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Added translated uv coords + scrollUV and scaleUV methods

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This commit is contained in:
Richard Davey 2023-01-24 13:43:52 +00:00
parent 5d75d771f8
commit eb0731d3be
1 changed files with 74 additions and 2 deletions
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76
src/geom/mesh/Vertex.js
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@ -165,11 +165,32 @@ var Vertex = new Class({
* @since 3.50.0
*/
this.ta = 0;
/**
* The translated uv u coordinate of this vertex.
*
* @name Phaser.Geom.Mesh.Vertex#tu
* @type {number}
* @since 3.60.0
*/
this.tu = u;
/**
* The translated uv v coordinate of this vertex.
*
* @name Phaser.Geom.Mesh.Vertex#tv
* @type {number}
* @since 3.60.0
*/
this.tv = v;
},
/**
* Sets the U and V properties.
*
* Also resets the translated uv properties, undoing any scale
* or shift they may have had.
*
* @method Phaser.Geom.Mesh.Vertex#setUVs
* @since 3.50.0
*
@ -183,6 +204,57 @@ var Vertex = new Class({
this.u = u;
this.v = v;
this.tu = u;
this.tv = v;
return this;
},
/**
* Translates the original UV positions by the given amounts.
*
* The original properties `Vertex.u` and `Vertex.v`
* remain unchanged, only the translated properties
* `Vertex.tu` and `Vertex.tv`, as used in rendering,
* are updated.
*
* @method Phaser.Geom.Mesh.Vertex#scrollUV
* @since 3.60.0
*
* @param {number} x - The amount to scroll the UV u coordinate by.
* @param {number} y - The amount to scroll the UV v coordinate by.
*
* @return {this} This Vertex.
*/
scrollUV: function (x, y)
{
this.tu += x;
this.tv += y;
return this;
},
/**
* Scales the original UV values by the given amounts.
*
* The original properties `Vertex.u` and `Vertex.v`
* remain unchanged, only the translated properties
* `Vertex.tu` and `Vertex.tv`, as used in rendering,
* are updated.
*
* @method Phaser.Geom.Mesh.Vertex#scaleUV
* @since 3.60.0
*
* @param {number} x - The amount to scale the UV u coordinate by.
* @param {number} y - The amount to scale the UV v coordinate by.
*
* @return {this} This Vertex.
*/
scaleUV: function (x, y)
{
this.tu = this.u * x;
this.tv = this.v * y;
return this;
},
@ -322,8 +394,8 @@ var Vertex = new Class({
{
F32[++offset] = this.tx;
F32[++offset] = this.ty;
F32[++offset] = this.u;
F32[++offset] = this.v;
F32[++offset] = this.tu;
F32[++offset] = this.tv;
F32[++offset] = textureUnit;
F32[++offset] = tintEffect;
U32[++offset] = Utils.getTintAppendFloatAlpha(this.color, this.ta);