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{
"QEN": {
"description": "This node contains commonly used math defines and helper functions.",
"fragmentCode": [
"#define PI 3.14159265359",
"#define TAU 6.28318530718",
"#define SQRT2 1.41421356237",
"",
"mat2 rotate2d(float a) {",
" const float c = cos(a);",
" const float s = sin(a);",
" return mat2(c, -s, s, c);",
"}",
"@main"
],
"name": "MathHelper",
"version": 1
}
}