loadShader method
Implementation
Shader? loadShader(int type, String shaderStr) {
Shader shader = context.createShader(type);
context.shaderSource(shader, shaderStr);
// Compile the shader
context.compileShader(shader);
var ret = context.getShaderParameter(shader, WebGL.COMPILE_STATUS);
if (ret == false) {
var log = context.getShaderInfoLog(shader);
print("FlipTexture: $log");
return null;
}
return shader;
}