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beginCapture can accept dimensions. Reset scissor enables even if same size. Always set drawing height.

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This commit is contained in:
Richard Davey 2020-12-10 16:55:00 +00:00
parent 21b968363c
commit f1dbea4ead
1 changed files with 17 additions and 5 deletions
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22
src/renderer/webgl/WebGLRenderer.js
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@ -882,21 +882,30 @@ var WebGLRenderer = new Class({
/** /**
* Binds the WebGL Renderers Render Target, so all drawn content is now redirected to it. * Binds the WebGL Renderers Render Target, so all drawn content is now redirected to it.
* *
* Make sure to call `endCapture`. * Make sure to call `endCapture` when you are finished.
* *
* @method Phaser.Renderer.WebGL.WebGLRenderer#beginCapture * @method Phaser.Renderer.WebGL.WebGLRenderer#beginCapture
* @since 3.50.0 * @since 3.50.0
*
* @param {number} [width] - Optional new width of the Render Target.
* @param {number} [height] - Optional new height of the Render Target.
*/ */
beginCapture: function () beginCapture: function (width, height)
{ {
this.renderTarget.bind(true); if (width === undefined) { width = this.width; }
if (height === undefined) { height = this.height; }
this.resetTextures(true); this.renderTarget.bind(true, width, height);
this.resetTextures();
}, },
/** /**
* Unbinds the WebGL Renderers Render Target and returns it, stopping any further content being drawn to it. * Unbinds the WebGL Renderers Render Target and returns it, stopping any further content being drawn to it.
* *
* If the viewport or scissors were modified during the capture, you should reset them by calling
* `resetViewport` and `resetScissor` accordingly.
*
* @method Phaser.Renderer.WebGL.WebGLRenderer#endCapture * @method Phaser.Renderer.WebGL.WebGLRenderer#endCapture
* @since 3.50.0 * @since 3.50.0
* *
@ -1073,6 +1082,8 @@ var WebGLRenderer = new Class({
{ {
var gl = this.gl; var gl = this.gl;
gl.enable(gl.SCISSOR_TEST);
var current = this.currentScissor; var current = this.currentScissor;
if (current) if (current)
@ -1084,7 +1095,6 @@ var WebGLRenderer = new Class({
if (width > 0 && height > 0) if (width > 0 && height > 0)
{ {
gl.enable(gl.SCISSOR_TEST);
gl.scissor(x, (this.drawingBufferHeight - y - height), width, height); gl.scissor(x, (this.drawingBufferHeight - y - height), width, height);
} }
} }
@ -1141,6 +1151,8 @@ var WebGLRenderer = new Class({
var gl = this.gl; var gl = this.gl;
gl.viewport(0, 0, this.width, this.height); gl.viewport(0, 0, this.width, this.height);
this.drawingBufferHeight = gl.drawingBufferHeight;
}, },
/** /**