var __extends = (this && this.__extends) || function (d, b) {
    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
    function __() { this.constructor = d; }
    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var BABYLON;
(function (BABYLON) {
    var LinesMesh = (function (_super) {
        __extends(LinesMesh, _super);
        function LinesMesh(name, scene, parent, source, doNotCloneChildren) {
            if (parent === void 0) { parent = null; }
            _super.call(this, name, scene, parent, source, doNotCloneChildren);
            this.color = new BABYLON.Color3(1, 1, 1);
            this.alpha = 1;
            this._positionBuffer = {};
            if (source) {
                this.color = source.color.clone();
                this.alpha = source.alpha;
            }
            this._intersectionThreshold = 0.1;
            this._colorShader = new BABYLON.ShaderMaterial("colorShader", scene, "color", {
                attributes: [BABYLON.VertexBuffer.PositionKind],
                uniforms: ["worldViewProjection", "color"],
                needAlphaBlending: true
            });
            this._positionBuffer[BABYLON.VertexBuffer.PositionKind] = null;
        }
        Object.defineProperty(LinesMesh.prototype, "intersectionThreshold", {
            /**
             * The intersection Threshold is the margin applied when intersection a segment of the LinesMesh with a Ray.
             * This margin is expressed in world space coordinates, so its value may vary.
             * Default value is 0.1
             * @returns the intersection Threshold value.
             */
            get: function () {
                return this._intersectionThreshold;
            },
            /**
             * The intersection Threshold is the margin applied when intersection a segment of the LinesMesh with a Ray.
             * This margin is expressed in world space coordinates, so its value may vary.
             * @param value the new threshold to apply
             */
            set: function (value) {
                if (this._intersectionThreshold === value) {
                    return;
                }
                this._intersectionThreshold = value;
                if (this.geometry) {
                    this.geometry.boundingBias = new BABYLON.Vector2(0, value);
                }
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(LinesMesh.prototype, "material", {
            get: function () {
                return this._colorShader;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(LinesMesh.prototype, "checkCollisions", {
            get: function () {
                return false;
            },
            enumerable: true,
            configurable: true
        });
        LinesMesh.prototype.createInstance = function (name) {
            BABYLON.Tools.Log("LinesMeshes do not support createInstance.");
            return null;
        };
        LinesMesh.prototype._bind = function (subMesh, effect, fillMode) {
            var engine = this.getScene().getEngine();
            this._positionBuffer[BABYLON.VertexBuffer.PositionKind] = this._geometry.getVertexBuffer(BABYLON.VertexBuffer.PositionKind);
            // VBOs
            engine.bindBuffers(this._positionBuffer, this._geometry.getIndexBuffer(), this._colorShader.getEffect());
            // Color
            this._colorShader.setColor4("color", this.color.toColor4(this.alpha));
        };
        LinesMesh.prototype._draw = function (subMesh, fillMode, instancesCount) {
            if (!this._geometry || !this._geometry.getVertexBuffers() || !this._geometry.getIndexBuffer()) {
                return;
            }
            var engine = this.getScene().getEngine();
            // Draw order
            engine.draw(false, subMesh.indexStart, subMesh.indexCount);
        };
        LinesMesh.prototype.dispose = function (doNotRecurse) {
            this._colorShader.dispose();
            _super.prototype.dispose.call(this, doNotRecurse);
        };
        LinesMesh.prototype.clone = function (name, newParent, doNotCloneChildren) {
            return new LinesMesh(name, this.getScene(), newParent, this, doNotCloneChildren);
        };
        return LinesMesh;
    }(BABYLON.Mesh));
    BABYLON.LinesMesh = LinesMesh;
})(BABYLON || (BABYLON = {}));