retrograde.graphics.threedee.opengl.error source code

1 /**
2  * Retrograde Engine
3  *
4  * Authors:
5  *  Mike Bierlee, m.bierlee@lostmoment.com
6  * Copyright: 2014-2021 Mike Bierlee
7  * License:
8  *  This software is licensed under the terms of the MIT license.
9  *  The full terms of the license can be found in the LICENSE.txt file.
10  */
11 
12 module retrograde.graphics.threedee.opengl.error;
13 
14 version(Have_derelict_gl3) {
15 
16 import std.experimental.logger;
17 import std.string;
18 import std.exception;
19 
20 import poodinis;
21 
22 import derelict.opengl3.gl3;
23 
24 class ErrorService {
25 
26     @Autowire
27     private Logger logger;
28 
29     public GLenum[] getAllErrors() {
30         GLenum[] errors;
31         while(true) {
32             GLenum error = glGetError();
33             if (error == GL_NO_ERROR) {
34                 break;
35             }
36 
37             errors ~= error;
38         }
39         return errors;
40     }
41 
42     public void throwOnErrors(ExceptionType : Exception)(string action = "") {
43         auto errors = getAllErrors();
44         auto actionSpecifier = !action.empty ? " while " ~ action : "";
45         if (errors.length > 0) {
46             throw new ExceptionType(format("OpenGL errors were flagged%s: %s", actionSpecifier, errors));
47         }
48     }
49 
50     public void logErrorsIfAny() {
51         auto errors = getAllErrors();
52         if (errors.length > 0) {
53             logger.error(format("OpenGL errors were flagged: %s", errors));
54         }
55 
56     }
57 }
58 
59 }