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Added createTexture2D.forceSize parameter, videoToTexture method and strengthened empty texture creation

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This commit is contained in:
Richard Davey 2019-10-03 17:49:58 +01:00
parent 3dd82c4e02
commit 49012d6237
1 changed files with 64 additions and 5 deletions
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69
src/renderer/webgl/WebGLRenderer.js
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@ -1497,9 +1497,10 @@ var WebGLRenderer = new Class({
*
* @return {WebGLTexture} The WebGLTexture that was created.
*/
createTexture2D: function (mipLevel, minFilter, magFilter, wrapT, wrapS, format, pixels, width, height, pma)
createTexture2D: function (mipLevel, minFilter, magFilter, wrapT, wrapS, format, pixels, width, height, pma, forceSize)
{
pma = (pma === undefined || pma === null) ? true : pma;
if (forceSize === undefined) { forceSize = false; }
var gl = this.gl;
var texture = gl.createTexture();
@ -1518,10 +1519,13 @@ var WebGLRenderer = new Class({
}
else
{
gl.texImage2D(gl.TEXTURE_2D, mipLevel, format, format, gl.UNSIGNED_BYTE, pixels);
if (!forceSize)
{
width = pixels.width;
height = pixels.height;
}
width = pixels.width;
height = pixels.height;
gl.texImage2D(gl.TEXTURE_2D, mipLevel, format, format, gl.UNSIGNED_BYTE, pixels);
}
this.setTexture2D(null, 0);
@ -2312,7 +2316,10 @@ var WebGLRenderer = new Class({
{
this.setTexture2D(dstTexture, 0);
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, srcCanvas);
if (srcCanvas.width > 0 && srcCanvas.height > 0)
{
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, srcCanvas);
}
dstTexture.width = srcCanvas.width;
dstTexture.height = srcCanvas.height;
@ -2323,6 +2330,58 @@ var WebGLRenderer = new Class({
return dstTexture;
},
/**
* Creates a WebGL Texture based on the given canvas element.
*
* @method Phaser.Renderer.WebGL.WebGLRenderer#videoToTexture
* @since 3.0.0
*
* @param {HTMLVideoElement} srcVideo - The Video element that will be used to populate the texture.
* @param {WebGLTexture} [dstTexture] - Is this going to replace an existing texture? If so, pass it here.
* @param {boolean} [noRepeat=false] - Should this canvas never be allowed to set REPEAT? (such as for Text objects)
*
* @return {WebGLTexture} The newly created WebGL Texture.
*/
videoToTexture: function (srcVideo, dstTexture, noRepeat)
{
if (noRepeat === undefined) { noRepeat = false; }
var gl = this.gl;
var width = srcVideo.videoWidth;
var height = srcVideo.videoHeight;
if (!dstTexture)
{
var wrapping = gl.CLAMP_TO_EDGE;
if (!noRepeat && IsSizePowerOfTwo(width, height))
{
wrapping = gl.REPEAT;
}
var filter = (this.config.antialias) ? gl.LINEAR : gl.NEAREST;
dstTexture = this.createTexture2D(0, filter, filter, wrapping, wrapping, gl.RGBA, srcVideo, width, height, true, true);
}
else if (dstTexture)
{
if (width > 0 && height > 0)
{
this.setTexture2D(dstTexture, 0);
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, srcVideo);
dstTexture.width = width;
dstTexture.height = height;
this.setTexture2D(null, 0);
}
}
return dstTexture;
},
/**
* Sets the minification and magnification filter for a texture.
*