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| author | x2048 <codeforsmile@gmail.com> | 2022-04-02 10:42:27 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-04-02 10:42:27 +0200 |
| commit | b0b9732359d43325c8bd820abeb8417353365a0c (patch) | |
| tree | 3de2c5a55f67ee142a9f2a1b95c2b47b6d881c54 /src/client/tile.h | |
| parent | 26c046a563f686f9309055f5d566a92d436eed7e (diff) | |
| download | minetest-b0b9732359d43325c8bd820abeb8417353365a0c.tar.gz minetest-b0b9732359d43325c8bd820abeb8417353365a0c.tar.bz2 minetest-b0b9732359d43325c8bd820abeb8417353365a0c.zip | |
Add depth sorting for node faces (#11696)
Use BSP tree to order transparent triangles
https://en.wikipedia.org/wiki/Binary_space_partitioning
Diffstat (limited to 'src/client/tile.h')
| -rw-r--r-- | src/client/tile.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/client/tile.h b/src/client/tile.h index fe96cef58..88ff91f8e 100644 --- a/src/client/tile.h +++ b/src/client/tile.h @@ -260,6 +260,18 @@ struct TileLayer && (material_flags & MATERIAL_FLAG_TILEABLE_VERTICAL); } + bool isTransparent() const + { + switch (material_type) { + case TILE_MATERIAL_BASIC: + case TILE_MATERIAL_ALPHA: + case TILE_MATERIAL_LIQUID_TRANSPARENT: + case TILE_MATERIAL_WAVING_LIQUID_TRANSPARENT: + return true; + } + return false; + } + // Ordered for size, please do not reorder video::ITexture *texture = nullptr; @@ -308,7 +320,8 @@ struct TileSpec for (int layer = 0; layer < MAX_TILE_LAYERS; layer++) { if (layers[layer] != other.layers[layer]) return false; - if (!layers[layer].isTileable()) + // Only non-transparent tiles can be merged into fast faces + if (layers[layer].isTransparent() || !layers[layer].isTileable()) return false; } return rotation == 0 |