99 lines
4.1 KiB
JavaScript
99 lines
4.1 KiB
JavaScript
var assert = require ('assert');
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describe ('Mesh', function() {
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it ('Default Initialization', function () {
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var mesh = new OV.Mesh ();
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assert.strictEqual (mesh.GetName (), '');
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assert.strictEqual (mesh.VertexCount (), 0);
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assert.strictEqual (mesh.NormalCount (), 0);
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assert.strictEqual (mesh.TextureUVCount (), 0);
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assert.strictEqual (mesh.TriangleCount (), 0);
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});
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it ('Set Name', function () {
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var mesh = new OV.Mesh ();
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mesh.SetName ('example');
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assert.strictEqual (mesh.GetName (), 'example');
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});
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it ('Add Vertex', function () {
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var mesh = new OV.Mesh ();
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var index = mesh.AddVertex (new OV.Coord3D (1.0, 2.0, 3.0))
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assert.strictEqual (index, 0);
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assert.strictEqual (mesh.VertexCount (), 1);
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var vertex = mesh.GetVertex (index);
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assert.strictEqual (vertex.x, 1.0);
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assert.strictEqual (vertex.y, 2.0);
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assert.strictEqual (vertex.z, 3.0);
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});
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it ('Add Normal', function () {
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var mesh = new OV.Mesh ();
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var index = mesh.AddNormal (new OV.Coord3D (1.0, 2.0, 3.0))
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assert.strictEqual (index, 0);
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assert.strictEqual (mesh.NormalCount (), 1);
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var normal = mesh.GetNormal (index);
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assert.strictEqual (normal.x, 1.0);
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assert.strictEqual (normal.y, 2.0);
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assert.strictEqual (normal.z, 3.0);
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});
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it ('Add Texture UV', function () {
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var mesh = new OV.Mesh ();
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var index = mesh.AddTextureUV (new OV.Coord2D (1.0, 2.0))
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assert.strictEqual (index, 0);
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assert.strictEqual (mesh.TextureUVCount (), 1);
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var uv = mesh.GetTextureUV (index);
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assert.strictEqual (uv.x, 1.0);
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assert.strictEqual (uv.y, 2.0);
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});
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it ('Add Triangle', function () {
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var mesh = new OV.Mesh ();
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var triangle = new OV.Triangle (1, 2, 3);
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var index = mesh.AddTriangle (triangle);
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assert.strictEqual (index, 0);
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assert.strictEqual (mesh.TriangleCount (), 1);
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var triangle = mesh.GetTriangle (index);
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assert.strictEqual (triangle.v0, 1);
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assert.strictEqual (triangle.v1, 2);
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assert.strictEqual (triangle.v2, 3);
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assert (triangle.HasVertices ());
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assert (!triangle.HasNormals ());
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assert (!triangle.HasTextureUVs ());
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assert.strictEqual (triangle.n0, null);
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assert.strictEqual (triangle.n1, null);
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assert.strictEqual (triangle.n2, null);
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assert.strictEqual (triangle.u0, null);
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assert.strictEqual (triangle.u1, null);
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assert.strictEqual (triangle.u2, null);
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assert.strictEqual (triangle.mat, null);
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});
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it ('Transform Mesh', function () {
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var mesh = new OV.Mesh ();
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mesh.AddVertex (new OV.Coord3D (0.0, 0.0, 0.0));
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mesh.AddVertex (new OV.Coord3D (1.0, 0.0, 0.0));
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mesh.AddVertex (new OV.Coord3D (1.0, 1.0, 0.0));
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mesh.AddNormal (new OV.Coord3D (0.0, 0.0, 1.0));
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mesh.AddTextureUV (new OV.Coord2D (0.0, 0.0));
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mesh.AddTextureUV (new OV.Coord2D (1.0, 0.0));
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mesh.AddTextureUV (new OV.Coord2D (1.0, 1.0));
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var triangle = new OV.Triangle (0, 1, 2);
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triangle.SetNormals (0, 0, 0);
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triangle.SetTextureUVs (0, 1, 2);
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mesh.AddTriangle (triangle);
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let rotation = OV.QuaternionFromAxisAngle (new OV.Coord3D (0.0, 1.0, 0.0), -Math.PI / 2.0);
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let transformation = new OV.Transformation ();
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transformation.AppendMatrix (new OV.Matrix ().CreateScale (2.0, 1.0, 1.0));
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transformation.AppendMatrix (new OV.Matrix ().CreateRotation (rotation.x, rotation.y, rotation.z, rotation.w));
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transformation.AppendMatrix (new OV.Matrix ().CreateTranslation (0.0, 0.0, 1.0));
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OV.TransformMesh (mesh, transformation);
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assert (OV.CoordIsEqual3D (mesh.GetVertex (0), new OV.Coord3D (0.0, 0.0, 1.0)));
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assert (OV.CoordIsEqual3D (mesh.GetVertex (1), new OV.Coord3D (0.0, 0.0, 3.0)));
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assert (OV.CoordIsEqual3D (mesh.GetVertex (2), new OV.Coord3D (0.0, 1.0, 3.0)));
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assert (OV.CoordIsEqual3D (mesh.GetNormal (0), new OV.Coord3D (-1.0, 0.0, 0.0)));
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});
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});
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