C++ 警告：无法绑定变量（该变量不存在或已被优化）
我试图传递一个变量timeVar（最初设置为0.0的浮点值），该变量在display（）方法中随行变化C++ 警告：无法绑定变量（该变量不存在或已被优化）,c++,opengl,glsl,fragment-shader,opengl-4,C++,Opengl,Glsl,Fragment Shader,Opengl 4,我试图传递一个变量timeVar（最初设置为0.0的浮点值），该变量在display（）方法中随行变化 timeVar = time(0); 到我的片段着色器。然后我做这个 safe_glUniform1f(h_uTime, timeVar); 然后像这样把它传给我的着色器程序 h_uTime = safe_glGetAttribLocation(h_program, "uTime"); 但我一直在犯这个错误。请帮忙 WARN: uTime cannot be bound (it eit
timeVar = time(0);
safe_glUniform1f(h_uTime, timeVar);
h_uTime = safe_glGetAttribLocation(h_program, "uTime");
WARN: uTime cannot be bound (it either doesn't exist or has been optimized
away). safe_glAttrib calls will silently ignore it.
由于
uTimeglGetAttriblLocationglGetUniformLocationuTimeglGetUniformLocation