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openlayers

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Build tools and sources for developing OpenLayers based mapping applications

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goog.provide('ol.vec.Mat4'); /** * @return {Array.<number>} 4x4 matrix representing a 3D identity transform. */ ol.vec.Mat4.create = function() { return [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]; }; /** * @param {Array.<number>} mat4 Flattened 4x4 matrix receiving the result. * @param {ol.Transform} transform Transformation matrix. * @return {Array.<number>} 2D transformation matrix as flattened 4x4 matrix. */ ol.vec.Mat4.fromTransform = function(mat4, transform) { mat4[0] = transform[0]; mat4[1] = transform[1]; mat4[4] = transform[2]; mat4[5] = transform[3]; mat4[12] = transform[4]; mat4[13] = transform[5]; return mat4; };