diff options
Diffstat (limited to 'src/resources')
| -rw-r--r-- | src/resources/image.cpp | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/src/resources/image.cpp b/src/resources/image.cpp index 393c443c..31e38d6d 100644 --- a/src/resources/image.cpp +++ b/src/resources/image.cpp @@ -187,19 +187,22 @@ Image* Image::load(void *buffer, unsigned int bufferSize, bool hasAlpha = false; - // Figure out whether the image uses its alpha layer - for (int i = 0; i < tmpImage->w * tmpImage->h; ++i) + if (tmpImage->format->BitsPerPixel == 32) { - Uint8 r, g, b, a; - SDL_GetRGBA( - ((char*) tmpImage->pixels)[i * tmpImage->format->BitsPerPixel], - tmpImage->format, - &r, &g, &b, &a); - - if (a != 255) + // Figure out whether the image uses its alpha layer + for (int i = 0; i < tmpImage->w * tmpImage->h; ++i) { - hasAlpha = true; - break; + Uint8 r, g, b, a; + SDL_GetRGBA( + ((Uint32*) tmpImage->pixels)[i], + tmpImage->format, + &r, &g, &b, &a); + + if (a != 255) + { + hasAlpha = true; + break; + } } } |