openharmony/third_party_meshoptimizer
1
0
Fork 0
mirror of https://github.com/openharmony/third_party_meshoptimizer.git synced 2026-07-20 23:46:19 -04:00
Code Issues Packages Projects Releases Wiki Activity

simplify: Add pass statistics

Browse Source 
This will help improve the tradeoff between number of passes and
collapse error.
This commit is contained in:
Arseny Kapoulkine
2017-07-22 08:45:57 -07:00
parent b74d9d52d2
commit 87cdfd13ca
1 changed files with 11 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/simplifier.cpp
+11 -3
View File
@@ -268,6 +268,9 @@ static size_t simplifyEdgeCollapse(unsigned int* result, const unsigned int* ind
}
}
size_t pass_count = 0;
float worst_error = 0;
while (index_count > target_index_count)
{
std::vector<Collapse> edge_collapses;
@@ -304,7 +307,7 @@ static size_t simplifyEdgeCollapse(unsigned int* result, const unsigned int* ind
size_t edge_collapse_goal = (index_count - target_index_count) / 6 + 1;
size_t collapses = 0;
float worst_error = 0;
float pass_error = 0;
for (size_t i = 0; i < edge_collapses.size(); ++i)
{
@@ -324,13 +327,16 @@ static size_t simplifyEdgeCollapse(unsigned int* result, const unsigned int* ind
vertex_locked[c.v1] = 1;
collapses++;
worst_error = c.error;
pass_error = c.error;
if (collapses >= edge_collapse_goal)
break;
}
printf("collapses: %d/%d, worst error: %e\n", int(collapses), int(edge_collapses.size()), worst_error);
printf("pass %d: collapses: %d/%d, error: %e\n", int(pass_count), int(collapses), int(edge_collapses.size()), pass_error);
pass_count++;
worst_error = std::max(worst_error, pass_error);
// no edges can be collapsed any more => bail out
if (collapses == 0)
@@ -360,6 +366,8 @@ static size_t simplifyEdgeCollapse(unsigned int* result, const unsigned int* ind
index_count = write;
}
printf("passes: %d, worst error: %e\n", int(pass_count), worst_error);
return index_count;
}