diff options
Diffstat (limited to 'src/gfxinit.cpp')
-rw-r--r-- | src/gfxinit.cpp | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/gfxinit.cpp b/src/gfxinit.cpp index 30ff37998..ac116bf4a 100644 --- a/src/gfxinit.cpp +++ b/src/gfxinit.cpp @@ -238,16 +238,21 @@ static bool SwitchNewGRFBlitter() /* Null driver => dedicated server => do nothing. */ if (BlitterFactory::GetCurrentBlitter()->GetScreenDepth() == 0) return false; - /* Get preferred depth. */ + /* Get preferred depth. + * - depth_wanted_by_base: Depth required by the baseset, i.e. the majority of the sprites. + * - depth_wanted_by_grf: Depth required by some NewGRF. + * Both can force using a 32bpp blitter. depth_wanted_by_base is used to select + * between multiple 32bpp blitters, which perform differently with 8bpp sprites. + */ uint depth_wanted_by_base = BaseGraphics::GetUsedSet()->blitter == BLT_32BPP ? 32 : 8; - uint depth_wanted_by_grf = 8; + uint depth_wanted_by_grf = _support8bpp == S8BPP_NONE ? 32 : 8; for (GRFConfig *c = _grfconfig; c != NULL; c = c->next) { if (c->status == GCS_DISABLED || c->status == GCS_NOT_FOUND || HasBit(c->flags, GCF_INIT_ONLY)) continue; if (c->palette & GRFP_BLT_32BPP) depth_wanted_by_grf = 32; } /* Search the best blitter. */ - struct { + static const struct { const char *name; uint animation; ///< 0: no support, 1: do support, 2: both uint min_base_depth, max_base_depth, min_grf_depth, max_grf_depth; |