public ShaderProgram()
{
if (glCreateProgram == null)
{
glCreateProgram = OpenGL.GetDelegateFor <OpenGL.glCreateProgram>();
glAttachShader = OpenGL.GetDelegateFor <OpenGL.glAttachShader>();
glLinkProgram = OpenGL.GetDelegateFor <OpenGL.glLinkProgram>();
glDetachShader = OpenGL.GetDelegateFor <OpenGL.glDetachShader>();
glDeleteProgram = OpenGL.GetDelegateFor <OpenGL.glDeleteProgram>();
glGetAttribLocation = OpenGL.GetDelegateFor <OpenGL.glGetAttribLocation>();
glUseProgram = OpenGL.GetDelegateFor <OpenGL.glUseProgram>();
glGetProgramiv = OpenGL.GetDelegateFor <OpenGL.glGetProgramiv>();
glUniform1ui = OpenGL.GetDelegateFor <OpenGL.glUniform1ui>();
glUniform2ui = OpenGL.GetDelegateFor <OpenGL.glUniform2ui>();
glUniform3ui = OpenGL.GetDelegateFor <OpenGL.glUniform3ui>();
glUniform4ui = OpenGL.GetDelegateFor <OpenGL.glUniform4ui>();
glUniform1i = OpenGL.GetDelegateFor <OpenGL.glUniform1i>();
glUniform2i = OpenGL.GetDelegateFor <OpenGL.glUniform2i>();
glUniform3i = OpenGL.GetDelegateFor <OpenGL.glUniform3i>();
glUniform4i = OpenGL.GetDelegateFor <OpenGL.glUniform4i>();
glUniform1f = OpenGL.GetDelegateFor <OpenGL.glUniform1f>();
glUniform2f = OpenGL.GetDelegateFor <OpenGL.glUniform2f>();
glUniform3f = OpenGL.GetDelegateFor <OpenGL.glUniform3f>();
glUniform4f = OpenGL.GetDelegateFor <OpenGL.glUniform4f>();
glUniformMatrix2fv = OpenGL.GetDelegateFor <OpenGL.glUniformMatrix2fv>();
glUniformMatrix3fv = OpenGL.GetDelegateFor <OpenGL.glUniformMatrix3fv>();
glUniformMatrix4fv = OpenGL.GetDelegateFor <OpenGL.glUniformMatrix4fv>();
glGetUniformLocation = OpenGL.GetDelegateFor <OpenGL.glGetUniformLocation>();
}
this.ShaderProgramObject = glCreateProgram();
}
/// <summary>
/// </summary>
/// <param name="uniformName"></param>
/// <param name="m"></param>
public int SetUniformMatrix2(string uniformName, float[] m)
{
int location = GetUniformLocation(uniformName);
if (location >= 0)
{
if (glUniformMatrix2fv == null)
{
glUniformMatrix2fv = OpenGL.GetDelegateFor <OpenGL.glUniformMatrix2fv>();
}
glUniformMatrix2fv(location, m.Length / 4, false, m);
}
return(location);
}
/// <summary>
/// </summary>
/// <param name="uniformName"></param>
/// <param name="m"></param>
public int SetUniformMatrix2(string uniformName, mat2[] m)
{
int location = GetUniformLocation(uniformName);
if (location >= 0)
{
if (glUniformMatrix2fv == null)
{
glUniformMatrix2fv = OpenGL.GetDelegateFor <OpenGL.glUniformMatrix2fv>();
}
var values = new float[m.Length * 4];
for (int index = 0, i = 0; i < m.Length; i++)
{
float[] array = m[i].ToArray();
for (int j = 0; j < 4; j++)
{
values[index++] = array[j];
}
}
glUniformMatrix2fv(location, m.Length / 4, false, values);
}
return(location);
}
