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voxalgo::clearLightAndCollectSources

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This commit is contained in:
Perttu Ahola 2012-01-27 13:24:06 +02:00
parent 56496ad5d8
commit 0f3c2f6541
5 changed files with 112 additions and 9 deletions
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54
src/test.cpp
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@ -55,6 +55,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#define CONTENT_STONE 0
#define CONTENT_GRASS 0x800
#define CONTENT_TORCH 100
void define_some_nodes(IWritableItemDefManager *idef, IWritableNodeDefManager *ndef)
{
@ -105,6 +106,22 @@ void define_some_nodes(IWritableItemDefManager *idef, IWritableNodeDefManager *n
f.is_ground_content = true;
idef->registerItem(itemdef);
ndef->set(i, f);
/*
Torch (minimal definition for lighting tests)
*/
i = CONTENT_TORCH;
itemdef = ItemDefinition();
itemdef.type = ITEM_NODE;
itemdef.name = "default:torch";
f = ContentFeatures();
f.name = itemdef.name;
f.param_type = CPT_LIGHT;
f.light_propagates = true;
f.sunlight_propagates = true;
f.light_source = LIGHT_MAX-1;
idef->registerItem(itemdef);
ndef->set(i, f);
}
struct TestUtilities
@ -488,6 +505,9 @@ struct TestVoxelAlgorithms
{
void Run(INodeDefManager *ndef)
{
/*
voxalgo::propagateSunlight
*/
{
VoxelManipulator v;
for(u16 z=0; z<3; z++)
@ -593,6 +613,40 @@ struct TestVoxelAlgorithms
assert(res.bottom_sunlight_valid == true);
}
}
/*
voxalgo::clearLightAndCollectSources
*/
{
VoxelManipulator v;
for(u16 z=0; z<3; z++)
for(u16 y=0; y<3; y++)
for(u16 x=0; x<3; x++)
{
v3s16 p(x,y,z);
v.setNode(p, MapNode(CONTENT_AIR));
}
VoxelArea a(v3s16(0,0,0), v3s16(2,2,2));
v.setNodeNoRef(v3s16(0,0,0), MapNode(CONTENT_STONE));
v.setNodeNoRef(v3s16(1,1,1), MapNode(CONTENT_TORCH));
{
MapNode n(CONTENT_AIR);
n.setLight(LIGHTBANK_DAY, 1, ndef);
v.setNode(v3s16(1,1,2), n);
}
{
core::map<v3s16, bool> light_sources;
core::map<v3s16, u8> unlight_from;
voxalgo::clearLightAndCollectSources(v, a, LIGHTBANK_DAY,
ndef, light_sources, unlight_from);
//v.print(dstream, ndef, VOXELPRINT_LIGHT_DAY);
assert(v.getNode(v3s16(0,1,1)).getLight(LIGHTBANK_DAY, ndef)
== 0);
assert(light_sources.find(v3s16(1,1,1)) != NULL);
assert(light_sources.size() == 1);
assert(unlight_from.find(v3s16(1,1,2)) != NULL);
assert(unlight_from.size() == 1);
}
}
}
};