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-rw-r--r--thirdparty/meshoptimizer/simplifier.cpp17
1 files changed, 14 insertions, 3 deletions
diff --git a/thirdparty/meshoptimizer/simplifier.cpp b/thirdparty/meshoptimizer/simplifier.cpp
index 51cf634186..b195a8cb5d 100644
--- a/thirdparty/meshoptimizer/simplifier.cpp
+++ b/thirdparty/meshoptimizer/simplifier.cpp
@@ -6,6 +6,7 @@
#include <math.h>
#include <string.h>
+
#ifndef TRACE
#define TRACE 0
#endif
@@ -332,8 +333,11 @@ struct Vector3
{
float x, y, z;
};
+// -- GODOT start --
+//static void rescalePositions(Vector3* result, const float* vertex_positions_data, size_t vertex_count, size_t vertex_positions_stride)
+static float rescalePositions(Vector3* result, const float* vertex_positions_data, size_t vertex_count, size_t vertex_positions_stride)
+// -- GODOT end --
-static void rescalePositions(Vector3* result, const float* vertex_positions_data, size_t vertex_count, size_t vertex_positions_stride)
{
size_t vertex_stride_float = vertex_positions_stride / sizeof(float);
@@ -371,6 +375,10 @@ static void rescalePositions(Vector3* result, const float* vertex_positions_data
result[i].y = (result[i].y - minv[1]) * scale;
result[i].z = (result[i].z - minv[2]) * scale;
}
+// -- GODOT start --
+ return extent;
+// -- GODOT end --
+
}
struct Quadric
@@ -1190,7 +1198,10 @@ size_t meshopt_simplify(unsigned int *destination, const unsigned int *indices,
#endif
Vector3* vertex_positions = allocator.allocate<Vector3>(vertex_count);
- rescalePositions(vertex_positions, vertex_positions_data, vertex_count, vertex_positions_stride);
+// -- GODOT start --
+ //rescalePositions(vertex_positions, vertex_positions_data, vertex_count, vertex_positions_stride);
+ float extent = rescalePositions(vertex_positions, vertex_positions_data, vertex_count, vertex_positions_stride);
+// -- GODOT end --
Quadric* vertex_quadrics = allocator.allocate<Quadric>(vertex_count);
memset(vertex_quadrics, 0, vertex_count * sizeof(Quadric));
@@ -1294,7 +1305,7 @@ size_t meshopt_simplify(unsigned int *destination, const unsigned int *indices,
// -- GODOT start --
if (r_resulting_error) {
- *r_resulting_error = sqrt(worst_error);
+ *r_resulting_error = sqrt(worst_error) * extent;
}
// -- GODOT end --