uint compileShader(OpenGL.ShaderType type, string source)
{
uint id = Gl.CreateShader(type);
Gl.ShaderSource(id, new string[] { source });
Gl.CompileShader(id);
// Check for compilation errors
int result;
Gl.GetShader(id, ShaderParameterName.CompileStatus, out result);
if (result == 0)
{
int length;
Gl.GetShader(id, ShaderParameterName.InfoLogLength, out length);
StringBuilder infoLog = new StringBuilder(length);
Gl.GetShaderInfoLog(id, length, out length, infoLog);
string shaderType = "Vertex";
if (type == OpenGL.ShaderType.GeometryShader)
{
shaderType = "Geometry";
}
if (type == OpenGL.ShaderType.FragmentShader)
{
shaderType = "Fragment";
}
Debug.WriteLine("ERROR: " + shaderType + " shader: " + infoLog.ToString());
}
return(id);
}
private uint Compile(OpenGL.ShaderType shaderType, string source)
{
uint shader = Gl.CreateShader(shaderType);
Gl.ShaderSource(shader, new string[] { source });
Gl.CompileShader(shader);
Gl.GetShader(shader, ShaderParameterName.CompileStatus, out int success);
if (success == Gl.FALSE)
{
// compile error
Gl.GetShader(shader, ShaderParameterName.InfoLogLength, out int length);
StringBuilder logBuilder = new StringBuilder();
Gl.GetShaderInfoLog(shader, length, out int _, logBuilder);
Debug.LogWarning(string.Format("Shader compilation failed:\n{0}\n{1}", source, logBuilder.ToString()));
}
return(shader);
}
