EffectNode.prototype.buildShader = function()

in seriously.js [2312:2349]

35 lines of code
13 McCabe index (conditional complexity)


		EffectNode.prototype.buildShader = function () {
			var shader, effect = this.effect;
			if (this.shaderDirty) {
				if (effect.commonShader && commonShaders[this.hook]) {
					if (!this.shader) {
						commonShaders[this.hook].count++;
					}
					this.shader = commonShaders[this.hook].shader;
				} else if (effect.shader) {
					if (this.shader && !effect.commonShader) {
						this.shader.destroy();
					}
					shader = effect.shader.call(this, this.inputs, {
						vertex: baseVertexShader,
						fragment: baseFragmentShader
					}, Seriously.util);

					if (shader instanceof ShaderProgram) {
						this.shader = shader;
					} else if (shader && shader.vertex && shader.fragment) {
						this.shader = new ShaderProgram(gl, shader.vertex, shader.fragment);
					} else {
						this.shader = baseShader;
					}

					if (effect.commonShader) {
						commonShaders[this.hook] = {
							count: 1,
							shader: this.shader
						};
					}
				} else {
					this.shader = baseShader;
				}

				this.shaderDirty = false;
			}
		};