Le mar 21/09/2004 à 10:47, Kenneth Gangstø a écrit :
> Thanks for the patch. I have no idea about how the SDL target should work,
> so I just have to trust you that it works.
The rotation angle and source size was uncorrect, it's more something
like that : (see attached patch)
TODO :
- Fix rotation hotspot
- Flip function (for negative scale)
> In OpenGL (and any other hardware accelerated platform)
> rotating and scaling is done on the fly. There is no need to cache a
> rotated surface. In the software world of SDL, you might consider
> doing it otherwise.
Another thing to add in the TODO list :-D
Bye, Haypo
--- surface_sdl.cpp.old 2004-09-21 11:20:33.000000000 +0200
+++ surface_sdl.cpp 2004-09-21 14:06:37.000000000 +0200
@@ -278,11 +278,10 @@
else
{
#ifdef HAVE_LIBSDL_GFX
- source.w = dst.w;
- source.h = dst.h;
+ SDL_Surface *zoom = rotozoomSurface (surface, -params2->rotate_angle, params2->scale_x, SMOOTHING_ON);
- float angle=params2->rotate_angle*180/M_PI;
- SDL_Surface *zoom = rotozoomSurface (surface, angle, params2->scale_x, SMOOTHING_ON);
+ source.w = zoom->w;
+ source.h = zoom->h;
if(zoom->format->BitsPerPixel > 8)
{
