KSYGPUFilter Class Reference Inherits from GPUImageFilter Declared in KSYGPUFilter.h Overview KSY的滤镜基类 继承自GPUImageFilter的基本类 添加了重新载入shader的接口 – init 构造 - (instancetype)init Declared In KSYGPUFilter.h – reload: 重新载入纹理shader的代码 - (void)reload:(NSString *)fragmentShaderString Parameters fragmentShaderString 新的纹理shader的代码 Declared In KSYGPUFilter.h