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Merged fillRect and clearRect to single clearBeforeRender boolean.

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photonstorm 2014-02-09 11:13:12 +00:00
parent 723c5ca525
commit b4eb403422
1 changed files with 5 additions and 13 deletions
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18
src/pixi/renderers/canvas/CanvasRenderer.js
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@ -20,24 +20,16 @@ PIXI.CanvasRenderer = function(width, height, view, transparent)
this.type = PIXI.CANVAS_RENDERER; this.type = PIXI.CANVAS_RENDERER;
/** /**
* This sets if the CanvasRenderer will clear the canvas or not before the new render pass.
* If the Stage is NOT transparent Pixi will use a canvas sized fillRect operation every frame to set the canvas background color. * If the Stage is NOT transparent Pixi will use a canvas sized fillRect operation every frame to set the canvas background color.
* Disable this by setting this to false. For example if your game has a canvas filling background image you often don't need this set.
*
* @property useFillRect
* @type Boolean
* @default
*/
this.useFillRect = true;
/**
* If the Stage is transparent Pixi will use clearRect to clear the canvas every frame. * If the Stage is transparent Pixi will use clearRect to clear the canvas every frame.
* Disable this by setting this to false. For example if your game has a canvas filling background image you often don't need this set. * Disable this by setting this to false. For example if your game has a canvas filling background image you often don't need this set.
* *
* @property useClearRect * @property clearBeforeRender
* @type Boolean * @type Boolean
* @default * @default
*/ */
this.useClearRect = true; this.clearBeforeRender = true;
/** /**
* If true Pixi will Math.floor() x/y values when rendering, stopping pixel interpolation. * If true Pixi will Math.floor() x/y values when rendering, stopping pixel interpolation.
@ -194,12 +186,12 @@ PIXI.CanvasRenderer.prototype.render = function(stage)
this.context.setTransform(1,0,0,1,0,0); this.context.setTransform(1,0,0,1,0,0);
this.context.globalAlpha = 1; this.context.globalAlpha = 1;
if (!this.transparent && this.useFillRect) if (!this.transparent && this.clearBeforeRender)
{ {
this.context.fillStyle = stage.backgroundColorString; this.context.fillStyle = stage.backgroundColorString;
this.context.fillRect(0, 0, this.width, this.height); this.context.fillRect(0, 0, this.width, this.height);
} }
else if (this.transparent && this.useClearRect) else if (this.transparent && this.clearBeforeRender)
{ {
this.context.clearRect(0, 0, this.width, this.height); this.context.clearRect(0, 0, this.width, this.height);
} }