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>(); glUniform1iv = OpenGL.GetDelegateFor <OpenGL.glUniform1iv>(); glUniform2iv = OpenGL.GetDelegateFor <OpenGL.glUniform2iv>(); glUniform3iv = OpenGL.GetDelegateFor <OpenGL.glUniform3iv>(); glUniform4iv = OpenGL.GetDelegateFor <OpenGL.glUniform4iv>(); glUniform1f = OpenGL.GetDelegateFor <OpenGL.glUniform1f>(); glUniform2f = OpenGL.GetDelegateFor <OpenGL.glUniform2f>(); glUniform3f = OpenGL.GetDelegateFor <OpenGL.glUniform3f>(); glUniform4f = OpenGL.GetDelegateFor <OpenGL.glUniform4f>(); glUniform1fv = OpenGL.GetDelegateFor <OpenGL.glUniform1fv>(); glUniform2fv = OpenGL.GetDelegateFor <OpenGL.glUniform2fv>(); glUniform3fv = OpenGL.GetDelegateFor <OpenGL.glUniform3fv>(); glUniform4fv = OpenGL.GetDelegateFor <OpenGL.glUniform4fv>(); 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="values"></param> /// <returns></returns> public int SetUniform(string uniformName, ivec2[] values) { int location = GetUniformLocation(uniformName); if (location >= 0) { if (glUniform2iv == null) { glUniform2iv = OpenGL.GetDelegateFor <OpenGL.glUniform2iv>(); } int count = values.Length; var value = new int[count * 2]; int index = 0; for (int i = 0; i < value.Length; i++) { value[index++] = values[i].x; value[index++] = values[i].y; } glUniform2iv(GetUniformLocation(uniformName), count, value); } return(location); }