protected WebGLProgram SetUpProgram(
WebGLRenderingContextBase gl,
string vertexShaderSource = "void main() {}",
string fragmentShaderSource = "void main() {}")
{
var vertexShader = gl.CreateShader(WebGLRenderingContextBase.VERTEX_SHADER);
gl.ShaderSource(vertexShader, vertexShaderSource);
gl.CompileShader(vertexShader);
var fragmentShader = gl.CreateShader(WebGLRenderingContextBase.FRAGMENT_SHADER);
gl.ShaderSource(fragmentShader, fragmentShaderSource);
gl.CompileShader(fragmentShader);
var program = gl.CreateProgram();
gl.AttachShader(program, vertexShader);
gl.AttachShader(program, fragmentShader);
gl.LinkProgram(program);
return(program);
}
public static WebGLShader GetShader(this WebGLRenderingContextBase gl, string shaderSource, uint type)
{
var shader = gl.CreateShader(type);
gl.ShaderSource(shader, shaderSource);
gl.CompileShader(shader);
var message = gl.GetShaderInfoLog(shader);
if (message.Length > 0)
{
var msg = $"Shader Error: {message}";
throw new Exception(msg);
}
return(shader);
}