SDL Library
SDL_test_compare.h@0:7fb6877b5d7c, 2016-09-22 (annotated)
- Committer:
- miruga27
- Date:
- Thu Sep 22 00:03:09 2016 +0000
- Revision:
- 0:7fb6877b5d7c
SDL
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
miruga27 | 0:7fb6877b5d7c | 1 | /* |
miruga27 | 0:7fb6877b5d7c | 2 | Simple DirectMedia Layer |
miruga27 | 0:7fb6877b5d7c | 3 | Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org> |
miruga27 | 0:7fb6877b5d7c | 4 | |
miruga27 | 0:7fb6877b5d7c | 5 | This software is provided 'as-is', without any express or implied |
miruga27 | 0:7fb6877b5d7c | 6 | warranty. In no event will the authors be held liable for any damages |
miruga27 | 0:7fb6877b5d7c | 7 | arising from the use of this software. |
miruga27 | 0:7fb6877b5d7c | 8 | |
miruga27 | 0:7fb6877b5d7c | 9 | Permission is granted to anyone to use this software for any purpose, |
miruga27 | 0:7fb6877b5d7c | 10 | including commercial applications, and to alter it and redistribute it |
miruga27 | 0:7fb6877b5d7c | 11 | freely, subject to the following restrictions: |
miruga27 | 0:7fb6877b5d7c | 12 | |
miruga27 | 0:7fb6877b5d7c | 13 | 1. The origin of this software must not be misrepresented; you must not |
miruga27 | 0:7fb6877b5d7c | 14 | claim that you wrote the original software. If you use this software |
miruga27 | 0:7fb6877b5d7c | 15 | in a product, an acknowledgment in the product documentation would be |
miruga27 | 0:7fb6877b5d7c | 16 | appreciated but is not required. |
miruga27 | 0:7fb6877b5d7c | 17 | 2. Altered source versions must be plainly marked as such, and must not be |
miruga27 | 0:7fb6877b5d7c | 18 | misrepresented as being the original software. |
miruga27 | 0:7fb6877b5d7c | 19 | 3. This notice may not be removed or altered from any source distribution. |
miruga27 | 0:7fb6877b5d7c | 20 | */ |
miruga27 | 0:7fb6877b5d7c | 21 | |
miruga27 | 0:7fb6877b5d7c | 22 | /** |
miruga27 | 0:7fb6877b5d7c | 23 | * \file SDL_test_compare.h |
miruga27 | 0:7fb6877b5d7c | 24 | * |
miruga27 | 0:7fb6877b5d7c | 25 | * Include file for SDL test framework. |
miruga27 | 0:7fb6877b5d7c | 26 | * |
miruga27 | 0:7fb6877b5d7c | 27 | * This code is a part of the SDL2_test library, not the main SDL library. |
miruga27 | 0:7fb6877b5d7c | 28 | */ |
miruga27 | 0:7fb6877b5d7c | 29 | |
miruga27 | 0:7fb6877b5d7c | 30 | /* |
miruga27 | 0:7fb6877b5d7c | 31 | |
miruga27 | 0:7fb6877b5d7c | 32 | Defines comparison functions (i.e. for surfaces). |
miruga27 | 0:7fb6877b5d7c | 33 | |
miruga27 | 0:7fb6877b5d7c | 34 | */ |
miruga27 | 0:7fb6877b5d7c | 35 | |
miruga27 | 0:7fb6877b5d7c | 36 | #ifndef _SDL_test_compare_h |
miruga27 | 0:7fb6877b5d7c | 37 | #define _SDL_test_compare_h |
miruga27 | 0:7fb6877b5d7c | 38 | |
miruga27 | 0:7fb6877b5d7c | 39 | #include "SDL.h" |
miruga27 | 0:7fb6877b5d7c | 40 | |
miruga27 | 0:7fb6877b5d7c | 41 | #include "SDL_test_images.h" |
miruga27 | 0:7fb6877b5d7c | 42 | |
miruga27 | 0:7fb6877b5d7c | 43 | #include "begin_code.h" |
miruga27 | 0:7fb6877b5d7c | 44 | /* Set up for C function definitions, even when using C++ */ |
miruga27 | 0:7fb6877b5d7c | 45 | #ifdef __cplusplus |
miruga27 | 0:7fb6877b5d7c | 46 | extern "C" { |
miruga27 | 0:7fb6877b5d7c | 47 | #endif |
miruga27 | 0:7fb6877b5d7c | 48 | |
miruga27 | 0:7fb6877b5d7c | 49 | /** |
miruga27 | 0:7fb6877b5d7c | 50 | * \brief Compares a surface and with reference image data for equality |
miruga27 | 0:7fb6877b5d7c | 51 | * |
miruga27 | 0:7fb6877b5d7c | 52 | * \param surface Surface used in comparison |
miruga27 | 0:7fb6877b5d7c | 53 | * \param referenceSurface Test Surface used in comparison |
miruga27 | 0:7fb6877b5d7c | 54 | * \param allowable_error Allowable difference (squared) in blending accuracy. |
miruga27 | 0:7fb6877b5d7c | 55 | * |
miruga27 | 0:7fb6877b5d7c | 56 | * \returns 0 if comparison succeeded, >0 (=number of pixels where comparison failed) if comparison failed, -1 if any of the surfaces were NULL, -2 if the surface sizes differ. |
miruga27 | 0:7fb6877b5d7c | 57 | */ |
miruga27 | 0:7fb6877b5d7c | 58 | int SDLTest_CompareSurfaces(SDL_Surface *surface, SDL_Surface *referenceSurface, int allowable_error); |
miruga27 | 0:7fb6877b5d7c | 59 | |
miruga27 | 0:7fb6877b5d7c | 60 | |
miruga27 | 0:7fb6877b5d7c | 61 | /* Ends C function definitions when using C++ */ |
miruga27 | 0:7fb6877b5d7c | 62 | #ifdef __cplusplus |
miruga27 | 0:7fb6877b5d7c | 63 | } |
miruga27 | 0:7fb6877b5d7c | 64 | #endif |
miruga27 | 0:7fb6877b5d7c | 65 | #include "close_code.h" |
miruga27 | 0:7fb6877b5d7c | 66 | |
miruga27 | 0:7fb6877b5d7c | 67 | #endif /* _SDL_test_compare_h */ |
miruga27 | 0:7fb6877b5d7c | 68 | |
miruga27 | 0:7fb6877b5d7c | 69 | /* vi: set ts=4 sw=4 expandtab: */ |