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normalize prototype shortcuts

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This commit is contained in:
Stewart Allen 2017-10-28 13:30:08 -04:00
commit 8d57ed0883
10 changed files with 229 additions and 230 deletions
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14
js/geo-slope.js
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@ -26,7 +26,7 @@ var gs_base_slope = exports;
var BASE = self.base,
CONF = BASE.config,
ABS = Math.abs,
SlP = Slope.prototype,
PRO = Slope.prototype,
DEG2RAD = Math.PI / 180,
RAD2DEG = 180 / Math.PI;
@ -44,7 +44,7 @@ var gs_base_slope = exports;
* Slope Prototype Functions
******************************************************************* */
SlP.toString = function() {
PRO.toString = function() {
return [this.dx, this.dy, this.angle].join(',');
};
@ -52,7 +52,7 @@ var gs_base_slope = exports;
* @param {Slope} s
* @returns {boolean}
*/
SlP.isSame = function(s) {
PRO.isSame = function(s) {
// if very close to vertical or horizontal, they're the same
if (ABS(this.dx) <= CONF.precision_merge && ABS(s.dx) <= CONF.precision_merge) return true;
if (ABS(this.dy) <= CONF.precision_merge && ABS(s.dy) <= CONF.precision_merge) return true;
@ -66,7 +66,7 @@ var gs_base_slope = exports;
*
* @returns {Slope}
*/
SlP.normal = function() {
PRO.normal = function() {
var t = this.dx;
this.dx = -this.dy;
this.dy = t;
@ -74,14 +74,14 @@ var gs_base_slope = exports;
return this;
};
SlP.toUnit = function() {
PRO.toUnit = function() {
var max = Math.max(ABS(this.dx), ABS(this.dy));
this.dx = this.dx / max;
this.dy = this.dy / max;
return this;
};
SlP.factor = function(f) {
PRO.factor = function(f) {
this.dx *= f;
this.dy *= f;
return this;
@ -92,7 +92,7 @@ var gs_base_slope = exports;
*
* @returns {Slope}
*/
SlP.invert = function() {
PRO.invert = function() {
this.dx = -this.dx;
this.dy = -this.dy;
this.angle = 360 - this.angle;//Math.atan2(this.dy, this.dx) * RAD2DEG;