Relintai/godot_voxel
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Don't send empty blocks to the updater, so we avoid a copy and unnecessary face extraction

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This commit is contained in:
Marc Gilleron 2018-09-29 21:47:53 +01:00
parent 606e131c25
commit a875b85498
1 changed files with 20 additions and 4 deletions
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24
voxel_terrain.cpp
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@ -635,6 +635,25 @@ void VoxelTerrain::_process() {
continue;
}
CRASH_COND(block->voxels.is_null());
VoxelTerrain::BlockDirtyState *block_state = _dirty_blocks.getptr(block_pos);
CRASH_COND(block_state == NULL);
CRASH_COND(*block_state != BLOCK_UPDATE_NOT_SENT);
int air_type = 0;
if(block->voxels->is_uniform(Voxel::CHANNEL_TYPE) && block->voxels->get_voxel(0, 0, 0, Voxel::CHANNEL_TYPE) == air_type) {
// The block contains empty voxels
block->set_mesh(Ref<Mesh>(), Ref<World>());
_dirty_blocks.erase(block_pos);
// Optional, but I guess it might spare some memory
block->voxels->clear_channel(Voxel::CHANNEL_TYPE, air_type);
continue;
}
// Create buffer padded with neighbor voxels
Ref<VoxelBuffer> nbuffer;
nbuffer.instance();
@ -651,10 +670,7 @@ void VoxelTerrain::_process() {
iblock.position = block_pos;
input.blocks.push_back(iblock);
VoxelTerrain::BlockDirtyState *state = _dirty_blocks.getptr(block_pos);
CRASH_COND(state == NULL);
CRASH_COND(*state != BLOCK_UPDATE_NOT_SENT);
*state = BLOCK_UPDATE_SENT;
*block_state = BLOCK_UPDATE_SENT;
}
_block_updater->push(input);