public virtual async Task <GLShader> CreateFromResourceAsync(string resourceName)
{
ResetObject();
var shader = await _context.CreateShaderAsync(_shaderType);
await _context.ShaderSourceAsync(shader, await ResourceLoader.LoadAsTextAsync(resourceName));
await _context.CompileShaderAsync(shader);
if (!await _context.GetShaderParameterAsync <bool>(shader, ShaderParameter.COMPILE_STATUS))
{
LastError = await _context.GetShaderInfoLogAsync(shader);
LastState = LastStateType.Failed;
return(this);
}
await _context.AttachShaderAsync(_program, shader);
LastState = LastStateType.Success;
GLObjectValue = shader;
return(this);
}
private async Task <WebGLShader> LoadShaderAsync(WebGLContext gl, ShaderType type, string source)
{
var shader = await gl.CreateShaderAsync(type);
await gl.ShaderSourceAsync(shader, source);
await gl.CompileShaderAsync(shader);
if (!await gl.GetShaderParameterAsync <bool>(shader, ShaderParameter.COMPILE_STATUS))
{
string info = await gl.GetShaderInfoLogAsync(shader);
await gl.DeleteShaderAsync(shader);
throw new Exception("An error occured while compiling the shader: " + info);
}
return(shader);
}