HexBackgroundSlice.PopulateRenderLayer C# (CSharp) Method

    public override void PopulateRenderLayer()
    {
        if(_isOnStage && _firstFacetIndex != -1)
        {
            _isMeshDirty = false;

            int vertexIndex0 = _firstFacetIndex * 3;

            Vector3[] triangleVertices = _renderLayer.vertices;

            Vector2[] triangleUVVertices = _renderLayer.uvs;

            Vector2[] shapeVertices = new Vector2[3];

            Vector2[] textureUVVertices = new Vector2[3];

            Color[] colors = _renderLayer.colors;

            shapeVertices[0] = new Vector2(0, 0);
            shapeVertices[1] = new Vector2(height_, -baseWidth_ / 2f);
            shapeVertices[2] = new Vector2(height_, baseWidth_ / 2f);

            triangleUVVertices[0] = new Vector2(_element.uvBottomLeft.x, _element.uvBottomRight.y);
            triangleUVVertices[1] = new Vector2(_element.uvTopRight.x, _element.uvTopRight.y);
            triangleUVVertices[2] = new Vector2(_element.uvTopLeft.x, _element.uvTopLeft.y);

            for (int i = 0; i < 3; i++) {
                colors[vertexIndex0 + i] = _alphaColor;
            }

            _concatenatedMatrix.ApplyVector3FromLocalVector2(ref triangleVertices[vertexIndex0 + 0], shapeVertices[0],0);
            _concatenatedMatrix.ApplyVector3FromLocalVector2(ref triangleVertices[vertexIndex0 + 1], shapeVertices[1],0);
            _concatenatedMatrix.ApplyVector3FromLocalVector2(ref triangleVertices[vertexIndex0 + 2], shapeVertices[2],0);

            triangleUVVertices[vertexIndex0 +  0] = textureUVVertices[0];
            triangleUVVertices[vertexIndex0 +  1] = textureUVVertices[1];
            triangleUVVertices[vertexIndex0 +  2] = textureUVVertices[2];

            _renderLayer.HandleVertsChange();
        }
    }