/// <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 DrawElementsCmd()
{
glPrimitiveRestartIndex = GL.Instance.GetDelegateFor("glPrimitiveRestartIndex", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glDrawElementsInstanced = GL.Instance.GetDelegateFor("glDrawElementsInstanced", GLDelegates.typeof_void_uint_int_uint_IntPtr_int) as GLDelegates.void_uint_int_uint_IntPtr_int;
glDrawElementsBaseVertex = GL.Instance.GetDelegateFor("glDrawElementsBaseVertex", GLDelegates.typeof_void_uint_int_uint_IntPtr_int) as GLDelegates.void_uint_int_uint_IntPtr_int;
glDrawElementsInstancedBaseVertex = GL.Instance.GetDelegateFor("glDrawElementsInstancedBaseVertex", GLDelegates.typeof_void_uint_int_uint_IntPtr_int_int) as GLDelegates.void_uint_int_uint_IntPtr_int_int;
}
private void DoRender()
{
var texture = this.TextureSource.BindingTexture;
if (texture != null)
{
if (glActiveTexture == null)
{
glActiveTexture = GL.Instance.GetDelegateFor("glActiveTexture", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
const uint textureUnitIndex = 0;
glActiveTexture(textureUnitIndex + GL.GL_TEXTURE0);
texture.Bind();
}
GL.Instance.Begin((uint)DrawMode.Quads);
for (int i = 0; i < positions.Length; i++)
{
vec3 position = positions[i];
GL.Instance.Vertex3f(position.x, position.y, position.z);
vec2 color = uvs[i];
GL.Instance.TexCoord2f(color.x, color.y);
}
GL.Instance.End();
if (texture != null)
{
texture.Unbind();
}
}
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 TransformFeedbackCalculator()
{
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;
glTransformFeedbackVaryings = GL.Instance.GetDelegateFor("glTransformFeedbackVaryings", GLDelegates.typeof_void_uint_int_stringN_uint) as GLDelegates.void_uint_int_stringN_uint;
glBindBufferBase = GL.Instance.GetDelegateFor("glBindBufferBase", GLDelegates.typeof_void_uint_uint_uint) as GLDelegates.void_uint_uint_uint;
glBeginTransformFeedback = GL.Instance.GetDelegateFor("glBeginTransformFeedback", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glEndTransformFeedback = GL.Instance.GetDelegateFor("glEndTransformFeedback", GLDelegates.typeof_void_void) as GLDelegates.void_void;
glGetBufferSubData = GL.Instance.GetDelegateFor("glGetBufferSubData", GLDelegates.typeof_void_uint_int_int_IntPtr) as GLDelegates.void_uint_int_int_IntPtr;
}
static QuadBuffers()
{
glGenVertexArrays = GL.Instance.GetDelegateFor("glGenVertexArrays", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glBindVertexArray = GL.Instance.GetDelegateFor("glBindVertexArray", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glDeleteVertexArrays = GL.Instance.GetDelegateFor("glDeleteVertexArrays", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glGenBuffers = GL.Instance.GetDelegateFor("glGenBuffers", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glBindBuffer = GL.Instance.GetDelegateFor("glBindBuffer", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glBufferData = GL.Instance.GetDelegateFor("glBufferData", GLDelegates.typeof_void_uint_int_IntPtr_uint) as GLDelegates.void_uint_int_IntPtr_uint;
glVertexAttribPointer = GL.Instance.GetDelegateFor("glVertexAttribPointer", GLDelegates.typeof_void_uint_int_uint_bool_int_IntPtr) as GLDelegates.void_uint_int_uint_bool_int_IntPtr;
glEnableVertexAttribArray = GL.Instance.GetDelegateFor("glEnableVertexAttribArray", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
/// <summary>
///
/// </summary>
/// <param name="program"></param>
protected override void DoSetUniform(ShaderProgram program)
{
if (activeTexture == null)
{
activeTexture = GL.Instance.GetDelegateFor("glActiveTexture", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
activeTexture(value.activeTextureIndex + GL.GL_TEXTURE0);
//OpenGL.BindTexture(GL.GL_TEXTURE_2D, value.TextureId);
GL.Instance.BindTexture(value.target, value.TextureId);
this.Location = program.glUniform(VarName, (int)value.activeTextureIndex);
}
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;
}
/// <summary>
///
/// </summary>
protected override void StateOn()
{
base.StateOn();
if (this.enableCapacityWhenStateOn)
{
if (glPrimitiveRestartIndex == null)
{
glPrimitiveRestartIndex = OpenGL.GetDelegateFor("glPrimitiveRestartIndex", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
glPrimitiveRestartIndex(RestartIndex);
}
}
static TransformFeedbackObject()
{
glGenTransformFeedbacks = GL.Instance.GetDelegateFor("glGenTransformFeedbacks", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glBindTransformFeedback = GL.Instance.GetDelegateFor("glBindTransformFeedback", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glDeleteTransformFeedbacks = GL.Instance.GetDelegateFor("glDeleteTransformFeedbacks", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glBindBufferBase = GL.Instance.GetDelegateFor("glBindBufferBase", GLDelegates.typeof_void_uint_uint_uint) as GLDelegates.void_uint_uint_uint;
glBindBufferRange = GL.Instance.GetDelegateFor("glBindBufferRange", GLDelegates.typeof_void_uint_uint_uint_int_int) as GLDelegates.void_uint_uint_uint_int_int;
//glTransformFeedbackVaryings = GL.Instance.GetDelegateFor("glTransformFeedbackVaryings", GLDelegates.typeof_void_uint_int_stringN_uint) as GLDelegates.void_uint_int_stringN_uint;
glGetTransformFeedbackVarying = GL.Instance.GetDelegateFor("glGetTransformFeedbackVarying", GLDelegates.typeof_void_uint_uint_int_intN_intN_uintN_string) as GLDelegates.void_uint_uint_int_intN_intN_uintN_string;
glBeginTransformFeedback = GL.Instance.GetDelegateFor("glBeginTransformFeedback", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glPauseTransformFeedback = GL.Instance.GetDelegateFor("glPauseTransformFeedback", GLDelegates.typeof_void_void) as GLDelegates.void_void;
glResumeTransformFeedback = GL.Instance.GetDelegateFor("glResumeTransformFeedback", GLDelegates.typeof_void_void) as GLDelegates.void_void;
glEndTransformFeedback = GL.Instance.GetDelegateFor("glEndTransformFeedback", GLDelegates.typeof_void_void) as GLDelegates.void_void;
glDrawTransformFeedback = GL.Instance.GetDelegateFor("glDrawTransformFeedback", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
}
static GLBuffer()
{
glGenBuffers = GL.Instance.GetDelegateFor("glGenBuffers", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glBindBuffer = GL.Instance.GetDelegateFor("glBindBuffer", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glBufferData = GL.Instance.GetDelegateFor("glBufferData", GLDelegates.typeof_void_uint_int_IntPtr_uint) as GLDelegates.void_uint_int_IntPtr_uint;
glMapBuffer = GL.Instance.GetDelegateFor("glMapBuffer", GLDelegates.typeof_IntPtr_uint_uint) as GLDelegates.IntPtr_uint_uint;
glMapBufferRange = GL.Instance.GetDelegateFor("glMapBufferRange", GLDelegates.typeof_IntPtr_uint_int_int_uint) as GLDelegates.IntPtr_uint_int_int_uint;
glUnmapBuffer = GL.Instance.GetDelegateFor("glUnmapBuffer", GLDelegates.typeof_bool_uint) as GLDelegates.bool_uint;
glVertexAttribPointer = GL.Instance.GetDelegateFor("glVertexAttribPointer", GLDelegates.typeof_void_uint_int_uint_bool_int_IntPtr) as GLDelegates.void_uint_int_uint_bool_int_IntPtr;
glVertexAttribIPointer = GL.Instance.GetDelegateFor("glVertexAttribIPointer", GLDelegates.typeof_void_uint_int_uint_int_IntPtr) as GLDelegates.void_uint_int_uint_int_IntPtr;
glVertexAttribLPointer = GL.Instance.GetDelegateFor("glVertexAttribLPointer", GLDelegates.typeof_void_uint_int_uint_int_IntPtr) as GLDelegates.void_uint_int_uint_int_IntPtr;
glPatchParameteri = GL.Instance.GetDelegateFor("glPatchParameteri", GLDelegates.typeof_void_uint_int) as GLDelegates.void_uint_int;
glPatchParameterfv = GL.Instance.GetDelegateFor("glPatchParameterfv", GLDelegates.typeof_void_uint_floatN) as GLDelegates.void_uint_floatN;
glEnableVertexAttribArray = GL.Instance.GetDelegateFor("glEnableVertexAttribArray", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glVertexAttribDivisor = GL.Instance.GetDelegateFor("glVertexAttribDivisor", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
}
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;
}
static Framebuffer()
{
glGenFramebuffers = GL.Instance.GetDelegateFor("glGenFramebuffers", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glBindFramebuffer = GL.Instance.GetDelegateFor("glBindFramebuffer", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glFramebufferTexture = GL.Instance.GetDelegateFor("glFramebufferTexture", GLDelegates.typeof_void_uint_uint_uint_int) as GLDelegates.void_uint_uint_uint_int;
glFramebufferTexture2D = GL.Instance.GetDelegateFor("glFramebufferTexture2D", GLDelegates.typeof_void_uint_uint_uint_uint_int) as GLDelegates.void_uint_uint_uint_uint_int;
glDrawBuffers = GL.Instance.GetDelegateFor("glDrawBuffers", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glDrawBuffer = GL.Instance.GetDelegateFor("glDrawBuffer", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glReadBuffer = GL.Instance.GetDelegateFor("glReadBuffer", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glFramebufferRenderbuffer = GL.Instance.GetDelegateFor("glFramebufferRenderbuffer", GLDelegates.typeof_void_uint_uint_uint_uint) as GLDelegates.void_uint_uint_uint_uint;
glFramebufferParameteri = GL.Instance.GetDelegateFor("glFramebufferParameteri", GLDelegates.typeof_void_uint_uint_int) as GLDelegates.void_uint_uint_int;
glCheckFramebufferStatus = GL.Instance.GetDelegateFor("glCheckFramebufferStatus", GLDelegates.typeof_uint_uint) as GLDelegates.uint_uint;
glDeleteFramebuffers = GL.Instance.GetDelegateFor("glDeleteFramebuffers", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
Framebuffer.bindingStack.Push(null);// default framebuffer with Id = 0.
}
/// <summary>
///
/// </summary>
/// <param name="program"></param>
protected override void DoSetUniform(ShaderProgram program)
{
if (activeTexture == null)
{
activeTexture = GL.Instance.GetDelegateFor("glActiveTexture", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
for (int i = 0; i < this.Value.Length; i++)
{
samplerValue value = this.Value[i];
activeTexture(value.activeTextureIndex + GL.GL_TEXTURE0);
//OpenGL.BindTexture(GL.GL_TEXTURE_2D, this.value[i].TextureId);
GL.Instance.BindTexture(value.target, value.TextureId);
// TODO: assign the first location or last?
this.Location = program.glUniform(VarName, (int)value.activeTextureIndex);
}
}
static GLBuffer()
{
glGenBuffers = OpenGL.GetDelegateFor("glGenBuffers", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glBindBuffer = OpenGL.GetDelegateFor("glBindBuffer", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glBufferData = OpenGL.GetDelegateFor("glBufferData", GLDelegates.typeof_void_uint_int_IntPtr_uint) as GLDelegates.void_uint_int_IntPtr_uint;
glDeleteBuffers = OpenGL.GetDelegateFor("glDeleteBuffers", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glMapBuffer = OpenGL.GetDelegateFor("glMapBuffer", GLDelegates.typeof_IntPtr_uint_uint) as GLDelegates.IntPtr_uint_uint;
glMapBufferRange = OpenGL.GetDelegateFor("glMapBufferRange", GLDelegates.typeof_IntPtr_uint_int_int_uint) as GLDelegates.IntPtr_uint_int_int_uint;
glUnmapBuffer = OpenGL.GetDelegateFor("glUnmapBuffer", GLDelegates.typeof_bool_uint) as GLDelegates.bool_uint;
glVertexAttribPointer = OpenGL.GetDelegateFor("glVertexAttribPointer", GLDelegates.typeof_void_uint_int_uint_bool_int_IntPtr) as GLDelegates.void_uint_int_uint_bool_int_IntPtr;
glVertexAttribIPointer = OpenGL.GetDelegateFor("glVertexAttribIPointer", GLDelegates.typeof_void_uint_int_uint_int_IntPtr) as GLDelegates.void_uint_int_uint_int_IntPtr;
glVertexAttribLPointer = OpenGL.GetDelegateFor("glVertexAttribLPointer", GLDelegates.typeof_void_uint_int_uint_int_IntPtr) as GLDelegates.void_uint_int_uint_int_IntPtr;
glPatchParameteri = OpenGL.GetDelegateFor("glPatchParameteri", GLDelegates.typeof_void_uint_int) as GLDelegates.void_uint_int;
glEnableVertexAttribArray = OpenGL.GetDelegateFor("glEnableVertexAttribArray", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glVertexAttribDivisor = OpenGL.GetDelegateFor("glVertexAttribDivisor", GLDelegates.typeof_void_uint_uint) as GLDelegates.void_uint_uint;
glDrawArraysInstanced = OpenGL.GetDelegateFor("glDrawArraysInstanced", GLDelegates.typeof_void_uint_int_int_int) as GLDelegates.void_uint_int_int_int;
glDrawElementsInstanced = OpenGL.GetDelegateFor("glDrawElementsInstanced", GLDelegates.typeof_void_uint_int_uint_IntPtr_int) as GLDelegates.void_uint_int_uint_IntPtr_int;
}
/// <summary>
/// resources(bitmap etc.) can be disposed after this initialization.
/// </summary>
public void Initialize()
{
if (!this.initialized)
{
if (activeTexture == null)
{
activeTexture = GL.Instance.GetDelegateFor("glActiveTexture", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
activeTexture(this.ActiveTextureIndex + GL.GL_TEXTURE0);
GL.Instance.GenTextures(1, id);
TextureTarget target = this.Target;
GL.Instance.BindTexture((uint)target, id[0]);
this.Sampler.Bind(this.ActiveTextureIndex, target);
this.ImageFiller.Fill();
//OpenGL.GenerateMipmap((MipmapTarget)((uint)target));// TODO: does this work?
//this.SamplerBuilder.Unbind(GL.GL_TEXTURE0 - GL.GL_TEXTURE0, this.Target);
GL.Instance.BindTexture((uint)this.Target, 0);
this.initialized = true;
}
}
/// <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;
}
static UniformSampler()
{
glActiveTexture = OpenGL.GetDelegateFor("glActiveTexture", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
static ParticlesNode()
{
glBindImageTexture = GL.Instance.GetDelegateFor("glBindImageTexture", GLDelegates.typeof_void_uint_uint_int_bool_int_uint_uint) as GLDelegates.void_uint_uint_int_bool_int_uint_uint;
glDispatchCompute = GL.Instance.GetDelegateFor("glDispatchCompute", GLDelegates.typeof_void_uint_uint_uint) as GLDelegates.void_uint_uint_uint;
glMemoryBarrier = GL.Instance.GetDelegateFor("glMemoryBarrier", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
static DrawElementsCmd()
{
glPrimitiveRestartIndex = GL.Instance.GetDelegateFor("glPrimitiveRestartIndex", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
static ImageProcessingComputeRenderer()
{
glMemoryBarrier = OpenGL.GetDelegateFor("glMemoryBarrier", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glBindImageTexture = OpenGL.GetDelegateFor("glBindImageTexture", GLDelegates.typeof_void_uint_uint_int_bool_int_uint_uint) as GLDelegates.void_uint_uint_int_bool_int_uint_uint;
}
static PeelingNode()
{
glBlendEquation = GL.Instance.GetDelegateFor("glBlendEquation", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glBlendFuncSeparate = GL.Instance.GetDelegateFor("glBlendFuncSeparate", GLDelegates.typeof_void_uint_uint_uint_uint) as GLDelegates.void_uint_uint_uint_uint;
}
static CubemapNode()
{
glGenerateMipmap = GL.Instance.GetDelegateFor("glGenerateMipmap", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
static ParticleSimulatorRenderer()
{
glMemoryBarrier = OpenGL.GetDelegateFor("glMemoryBarrier", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
static BlendEquationSwitch()
{
glBlendEquation = GL.Instance.GetDelegateFor("glBlendEquation", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
static Texture()
{
glActiveTexture = OpenGL.GetDelegateFor("glActiveTexture", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
static VertexArrayObject()
{
glGenVertexArrays = GL.Instance.GetDelegateFor("glGenVertexArrays", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
glBindVertexArray = GL.Instance.GetDelegateFor("glBindVertexArray", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
glDeleteVertexArrays = GL.Instance.GetDelegateFor("glDeleteVertexArrays", GLDelegates.typeof_void_int_uintN) as GLDelegates.void_int_uintN;
}
static MipmapBuilder()
{
glGenerateMipmap = GL.Instance.GetDelegateFor("glGenerateMipmap", GLDelegates.typeof_void_uint) as GLDelegates.void_uint;
}
