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Added dirty rect arguments to putData method

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This commit is contained in:
Richard Davey 2019-02-08 19:45:58 +00:00
parent 5fe8dbbb4e
commit ac1b0d8d85
1 changed files with 12 additions and 6 deletions
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18
src/textures/CanvasTexture.js
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@ -321,15 +321,21 @@ var CanvasTexture = new Class({
* @param {ImageData} imageData - The ImageData to put at the given location. * @param {ImageData} imageData - The ImageData to put at the given location.
* @param {integer} x - The x coordinate to put the imageData. Must lay within the dimensions of this CanvasTexture and be an integer. * @param {integer} x - The x coordinate to put the imageData. Must lay within the dimensions of this CanvasTexture and be an integer.
* @param {integer} y - The y coordinate to put the imageData. Must lay within the dimensions of this CanvasTexture and be an integer. * @param {integer} y - The y coordinate to put the imageData. Must lay within the dimensions of this CanvasTexture and be an integer.
* @param {integer} [dirtyX=0] - Horizontal position (x coordinate) of the top-left corner from which the image data will be extracted.
* @param {integer} [dirtyY=0] - Vertical position (x coordinate) of the top-left corner from which the image data will be extracted.
* @param {integer} [dirtyWidth] - Width of the rectangle to be painted. Defaults to the width of the image data.
* @param {integer} [dirtyHeight] - Height of the rectangle to be painted. Defaults to the height of the image data.
* *
* @return {this} This CanvasTexture. * @return {this} This CanvasTexture.
*/ */
putData: function (imageData, x, y) putData: function (imageData, x, y, dirtyX, dirtyY, dirtyWidth, dirtyHeight)
{ {
x = Math.abs(Math.floor(x)); if (dirtyX === undefined) { dirtyX = 0; }
y = Math.abs(Math.floor(y)); if (dirtyY === undefined) { dirtyY = 0; }
if (dirtyWidth === undefined) { dirtyWidth = imageData.width; }
if (dirtyHeight === undefined) { dirtyHeight = imageData.height; }
this.context.putImageData(imageData, x, y); this.context.putImageData(imageData, x, y, dirtyX, dirtyY, dirtyWidth, dirtyHeight);
return this; return this;
}, },
@ -343,8 +349,8 @@ var CanvasTexture = new Class({
* *
* @param {integer} x - The x coordinate of the top-left of the area to get the ImageData from. Must lay within the dimensions of this CanvasTexture and be an integer. * @param {integer} x - The x coordinate of the top-left of the area to get the ImageData from. Must lay within the dimensions of this CanvasTexture and be an integer.
* @param {integer} y - The y coordinate of the top-left of the area to get the ImageData from. Must lay within the dimensions of this CanvasTexture and be an integer. * @param {integer} y - The y coordinate of the top-left of the area to get the ImageData from. Must lay within the dimensions of this CanvasTexture and be an integer.
* @param {integer} width - The width of the region to get. Must be an integer. * @param {integer} width - The width of the rectangle from which the ImageData will be extracted. Positive values are to the right, and negative to the left.
* @param {integer} height - The height of the region to get. Must be an integer. * @param {integer} height - The height of the rectangle from which the ImageData will be extracted. Positive values are down, and negative are up.
* *
* @return {ImageData} The ImageData extracted from this CanvasTexture. * @return {ImageData} The ImageData extracted from this CanvasTexture.
*/ */