identifier",
"start": 786,
"end": 795,
"loc": {
"start": {
"line": 24,
"column": 13
},
"end": {
"line": 24,
"column": 22
},
"identifierName": "hasPaused"
},
"name": "hasPaused"
},
"computed": false
},
"right": {
"type": "BooleanLiteral",
"start": 798,
"end": 803,
"loc": {
"start": {
"line": 24,
"column": 25
},
"end": {
"line": 24,
"column": 30
}
},
"value": false
}
}
}
],
"directives": [],
"trailingComments": null
},
"trailingComments": [
{
"type": "CommentBlock",
"value": "*\n * Called when the Engine should start all systems.\n * This also includes specific setup code to get the game running, \n * including setting up the render loop.\n ",
"start": 816,
"end": 1000,
"loc": {
"start": {
"line": 27,
"column": 4
},
"end": {
"line": 31,
"column": 7
}
}
}
]
},
{
"type": "ClassMethod",
"start": 1005,
"end": 1560,
"loc": {
"start": {
"line": 32,
"column": 4
},
"end": {
"line": 50,
"column": 5
}
},
"static": false,
"computed": false,
"key": {
"type": "Identifier",
"start": 1005,
"end": 1010,
"loc": {
"start": {
"line": 32,
"column": 4
},
"end": {
"line": 32,
"column": 9
},
"identifierName": "start"
},
"name": "start",
"leadingComments": null
},
"kind": "method",
"id": null,
"generator": false,
"expression": false,
"async": false,
"params": [],
"body": {
"type": "BlockStatement",
"start": 1013,
"end": 1560,
"loc": {
"start": {
"line": 32,
"column": 12
},
"end": {
"line": 50,
"column": 5
}
},
"body": [
{
"type": "ExpressionStatement",
"start": 1073,
"end": 1092,
"loc": {
"start": {
"line": 34,
"column": 8
},
"end": {
"line": 34,
"column": 27
}
},
"expression": {
"type": "CallExpression",
"start": 1073,
"end": 1091,
"loc": {
"start": {
"line": 34,
"column": 8
},
"end": {
"line": 34,
"column": 26
}
},
"callee": {
"type": "MemberExpression",
"start": 1073,
"end": 1089,
"loc": {
"start": {
"line": 34,
"column": 8
},
"end": {
"line": 34,
"column": 24
}
},
"object": {
"type": "Identifier",
"start": 1073,
"end": 1083,
"loc": {
"start": {
"line": 34,
"column": 8
},
"end": {
"line": 34,
"column": 18
},
"identifierName": "DOMManager"
},
"name": "DOMManager",
"leadingComments": null
},
"property": {
"type": "Identifier",
"start": 1084,
"end": 1089,
"loc": {
"start": {
"line": 34,
"column": 19
},
"end": {
"line": 34,
"column": 24
},
"identifierName": "start"
},
"name": "start"
},
"computed": false,
"leadingComments": null
},
"arguments": [],
"leadingComments": null
},
"leadingComments": [
{
"type": "CommentLine",
"value": "Needs to be first to target the canvas.",
"start": 1023,
"end": 1064,
"loc": {
"start": {
"line": 33,
"column": 8
},
"end": {
"line": 33,
"column": 49
}
}
}
]
},
{
"type": "ExpressionStatement",
"start": 1101,
"end": 1127,
"loc": {
"start": {
"line": 35,
"column": 8
},
"end": {
"line": 35,
"column": 34
}
},
"expression": {
"type": "CallExpression",
"start": 1101,
"end": 1126,
"loc": {
"start": {
"line": 35,
"column": 8
},
"end": {
"line": 35,
"column": 33
}
},
"callee": {
"type": "MemberExpression",
"start": 1101,
"end": 1124,
"loc": {
"start": {
"line": 35,
"column": 8
},
"end": {
"line": 35,
"column": 31
}
},
"object": {
"type": "Identifier",
"start": 1101,
"end": 1118,
"loc": {
"start": {
"line": 35,
"column": 8
},
"end": {
"line": 35,
"column": 25
},
"identifierName": "PersistentManager"
},
"name": "PersistentManager"
},
"property": {
"type": "Identifier",
"start": 1119,
"end": 1124,
"loc": {
"start": {
"line": 35,
"column": 26
},
"end": {
"line": 35,
"column": 31
},
"identifierName": "start"
},
"name": "start"
},
"computed": false
},
"arguments": []
}
},
{
"type": "ExpressionStatement",
"start": 1136,
"end": 1157,
"loc": {
"start": {
"line": 36,
"column": 8
},
"end": {
"line": 36,
"column": 29
}
},
"expression": {
"type": "CallExpression",
"start": 1136,
"end": 1156,
"loc": {
"start": {
"line": 36,
"column": 8
},
"end": {
"line": 36,
"column": 28
}
},
"callee": {
"type": "MemberExpression",
"start": 1136,
"end": 1154,
"loc": {
"start": {
"line": 36,
"column": 8
},
"end": {
"line": 36,
"column": 26
}
},
"object": {
"type": "Identifier",
"start": 1136,
"end": 1148,
"loc": {
"start": {
"line": 36,
"column": 8
},
"end": {
"line": 36,
"column": 20
},
"identifierName": "SceneManager"
},
"name": "SceneManager"
},
"property": {
"type": "Identifier",
"start": 1149,
"end": 1154,
"loc": {
"start": {
"line": 36,
"column": 21
},
"end": {
"line": 36,
"column": 26
},
"identifierName": "start"
},
"name": "start"
},
"computed": false
},
"arguments": []
},
"trailingComments": [
{
"type": "CommentLine",
"value": "Needs to be ahead of RenderManager to init Programs for WebGL.",
"start": 1167,
"end": 1231,
"loc": {
"start": {
"line": 38,
"column": 8
},
"end": {
"line": 38,
"column": 72
}
}
}
]
},
{
"type": "ExpressionStatement",
"start": 1240,
"end": 1263,
"loc": {
"start": {
"line": 39,
"column": 8
},
"end": {
"line": 39,
"column": 31
}
},
"expression": {
"type": "CallExpression",
"start": 1240,
"end": 1262,
"loc": {
"start": {
"line": 39,
"column": 8
},
"end": {
"line": 39,
"column": 30
}
},
"callee": {
"type": "MemberExpression",
"start": 1240,
"end": 1260,
"loc": {
"start": {
"line": 39,
"column": 8
},
"end": {
"line": 39,
"column": 28
}
},
"object": {
"type": "Identifier",
"start": 1240,
"end": 1254,
"loc": {
"start": {
"line": 39,
"column": 8
},
"end": {
"line": 39,
"column": 22
},
"identifierName": "ProgramManager"
},
"name": "ProgramManager",
"leadingComments": null
},
"property": {
"type": "Identifier",
"start": 1255,
"end": 1260,
"loc": {
"start": {
"line": 39,
"column": 23
},
"end": {
"line": 39,
"column": 28
},
"identifierName": "start"
},
"name": "start"
},
"computed": false,
"leadingComments": null
},
"arguments": [],
"leadingComments": null
},
"leadingComments": [
{
"type": "CommentLine",
"value": "Needs to be ahead of RenderManager to init Programs for WebGL.",
"start": 1167,
"end": 1231,
"loc": {
"start": {
"line": 38,
"column": 8
},
"end": {
"line": 38,
"column": 72
}
}
}
]
},
{
"type": "ExpressionStatement",
"start": 1272,
"end": 1294,
"loc": {
"start": {
"line": 40,
"column": 8
},
"end": {
"line": 40,
"column": 30
}
},
"expression": {
"type": "CallExpression",
"start": 1272,
"end": 1293,
"loc": {
"start": {
"line": 40,
"column": 8
},
"end": {
"line": 40,
"column": 29
}
},
"callee": {
"type": "MemberExpression",
"start": 1272,
"end": 1291,
"loc": {
"start": {
"line": 40,
"column": 8
},
"end": {
"line": 40,
"column": 27
}
},
"object": {
"type": "Identifier",
"start": 1272,
"end": 1285,
"loc": {
"start": {
"line": 40,
"column": 8
},
"end": {
"line": 40,
"column": 21
},
"identifierName": "RenderManager"
},
"name": "RenderManager"
},
"property": {
"type": "Identifier",
"start": 1286,
"end": 1291,
"loc": {
"start": {
"line": 40,
"column": 22
},
"end": {
"line": 40,