surface crop_modification::operator()(const surface& src) const
{
SDL_Rect area = slice_;
if(area.w == 0) {
area.w = src->w;
}
if(area.h == 0) {
area.h = src->h;
}
if(area.x < 0) {
ERR_DP << "start X coordinate of CROP modification is negative - truncating to zero\n";
area.x = 0;
}
if(area.y < 0) {
ERR_DP << "start Y coordinate of CROP modification is negative - truncating to zero\n";
area.y = 0;
}
/*
* Unlike other image functions cut_surface does not convert the input
* surface to a neutral surface, nor does it convert its return surface
* to an optimised surface.
*
* Since it seems to work for most cases, rather change this caller instead
* of the function signature. (The issue was discovered in bug #20876).
*/
return create_optimized_surface(
cut_surface(make_neutral_surface(src), area));
}
surface crop_modification::operator()(const surface& src) const
{
SDL_Rect area = slice_;
if(area.w == 0) {
area.w = src->w;
}
if(area.h == 0) {
area.h = src->h;
}
if(area.x < 0) {
ERR_DP << "start X coordinate of SECTION modification is negative - truncating to zero\n";
area.x = 0;
}
if(area.y < 0) {
ERR_DP << "start Y coordinate of SECTION modification is negative - truncating to zero\n";
area.y = 0;
}
return cut_surface(src, area);
}
