22 lines
No EOL
859 B
WebGPU Shading Language
22 lines
No EOL
859 B
WebGPU Shading Language
/*
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contributors: Patricio Gonzalez Vivo
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description: does the position lie within the triangle
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license:
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- Copyright (c) 2021 Patricio Gonzalez Vivo under Prosperity License - https://prosperitylicense.com/versions/3.0.0
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- Copyright (c) 2021 Patricio Gonzalez Vivo under Patron License - https://lygia.xyz/license
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*/
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fn inside(_x: f32, _min: f32, _max: f32) -> bool { return !(_x < _min || _x > _max); }
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fn inside2(_v: vec2f, _min: vec2f, _max: vec2f) -> bool {
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return !(_v.x < _min.x || _v.x > _max.x ||
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_v.y < _min.y || _v.y > _max.y);
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}
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fn inside3(_v: vec3f, _min: vec3f, _max: vec3f) -> bool {
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return !(_v.x < _min.x || _v.x > _max.x ||
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_v.y < _min.y || _v.y > _max.y ||
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_v.z < _min.z || _v.z > _max.z);
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}
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fn insideAABB(_v: vec2f, _aabb: vec4f) -> bool { return inside(_v, _aabb.xy, _aabb.zw); } |