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Description: Fix size chain for non-square mipmaps
Author: Tony Houghton <h@realh.co.uk>
Forwarded: No
Last-Update: 2016-11-20
Index: gimp-dds-3.0.1/mipmap.c
===================================================================
--- gimp-dds-3.0.1.orig/mipmap.c
+++ gimp-dds-3.0.1/mipmap.c
@@ -143,11 +143,11 @@ unsigned int get_volume_mipmapped_size(i
int get_next_mipmap_dimensions(int *next_w, int *next_h,
int curr_w, int curr_h)
{
- if(curr_w == 1 || curr_h == 1)
+ if(curr_w == 1 && curr_h == 1)
return(0);
- if(next_w) *next_w = curr_w >> 1;
- if(next_h) *next_h = curr_h >> 1;
+ if(next_w) *next_w = curr_w == 1 ? 1 : curr_w >> 1;
+ if(next_h) *next_h = curr_h == 1 ? 1 : curr_h >> 1;
return(1);
}
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