texture gl

gistfile1.txt

this.tInput = this.webGL_createTexture(2048.0, this.GL.RGBA, this.GL.NEAREST, this.GL.NEAREST, this.GL.UNSIGNED_BYTE, true);


WebglFrag.prototype.webGL_createTexture = function(textureSize, format, maxFilter, minFilter, type, unBind) {
    
    var texture = this.GL.createTexture();

    texture.size = textureSize;

    this.GL.bindTexture(this.GL.TEXTURE_2D, texture);

    this.GL.texImage2D(this.GL.TEXTURE_2D, 0, this.GL.RGBA, this.GL.RGBA, this.GL.UNSIGNED_BYTE, this.canvasSource);

    this.GL.texParameteri(this.GL.TEXTURE_2D, this.GL.TEXTURE_MAG_FILTER, this.GL.NEAREST);

    this.GL.texParameteri(this.GL.TEXTURE_2D, this.GL.TEXTURE_MIN_FILTER, this.GL.NEAREST);

    this.GL.texParameteri(this.GL.TEXTURE_2D, this.GL.TEXTURE_WRAP_S, this.GL.CLAMP_TO_EDGE);

    this.GL.texParameteri(this.GL.TEXTURE_2D, this.GL.TEXTURE_WRAP_T, this.GL.CLAMP_TO_EDGE);

    return texture;
}