implement log2GobsPerBlockY values for even smaller images

elFarto · Jan 13, 2025 · 43bfe54 · 43bfe54
1 parent a419408
commit 43bfe54
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/direct/nv-driver.c b/src/direct/nv-driver.c
@@ -487,6 +487,9 @@ bool alloc_memory(const NVDriverContext *context, const uint32_t size, int *fd)
      //first figure out the gob layout
      uint32_t log2GobsPerBlockX = 0; //TODO not sure if these are the correct numbers to start with, but they're the largest ones i've seen used
      uint32_t log2GobsPerBlockY = height < 86 ? 3 : 4; //TODO 86 is a guess, 80px high needs 3, 112px needs 4, 96px needs 4, 88px needs 4, 86px needs 4
+     if (height < 43) log2GobsPerBlockY = 2;
+     if (height < 22) log2GobsPerBlockY = 1;
+     if (height < 11) log2GobsPerBlockY = 0;
      uint32_t log2GobsPerBlockZ = 0;
 
      //LOG("Calculated GOB size: %dx%d (%dx%d)", gobWidthInBytes << log2GobsPerBlockX, gobHeightInBytes << log2GobsPerBlockY, log2GobsPerBlockX, log2GobsPerBlockY);