diff options
Diffstat (limited to 'scene/resources/importer_mesh.cpp')
| -rw-r--r-- | scene/resources/importer_mesh.cpp | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/scene/resources/importer_mesh.cpp b/scene/resources/importer_mesh.cpp index d1278f9340..b5e02b2f76 100644 --- a/scene/resources/importer_mesh.cpp +++ b/scene/resources/importer_mesh.cpp @@ -30,6 +30,7 @@ #include "importer_mesh.h" +#include "core/io/marshalls.h" #include "core/math/random_pcg.h" #include "core/math/static_raycaster.h" #include "scene/resources/surface_tool.h" @@ -424,9 +425,8 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli normal_weights[j] = 2.0; // Give some weight to normal preservation, may be worth exposing as an import setting } - const float max_mesh_error = FLT_MAX; // We don't want to limit by error, just by index target - float scale = SurfaceTool::simplify_scale_func((const float *)merged_vertices_ptr, merged_vertex_count, sizeof(Vector3)); - float mesh_error = 0.0f; + Vector<float> merged_vertices_f32 = vector3_to_float32_array(merged_vertices_ptr, merged_vertex_count); + float scale = SurfaceTool::simplify_scale_func(merged_vertices_f32.ptr(), merged_vertex_count, sizeof(float) * 3); unsigned int index_target = 12; // Start with the smallest target, 4 triangles unsigned int last_index_count = 0; @@ -446,11 +446,25 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli raycaster->commit(); } + const float max_mesh_error = FLT_MAX; // We don't want to limit by error, just by index target + float mesh_error = 0.0f; + while (index_target < index_count) { PackedInt32Array new_indices; new_indices.resize(index_count); - size_t new_index_count = SurfaceTool::simplify_with_attrib_func((unsigned int *)new_indices.ptrw(), (const uint32_t *)merged_indices_ptr, index_count, (const float *)merged_vertices_ptr, merged_vertex_count, sizeof(Vector3), index_target, max_mesh_error, &mesh_error, (float *)merged_normals.ptr(), normal_weights.ptr(), 3); + Vector<float> merged_normals_f32 = vector3_to_float32_array(merged_normals.ptr(), merged_normals.size()); + + size_t new_index_count = SurfaceTool::simplify_with_attrib_func( + (unsigned int *)new_indices.ptrw(), + (const uint32_t *)merged_indices_ptr, index_count, + merged_vertices_f32.ptr(), merged_vertex_count, + sizeof(float) * 3, // Vertex stride + index_target, + max_mesh_error, + &mesh_error, + merged_normals_f32.ptr(), + normal_weights.ptr(), 3); if (new_index_count < last_index_count * 1.5f) { index_target = index_target * 1.5f; |