/// <summary>
/// Create and compile this shader.
/// </summary>
/// <param name="shaderType"></param>
/// <param name="source"></param>
protected void Create(uint shaderType, string source)
{
if (glCreateShader == null)
{
glCreateShader = GL.Instance.GetDelegateFor("glCreateShader", GLDelegates.typeof_uint_uint) as GLDelegates.uint_uint;
glShaderSource = GL.Instance.GetDelegateFor("glShaderSource", GLDelegates.typeof_void_uint_int_stringN_intN) as GLDelegates.void_uint_int_stringN_intN;;
glCompileShader = GL.Instance.GetDelegateFor("glCompileShader", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;;
glDeleteShader = GL.Instance.GetDelegateFor("glDeleteShader", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;;
glGetShaderiv = GL.Instance.GetDelegateFor("glGetShaderiv", GLDelegates.typeof_void_uint_uint_intN) as GLDelegates.void_uint_uint_intN;;
glGetShaderInfoLog = GL.Instance.GetDelegateFor("glGetShaderInfoLog", GLDelegates.typeof_void_uint_int_IntPtr_StringBuilder) as GLDelegates.void_uint_int_IntPtr_StringBuilder;;
}
// Create the OpenGL shader object.
uint shaderId = glCreateShader(shaderType);
// Set the shader source.
glShaderSource(shaderId, 1, new[] { source }, new[] { source.Length });
// Compile the shader object.
glCompileShader(shaderId);
// Now that we've compiled the shader, check it's compilation status. If it's not compiled properly, we're
// going to throw an exception.
if (GetCompileStatus(shaderId) == false)
{
string log = this.GetInfoLog(shaderId);
throw new Exception(
string.Format("Failed to compile shader with ID {0}: {1}", shaderId.ToString(), log));
}
this.ShaderId = shaderId;
}
static Shader()
{
glCreateShader = GL.Instance.GetDelegateFor("glCreateShader", GLDelegates.typeof_uint_uint) as GLDelegates.uint_uint;
glShaderSource = GL.Instance.GetDelegateFor("glShaderSource", GLDelegates.typeof_void_uint_int_stringN_intN) as GLDelegates.void_uint_int_stringN_intN;;
glCompileShader = GL.Instance.GetDelegateFor("glCompileShader", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;;
glDeleteShader = GL.Instance.GetDelegateFor("glDeleteShader", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;;
glGetShaderiv = GL.Instance.GetDelegateFor("glGetShaderiv", GLDelegates.typeof_void_uint_uint_intN) as GLDelegates.void_uint_uint_intN;;
glGetShaderInfoLog = GL.Instance.GetDelegateFor("glGetShaderInfoLog", GLDelegates.typeof_void_uint_int_IntPtr_StringBuilder) as GLDelegates.void_uint_int_IntPtr_StringBuilder;;
}
static ShaderProgram()
{
glCreateProgram = GL.Instance.GetDelegateFor("glCreateProgram", GLDelegates.typeof_uint_void) as GLDelegates.uint_void;
glAttachShader = GL.Instance.GetDelegateFor("glAttachShader", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glLinkProgram = GL.Instance.GetDelegateFor("glLinkProgram", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glDetachShader = GL.Instance.GetDelegateFor("glDetachShader", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glDeleteProgram = GL.Instance.GetDelegateFor("glDeleteProgram", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glGetAttribLocation = GL.Instance.GetDelegateFor("glGetAttribLocation", GLDelegates.typeof_int_uint_string) as GLDelegates.int_uint_string;
glUseProgram = GL.Instance.GetDelegateFor("glUseProgram", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glGetProgramiv = GL.Instance.GetDelegateFor("glGetProgramiv", GLDelegates.typeof_void_uint_uint_intN) as GLDelegates.void_uint_uint_intN;
glGetUniformLocation = GL.Instance.GetDelegateFor("glGetUniformLocation", GLDelegates.typeof_int_uint_string) as GLDelegates.int_uint_string;
}
static Query()
{
glGenQueries = GL.Instance.GetDelegateFor("glGenQueries", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glIsQuery = GL.Instance.GetDelegateFor("glIsQuery", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glBeginQuery = GL.Instance.GetDelegateFor("glBeginQuery", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glEndQuery = GL.Instance.GetDelegateFor("glEndQuery", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glGetQueryiv = GL.Instance.GetDelegateFor("glGetQueryiv", GLDelegates.typeof_void_uint_uint_intN) as GLDelegates.void_uint_uint_intN;
glBeginConditionalRender = GL.Instance.GetDelegateFor("glBeginConditionalRender", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glEndConditionalRender = GL.Instance.GetDelegateFor("glEndConditionalRender", GLDelegates.typeof_void_void) as GLDelegates.void_void;
glGetQueryObjectiv = GL.Instance.GetDelegateFor("glGetQueryObjectiv", GLDelegates.typeof_void_uint_uint_intN) as GLDelegates.void_uint_uint_intN;
glGetQueryObjectuiv = GL.Instance.GetDelegateFor("glGetQueryObjectuiv", GLDelegates.typeof_void_uint_uint_uintN) as GLDelegates.void_uint_uint_uintN;
glDeleteQueries = GL.Instance.GetDelegateFor("glDeleteQueries", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
}
static ShaderProgram()
{
glCreateProgram = GL.Instance.GetDelegateFor("glCreateProgram", GLDelegates.typeof_uint_void) as GLDelegates.uint_void;
glAttachShader = GL.Instance.GetDelegateFor("glAttachShader", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glLinkProgram = GL.Instance.GetDelegateFor("glLinkProgram", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glDetachShader = GL.Instance.GetDelegateFor("glDetachShader", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glDeleteProgram = GL.Instance.GetDelegateFor("glDeleteProgram", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glGetAttribLocation = GL.Instance.GetDelegateFor("glGetAttribLocation", GLDelegates.typeof_int_uint_string) as GLDelegates.int_uint_string;
glGetActiveUniform = GL.Instance.GetDelegateFor("glGetActiveUniform", GLDelegates.typeof_void_uint_uint_int_intN_intN_uintN_string) as GLDelegates.void_uint_uint_int_intN_intN_uintN_string;
glGetProgramInfoLog = GL.Instance.GetDelegateFor("glGetProgramInfoLog", GLDelegates.typeof_void_uint_int_IntPtr_StringBuilder) as GLDelegates.void_uint_int_IntPtr_StringBuilder;
glGetUniformfv = GL.Instance.GetDelegateFor("glGetUniformfv", GLDelegates.typeof_void_uint_int_floatN) as GLDelegates.void_uint_int_floatN;
glGetUniformiv = GL.Instance.GetDelegateFor("glGetUniformiv", GLDelegates.typeof_void_uint_int_intN) as GLDelegates.void_uint_int_intN;
glUseProgram = GL.Instance.GetDelegateFor("glUseProgram", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glGetProgramiv = GL.Instance.GetDelegateFor("glGetProgramiv", GLDelegates.typeof_void_uint_uint_intN) as GLDelegates.void_uint_uint_intN;
glGetUniformLocation = GL.Instance.GetDelegateFor("glGetUniformLocation", GLDelegates.typeof_int_uint_string) as GLDelegates.int_uint_string;
}
/// <summary>
/// Initialize this shader program object.
/// </summary>
/// <param name="shaders"></param>
public void Initialize(params Shader[] shaders)
{
//if (shaders.Length < 1) { throw new ArgumentException(); }
if (glCreateProgram == null)
{
glCreateProgram = GL.Instance.GetDelegateFor("glCreateProgram", GLDelegates.typeof_uint_void) as GLDelegates.uint_void;
glAttachShader = GL.Instance.GetDelegateFor("glAttachShader", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glLinkProgram = GL.Instance.GetDelegateFor("glLinkProgram", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glDetachShader = GL.Instance.GetDelegateFor("glDetachShader", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glDeleteProgram = GL.Instance.GetDelegateFor("glDeleteProgram", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glGetAttribLocation = GL.Instance.GetDelegateFor("glGetAttribLocation", GLDelegates.typeof_int_uint_string) as GLDelegates.int_uint_string;
glUseProgram = GL.Instance.GetDelegateFor("glUseProgram", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glGetProgramiv = GL.Instance.GetDelegateFor("glGetProgramiv", GLDelegates.typeof_void_uint_uint_intN) as GLDelegates.void_uint_uint_intN;
glGetUniformLocation = GL.Instance.GetDelegateFor("glGetUniformLocation", GLDelegates.typeof_int_uint_string) as GLDelegates.int_uint_string;
}
uint programId = glCreateProgram();
foreach (Shader item in shaders)
{
glAttachShader(programId, item.ShaderId);
}
glLinkProgram(programId);
if (this.GetLinkStatus(programId) == false)
{
string log = this.GetInfoLog(programId);
throw new Exception(
string.Format("Failed to compile shader with ID {0}: {1}",
programId.ToString(), log));
}
foreach (Shader item in shaders)
{
glDetachShader(programId, item.ShaderId);
}
this.ProgramId = programId;
}
