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author | Max Horn | 2003-05-18 02:40:54 +0000 |
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committer | Max Horn | 2003-05-18 02:40:54 +0000 |
commit | e91bf4df2f8312858686269ad2f93dc88b301a31 (patch) | |
tree | afe72aafafc92cf077c8cd1cebd648d3b781e7f9 /backends | |
parent | 1156abd532f1e3439e4f81e32aa05a558858c44c (diff) | |
download | scummvm-rg350-e91bf4df2f8312858686269ad2f93dc88b301a31.tar.gz scummvm-rg350-e91bf4df2f8312858686269ad2f93dc88b301a31.tar.bz2 scummvm-rg350-e91bf4df2f8312858686269ad2f93dc88b301a31.zip |
fixed my wrong fix for move_screen
svn-id: r7623
Diffstat (limited to 'backends')
-rw-r--r-- | backends/sdl/sdl-common.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/backends/sdl/sdl-common.cpp b/backends/sdl/sdl-common.cpp index 95c4ea7364..92eca7acf8 100644 --- a/backends/sdl/sdl-common.cpp +++ b/backends/sdl/sdl-common.cpp @@ -233,8 +233,9 @@ void OSystem_SDL_Common::move_screen(int dx, int dy, int height) { copy_rect((byte *)_screen->pixels + _screenWidth * (y - dy), _screenWidth, 0, y, _screenWidth, 1); } else if (dy < 0) { // move up - copy from top to bottom + dy = -dy; for (y = dy; y < height; y++) - copy_rect((byte *)_screen->pixels + _screenWidth * (y - dy), _screenWidth, 0, y, _screenWidth, 1); + copy_rect((byte *)_screen->pixels + _screenWidth * y, _screenWidth, 0, y - dy, _screenWidth, 1); } // horizontal movement @@ -244,8 +245,9 @@ void OSystem_SDL_Common::move_screen(int dx, int dy, int height) { copy_rect((byte *)_screen->pixels + x - dx, _screenWidth, x, 0, 1, height); } else if (dx < 0) { // move left - copy from left to right + dx = -dx; for (x = dx; x < _screenWidth; x++) - copy_rect((byte *)_screen->pixels + x - dx, _screenWidth, x, 0, 1, height); + copy_rect((byte *)_screen->pixels + x, _screenWidth, x - dx, 0, 1, height); } } |